diff options
Diffstat (limited to 'src/modules')
31 files changed, 11209 insertions, 15 deletions
diff --git a/src/modules/alsa/alsa-sink.c b/src/modules/alsa/alsa-sink.c index 22e88b4a..37419d98 100644 --- a/src/modules/alsa/alsa-sink.c +++ b/src/modules/alsa/alsa-sink.c @@ -927,7 +927,7 @@ static int update_sw_params(struct userdata *u) { pa_log_debug("setting avail_min=%lu", (unsigned long) avail_min); - if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min)) < 0) { + if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min, !u->use_tsched)) < 0) { pa_log("Failed to set software parameters: %s", pa_alsa_strerror(err)); return err; } diff --git a/src/modules/alsa/alsa-source.c b/src/modules/alsa/alsa-source.c index fa3ac0aa..37dd6476 100644 --- a/src/modules/alsa/alsa-source.c +++ b/src/modules/alsa/alsa-source.c @@ -877,7 +877,7 @@ static int update_sw_params(struct userdata *u) { pa_log_debug("setting avail_min=%lu", (unsigned long) avail_min); - if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min)) < 0) { + if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min, !u->use_tsched)) < 0) { pa_log("Failed to set software parameters: %s", pa_alsa_strerror(err)); return err; } diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index 43a8e829..0e22d17e 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -403,7 +403,7 @@ finish: return ret; } -int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) { +int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min, pa_bool_t period_event) { snd_pcm_sw_params_t *swparams; snd_pcm_uframes_t boundary; int err; @@ -417,7 +417,7 @@ int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) { return err; } - if ((err = snd_pcm_sw_params_set_period_event(pcm, swparams, 0)) < 0) { + if ((err = snd_pcm_sw_params_set_period_event(pcm, swparams, period_event)) < 0) { pa_log_warn("Unable to disable period event: %s\n", pa_alsa_strerror(err)); return err; } diff --git a/src/modules/alsa/alsa-util.h b/src/modules/alsa/alsa-util.h index 265cd28c..f6206fe2 100644 --- a/src/modules/alsa/alsa-util.h +++ b/src/modules/alsa/alsa-util.h @@ -51,7 +51,8 @@ int pa_alsa_set_hw_params( int pa_alsa_set_sw_params( snd_pcm_t *pcm, - snd_pcm_uframes_t avail_min); + snd_pcm_uframes_t avail_min, + pa_bool_t period_event); /* Picks a working mapping from the profile set based on the specified ss/map */ snd_pcm_t *pa_alsa_open_by_device_id_auto( diff --git a/src/modules/bluetooth/module-bluetooth-device.c b/src/modules/bluetooth/module-bluetooth-device.c index 4592fca1..0ba1421b 100644 --- a/src/modules/bluetooth/module-bluetooth-device.c +++ b/src/modules/bluetooth/module-bluetooth-device.c @@ -74,7 +74,8 @@ PA_MODULE_USAGE( "profile=<a2dp|hsp> " "rate=<sample rate> " "channels=<number of channels> " - "path=<device object path>"); + "path=<device object path> " + "auto_connect=<automatically connect?>"); /* #ifdef NOKIA @@ -98,6 +99,7 @@ static const char* const valid_modargs[] = { "rate", "channels", "path", + "auto_connect", #ifdef NOKIA "sco_sink", "sco_source", @@ -141,6 +143,7 @@ struct userdata { char *address; char *path; pa_bluetooth_discovery *discovery; + pa_bool_t auto_connect; pa_dbus_connection *connection; @@ -399,7 +402,7 @@ static int get_caps(struct userdata *u, uint8_t seid) { pa_assert(u->profile == PROFILE_HSP); msg.getcaps_req.transport = BT_CAPABILITIES_TRANSPORT_SCO; } - msg.getcaps_req.flags = BT_FLAG_AUTOCONNECT; + msg.getcaps_req.flags = u->auto_connect ? BT_FLAG_AUTOCONNECT : 0; if (service_send(u, &msg.getcaps_req.h) < 0) return -1; @@ -2363,6 +2366,12 @@ int pa__init(pa_module* m) { goto fail; } + u->auto_connect = TRUE; + if (pa_modargs_get_value_boolean(ma, "auto_connect", &u->auto_connect)) { + pa_log("Failed to parse auto_connect= argument"); + goto fail; + } + channels = u->sample_spec.channels; if (pa_modargs_get_value_u32(ma, "channels", &channels) < 0 || channels <= 0 || channels > PA_CHANNELS_MAX) { diff --git a/src/modules/bluetooth/module-bluetooth-discover.c b/src/modules/bluetooth/module-bluetooth-discover.c index 02fd4240..0085fa8e 100644 --- a/src/modules/bluetooth/module-bluetooth-discover.c +++ b/src/modules/bluetooth/module-bluetooth-discover.c @@ -117,7 +117,7 @@ static pa_hook_result_t load_module_for_device(pa_bluetooth_discovery *y, const #endif if (d->audio_source_state >= PA_BT_AUDIO_STATE_CONNECTED) - args = pa_sprintf_malloc("%s profile=\"a2dp_source\"", args); + args = pa_sprintf_malloc("%s profile=\"a2dp_source\" auto_connect=no", args); pa_log_debug("Loading module-bluetooth-device %s", args); m = pa_module_load(u->module->core, "module-bluetooth-device", args); diff --git a/src/modules/dbus/iface-card-profile.c b/src/modules/dbus/iface-card-profile.c new file mode 100644 index 00000000..004e2e88 --- /dev/null +++ b/src/modules/dbus/iface-card-profile.c @@ -0,0 +1,228 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <dbus/dbus.h> + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> + +#include "iface-card-profile.h" + +#define OBJECT_NAME "profile" + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_description(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_priority(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +struct pa_dbusiface_card_profile { + uint32_t index; + pa_card_profile *profile; + char *path; + pa_dbus_protocol *dbus_protocol; +}; + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_NAME, + PROPERTY_HANDLER_DESCRIPTION, + PROPERTY_HANDLER_SINKS, + PROPERTY_HANDLER_SOURCES, + PROPERTY_HANDLER_PRIORITY, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, + [PROPERTY_HANDLER_DESCRIPTION] = { .property_name = "Description", .type = "s", .get_cb = handle_get_description, .set_cb = NULL }, + [PROPERTY_HANDLER_SINKS] = { .property_name = "Sinks", .type = "u", .get_cb = handle_get_sinks, .set_cb = NULL }, + [PROPERTY_HANDLER_SOURCES] = { .property_name = "Sources", .type = "u", .get_cb = handle_get_sources, .set_cb = NULL }, + [PROPERTY_HANDLER_PRIORITY] = { .property_name = "Priority", .type = "u", .get_cb = handle_get_priority, .set_cb = NULL }, +}; + +static pa_dbus_interface_info profile_interface_info = { + .name = PA_DBUSIFACE_CARD_PROFILE_INTERFACE, + .method_handlers = NULL, + .n_method_handlers = 0, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = NULL, + .n_signals = 0 +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card_profile *p = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &p->index); +} + +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card_profile *p = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &p->profile->name); +} + +static void handle_get_description(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card_profile *p = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &p->profile->description); +} + +static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card_profile *p = userdata; + dbus_uint32_t sinks = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + sinks = p->profile->n_sinks; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sinks); +} + +static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card_profile *p = userdata; + dbus_uint32_t sources = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + sources = p->profile->n_sources; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sources); +} + +static void handle_get_priority(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card_profile *p = userdata; + dbus_uint32_t priority = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + priority = p->profile->priority; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &priority); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card_profile *p = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t sinks = 0; + dbus_uint32_t sources = 0; + dbus_uint32_t priority = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + sinks = p->profile->n_sinks; + sources = p->profile->n_sources; + priority = p->profile->priority; + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &p->index); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &p->profile->name); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DESCRIPTION].property_name, DBUS_TYPE_STRING, &p->profile->description); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SINKS].property_name, DBUS_TYPE_UINT32, &sinks); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SOURCES].property_name, DBUS_TYPE_UINT32, &sources); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PRIORITY].property_name, DBUS_TYPE_UINT32, &priority); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); +} + +pa_dbusiface_card_profile *pa_dbusiface_card_profile_new( + pa_dbusiface_card *card, + pa_core *core, + pa_card_profile *profile, + uint32_t idx) { + pa_dbusiface_card_profile *p = NULL; + + pa_assert(card); + pa_assert(core); + pa_assert(profile); + + p = pa_xnew(pa_dbusiface_card_profile, 1); + p->index = idx; + p->profile = profile; + p->path = pa_sprintf_malloc("%s/%s%u", pa_dbusiface_card_get_path(card), OBJECT_NAME, idx); + p->dbus_protocol = pa_dbus_protocol_get(core); + + pa_assert_se(pa_dbus_protocol_add_interface(p->dbus_protocol, p->path, &profile_interface_info, p) >= 0); + + return p; +} + +void pa_dbusiface_card_profile_free(pa_dbusiface_card_profile *p) { + pa_assert(p); + + pa_assert_se(pa_dbus_protocol_remove_interface(p->dbus_protocol, p->path, profile_interface_info.name) >= 0); + + pa_dbus_protocol_unref(p->dbus_protocol); + + pa_xfree(p->path); + pa_xfree(p); +} + +const char *pa_dbusiface_card_profile_get_path(pa_dbusiface_card_profile *p) { + pa_assert(p); + + return p->path; +} + +const char *pa_dbusiface_card_profile_get_name(pa_dbusiface_card_profile *p) { + pa_assert(p); + + return p->profile->name; +} diff --git a/src/modules/dbus/iface-card-profile.h b/src/modules/dbus/iface-card-profile.h new file mode 100644 index 00000000..a09767f8 --- /dev/null +++ b/src/modules/dbus/iface-card-profile.h @@ -0,0 +1,50 @@ +#ifndef foodbusifacecardprofilehfoo +#define foodbusifacecardprofilehfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.CardProfile. + * + * See http://pulseaudio.org/wiki/DBusInterface for the CardProfile interface + * documentation. + */ + +#include <pulsecore/core-scache.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-card.h" + +#define PA_DBUSIFACE_CARD_PROFILE_INTERFACE PA_DBUS_CORE_INTERFACE ".CardProfile" + +typedef struct pa_dbusiface_card_profile pa_dbusiface_card_profile; + +pa_dbusiface_card_profile *pa_dbusiface_card_profile_new( + pa_dbusiface_card *card, + pa_core *core, + pa_card_profile *profile, + uint32_t idx); +void pa_dbusiface_card_profile_free(pa_dbusiface_card_profile *p); + +const char *pa_dbusiface_card_profile_get_path(pa_dbusiface_card_profile *p); +const char *pa_dbusiface_card_profile_get_name(pa_dbusiface_card_profile *p); + +#endif diff --git a/src/modules/dbus/iface-card.c b/src/modules/dbus/iface-card.c new file mode 100644 index 00000000..1714df36 --- /dev/null +++ b/src/modules/dbus/iface-card.c @@ -0,0 +1,561 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <dbus/dbus.h> + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-card-profile.h" + +#include "iface-card.h" + +#define OBJECT_NAME "card" + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_profiles(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_active_profile(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_active_profile(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_profile_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); + +struct pa_dbusiface_card { + pa_dbusiface_core *core; + + pa_card *card; + char *path; + pa_hashmap *profiles; + uint32_t next_profile_index; + pa_card_profile *active_profile; + pa_proplist *proplist; + + pa_dbus_protocol *dbus_protocol; + pa_subscription *subscription; +}; + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_NAME, + PROPERTY_HANDLER_DRIVER, + PROPERTY_HANDLER_OWNER_MODULE, + PROPERTY_HANDLER_SINKS, + PROPERTY_HANDLER_SOURCES, + PROPERTY_HANDLER_PROFILES, + PROPERTY_HANDLER_ACTIVE_PROFILE, + PROPERTY_HANDLER_PROPERTY_LIST, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, + [PROPERTY_HANDLER_DRIVER] = { .property_name = "Driver", .type = "s", .get_cb = handle_get_driver, .set_cb = NULL }, + [PROPERTY_HANDLER_OWNER_MODULE] = { .property_name = "OwnerModule", .type = "o", .get_cb = handle_get_owner_module, .set_cb = NULL }, + [PROPERTY_HANDLER_SINKS] = { .property_name = "Sinks", .type = "ao", .get_cb = handle_get_sinks, .set_cb = NULL }, + [PROPERTY_HANDLER_SOURCES] = { .property_name = "Sources", .type = "ao", .get_cb = handle_get_sources, .set_cb = NULL }, + [PROPERTY_HANDLER_PROFILES] = { .property_name = "Profiles", .type = "ao", .get_cb = handle_get_profiles, .set_cb = NULL }, + [PROPERTY_HANDLER_ACTIVE_PROFILE] = { .property_name = "ActiveProfile", .type = "o", .get_cb = handle_get_active_profile, .set_cb = handle_set_active_profile }, + [PROPERTY_HANDLER_PROPERTY_LIST] = { .property_name = "PropertyList", .type = "a{say}", .get_cb = handle_get_property_list, .set_cb = NULL } +}; + +enum method_handler_index { + METHOD_HANDLER_GET_PROFILE_BY_NAME, + METHOD_HANDLER_MAX +}; + +static pa_dbus_arg_info get_profile_by_name_args[] = { { "name", "s", "in" }, { "profile", "o", "out" } }; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_GET_PROFILE_BY_NAME] = { + .method_name = "GetProfileByName", + .arguments = get_profile_by_name_args, + .n_arguments = sizeof(get_profile_by_name_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_get_profile_by_name } +}; + +enum signal_index { + SIGNAL_ACTIVE_PROFILE_UPDATED, + SIGNAL_PROPERTY_LIST_UPDATED, + SIGNAL_MAX +}; + +static pa_dbus_arg_info active_profile_updated_args[] = { { "profile", "o", NULL } }; +static pa_dbus_arg_info property_list_updated_args[] = { { "property_list", "a{say}", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_ACTIVE_PROFILE_UPDATED] = { .name = "ActiveProfileUpdated", .arguments = active_profile_updated_args, .n_arguments = 1 }, + [SIGNAL_PROPERTY_LIST_UPDATED] = { .name = "PropertyListUpdated", .arguments = property_list_updated_args, .n_arguments = 1 } +}; + +static pa_dbus_interface_info card_interface_info = { + .name = PA_DBUSIFACE_CARD_INTERFACE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + dbus_uint32_t idx; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + idx = c->card->index; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &idx); +} + +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &c->card->name); +} + +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &c->card->driver); +} + +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + const char *owner_module; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (!c->card->module) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Card %s doesn't have an owner module.", c->card->name); + return; + } + + owner_module = pa_dbusiface_core_get_module_path(c->core, c->card->module); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &owner_module); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_sinks(pa_dbusiface_card *c, unsigned *n) { + const char **sinks = NULL; + unsigned i = 0; + uint32_t idx = 0; + pa_sink *sink = NULL; + + pa_assert(c); + pa_assert(n); + + *n = pa_idxset_size(c->card->sinks); + + if (*n == 0) + return NULL; + + sinks = pa_xnew(const char *, *n); + + PA_IDXSET_FOREACH(sink, c->card->sinks, idx) { + sinks[i] = pa_dbusiface_core_get_sink_path(c->core, sink); + ++i; + } + + return sinks; +} + +static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + const char **sinks; + unsigned n_sinks; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + sinks = get_sinks(c, &n_sinks); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sinks, n_sinks); + + pa_xfree(sinks); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_sources(pa_dbusiface_card *c, unsigned *n) { + const char **sources = NULL; + unsigned i = 0; + uint32_t idx = 0; + pa_source *source = NULL; + + pa_assert(c); + pa_assert(n); + + *n = pa_idxset_size(c->card->sources); + + if (*n == 0) + return NULL; + + sources = pa_xnew(const char *, *n); + + PA_IDXSET_FOREACH(source, c->card->sinks, idx) { + sources[i] = pa_dbusiface_core_get_source_path(c->core, source); + ++i; + } + + return sources; +} + +static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + const char **sources; + unsigned n_sources; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + sources = get_sources(c, &n_sources); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sources, n_sources); + + pa_xfree(sources); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_profiles(pa_dbusiface_card *c, unsigned *n) { + const char **profiles; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_card_profile *profile; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->profiles); + + if (*n == 0) + return NULL; + + profiles = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(profile, c->profiles, state) + profiles[i++] = pa_dbusiface_card_profile_get_path(profile); + + return profiles; +} + +static void handle_get_profiles(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + const char **profiles; + unsigned n_profiles; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + profiles = get_profiles(c, &n_profiles); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, profiles, n_profiles); + + pa_xfree(profiles); +} + +static void handle_get_active_profile(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + const char *active_profile; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (!c->active_profile) { + pa_assert(pa_hashmap_isempty(c->profiles)); + + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "The card %s has no profiles, and therefore there's no active profile either.", c->card->name); + return; + } + + active_profile = pa_dbusiface_card_profile_get_path(pa_hashmap_get(c->profiles, c->active_profile->name)); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &active_profile); +} + +static void handle_set_active_profile(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_card *c = userdata; + const char *new_active_path; + pa_dbusiface_card_profile *new_active; + int r; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(c); + + if (!c->active_profile) { + pa_assert(pa_hashmap_isempty(c->profiles)); + + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "The card %s has no profiles, and therefore there's no active profile either.", + c->card->name); + return; + } + + dbus_message_iter_get_basic(iter, &new_active_path); + + if (!(new_active = pa_hashmap_get(c->profiles, new_active_path))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such profile.", new_active_path); + return; + } + + if ((r = pa_card_set_profile(c->card, pa_dbusiface_card_profile_get_name(new_active), TRUE)) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, + "Internal error in PulseAudio: pa_card_set_profile() failed with error code %i.", r); + return; + } + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_dbus_send_proplist_variant_reply(conn, msg, c->proplist); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t idx; + const char *owner_module = NULL; + const char **sinks = NULL; + unsigned n_sinks = 0; + const char **sources = NULL; + unsigned n_sources = 0; + const char **profiles = NULL; + unsigned n_profiles = 0; + const char *active_profile = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + idx = c->card->index; + if (c->card->module) + owner_module = pa_dbusiface_core_get_module_path(c->core, c->card->module); + sinks = get_sinks(c, &n_sinks); + sources = get_sources(c, &n_sources); + profiles = get_profiles(c, &n_profiles); + if (c->active_profile) + active_profile = pa_dbusiface_card_profile_get_path(pa_hashmap_get(c->profiles, c->active_profile->name)); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &idx); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &c->card->name); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DRIVER].property_name, DBUS_TYPE_STRING, &c->card->driver); + + if (owner_module) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_OWNER_MODULE].property_name, DBUS_TYPE_OBJECT_PATH, &owner_module); + + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SINKS].property_name, DBUS_TYPE_OBJECT_PATH, sinks, n_sinks); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SOURCES].property_name, DBUS_TYPE_OBJECT_PATH, sources, n_sources); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROFILES].property_name, DBUS_TYPE_OBJECT_PATH, profiles, n_profiles); + + if (active_profile) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ACTIVE_PROFILE].property_name, DBUS_TYPE_OBJECT_PATH, &active_profile); + + pa_dbus_append_proplist_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROPERTY_LIST].property_name, c->proplist); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); + + pa_xfree(sinks); + pa_xfree(sources); + pa_xfree(profiles); +} + +static void handle_get_profile_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_card *c = userdata; + const char *profile_name = NULL; + pa_dbusiface_card_profile *profile = NULL; + const char *profile_path = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &profile_name, DBUS_TYPE_INVALID)); + + if (!(profile = pa_hashmap_get(c->profiles, profile_name))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such profile on card %s.", profile_name, c->card->name); + return; + } + + profile_path = pa_dbusiface_card_profile_get_path(profile); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &profile_path); +} + +static void subscription_cb(pa_core *core, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { + pa_dbusiface_card *c = userdata; + DBusMessage *signal = NULL; + + pa_assert(core); + pa_assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_CARD); + pa_assert(c); + + /* We can't use idx != c->card->index, because the c->card pointer may + * be stale at this point. */ + if (pa_idxset_get_by_index(core->cards, idx) != c->card) + return; + + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE) + return; + + if (c->active_profile != c->card->active_profile) { + const char *object_path; + + c->active_profile = c->card->active_profile; + object_path = pa_dbusiface_card_profile_get_path(pa_hashmap_get(c->profiles, c->active_profile->name)); + + pa_assert_se(signal = dbus_message_new_signal(c->path, + PA_DBUSIFACE_CARD_INTERFACE, + signals[SIGNAL_ACTIVE_PROFILE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + if (!pa_proplist_equal(c->proplist, c->card->proplist)) { + DBusMessageIter msg_iter; + + pa_proplist_update(c->proplist, PA_UPDATE_SET, c->card->proplist); + + pa_assert_se(signal = dbus_message_new_signal(c->path, + PA_DBUSIFACE_CARD_INTERFACE, + signals[SIGNAL_PROPERTY_LIST_UPDATED].name)); + dbus_message_iter_init_append(signal, &msg_iter); + pa_dbus_append_proplist(&msg_iter, c->proplist); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } +} + +pa_dbusiface_card *pa_dbusiface_card_new(pa_dbusiface_core *core, pa_card *card) { + pa_dbusiface_card *c = NULL; + + pa_assert(core); + pa_assert(card); + + c = pa_xnew0(pa_dbusiface_card, 1); + c->core = core; + c->card = card; + c->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, OBJECT_NAME, card->index); + c->profiles = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + c->next_profile_index = 0; + c->active_profile = NULL; + c->proplist = pa_proplist_copy(card->proplist); + c->dbus_protocol = pa_dbus_protocol_get(card->core); + c->subscription = pa_subscription_new(card->core, PA_SUBSCRIPTION_MASK_CARD, subscription_cb, c); + + if (card->profiles) { + pa_card_profile *profile; + void *state = NULL; + + PA_HASHMAP_FOREACH(profile, card->profiles, state) { + pa_dbusiface_card_profile *p = pa_dbusiface_card_profile_new(c, card->core, profile, c->next_profile_index++); + pa_hashmap_put(c->profiles, pa_dbusiface_card_profile_get_name(p), p); + } + pa_assert_se(c->active_profile = card->active_profile); + } + + pa_assert_se(pa_dbus_protocol_add_interface(c->dbus_protocol, c->path, &card_interface_info, c) >= 0); + + return c; +} + +static void profile_free_cb(void *p, void *userdata) { + pa_dbusiface_card_profile *profile = p; + + pa_assert(profile); + + pa_dbusiface_card_profile_free(profile); +} + +void pa_dbusiface_card_free(pa_dbusiface_card *c) { + pa_assert(c); + + pa_assert_se(pa_dbus_protocol_remove_interface(c->dbus_protocol, c->path, card_interface_info.name) >= 0); + + pa_hashmap_free(c->profiles, profile_free_cb, NULL); + pa_proplist_free(c->proplist); + pa_dbus_protocol_unref(c->dbus_protocol); + pa_subscription_free(c->subscription); + + pa_xfree(c->path); + pa_xfree(c); +} + +const char *pa_dbusiface_card_get_path(pa_dbusiface_card *c) { + pa_assert(c); + + return c->path; +} diff --git a/src/modules/dbus/iface-card.h b/src/modules/dbus/iface-card.h new file mode 100644 index 00000000..e2c08a3b --- /dev/null +++ b/src/modules/dbus/iface-card.h @@ -0,0 +1,45 @@ +#ifndef foodbusifacecardhfoo +#define foodbusifacecardhfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.Card. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Card interface + * documentation. + */ + +#include <pulsecore/card.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-core.h" + +#define PA_DBUSIFACE_CARD_INTERFACE PA_DBUS_CORE_INTERFACE ".Card" + +typedef struct pa_dbusiface_card pa_dbusiface_card; + +pa_dbusiface_card *pa_dbusiface_card_new(pa_dbusiface_core *core, pa_card *card); +void pa_dbusiface_card_free(pa_dbusiface_card *c); + +const char *pa_dbusiface_card_get_path(pa_dbusiface_card *c); + +#endif diff --git a/src/modules/dbus/iface-client.c b/src/modules/dbus/iface-client.c new file mode 100644 index 00000000..546370f9 --- /dev/null +++ b/src/modules/dbus/iface-client.c @@ -0,0 +1,459 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + Copyright 2009 Vincent Filali-Ansary <filali.v@azurdigitalnetworks.net> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <dbus/dbus.h> + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-client.h" + +#define OBJECT_NAME "client" + +struct pa_dbusiface_client { + pa_dbusiface_core *core; + + pa_client *client; + char *path; + pa_proplist *proplist; + + pa_dbus_protocol *dbus_protocol; + pa_subscription *subscription; +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_playback_streams(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_record_streams(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_kill(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_update_properties(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_remove_properties(DBusConnection *conn, DBusMessage *msg, void *userdata); + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_DRIVER, + PROPERTY_HANDLER_OWNER_MODULE, + PROPERTY_HANDLER_PLAYBACK_STREAMS, + PROPERTY_HANDLER_RECORD_STREAMS, + PROPERTY_HANDLER_PROPERTY_LIST, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_DRIVER] = { .property_name = "Driver", .type = "s", .get_cb = handle_get_driver, .set_cb = NULL }, + [PROPERTY_HANDLER_OWNER_MODULE] = { .property_name = "OwnerModule", .type = "o", .get_cb = handle_get_owner_module, .set_cb = NULL }, + [PROPERTY_HANDLER_PLAYBACK_STREAMS] = { .property_name = "PlaybackStreams", .type = "ao", .get_cb = handle_get_playback_streams, .set_cb = NULL }, + [PROPERTY_HANDLER_RECORD_STREAMS] = { .property_name = "RecordStreams", .type = "ao", .get_cb = handle_get_record_streams, .set_cb = NULL }, + [PROPERTY_HANDLER_PROPERTY_LIST] = { .property_name = "PropertyList", .type = "a{say}", .get_cb = handle_get_property_list, .set_cb = NULL } +}; + +enum method_handler_index { + METHOD_HANDLER_KILL, + METHOD_HANDLER_UPDATE_PROPERTIES, + METHOD_HANDLER_REMOVE_PROPERTIES, + METHOD_HANDLER_MAX +}; + +static pa_dbus_arg_info update_properties_args[] = { { "property_list", "a{say}", "in" }, { "update_mode", "u", "in" } }; +static pa_dbus_arg_info remove_properties_args[] = { { "keys", "as", "in" } }; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_KILL] = { + .method_name = "Kill", + .arguments = NULL, + .n_arguments = 0, + .receive_cb = handle_kill }, + [METHOD_HANDLER_UPDATE_PROPERTIES] = { + .method_name = "UpdateProperties", + .arguments = update_properties_args, + .n_arguments = sizeof(update_properties_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_update_properties }, + [METHOD_HANDLER_REMOVE_PROPERTIES] = { + .method_name = "RemoveProperties", + .arguments = remove_properties_args, + .n_arguments = sizeof(remove_properties_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_remove_properties } +}; + +enum signal_index { + SIGNAL_PROPERTY_LIST_UPDATED, + SIGNAL_CLIENT_EVENT, + SIGNAL_MAX +}; + +static pa_dbus_arg_info property_list_updated_args[] = { { "property_list", "a{say}", NULL } }; +static pa_dbus_arg_info client_event_args[] = { { "name", "s", NULL }, + { "property_list", "a{say}", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_PROPERTY_LIST_UPDATED] = { .name = "PropertyListUpdated", .arguments = property_list_updated_args, .n_arguments = 1 }, + /* ClientEvent is sent from module-dbus-protocol.c. */ + [SIGNAL_CLIENT_EVENT] = { .name = "ClientEvent", .arguments = client_event_args, .n_arguments = 1 } +}; + +static pa_dbus_interface_info client_interface_info = { + .name = PA_DBUSIFACE_CLIENT_INTERFACE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + dbus_uint32_t idx = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + idx = c->client->index; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &idx); +} + +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &c->client->driver); +} + +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + const char *owner_module = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (!c->client->module) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Client %d doesn't have an owner module.", c->client->index); + return; + } + + owner_module = pa_dbusiface_core_get_module_path(c->core, c->client->module); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &owner_module); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_playback_streams(pa_dbusiface_client *c, unsigned *n) { + const char **playback_streams = NULL; + unsigned i = 0; + uint32_t idx = 0; + pa_sink_input *sink_input = NULL; + + pa_assert(c); + pa_assert(n); + + *n = pa_idxset_size(c->client->sink_inputs); + + if (*n == 0) + return NULL; + + playback_streams = pa_xnew(const char *, *n); + + PA_IDXSET_FOREACH(sink_input, c->client->sink_inputs, idx) + playback_streams[i++] = pa_dbusiface_core_get_playback_stream_path(c->core, sink_input); + + return playback_streams; +} + +static void handle_get_playback_streams(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + const char **playback_streams = NULL; + unsigned n_playback_streams = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + playback_streams = get_playback_streams(c, &n_playback_streams); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, playback_streams, n_playback_streams); + + pa_xfree(playback_streams); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_record_streams(pa_dbusiface_client *c, unsigned *n) { + const char **record_streams = NULL; + unsigned i = 0; + uint32_t idx = 0; + pa_source_output *source_output = NULL; + + pa_assert(c); + pa_assert(n); + + *n = pa_idxset_size(c->client->source_outputs); + + if (*n == 0) + return NULL; + + record_streams = pa_xnew(const char *, *n); + + PA_IDXSET_FOREACH(source_output, c->client->source_outputs, idx) + record_streams[i++] = pa_dbusiface_core_get_record_stream_path(c->core, source_output); + + return record_streams; +} + +static void handle_get_record_streams(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + const char **record_streams = NULL; + unsigned n_record_streams = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + record_streams = get_record_streams(c, &n_record_streams); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, record_streams, n_record_streams); + + pa_xfree(record_streams); +} + +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_dbus_send_proplist_variant_reply(conn, msg, c->client->proplist); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t idx = 0; + const char *owner_module = NULL; + const char **playback_streams = NULL; + unsigned n_playback_streams = 0; + const char **record_streams = NULL; + unsigned n_record_streams = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + idx = c->client->index; + if (c->client->module) + owner_module = pa_dbusiface_core_get_module_path(c->core, c->client->module); + playback_streams = get_playback_streams(c, &n_playback_streams); + record_streams = get_record_streams(c, &n_record_streams); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &idx); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DRIVER].property_name, DBUS_TYPE_STRING, &c->client->driver); + + if (owner_module) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_OWNER_MODULE].property_name, DBUS_TYPE_OBJECT_PATH, &owner_module); + + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PLAYBACK_STREAMS].property_name, DBUS_TYPE_OBJECT_PATH, playback_streams, n_playback_streams); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_RECORD_STREAMS].property_name, DBUS_TYPE_OBJECT_PATH, record_streams, n_record_streams); + pa_dbus_append_proplist_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROPERTY_LIST].property_name, c->client->proplist); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); + + pa_xfree(playback_streams); + pa_xfree(record_streams); +} + +static void handle_kill(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + dbus_connection_ref(conn); + + pa_client_kill(c->client); + + pa_dbus_send_empty_reply(conn, msg); + + dbus_connection_unref(conn); +} + +static void handle_update_properties(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + DBusMessageIter msg_iter; + pa_proplist *property_list = NULL; + dbus_uint32_t update_mode = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (pa_dbus_protocol_get_client(c->dbus_protocol, conn) != c->client) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_ACCESS_DENIED, "Client tried to modify the property list of another client."); + return; + } + + pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); + + if (!(property_list = pa_dbus_get_proplist_arg(conn, msg, &msg_iter))) + return; + + dbus_message_iter_get_basic(&msg_iter, &update_mode); + + if (!(update_mode == PA_UPDATE_SET || update_mode == PA_UPDATE_MERGE || update_mode == PA_UPDATE_REPLACE)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid update mode: %u", update_mode); + goto finish; + } + + pa_client_update_proplist(c->client, update_mode, property_list); + + pa_dbus_send_empty_reply(conn, msg); + +finish: + if (property_list) + pa_proplist_free(property_list); +} + +static void handle_remove_properties(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_client *c = userdata; + char **keys = NULL; + int n_keys = 0; + pa_bool_t changed = FALSE; + int i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (pa_dbus_protocol_get_client(c->dbus_protocol, conn) != c->client) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_ACCESS_DENIED, "Client tried to modify the property list of another client."); + return; + } + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_ARRAY, DBUS_TYPE_STRING, &keys, &n_keys, DBUS_TYPE_INVALID)); + + for (i = 0; i < n_keys; ++i) + changed |= pa_proplist_unset(c->client->proplist, keys[i]) >= 0; + + pa_dbus_send_empty_reply(conn, msg); + + if (changed) + pa_subscription_post(c->client->core, PA_SUBSCRIPTION_EVENT_CLIENT|PA_SUBSCRIPTION_EVENT_CHANGE, c->client->index); + + dbus_free_string_array(keys); +} + +static void subscription_cb(pa_core *core, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { + pa_dbusiface_client *c = userdata; + DBusMessage *signal = NULL; + + pa_assert(core); + pa_assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_CLIENT); + pa_assert(c); + + /* We can't use idx != c->client->index, because the c->client pointer may + * be stale at this point. */ + if (pa_idxset_get_by_index(core->clients, idx) != c->client) + return; + + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE) + return; + + if (!pa_proplist_equal(c->proplist, c->client->proplist)) { + DBusMessageIter msg_iter; + + pa_proplist_update(c->proplist, PA_UPDATE_SET, c->client->proplist); + + pa_assert_se(signal = dbus_message_new_signal(c->path, + PA_DBUSIFACE_CLIENT_INTERFACE, + signals[SIGNAL_PROPERTY_LIST_UPDATED].name)); + dbus_message_iter_init_append(signal, &msg_iter); + pa_dbus_append_proplist(&msg_iter, c->proplist); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } +} + +pa_dbusiface_client *pa_dbusiface_client_new(pa_dbusiface_core *core, pa_client *client) { + pa_dbusiface_client *c = NULL; + + pa_assert(core); + pa_assert(client); + + c = pa_xnew(pa_dbusiface_client, 1); + c->core = core; + c->client = client; + c->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, OBJECT_NAME, client->index); + c->proplist = pa_proplist_copy(client->proplist); + c->dbus_protocol = pa_dbus_protocol_get(client->core); + c->subscription = pa_subscription_new(client->core, PA_SUBSCRIPTION_MASK_CLIENT, subscription_cb, c); + + pa_assert_se(pa_dbus_protocol_add_interface(c->dbus_protocol, c->path, &client_interface_info, c) >= 0); + + return c; +} + +void pa_dbusiface_client_free(pa_dbusiface_client *c) { + pa_assert(c); + + pa_assert_se(pa_dbus_protocol_remove_interface(c->dbus_protocol, c->path, client_interface_info.name) >= 0); + + pa_dbus_protocol_unref(c->dbus_protocol); + + pa_xfree(c->path); + pa_xfree(c); +} + +const char *pa_dbusiface_client_get_path(pa_dbusiface_client *c) { + pa_assert(c); + + return c->path; +} diff --git a/src/modules/dbus/iface-client.h b/src/modules/dbus/iface-client.h new file mode 100644 index 00000000..e8f151cd --- /dev/null +++ b/src/modules/dbus/iface-client.h @@ -0,0 +1,45 @@ +#ifndef foodbusifaceclienthfoo +#define foodbusifaceclienthfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.Client. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Client interface + * documentation. + */ + +#include <pulsecore/client.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-core.h" + +#define PA_DBUSIFACE_CLIENT_INTERFACE PA_DBUS_CORE_INTERFACE ".Client" + +typedef struct pa_dbusiface_client pa_dbusiface_client; + +pa_dbusiface_client *pa_dbusiface_client_new(pa_dbusiface_core *core, pa_client *client); +void pa_dbusiface_client_free(pa_dbusiface_client *c); + +const char *pa_dbusiface_client_get_path(pa_dbusiface_client *c); + +#endif diff --git a/src/modules/dbus/iface-core.c b/src/modules/dbus/iface-core.c new file mode 100644 index 00000000..169e8e55 --- /dev/null +++ b/src/modules/dbus/iface-core.c @@ -0,0 +1,2197 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <ctype.h> + +#include <dbus/dbus.h> + +#include <pulse/utf8.h> +#include <pulse/xmalloc.h> + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/macro.h> +#include <pulsecore/namereg.h> +#include <pulsecore/protocol-dbus.h> +#include <pulsecore/socket-util.h> +#include <pulsecore/strbuf.h> + +#include "iface-card.h" +#include "iface-client.h" +#include "iface-device.h" +#include "iface-memstats.h" +#include "iface-module.h" +#include "iface-sample.h" +#include "iface-stream.h" + +#include "iface-core.h" + +#define INTERFACE_REVISION 0 + +static void handle_get_interface_revision(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_version(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_is_local(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_username(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_hostname(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_default_channels(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_default_channels(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_default_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_default_sample_format(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_default_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_default_sample_rate(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_cards(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_fallback_sink(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_fallback_sink(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_fallback_source(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_fallback_source(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_playback_streams(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_record_streams(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_samples(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_modules(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_clients(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_my_client(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_extensions(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_card_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sink_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_source_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_upload_sample(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_load_module(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_exit(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_listen_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_stop_listening_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata); + +struct pa_dbusiface_core { + pa_core *core; + pa_subscription *subscription; + + pa_dbus_protocol *dbus_protocol; + + pa_hashmap *cards; + pa_hashmap *sinks_by_index; + pa_hashmap *sinks_by_path; + pa_hashmap *sources_by_index; + pa_hashmap *sources_by_path; + pa_hashmap *playback_streams; + pa_hashmap *record_streams; + pa_hashmap *samples; + pa_hashmap *modules; + pa_hashmap *clients; + + pa_sink *fallback_sink; + pa_source *fallback_source; + + pa_hook_slot *extension_registered_slot; + pa_hook_slot *extension_unregistered_slot; + + pa_dbusiface_memstats *memstats; +}; + +enum property_handler_index { + PROPERTY_HANDLER_INTERFACE_REVISION, + PROPERTY_HANDLER_NAME, + PROPERTY_HANDLER_VERSION, + PROPERTY_HANDLER_IS_LOCAL, + PROPERTY_HANDLER_USERNAME, + PROPERTY_HANDLER_HOSTNAME, + PROPERTY_HANDLER_DEFAULT_CHANNELS, + PROPERTY_HANDLER_DEFAULT_SAMPLE_FORMAT, + PROPERTY_HANDLER_DEFAULT_SAMPLE_RATE, + PROPERTY_HANDLER_CARDS, + PROPERTY_HANDLER_SINKS, + PROPERTY_HANDLER_FALLBACK_SINK, + PROPERTY_HANDLER_SOURCES, + PROPERTY_HANDLER_FALLBACK_SOURCE, + PROPERTY_HANDLER_PLAYBACK_STREAMS, + PROPERTY_HANDLER_RECORD_STREAMS, + PROPERTY_HANDLER_SAMPLES, + PROPERTY_HANDLER_MODULES, + PROPERTY_HANDLER_CLIENTS, + PROPERTY_HANDLER_MY_CLIENT, + PROPERTY_HANDLER_EXTENSIONS, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INTERFACE_REVISION] = { .property_name = "InterfaceRevision", .type = "u", .get_cb = handle_get_interface_revision, .set_cb = NULL }, + [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, + [PROPERTY_HANDLER_VERSION] = { .property_name = "Version", .type = "s", .get_cb = handle_get_version, .set_cb = NULL }, + [PROPERTY_HANDLER_IS_LOCAL] = { .property_name = "IsLocal", .type = "b", .get_cb = handle_get_is_local, .set_cb = NULL }, + [PROPERTY_HANDLER_USERNAME] = { .property_name = "Username", .type = "s", .get_cb = handle_get_username, .set_cb = NULL }, + [PROPERTY_HANDLER_HOSTNAME] = { .property_name = "Hostname", .type = "s", .get_cb = handle_get_hostname, .set_cb = NULL }, + [PROPERTY_HANDLER_DEFAULT_CHANNELS] = { .property_name = "DefaultChannels", .type = "au", .get_cb = handle_get_default_channels, .set_cb = handle_set_default_channels }, + [PROPERTY_HANDLER_DEFAULT_SAMPLE_FORMAT] = { .property_name = "DefaultSampleFormat", .type = "u", .get_cb = handle_get_default_sample_format, .set_cb = handle_set_default_sample_format }, + [PROPERTY_HANDLER_DEFAULT_SAMPLE_RATE] = { .property_name = "DefaultSampleRate", .type = "u", .get_cb = handle_get_default_sample_rate, .set_cb = handle_set_default_sample_rate }, + [PROPERTY_HANDLER_CARDS] = { .property_name = "Cards", .type = "ao", .get_cb = handle_get_cards, .set_cb = NULL }, + [PROPERTY_HANDLER_SINKS] = { .property_name = "Sinks", .type = "ao", .get_cb = handle_get_sinks, .set_cb = NULL }, + [PROPERTY_HANDLER_FALLBACK_SINK] = { .property_name = "FallbackSink", .type = "o", .get_cb = handle_get_fallback_sink, .set_cb = handle_set_fallback_sink }, + [PROPERTY_HANDLER_SOURCES] = { .property_name = "Sources", .type = "ao", .get_cb = handle_get_sources, .set_cb = NULL }, + [PROPERTY_HANDLER_FALLBACK_SOURCE] = { .property_name = "FallbackSource", .type = "o", .get_cb = handle_get_fallback_source, .set_cb = handle_set_fallback_source }, + [PROPERTY_HANDLER_PLAYBACK_STREAMS] = { .property_name = "PlaybackStreams", .type = "ao", .get_cb = handle_get_playback_streams, .set_cb = NULL }, + [PROPERTY_HANDLER_RECORD_STREAMS] = { .property_name = "RecordStreams", .type = "ao", .get_cb = handle_get_record_streams, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLES] = { .property_name = "Samples", .type = "ao", .get_cb = handle_get_samples, .set_cb = NULL }, + [PROPERTY_HANDLER_MODULES] = { .property_name = "Modules", .type = "ao", .get_cb = handle_get_modules, .set_cb = NULL }, + [PROPERTY_HANDLER_CLIENTS] = { .property_name = "Clients", .type = "ao", .get_cb = handle_get_clients, .set_cb = NULL }, + [PROPERTY_HANDLER_MY_CLIENT] = { .property_name = "MyClient", .type = "o", .get_cb = handle_get_my_client, .set_cb = NULL }, + [PROPERTY_HANDLER_EXTENSIONS] = { .property_name = "Extensions", .type = "as", .get_cb = handle_get_extensions, .set_cb = NULL } +}; + +enum method_handler_index { + METHOD_HANDLER_GET_CARD_BY_NAME, + METHOD_HANDLER_GET_SINK_BY_NAME, + METHOD_HANDLER_GET_SOURCE_BY_NAME, + METHOD_HANDLER_GET_SAMPLE_BY_NAME, + METHOD_HANDLER_UPLOAD_SAMPLE, + METHOD_HANDLER_LOAD_MODULE, + METHOD_HANDLER_EXIT, + METHOD_HANDLER_LISTEN_FOR_SIGNAL, + METHOD_HANDLER_STOP_LISTENING_FOR_SIGNAL, + METHOD_HANDLER_MAX +}; + +static pa_dbus_arg_info get_card_by_name_args[] = { { "name", "s", "in" }, { "card", "o", "out" } }; +static pa_dbus_arg_info get_sink_by_name_args[] = { { "name", "s", "in" }, { "sink", "o", "out" } }; +static pa_dbus_arg_info get_source_by_name_args[] = { { "name", "s", "in" }, { "source", "o", "out" } }; +static pa_dbus_arg_info get_sample_by_name_args[] = { { "name", "s", "in" }, { "sample", "o", "out" } }; +static pa_dbus_arg_info upload_sample_args[] = { { "name", "s", "in" }, + { "sample_format", "u", "in" }, + { "sample_rate", "u", "in" }, + { "channels", "au", "in" }, + { "default_volume", "au", "in" }, + { "property_list", "a{say}", "in" }, + { "data", "ay", "in" }, + { "sample", "o", "out" } }; +static pa_dbus_arg_info load_module_args[] = { { "name", "s", "in" }, { "arguments", "a{ss}", "in" }, { "module", "o", "out" } }; +static pa_dbus_arg_info listen_for_signal_args[] = { { "signal", "s", "in" }, { "objects", "ao", "in" } }; +static pa_dbus_arg_info stop_listening_for_signal_args[] = { { "signal", "s", "in" } }; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_GET_CARD_BY_NAME] = { + .method_name = "GetCardByName", + .arguments = get_card_by_name_args, + .n_arguments = sizeof(get_card_by_name_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_get_card_by_name }, + [METHOD_HANDLER_GET_SINK_BY_NAME] = { + .method_name = "GetSinkByName", + .arguments = get_sink_by_name_args, + .n_arguments = sizeof(get_sink_by_name_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_get_sink_by_name }, + [METHOD_HANDLER_GET_SOURCE_BY_NAME] = { + .method_name = "GetSourceByName", + .arguments = get_source_by_name_args, + .n_arguments = sizeof(get_source_by_name_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_get_source_by_name }, + [METHOD_HANDLER_GET_SAMPLE_BY_NAME] = { + .method_name = "GetSampleByName", + .arguments = get_sample_by_name_args, + .n_arguments = sizeof(get_sample_by_name_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_get_sample_by_name }, + [METHOD_HANDLER_UPLOAD_SAMPLE] = { + .method_name = "UploadSample", + .arguments = upload_sample_args, + .n_arguments = sizeof(upload_sample_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_upload_sample }, + [METHOD_HANDLER_LOAD_MODULE] = { + .method_name = "LoadModule", + .arguments = load_module_args, + .n_arguments = sizeof(load_module_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_load_module }, + [METHOD_HANDLER_EXIT] = { + .method_name = "Exit", + .arguments = NULL, + .n_arguments = 0, + .receive_cb = handle_exit }, + [METHOD_HANDLER_LISTEN_FOR_SIGNAL] = { + .method_name = "ListenForSignal", + .arguments = listen_for_signal_args, + .n_arguments = sizeof(listen_for_signal_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_listen_for_signal }, + [METHOD_HANDLER_STOP_LISTENING_FOR_SIGNAL] = { + .method_name = "StopListeningForSignal", + .arguments = stop_listening_for_signal_args, + .n_arguments = sizeof(stop_listening_for_signal_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_stop_listening_for_signal } +}; + +enum signal_index { + SIGNAL_NEW_CARD, + SIGNAL_CARD_REMOVED, + SIGNAL_NEW_SINK, + SIGNAL_SINK_REMOVED, + SIGNAL_FALLBACK_SINK_UPDATED, + SIGNAL_FALLBACK_SINK_UNSET, + SIGNAL_NEW_SOURCE, + SIGNAL_SOURCE_REMOVED, + SIGNAL_FALLBACK_SOURCE_UPDATED, + SIGNAL_FALLBACK_SOURCE_UNSET, + SIGNAL_NEW_PLAYBACK_STREAM, + SIGNAL_PLAYBACK_STREAM_REMOVED, + SIGNAL_NEW_RECORD_STREAM, + SIGNAL_RECORD_STREAM_REMOVED, + SIGNAL_NEW_SAMPLE, + SIGNAL_SAMPLE_REMOVED, + SIGNAL_NEW_MODULE, + SIGNAL_MODULE_REMOVED, + SIGNAL_NEW_CLIENT, + SIGNAL_CLIENT_REMOVED, + SIGNAL_NEW_EXTENSION, + SIGNAL_EXTENSION_REMOVED, + SIGNAL_MAX +}; + +static pa_dbus_arg_info new_card_args[] = { { "card", "o", NULL } }; +static pa_dbus_arg_info card_removed_args[] = { { "card", "o", NULL } }; +static pa_dbus_arg_info new_sink_args[] = { { "sink", "o", NULL } }; +static pa_dbus_arg_info sink_removed_args[] = { { "sink", "o", NULL } }; +static pa_dbus_arg_info fallback_sink_updated_args[] = { { "sink", "o", NULL } }; +static pa_dbus_arg_info new_source_args[] = { { "source", "o", NULL } }; +static pa_dbus_arg_info source_removed_args[] = { { "source", "o", NULL } }; +static pa_dbus_arg_info fallback_source_updated_args[] = { { "source", "o", NULL } }; +static pa_dbus_arg_info new_playback_stream_args[] = { { "playback_stream", "o", NULL } }; +static pa_dbus_arg_info playback_stream_removed_args[] = { { "playback_stream", "o", NULL } }; +static pa_dbus_arg_info new_record_stream_args[] = { { "record_stream", "o", NULL } }; +static pa_dbus_arg_info record_stream_removed_args[] = { { "record_stream", "o", NULL } }; +static pa_dbus_arg_info new_sample_args[] = { { "sample", "o", NULL } }; +static pa_dbus_arg_info sample_removed_args[] = { { "sample", "o", NULL } }; +static pa_dbus_arg_info new_module_args[] = { { "module", "o", NULL } }; +static pa_dbus_arg_info module_removed_args[] = { { "module", "o", NULL } }; +static pa_dbus_arg_info new_client_args[] = { { "client", "o", NULL } }; +static pa_dbus_arg_info client_removed_args[] = { { "client", "o", NULL } }; +static pa_dbus_arg_info new_extension_args[] = { { "extension", "s", NULL } }; +static pa_dbus_arg_info extension_removed_args[] = { { "extension", "s", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_NEW_CARD] = { .name = "NewCard", .arguments = new_card_args, .n_arguments = 1 }, + [SIGNAL_CARD_REMOVED] = { .name = "CardRemoved", .arguments = card_removed_args, .n_arguments = 1 }, + [SIGNAL_NEW_SINK] = { .name = "NewSink", .arguments = new_sink_args, .n_arguments = 1 }, + [SIGNAL_SINK_REMOVED] = { .name = "SinkRemoved", .arguments = sink_removed_args, .n_arguments = 1 }, + [SIGNAL_FALLBACK_SINK_UPDATED] = { .name = "FallbackSinkUpdated", .arguments = fallback_sink_updated_args, .n_arguments = 1 }, + [SIGNAL_FALLBACK_SINK_UNSET] = { .name = "FallbackSinkUnset", .arguments = NULL, .n_arguments = 0 }, + [SIGNAL_NEW_SOURCE] = { .name = "NewSource", .arguments = new_source_args, .n_arguments = 1 }, + [SIGNAL_SOURCE_REMOVED] = { .name = "SourceRemoved", .arguments = source_removed_args, .n_arguments = 1 }, + [SIGNAL_FALLBACK_SOURCE_UPDATED] = { .name = "FallbackSourceUpdated", .arguments = fallback_source_updated_args, .n_arguments = 1 }, + [SIGNAL_FALLBACK_SOURCE_UNSET] = { .name = "FallbackSourceUnset", .arguments = NULL, .n_arguments = 0 }, + [SIGNAL_NEW_PLAYBACK_STREAM] = { .name = "NewPlaybackStream", .arguments = new_playback_stream_args, .n_arguments = 1 }, + [SIGNAL_PLAYBACK_STREAM_REMOVED] = { .name = "PlaybackStreamRemoved", .arguments = playback_stream_removed_args, .n_arguments = 1 }, + [SIGNAL_NEW_RECORD_STREAM] = { .name = "NewRecordStream", .arguments = new_record_stream_args, .n_arguments = 1 }, + [SIGNAL_RECORD_STREAM_REMOVED] = { .name = "RecordStreamRemoved", .arguments = record_stream_removed_args, .n_arguments = 1 }, + [SIGNAL_NEW_SAMPLE] = { .name = "NewSample", .arguments = new_sample_args, .n_arguments = 1 }, + [SIGNAL_SAMPLE_REMOVED] = { .name = "SampleRemoved", .arguments = sample_removed_args, .n_arguments = 1 }, + [SIGNAL_NEW_MODULE] = { .name = "NewModule", .arguments = new_module_args, .n_arguments = 1 }, + [SIGNAL_MODULE_REMOVED] = { .name = "ModuleRemoved", .arguments = module_removed_args, .n_arguments = 1 }, + [SIGNAL_NEW_CLIENT] = { .name = "NewClient", .arguments = new_client_args, .n_arguments = 1 }, + [SIGNAL_CLIENT_REMOVED] = { .name = "ClientRemoved", .arguments = client_removed_args, .n_arguments = 1 }, + [SIGNAL_NEW_EXTENSION] = { .name = "NewExtension", .arguments = new_extension_args, .n_arguments = 1 }, + [SIGNAL_EXTENSION_REMOVED] = { .name = "ExtensionRemoved", .arguments = extension_removed_args, .n_arguments = 1 } +}; + +static pa_dbus_interface_info core_interface_info = { + .name = PA_DBUS_CORE_INTERFACE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static void handle_get_interface_revision(DBusConnection *conn, DBusMessage *msg, void *userdata) { + dbus_uint32_t interface_revision = INTERFACE_REVISION; + + pa_assert(conn); + pa_assert(msg); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &interface_revision); +} + +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + const char *server_name = PACKAGE_NAME; + + pa_assert(conn); + pa_assert(msg); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &server_name); +} + +static void handle_get_version(DBusConnection *conn, DBusMessage *msg, void *userdata) { + const char *version = PACKAGE_VERSION; + + pa_assert(conn); + pa_assert(msg); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &version); +} + +static dbus_bool_t get_is_local(DBusConnection *conn) { + int conn_fd; + + pa_assert(conn); + + if (!dbus_connection_get_socket(conn, &conn_fd)) + return FALSE; + + return pa_socket_is_local(conn_fd); +} + +static void handle_get_is_local(DBusConnection *conn, DBusMessage *msg, void *userdata) { + dbus_bool_t is_local; + + pa_assert(conn); + pa_assert(msg); + + is_local = get_is_local(conn); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &is_local); +} + +static void handle_get_username(DBusConnection *conn, DBusMessage *msg, void *userdata) { + char *username = NULL; + + pa_assert(conn); + pa_assert(msg); + + username = pa_get_user_name_malloc(); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &username); + + pa_xfree(username); +} + +static void handle_get_hostname(DBusConnection *conn, DBusMessage *msg, void *userdata) { + char *hostname = NULL; + + pa_assert(conn); + pa_assert(msg); + + hostname = pa_get_host_name_malloc(); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &hostname); + + pa_xfree(hostname); +} + +/* Caller frees the returned array. */ +static dbus_uint32_t *get_default_channels(pa_dbusiface_core *c, unsigned *n) { + dbus_uint32_t *default_channels = NULL; + unsigned i; + + pa_assert(c); + pa_assert(n); + + *n = c->core->default_channel_map.channels; + default_channels = pa_xnew(dbus_uint32_t, *n); + + for (i = 0; i < *n; ++i) + default_channels[i] = c->core->default_channel_map.map[i]; + + return default_channels; +} + +static void handle_get_default_channels(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + dbus_uint32_t *default_channels = NULL; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + default_channels = get_default_channels(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, default_channels, n); + + pa_xfree(default_channels); +} + +static void handle_set_default_channels(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_core *c = userdata; + DBusMessageIter array_iter; + pa_channel_map new_channel_map; + const dbus_uint32_t *default_channels; + int n_channels; + unsigned i; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(c); + + pa_channel_map_init(&new_channel_map); + + dbus_message_iter_recurse(iter, &array_iter); + dbus_message_iter_get_fixed_array(&array_iter, &default_channels, &n_channels); + + if (n_channels <= 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Empty channel array."); + return; + } + + if (n_channels > (int) PA_CHANNELS_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, + "Too many channels: %i. The maximum number of channels is %u.", n_channels, PA_CHANNELS_MAX); + return; + } + + new_channel_map.channels = n_channels; + + for (i = 0; i < new_channel_map.channels; ++i) { + if (default_channels[i] >= PA_CHANNEL_POSITION_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid channel position: %u.", default_channels[i]); + return; + } + + new_channel_map.map[i] = default_channels[i]; + } + + c->core->default_channel_map = new_channel_map; + c->core->default_sample_spec.channels = n_channels; + + pa_dbus_send_empty_reply(conn, msg); +}; + +static void handle_get_default_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + dbus_uint32_t default_sample_format; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + default_sample_format = c->core->default_sample_spec.format; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &default_sample_format); +} + +static void handle_set_default_sample_format(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_core *c = userdata; + dbus_uint32_t default_sample_format; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(c); + + dbus_message_iter_get_basic(iter, &default_sample_format); + + if (default_sample_format >= PA_SAMPLE_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample format."); + return; + } + + c->core->default_sample_spec.format = default_sample_format; + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_get_default_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + dbus_uint32_t default_sample_rate; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + default_sample_rate = c->core->default_sample_spec.rate; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &default_sample_rate); +} + +static void handle_set_default_sample_rate(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_core *c = userdata; + dbus_uint32_t default_sample_rate; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(c); + + dbus_message_iter_get_basic(iter, &default_sample_rate); + + if (default_sample_rate <= 0 || default_sample_rate > PA_RATE_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample rate."); + return; + } + + c->core->default_sample_spec.rate = default_sample_rate; + + pa_dbus_send_empty_reply(conn, msg); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_cards(pa_dbusiface_core *c, unsigned *n) { + const char **cards; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_card *card; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->cards); + + if (*n == 0) + return NULL; + + cards = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(card, c->cards, state) + cards[i++] = pa_dbusiface_card_get_path(card); + + return cards; +} + +static void handle_get_cards(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **cards; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + cards = get_cards(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, cards, n); + + pa_xfree(cards); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_sinks(pa_dbusiface_core *c, unsigned *n) { + const char **sinks; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_device *sink; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->sinks_by_index); + + if (*n == 0) + return NULL; + + sinks = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(sink, c->sinks_by_index, state) + sinks[i++] = pa_dbusiface_device_get_path(sink); + + return sinks; +} + +static void handle_get_sinks(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **sinks; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + sinks = get_sinks(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sinks, n); + + pa_xfree(sinks); +} + +static void handle_get_fallback_sink(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + pa_dbusiface_device *fallback_sink; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (!c->fallback_sink) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "There are no sinks, and therefore no fallback sink either."); + return; + } + + pa_assert_se((fallback_sink = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(c->fallback_sink->index)))); + object_path = pa_dbusiface_device_get_path(fallback_sink); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_set_fallback_sink(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_core *c = userdata; + pa_dbusiface_device *fallback_sink; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(c); + + if (!c->fallback_sink) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "There are no sinks, and therefore no fallback sink either."); + return; + } + + dbus_message_iter_get_basic(iter, &object_path); + + if (!(fallback_sink = pa_hashmap_get(c->sinks_by_path, object_path))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such sink.", object_path); + return; + } + + pa_namereg_set_default_sink(c->core, pa_dbusiface_device_get_sink(fallback_sink)); + + pa_dbus_send_empty_reply(conn, msg); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_sources(pa_dbusiface_core *c, unsigned *n) { + const char **sources; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_device *source; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->sources_by_index); + + if (*n == 0) + return NULL; + + sources = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(source, c->sources_by_index, state) + sources[i++] = pa_dbusiface_device_get_path(source); + + return sources; +} + +static void handle_get_sources(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **sources; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + sources = get_sources(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, sources, n); + + pa_xfree(sources); +} + +static void handle_get_fallback_source(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + pa_dbusiface_device *fallback_source; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (!c->fallback_source) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "There are no sources, and therefore no fallback source either."); + return; + } + + pa_assert_se((fallback_source = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(c->fallback_source->index)))); + object_path = pa_dbusiface_device_get_path(fallback_source); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_set_fallback_source(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_core *c = userdata; + pa_dbusiface_device *fallback_source; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(c); + + if (!c->fallback_source) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "There are no sources, and therefore no fallback source either."); + return; + } + + dbus_message_iter_get_basic(iter, &object_path); + + if (!(fallback_source = pa_hashmap_get(c->sources_by_path, object_path))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such source.", object_path); + return; + } + + pa_namereg_set_default_source(c->core, pa_dbusiface_device_get_source(fallback_source)); + + pa_dbus_send_empty_reply(conn, msg); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_playback_streams(pa_dbusiface_core *c, unsigned *n) { + const char **streams; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_stream *stream; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->playback_streams); + + if (*n == 0) + return NULL; + + streams = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(stream, c->playback_streams, state) + streams[i++] = pa_dbusiface_stream_get_path(stream); + + return streams; +} + +static void handle_get_playback_streams(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **playback_streams; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + playback_streams = get_playback_streams(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, playback_streams, n); + + pa_xfree(playback_streams); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_record_streams(pa_dbusiface_core *c, unsigned *n) { + const char **streams; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_stream *stream; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->record_streams); + + if (*n == 0) + return NULL; + + streams = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(stream, c->record_streams, state) + streams[i++] = pa_dbusiface_stream_get_path(stream); + + return streams; +} + +static void handle_get_record_streams(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **record_streams; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + record_streams = get_record_streams(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, record_streams, n); + + pa_xfree(record_streams); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_samples(pa_dbusiface_core *c, unsigned *n) { + const char **samples; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_sample *sample; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->samples); + + if (*n == 0) + return NULL; + + samples = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(sample, c->samples, state) + samples[i++] = pa_dbusiface_sample_get_path(sample); + + return samples; +} + +static void handle_get_samples(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **samples; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + samples = get_samples(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, samples, n); + + pa_xfree(samples); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_modules(pa_dbusiface_core *c, unsigned *n) { + const char **modules; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_module *module; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->modules); + + if (*n == 0) + return NULL; + + modules = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(module, c->modules, state) + modules[i++] = pa_dbusiface_module_get_path(module); + + return modules; +} + +static void handle_get_modules(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **modules; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + modules = get_modules(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, modules, n); + + pa_xfree(modules); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_clients(pa_dbusiface_core *c, unsigned *n) { + const char **clients; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_client *client; + + pa_assert(c); + pa_assert(n); + + *n = pa_hashmap_size(c->clients); + + if (*n == 0) + return NULL; + + clients = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(client, c->clients, state) + clients[i++] = pa_dbusiface_client_get_path(client); + + return clients; +} + +static void handle_get_clients(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **clients; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + clients = get_clients(c, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, clients, n); + + pa_xfree(clients); +} + +static const char *get_my_client(pa_dbusiface_core *c, DBusConnection *conn) { + pa_client *my_client; + + pa_assert(c); + pa_assert(conn); + + pa_assert_se((my_client = pa_dbus_protocol_get_client(c->dbus_protocol, conn))); + + return pa_dbusiface_client_get_path(pa_hashmap_get(c->clients, PA_UINT32_TO_PTR(my_client->index))); +} + +static void handle_get_my_client(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char *my_client; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + my_client = get_my_client(c, conn); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &my_client); +} + +static void handle_get_extensions(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char **extensions; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + extensions = pa_dbus_protocol_get_extensions(c->dbus_protocol, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_STRING, extensions, n); + + pa_xfree(extensions); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t interface_revision; + const char *server_name; + const char *version; + dbus_bool_t is_local; + char *username; + char *hostname; + dbus_uint32_t *default_channels; + unsigned n_default_channels; + dbus_uint32_t default_sample_format; + dbus_uint32_t default_sample_rate; + const char **cards; + unsigned n_cards; + const char **sinks; + unsigned n_sinks; + const char *fallback_sink; + const char **sources; + unsigned n_sources; + const char *fallback_source; + const char **playback_streams; + unsigned n_playback_streams; + const char **record_streams; + unsigned n_record_streams; + const char **samples; + unsigned n_samples; + const char **modules; + unsigned n_modules; + const char **clients; + unsigned n_clients; + const char *my_client; + const char **extensions; + unsigned n_extensions; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + interface_revision = INTERFACE_REVISION; + server_name = PACKAGE_NAME; + version = PACKAGE_VERSION; + is_local = get_is_local(conn); + username = pa_get_user_name_malloc(); + hostname = pa_get_host_name_malloc(); + default_channels = get_default_channels(c, &n_default_channels); + default_sample_format = c->core->default_sample_spec.format; + default_sample_rate = c->core->default_sample_spec.rate; + cards = get_cards(c, &n_cards); + sinks = get_sinks(c, &n_sinks); + fallback_sink = c->fallback_sink + ? pa_dbusiface_device_get_path(pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(c->fallback_sink->index))) + : NULL; + sources = get_sources(c, &n_sources); + fallback_source = c->fallback_source + ? pa_dbusiface_device_get_path(pa_hashmap_get(c->sources_by_index, + PA_UINT32_TO_PTR(c->fallback_source->index))) + : NULL; + playback_streams = get_playback_streams(c, &n_playback_streams); + record_streams = get_record_streams(c, &n_record_streams); + samples = get_samples(c, &n_samples); + modules = get_modules(c, &n_modules); + clients = get_clients(c, &n_clients); + my_client = get_my_client(c, conn); + extensions = pa_dbus_protocol_get_extensions(c->dbus_protocol, &n_extensions); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INTERFACE_REVISION].property_name, DBUS_TYPE_UINT32, &interface_revision); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &server_name); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_VERSION].property_name, DBUS_TYPE_STRING, &version); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_IS_LOCAL].property_name, DBUS_TYPE_BOOLEAN, &is_local); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_USERNAME].property_name, DBUS_TYPE_STRING, &username); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_HOSTNAME].property_name, DBUS_TYPE_STRING, &hostname); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEFAULT_CHANNELS].property_name, DBUS_TYPE_UINT32, default_channels, n_default_channels); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEFAULT_SAMPLE_FORMAT].property_name, DBUS_TYPE_UINT32, &default_sample_format); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEFAULT_SAMPLE_RATE].property_name, DBUS_TYPE_UINT32, &default_sample_rate); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CARDS].property_name, DBUS_TYPE_OBJECT_PATH, cards, n_cards); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SINKS].property_name, DBUS_TYPE_OBJECT_PATH, sinks, n_sinks); + + if (fallback_sink) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_FALLBACK_SINK].property_name, DBUS_TYPE_OBJECT_PATH, &fallback_sink); + + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SOURCES].property_name, DBUS_TYPE_OBJECT_PATH, sources, n_sources); + + if (fallback_source) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_FALLBACK_SOURCE].property_name, DBUS_TYPE_OBJECT_PATH, &fallback_source); + + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PLAYBACK_STREAMS].property_name, DBUS_TYPE_OBJECT_PATH, playback_streams, n_playback_streams); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_RECORD_STREAMS].property_name, DBUS_TYPE_OBJECT_PATH, record_streams, n_record_streams); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLES].property_name, DBUS_TYPE_OBJECT_PATH, samples, n_samples); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_MODULES].property_name, DBUS_TYPE_OBJECT_PATH, modules, n_modules); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CLIENTS].property_name, DBUS_TYPE_OBJECT_PATH, clients, n_clients); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_MY_CLIENT].property_name, DBUS_TYPE_OBJECT_PATH, &my_client); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_EXTENSIONS].property_name, DBUS_TYPE_STRING, extensions, n_extensions); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); + + pa_xfree(username); + pa_xfree(hostname); + pa_xfree(default_channels); + pa_xfree(cards); + pa_xfree(sinks); + pa_xfree(sources); + pa_xfree(playback_streams); + pa_xfree(record_streams); + pa_xfree(samples); + pa_xfree(modules); + pa_xfree(clients); + pa_xfree(extensions); +} + +static void handle_get_card_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + char *card_name; + pa_card *card; + pa_dbusiface_card *dbus_card; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &card_name, DBUS_TYPE_INVALID)); + + if (!(card = pa_namereg_get(c->core, card_name, PA_NAMEREG_CARD))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such card."); + return; + } + + pa_assert_se((dbus_card = pa_hashmap_get(c->cards, PA_UINT32_TO_PTR(card->index)))); + + object_path = pa_dbusiface_card_get_path(dbus_card); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_get_sink_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + char *sink_name; + pa_sink *sink; + pa_dbusiface_device *dbus_sink; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &sink_name, DBUS_TYPE_INVALID)); + + if (!(sink = pa_namereg_get(c->core, sink_name, PA_NAMEREG_SINK))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such sink.", sink_name); + return; + } + + pa_assert_se((dbus_sink = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(sink->index)))); + + object_path = pa_dbusiface_device_get_path(dbus_sink); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_get_source_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + char *source_name; + pa_source *source; + pa_dbusiface_device *dbus_source; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &source_name, DBUS_TYPE_INVALID)); + + if (!(source = pa_namereg_get(c->core, source_name, PA_NAMEREG_SOURCE))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such source.", source_name); + return; + } + + pa_assert_se((dbus_source = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(source->index)))); + + object_path = pa_dbusiface_device_get_path(dbus_source); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_get_sample_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + char *sample_name; + pa_scache_entry *sample; + pa_dbusiface_sample *dbus_sample; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &sample_name, DBUS_TYPE_INVALID)); + + if (!(sample = pa_namereg_get(c->core, sample_name, PA_NAMEREG_SAMPLE))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such sample."); + return; + } + + pa_assert_se((dbus_sample = pa_hashmap_get(c->samples, PA_UINT32_TO_PTR(sample->index)))); + + object_path = pa_dbusiface_sample_get_path(dbus_sample); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_upload_sample(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + DBusMessageIter msg_iter; + DBusMessageIter array_iter; + const char *name; + dbus_uint32_t sample_format; + dbus_uint32_t sample_rate; + const dbus_uint32_t *channels; + int n_channels; + const dbus_uint32_t *default_volume; + int n_volume_entries; + pa_proplist *property_list; + const uint8_t *data; + int data_length; + int i; + pa_sample_spec ss; + pa_channel_map map; + pa_memchunk chunk; + uint32_t idx; + pa_dbusiface_sample *dbus_sample = NULL; + pa_scache_entry *sample = NULL; + const char *object_path; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + chunk.memblock = NULL; + + pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &name); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &sample_format); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &sample_rate); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_recurse(&msg_iter, &array_iter); + dbus_message_iter_get_fixed_array(&array_iter, &channels, &n_channels); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_recurse(&msg_iter, &array_iter); + dbus_message_iter_get_fixed_array(&array_iter, &default_volume, &n_volume_entries); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + if (!(property_list = pa_dbus_get_proplist_arg(conn, msg, &msg_iter))) + return; + + dbus_message_iter_recurse(&msg_iter, &array_iter); + dbus_message_iter_get_fixed_array(&array_iter, &data, &data_length); + + if (sample_format >= PA_SAMPLE_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample format."); + goto finish; + } + + if (sample_rate <= 0 || sample_rate > PA_RATE_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample rate."); + goto finish; + } + + if (n_channels <= 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Empty channel map."); + goto finish; + } + + if (n_channels > (int) PA_CHANNELS_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, + "Too many channels: %i. The maximum is %u.", n_channels, PA_CHANNELS_MAX); + goto finish; + } + + for (i = 0; i < n_channels; ++i) { + if (channels[i] >= PA_CHANNEL_POSITION_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid channel position."); + goto finish; + } + } + + if (n_volume_entries != 0 && n_volume_entries != n_channels) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, + "The channels and default_volume arguments have different number of elements (%i and %i, resp).", + n_channels, n_volume_entries); + goto finish; + } + + for (i = 0; i < n_volume_entries; ++i) { + if (default_volume[i] > PA_VOLUME_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid volume: %u.", default_volume[i]); + goto finish; + } + } + + if (data_length == 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Empty data."); + goto finish; + } + + if (data_length > PA_SCACHE_ENTRY_SIZE_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, + "Too big sample: %i bytes. The maximum sample length is %u bytes.", + data_length, PA_SCACHE_ENTRY_SIZE_MAX); + goto finish; + } + + ss.format = sample_format; + ss.rate = sample_rate; + ss.channels = n_channels; + + pa_assert(pa_sample_spec_valid(&ss)); + + if (!pa_frame_aligned(data_length, &ss)) { + char buf[PA_SAMPLE_SPEC_SNPRINT_MAX]; + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, + "The sample length (%i bytes) doesn't align with the sample format and channels (%s).", + data_length, pa_sample_spec_snprint(buf, sizeof(buf), &ss)); + goto finish; + } + + map.channels = n_channels; + for (i = 0; i < n_channels; ++i) + map.map[i] = channels[i]; + + chunk.memblock = pa_memblock_new(c->core->mempool, data_length); + chunk.index = 0; + chunk.length = data_length; + + memcpy(pa_memblock_acquire(chunk.memblock), data, data_length); + pa_memblock_release(chunk.memblock); + + if (pa_scache_add_item(c->core, name, &ss, &map, &chunk, property_list, &idx) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Adding the sample failed."); + goto finish; + } + + sample = pa_idxset_get_by_index(c->core->scache, idx); + + if (n_volume_entries > 0) { + sample->volume.channels = n_channels; + for (i = 0; i < n_volume_entries; ++i) + sample->volume.values[i] = default_volume[i]; + sample->volume_is_set = TRUE; + } else { + sample->volume_is_set = FALSE; + } + + dbus_sample = pa_dbusiface_sample_new(c, sample); + pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(idx), dbus_sample); + + object_path = pa_dbusiface_sample_get_path(dbus_sample); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); + +finish: + if (property_list) + pa_proplist_free(property_list); + + if (chunk.memblock) + pa_memblock_unref(chunk.memblock); +} + +static pa_bool_t contains_space(const char *string) { + const char *p; + + pa_assert(string); + + for (p = string; *p; ++p) { + if (isspace(*p)) + return TRUE; + } + + return FALSE; +} + +static void handle_load_module(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + DBusMessageIter dict_entry_iter; + char *name = NULL; + const char *key = NULL; + const char *value = NULL; + char *escaped_value = NULL; + pa_strbuf *arg_buffer = NULL; + char *arg_string = NULL; + pa_module *module = NULL; + pa_dbusiface_module *dbus_module = NULL; + const char *object_path = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (c->core->disallow_module_loading) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_ACCESS_DENIED, "The server is configured to disallow module loading."); + return; + } + + pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &name); + + arg_buffer = pa_strbuf_new(); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_recurse(&msg_iter, &dict_iter); + + while (dbus_message_iter_get_arg_type(&dict_iter) != DBUS_TYPE_INVALID) { + if (!pa_strbuf_isempty(arg_buffer)) + pa_strbuf_putc(arg_buffer, ' '); + + dbus_message_iter_recurse(&dict_iter, &dict_entry_iter); + + dbus_message_iter_get_basic(&dict_entry_iter, &key); + + if (strlen(key) <= 0 || !pa_ascii_valid(key) || contains_space(key)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid module argument name: %s", key); + goto finish; + } + + pa_assert_se(dbus_message_iter_next(&dict_entry_iter)); + dbus_message_iter_get_basic(&dict_entry_iter, &value); + + escaped_value = pa_escape(value, "\""); + pa_strbuf_printf(arg_buffer, "%s=\"%s\"", key, escaped_value); + pa_xfree(escaped_value); + + dbus_message_iter_next(&dict_iter); + } + + arg_string = pa_strbuf_tostring(arg_buffer); + + if (!(module = pa_module_load(c->core, name, arg_string))) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Failed to load module."); + goto finish; + } + + dbus_module = pa_dbusiface_module_new(module); + pa_hashmap_put(c->modules, PA_UINT32_TO_PTR(module->index), dbus_module); + + object_path = pa_dbusiface_module_get_path(dbus_module); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); + +finish: + if (arg_buffer) + pa_strbuf_free(arg_buffer); + + pa_xfree(arg_string); +} + +static void handle_exit(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (c->core->disallow_exit) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_ACCESS_DENIED, "The server is configured to disallow exiting."); + return; + } + + pa_dbus_send_empty_reply(conn, msg); + + pa_core_exit(c->core, FALSE, 0); +} + +static void handle_listen_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char *signal; + char **objects = NULL; + int n_objects; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_assert_se(dbus_message_get_args(msg, NULL, + DBUS_TYPE_STRING, &signal, + DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH, &objects, &n_objects, + DBUS_TYPE_INVALID)); + + pa_dbus_protocol_add_signal_listener(c->dbus_protocol, conn, *signal ? signal : NULL, objects, n_objects); + + pa_dbus_send_empty_reply(conn, msg); + + dbus_free_string_array(objects); +} + +static void handle_stop_listening_for_signal(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_core *c = userdata; + const char *signal; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &signal, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_remove_signal_listener(c->dbus_protocol, conn, *signal ? signal : NULL); + + pa_dbus_send_empty_reply(conn, msg); +} + +static void subscription_cb(pa_core *core, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { + pa_dbusiface_core *c = userdata; + pa_dbusiface_card *card_iface = NULL; + pa_dbusiface_device *device_iface = NULL; + pa_dbusiface_stream *stream_iface = NULL; + pa_dbusiface_sample *sample_iface = NULL; + pa_dbusiface_module *module_iface = NULL; + pa_dbusiface_client *client_iface = NULL; + DBusMessage *signal = NULL; + const char *object_path = NULL; + pa_sink *new_fallback_sink = NULL; + pa_source *new_fallback_source = NULL; + + pa_assert(c); + + switch (t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) { + case PA_SUBSCRIPTION_EVENT_SERVER: + new_fallback_sink = pa_namereg_get_default_sink(core); + new_fallback_source = pa_namereg_get_default_source(core); + + if (c->fallback_sink != new_fallback_sink) { + if (c->fallback_sink) + pa_sink_unref(c->fallback_sink); + c->fallback_sink = new_fallback_sink ? pa_sink_ref(new_fallback_sink) : NULL; + + if (new_fallback_sink + && (device_iface = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(new_fallback_sink->index)))) { + object_path = pa_dbusiface_device_get_path(device_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_FALLBACK_SINK_UPDATED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + + } else if (!new_fallback_sink) { + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_FALLBACK_SINK_UNSET].name))); + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + } + + if (c->fallback_source != new_fallback_source) { + if (c->fallback_source) + pa_source_unref(c->fallback_source); + c->fallback_source = new_fallback_source ? pa_source_ref(new_fallback_source) : NULL; + + if (new_fallback_source + && (device_iface = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(new_fallback_source->index)))) { + object_path = pa_dbusiface_device_get_path(device_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_FALLBACK_SOURCE_UPDATED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + + } else if (!new_fallback_source) { + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_FALLBACK_SOURCE_UNSET].name))); + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + } + break; + + case PA_SUBSCRIPTION_EVENT_CARD: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + if (!(card_iface = pa_hashmap_get(c->cards, PA_UINT32_TO_PTR(idx)))) { + pa_card *card = NULL; + + if (!(card = pa_idxset_get_by_index(core->cards, idx))) + return; /* The card was removed immediately after creation. */ + + card_iface = pa_dbusiface_card_new(c, card); + pa_hashmap_put(c->cards, PA_UINT32_TO_PTR(idx), card_iface); + } + + object_path = pa_dbusiface_card_get_path(card_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_CARD].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(card_iface = pa_hashmap_remove(c->cards, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_card_get_path(card_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_CARD_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_card_free(card_iface); + } + break; + + case PA_SUBSCRIPTION_EVENT_SINK: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + pa_sink *sink = NULL; + + if (!(sink = pa_idxset_get_by_index(core->sinks, idx))) + return; /* The sink was removed immediately after creation. */ + + if (!(device_iface = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(idx)))) { + device_iface = pa_dbusiface_device_new_sink(c, sink); + pa_hashmap_put(c->sinks_by_index, PA_UINT32_TO_PTR(idx), device_iface); + pa_hashmap_put(c->sinks_by_path, pa_dbusiface_device_get_path(device_iface), device_iface); + } + + object_path = pa_dbusiface_device_get_path(device_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_SINK].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + + if (c->fallback_sink && pa_streq(c->fallback_sink->name, sink->name)) { + /* We have got default sink change event, but at that point + * the D-Bus sink object wasn't created yet. Now that the + * object is created, let's send the fallback sink change + * signal. */ + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_FALLBACK_SINK_UPDATED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(device_iface = pa_hashmap_remove(c->sinks_by_index, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_device_get_path(device_iface); + pa_assert_se(pa_hashmap_remove(c->sinks_by_path, object_path)); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_SINK_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_device_free(device_iface); + } + break; + + case PA_SUBSCRIPTION_EVENT_SOURCE: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + pa_source *source = pa_idxset_get_by_index(core->sources, idx); + + if (!(source = pa_idxset_get_by_index(core->sources, idx))) + return; /* The source was removed immediately after creation. */ + + if (!(device_iface = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(idx)))) { + device_iface = pa_dbusiface_device_new_source(c, source); + pa_hashmap_put(c->sources_by_index, PA_UINT32_TO_PTR(idx), device_iface); + pa_hashmap_put(c->sources_by_path, pa_dbusiface_device_get_path(device_iface), device_iface); + } + + object_path = pa_dbusiface_device_get_path(device_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_SOURCE].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + + if (c->fallback_source && pa_streq(c->fallback_source->name, source->name)) { + /* We have got default source change event, but at that + * point the D-Bus source object wasn't created yet. Now + * that the object is created, let's send the fallback + * source change signal. */ + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_FALLBACK_SOURCE_UPDATED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(device_iface = pa_hashmap_remove(c->sources_by_index, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_device_get_path(device_iface); + pa_assert_se(pa_hashmap_remove(c->sources_by_path, object_path)); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_SOURCE_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_device_free(device_iface); + } + break; + + case PA_SUBSCRIPTION_EVENT_SINK_INPUT: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + pa_sink_input *sink_input = NULL; + + if (!(sink_input = pa_idxset_get_by_index(core->sink_inputs, idx))) + return; /* The sink input was removed immediately after creation. */ + + if (!(stream_iface = pa_hashmap_get(c->playback_streams, PA_UINT32_TO_PTR(idx)))) { + stream_iface = pa_dbusiface_stream_new_playback(c, sink_input); + pa_hashmap_put(c->playback_streams, PA_UINT32_TO_PTR(idx), stream_iface); + } + + object_path = pa_dbusiface_stream_get_path(stream_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_PLAYBACK_STREAM].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(stream_iface = pa_hashmap_remove(c->playback_streams, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_stream_get_path(stream_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_PLAYBACK_STREAM_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_stream_free(stream_iface); + } + break; + + case PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + pa_source_output *source_output = NULL; + + if (!(source_output = pa_idxset_get_by_index(core->source_outputs, idx))) + return; /* The source output was removed immediately after creation. */ + + if (!(stream_iface = pa_hashmap_get(c->record_streams, PA_UINT32_TO_PTR(idx)))) { + stream_iface = pa_dbusiface_stream_new_record(c, source_output); + pa_hashmap_put(c->record_streams, PA_UINT32_TO_PTR(idx), stream_iface); + } + + object_path = pa_dbusiface_stream_get_path(stream_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_RECORD_STREAM].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(stream_iface = pa_hashmap_remove(c->record_streams, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_stream_get_path(stream_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_RECORD_STREAM_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_stream_free(stream_iface); + } + break; + + case PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + pa_scache_entry *sample = NULL; + + if (!(sample = pa_idxset_get_by_index(core->scache, idx))) + return; /* The sample was removed immediately after creation. */ + + if (!(sample_iface = pa_hashmap_get(c->samples, PA_UINT32_TO_PTR(idx)))) { + sample_iface = pa_dbusiface_sample_new(c, sample); + pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(idx), sample_iface); + } + + object_path = pa_dbusiface_sample_get_path(sample_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_SAMPLE].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(sample_iface = pa_hashmap_remove(c->samples, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_sample_get_path(sample_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_SAMPLE_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_sample_free(sample_iface); + } + break; + + case PA_SUBSCRIPTION_EVENT_MODULE: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + pa_module *module = NULL; + + if (!(module = pa_idxset_get_by_index(core->modules, idx))) + return; /* The module was removed immediately after creation. */ + + if (!(module_iface = pa_hashmap_get(c->modules, PA_UINT32_TO_PTR(idx)))) { + module_iface = pa_dbusiface_module_new(module); + pa_hashmap_put(c->modules, PA_UINT32_TO_PTR(idx), module_iface); + } + + object_path = pa_dbusiface_module_get_path(module_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_MODULE].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(module_iface = pa_hashmap_remove(c->modules, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_module_get_path(module_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_MODULE_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_module_free(module_iface); + } + break; + + case PA_SUBSCRIPTION_EVENT_CLIENT: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + pa_client *client = NULL; + + if (!(client = pa_idxset_get_by_index(core->clients, idx))) + return; /* The client was removed immediately after creation. */ + + if (!(client_iface = pa_hashmap_get(c->clients, PA_UINT32_TO_PTR(idx)))) { + client_iface = pa_dbusiface_client_new(c, client); + pa_hashmap_put(c->clients, PA_UINT32_TO_PTR(idx), client_iface); + } + + object_path = pa_dbusiface_client_get_path(client_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_CLIENT].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + } else if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_REMOVE) { + if (!(client_iface = pa_hashmap_remove(c->clients, PA_UINT32_TO_PTR(idx)))) + return; + + object_path = pa_dbusiface_client_get_path(client_iface); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_CLIENT_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbusiface_client_free(client_iface); + } + break; + } + + if (signal) { + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + } +} + +static pa_hook_result_t extension_registered_cb(void *hook_data, void *call_data, void *slot_data) { + pa_dbusiface_core *c = slot_data; + const char *ext_name = call_data; + DBusMessage *signal = NULL; + + pa_assert(c); + pa_assert(ext_name); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_NEW_EXTENSION].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_STRING, &ext_name, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + + return PA_HOOK_OK; +} + +static pa_hook_result_t extension_unregistered_cb(void *hook_data, void *call_data, void *slot_data) { + pa_dbusiface_core *c = slot_data; + const char *ext_name = call_data; + DBusMessage *signal = NULL; + + pa_assert(c); + pa_assert(ext_name); + + pa_assert_se((signal = dbus_message_new_signal(PA_DBUS_CORE_OBJECT_PATH, + PA_DBUS_CORE_INTERFACE, + signals[SIGNAL_EXTENSION_REMOVED].name))); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_STRING, &ext_name, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + + return PA_HOOK_OK; +} + +pa_dbusiface_core *pa_dbusiface_core_new(pa_core *core) { + pa_dbusiface_core *c; + pa_card *card; + pa_sink *sink; + pa_source *source; + pa_dbusiface_device *device; + pa_sink_input *sink_input; + pa_source_output *source_output; + pa_scache_entry *sample; + pa_module *module; + pa_client *client; + uint32_t idx; + + pa_assert(core); + + c = pa_xnew(pa_dbusiface_core, 1); + c->core = pa_core_ref(core); + c->subscription = pa_subscription_new(core, PA_SUBSCRIPTION_MASK_ALL, subscription_cb, c); + c->dbus_protocol = pa_dbus_protocol_get(core); + c->cards = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->sinks_by_index = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->sinks_by_path = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + c->sources_by_index = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->sources_by_path = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + c->playback_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->record_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->samples = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->modules = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->clients = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + c->fallback_sink = pa_namereg_get_default_sink(core); + c->fallback_source = pa_namereg_get_default_source(core); + c->extension_registered_slot = pa_dbus_protocol_hook_connect(c->dbus_protocol, + PA_DBUS_PROTOCOL_HOOK_EXTENSION_REGISTERED, + PA_HOOK_NORMAL, + extension_registered_cb, + c); + c->extension_unregistered_slot = pa_dbus_protocol_hook_connect(c->dbus_protocol, + PA_DBUS_PROTOCOL_HOOK_EXTENSION_UNREGISTERED, + PA_HOOK_NORMAL, + extension_unregistered_cb, + c); + c->memstats = pa_dbusiface_memstats_new(c, core); + + if (c->fallback_sink) + pa_sink_ref(c->fallback_sink); + if (c->fallback_source) + pa_source_ref(c->fallback_source); + + PA_IDXSET_FOREACH(card, core->cards, idx) + pa_hashmap_put(c->cards, PA_UINT32_TO_PTR(idx), pa_dbusiface_card_new(c, card)); + + PA_IDXSET_FOREACH(sink, core->sinks, idx) { + device = pa_dbusiface_device_new_sink(c, sink); + pa_hashmap_put(c->sinks_by_index, PA_UINT32_TO_PTR(idx), device); + pa_hashmap_put(c->sinks_by_path, pa_dbusiface_device_get_path(device), device); + } + + PA_IDXSET_FOREACH(source, core->sources, idx) { + device = pa_dbusiface_device_new_source(c, source); + pa_hashmap_put(c->sources_by_index, PA_UINT32_TO_PTR(idx), device); + pa_hashmap_put(c->sources_by_path, pa_dbusiface_device_get_path(device), device); + } + + PA_IDXSET_FOREACH(sink_input, core->sink_inputs, idx) + pa_hashmap_put(c->playback_streams, PA_UINT32_TO_PTR(idx), pa_dbusiface_stream_new_playback(c, sink_input)); + + PA_IDXSET_FOREACH(source_output, core->source_outputs, idx) + pa_hashmap_put(c->record_streams, PA_UINT32_TO_PTR(idx), pa_dbusiface_stream_new_record(c, source_output)); + + PA_IDXSET_FOREACH(sample, core->scache, idx) + pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(idx), pa_dbusiface_sample_new(c, sample)); + + PA_IDXSET_FOREACH(module, core->modules, idx) + pa_hashmap_put(c->modules, PA_UINT32_TO_PTR(idx), pa_dbusiface_module_new(module)); + + PA_IDXSET_FOREACH(client, core->clients, idx) + pa_hashmap_put(c->clients, PA_UINT32_TO_PTR(idx), pa_dbusiface_client_new(c, client)); + + pa_assert_se(pa_dbus_protocol_add_interface(c->dbus_protocol, PA_DBUS_CORE_OBJECT_PATH, &core_interface_info, c) >= 0); + + return c; +} + +static void free_card_cb(void *p, void *userdata) { + pa_dbusiface_card *c = p; + + pa_assert(c); + + pa_dbusiface_card_free(c); +} + +static void free_device_cb(void *p, void *userdata) { + pa_dbusiface_device *d = p; + + pa_assert(d); + + pa_dbusiface_device_free(d); +} + +static void free_stream_cb(void *p, void *userdata) { + pa_dbusiface_stream *s = p; + + pa_assert(s); + + pa_dbusiface_stream_free(s); +} + +static void free_sample_cb(void *p, void *userdata) { + pa_dbusiface_sample *s = p; + + pa_assert(s); + + pa_dbusiface_sample_free(s); +} + +static void free_module_cb(void *p, void *userdata) { + pa_dbusiface_module *m = p; + + pa_assert(m); + + pa_dbusiface_module_free(m); +} + +static void free_client_cb(void *p, void *userdata) { + pa_dbusiface_client *c = p; + + pa_assert(c); + + pa_dbusiface_client_free(c); +} + +void pa_dbusiface_core_free(pa_dbusiface_core *c) { + pa_assert(c); + + pa_assert_se(pa_dbus_protocol_remove_interface(c->dbus_protocol, PA_DBUS_CORE_OBJECT_PATH, core_interface_info.name) >= 0); + + pa_subscription_free(c->subscription); + pa_hashmap_free(c->cards, free_card_cb, NULL); + pa_hashmap_free(c->sinks_by_index, free_device_cb, NULL); + pa_hashmap_free(c->sinks_by_path, NULL, NULL); + pa_hashmap_free(c->sources_by_index, free_device_cb, NULL); + pa_hashmap_free(c->sources_by_path, NULL, NULL); + pa_hashmap_free(c->playback_streams, free_stream_cb, NULL); + pa_hashmap_free(c->record_streams, free_stream_cb, NULL); + pa_hashmap_free(c->samples, free_sample_cb, NULL); + pa_hashmap_free(c->modules, free_module_cb, NULL); + pa_hashmap_free(c->clients, free_client_cb, NULL); + pa_hook_slot_free(c->extension_registered_slot); + pa_hook_slot_free(c->extension_unregistered_slot); + pa_dbusiface_memstats_free(c->memstats); + + if (c->fallback_sink) + pa_sink_unref(c->fallback_sink); + if (c->fallback_source) + pa_source_unref(c->fallback_source); + + pa_dbus_protocol_unref(c->dbus_protocol); + pa_core_unref(c->core); + + pa_xfree(c); +} + +const char *pa_dbusiface_core_get_card_path(pa_dbusiface_core *c, const pa_card *card) { + pa_assert(c); + pa_assert(card); + + return pa_dbusiface_card_get_path(pa_hashmap_get(c->cards, PA_UINT32_TO_PTR(card->index))); +} + +const char *pa_dbusiface_core_get_sink_path(pa_dbusiface_core *c, const pa_sink *sink) { + pa_assert(c); + pa_assert(sink); + + return pa_dbusiface_device_get_path(pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(sink->index))); +} + +const char *pa_dbusiface_core_get_source_path(pa_dbusiface_core *c, const pa_source *source) { + pa_assert(c); + pa_assert(source); + + return pa_dbusiface_device_get_path(pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(source->index))); +} + +const char *pa_dbusiface_core_get_playback_stream_path(pa_dbusiface_core *c, const pa_sink_input *sink_input) { + pa_assert(c); + pa_assert(sink_input); + + return pa_dbusiface_stream_get_path(pa_hashmap_get(c->playback_streams, PA_UINT32_TO_PTR(sink_input->index))); +} + +const char *pa_dbusiface_core_get_record_stream_path(pa_dbusiface_core *c, const pa_source_output *source_output) { + pa_assert(c); + pa_assert(source_output); + + return pa_dbusiface_stream_get_path(pa_hashmap_get(c->record_streams, PA_UINT32_TO_PTR(source_output->index))); +} + +const char *pa_dbusiface_core_get_module_path(pa_dbusiface_core *c, const pa_module *module) { + pa_assert(c); + pa_assert(module); + + return pa_dbusiface_module_get_path(pa_hashmap_get(c->modules, PA_UINT32_TO_PTR(module->index))); +} + +const char *pa_dbusiface_core_get_client_path(pa_dbusiface_core *c, const pa_client *client) { + pa_assert(c); + pa_assert(client); + + return pa_dbusiface_client_get_path(pa_hashmap_get(c->clients, PA_UINT32_TO_PTR(client->index))); +} + +pa_sink *pa_dbusiface_core_get_sink(pa_dbusiface_core *c, const char *object_path) { + pa_dbusiface_device *device = NULL; + + pa_assert(c); + pa_assert(object_path); + + device = pa_hashmap_get(c->sinks_by_path, object_path); + + if (device) + return pa_dbusiface_device_get_sink(device); + else + return NULL; +} + +pa_source *pa_dbusiface_core_get_source(pa_dbusiface_core *c, const char *object_path) { + pa_dbusiface_device *device = NULL; + + pa_assert(c); + pa_assert(object_path); + + device = pa_hashmap_get(c->sources_by_path, object_path); + + if (device) + return pa_dbusiface_device_get_source(device); + else + return NULL; +} diff --git a/src/modules/dbus/iface-core.h b/src/modules/dbus/iface-core.h new file mode 100644 index 00000000..900b6d1c --- /dev/null +++ b/src/modules/dbus/iface-core.h @@ -0,0 +1,52 @@ +#ifndef foodbusifacecorehfoo +#define foodbusifacecorehfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Core interface + * documentation. + */ + +#include <pulsecore/core.h> + +typedef struct pa_dbusiface_core pa_dbusiface_core; + +pa_dbusiface_core *pa_dbusiface_core_new(pa_core *core); +void pa_dbusiface_core_free(pa_dbusiface_core *c); + +const char *pa_dbusiface_core_get_card_path(pa_dbusiface_core *c, const pa_card *card); +const char *pa_dbusiface_core_get_sink_path(pa_dbusiface_core *c, const pa_sink *sink); +const char *pa_dbusiface_core_get_source_path(pa_dbusiface_core *c, const pa_source *source); +const char *pa_dbusiface_core_get_playback_stream_path(pa_dbusiface_core *c, const pa_sink_input *sink_input); +const char *pa_dbusiface_core_get_record_stream_path(pa_dbusiface_core *c, const pa_source_output *source_output); +const char *pa_dbusiface_core_get_module_path(pa_dbusiface_core *c, const pa_module *module); +const char *pa_dbusiface_core_get_client_path(pa_dbusiface_core *c, const pa_client *client); + +/* Returns NULL if there's no sink with the given path. */ +pa_sink *pa_dbusiface_core_get_sink(pa_dbusiface_core *c, const char *object_path); + +/* Returns NULL if there's no source with the given path. */ +pa_source *pa_dbusiface_core_get_source(pa_dbusiface_core *c, const char *object_path); + +#endif diff --git a/src/modules/dbus/iface-device-port.c b/src/modules/dbus/iface-device-port.c new file mode 100644 index 00000000..d403b6a2 --- /dev/null +++ b/src/modules/dbus/iface-device-port.c @@ -0,0 +1,190 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <dbus/dbus.h> + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> + +#include "iface-device-port.h" + +#define OBJECT_NAME "port" + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_description(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_priority(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +struct pa_dbusiface_device_port { + uint32_t index; + pa_device_port *port; + char *path; + pa_dbus_protocol *dbus_protocol; +}; + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_NAME, + PROPERTY_HANDLER_DESCRIPTION, + PROPERTY_HANDLER_PRIORITY, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, + [PROPERTY_HANDLER_DESCRIPTION] = { .property_name = "Description", .type = "s", .get_cb = handle_get_description, .set_cb = NULL }, + [PROPERTY_HANDLER_PRIORITY] = { .property_name = "Priority", .type = "u", .get_cb = handle_get_priority, .set_cb = NULL }, +}; + +static pa_dbus_interface_info port_interface_info = { + .name = PA_DBUSIFACE_DEVICE_PORT_INTERFACE, + .method_handlers = NULL, + .n_method_handlers = 0, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = NULL, + .n_signals = 0 +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device_port *p = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &p->index); +} + +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device_port *p = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &p->port->name); +} + +static void handle_get_description(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device_port *p = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &p->port->description); +} + +static void handle_get_priority(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device_port *p = userdata; + dbus_uint32_t priority = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + priority = p->port->priority; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &priority); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device_port *p = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t priority = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(p); + + priority = p->port->priority; + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &p->index); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &p->port->name); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DESCRIPTION].property_name, DBUS_TYPE_STRING, &p->port->description); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PRIORITY].property_name, DBUS_TYPE_UINT32, &priority); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); +} + +pa_dbusiface_device_port *pa_dbusiface_device_port_new( + pa_dbusiface_device *device, + pa_core *core, + pa_device_port *port, + uint32_t idx) { + pa_dbusiface_device_port *p = NULL; + + pa_assert(device); + pa_assert(core); + pa_assert(port); + + p = pa_xnew(pa_dbusiface_device_port, 1); + p->index = idx; + p->port = port; + p->path = pa_sprintf_malloc("%s/%s%u", pa_dbusiface_device_get_path(device), OBJECT_NAME, idx); + p->dbus_protocol = pa_dbus_protocol_get(core); + + pa_assert_se(pa_dbus_protocol_add_interface(p->dbus_protocol, p->path, &port_interface_info, p) >= 0); + + return p; +} + +void pa_dbusiface_device_port_free(pa_dbusiface_device_port *p) { + pa_assert(p); + + pa_assert_se(pa_dbus_protocol_remove_interface(p->dbus_protocol, p->path, port_interface_info.name) >= 0); + + pa_dbus_protocol_unref(p->dbus_protocol); + + pa_xfree(p->path); + pa_xfree(p); +} + +const char *pa_dbusiface_device_port_get_path(pa_dbusiface_device_port *p) { + pa_assert(p); + + return p->path; +} + +const char *pa_dbusiface_device_port_get_name(pa_dbusiface_device_port *p) { + pa_assert(p); + + return p->port->name; +} diff --git a/src/modules/dbus/iface-device-port.h b/src/modules/dbus/iface-device-port.h new file mode 100644 index 00000000..0461e2ff --- /dev/null +++ b/src/modules/dbus/iface-device-port.h @@ -0,0 +1,50 @@ +#ifndef foodbusifacedeviceporthfoo +#define foodbusifacedeviceporthfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.DevicePort. + * + * See http://pulseaudio.org/wiki/DBusInterface for the DevicePort interface + * documentation. + */ + +#include <pulsecore/protocol-dbus.h> +#include <pulsecore/sink.h> + +#include "iface-device.h" + +#define PA_DBUSIFACE_DEVICE_PORT_INTERFACE PA_DBUS_CORE_INTERFACE ".DevicePort" + +typedef struct pa_dbusiface_device_port pa_dbusiface_device_port; + +pa_dbusiface_device_port *pa_dbusiface_device_port_new( + pa_dbusiface_device *device, + pa_core *core, + pa_device_port *port, + uint32_t idx); +void pa_dbusiface_device_port_free(pa_dbusiface_device_port *p); + +const char *pa_dbusiface_device_port_get_path(pa_dbusiface_device_port *p); +const char *pa_dbusiface_device_port_get_name(pa_dbusiface_device_port *p); + +#endif diff --git a/src/modules/dbus/iface-device.c b/src/modules/dbus/iface-device.c new file mode 100644 index 00000000..3a747a44 --- /dev/null +++ b/src/modules/dbus/iface-device.c @@ -0,0 +1,1316 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-device-port.h" + +#include "iface-device.h" + +#define SINK_OBJECT_NAME "sink" +#define SOURCE_OBJECT_NAME "source" + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_card(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_channels(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_volume(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_has_flat_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_has_convertible_to_decibel_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_base_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_volume_steps(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_mute(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_mute(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_has_hardware_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_has_hardware_mute(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_configured_latency(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_has_dynamic_latency(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_latency(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_is_hardware_device(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_is_network_device(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_state(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_ports(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_active_port(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_active_port(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_suspend(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_port_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_sink_get_monitor_source(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_sink_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_source_get_monitor_of_sink(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_source_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +enum device_type { + DEVICE_TYPE_SINK, + DEVICE_TYPE_SOURCE +}; + +struct pa_dbusiface_device { + pa_dbusiface_core *core; + + union { + pa_sink *sink; + pa_source *source; + }; + enum device_type type; + char *path; + pa_cvolume volume; + dbus_bool_t mute; + union { + pa_sink_state_t sink_state; + pa_source_state_t source_state; + }; + pa_hashmap *ports; + uint32_t next_port_index; + pa_device_port *active_port; + pa_proplist *proplist; + + pa_dbus_protocol *dbus_protocol; + pa_subscription *subscription; +}; + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_NAME, + PROPERTY_HANDLER_DRIVER, + PROPERTY_HANDLER_OWNER_MODULE, + PROPERTY_HANDLER_CARD, + PROPERTY_HANDLER_SAMPLE_FORMAT, + PROPERTY_HANDLER_SAMPLE_RATE, + PROPERTY_HANDLER_CHANNELS, + PROPERTY_HANDLER_VOLUME, + PROPERTY_HANDLER_HAS_FLAT_VOLUME, + PROPERTY_HANDLER_HAS_CONVERTIBLE_TO_DECIBEL_VOLUME, + PROPERTY_HANDLER_BASE_VOLUME, + PROPERTY_HANDLER_VOLUME_STEPS, + PROPERTY_HANDLER_MUTE, + PROPERTY_HANDLER_HAS_HARDWARE_VOLUME, + PROPERTY_HANDLER_HAS_HARDWARE_MUTE, + PROPERTY_HANDLER_CONFIGURED_LATENCY, + PROPERTY_HANDLER_HAS_DYNAMIC_LATENCY, + PROPERTY_HANDLER_LATENCY, + PROPERTY_HANDLER_IS_HARDWARE_DEVICE, + PROPERTY_HANDLER_IS_NETWORK_DEVICE, + PROPERTY_HANDLER_STATE, + PROPERTY_HANDLER_PORTS, + PROPERTY_HANDLER_ACTIVE_PORT, + PROPERTY_HANDLER_PROPERTY_LIST, + PROPERTY_HANDLER_MAX +}; + +enum sink_property_handler_index { + SINK_PROPERTY_HANDLER_MONITOR_SOURCE, + SINK_PROPERTY_HANDLER_MAX +}; + +enum source_property_handler_index { + SOURCE_PROPERTY_HANDLER_MONITOR_OF_SINK, + SOURCE_PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, + [PROPERTY_HANDLER_DRIVER] = { .property_name = "Driver", .type = "s", .get_cb = handle_get_driver, .set_cb = NULL }, + [PROPERTY_HANDLER_OWNER_MODULE] = { .property_name = "OwnerModule", .type = "o", .get_cb = handle_get_owner_module, .set_cb = NULL }, + [PROPERTY_HANDLER_CARD] = { .property_name = "Card", .type = "o", .get_cb = handle_get_card, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLE_FORMAT] = { .property_name = "SampleFormat", .type = "u", .get_cb = handle_get_sample_format, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLE_RATE] = { .property_name = "SampleRate", .type = "u", .get_cb = handle_get_sample_rate, .set_cb = NULL }, + [PROPERTY_HANDLER_CHANNELS] = { .property_name = "Channels", .type = "au", .get_cb = handle_get_channels, .set_cb = NULL }, + [PROPERTY_HANDLER_VOLUME] = { .property_name = "Volume", .type = "au", .get_cb = handle_get_volume, .set_cb = handle_set_volume }, + [PROPERTY_HANDLER_HAS_FLAT_VOLUME] = { .property_name = "HasFlatVolume", .type = "b", .get_cb = handle_get_has_flat_volume, .set_cb = NULL }, + [PROPERTY_HANDLER_HAS_CONVERTIBLE_TO_DECIBEL_VOLUME] = { .property_name = "HasConvertibleToDecibelVolume", .type = "b", .get_cb = handle_get_has_convertible_to_decibel_volume, .set_cb = NULL }, + [PROPERTY_HANDLER_BASE_VOLUME] = { .property_name = "BaseVolume", .type = "u", .get_cb = handle_get_base_volume, .set_cb = NULL }, + [PROPERTY_HANDLER_VOLUME_STEPS] = { .property_name = "VolumeSteps", .type = "u", .get_cb = handle_get_volume_steps, .set_cb = NULL }, + [PROPERTY_HANDLER_MUTE] = { .property_name = "Mute", .type = "b", .get_cb = handle_get_mute, .set_cb = handle_set_mute }, + [PROPERTY_HANDLER_HAS_HARDWARE_VOLUME] = { .property_name = "HasHardwareVolume", .type = "b", .get_cb = handle_get_has_hardware_volume, .set_cb = NULL }, + [PROPERTY_HANDLER_HAS_HARDWARE_MUTE] = { .property_name = "HasHardwareMute", .type = "b", .get_cb = handle_get_has_hardware_mute, .set_cb = NULL }, + [PROPERTY_HANDLER_CONFIGURED_LATENCY] = { .property_name = "ConfiguredLatency", .type = "t", .get_cb = handle_get_configured_latency, .set_cb = NULL }, + [PROPERTY_HANDLER_HAS_DYNAMIC_LATENCY] = { .property_name = "HasDynamicLatency", .type = "b", .get_cb = handle_get_has_dynamic_latency, .set_cb = NULL }, + [PROPERTY_HANDLER_LATENCY] = { .property_name = "Latency", .type = "t", .get_cb = handle_get_latency, .set_cb = NULL }, + [PROPERTY_HANDLER_IS_HARDWARE_DEVICE] = { .property_name = "IsHardwareDevice", .type = "b", .get_cb = handle_get_is_hardware_device, .set_cb = NULL }, + [PROPERTY_HANDLER_IS_NETWORK_DEVICE] = { .property_name = "IsNetworkDevice", .type = "b", .get_cb = handle_get_is_network_device, .set_cb = NULL }, + [PROPERTY_HANDLER_STATE] = { .property_name = "State", .type = "u", .get_cb = handle_get_state, .set_cb = NULL }, + [PROPERTY_HANDLER_PORTS] = { .property_name = "Ports", .type = "ao", .get_cb = handle_get_ports, .set_cb = NULL }, + [PROPERTY_HANDLER_ACTIVE_PORT] = { .property_name = "ActivePort", .type = "o", .get_cb = handle_get_active_port, .set_cb = handle_set_active_port }, + [PROPERTY_HANDLER_PROPERTY_LIST] = { .property_name = "PropertyList", .type = "a{say}", .get_cb = handle_get_property_list, .set_cb = NULL } +}; + +static pa_dbus_property_handler sink_property_handlers[SINK_PROPERTY_HANDLER_MAX] = { + [SINK_PROPERTY_HANDLER_MONITOR_SOURCE] = { .property_name = "MonitorSource", .type = "o", .get_cb = handle_sink_get_monitor_source, .set_cb = NULL } +}; + +static pa_dbus_property_handler source_property_handlers[SOURCE_PROPERTY_HANDLER_MAX] = { + [SOURCE_PROPERTY_HANDLER_MONITOR_OF_SINK] = { .property_name = "MonitorOfSink", .type = "o", .get_cb = handle_source_get_monitor_of_sink, .set_cb = NULL } +}; + +enum method_handler_index { + METHOD_HANDLER_SUSPEND, + METHOD_HANDLER_GET_PORT_BY_NAME, + METHOD_HANDLER_MAX +}; + +static pa_dbus_arg_info suspend_args[] = { { "suspend", "b", "in" } }; +static pa_dbus_arg_info get_port_by_name_args[] = { { "name", "s", "in" }, { "port", "o", "out" } }; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_SUSPEND] = { + .method_name = "Suspend", + .arguments = suspend_args, + .n_arguments = sizeof(suspend_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_suspend }, + [METHOD_HANDLER_GET_PORT_BY_NAME] = { + .method_name = "GetPortByName", + .arguments = get_port_by_name_args, + .n_arguments = sizeof(get_port_by_name_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_get_port_by_name } +}; + +enum signal_index { + SIGNAL_VOLUME_UPDATED, + SIGNAL_MUTE_UPDATED, + SIGNAL_STATE_UPDATED, + SIGNAL_ACTIVE_PORT_UPDATED, + SIGNAL_PROPERTY_LIST_UPDATED, + SIGNAL_MAX +}; + +static pa_dbus_arg_info volume_updated_args[] = { { "volume", "au", NULL } }; +static pa_dbus_arg_info mute_updated_args[] = { { "muted", "b", NULL } }; +static pa_dbus_arg_info state_updated_args[] = { { "state", "u", NULL } }; +static pa_dbus_arg_info active_port_updated_args[] = { { "port", "o", NULL } }; +static pa_dbus_arg_info property_list_updated_args[] = { { "property_list", "a{say}", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_VOLUME_UPDATED] = { .name = "VolumeUpdated", .arguments = volume_updated_args, .n_arguments = 1 }, + [SIGNAL_MUTE_UPDATED] = { .name = "MuteUpdated", .arguments = mute_updated_args, .n_arguments = 1 }, + [SIGNAL_STATE_UPDATED] = { .name = "StateUpdated", .arguments = state_updated_args, .n_arguments = 1 }, + [SIGNAL_ACTIVE_PORT_UPDATED] = { .name = "ActivePortUpdated", .arguments = active_port_updated_args, .n_arguments = 1 }, + [SIGNAL_PROPERTY_LIST_UPDATED] = { .name = "PropertyListUpdated", .arguments = property_list_updated_args, .n_arguments = 1 } +}; + +static pa_dbus_interface_info device_interface_info = { + .name = PA_DBUSIFACE_DEVICE_INTERFACE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static pa_dbus_interface_info sink_interface_info = { + .name = PA_DBUSIFACE_SINK_INTERFACE, + .method_handlers = NULL, + .n_method_handlers = 0, + .property_handlers = sink_property_handlers, + .n_property_handlers = SINK_PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_sink_get_all, + .signals = NULL, + .n_signals = 0 +}; + +static pa_dbus_interface_info source_interface_info = { + .name = PA_DBUSIFACE_SOURCE_INTERFACE, + .method_handlers = NULL, + .n_method_handlers = 0, + .property_handlers = source_property_handlers, + .n_property_handlers = SOURCE_PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_source_get_all, + .signals = NULL, + .n_signals = 0 +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint32_t idx = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + idx = (d->type == DEVICE_TYPE_SINK) ? d->sink->index : d->source->index; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &idx); +} + +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + const char *name = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + name = (d->type == DEVICE_TYPE_SINK) ? d->sink->name : d->source->name; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &name); +} + +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + const char *driver = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + driver = (d->type == DEVICE_TYPE_SINK) ? d->sink->driver : d->source->driver; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &driver); +} + +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + pa_module *owner_module = NULL; + const char *object_path = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + owner_module = (d->type == DEVICE_TYPE_SINK) ? d->sink->module : d->source->module; + + if (!owner_module) { + if (d->type == DEVICE_TYPE_SINK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sink %s doesn't have an owner module.", d->sink->name); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Source %s doesn't have an owner module.", d->source->name); + return; + } + + object_path = pa_dbusiface_core_get_module_path(d->core, owner_module); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_get_card(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + pa_card *card = NULL; + const char *object_path = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + card = (d->type == DEVICE_TYPE_SINK) ? d->sink->card : d->source->card; + + if (!card) { + if (d->type == DEVICE_TYPE_SINK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sink %s doesn't belong to any card.", d->sink->name); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Source %s doesn't belong to any card.", d->source->name); + return; + } + + object_path = pa_dbusiface_core_get_card_path(d->core, card); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_get_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint32_t sample_format = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + sample_format = (d->type == DEVICE_TYPE_SINK) ? d->sink->sample_spec.format : d->source->sample_spec.format; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sample_format); +} + +static void handle_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint32_t sample_rate = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + sample_rate = (d->type == DEVICE_TYPE_SINK) ? d->sink->sample_spec.rate : d->source->sample_spec.rate; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sample_rate); +} + +static void handle_get_channels(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + pa_channel_map *channel_map = NULL; + dbus_uint32_t channels[PA_CHANNELS_MAX]; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + channel_map = (d->type == DEVICE_TYPE_SINK) ? &d->sink->channel_map : &d->source->channel_map; + + for (i = 0; i < channel_map->channels; ++i) + channels[i] = channel_map->map[i]; + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, channels, channel_map->channels); +} + +static void handle_get_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint32_t volume[PA_CHANNELS_MAX]; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + for (i = 0; i < d->volume.channels; ++i) + volume[i] = d->volume.values[i]; + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, volume, d->volume.channels); +} + +static void handle_set_volume(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_device *d = userdata; + DBusMessageIter array_iter; + int device_channels = 0; + dbus_uint32_t *volume = NULL; + int n_volume_entries = 0; + pa_cvolume new_vol; + int i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(d); + + pa_cvolume_init(&new_vol); + + device_channels = (d->type == DEVICE_TYPE_SINK) ? d->sink->channel_map.channels : d->source->channel_map.channels; + + new_vol.channels = device_channels; + + dbus_message_iter_recurse(iter, &array_iter); + dbus_message_iter_get_fixed_array(&array_iter, &volume, &n_volume_entries); + + if (n_volume_entries != device_channels) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, + "Expected %u volume entries, got %i.", device_channels, n_volume_entries); + return; + } + + for (i = 0; i < n_volume_entries; ++i) { + if (volume[i] > PA_VOLUME_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too large volume value: %u", volume[i]); + return; + } + new_vol.values[i] = volume[i]; + } + + if (d->type == DEVICE_TYPE_SINK) + pa_sink_set_volume(d->sink, &new_vol, TRUE, TRUE); + else + pa_source_set_volume(d->source, &new_vol, TRUE); + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_get_has_flat_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t has_flat_volume = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + has_flat_volume = (d->type == DEVICE_TYPE_SINK) ? (d->sink->flags & PA_SINK_FLAT_VOLUME) : FALSE; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &has_flat_volume); +} + +static void handle_get_has_convertible_to_decibel_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t has_convertible_to_decibel_volume = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + has_convertible_to_decibel_volume = (d->type == DEVICE_TYPE_SINK) + ? (d->sink->flags & PA_SINK_DECIBEL_VOLUME) + : (d->source->flags & PA_SOURCE_DECIBEL_VOLUME); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &has_convertible_to_decibel_volume); +} + +static void handle_get_base_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint32_t base_volume; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + base_volume = (d->type == DEVICE_TYPE_SINK) ? d->sink->base_volume : d->source->base_volume; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &base_volume); +} + +static void handle_get_volume_steps(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint32_t volume_steps; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + volume_steps = (d->type == DEVICE_TYPE_SINK) ? d->sink->n_volume_steps : d->source->n_volume_steps; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &volume_steps); +} + +static void handle_get_mute(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &d->mute); +} + +static void handle_set_mute(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t mute = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(d); + + dbus_message_iter_get_basic(iter, &mute); + + if (d->type == DEVICE_TYPE_SINK) + pa_sink_set_mute(d->sink, mute, TRUE); + else + pa_source_set_mute(d->source, mute, TRUE); + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_get_has_hardware_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t has_hardware_volume = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + has_hardware_volume = (d->type == DEVICE_TYPE_SINK) + ? (d->sink->flags & PA_SINK_HW_VOLUME_CTRL) + : (d->source->flags & PA_SOURCE_HW_VOLUME_CTRL); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &has_hardware_volume); +} + +static void handle_get_has_hardware_mute(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t has_hardware_mute = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + has_hardware_mute = (d->type == DEVICE_TYPE_SINK) + ? (d->sink->flags & PA_SINK_HW_MUTE_CTRL) + : (d->source->flags & PA_SOURCE_HW_MUTE_CTRL); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &has_hardware_mute); +} + +static void handle_get_configured_latency(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint64_t configured_latency = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + configured_latency = (d->type == DEVICE_TYPE_SINK) + ? pa_sink_get_requested_latency(d->sink) + : pa_source_get_requested_latency(d->source); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT64, &configured_latency); +} + +static void handle_get_has_dynamic_latency(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t has_dynamic_latency = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + has_dynamic_latency = (d->type == DEVICE_TYPE_SINK) + ? (d->sink->flags & PA_SINK_DYNAMIC_LATENCY) + : (d->source->flags & PA_SOURCE_DYNAMIC_LATENCY); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &has_dynamic_latency); +} + +static void handle_get_latency(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint64_t latency = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + if (d->type == DEVICE_TYPE_SINK && !(d->sink->flags & PA_SINK_LATENCY)) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sink %s doesn't support latency querying.", d->sink->name); + else if (d->type == DEVICE_TYPE_SOURCE && !(d->source->flags & PA_SOURCE_LATENCY)) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Source %s doesn't support latency querying.", d->source->name); + return; + + latency = (d->type == DEVICE_TYPE_SINK) ? pa_sink_get_latency(d->sink) : pa_source_get_latency(d->source); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT64, &latency); +} + +static void handle_get_is_hardware_device(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t is_hardware_device = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + is_hardware_device = (d->type == DEVICE_TYPE_SINK) + ? (d->sink->flags & PA_SINK_HARDWARE) + : (d->source->flags & PA_SOURCE_HARDWARE); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &is_hardware_device); +} + +static void handle_get_is_network_device(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t is_network_device = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + is_network_device = (d->type == DEVICE_TYPE_SINK) + ? (d->sink->flags & PA_SINK_NETWORK) + : (d->source->flags & PA_SOURCE_NETWORK); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &is_network_device); +} + +static void handle_get_state(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_uint32_t state; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + state = (d->type == DEVICE_TYPE_SINK) ? d->sink_state : d->source_state; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &state); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_ports(pa_dbusiface_device *d, unsigned *n) { + const char **ports; + unsigned i = 0; + void *state = NULL; + pa_dbusiface_device_port *port = NULL; + + pa_assert(d); + pa_assert(n); + + *n = pa_hashmap_size(d->ports); + + if (*n == 0) + return NULL; + + ports = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(port, d->ports, state) + ports[i++] = pa_dbusiface_device_port_get_path(port); + + return ports; +} + +static void handle_get_ports(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + const char **ports = NULL; + unsigned n_ports = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + ports = get_ports(d, &n_ports); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, ports, n_ports); + + pa_xfree(ports); +} + +static void handle_get_active_port(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + const char *active_port; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + if (!d->active_port) { + pa_assert(pa_hashmap_isempty(d->ports)); + + if (d->type == DEVICE_TYPE_SINK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "The sink %s has no ports, and therefore there's no active port either.", d->sink->name); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "The source %s has no ports, and therefore there's no active port either.", d->source->name); + return; + } + + active_port = pa_dbusiface_device_port_get_path(pa_hashmap_get(d->ports, d->active_port->name)); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &active_port); +} + +static void handle_set_active_port(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_device *d = userdata; + const char *new_active_path; + pa_dbusiface_device_port *new_active; + int r; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(d); + + if (!d->active_port) { + pa_assert(pa_hashmap_isempty(d->ports)); + + if (d->type == DEVICE_TYPE_SINK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "The sink %s has no ports, and therefore there's no active port either.", d->sink->name); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "The source %s has no ports, and therefore there's no active port either.", d->source->name); + return; + } + + dbus_message_iter_get_basic(iter, &new_active_path); + + if (!(new_active = pa_hashmap_get(d->ports, new_active_path))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such port: %s", new_active_path); + return; + } + + if (d->type == DEVICE_TYPE_SINK) { + if ((r = pa_sink_set_port(d->sink, pa_dbusiface_device_port_get_name(new_active), TRUE)) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, + "Internal error in PulseAudio: pa_sink_set_port() failed with error code %i.", r); + return; + } + } else { + if ((r = pa_source_set_port(d->source, pa_dbusiface_device_port_get_name(new_active), TRUE)) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, + "Internal error in PulseAudio: pa_source_set_port() failed with error code %i.", r); + return; + } + } + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + pa_dbus_send_proplist_variant_reply(conn, msg, d->proplist); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t idx = 0; + const char *name = NULL; + const char *driver = NULL; + pa_module *owner_module = NULL; + const char *owner_module_path = NULL; + pa_card *card = NULL; + const char *card_path = NULL; + dbus_uint32_t sample_format = 0; + dbus_uint32_t sample_rate = 0; + pa_channel_map *channel_map = NULL; + dbus_uint32_t channels[PA_CHANNELS_MAX]; + dbus_uint32_t volume[PA_CHANNELS_MAX]; + dbus_bool_t has_flat_volume = FALSE; + dbus_bool_t has_convertible_to_decibel_volume = FALSE; + dbus_uint32_t base_volume = 0; + dbus_uint32_t volume_steps = 0; + dbus_bool_t has_hardware_volume = FALSE; + dbus_bool_t has_hardware_mute = FALSE; + dbus_uint64_t configured_latency = 0; + dbus_bool_t has_dynamic_latency = FALSE; + dbus_uint64_t latency = 0; + dbus_bool_t is_hardware_device = FALSE; + dbus_bool_t is_network_device = FALSE; + dbus_uint32_t state = 0; + const char **ports = NULL; + unsigned n_ports = 0; + const char *active_port = NULL; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + if (d->type == DEVICE_TYPE_SINK) { + idx = d->sink->index; + name = d->sink->name; + driver = d->sink->driver; + owner_module = d->sink->module; + card = d->sink->card; + sample_format = d->sink->sample_spec.format; + sample_rate = d->sink->sample_spec.rate; + channel_map = &d->sink->channel_map; + has_flat_volume = d->sink->flags & PA_SINK_FLAT_VOLUME; + has_convertible_to_decibel_volume = d->sink->flags & PA_SINK_DECIBEL_VOLUME; + base_volume = d->sink->base_volume; + volume_steps = d->sink->n_volume_steps; + has_hardware_volume = d->sink->flags & PA_SINK_HW_VOLUME_CTRL; + has_hardware_mute = d->sink->flags & PA_SINK_HW_MUTE_CTRL; + configured_latency = pa_sink_get_requested_latency(d->sink); + has_dynamic_latency = d->sink->flags & PA_SINK_DYNAMIC_LATENCY; + latency = pa_sink_get_latency(d->sink); + is_hardware_device = d->sink->flags & PA_SINK_HARDWARE; + is_network_device = d->sink->flags & PA_SINK_NETWORK; + state = pa_sink_get_state(d->sink); + } else { + idx = d->source->index; + name = d->source->name; + driver = d->source->driver; + owner_module = d->source->module; + card = d->source->card; + sample_format = d->source->sample_spec.format; + sample_rate = d->source->sample_spec.rate; + channel_map = &d->source->channel_map; + has_flat_volume = FALSE; + has_convertible_to_decibel_volume = d->source->flags & PA_SOURCE_DECIBEL_VOLUME; + base_volume = d->source->base_volume; + volume_steps = d->source->n_volume_steps; + has_hardware_volume = d->source->flags & PA_SOURCE_HW_VOLUME_CTRL; + has_hardware_mute = d->source->flags & PA_SOURCE_HW_MUTE_CTRL; + configured_latency = pa_source_get_requested_latency(d->source); + has_dynamic_latency = d->source->flags & PA_SOURCE_DYNAMIC_LATENCY; + latency = pa_source_get_latency(d->source); + is_hardware_device = d->source->flags & PA_SOURCE_HARDWARE; + is_network_device = d->source->flags & PA_SOURCE_NETWORK; + state = pa_source_get_state(d->source); + } + if (owner_module) + owner_module_path = pa_dbusiface_core_get_module_path(d->core, owner_module); + if (card) + card_path = pa_dbusiface_core_get_card_path(d->core, card); + for (i = 0; i < channel_map->channels; ++i) + channels[i] = channel_map->map[i]; + for (i = 0; i < d->volume.channels; ++i) + volume[i] = d->volume.values[i]; + ports = get_ports(d, &n_ports); + if (d->active_port) + active_port = pa_dbusiface_device_port_get_path(pa_hashmap_get(d->ports, d->active_port->name)); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &idx); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &name); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DRIVER].property_name, DBUS_TYPE_STRING, &driver); + + if (owner_module) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_OWNER_MODULE].property_name, DBUS_TYPE_OBJECT_PATH, &owner_module_path); + + if (card) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CARD].property_name, DBUS_TYPE_OBJECT_PATH, &card_path); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLE_FORMAT].property_name, DBUS_TYPE_UINT32, &sample_format); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLE_RATE].property_name, DBUS_TYPE_UINT32, &sample_rate); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CHANNELS].property_name, DBUS_TYPE_UINT32, channels, channel_map->channels); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_VOLUME].property_name, DBUS_TYPE_UINT32, volume, d->volume.channels); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_HAS_FLAT_VOLUME].property_name, DBUS_TYPE_BOOLEAN, &has_flat_volume); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_HAS_CONVERTIBLE_TO_DECIBEL_VOLUME].property_name, DBUS_TYPE_BOOLEAN, &has_convertible_to_decibel_volume); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_BASE_VOLUME].property_name, DBUS_TYPE_UINT32, &base_volume); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_VOLUME_STEPS].property_name, DBUS_TYPE_UINT32, &volume_steps); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_MUTE].property_name, DBUS_TYPE_BOOLEAN, &d->mute); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_HAS_HARDWARE_VOLUME].property_name, DBUS_TYPE_BOOLEAN, &has_hardware_volume); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_HAS_HARDWARE_MUTE].property_name, DBUS_TYPE_BOOLEAN, &has_hardware_mute); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CONFIGURED_LATENCY].property_name, DBUS_TYPE_UINT64, &configured_latency); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_HAS_DYNAMIC_LATENCY].property_name, DBUS_TYPE_BOOLEAN, &has_dynamic_latency); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_LATENCY].property_name, DBUS_TYPE_UINT64, &latency); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_IS_HARDWARE_DEVICE].property_name, DBUS_TYPE_BOOLEAN, &is_hardware_device); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_IS_NETWORK_DEVICE].property_name, DBUS_TYPE_BOOLEAN, &is_network_device); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_STATE].property_name, DBUS_TYPE_UINT32, &state); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PORTS].property_name, DBUS_TYPE_OBJECT_PATH, ports, n_ports); + + if (active_port) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ACTIVE_PORT].property_name, DBUS_TYPE_OBJECT_PATH, &active_port); + + pa_dbus_append_proplist_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROPERTY_LIST].property_name, d->proplist); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); + + pa_xfree(ports); +} + +static void handle_suspend(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + dbus_bool_t suspend = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_BOOLEAN, &suspend, DBUS_TYPE_INVALID)); + + if ((d->type == DEVICE_TYPE_SINK) && (pa_sink_suspend(d->sink, suspend, PA_SUSPEND_USER) < 0)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Internal error in PulseAudio: pa_sink_suspend() failed."); + return; + } else if ((d->type == DEVICE_TYPE_SOURCE) && (pa_source_suspend(d->source, suspend, PA_SUSPEND_USER) < 0)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Internal error in PulseAudio: pa_source_suspend() failed."); + return; + } + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_get_port_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + const char *port_name = NULL; + pa_dbusiface_device_port *port = NULL; + const char *port_path = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &port_name, DBUS_TYPE_INVALID)); + + if (!(port = pa_hashmap_get(d->ports, port_name))) { + if (d->type == DEVICE_TYPE_SINK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, + "%s: No such port on sink %s.", port_name, d->sink->name); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, + "%s: No such port on source %s.", port_name, d->source->name); + return; + } + + port_path = pa_dbusiface_device_port_get_path(port); + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &port_path); +} + +static void handle_sink_get_monitor_source(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + const char *monitor_source = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + pa_assert(d->type == DEVICE_TYPE_SINK); + + monitor_source = pa_dbusiface_core_get_source_path(d->core, d->sink->monitor_source); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &monitor_source); +} + +static void handle_sink_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + const char *monitor_source = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + pa_assert(d->type == DEVICE_TYPE_SINK); + + monitor_source = pa_dbusiface_core_get_source_path(d->core, d->sink->monitor_source); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[SINK_PROPERTY_HANDLER_MONITOR_SOURCE].property_name, DBUS_TYPE_OBJECT_PATH, &monitor_source); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); +} + +static void handle_source_get_monitor_of_sink(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + const char *monitor_of_sink = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + pa_assert(d->type == DEVICE_TYPE_SOURCE); + + if (!d->source->monitor_of) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Source %s is not a monitor source.", d->source->name); + return; + } + + monitor_of_sink = pa_dbusiface_core_get_sink_path(d->core, d->source->monitor_of); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &monitor_of_sink); +} + +static void handle_source_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_device *d = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + const char *monitor_of_sink = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(d); + pa_assert(d->type == DEVICE_TYPE_SOURCE); + + if (d->source->monitor_of) + monitor_of_sink = pa_dbusiface_core_get_sink_path(d->core, d->source->monitor_of); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + if (monitor_of_sink) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[SOURCE_PROPERTY_HANDLER_MONITOR_OF_SINK].property_name, DBUS_TYPE_OBJECT_PATH, &monitor_of_sink); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); +} + +static void subscription_cb(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { + pa_dbusiface_device *d = userdata; + DBusMessage *signal = NULL; + const pa_cvolume *new_volume = NULL; + pa_bool_t new_mute = FALSE; + pa_sink_state_t new_sink_state = 0; + pa_source_state_t new_source_state = 0; + pa_device_port *new_active_port = NULL; + pa_proplist *new_proplist = NULL; + unsigned i = 0; + + pa_assert(c); + pa_assert(d); + + if ((d->type == DEVICE_TYPE_SINK && idx != d->sink->index) || (d->type == DEVICE_TYPE_SOURCE && idx != d->source->index)) + return; + + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE) + return; + + pa_assert(((d->type == DEVICE_TYPE_SINK) + && ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SINK)) + || ((d->type == DEVICE_TYPE_SOURCE) + && ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE))); + + new_volume = (d->type == DEVICE_TYPE_SINK) + ? pa_sink_get_volume(d->sink, FALSE) + : pa_source_get_volume(d->source, FALSE); + + if (!pa_cvolume_equal(&d->volume, new_volume)) { + dbus_uint32_t volume[PA_CHANNELS_MAX]; + dbus_uint32_t *volume_ptr = volume; + + d->volume = *new_volume; + + for (i = 0; i < d->volume.channels; ++i) + volume[i] = d->volume.values[i]; + + pa_assert_se(signal = dbus_message_new_signal(d->path, + PA_DBUSIFACE_DEVICE_INTERFACE, + signals[SIGNAL_VOLUME_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, + DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32, &volume_ptr, d->volume.channels, + DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(d->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + new_mute = (d->type == DEVICE_TYPE_SINK) ? pa_sink_get_mute(d->sink, FALSE) : pa_source_get_mute(d->source, FALSE); + + if (d->mute != new_mute) { + d->mute = new_mute; + + pa_assert_se(signal = dbus_message_new_signal(d->path, + PA_DBUSIFACE_DEVICE_INTERFACE, + signals[SIGNAL_MUTE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_BOOLEAN, &d->mute, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(d->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + if (d->type == DEVICE_TYPE_SINK) + new_sink_state = pa_sink_get_state(d->sink); + else + new_source_state = pa_source_get_state(d->source); + + if ((d->type == DEVICE_TYPE_SINK && d->sink_state != new_sink_state) + || (d->type == DEVICE_TYPE_SOURCE && d->source_state != new_source_state)) { + dbus_uint32_t state = 0; + + if (d->type == DEVICE_TYPE_SINK) + d->sink_state = new_sink_state; + else + d->source_state = new_source_state; + + state = (d->type == DEVICE_TYPE_SINK) ? d->sink_state : d->source_state; + + pa_assert_se(signal = dbus_message_new_signal(d->path, + PA_DBUSIFACE_DEVICE_INTERFACE, + signals[SIGNAL_STATE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_UINT32, &state, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(d->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + new_active_port = (d->type == DEVICE_TYPE_SINK) ? d->sink->active_port : d->source->active_port; + + if (d->active_port != new_active_port) { + const char *object_path = NULL; + + d->active_port = new_active_port; + object_path = pa_dbusiface_device_port_get_path(pa_hashmap_get(d->ports, d->active_port->name)); + + pa_assert_se(signal = dbus_message_new_signal(d->path, + PA_DBUSIFACE_DEVICE_INTERFACE, + signals[SIGNAL_ACTIVE_PORT_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &object_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(d->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + new_proplist = (d->type == DEVICE_TYPE_SINK) ? d->sink->proplist : d->source->proplist; + + if (!pa_proplist_equal(d->proplist, new_proplist)) { + DBusMessageIter msg_iter; + + pa_proplist_update(d->proplist, PA_UPDATE_SET, new_proplist); + + pa_assert_se(signal = dbus_message_new_signal(d->path, + PA_DBUSIFACE_DEVICE_INTERFACE, + signals[SIGNAL_PROPERTY_LIST_UPDATED].name)); + dbus_message_iter_init_append(signal, &msg_iter); + pa_dbus_append_proplist(&msg_iter, d->proplist); + + pa_dbus_protocol_send_signal(d->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } +} + +pa_dbusiface_device *pa_dbusiface_device_new_sink(pa_dbusiface_core *core, pa_sink *sink) { + pa_dbusiface_device *d = NULL; + + pa_assert(core); + pa_assert(sink); + + d = pa_xnew0(pa_dbusiface_device, 1); + d->core = core; + d->sink = pa_sink_ref(sink); + d->type = DEVICE_TYPE_SINK; + d->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, SINK_OBJECT_NAME, sink->index); + d->volume = *pa_sink_get_volume(sink, FALSE); + d->mute = pa_sink_get_mute(sink, FALSE); + d->sink_state = pa_sink_get_state(sink); + d->ports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + d->next_port_index = 0; + d->active_port = NULL; + d->proplist = pa_proplist_copy(sink->proplist); + d->dbus_protocol = pa_dbus_protocol_get(sink->core); + d->subscription = pa_subscription_new(sink->core, PA_SUBSCRIPTION_MASK_SINK, subscription_cb, d); + + if (sink->ports) { + pa_device_port *port; + void *state = NULL; + + PA_HASHMAP_FOREACH(port, sink->ports, state) { + pa_dbusiface_device_port *p = pa_dbusiface_device_port_new(d, sink->core, port, d->next_port_index++); + pa_hashmap_put(d->ports, pa_dbusiface_device_port_get_name(p), p); + } + pa_assert_se(d->active_port = sink->active_port); + } + + pa_assert_se(pa_dbus_protocol_add_interface(d->dbus_protocol, d->path, &device_interface_info, d) >= 0); + pa_assert_se(pa_dbus_protocol_add_interface(d->dbus_protocol, d->path, &sink_interface_info, d) >= 0); + + return d; +} + +pa_dbusiface_device *pa_dbusiface_device_new_source(pa_dbusiface_core *core, pa_source *source) { + pa_dbusiface_device *d = NULL; + + pa_assert(core); + pa_assert(source); + + d = pa_xnew0(pa_dbusiface_device, 1); + d->core = core; + d->source = pa_source_ref(source); + d->type = DEVICE_TYPE_SOURCE; + d->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, SOURCE_OBJECT_NAME, source->index); + d->volume = *pa_source_get_volume(source, FALSE); + d->mute = pa_source_get_mute(source, FALSE); + d->source_state = pa_source_get_state(source); + d->ports = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + d->next_port_index = 0; + d->active_port = NULL; + d->proplist = pa_proplist_copy(source->proplist); + d->dbus_protocol = pa_dbus_protocol_get(source->core); + d->subscription = pa_subscription_new(source->core, PA_SUBSCRIPTION_MASK_SOURCE, subscription_cb, d); + + if (source->ports) { + pa_device_port *port; + void *state = NULL; + + PA_HASHMAP_FOREACH(port, source->ports, state) { + pa_dbusiface_device_port *p = pa_dbusiface_device_port_new(d, source->core, port, d->next_port_index++); + pa_hashmap_put(d->ports, pa_dbusiface_device_port_get_name(p), p); + } + pa_assert_se(d->active_port = source->active_port); + } + + pa_assert_se(pa_dbus_protocol_add_interface(d->dbus_protocol, d->path, &device_interface_info, d) >= 0); + pa_assert_se(pa_dbus_protocol_add_interface(d->dbus_protocol, d->path, &source_interface_info, d) >= 0); + + return d; +} + +static void port_free_cb(void *p, void *userdata) { + pa_dbusiface_device_port *port = p; + + pa_assert(port); + + pa_dbusiface_device_port_free(port); +} + +void pa_dbusiface_device_free(pa_dbusiface_device *d) { + pa_assert(d); + + pa_assert_se(pa_dbus_protocol_remove_interface(d->dbus_protocol, d->path, device_interface_info.name) >= 0); + + if (d->type == DEVICE_TYPE_SINK) { + pa_assert_se(pa_dbus_protocol_remove_interface(d->dbus_protocol, d->path, sink_interface_info.name) >= 0); + pa_sink_unref(d->sink); + + } else { + pa_assert_se(pa_dbus_protocol_remove_interface(d->dbus_protocol, d->path, source_interface_info.name) >= 0); + pa_source_unref(d->source); + } + pa_hashmap_free(d->ports, port_free_cb, NULL); + pa_proplist_free(d->proplist); + pa_dbus_protocol_unref(d->dbus_protocol); + pa_subscription_free(d->subscription); + + pa_xfree(d->path); + pa_xfree(d); +} + +const char *pa_dbusiface_device_get_path(pa_dbusiface_device *d) { + pa_assert(d); + + return d->path; +} + +pa_sink *pa_dbusiface_device_get_sink(pa_dbusiface_device *d) { + pa_assert(d); + pa_assert(d->type == DEVICE_TYPE_SINK); + + return d->sink; +} + +pa_source *pa_dbusiface_device_get_source(pa_dbusiface_device *d) { + pa_assert(d); + pa_assert(d->type == DEVICE_TYPE_SOURCE); + + return d->source; +} diff --git a/src/modules/dbus/iface-device.h b/src/modules/dbus/iface-device.h new file mode 100644 index 00000000..62e05e9a --- /dev/null +++ b/src/modules/dbus/iface-device.h @@ -0,0 +1,53 @@ +#ifndef foodbusifacedevicehfoo +#define foodbusifacedevicehfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interfaces org.PulseAudio.Core1.Device, + * org.PulseAudio.Core1.Sink and org.PulseAudio.Core1.Source. + * + * See http://pulseaudio.org/wiki/DBusInterface for the interface + * documentation. + */ + +#include <pulsecore/protocol-dbus.h> +#include <pulsecore/sink.h> +#include <pulsecore/source.h> + +#include "iface-core.h" + +#define PA_DBUSIFACE_DEVICE_INTERFACE PA_DBUS_CORE_INTERFACE ".Device" +#define PA_DBUSIFACE_SINK_INTERFACE PA_DBUS_CORE_INTERFACE ".Sink" +#define PA_DBUSIFACE_SOURCE_INTERFACE PA_DBUS_CORE_INTERFACE ".Source" + +typedef struct pa_dbusiface_device pa_dbusiface_device; + +pa_dbusiface_device *pa_dbusiface_device_new_sink(pa_dbusiface_core *core, pa_sink *sink); +pa_dbusiface_device *pa_dbusiface_device_new_source(pa_dbusiface_core *core, pa_source *source); +void pa_dbusiface_device_free(pa_dbusiface_device *d); + +const char *pa_dbusiface_device_get_path(pa_dbusiface_device *d); + +pa_sink *pa_dbusiface_device_get_sink(pa_dbusiface_device *d); +pa_source *pa_dbusiface_device_get_source(pa_dbusiface_device *d); + +#endif diff --git a/src/modules/dbus/iface-memstats.c b/src/modules/dbus/iface-memstats.c new file mode 100644 index 00000000..73a84be8 --- /dev/null +++ b/src/modules/dbus/iface-memstats.c @@ -0,0 +1,231 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <dbus/dbus.h> + +#include <pulsecore/core-scache.h> +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-memstats.h" + +#define OBJECT_NAME "memstats" + +static void handle_get_current_memblocks(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_current_memblocks_size(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_accumulated_memblocks(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_accumulated_memblocks_size(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_cache_size(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +struct pa_dbusiface_memstats { + pa_core *core; + char *path; + pa_dbus_protocol *dbus_protocol; +}; + +enum property_handler_index { + PROPERTY_HANDLER_CURRENT_MEMBLOCKS, + PROPERTY_HANDLER_CURRENT_MEMBLOCKS_SIZE, + PROPERTY_HANDLER_ACCUMULATED_MEMBLOCKS, + PROPERTY_HANDLER_ACCUMULATED_MEMBLOCKS_SIZE, + PROPERTY_HANDLER_SAMPLE_CACHE_SIZE, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_CURRENT_MEMBLOCKS] = { .property_name = "CurrentMemblocks", .type = "u", .get_cb = handle_get_current_memblocks, .set_cb = NULL }, + [PROPERTY_HANDLER_CURRENT_MEMBLOCKS_SIZE] = { .property_name = "CurrentMemblocksSize", .type = "u", .get_cb = handle_get_current_memblocks_size, .set_cb = NULL }, + [PROPERTY_HANDLER_ACCUMULATED_MEMBLOCKS] = { .property_name = "AccumulatedMemblocks", .type = "u", .get_cb = handle_get_accumulated_memblocks, .set_cb = NULL }, + [PROPERTY_HANDLER_ACCUMULATED_MEMBLOCKS_SIZE] = { .property_name = "AccumulatedMemblocksSize", .type = "u", .get_cb = handle_get_accumulated_memblocks_size, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLE_CACHE_SIZE] = { .property_name = "SampleCacheSize", .type = "u", .get_cb = handle_get_sample_cache_size, .set_cb = NULL } +}; + +static pa_dbus_interface_info memstats_interface_info = { + .name = PA_DBUSIFACE_MEMSTATS_INTERFACE, + .method_handlers = NULL, + .n_method_handlers = 0, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = NULL, + .n_signals = 0 +}; + +static void handle_get_current_memblocks(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_memstats *m = userdata; + const pa_mempool_stat *stat; + dbus_uint32_t current_memblocks; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + stat = pa_mempool_get_stat(m->core->mempool); + + current_memblocks = pa_atomic_load(&stat->n_allocated); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, ¤t_memblocks); +} + +static void handle_get_current_memblocks_size(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_memstats *m = userdata; + const pa_mempool_stat *stat; + dbus_uint32_t current_memblocks_size; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + stat = pa_mempool_get_stat(m->core->mempool); + + current_memblocks_size = pa_atomic_load(&stat->allocated_size); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, ¤t_memblocks_size); +} + +static void handle_get_accumulated_memblocks(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_memstats *m = userdata; + const pa_mempool_stat *stat; + dbus_uint32_t accumulated_memblocks; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + stat = pa_mempool_get_stat(m->core->mempool); + + accumulated_memblocks = pa_atomic_load(&stat->n_accumulated); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &accumulated_memblocks); +} + +static void handle_get_accumulated_memblocks_size(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_memstats *m = userdata; + const pa_mempool_stat *stat; + dbus_uint32_t accumulated_memblocks_size; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + stat = pa_mempool_get_stat(m->core->mempool); + + accumulated_memblocks_size = pa_atomic_load(&stat->accumulated_size); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &accumulated_memblocks_size); +} + +static void handle_get_sample_cache_size(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_memstats *m = userdata; + dbus_uint32_t sample_cache_size; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + sample_cache_size = pa_scache_total_size(m->core); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sample_cache_size); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_memstats *m = userdata; + const pa_mempool_stat *stat; + dbus_uint32_t current_memblocks; + dbus_uint32_t current_memblocks_size; + dbus_uint32_t accumulated_memblocks; + dbus_uint32_t accumulated_memblocks_size; + dbus_uint32_t sample_cache_size; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + stat = pa_mempool_get_stat(m->core->mempool); + + current_memblocks = pa_atomic_load(&stat->n_allocated); + current_memblocks_size = pa_atomic_load(&stat->allocated_size); + accumulated_memblocks = pa_atomic_load(&stat->n_accumulated); + accumulated_memblocks_size = pa_atomic_load(&stat->accumulated_size); + sample_cache_size = pa_scache_total_size(m->core); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CURRENT_MEMBLOCKS].property_name, DBUS_TYPE_UINT32, ¤t_memblocks); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CURRENT_MEMBLOCKS_SIZE].property_name, DBUS_TYPE_UINT32, ¤t_memblocks_size); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ACCUMULATED_MEMBLOCKS].property_name, DBUS_TYPE_UINT32, &accumulated_memblocks); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ACCUMULATED_MEMBLOCKS_SIZE].property_name, DBUS_TYPE_UINT32, &accumulated_memblocks_size); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLE_CACHE_SIZE].property_name, DBUS_TYPE_UINT32, &sample_cache_size); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); +} + +pa_dbusiface_memstats *pa_dbusiface_memstats_new(pa_dbusiface_core *dbus_core, pa_core *core) { + pa_dbusiface_memstats *m; + + pa_assert(dbus_core); + pa_assert(core); + + m = pa_xnew(pa_dbusiface_memstats, 1); + m->core = pa_core_ref(core); + m->path = pa_sprintf_malloc("%s/%s", PA_DBUS_CORE_OBJECT_PATH, OBJECT_NAME); + m->dbus_protocol = pa_dbus_protocol_get(core); + + pa_assert_se(pa_dbus_protocol_add_interface(m->dbus_protocol, m->path, &memstats_interface_info, m) >= 0); + + return m; +} + +void pa_dbusiface_memstats_free(pa_dbusiface_memstats *m) { + pa_assert(m); + + pa_assert_se(pa_dbus_protocol_remove_interface(m->dbus_protocol, m->path, memstats_interface_info.name) >= 0); + + pa_xfree(m->path); + + pa_dbus_protocol_unref(m->dbus_protocol); + pa_core_unref(m->core); + + pa_xfree(m); +} + +const char *pa_dbusiface_memstats_get_path(pa_dbusiface_memstats *m) { + pa_assert(m); + + return m->path; +} diff --git a/src/modules/dbus/iface-memstats.h b/src/modules/dbus/iface-memstats.h new file mode 100644 index 00000000..0820e8fe --- /dev/null +++ b/src/modules/dbus/iface-memstats.h @@ -0,0 +1,45 @@ +#ifndef foodbusifacememstatshfoo +#define foodbusifacememstatshfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.Memstats. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Memstats interface + * documentation. + */ + +#include <pulsecore/core.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-core.h" + +#define PA_DBUSIFACE_MEMSTATS_INTERFACE PA_DBUS_CORE_INTERFACE ".Memstats" + +typedef struct pa_dbusiface_memstats pa_dbusiface_memstats; + +pa_dbusiface_memstats *pa_dbusiface_memstats_new(pa_dbusiface_core *dbus_core, pa_core *core); +void pa_dbusiface_memstats_free(pa_dbusiface_memstats *m); + +const char *pa_dbusiface_memstats_get_path(pa_dbusiface_memstats *m); + +#endif diff --git a/src/modules/dbus/iface-module.c b/src/modules/dbus/iface-module.c new file mode 100644 index 00000000..e8aea50f --- /dev/null +++ b/src/modules/dbus/iface-module.c @@ -0,0 +1,336 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/modargs.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-module.h" + +#define OBJECT_NAME "module" + +struct pa_dbusiface_module { + pa_module *module; + char *path; + pa_proplist *proplist; + + pa_dbus_protocol *dbus_protocol; + pa_subscription *subscription; +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_arguments(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_usage_counter(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_unload(DBusConnection *conn, DBusMessage *msg, void *userdata); + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_NAME, + PROPERTY_HANDLER_ARGUMENTS, + PROPERTY_HANDLER_USAGE_COUNTER, + PROPERTY_HANDLER_PROPERTY_LIST, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, + [PROPERTY_HANDLER_ARGUMENTS] = { .property_name = "Arguments", .type = "a{ss}", .get_cb = handle_get_arguments, .set_cb = NULL }, + [PROPERTY_HANDLER_USAGE_COUNTER] = { .property_name = "UsageCounter", .type = "u", .get_cb = handle_get_usage_counter, .set_cb = NULL }, + [PROPERTY_HANDLER_PROPERTY_LIST] = { .property_name = "PropertyList", .type = "a{say}", .get_cb = handle_get_property_list, .set_cb = NULL } +}; + +enum method_handler_index { + METHOD_HANDLER_UNLOAD, + METHOD_HANDLER_MAX +}; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_UNLOAD] = { + .method_name = "Unload", + .arguments = NULL, + .n_arguments = 0, + .receive_cb = handle_unload } +}; + +enum signal_index { + SIGNAL_PROPERTY_LIST_UPDATED, + SIGNAL_MAX +}; + +static pa_dbus_arg_info property_list_updated_args[] = { { "property_list", "a{say}", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_PROPERTY_LIST_UPDATED] = { .name = "PropertyListUpdated", .arguments = property_list_updated_args, .n_arguments = 1 } +}; + +static pa_dbus_interface_info module_interface_info = { + .name = PA_DBUSIFACE_MODULE_INTERFACE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_module *m = userdata; + dbus_uint32_t idx = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + idx = m->module->index; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &idx); +} + +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_module *m = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &m->module->name); +} + +static void append_modargs_variant(DBusMessageIter *iter, pa_dbusiface_module *m) { + pa_modargs *ma = NULL; + DBusMessageIter variant_iter; + DBusMessageIter dict_iter; + DBusMessageIter dict_entry_iter; + void *state = NULL; + const char *key = NULL; + const char *value = NULL; + + pa_assert(iter); + pa_assert(m); + + pa_assert_se(ma = pa_modargs_new(m->module->argument, NULL)); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a{ss}", &variant_iter)); + pa_assert_se(dbus_message_iter_open_container(&variant_iter, DBUS_TYPE_ARRAY, "{ss}", &dict_iter)); + + for (state = NULL, key = pa_modargs_iterate(ma, &state); key; key = pa_modargs_iterate(ma, &state)) { + pa_assert_se(value = pa_modargs_get_value(ma, key, NULL)); + + pa_assert_se(dbus_message_iter_open_container(&dict_iter, DBUS_TYPE_DICT_ENTRY, NULL, &dict_entry_iter)); + + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &key)); + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &value)); + + pa_assert_se(dbus_message_iter_close_container(&dict_iter, &dict_entry_iter)); + } + + pa_assert_se(dbus_message_iter_close_container(&variant_iter, &dict_iter)); + pa_assert_se(dbus_message_iter_close_container(iter, &variant_iter)); + + pa_modargs_free(ma); +} + +static void handle_get_arguments(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_module *m = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + pa_assert_se(reply = dbus_message_new_method_return(msg)); + dbus_message_iter_init_append(reply, &msg_iter); + append_modargs_variant(&msg_iter, m); + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); +} + +static void handle_get_usage_counter(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_module *m = userdata; + int real_counter_value = -1; + dbus_uint32_t usage_counter = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + if (!m->module->get_n_used || (real_counter_value = m->module->get_n_used(m->module)) < 0) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Module %u (%s) doesn't have a usage counter.", m->module->index, m->module->name); + return; + } + + usage_counter = real_counter_value; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &usage_counter); +} + +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_module *m = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + pa_dbus_send_proplist_variant_reply(conn, msg, m->proplist); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_module *m = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + DBusMessageIter dict_entry_iter; + dbus_uint32_t idx = 0; + int real_counter_value = -1; + dbus_uint32_t usage_counter = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + idx = m->module->index; + if (m->module->get_n_used && (real_counter_value = m->module->get_n_used(m->module)) >= 0) + usage_counter = real_counter_value; + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &idx); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &m->module->name); + + pa_assert_se(dbus_message_iter_open_container(&dict_iter, DBUS_TYPE_DICT_ENTRY, NULL, &dict_entry_iter)); + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &property_handlers[PROPERTY_HANDLER_ARGUMENTS].property_name)); + append_modargs_variant(&dict_entry_iter, m); + pa_assert_se(dbus_message_iter_close_container(&dict_iter, &dict_entry_iter)); + + if (real_counter_value >= 0) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ARGUMENTS].property_name, DBUS_TYPE_UINT32, &usage_counter); + + pa_dbus_append_proplist_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROPERTY_LIST].property_name, m->proplist); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); +} + +static void handle_unload(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_module *m = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(m); + + if (m->module->core->disallow_module_loading) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_ACCESS_DENIED, "The server is configured to disallow module unloading."); + return; + } + + pa_module_unload_request(m->module, FALSE); + + pa_dbus_send_empty_reply(conn, msg); +} + +static void subscription_cb(pa_core *core, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { + pa_dbusiface_module *m = userdata; + DBusMessage *signal = NULL; + + pa_assert(core); + pa_assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_MODULE); + pa_assert(m); + + /* We can't use idx != m->module->index, because the m->module pointer may + * be stale at this point. */ + if (pa_idxset_get_by_index(core->modules, idx) != m->module) + return; + + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE) + return; + + if (!pa_proplist_equal(m->proplist, m->module->proplist)) { + DBusMessageIter msg_iter; + + pa_proplist_update(m->proplist, PA_UPDATE_SET, m->module->proplist); + + pa_assert_se(signal = dbus_message_new_signal(m->path, + PA_DBUSIFACE_MODULE_INTERFACE, + signals[SIGNAL_PROPERTY_LIST_UPDATED].name)); + dbus_message_iter_init_append(signal, &msg_iter); + pa_dbus_append_proplist(&msg_iter, m->proplist); + + pa_dbus_protocol_send_signal(m->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } +} + +pa_dbusiface_module *pa_dbusiface_module_new(pa_module *module) { + pa_dbusiface_module *m; + + pa_assert(module); + + m = pa_xnew0(pa_dbusiface_module, 1); + m->module = module; + m->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, OBJECT_NAME, module->index); + m->proplist = pa_proplist_copy(module->proplist); + m->dbus_protocol = pa_dbus_protocol_get(module->core); + m->subscription = pa_subscription_new(module->core, PA_SUBSCRIPTION_MASK_MODULE, subscription_cb, m); + + pa_assert_se(pa_dbus_protocol_add_interface(m->dbus_protocol, m->path, &module_interface_info, m) >= 0); + + return m; +} + +void pa_dbusiface_module_free(pa_dbusiface_module *m) { + pa_assert(m); + + pa_assert_se(pa_dbus_protocol_remove_interface(m->dbus_protocol, m->path, module_interface_info.name) >= 0); + + pa_proplist_free(m->proplist); + pa_dbus_protocol_unref(m->dbus_protocol); + pa_subscription_free(m->subscription); + + pa_xfree(m->path); + pa_xfree(m); +} + +const char *pa_dbusiface_module_get_path(pa_dbusiface_module *m) { + pa_assert(m); + + return m->path; +} diff --git a/src/modules/dbus/iface-module.h b/src/modules/dbus/iface-module.h new file mode 100644 index 00000000..68ca1de5 --- /dev/null +++ b/src/modules/dbus/iface-module.h @@ -0,0 +1,45 @@ +#ifndef foodbusifacemodulehfoo +#define foodbusifacemodulehfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.Module. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Module interface + * documentation. + */ + +#include <pulsecore/module.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-core.h" + +#define PA_DBUSIFACE_MODULE_INTERFACE PA_DBUS_CORE_INTERFACE ".Module" + +typedef struct pa_dbusiface_module pa_dbusiface_module; + +pa_dbusiface_module *pa_dbusiface_module_new(pa_module *module); +void pa_dbusiface_module_free(pa_dbusiface_module *m); + +const char *pa_dbusiface_module_get_path(pa_dbusiface_module *m); + +#endif diff --git a/src/modules/dbus/iface-sample.c b/src/modules/dbus/iface-sample.c new file mode 100644 index 00000000..b0542a60 --- /dev/null +++ b/src/modules/dbus/iface-sample.c @@ -0,0 +1,519 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/namereg.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-sample.h" + +#define OBJECT_NAME "sample" + +struct pa_dbusiface_sample { + pa_dbusiface_core *core; + + pa_scache_entry *sample; + char *path; + pa_proplist *proplist; + + pa_dbus_protocol *dbus_protocol; + pa_subscription *subscription; +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_channels(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_default_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_duration(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_bytes(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_play(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_play_to_sink(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_remove(DBusConnection *conn, DBusMessage *msg, void *userdata); + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_NAME, + PROPERTY_HANDLER_SAMPLE_FORMAT, + PROPERTY_HANDLER_SAMPLE_RATE, + PROPERTY_HANDLER_CHANNELS, + PROPERTY_HANDLER_DEFAULT_VOLUME, + PROPERTY_HANDLER_DURATION, + PROPERTY_HANDLER_BYTES, + PROPERTY_HANDLER_PROPERTY_LIST, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_get_name, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLE_FORMAT] = { .property_name = "SampleFormat", .type = "u", .get_cb = handle_get_sample_format, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLE_RATE] = { .property_name = "SampleRate", .type = "u", .get_cb = handle_get_sample_rate, .set_cb = NULL }, + [PROPERTY_HANDLER_CHANNELS] = { .property_name = "Channels", .type = "au", .get_cb = handle_get_channels, .set_cb = NULL }, + [PROPERTY_HANDLER_DEFAULT_VOLUME] = { .property_name = "DefaultVolume", .type = "au", .get_cb = handle_get_default_volume, .set_cb = NULL }, + [PROPERTY_HANDLER_DURATION] = { .property_name = "Duration", .type = "t", .get_cb = handle_get_duration, .set_cb = NULL }, + [PROPERTY_HANDLER_BYTES] = { .property_name = "Bytes", .type = "u", .get_cb = handle_get_bytes, .set_cb = NULL }, + [PROPERTY_HANDLER_PROPERTY_LIST] = { .property_name = "PropertyList", .type = "a{say}", .get_cb = handle_get_property_list, .set_cb = NULL } +}; + +enum method_handler_index { + METHOD_HANDLER_PLAY, + METHOD_HANDLER_PLAY_TO_SINK, + METHOD_HANDLER_REMOVE, + METHOD_HANDLER_MAX +}; + +static pa_dbus_arg_info play_args[] = { { "volume", "u", "in" }, { "property_list", "a{say}", "in" } }; +static pa_dbus_arg_info play_to_sink_args[] = { { "sink", "o", "in" }, + { "volume", "u", "in" }, + { "property_list", "a{say}", "in" } }; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_PLAY] = { + .method_name = "Play", + .arguments = play_args, + .n_arguments = sizeof(play_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_play }, + [METHOD_HANDLER_PLAY_TO_SINK] = { + .method_name = "PlayToSink", + .arguments = play_to_sink_args, + .n_arguments = sizeof(play_to_sink_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_play_to_sink }, + [METHOD_HANDLER_REMOVE] = { + .method_name = "Remove", + .arguments = NULL, + .n_arguments = 0, + .receive_cb = handle_remove } +}; + +enum signal_index { + SIGNAL_PROPERTY_LIST_UPDATED, + SIGNAL_MAX +}; + +static pa_dbus_arg_info property_list_updated_args[] = { { "property_list", "a{say}", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_PROPERTY_LIST_UPDATED] = { .name = "PropertyListUpdated", .arguments = property_list_updated_args, .n_arguments = 1 } +}; + +static pa_dbus_interface_info sample_interface_info = { + .name = PA_DBUSIFACE_SAMPLE_INTERFACE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + dbus_uint32_t idx = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + idx = s->sample->index; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &idx); +} + +static void handle_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &s->sample->name); +} + +static void handle_get_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + dbus_uint32_t sample_format = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (!s->sample->memchunk.memblock) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sample %s isn't loaded into memory yet, so its sample format is unknown.", s->sample->name); + return; + } + + sample_format = s->sample->sample_spec.format; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sample_format); +} + +static void handle_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + dbus_uint32_t sample_rate = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (!s->sample->memchunk.memblock) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sample %s isn't loaded into memory yet, so its sample rate is unknown.", s->sample->name); + return; + } + + sample_rate = s->sample->sample_spec.rate; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sample_rate); +} + +static void handle_get_channels(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + dbus_uint32_t channels[PA_CHANNELS_MAX]; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (!s->sample->memchunk.memblock) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sample %s isn't loaded into memory yet, so its channel map is unknown.", s->sample->name); + return; + } + + for (i = 0; i < s->sample->channel_map.channels; ++i) + channels[i] = s->sample->channel_map.map[i]; + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, channels, s->sample->channel_map.channels); +} + +static void handle_get_default_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + dbus_uint32_t default_volume[PA_CHANNELS_MAX]; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (!s->sample->volume_is_set) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sample %s doesn't have default volume stored.", s->sample->name); + return; + } + + for (i = 0; i < s->sample->volume.channels; ++i) + default_volume[i] = s->sample->volume.values[i]; + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, default_volume, s->sample->volume.channels); +} + +static void handle_get_duration(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + dbus_uint64_t duration = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (!s->sample->memchunk.memblock) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sample %s isn't loaded into memory yet, so its duration is unknown.", s->sample->name); + return; + } + + duration = pa_bytes_to_usec(s->sample->memchunk.length, &s->sample->sample_spec); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT64, &duration); +} + +static void handle_get_bytes(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + dbus_uint32_t bytes = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (!s->sample->memchunk.memblock) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Sample %s isn't loaded into memory yet, so its size is unknown.", s->sample->name); + return; + } + + bytes = s->sample->memchunk.length; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &bytes); +} + +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + pa_dbus_send_proplist_variant_reply(conn, msg, s->proplist); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t idx = 0; + dbus_uint32_t sample_format = 0; + dbus_uint32_t sample_rate = 0; + dbus_uint32_t channels[PA_CHANNELS_MAX]; + dbus_uint32_t default_volume[PA_CHANNELS_MAX]; + dbus_uint64_t duration = 0; + dbus_uint32_t bytes = 0; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + idx = s->sample->index; + if (s->sample->memchunk.memblock) { + sample_format = s->sample->sample_spec.format; + sample_rate = s->sample->sample_spec.rate; + for (i = 0; i < s->sample->channel_map.channels; ++i) + channels[i] = s->sample->channel_map.map[i]; + duration = pa_bytes_to_usec(s->sample->memchunk.length, &s->sample->sample_spec); + bytes = s->sample->memchunk.length; + } + if (s->sample->volume_is_set) { + for (i = 0; i < s->sample->volume.channels; ++i) + default_volume[i] = s->sample->volume.values[i]; + } + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &idx); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &s->sample->name); + + if (s->sample->memchunk.memblock) { + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLE_FORMAT].property_name, DBUS_TYPE_UINT32, &sample_format); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLE_RATE].property_name, DBUS_TYPE_UINT32, &sample_rate); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CHANNELS].property_name, DBUS_TYPE_UINT32, channels, s->sample->channel_map.channels); + } + + if (s->sample->volume_is_set) + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEFAULT_VOLUME].property_name, DBUS_TYPE_UINT32, default_volume, s->sample->volume.channels); + + if (s->sample->memchunk.memblock) { + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DURATION].property_name, DBUS_TYPE_UINT64, &duration); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_BYTES].property_name, DBUS_TYPE_UINT32, &bytes); + } + + pa_dbus_append_proplist_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROPERTY_LIST].property_name, s->proplist); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); +} + +static void handle_play(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + DBusMessageIter msg_iter; + dbus_uint32_t volume = 0; + pa_proplist *property_list = NULL; + pa_sink *sink = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &volume); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + if (!(property_list = pa_dbus_get_proplist_arg(conn, msg, &msg_iter))) + return; + + if (volume > PA_VOLUME_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid volume."); + goto finish; + } + + if (!(sink = pa_namereg_get_default_sink(s->sample->core))) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, + "Can't play sample %s, because there are no sinks available.", s->sample->name); + goto finish; + } + + if (pa_scache_play_item(s->sample->core, s->sample->name, sink, volume, property_list, NULL) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Playing sample %s failed.", s->sample->name); + goto finish; + } + + pa_dbus_send_empty_reply(conn, msg); + +finish: + if (property_list) + pa_proplist_free(property_list); +} + +static void handle_play_to_sink(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + DBusMessageIter msg_iter; + const char *sink_path = NULL; + dbus_uint32_t volume = 0; + pa_proplist *property_list = NULL; + pa_sink *sink = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &sink_path); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &volume); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + if (!(property_list = pa_dbus_get_proplist_arg(conn, msg, &msg_iter))) + return; + + if (!(sink = pa_dbusiface_core_get_sink(s->core, sink_path))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such sink.", sink_path); + goto finish; + } + + if (volume > PA_VOLUME_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid volume."); + goto finish; + } + + if (pa_scache_play_item(s->sample->core, s->sample->name, sink, volume, property_list, NULL) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Playing sample %s failed.", s->sample->name); + goto finish; + } + + pa_dbus_send_empty_reply(conn, msg); + +finish: + if (property_list) + pa_proplist_free(property_list); +} + +static void handle_remove(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_sample *s = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (pa_scache_remove_item(s->sample->core, s->sample->name) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Removing sample %s failed.", s->sample->name); + return; + } + + pa_dbus_send_empty_reply(conn, msg); +} + +static void subscription_cb(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { + pa_dbusiface_sample *s = userdata; + DBusMessage *signal = NULL; + + pa_assert(c); + pa_assert(s); + + /* We can't use idx != s->sample->index, because the s->sample pointer may + * be stale at this point. */ + if (pa_idxset_get_by_index(c->scache, idx) != s->sample) + return; + + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE) + return; + + if (!pa_proplist_equal(s->proplist, s->sample->proplist)) { + DBusMessageIter msg_iter; + + pa_proplist_update(s->proplist, PA_UPDATE_SET, s->sample->proplist); + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_SAMPLE_INTERFACE, + signals[SIGNAL_PROPERTY_LIST_UPDATED].name)); + dbus_message_iter_init_append(signal, &msg_iter); + pa_dbus_append_proplist(&msg_iter, s->proplist); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } +} + +pa_dbusiface_sample *pa_dbusiface_sample_new(pa_dbusiface_core *core, pa_scache_entry *sample) { + pa_dbusiface_sample *s = NULL; + + pa_assert(core); + pa_assert(sample); + + s = pa_xnew0(pa_dbusiface_sample, 1); + s->core = core; + s->sample = sample; + s->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, OBJECT_NAME, sample->index); + s->proplist = pa_proplist_copy(sample->proplist); + s->dbus_protocol = pa_dbus_protocol_get(sample->core); + s->subscription = pa_subscription_new(sample->core, PA_SUBSCRIPTION_MASK_SAMPLE_CACHE, subscription_cb, s); + + pa_assert_se(pa_dbus_protocol_add_interface(s->dbus_protocol, s->path, &sample_interface_info, s) >= 0); + + return s; +} + +void pa_dbusiface_sample_free(pa_dbusiface_sample *s) { + pa_assert(s); + + pa_assert_se(pa_dbus_protocol_remove_interface(s->dbus_protocol, s->path, sample_interface_info.name) >= 0); + + pa_proplist_free(s->proplist); + pa_dbus_protocol_unref(s->dbus_protocol); + pa_subscription_free(s->subscription); + + pa_xfree(s->path); + pa_xfree(s); +} + +const char *pa_dbusiface_sample_get_path(pa_dbusiface_sample *s) { + pa_assert(s); + + return s->path; +} diff --git a/src/modules/dbus/iface-sample.h b/src/modules/dbus/iface-sample.h new file mode 100644 index 00000000..f1947ce8 --- /dev/null +++ b/src/modules/dbus/iface-sample.h @@ -0,0 +1,45 @@ +#ifndef foodbusifacesamplehfoo +#define foodbusifacesamplehfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.Sample. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Sample interface + * documentation. + */ + +#include <pulsecore/core-scache.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-core.h" + +#define PA_DBUSIFACE_SAMPLE_INTERFACE PA_DBUS_CORE_INTERFACE ".Sample" + +typedef struct pa_dbusiface_sample pa_dbusiface_sample; + +pa_dbusiface_sample *pa_dbusiface_sample_new(pa_dbusiface_core *core, pa_scache_entry *sample); +void pa_dbusiface_sample_free(pa_dbusiface_sample *c); + +const char *pa_dbusiface_sample_get_path(pa_dbusiface_sample *c); + +#endif diff --git a/src/modules/dbus/iface-stream.c b/src/modules/dbus/iface-stream.c new file mode 100644 index 00000000..04a45e6c --- /dev/null +++ b/src/modules/dbus/iface-stream.c @@ -0,0 +1,894 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + Copyright 2009 Vincent Filali-Ansary <filali.v@azurdigitalnetworks.net> + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-stream.h" + +#define PLAYBACK_OBJECT_NAME "playback_stream" +#define RECORD_OBJECT_NAME "record_stream" + +enum stream_type { + STREAM_TYPE_PLAYBACK, + STREAM_TYPE_RECORD +}; + +struct pa_dbusiface_stream { + pa_dbusiface_core *core; + + union { + pa_sink_input *sink_input; + pa_source_output *source_output; + }; + enum stream_type type; + char *path; + union { + pa_sink *sink; + pa_source *source; + }; + uint32_t sample_rate; + pa_cvolume volume; + dbus_bool_t mute; + pa_proplist *proplist; + + pa_dbus_protocol *dbus_protocol; + pa_subscription *subscription; + pa_hook_slot *send_event_slot; +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_client(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_device(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_channels(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_volume(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_mute(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_set_mute(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_get_buffer_latency(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_device_latency(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_resample_method(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_move(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_kill(DBusConnection *conn, DBusMessage *msg, void *userdata); + +enum property_handler_index { + PROPERTY_HANDLER_INDEX, + PROPERTY_HANDLER_DRIVER, + PROPERTY_HANDLER_OWNER_MODULE, + PROPERTY_HANDLER_CLIENT, + PROPERTY_HANDLER_DEVICE, + PROPERTY_HANDLER_SAMPLE_FORMAT, + PROPERTY_HANDLER_SAMPLE_RATE, + PROPERTY_HANDLER_CHANNELS, + PROPERTY_HANDLER_VOLUME, + PROPERTY_HANDLER_MUTE, + PROPERTY_HANDLER_BUFFER_LATENCY, + PROPERTY_HANDLER_DEVICE_LATENCY, + PROPERTY_HANDLER_RESAMPLE_METHOD, + PROPERTY_HANDLER_PROPERTY_LIST, + PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_get_index, .set_cb = NULL }, + [PROPERTY_HANDLER_DRIVER] = { .property_name = "Driver", .type = "s", .get_cb = handle_get_driver, .set_cb = NULL }, + [PROPERTY_HANDLER_OWNER_MODULE] = { .property_name = "OwnerModule", .type = "o", .get_cb = handle_get_owner_module, .set_cb = NULL }, + [PROPERTY_HANDLER_CLIENT] = { .property_name = "Client", .type = "o", .get_cb = handle_get_client, .set_cb = NULL }, + [PROPERTY_HANDLER_DEVICE] = { .property_name = "Device", .type = "o", .get_cb = handle_get_device, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLE_FORMAT] = { .property_name = "SampleFormat", .type = "u", .get_cb = handle_get_sample_format, .set_cb = NULL }, + [PROPERTY_HANDLER_SAMPLE_RATE] = { .property_name = "SampleRate", .type = "u", .get_cb = handle_get_sample_rate, .set_cb = NULL }, + [PROPERTY_HANDLER_CHANNELS] = { .property_name = "Channels", .type = "au", .get_cb = handle_get_channels, .set_cb = NULL }, + [PROPERTY_HANDLER_VOLUME] = { .property_name = "Volume", .type = "au", .get_cb = handle_get_volume, .set_cb = handle_set_volume }, + [PROPERTY_HANDLER_MUTE] = { .property_name = "Mute", .type = "b", .get_cb = handle_get_mute, .set_cb = handle_set_mute }, + [PROPERTY_HANDLER_BUFFER_LATENCY] = { .property_name = "BufferLatency", .type = "t", .get_cb = handle_get_buffer_latency, .set_cb = NULL }, + [PROPERTY_HANDLER_DEVICE_LATENCY] = { .property_name = "DeviceLatency", .type = "t", .get_cb = handle_get_device_latency, .set_cb = NULL }, + [PROPERTY_HANDLER_RESAMPLE_METHOD] = { .property_name = "ResampleMethod", .type = "s", .get_cb = handle_get_resample_method, .set_cb = NULL }, + [PROPERTY_HANDLER_PROPERTY_LIST] = { .property_name = "PropertyList", .type = "a{say}", .get_cb = handle_get_property_list, .set_cb = NULL } +}; + +enum method_handler_index { + METHOD_HANDLER_MOVE, + METHOD_HANDLER_KILL, + METHOD_HANDLER_MAX +}; + +static pa_dbus_arg_info move_args[] = { { "device", "o", "in" } }; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_MOVE] = { + .method_name = "Move", + .arguments = move_args, + .n_arguments = sizeof(move_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_move }, + [METHOD_HANDLER_KILL] = { + .method_name = "Kill", + .arguments = NULL, + .n_arguments = 0, + .receive_cb = handle_kill } +}; + +enum signal_index { + SIGNAL_DEVICE_UPDATED, + SIGNAL_SAMPLE_RATE_UPDATED, + SIGNAL_VOLUME_UPDATED, + SIGNAL_MUTE_UPDATED, + SIGNAL_PROPERTY_LIST_UPDATED, + SIGNAL_STREAM_EVENT, + SIGNAL_MAX +}; + +static pa_dbus_arg_info device_updated_args[] = { { "device", "o", NULL } }; +static pa_dbus_arg_info sample_rate_updated_args[] = { { "sample_rate", "u", NULL } }; +static pa_dbus_arg_info volume_updated_args[] = { { "volume", "au", NULL } }; +static pa_dbus_arg_info mute_updated_args[] = { { "muted", "b", NULL } }; +static pa_dbus_arg_info property_list_updated_args[] = { { "property_list", "a{say}", NULL } }; +static pa_dbus_arg_info stream_event_args[] = { { "name", "s", NULL }, { "property_list", "a{say}", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_DEVICE_UPDATED] = { .name = "DeviceUpdated", .arguments = device_updated_args, .n_arguments = 1 }, + [SIGNAL_SAMPLE_RATE_UPDATED] = { .name = "SampleRateUpdated", .arguments = sample_rate_updated_args, .n_arguments = 1 }, + [SIGNAL_VOLUME_UPDATED] = { .name = "VolumeUpdated", .arguments = volume_updated_args, .n_arguments = 1 }, + [SIGNAL_MUTE_UPDATED] = { .name = "MuteUpdated", .arguments = mute_updated_args, .n_arguments = 1 }, + [SIGNAL_PROPERTY_LIST_UPDATED] = { .name = "PropertyListUpdated", .arguments = property_list_updated_args, .n_arguments = 1 }, + [SIGNAL_STREAM_EVENT] = { .name = "StreamEvent", .arguments = stream_event_args, .n_arguments = sizeof(stream_event_args) / sizeof(pa_dbus_arg_info) } +}; + +static pa_dbus_interface_info stream_interface_info = { + .name = PA_DBUSIFACE_STREAM_INTERFACE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static void handle_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + dbus_uint32_t idx; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + idx = (s->type == STREAM_TYPE_PLAYBACK) ? s->sink_input->index : s->source_output->index; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &idx); +} + +static void handle_get_driver(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + const char *driver = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + driver = (s->type == STREAM_TYPE_PLAYBACK) ? s->sink_input->driver : s->source_output->driver; + + if (!driver) { + if (s->type == STREAM_TYPE_PLAYBACK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Playback stream %u doesn't have a driver.", s->sink_input->index); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Record stream %u doesn't have a driver.", s->source_output->index); + return; + } + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &driver); +} + +static void handle_get_owner_module(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + pa_module *owner_module = NULL; + const char *object_path = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + owner_module = (s->type == STREAM_TYPE_PLAYBACK) ? s->sink_input->module : s->source_output->module; + + if (!owner_module) { + if (s->type == STREAM_TYPE_PLAYBACK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Playback stream %u doesn't have an owner module.", s->sink_input->index); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Record stream %u doesn't have an owner module.", s->source_output->index); + return; + } + + object_path = pa_dbusiface_core_get_module_path(s->core, owner_module); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_get_client(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + pa_client *client = NULL; + const char *object_path = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + client = (s->type == STREAM_TYPE_PLAYBACK) ? s->sink_input->client : s->source_output->client; + + if (!client) { + if (s->type == STREAM_TYPE_PLAYBACK) + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Playback stream %u isn't associated to any client.", s->sink_input->index); + else + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, + "Record stream %u isn't associated to any client.", s->source_output->index); + return; + } + + object_path = pa_dbusiface_core_get_client_path(s->core, client); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path); +} + +static void handle_get_device(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + const char *device = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) + device = pa_dbusiface_core_get_sink_path(s->core, s->sink); + else + device = pa_dbusiface_core_get_source_path(s->core, s->source); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &device); +} + +static void handle_get_sample_format(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + dbus_uint32_t sample_format = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + sample_format = (s->type == STREAM_TYPE_PLAYBACK) + ? s->sink_input->sample_spec.format + : s->source_output->sample_spec.format; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &sample_format); +} + +static void handle_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &s->sample_rate); +} + +static void handle_get_channels(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + pa_channel_map *channel_map = NULL; + dbus_uint32_t channels[PA_CHANNELS_MAX]; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + channel_map = (s->type == STREAM_TYPE_PLAYBACK) ? &s->sink_input->channel_map : &s->source_output->channel_map; + + for (i = 0; i < channel_map->channels; ++i) + channels[i] = channel_map->map[i]; + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, channels, channel_map->channels); +} + +static void handle_get_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + dbus_uint32_t volume[PA_CHANNELS_MAX]; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_RECORD) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Record streams don't have volume."); + return; + } + + for (i = 0; i < s->volume.channels; ++i) + volume[i] = s->volume.values[i]; + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_UINT32, volume, s->volume.channels); +} + +static void handle_set_volume(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_stream *s = userdata; + DBusMessageIter array_iter; + int stream_channels = 0; + dbus_uint32_t *volume = NULL; + int n_volume_entries = 0; + pa_cvolume new_vol; + int i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(s); + + if (s->type == STREAM_TYPE_RECORD) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Record streams don't have volume."); + return; + } + + pa_cvolume_init(&new_vol); + + stream_channels = s->sink_input->channel_map.channels; + + new_vol.channels = stream_channels; + + dbus_message_iter_recurse(iter, &array_iter); + dbus_message_iter_get_fixed_array(&array_iter, &volume, &n_volume_entries); + + if (n_volume_entries != stream_channels) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, + "Expected %u volume entries, got %u.", stream_channels, n_volume_entries); + return; + } + + for (i = 0; i < n_volume_entries; ++i) { + if (volume[i] > PA_VOLUME_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too large volume value: %u", volume[i]); + return; + } + new_vol.values[i] = volume[i]; + } + + pa_sink_input_set_volume(s->sink_input, &new_vol, TRUE, TRUE); + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_get_mute(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_RECORD) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Record streams don't have mute."); + return; + } + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &s->mute); +} + +static void handle_set_mute(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + pa_dbusiface_stream *s = userdata; + dbus_bool_t mute = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(s); + + dbus_message_iter_get_basic(iter, &mute); + + if (s->type == STREAM_TYPE_RECORD) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NO_SUCH_PROPERTY, "Record streams don't have mute."); + return; + } + + pa_sink_input_set_mute(s->sink_input, mute, TRUE); + + pa_dbus_send_empty_reply(conn, msg); +}; + +static void handle_get_buffer_latency(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + dbus_uint64_t buffer_latency = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) + buffer_latency = pa_sink_input_get_latency(s->sink_input, NULL); + else + buffer_latency = pa_source_output_get_latency(s->source_output, NULL); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT64, &buffer_latency); +} + +static void handle_get_device_latency(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + dbus_uint64_t device_latency = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) + pa_sink_input_get_latency(s->sink_input, &device_latency); + else + pa_source_output_get_latency(s->source_output, &device_latency); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT64, &device_latency); +} + +static void handle_get_resample_method(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + const char *resample_method = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) + resample_method = pa_resample_method_to_string(s->sink_input->actual_resample_method); + else + resample_method = pa_resample_method_to_string(s->source_output->actual_resample_method); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &resample_method); +} + +static void handle_get_property_list(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + pa_dbus_send_proplist_variant_reply(conn, msg, s->proplist); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t idx = 0; + const char *driver = NULL; + pa_module *owner_module = NULL; + const char *owner_module_path = NULL; + pa_client *client = NULL; + const char *client_path = NULL; + const char *device = NULL; + dbus_uint32_t sample_format = 0; + pa_channel_map *channel_map = NULL; + dbus_uint32_t channels[PA_CHANNELS_MAX]; + dbus_uint32_t volume[PA_CHANNELS_MAX]; + dbus_uint64_t buffer_latency = 0; + dbus_uint64_t device_latency = 0; + const char *resample_method = NULL; + unsigned i = 0; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) { + idx = s->sink_input->index; + driver = s->sink_input->driver; + owner_module = s->sink_input->module; + client = s->sink_input->client; + device = pa_dbusiface_core_get_sink_path(s->core, s->sink); + sample_format = s->sink_input->sample_spec.format; + channel_map = &s->sink_input->channel_map; + for (i = 0; i < s->volume.channels; ++i) + volume[i] = s->volume.values[i]; + buffer_latency = pa_sink_input_get_latency(s->sink_input, &device_latency); + resample_method = pa_resample_method_to_string(s->sink_input->actual_resample_method); + } else { + idx = s->source_output->index; + driver = s->source_output->driver; + owner_module = s->source_output->module; + client = s->source_output->client; + device = pa_dbusiface_core_get_source_path(s->core, s->source); + sample_format = s->source_output->sample_spec.format; + channel_map = &s->source_output->channel_map; + buffer_latency = pa_source_output_get_latency(s->source_output, &device_latency); + resample_method = pa_resample_method_to_string(s->source_output->actual_resample_method); + } + if (owner_module) + owner_module_path = pa_dbusiface_core_get_module_path(s->core, owner_module); + if (client) + client_path = pa_dbusiface_core_get_client_path(s->core, client); + for (i = 0; i < channel_map->channels; ++i) + channels[i] = channel_map->map[i]; + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &idx); + + if (driver) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DRIVER].property_name, DBUS_TYPE_STRING, &driver); + + if (owner_module) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_OWNER_MODULE].property_name, DBUS_TYPE_OBJECT_PATH, &owner_module_path); + + if (client) + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CLIENT].property_name, DBUS_TYPE_OBJECT_PATH, &client_path); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLE_FORMAT].property_name, DBUS_TYPE_UINT32, &sample_format); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_SAMPLE_RATE].property_name, DBUS_TYPE_UINT32, &s->sample_rate); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_CHANNELS].property_name, DBUS_TYPE_UINT32, channels, channel_map->channels); + + if (s->type == STREAM_TYPE_PLAYBACK) { + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_VOLUME].property_name, DBUS_TYPE_UINT32, volume, s->volume.channels); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_MUTE].property_name, DBUS_TYPE_BOOLEAN, &s->mute); + } + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_BUFFER_LATENCY].property_name, DBUS_TYPE_UINT64, &buffer_latency); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_DEVICE_LATENCY].property_name, DBUS_TYPE_UINT64, &device_latency); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_RESAMPLE_METHOD].property_name, DBUS_TYPE_STRING, &resample_method); + pa_dbus_append_proplist_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_PROPERTY_LIST].property_name, s->proplist); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); +} + +static void handle_move(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + const char *device = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &device, DBUS_TYPE_INVALID)); + + if (s->type == STREAM_TYPE_PLAYBACK) { + pa_sink *sink = pa_dbusiface_core_get_sink(s->core, device); + + if (!sink) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such sink.", device); + return; + } + + if (pa_sink_input_move_to(s->sink_input, sink, TRUE) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, + "Moving playback stream %u to sink %s failed.", s->sink_input->index, sink->name); + return; + } + } else { + pa_source *source = pa_dbusiface_core_get_source(s->core, device); + + if (!source) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "%s: No such source.", device); + return; + } + + if (pa_source_output_move_to(s->source_output, source, TRUE) < 0) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, + "Moving record stream %u to source %s failed.", s->source_output->index, source->name); + return; + } + } + + pa_dbus_send_empty_reply(conn, msg); +} + +static void handle_kill(DBusConnection *conn, DBusMessage *msg, void *userdata) { + pa_dbusiface_stream *s = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) + pa_sink_input_kill(s->sink_input); + else + pa_source_output_kill(s->source_output); + + pa_dbus_send_empty_reply(conn, msg); +} + +static void subscription_cb(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) { + pa_dbusiface_stream *s = userdata; + DBusMessage *signal = NULL; + const char *new_device_path = NULL; + uint32_t new_sample_rate = 0; + pa_proplist *new_proplist = NULL; + unsigned i = 0; + + pa_assert(c); + pa_assert(s); + + if ((s->type == STREAM_TYPE_PLAYBACK && idx != s->sink_input->index) + || (s->type == STREAM_TYPE_RECORD && idx != s->source_output->index)) + return; + + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) != PA_SUBSCRIPTION_EVENT_CHANGE) + return; + + pa_assert(((s->type == STREAM_TYPE_PLAYBACK) + && ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SINK_INPUT)) + || ((s->type == STREAM_TYPE_RECORD) + && ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT))); + + if (s->type == STREAM_TYPE_PLAYBACK) { + pa_sink *new_sink = s->sink_input->sink; + + if (s->sink != new_sink) { + pa_sink_unref(s->sink); + s->sink = pa_sink_ref(new_sink); + + new_device_path = pa_dbusiface_core_get_sink_path(s->core, new_sink); + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_STREAM_INTERFACE, + signals[SIGNAL_DEVICE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &new_device_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + } else { + pa_source *new_source = s->source_output->source; + + if (s->source != new_source) { + pa_source_unref(s->source); + s->source = pa_source_ref(new_source); + + new_device_path = pa_dbusiface_core_get_source_path(s->core, new_source); + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_STREAM_INTERFACE, + signals[SIGNAL_DEVICE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &new_device_path, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + } + + new_sample_rate = (s->type == STREAM_TYPE_PLAYBACK) ? s->sink_input->sample_spec.rate : s->source_output->sample_spec.rate; + + if (s->sample_rate != new_sample_rate) { + s->sample_rate = new_sample_rate; + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_STREAM_INTERFACE, + signals[SIGNAL_SAMPLE_RATE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_UINT32, &s->sample_rate, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + if (s->type == STREAM_TYPE_PLAYBACK) { + pa_cvolume new_volume; + pa_bool_t new_mute = FALSE; + + pa_sink_input_get_volume(s->sink_input, &new_volume, TRUE); + + if (!pa_cvolume_equal(&s->volume, &new_volume)) { + dbus_uint32_t volume[PA_CHANNELS_MAX]; + dbus_uint32_t *volume_ptr = volume; + + s->volume = new_volume; + + for (i = 0; i < s->volume.channels; ++i) + volume[i] = s->volume.values[i]; + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_STREAM_INTERFACE, + signals[SIGNAL_VOLUME_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, + DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32, &volume_ptr, s->volume.channels, + DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + + new_mute = pa_sink_input_get_mute(s->sink_input); + + if (s->mute != new_mute) { + s->mute = new_mute; + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_STREAM_INTERFACE, + signals[SIGNAL_MUTE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_BOOLEAN, &s->mute, DBUS_TYPE_INVALID)); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } + } + + new_proplist = (s->type == STREAM_TYPE_PLAYBACK) ? s->sink_input->proplist : s->source_output->proplist; + + if (!pa_proplist_equal(s->proplist, new_proplist)) { + DBusMessageIter msg_iter; + + pa_proplist_update(s->proplist, PA_UPDATE_SET, new_proplist); + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_STREAM_INTERFACE, + signals[SIGNAL_PROPERTY_LIST_UPDATED].name)); + dbus_message_iter_init_append(signal, &msg_iter); + pa_dbus_append_proplist(&msg_iter, s->proplist); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + signal = NULL; + } +} + +static pa_hook_result_t send_event_cb(void *hook_data, void *call_data, void *slot_data) { + pa_dbusiface_stream *s = slot_data; + DBusMessage *signal = NULL; + DBusMessageIter msg_iter; + const char *name = NULL; + pa_proplist *property_list = NULL; + + pa_assert(call_data); + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) { + pa_sink_input_send_event_hook_data *data = call_data; + + if (data->sink_input != s->sink_input) + return PA_HOOK_OK; + + name = data->event; + property_list = data->data; + } else { + pa_source_output_send_event_hook_data *data = call_data; + + if (data->source_output != s->source_output) + return PA_HOOK_OK; + + name = data->event; + property_list = data->data; + } + + pa_assert_se(signal = dbus_message_new_signal(s->path, + PA_DBUSIFACE_STREAM_INTERFACE, + signals[SIGNAL_STREAM_EVENT].name)); + dbus_message_iter_init_append(signal, &msg_iter); + pa_assert_se(dbus_message_iter_append_basic(&msg_iter, DBUS_TYPE_STRING, &name)); + pa_dbus_append_proplist(&msg_iter, property_list); + + pa_dbus_protocol_send_signal(s->dbus_protocol, signal); + dbus_message_unref(signal); + + return PA_HOOK_OK; +} + +pa_dbusiface_stream *pa_dbusiface_stream_new_playback(pa_dbusiface_core *core, pa_sink_input *sink_input) { + pa_dbusiface_stream *s; + + pa_assert(core); + pa_assert(sink_input); + + s = pa_xnew(pa_dbusiface_stream, 1); + s->core = core; + s->sink_input = pa_sink_input_ref(sink_input); + s->type = STREAM_TYPE_PLAYBACK; + s->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, PLAYBACK_OBJECT_NAME, sink_input->index); + s->sink = pa_sink_ref(sink_input->sink); + s->sample_rate = sink_input->sample_spec.rate; + pa_sink_input_get_volume(sink_input, &s->volume, TRUE); + s->mute = pa_sink_input_get_mute(sink_input); + s->proplist = pa_proplist_copy(sink_input->proplist); + s->dbus_protocol = pa_dbus_protocol_get(sink_input->core); + s->subscription = pa_subscription_new(sink_input->core, PA_SUBSCRIPTION_MASK_SINK_INPUT, subscription_cb, s); + s->send_event_slot = pa_hook_connect(&sink_input->core->hooks[PA_CORE_HOOK_SINK_INPUT_SEND_EVENT], + PA_HOOK_NORMAL, + send_event_cb, + s); + + pa_assert_se(pa_dbus_protocol_add_interface(s->dbus_protocol, s->path, &stream_interface_info, s) >= 0); + + return s; +} + +pa_dbusiface_stream *pa_dbusiface_stream_new_record(pa_dbusiface_core *core, pa_source_output *source_output) { + pa_dbusiface_stream *s; + + pa_assert(core); + pa_assert(source_output); + + s = pa_xnew(pa_dbusiface_stream, 1); + s->core = core; + s->source_output = pa_source_output_ref(source_output); + s->type = STREAM_TYPE_RECORD; + s->path = pa_sprintf_malloc("%s/%s%u", PA_DBUS_CORE_OBJECT_PATH, RECORD_OBJECT_NAME, source_output->index); + s->source = pa_source_ref(source_output->source); + s->sample_rate = source_output->sample_spec.rate; + pa_cvolume_init(&s->volume); + s->mute = FALSE; + s->proplist = pa_proplist_copy(source_output->proplist); + s->dbus_protocol = pa_dbus_protocol_get(source_output->core); + s->subscription = pa_subscription_new(source_output->core, PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT, subscription_cb, s); + s->send_event_slot = pa_hook_connect(&source_output->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_SEND_EVENT], + PA_HOOK_NORMAL, + send_event_cb, + s); + + pa_assert_se(pa_dbus_protocol_add_interface(s->dbus_protocol, s->path, &stream_interface_info, s) >= 0); + + return s; +} + +void pa_dbusiface_stream_free(pa_dbusiface_stream *s) { + pa_assert(s); + + pa_assert_se(pa_dbus_protocol_remove_interface(s->dbus_protocol, s->path, stream_interface_info.name) >= 0); + + if (s->type == STREAM_TYPE_PLAYBACK) { + pa_sink_input_unref(s->sink_input); + pa_sink_unref(s->sink); + } else { + pa_source_output_unref(s->source_output); + pa_source_unref(s->source); + } + + pa_proplist_free(s->proplist); + pa_dbus_protocol_unref(s->dbus_protocol); + pa_subscription_free(s->subscription); + pa_hook_slot_free(s->send_event_slot); + + pa_xfree(s->path); + pa_xfree(s); +} + +const char *pa_dbusiface_stream_get_path(pa_dbusiface_stream *s) { + pa_assert(s); + + return s->path; +} diff --git a/src/modules/dbus/iface-stream.h b/src/modules/dbus/iface-stream.h new file mode 100644 index 00000000..036b4e7e --- /dev/null +++ b/src/modules/dbus/iface-stream.h @@ -0,0 +1,47 @@ +#ifndef foodbusifacestreamhfoo +#define foodbusifacestreamhfoo + +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +/* This object implements the D-Bus interface org.PulseAudio.Core1.Stream. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Stream interface + * documentation. + */ + +#include <pulsecore/protocol-dbus.h> +#include <pulsecore/sink-input.h> +#include <pulsecore/source-output.h> + +#include "iface-core.h" + +#define PA_DBUSIFACE_STREAM_INTERFACE PA_DBUS_CORE_INTERFACE ".Stream" + +typedef struct pa_dbusiface_stream pa_dbusiface_stream; + +pa_dbusiface_stream *pa_dbusiface_stream_new_playback(pa_dbusiface_core *core, pa_sink_input *sink_input); +pa_dbusiface_stream *pa_dbusiface_stream_new_record(pa_dbusiface_core *core, pa_source_output *source_output); +void pa_dbusiface_stream_free(pa_dbusiface_stream *s); + +const char *pa_dbusiface_stream_get_path(pa_dbusiface_stream *s); + +#endif diff --git a/src/modules/dbus/module-dbus-protocol.c b/src/modules/dbus/module-dbus-protocol.c new file mode 100644 index 00000000..11064c33 --- /dev/null +++ b/src/modules/dbus/module-dbus-protocol.c @@ -0,0 +1,607 @@ +/*** + This file is part of PulseAudio. + + Copyright 2009 Tanu Kaskinen + Copyright 2006 Lennart Poettering + Copyright 2006 Shams E. King + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2.1 of the License, + or (at your option) any later version. + + PulseAudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <dbus/dbus.h> + +#include <pulse/mainloop-api.h> +#include <pulse/timeval.h> +#include <pulse/xmalloc.h> + +#include <pulsecore/client.h> +#include <pulsecore/core-util.h> +#include <pulsecore/dbus-util.h> +#include <pulsecore/idxset.h> +#include <pulsecore/macro.h> +#include <pulsecore/modargs.h> +#include <pulsecore/module.h> +#include <pulsecore/protocol-dbus.h> + +#include "iface-client.h" +#include "iface-core.h" + +#include "module-dbus-protocol-symdef.h" + +PA_MODULE_DESCRIPTION("D-Bus interface"); +PA_MODULE_USAGE( + "access=local|remote|local,remote " + "tcp_port=<port number>"); +PA_MODULE_LOAD_ONCE(TRUE); +PA_MODULE_AUTHOR("Tanu Kaskinen"); +PA_MODULE_VERSION(PACKAGE_VERSION); + +#define CLEANUP_INTERVAL 10 /* seconds */ + +enum server_type { + SERVER_TYPE_LOCAL, + SERVER_TYPE_TCP +}; + +struct server; +struct connection; + +struct userdata { + pa_module *module; + pa_bool_t local_access; + pa_bool_t remote_access; + uint32_t tcp_port; + + struct server *local_server; + struct server *tcp_server; + + pa_idxset *connections; + + pa_time_event *cleanup_event; + + pa_dbus_protocol *dbus_protocol; + pa_dbusiface_core *core_iface; +}; + +struct server { + struct userdata *userdata; + enum server_type type; + DBusServer *dbus_server; +}; + +struct connection { + struct server *server; + pa_dbus_wrap_connection *wrap_conn; + pa_client *client; +}; + +static const char* const valid_modargs[] = { + "access", + "tcp_port", + NULL +}; + +static void connection_free(struct connection *c) { + pa_assert(c); + + pa_assert_se(pa_dbus_protocol_unregister_connection(c->server->userdata->dbus_protocol, pa_dbus_wrap_connection_get(c->wrap_conn)) >= 0); + + pa_client_free(c->client); + pa_assert_se(pa_idxset_remove_by_data(c->server->userdata->connections, c, NULL)); + pa_dbus_wrap_connection_free(c->wrap_conn); + pa_xfree(c); +} + +/* Called from pa_client_kill(). */ +static void client_kill_cb(pa_client *c) { + struct connection *conn; + + pa_assert(c); + pa_assert(c->userdata); + + conn = c->userdata; + connection_free(conn); + c->userdata = NULL; + + pa_log_info("Connection killed."); +} + +/* Called from pa_client_send_event(). */ +static void client_send_event_cb(pa_client *c, const char *name, pa_proplist *data) { + struct connection *conn = NULL; + DBusMessage *signal = NULL; + DBusMessageIter msg_iter; + + pa_assert(c); + pa_assert(name); + pa_assert(data); + pa_assert(c->userdata); + + conn = c->userdata; + + pa_assert_se(signal = dbus_message_new_signal(pa_dbusiface_core_get_client_path(conn->server->userdata->core_iface, c), + PA_DBUSIFACE_CLIENT_INTERFACE, + "ClientEvent")); + dbus_message_iter_init_append(signal, &msg_iter); + pa_assert_se(dbus_message_iter_append_basic(&msg_iter, DBUS_TYPE_STRING, &name)); + pa_dbus_append_proplist(&msg_iter, data); + + pa_assert_se(dbus_connection_send(pa_dbus_wrap_connection_get(conn->wrap_conn), signal, NULL)); + dbus_message_unref(signal); +} + +/* Called by D-Bus at the authentication phase. */ +static dbus_bool_t user_check_cb(DBusConnection *connection, unsigned long uid, void *data) { + pa_log_debug("Allowing connection by user %lu.", uid); + + return TRUE; +} + +/* Called by D-Bus when a new client connection is received. */ +static void connection_new_cb(DBusServer *dbus_server, DBusConnection *new_connection, void *data) { + struct server *s = data; + struct connection *c; + pa_client_new_data new_data; + pa_client *client; + + pa_assert(new_connection); + pa_assert(s); + + pa_client_new_data_init(&new_data); + new_data.module = s->userdata->module; + new_data.driver = __FILE__; + pa_proplist_sets(new_data.proplist, PA_PROP_APPLICATION_NAME, "D-Bus client"); + client = pa_client_new(s->userdata->module->core, &new_data); + pa_client_new_data_done(&new_data); + + if (!client) { + dbus_connection_close(new_connection); + return; + } + + if (s->type == SERVER_TYPE_TCP || s->userdata->module->core->server_type == PA_SERVER_TYPE_SYSTEM) { + /* FIXME: Here we allow anyone from anywhere to access the server, + * anonymously. Access control should be configurable. */ + dbus_connection_set_unix_user_function(new_connection, user_check_cb, NULL, NULL); + dbus_connection_set_allow_anonymous(new_connection, TRUE); + } + + c = pa_xnew(struct connection, 1); + c->server = s; + c->wrap_conn = pa_dbus_wrap_connection_new_from_existing(s->userdata->module->core->mainloop, TRUE, new_connection); + c->client = client; + + c->client->kill = client_kill_cb; + c->client->send_event = client_send_event_cb; + c->client->userdata = c; + + pa_idxset_put(s->userdata->connections, c, NULL); + + pa_assert_se(pa_dbus_protocol_register_connection(s->userdata->dbus_protocol, new_connection, c->client) >= 0); +} + +/* Called by PA mainloop when a D-Bus fd watch event needs handling. */ +static void io_event_cb(pa_mainloop_api *mainloop, pa_io_event *e, int fd, pa_io_event_flags_t events, void *userdata) { + unsigned int flags = 0; + DBusWatch *watch = userdata; + +#if HAVE_DBUS_WATCH_GET_UNIX_FD + pa_assert(fd == dbus_watch_get_unix_fd(watch)); +#else + pa_assert(fd == dbus_watch_get_fd(watch)); +#endif + + if (!dbus_watch_get_enabled(watch)) { + pa_log_warn("Asked to handle disabled watch: %p %i", (void*) watch, fd); + return; + } + + if (events & PA_IO_EVENT_INPUT) + flags |= DBUS_WATCH_READABLE; + if (events & PA_IO_EVENT_OUTPUT) + flags |= DBUS_WATCH_WRITABLE; + if (events & PA_IO_EVENT_HANGUP) + flags |= DBUS_WATCH_HANGUP; + if (events & PA_IO_EVENT_ERROR) + flags |= DBUS_WATCH_ERROR; + + dbus_watch_handle(watch, flags); +} + +/* Called by PA mainloop when a D-Bus timer event needs handling. */ +static void time_event_cb(pa_mainloop_api *mainloop, pa_time_event* e, const struct timeval *tv, void *userdata) { + DBusTimeout *timeout = userdata; + + if (dbus_timeout_get_enabled(timeout)) { + struct timeval next = *tv; + dbus_timeout_handle(timeout); + + /* restart it for the next scheduled time */ + pa_timeval_add(&next, (pa_usec_t) dbus_timeout_get_interval(timeout) * 1000); + mainloop->time_restart(e, &next); + } +} + +/* Translates D-Bus fd watch event flags to PA IO event flags. */ +static pa_io_event_flags_t get_watch_flags(DBusWatch *watch) { + unsigned int flags; + pa_io_event_flags_t events = 0; + + pa_assert(watch); + + flags = dbus_watch_get_flags(watch); + + /* no watch flags for disabled watches */ + if (!dbus_watch_get_enabled(watch)) + return PA_IO_EVENT_NULL; + + if (flags & DBUS_WATCH_READABLE) + events |= PA_IO_EVENT_INPUT; + if (flags & DBUS_WATCH_WRITABLE) + events |= PA_IO_EVENT_OUTPUT; + + return events | PA_IO_EVENT_HANGUP | PA_IO_EVENT_ERROR; +} + +/* Called by D-Bus when a D-Bus fd watch event is added. */ +static dbus_bool_t watch_add_cb(DBusWatch *watch, void *data) { + struct server *s = data; + pa_mainloop_api *mainloop; + pa_io_event *ev; + + pa_assert(watch); + pa_assert(s); + + mainloop = s->userdata->module->core->mainloop; + + ev = mainloop->io_new( + mainloop, +#if HAVE_DBUS_WATCH_GET_UNIX_FD + dbus_watch_get_unix_fd(watch), +#else + dbus_watch_get_fd(watch), +#endif + get_watch_flags(watch), io_event_cb, watch); + + dbus_watch_set_data(watch, ev, NULL); + + return TRUE; +} + +/* Called by D-Bus when a D-Bus fd watch event is removed. */ +static void watch_remove_cb(DBusWatch *watch, void *data) { + struct server *s = data; + pa_io_event *ev; + + pa_assert(watch); + pa_assert(s); + + if ((ev = dbus_watch_get_data(watch))) + s->userdata->module->core->mainloop->io_free(ev); +} + +/* Called by D-Bus when a D-Bus fd watch event is toggled. */ +static void watch_toggled_cb(DBusWatch *watch, void *data) { + struct server *s = data; + pa_io_event *ev; + + pa_assert(watch); + pa_assert(s); + + pa_assert_se(ev = dbus_watch_get_data(watch)); + + /* get_watch_flags() checks if the watch is enabled */ + s->userdata->module->core->mainloop->io_enable(ev, get_watch_flags(watch)); +} + +/* Called by D-Bus when a D-Bus timer event is added. */ +static dbus_bool_t timeout_add_cb(DBusTimeout *timeout, void *data) { + struct server *s = data; + pa_mainloop_api *mainloop; + pa_time_event *ev; + struct timeval tv; + + pa_assert(timeout); + pa_assert(s); + + if (!dbus_timeout_get_enabled(timeout)) + return FALSE; + + mainloop = s->userdata->module->core->mainloop; + + pa_gettimeofday(&tv); + pa_timeval_add(&tv, (pa_usec_t) dbus_timeout_get_interval(timeout) * 1000); + + ev = mainloop->time_new(mainloop, &tv, time_event_cb, timeout); + + dbus_timeout_set_data(timeout, ev, NULL); + + return TRUE; +} + +/* Called by D-Bus when a D-Bus timer event is removed. */ +static void timeout_remove_cb(DBusTimeout *timeout, void *data) { + struct server *s = data; + pa_time_event *ev; + + pa_assert(timeout); + pa_assert(s); + + if ((ev = dbus_timeout_get_data(timeout))) + s->userdata->module->core->mainloop->time_free(ev); +} + +/* Called by D-Bus when a D-Bus timer event is toggled. */ +static void timeout_toggled_cb(DBusTimeout *timeout, void *data) { + struct server *s = data; + pa_mainloop_api *mainloop; + pa_time_event *ev; + + pa_assert(timeout); + pa_assert(s); + + mainloop = s->userdata->module->core->mainloop; + + pa_assert_se(ev = dbus_timeout_get_data(timeout)); + + if (dbus_timeout_get_enabled(timeout)) { + struct timeval tv; + + pa_gettimeofday(&tv); + pa_timeval_add(&tv, (pa_usec_t) dbus_timeout_get_interval(timeout) * 1000); + + mainloop->time_restart(ev, &tv); + } else + mainloop->time_restart(ev, NULL); +} + +static void server_free(struct server *s) { + pa_assert(s); + + if (s->dbus_server) { + dbus_server_disconnect(s->dbus_server); + dbus_server_unref(s->dbus_server); + } + + pa_xfree(s); +} + +static struct server *start_server(struct userdata *u, const char *address, enum server_type type) { + /* XXX: We assume that when we unref the DBusServer instance at module + * shutdown, nobody else holds any references to it. If we stop assuming + * that someday, dbus_server_set_new_connection_function, + * dbus_server_set_watch_functions and dbus_server_set_timeout_functions + * calls should probably register free callbacks, instead of providing NULL + * as they do now. */ + + struct server *s = NULL; + DBusError error; + + pa_assert(u); + pa_assert(address); + + dbus_error_init(&error); + + s = pa_xnew0(struct server, 1); + s->userdata = u; + s->dbus_server = dbus_server_listen(address, &error); + + if (dbus_error_is_set(&error)) { + pa_log("dbus_server_listen() failed: %s: %s", error.name, error.message); + goto fail; + } + + dbus_server_set_new_connection_function(s->dbus_server, connection_new_cb, s, NULL); + + if (!dbus_server_set_watch_functions(s->dbus_server, watch_add_cb, watch_remove_cb, watch_toggled_cb, s, NULL)) { + pa_log("dbus_server_set_watch_functions() ran out of memory."); + goto fail; + } + + if (!dbus_server_set_timeout_functions(s->dbus_server, timeout_add_cb, timeout_remove_cb, timeout_toggled_cb, s, NULL)) { + pa_log("dbus_server_set_timeout_functions() ran out of memory."); + goto fail; + } + + return s; + +fail: + if (s) + server_free(s); + + dbus_error_free(&error); + + return NULL; +} + +static struct server *start_local_server(struct userdata *u) { + struct server *s = NULL; + char *address = NULL; + + pa_assert(u); + + address = pa_get_dbus_address_from_server_type(u->module->core->server_type); + + s = start_server(u, address, SERVER_TYPE_LOCAL); /* May return NULL */ + + pa_xfree(address); + + return s; +} + +static struct server *start_tcp_server(struct userdata *u) { + struct server *s = NULL; + char *address = NULL; + + pa_assert(u); + + address = pa_sprintf_malloc("tcp:host=127.0.0.1,port=%u", u->tcp_port); + + s = start_server(u, address, SERVER_TYPE_TCP); /* May return NULL */ + + pa_xfree(address); + + return s; +} + +static int get_access_arg(pa_modargs *ma, pa_bool_t *local_access, pa_bool_t *remote_access) { + const char *value = NULL; + + pa_assert(ma); + pa_assert(local_access); + pa_assert(remote_access); + + if (!(value = pa_modargs_get_value(ma, "access", NULL))) + return 0; + + if (!strcmp(value, "local")) { + *local_access = TRUE; + *remote_access = FALSE; + } else if (!strcmp(value, "remote")) { + *local_access = FALSE; + *remote_access = TRUE; + } else if (!strcmp(value, "local,remote")) { + *local_access = TRUE; + *remote_access = TRUE; + } else + return -1; + + return 0; +} + +/* Frees dead client connections. Called every CLEANUP_INTERVAL seconds. */ +static void cleanup_cb(pa_mainloop_api *a, pa_time_event *e, const struct timeval *tv, void *userdata) { + struct userdata *u = userdata; + struct connection *conn = NULL; + uint32_t idx; + struct timeval cleanup_timeval; + unsigned free_count = 0; + + for (conn = pa_idxset_first(u->connections, &idx); conn; conn = pa_idxset_next(u->connections, &idx)) { + if (!dbus_connection_get_is_connected(pa_dbus_wrap_connection_get(conn->wrap_conn))) { + connection_free(conn); + ++free_count; + } + } + + if (free_count > 0) + pa_log_debug("Freed %u dead D-Bus client connections.", free_count); + + pa_gettimeofday(&cleanup_timeval); + cleanup_timeval.tv_sec += CLEANUP_INTERVAL; + u->module->core->mainloop->time_restart(e, &cleanup_timeval); +} + +int pa__init(pa_module *m) { + struct userdata *u = NULL; + pa_modargs *ma = NULL; + struct timeval cleanup_timeval; + + pa_assert(m); + + if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { + pa_log("Failed to parse module arguments."); + goto fail; + } + + m->userdata = u = pa_xnew0(struct userdata, 1); + u->module = m; + u->local_access = TRUE; + u->remote_access = FALSE; + u->tcp_port = PA_DBUS_DEFAULT_PORT; + + if (get_access_arg(ma, &u->local_access, &u->remote_access) < 0) { + pa_log("Invalid access argument: '%s'", pa_modargs_get_value(ma, "access", NULL)); + goto fail; + } + + if (pa_modargs_get_value_u32(ma, "tcp_port", &u->tcp_port) < 0 || u->tcp_port < 1 || u->tcp_port > 49150) { + pa_log("Invalid tcp_port argument: '%s'", pa_modargs_get_value(ma, "tcp_port", NULL)); + goto fail; + } + + if (u->local_access && !(u->local_server = start_local_server(u))) { + pa_log("Starting the local D-Bus server failed."); + goto fail; + } + + if (u->remote_access && !(u->tcp_server = start_tcp_server(u))) { + pa_log("Starting the D-Bus server for remote connections failed."); + goto fail; + } + + u->connections = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func); + + pa_gettimeofday(&cleanup_timeval); + cleanup_timeval.tv_sec += CLEANUP_INTERVAL; + u->cleanup_event = m->core->mainloop->time_new(m->core->mainloop, &cleanup_timeval, cleanup_cb, u); + + u->dbus_protocol = pa_dbus_protocol_get(m->core); + u->core_iface = pa_dbusiface_core_new(m->core); + + return 0; + +fail: + if (ma) + pa_modargs_free(ma); + + pa__done(m); + + return -1; +} + +/* Called by idxset when the connection set is freed. */ +static void connection_free_cb(void *p, void *userdata) { + struct connection *conn = p; + + pa_assert(conn); + + connection_free(conn); +} + +void pa__done(pa_module *m) { + struct userdata *u; + + pa_assert(m); + + if (!(u = m->userdata)) + return; + + if (u->core_iface) + pa_dbusiface_core_free(u->core_iface); + + if (u->cleanup_event) + m->core->mainloop->time_free(u->cleanup_event); + + if (u->connections) + pa_idxset_free(u->connections, connection_free_cb, NULL); + + if (u->tcp_server) + server_free(u->tcp_server); + + if (u->local_server) + server_free(u->local_server); + + if (u->dbus_protocol) + pa_dbus_protocol_unref(u->dbus_protocol); + + pa_xfree(u); + m->userdata = NULL; +} diff --git a/src/modules/module-equalizer-sink.c b/src/modules/module-equalizer-sink.c new file mode 100755 index 00000000..3a28b497 --- /dev/null +++ b/src/modules/module-equalizer-sink.c @@ -0,0 +1,2157 @@ +/*** +This file is part of PulseAudio. + +This module is based off Lennart Poettering's LADSPA sink and swaps out +LADSPA functionality for a dbus-aware STFT OLA based digital equalizer. +All new work is published under Pulseaudio's original license. +Copyright 2009 Jason Newton <nevion@gmail.com> + +Original Author: +Copyright 2004-2008 Lennart Poettering + +PulseAudio is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published +by the Free Software Foundation; either version 2.1 of the License, +or (at your option) any later version. + +PulseAudio is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with PulseAudio; if not, write to the Free Software +Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 +USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdlib.h> +#include <stdio.h> +#include <float.h> +#include <math.h> +#include <fftw3.h> +#include <string.h> + +#include <pulse/xmalloc.h> +#include <pulse/i18n.h> +#include <pulse/timeval.h> + +#include <pulsecore/core-rtclock.h> +#include <pulsecore/aupdate.h> +#include <pulsecore/core-error.h> +#include <pulsecore/namereg.h> +#include <pulsecore/sink.h> +#include <pulsecore/module.h> +#include <pulsecore/core-util.h> +#include <pulsecore/modargs.h> +#include <pulsecore/log.h> +#include <pulsecore/thread.h> +#include <pulsecore/thread-mq.h> +#include <pulsecore/rtpoll.h> +#include <pulsecore/sample-util.h> +#include <pulsecore/shared.h> +#include <pulsecore/idxset.h> +#include <pulsecore/strlist.h> +#include <pulsecore/database.h> +#include <pulsecore/protocol-dbus.h> +#include <pulsecore/dbus-util.h> + +#include <stdint.h> +#include <time.h> + + +//#undef __SSE2__ +#ifdef __SSE2__ +#include <xmmintrin.h> +#include <emmintrin.h> +#endif + + + +#include "module-equalizer-sink-symdef.h" + +PA_MODULE_AUTHOR("Jason Newton"); +PA_MODULE_DESCRIPTION(_("General Purpose Equalizer")); +PA_MODULE_VERSION(PACKAGE_VERSION); +PA_MODULE_LOAD_ONCE(FALSE); +PA_MODULE_USAGE(_("sink=<sink to connect to> ")); + +#define MEMBLOCKQ_MAXLENGTH (16*1024*1024) + + +struct userdata { + pa_module *module; + pa_sink *sink; + pa_sink_input *sink_input; + char *name; + + size_t channels; + size_t fft_size;//length (res) of fft + size_t window_size;/* + *sliding window size + *effectively chooses R + */ + size_t R;/* the hop size between overlapping windows + * the latency of the filter, calculated from window_size + * based on constraints of COLA and window function + */ + //for twiddling with pulseaudio + size_t overlap_size;//window_size-R + size_t samples_gathered; + size_t input_buffer_max; + //message + float *W;//windowing function (time domain) + float *work_buffer, **input, **overlap_accum; + fftwf_complex *output_window; + fftwf_plan forward_plan, inverse_plan; + //size_t samplings; + + float **Xs; + float ***Hs;//thread updatable copies of the freq response filters (magintude based) + pa_aupdate **a_H; + pa_memchunk conv_buffer; + pa_memblockq *input_q; + pa_bool_t first_iteration; + + pa_dbus_protocol *dbus_protocol; + char *dbus_path; + pa_bool_t set_default; + + pa_database *database; + char **base_profiles; +}; + +static const char* const valid_modargs[] = { + "sink_name", + "sink_properties", + "master", + "format", + "rate", + "set_default", + "channels", + "channel_map", + NULL +}; + + +#define v_size 4 +#define SINKLIST "equalized_sinklist" +#define EQDB "equalizer_db" +#define EQ_STATE_DB "equalizer-state" +#define FILTER_SIZE (u->fft_size / 2 + 1) +#define CHANNEL_PROFILE_SIZE (FILTER_SIZE + 1) +#define FILTER_STATE_SIZE (CHANNEL_PROFILE_SIZE * u->channels) +static void dbus_init(struct userdata *u); +static void dbus_done(struct userdata *u); + +static void hanning_window(float *W, size_t window_size){ + //h=.5*(1-cos(2*pi*j/(window_size+1)), COLA for R=(M+1)/2 + for(size_t i=0; i < window_size;++i){ + W[i] = (float).5*(1-cos(2*M_PI*i/(window_size+1))); + } +} + +static void fix_filter(float *H, size_t fft_size){ + //divide out the fft gain + for(size_t i = 0; i < fft_size / 2 + 1; ++i){ + H[i] /= fft_size; + } +} + +static void interpolate(float *signal, size_t length, uint32_t *xs, float *ys, size_t n_points){ + //Note that xs must be monotonically increasing! + float x_range_lower, x_range_upper, c0; + pa_assert_se(n_points>=2); + pa_assert_se(xs[0] == 0); + pa_assert_se(xs[n_points - 1] == length - 1); + for(size_t x = 0, x_range_lower_i = 0; x < length-1; ++x){ + pa_assert(x_range_lower_i < n_points-1); + x_range_lower = (float) (xs[x_range_lower_i]); + x_range_upper = (float) (xs[x_range_lower_i+1]); + pa_assert_se(x_range_lower < x_range_upper); + pa_assert_se(x >= x_range_lower); + pa_assert_se(x <= x_range_upper); + //bilinear-interpolation of coefficients specified + c0 = (x-x_range_lower)/(x_range_upper-x_range_lower); + pa_assert_se(c0 >= 0&&c0 <= 1.0); + signal[x] = ((1.0f - c0) * ys[x_range_lower_i] + c0 * ys[x_range_lower_i + 1]); + while(x >= xs[x_range_lower_i + 1]){ + x_range_lower_i++; + } + } + signal[length-1]=ys[n_points-1]; +} + +static int is_monotonic(const uint32_t *xs,size_t length){ + if(length<2){ + return 1; + } + for(size_t i = 1; i < length; ++i){ + if(xs[i]<=xs[i-1]){ + return 0; + } + } + return 1; +} + +//ensure's memory allocated is a multiple of v_size +//and aligned +static void * alloc(size_t x,size_t s){ + size_t f = PA_ROUND_UP(x*s, sizeof(float)*v_size); + float *t; + pa_assert(f >= x*s); + t = fftwf_malloc(f); + memset(t, 0, f); + return t; +} + +static void alloc_input_buffers(struct userdata *u, size_t min_buffer_length){ + if(min_buffer_length <= u->input_buffer_max){ + return; + } + pa_assert(min_buffer_length >= u->window_size); + for(size_t c = 0; c < u->channels; ++c){ + float *tmp = alloc(min_buffer_length, sizeof(float)); + if(u->input[c]){ + if(!u->first_iteration){ + memcpy(tmp, u->input[c], u->overlap_size * sizeof(float)); + } + free(u->input[c]); + } + u->input[c] = tmp; + } + u->input_buffer_max = min_buffer_length; +} + +/* Called from I/O thread context */ +static int sink_process_msg_cb(pa_msgobject *o, int code, void *data, int64_t offset, pa_memchunk *chunk) { + struct userdata *u = PA_SINK(o)->userdata; + + switch (code) { + + case PA_SINK_MESSAGE_GET_LATENCY: { + //size_t fs=pa_frame_size(&u->sink->sample_spec); + + /* The sink is _put() before the sink input is, so let's + * make sure we don't access it in that time. Also, the + * sink input is first shut down, the sink second. */ + if (!PA_SINK_IS_LINKED(u->sink->thread_info.state) || + !PA_SINK_INPUT_IS_LINKED(u->sink_input->thread_info.state)) { + *((pa_usec_t*) data) = 0; + return 0; + } + + *((pa_usec_t*) data) = + /* Get the latency of the master sink */ + pa_sink_get_latency_within_thread(u->sink_input->sink) + + + /* Add the latency internal to our sink input on top */ + pa_bytes_to_usec(pa_memblockq_get_length(u->sink_input->thread_info.render_memblockq), &u->sink_input->sink->sample_spec); + // pa_bytes_to_usec(u->samples_gathered * fs, &u->sink->sample_spec); + //+ pa_bytes_to_usec(u->latency * fs, ss) + //+ pa_bytes_to_usec(pa_memblockq_get_length(u->input_q), ss); + return 0; + } + } + + return pa_sink_process_msg(o, code, data, offset, chunk); +} + + +/* Called from main context */ +static int sink_set_state_cb(pa_sink *s, pa_sink_state_t state) { + struct userdata *u; + + pa_sink_assert_ref(s); + pa_assert_se(u = s->userdata); + + if (!PA_SINK_IS_LINKED(state) || + !PA_SINK_INPUT_IS_LINKED(pa_sink_input_get_state(u->sink_input))) + return 0; + + pa_sink_input_cork(u->sink_input, state == PA_SINK_SUSPENDED); + return 0; +} + +/* Called from I/O thread context */ +static void sink_request_rewind_cb(pa_sink *s) { + struct userdata *u; + + pa_sink_assert_ref(s); + pa_assert_se(u = s->userdata); + + if (!PA_SINK_IS_LINKED(u->sink->thread_info.state) || + !PA_SINK_INPUT_IS_LINKED(u->sink_input->thread_info.state)) + return; + + /* Just hand this one over to the master sink */ + pa_sink_input_request_rewind(u->sink_input, s->thread_info.rewind_nbytes+pa_memblockq_get_length(u->input_q), TRUE, FALSE, FALSE); +} + +/* Called from I/O thread context */ +static void sink_update_requested_latency_cb(pa_sink *s) { + struct userdata *u; + + pa_sink_assert_ref(s); + pa_assert_se(u = s->userdata); + + if (!PA_SINK_IS_LINKED(u->sink->thread_info.state) || + !PA_SINK_INPUT_IS_LINKED(u->sink_input->thread_info.state)) + return; + + /* Just hand this one over to the master sink */ + pa_sink_input_set_requested_latency_within_thread( + u->sink_input, + pa_sink_get_requested_latency_within_thread(s)); +} + +/* Called from main context */ +static void sink_set_volume_cb(pa_sink *s) { + struct userdata *u; + + pa_sink_assert_ref(s); + pa_assert_se(u = s->userdata); + + if (!PA_SINK_IS_LINKED(pa_sink_get_state(s)) || + !PA_SINK_INPUT_IS_LINKED(pa_sink_input_get_state(u->sink_input))) + return; + + pa_sink_input_set_volume(u->sink_input, &s->real_volume, s->save_volume, TRUE); +} + +/* Called from main context */ +static void sink_set_mute_cb(pa_sink *s) { + struct userdata *u; + + pa_sink_assert_ref(s); + pa_assert_se(u = s->userdata); + + if (!PA_SINK_IS_LINKED(pa_sink_get_state(s)) || + !PA_SINK_INPUT_IS_LINKED(pa_sink_input_get_state(u->sink_input))) + return; + + pa_sink_input_set_mute(u->sink_input, s->muted, s->save_muted); +} + + +//reference implementation +static void dsp_logic( + float * restrict dst,//used as a temp array too, needs to be fft_length! + float * restrict src,/*input data w/ overlap at start, + *automatically cycled in routine + */ + float * restrict overlap, + const float X,//multipliar + const float * restrict H,//The freq. magnitude scalers filter + const float * restrict W,//The windowing function + fftwf_complex * restrict output_window,//The transformed window'd src + struct userdata *u){ + //use a linear-phase sliding STFT and overlap-add method (for each channel) + //zero padd the data + memset(dst + u->window_size, 0, (u->fft_size - u->window_size) * sizeof(float)); + //window the data + for(size_t j = 0; j < u->window_size; ++j){ + dst[j] = X * W[j] * src[j]; + } + //Processing is done here! + //do fft + fftwf_execute_dft_r2c(u->forward_plan, dst, output_window); + //perform filtering + for(size_t j = 0; j < FILTER_SIZE; ++j){ + u->output_window[j][0] *= H[j]; + u->output_window[j][1] *= H[j]; + } + //inverse fft + fftwf_execute_dft_c2r(u->inverse_plan, output_window, dst); + ////debug: tests overlaping add + ////and negates ALL PREVIOUS processing + ////yields a perfect reconstruction if COLA is held + //for(size_t j = 0; j < u->window_size; ++j){ + // u->work_buffer[j] = u->W[j] * u->input[c][j]; + //} + + //overlap add and preserve overlap component from this window (linear phase) + for(size_t j = 0; j < u->overlap_size; ++j){ + u->work_buffer[j] += overlap[j]; + overlap[j] = dst[u->R + j]; + } + ////debug: tests if basic buffering works + ////shouldn't modify the signal AT ALL (beyond roundoff) + //for(size_t j = 0; j < u->window_size;++j){ + // u->work_buffer[j] = u->input[c][j]; + //} + + //preseve the needed input for the next window's overlap + memmove(src, src + u->R, + (u->samples_gathered - u->R) * sizeof(float) + ); +} + +typedef float v4sf __attribute__ ((__aligned__(v_size * sizeof(float)))); +typedef union float_vector { + float f[v_size]; + v4sf v; +#ifdef __SSE2__ + __m128 m; +#endif +} float_vector_t; + +////regardless of sse enabled, the loops in here assume +////16 byte aligned addresses and memory allocations divisible by v_size +//void dsp_logic( +// float * restrict dst,//used as a temp array too, needs to be fft_length! +// float * restrict src,/*input data w/ overlap at start, +// *automatically cycled in routine +// */ +// float * restrict overlap,//The size of the overlap +// const float X,//multipliar +// const float * restrict H,//The freq. magnitude scalers filter +// const float * restrict W,//The windowing function +// fftwf_complex * restrict output_window,//The transformed window'd src +// struct userdata *u){//Collection of constants + //float_vector_t x = {X, X, X, X}; +// const size_t window_size = PA_ROUND_UP(u->window_size,v_size); +// const size_t fft_h = PA_ROUND_UP(FILTER_SIZE, v_size / 2); +// //const size_t R = PA_ROUND_UP(u->R, v_size); +// const size_t overlap_size = PA_ROUND_UP(u->overlap_size, v_size); +// overlap_size = PA_ROUND_UP(u->overlap_size, v_size); +// +// //assert(u->samples_gathered >= u->R); +// //zero out the bit beyond the real overlap so we don't add garbage +// for(size_t j = overlap_size; j > u->overlap_size; --j){ +// overlap[j-1] = 0; +// } +// //use a linear-phase sliding STFT and overlap-add method +// //zero padd the data +// memset(dst + u->window_size, 0, (u->fft_size - u->window_size)*sizeof(float)); +// //window the data +// for(size_t j = 0; j < window_size; j += v_size){ +// //dst[j] = W[j]*src[j]; +// float_vector_t *d = (float_vector_t*) (dst+j); +// float_vector_t *w = (float_vector_t*) (W+j); +// float_vector_t *s = (float_vector_t*) (src+j); +//#if __SSE2__ +// d->m = _mm_mul_ps(x->m, _mm_mul_ps(w->m, s->m)); +//#else +// d->v = x->v * w->v * s->v; +//#endif +// } +// //Processing is done here! +// //do fft +// fftwf_execute_dft_r2c(u->forward_plan, dst, output_window); +// +// +// //perform filtering - purely magnitude based +// for(size_t j = 0;j < fft_h; j+=v_size/2){ +// //output_window[j][0]*=H[j]; +// //output_window[j][1]*=H[j]; +// float_vector_t *d = (float_vector_t*)(output_window+j); +// float_vector_t h; +// h.f[0] = h.f[1] = H[j]; +// h.f[2] = h.f[3] = H[j+1]; +//#if __SSE2__ +// d->m = _mm_mul_ps(d->m, h.m); +//#else +// d->v = d->v*h->v; +//#endif +// } +// //inverse fft +// fftwf_execute_dft_c2r(u->inverse_plan, output_window, dst); +// +// ////debug: tests overlaping add +// ////and negates ALL PREVIOUS processing +// ////yields a perfect reconstruction if COLA is held +// //for(size_t j = 0; j < u->window_size; ++j){ +// // dst[j] = W[j]*src[j]; +// //} +// +// //overlap add and preserve overlap component from this window (linear phase) +// for(size_t j = 0; j < overlap_size; j+=v_size){ +// //dst[j]+=overlap[j]; +// //overlap[j]+=dst[j+R]; +// float_vector_t *d = (float_vector_t*)(dst+j); +// float_vector_t *o = (float_vector_t*)(overlap+j); +//#if __SSE2__ +// d->m = _mm_add_ps(d->m, o->m); +// o->m = ((float_vector_t*)(dst+u->R+j))->m; +//#else +// d->v = d->v+o->v; +// o->v = ((float_vector_t*)(dst+u->R+j))->v; +//#endif +// } +// //memcpy(overlap, dst+u->R, u->overlap_size*sizeof(float)); +// +// //////debug: tests if basic buffering works +// //////shouldn't modify the signal AT ALL (beyond roundoff) +// //for(size_t j = 0; j < u->window_size; ++j){ +// // dst[j] = src[j]; +// //} +// +// //preseve the needed input for the next window's overlap +// memmove(src, src + u->R, +// u->overlap_size * sizeof(float) +// ); +//} + +static void process_samples(struct userdata *u, pa_memchunk *tchunk){ + size_t fs = pa_frame_size(&(u->sink->sample_spec)); + float *dst; + unsigned a_i; + float *H, X; + size_t iterations, offset; + pa_assert(u->samples_gathered >= u->window_size); + iterations = (u->samples_gathered - u->overlap_size) / u->R; + tchunk->index = 0; + tchunk->length = iterations * u->R * fs; + tchunk->memblock = pa_memblock_new(u->sink->core->mempool, tchunk->length); + dst = ((float*) pa_memblock_acquire(tchunk->memblock)); + for(size_t iter = 0; iter < iterations; ++iter){ + offset = iter * u->R * fs; + for(size_t c = 0;c < u->channels; c++) { + a_i = pa_aupdate_read_begin(u->a_H[c]); + X = u->Xs[c][a_i]; + H = u->Hs[c][a_i]; + dsp_logic( + u->work_buffer, + u->input[c], + u->overlap_accum[c], + X, + H, + u->W, + u->output_window, + u + ); + pa_aupdate_read_end(u->a_H[c]); + if(u->first_iteration){ + /* The windowing function will make the audio ramped in, as a cheap fix we can + * undo the windowing (for non-zero window values) + */ + for(size_t i = 0; i < u->overlap_size; ++i){ + u->work_buffer[i] = u->W[i] <= FLT_EPSILON ? u->work_buffer[i] : u->work_buffer[i] / u->W[i]; + } + } + pa_sample_clamp(PA_SAMPLE_FLOAT32NE, (uint8_t *) (dst + c) + offset, fs, u->work_buffer, sizeof(float), u->R); + } + if(u->first_iteration){ + u->first_iteration = FALSE; + } + u->samples_gathered -= u->R; + } + pa_memblock_release(tchunk->memblock); +} + +static void input_buffer(struct userdata *u, pa_memchunk *in){ + size_t fs = pa_frame_size(&(u->sink->sample_spec)); + size_t samples = in->length/fs; + float *src = (float*) ((uint8_t*) pa_memblock_acquire(in->memblock) + in->index); + pa_assert(u->samples_gathered + samples <= u->input_buffer_max); + for(size_t c = 0; c < u->channels; c++) { + //buffer with an offset after the overlap from previous + //iterations + pa_assert_se( + u->input[c] + u->samples_gathered + samples <= u->input[c] + u->input_buffer_max + ); + pa_sample_clamp(PA_SAMPLE_FLOAT32NE, u->input[c] + u->samples_gathered, sizeof(float), src + c, fs, samples); + } + u->samples_gathered += samples; + pa_memblock_release(in->memblock); +} + +/* Called from I/O thread context */ +static int sink_input_pop_cb(pa_sink_input *i, size_t nbytes, pa_memchunk *chunk) { + struct userdata *u; + size_t fs, target_samples; + struct timeval start, end; + pa_memchunk tchunk; + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + pa_assert(chunk); + pa_assert(u->sink); + fs = pa_frame_size(&(u->sink->sample_spec)); + target_samples = PA_ROUND_UP(nbytes / fs, u->R); + if(u->first_iteration){ + //allocate request_size + target_samples = PA_MAX(target_samples, u->window_size); + }else{ + //allocate request_size + overlap + target_samples += u->overlap_size; + alloc_input_buffers(u, target_samples); + } + alloc_input_buffers(u, target_samples); + chunk->memblock = NULL; + + /* Hmm, process any rewind request that might be queued up */ + pa_sink_process_rewind(u->sink, 0); + + //pa_log_debug("start output-buffered %ld, input-buffered %ld, requested %ld",buffered_samples,u->samples_gathered,samples_requested); + pa_rtclock_get(&start); + do{ + size_t input_remaining = target_samples - u->samples_gathered; + pa_assert(input_remaining > 0); + while(pa_memblockq_peek(u->input_q, &tchunk) < 0){ + //pa_sink_render(u->sink, input_remaining * fs, &tchunk); + pa_sink_render_full(u->sink, input_remaining * fs, &tchunk); + pa_assert(tchunk.memblock); + pa_memblockq_push(u->input_q, &tchunk); + pa_memblock_unref(tchunk.memblock); + } + pa_assert(tchunk.memblock); + tchunk.length = PA_MIN(input_remaining * fs, tchunk.length); + pa_memblockq_drop(u->input_q, tchunk.length); + //pa_log_debug("asked for %ld input samples, got %ld samples",input_remaining,buffer->length/fs); + /* copy new input */ + //pa_rtclock_get(start); + input_buffer(u, &tchunk); + //pa_rtclock_get(&end); + //pa_log_debug("Took %0.5f seconds to setup", pa_timeval_diff(end, start) / (double) PA_USEC_PER_SEC); + pa_memblock_unref(tchunk.memblock); + }while(u->samples_gathered < target_samples); + + pa_rtclock_get(&end); + pa_log_debug("Took %0.6f seconds to get data", (double) pa_timeval_diff(&end, &start) / PA_USEC_PER_SEC); + + pa_assert(u->fft_size >= u->window_size); + pa_assert(u->R < u->window_size); + /* set the H filter */ + pa_rtclock_get(&start); + /* process a block */ + process_samples(u, chunk); + pa_rtclock_get(&end); + pa_log_debug("Took %0.6f seconds to process", (double) pa_timeval_diff(&end, &start) / PA_USEC_PER_SEC); + + pa_assert(chunk->memblock); + //pa_log_debug("gave %ld", chunk->length/fs); + //pa_log_debug("end pop"); + return 0; +} + +/* Called from main context */ +static void sink_input_volume_changed_cb(pa_sink_input *i) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + pa_sink_volume_changed(u->sink, &i->volume); +} + +/* Called from main context */ +static void sink_input_mute_changed_cb(pa_sink_input *i) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + pa_sink_mute_changed(u->sink, i->muted); +} + +static void reset_filter(struct userdata *u){ + size_t fs = pa_frame_size(&u->sink->sample_spec); + size_t max_request; + u->samples_gathered = 0; + for(size_t i = 0; i < u->channels; ++i){ + memset(u->overlap_accum[i], 0, u->overlap_size * sizeof(float)); + } + u->first_iteration = TRUE; + //set buffer size to max request, no overlap copy + max_request = PA_ROUND_UP(pa_sink_input_get_max_request(u->sink_input) / fs , u->R); + max_request = PA_MAX(max_request, u->window_size); + pa_sink_set_max_request_within_thread(u->sink, max_request * fs); +} + +/* Called from I/O thread context */ +static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes) { + struct userdata *u; + size_t amount = 0; + + pa_log_debug("Rewind callback!"); + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + if (u->sink->thread_info.rewind_nbytes > 0) { + size_t max_rewrite; + + //max_rewrite = nbytes; + max_rewrite = nbytes + pa_memblockq_get_length(u->input_q); + //PA_MIN(pa_memblockq_get_length(u->input_q), nbytes); + amount = PA_MIN(u->sink->thread_info.rewind_nbytes, max_rewrite); + u->sink->thread_info.rewind_nbytes = 0; + + if (amount > 0) { + //invalidate the output q + pa_memblockq_seek(u->input_q, - (int64_t) amount, PA_SEEK_RELATIVE, TRUE); + pa_log("Resetting filter"); + reset_filter(u); + } + } + + pa_sink_process_rewind(u->sink, amount); + pa_memblockq_rewind(u->input_q, nbytes); +} + +/* Called from I/O thread context */ +static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + pa_memblockq_set_maxrewind(u->input_q, nbytes); + pa_sink_set_max_rewind_within_thread(u->sink, nbytes); +} + +/* Called from I/O thread context */ +static void sink_input_update_max_request_cb(pa_sink_input *i, size_t nbytes) { + struct userdata *u; + size_t fs; + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + //if(u->first_iteration){ + // return; + //} + fs = pa_frame_size(&(u->sink->sample_spec)); + pa_sink_set_max_request_within_thread(u->sink, PA_ROUND_UP(nbytes / fs, u->R) * fs); +} + +/* Called from I/O thread context */ +static void sink_input_update_sink_latency_range_cb(pa_sink_input *i) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + pa_sink_set_latency_range_within_thread(u->sink, i->sink->thread_info.min_latency, i->sink->thread_info.max_latency); +} + +/* Called from I/O thread context */ +static void sink_input_update_sink_fixed_latency_cb(pa_sink_input *i) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + pa_sink_set_fixed_latency_within_thread(u->sink, i->sink->thread_info.fixed_latency); +} + +/* Called from I/O thread context */ +static void sink_input_detach_cb(pa_sink_input *i) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + pa_sink_detach_within_thread(u->sink); + + pa_sink_set_rtpoll(u->sink, NULL); +} + +/* Called from I/O thread context */ +static void sink_input_attach_cb(pa_sink_input *i) { + struct userdata *u; + size_t fs, max_request; + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + pa_sink_set_rtpoll(u->sink, i->sink->thread_info.rtpoll); + pa_sink_set_latency_range_within_thread(u->sink, i->sink->thread_info.min_latency, i->sink->thread_info.max_latency); + + pa_sink_set_fixed_latency_within_thread(u->sink, i->sink->thread_info.fixed_latency); + fs = pa_frame_size(&u->sink->sample_spec); + //set buffer size to max request, no overlap copy + max_request = PA_ROUND_UP(pa_sink_input_get_max_request(u->sink_input) / fs , u->R); + max_request = PA_MAX(max_request, u->window_size); + pa_sink_set_max_request_within_thread(u->sink, max_request * fs); + pa_sink_set_max_rewind_within_thread(u->sink, pa_sink_input_get_max_rewind(i)); + pa_sink_attach_within_thread(u->sink); + if(u->set_default){ + pa_log_debug("Setting default sink to %s", u->sink->name); + pa_namereg_set_default_sink(u->module->core, u->sink); + } +} + +/* Called from main context */ +static void sink_input_kill_cb(pa_sink_input *i) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + /* The order here matters! We first kill the sink input, followed + * by the sink. That means the sink callbacks must be protected + * against an unconnected sink input! */ + pa_sink_input_unlink(u->sink_input); + pa_sink_unlink(u->sink); + + pa_sink_input_unref(u->sink_input); + u->sink_input = NULL; + + pa_sink_unref(u->sink); + u->sink = NULL; + + pa_module_unload_request(u->module, TRUE); +} + +/* Called from IO thread context */ +static void sink_input_state_change_cb(pa_sink_input *i, pa_sink_input_state_t state) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + /* If we are added for the first time, ask for a rewinding so that + * we are heard right-away. */ + if (PA_SINK_INPUT_IS_LINKED(state) && + i->thread_info.state == PA_SINK_INPUT_INIT) { + pa_log_debug("Requesting rewind due to state change."); + pa_sink_input_request_rewind(i, 0, FALSE, TRUE, TRUE); + } +} + +static void pack(char **strs, size_t len, char **packed, size_t *length){ + size_t t_len = 0; + size_t headers = (1+len) * sizeof(uint16_t); + size_t offset = sizeof(uint16_t); + for(size_t i = 0; i < len; ++i){ + t_len += strlen(strs[i]); + } + *length = headers + t_len; + *packed = pa_xmalloc0(*length); + ((uint16_t *) *packed)[0] = (uint16_t) len; + for(size_t i = 0; i < len; ++i){ + uint16_t l = strlen(strs[i]); + *((uint16_t *)(*packed + offset)) = l; + offset += sizeof(uint16_t); + memcpy(*packed + offset, strs[i], l); + offset += l; + } +} +static void unpack(char *str, size_t length, char ***strs, size_t *len){ + size_t offset = sizeof(uint16_t); + *len = ((uint16_t *)str)[0]; + *strs = pa_xnew(char *, *len); + for(size_t i = 0; i < *len; ++i){ + size_t l = *((uint16_t *)(str+offset)); + size_t e = PA_MIN(offset + l, length) - offset; + offset = PA_MIN(offset + sizeof(uint16_t), length); + (*strs)[i] = pa_xnew(char, e + 1); + memcpy((*strs)[i], str + offset, e); + (*strs)[i][e] = '\0'; + offset += l; + } +} +static void save_profile(struct userdata *u, size_t channel, char *name){ + unsigned a_i; + const size_t profile_size = CHANNEL_PROFILE_SIZE * sizeof(float); + float *H_n, *profile; + const float *H; + pa_datum key, data; + profile = pa_xnew0(float, profile_size); + a_i = pa_aupdate_read_begin(u->a_H[channel]); + profile[0] = u->Xs[a_i][channel]; + H = u->Hs[channel][a_i]; + H_n = profile + 1; + for(size_t i = 0 ; i <= FILTER_SIZE; ++i){ + H_n[i] = H[i] * u->fft_size; + //H_n[i] = H[i]; + } + pa_aupdate_read_end(u->a_H[channel]); + key.data=name; + key.size = strlen(key.data); + data.data = profile; + data.size = profile_size; + pa_database_set(u->database, &key, &data, TRUE); + pa_database_sync(u->database); + if(u->base_profiles[channel]){ + pa_xfree(u->base_profiles[channel]); + } + u->base_profiles[channel] = pa_xstrdup(name); +} + +static void save_state(struct userdata *u){ + unsigned a_i; + const size_t filter_state_size = FILTER_STATE_SIZE * sizeof(float); + float *H_n, *state; + float *H; + pa_datum key, data; + pa_database *database; + char *dbname; + char *state_name = u->name; + char *packed; + size_t packed_length; + + pack(u->base_profiles, u->channels, &packed, &packed_length); + state = (float *) pa_xmalloc0(filter_state_size + packed_length); + + for(size_t c = 0; c < u->channels; ++c){ + a_i = pa_aupdate_read_begin(u->a_H[c]); + state[c * CHANNEL_PROFILE_SIZE] = u->Xs[a_i][c]; + H = u->Hs[c][a_i]; + H_n = state + c * CHANNEL_PROFILE_SIZE + 1; + memcpy(H_n, H, FILTER_SIZE * sizeof(float)); + pa_aupdate_read_end(u->a_H[c]); + } + memcpy(((char *)state) + filter_state_size, packed, packed_length); + pa_xfree(packed); + + key.data = state_name; + key.size = strlen(key.data); + data.data = state; + data.size = filter_state_size + packed_length; + //thread safety for 0.9.17? + pa_assert_se(dbname = pa_state_path(EQ_STATE_DB, FALSE)); + pa_assert_se(database = pa_database_open(dbname, TRUE)); + pa_xfree(dbname); + + pa_database_set(database, &key, &data, TRUE); + pa_database_sync(database); + pa_database_close(database); + pa_xfree(state); +} + +static void remove_profile(pa_core *c, char *name){ + pa_datum key; + pa_database *database; + key.data = name; + key.size = strlen(key.data); + pa_assert_se(database = pa_shared_get(c, EQDB)); + pa_database_unset(database, &key); + pa_database_sync(database); +} + +static const char* load_profile(struct userdata *u, size_t channel, char *name){ + unsigned a_i; + pa_datum key, value; + const size_t profile_size = CHANNEL_PROFILE_SIZE * sizeof(float); + key.data = name; + key.size = strlen(key.data); + if(pa_database_get(u->database, &key, &value) != NULL){ + if(value.size == profile_size){ + float *profile = (float *) value.data; + a_i = pa_aupdate_write_begin(u->a_H[channel]); + u->Xs[channel][a_i] = profile[0]; + memcpy(u->Hs[channel][a_i], profile + 1, FILTER_SIZE * sizeof(float)); + fix_filter(u->Hs[channel][a_i], u->fft_size); + pa_aupdate_write_end(u->a_H[channel]); + pa_xfree(u->base_profiles[channel]); + u->base_profiles[channel] = pa_xstrdup(name); + }else{ + return "incompatible size"; + } + pa_datum_free(&value); + }else{ + return "profile doesn't exist"; + } + return NULL; +} + +static void load_state(struct userdata *u){ + unsigned a_i; + float *H; + pa_datum key, value; + pa_database *database; + char *dbname; + char *state_name = u->name; + pa_assert_se(dbname = pa_state_path(EQ_STATE_DB, FALSE)); + database = pa_database_open(dbname, FALSE); + pa_xfree(dbname); + if(!database){ + pa_log("No resume state"); + return; + } + + key.data = state_name; + key.size = strlen(key.data); + + if(pa_database_get(database, &key, &value) != NULL){ + if(value.size > FILTER_STATE_SIZE * sizeof(float) + sizeof(uint16_t)){ + float *state = (float *) value.data; + size_t n_profs; + char **names; + for(size_t c = 0; c < u->channels; ++c){ + a_i = pa_aupdate_write_begin(u->a_H[c]); + H = state + c * CHANNEL_PROFILE_SIZE + 1; + u->Xs[c][a_i] = state[c * CHANNEL_PROFILE_SIZE]; + memcpy(u->Hs[c][a_i], H, FILTER_SIZE * sizeof(float)); + pa_aupdate_write_end(u->a_H[c]); + } + //unpack(((char *)value.data) + FILTER_STATE_SIZE, value.size - FILTER_STATE_SIZE, &names, &n_profs); + //n_profs = PA_MIN(n_profs, u->channels); + //for(size_t c = 0; c < n_profs; ++c){ + // pa_xfree(u->base_profiles[c]); + // u->base_profiles[c] = names[c]; + //} + //pa_xfree(names); + } + pa_datum_free(&value); + }else{ + pa_log("resume state exists but is wrong size!"); + } + pa_database_close(database); +} + +/* Called from main context */ +static pa_bool_t sink_input_may_move_to_cb(pa_sink_input *i, pa_sink *dest) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + + return u->sink != dest; +} + +/* Called from main context */ +static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest) { + struct userdata *u; + + pa_sink_input_assert_ref(i); + pa_assert_se(u = i->userdata); + if (dest) { + pa_sink_set_asyncmsgq(u->sink, dest->asyncmsgq); + pa_sink_update_flags(u->sink, PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY, dest->flags); + } else + pa_sink_set_asyncmsgq(u->sink, NULL); +} + +int pa__init(pa_module*m) { + struct userdata *u; + pa_sample_spec ss; + pa_channel_map map; + pa_modargs *ma; + const char *z; + pa_sink *master; + pa_sink_input_new_data sink_input_data; + pa_sink_new_data sink_data; + size_t fs; + float *H; + unsigned a_i; + + pa_assert(m); + + if (!(ma = pa_modargs_new(m->argument, valid_modargs))) { + pa_log("Failed to parse module arguments."); + goto fail; + } + + if (!(master = pa_namereg_get(m->core, pa_modargs_get_value(ma, "master", NULL), PA_NAMEREG_SINK))) { + pa_log("Master sink not found, trying default"); + master = pa_namereg_get_default_sink(m->core); + if(!master){ + pa_log("no default sink found!"); + goto fail; + } + } + + ss = master->sample_spec; + ss.format = PA_SAMPLE_FLOAT32; + map = master->channel_map; + if (pa_modargs_get_sample_spec_and_channel_map(ma, &ss, &map, PA_CHANNEL_MAP_DEFAULT) < 0) { + pa_log("Invalid sample format specification or channel map"); + goto fail; + } + fs = pa_frame_size(&ss); + + u = pa_xnew0(struct userdata, 1); + u->module = m; + m->userdata = u; + + u->set_default = TRUE; + pa_modargs_get_value_boolean(ma, "set_default", &u->set_default); + + u->channels = ss.channels; + u->fft_size = pow(2, ceil(log(ss.rate)/log(2)));//probably unstable near corner cases of powers of 2 + pa_log_debug("fft size: %ld", u->fft_size); + u->window_size = 15999; + u->R = (u->window_size + 1) / 2; + u->overlap_size = u->window_size - u->R; + u->samples_gathered = 0; + u->input_buffer_max = 0; + u->a_H = pa_xnew0(pa_aupdate *, u->channels); + u->Xs = pa_xnew0(float *, u->channels); + u->Hs = pa_xnew0(float **, u->channels); + for(size_t c = 0; c < u->channels; ++c){ + u->Xs[c] = pa_xnew0(float, 2); + u->Hs[c] = pa_xnew0(float *, 2); + for(size_t i = 0; i < 2; ++i){ + u->Hs[c][i] = alloc(FILTER_SIZE, sizeof(float)); + } + } + u->W = alloc(u->window_size, sizeof(float)); + u->work_buffer = alloc(u->fft_size, sizeof(float)); + memset(u->work_buffer, 0, u->fft_size*sizeof(float)); + u->input = pa_xnew0(float *, u->channels); + u->overlap_accum = pa_xnew0(float *, u->channels); + for(size_t c = 0; c < u->channels; ++c){ + u->a_H[c] = pa_aupdate_new(); + u->input[c] = NULL; + u->overlap_accum[c] = alloc(u->overlap_size, sizeof(float)); + memset(u->overlap_accum[c], 0, u->overlap_size*sizeof(float)); + } + u->output_window = alloc((FILTER_SIZE), sizeof(fftwf_complex)); + u->forward_plan = fftwf_plan_dft_r2c_1d(u->fft_size, u->work_buffer, u->output_window, FFTW_ESTIMATE); + u->inverse_plan = fftwf_plan_dft_c2r_1d(u->fft_size, u->output_window, u->work_buffer, FFTW_ESTIMATE); + + hanning_window(u->W, u->window_size); + u->first_iteration = TRUE; + + u->base_profiles = pa_xnew0(char *, u->channels); + for(size_t c = 0; c < u->channels; ++c){ + u->base_profiles[c] = pa_xstrdup("default"); + } + + /* Create sink */ + pa_sink_new_data_init(&sink_data); + sink_data.driver = __FILE__; + sink_data.module = m; + if (!(sink_data.name = pa_xstrdup(pa_modargs_get_value(ma, "sink_name", NULL)))) + sink_data.name = pa_sprintf_malloc("%s.equalizer", master->name); + pa_sink_new_data_set_sample_spec(&sink_data, &ss); + pa_sink_new_data_set_channel_map(&sink_data, &map); + z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION); + pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "FFT based equalizer on %s",z? z: master->name); + pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name); + pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "filter"); + + if (pa_modargs_get_proplist(ma, "sink_properties", sink_data.proplist, PA_UPDATE_REPLACE) < 0) { + pa_log("Invalid properties"); + pa_sink_new_data_done(&sink_data); + goto fail; + } + + u->sink = pa_sink_new(m->core, &sink_data, + PA_SINK_HW_MUTE_CTRL|PA_SINK_HW_VOLUME_CTRL|PA_SINK_DECIBEL_VOLUME| + (master->flags & (PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY))); + pa_sink_new_data_done(&sink_data); + + if (!u->sink) { + pa_log("Failed to create sink."); + goto fail; + } + u->name=pa_xstrdup(u->sink->name); + u->sink->parent.process_msg = sink_process_msg_cb; + u->sink->set_state = sink_set_state_cb; + u->sink->update_requested_latency = sink_update_requested_latency_cb; + u->sink->request_rewind = sink_request_rewind_cb; + u->sink->set_volume = sink_set_volume_cb; + u->sink->set_mute = sink_set_mute_cb; + u->sink->userdata = u; + u->input_q = pa_memblockq_new(0, MEMBLOCKQ_MAXLENGTH, 0, fs, 1, 1, 0, &u->sink->silence); + + pa_sink_set_asyncmsgq(u->sink, master->asyncmsgq); + //pa_sink_set_fixed_latency(u->sink, pa_bytes_to_usec(u->R*fs, &ss)); + + /* Create sink input */ + pa_sink_input_new_data_init(&sink_input_data); + sink_input_data.driver = __FILE__; + sink_input_data.module = m; + sink_input_data.sink = master; + pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_NAME, "Equalized Stream"); + pa_proplist_sets(sink_input_data.proplist, PA_PROP_MEDIA_ROLE, "filter"); + pa_sink_input_new_data_set_sample_spec(&sink_input_data, &ss); + pa_sink_input_new_data_set_channel_map(&sink_input_data, &map); + + pa_sink_input_new(&u->sink_input, m->core, &sink_input_data); + pa_sink_input_new_data_done(&sink_input_data); + + if (!u->sink_input) + goto fail; + + u->sink_input->pop = sink_input_pop_cb; + u->sink_input->process_rewind = sink_input_process_rewind_cb; + u->sink_input->update_max_rewind = sink_input_update_max_rewind_cb; + u->sink_input->update_max_request = sink_input_update_max_request_cb; + u->sink_input->update_sink_latency_range = sink_input_update_sink_latency_range_cb; + u->sink_input->update_sink_fixed_latency = sink_input_update_sink_fixed_latency_cb; + u->sink_input->kill = sink_input_kill_cb; + u->sink_input->attach = sink_input_attach_cb; + u->sink_input->detach = sink_input_detach_cb; + u->sink_input->state_change = sink_input_state_change_cb; + u->sink_input->may_move_to = sink_input_may_move_to_cb; + u->sink_input->moving = sink_input_moving_cb; + u->sink_input->volume_changed = sink_input_volume_changed_cb; + u->sink_input->mute_changed = sink_input_mute_changed_cb; + + u->sink_input->userdata = u; + + pa_sink_put(u->sink); + pa_sink_input_put(u->sink_input); + + pa_modargs_free(ma); + + + dbus_init(u); + + //default filter to these + for(size_t c = 0; c< u->channels; ++c){ + a_i = pa_aupdate_write_begin(u->a_H[c]); + H = u->Hs[c][a_i]; + u->Xs[c][a_i] = 1.0f; + for(size_t i = 0; i < FILTER_SIZE; ++i){ + H[i] = 1.0 / sqrtf(2.0f); + } + fix_filter(H, u->fft_size); + pa_aupdate_write_end(u->a_H[c]); + } + //load old parameters + load_state(u); + + return 0; + +fail: + if (ma) + pa_modargs_free(ma); + + + pa__done(m); + + return -1; +} + +int pa__get_n_used(pa_module *m) { + struct userdata *u; + + pa_assert(m); + pa_assert_se(u = m->userdata); + + return pa_sink_linked_by(u->sink); +} + +void pa__done(pa_module*m) { + struct userdata *u; + + pa_assert(m); + + if (!(u = m->userdata)) + return; + + save_state(u); + + dbus_done(u); + + for(size_t c = 0; c < u->channels; ++c){ + pa_xfree(u->base_profiles[c]); + } + pa_xfree(u->base_profiles); + + /* See comments in sink_input_kill_cb() above regarding + * destruction order! */ + + if (u->sink_input) + pa_sink_input_unlink(u->sink_input); + + if (u->sink) + pa_sink_unlink(u->sink); + + if (u->sink_input) + pa_sink_input_unref(u->sink_input); + + if (u->sink) + pa_sink_unref(u->sink); + + pa_memblockq_free(u->input_q); + + fftwf_destroy_plan(u->inverse_plan); + fftwf_destroy_plan(u->forward_plan); + pa_xfree(u->output_window); + for(size_t c=0; c < u->channels; ++c){ + pa_aupdate_free(u->a_H[c]); + pa_xfree(u->overlap_accum[c]); + pa_xfree(u->input[c]); + } + pa_xfree(u->a_H); + pa_xfree(u->overlap_accum); + pa_xfree(u->input); + pa_xfree(u->work_buffer); + pa_xfree(u->W); + for(size_t c = 0; c < u->channels; ++c){ + pa_xfree(u->Xs[c]); + for(size_t i = 0; i < 2; ++i){ + pa_xfree(u->Hs[c][i]); + } + pa_xfree(u->Hs[c]); + } + pa_xfree(u->Xs); + pa_xfree(u->Hs); + + pa_xfree(u->name); + + pa_xfree(u); +} + +/* + * DBus Routines and Callbacks + */ +#define EXTNAME "org.PulseAudio.Ext.Equalizing1" +#define MANAGER_PATH "/org/pulseaudio/equalizing1" +#define MANAGER_IFACE EXTNAME ".Manager" +#define EQUALIZER_IFACE EXTNAME ".Equalizer" +static void manager_get_revision(DBusConnection *conn, DBusMessage *msg, void *_u); +static void manager_get_sinks(DBusConnection *conn, DBusMessage *msg, void *_u); +static void manager_get_profiles(DBusConnection *conn, DBusMessage *msg, void *_u); +static void manager_get_all(DBusConnection *conn, DBusMessage *msg, void *_u); +static void manager_handle_remove_profile(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_get_revision(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_get_filter_rate(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_get_n_coefs(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_get_n_channels(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_get_all(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_seed_filter(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_get_filter_points(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_get_filter(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_set_filter(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_save_profile(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_load_profile(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_save_state(DBusConnection *conn, DBusMessage *msg, void *_u); +static void equalizer_handle_get_profile_name(DBusConnection *conn, DBusMessage *msg, void *_u); +enum manager_method_index { + MANAGER_METHOD_REMOVE_PROFILE, + MANAGER_METHOD_MAX +}; + +pa_dbus_arg_info remove_profile_args[]={ + {"name", "s","in"}, +}; + +static pa_dbus_method_handler manager_methods[MANAGER_METHOD_MAX]={ + [MANAGER_METHOD_REMOVE_PROFILE]{ + .method_name="RemoveProfile", + .arguments=remove_profile_args, + .n_arguments=sizeof(remove_profile_args)/sizeof(pa_dbus_arg_info), + .receive_cb=manager_handle_remove_profile} +}; + +enum manager_handler_index { + MANAGER_HANDLER_REVISION, + MANAGER_HANDLER_EQUALIZED_SINKS, + MANAGER_HANDLER_PROFILES, + MANAGER_HANDLER_MAX +}; + +static pa_dbus_property_handler manager_handlers[MANAGER_HANDLER_MAX]={ + [MANAGER_HANDLER_REVISION]={.property_name="InterfaceRevision",.type="u",.get_cb=manager_get_revision,.set_cb=NULL}, + [MANAGER_HANDLER_EQUALIZED_SINKS]={.property_name="EqualizedSinks",.type="ao",.get_cb=manager_get_sinks,.set_cb=NULL}, + [MANAGER_HANDLER_PROFILES]={.property_name="Profiles",.type="as",.get_cb=manager_get_profiles,.set_cb=NULL} +}; + +pa_dbus_arg_info sink_args[]={ + {"sink", "o", NULL} +}; + +enum manager_signal_index{ + MANAGER_SIGNAL_SINK_ADDED, + MANAGER_SIGNAL_SINK_REMOVED, + MANAGER_SIGNAL_PROFILES_CHANGED, + MANAGER_SIGNAL_MAX +}; + +static pa_dbus_signal_info manager_signals[MANAGER_SIGNAL_MAX]={ + [MANAGER_SIGNAL_SINK_ADDED]={.name="SinkAdded", .arguments=sink_args, .n_arguments=sizeof(sink_args)/sizeof(pa_dbus_arg_info)}, + [MANAGER_SIGNAL_SINK_REMOVED]={.name="SinkRemoved", .arguments=sink_args, .n_arguments=sizeof(sink_args)/sizeof(pa_dbus_arg_info)}, + [MANAGER_SIGNAL_PROFILES_CHANGED]={.name="ProfilesChanged", .arguments=NULL, .n_arguments=0} +}; + +static pa_dbus_interface_info manager_info={ + .name=MANAGER_IFACE, + .method_handlers=manager_methods, + .n_method_handlers=MANAGER_METHOD_MAX, + .property_handlers=manager_handlers, + .n_property_handlers=MANAGER_HANDLER_MAX, + .get_all_properties_cb=manager_get_all, + .signals=manager_signals, + .n_signals=MANAGER_SIGNAL_MAX +}; + +enum equalizer_method_index { + EQUALIZER_METHOD_FILTER_POINTS, + EQUALIZER_METHOD_SEED_FILTER, + EQUALIZER_METHOD_SAVE_PROFILE, + EQUALIZER_METHOD_LOAD_PROFILE, + EQUALIZER_METHOD_SET_FILTER, + EQUALIZER_METHOD_GET_FILTER, + EQUALIZER_METHOD_SAVE_STATE, + EQUALIZER_METHOD_GET_PROFILE_NAME, + EQUALIZER_METHOD_MAX +}; + +enum equalizer_handler_index { + EQUALIZER_HANDLER_REVISION, + EQUALIZER_HANDLER_SAMPLERATE, + EQUALIZER_HANDLER_FILTERSAMPLERATE, + EQUALIZER_HANDLER_N_COEFS, + EQUALIZER_HANDLER_N_CHANNELS, + EQUALIZER_HANDLER_MAX +}; + +pa_dbus_arg_info filter_points_args[]={ + {"channel", "u","in"}, + {"xs", "au","in"}, + {"ys", "ad","out"}, + {"preamp", "d","out"} +}; +pa_dbus_arg_info seed_filter_args[]={ + {"channel", "u","in"}, + {"xs", "au","in"}, + {"ys", "ad","in"}, + {"preamp", "d","in"} +}; + +pa_dbus_arg_info set_filter_args[]={ + {"channel", "u","in"}, + {"ys", "ad","in"}, + {"preamp", "d","in"} +}; +pa_dbus_arg_info get_filter_args[]={ + {"channel", "u","in"}, + {"ys", "ad","out"}, + {"preamp", "d","out"} +}; + +pa_dbus_arg_info save_profile_args[]={ + {"channel", "u","in"}, + {"name", "s","in"} +}; +pa_dbus_arg_info load_profile_args[]={ + {"channel", "u","in"}, + {"name", "s","in"} +}; +pa_dbus_arg_info base_profile_name_args[]={ + {"channel", "u","in"}, + {"name", "s","out"} +}; + +static pa_dbus_method_handler equalizer_methods[EQUALIZER_METHOD_MAX]={ + [EQUALIZER_METHOD_SEED_FILTER]{ + .method_name="SeedFilter", + .arguments=seed_filter_args, + .n_arguments=sizeof(seed_filter_args)/sizeof(pa_dbus_arg_info), + .receive_cb=equalizer_handle_seed_filter}, + [EQUALIZER_METHOD_FILTER_POINTS]{ + .method_name="FilterAtPoints", + .arguments=filter_points_args, + .n_arguments=sizeof(filter_points_args)/sizeof(pa_dbus_arg_info), + .receive_cb=equalizer_handle_get_filter_points}, + [EQUALIZER_METHOD_SET_FILTER]{ + .method_name="SetFilter", + .arguments=set_filter_args, + .n_arguments=sizeof(set_filter_args)/sizeof(pa_dbus_arg_info), + .receive_cb=equalizer_handle_set_filter}, + [EQUALIZER_METHOD_GET_FILTER]{ + .method_name="GetFilter", + .arguments=get_filter_args, + .n_arguments=sizeof(get_filter_args)/sizeof(pa_dbus_arg_info), + .receive_cb=equalizer_handle_get_filter}, + [EQUALIZER_METHOD_SAVE_PROFILE]{ + .method_name="SaveProfile", + .arguments=save_profile_args, + .n_arguments=sizeof(save_profile_args)/sizeof(pa_dbus_arg_info), + .receive_cb=equalizer_handle_save_profile}, + [EQUALIZER_METHOD_LOAD_PROFILE]{ + .method_name="LoadProfile", + .arguments=load_profile_args, + .n_arguments=sizeof(load_profile_args)/sizeof(pa_dbus_arg_info), + .receive_cb=equalizer_handle_load_profile}, + [EQUALIZER_METHOD_SAVE_STATE]{ + .method_name="SaveState", + .arguments=NULL, + .n_arguments=0, + .receive_cb=equalizer_handle_save_state}, + [EQUALIZER_METHOD_GET_PROFILE_NAME]{ + .method_name="BaseProfile", + .arguments=base_profile_name_args, + .n_arguments=sizeof(base_profile_name_args)/sizeof(pa_dbus_arg_info), + .receive_cb=equalizer_handle_get_profile_name} +}; + +static pa_dbus_property_handler equalizer_handlers[EQUALIZER_HANDLER_MAX]={ + [EQUALIZER_HANDLER_REVISION]={.property_name="InterfaceRevision",.type="u",.get_cb=equalizer_get_revision,.set_cb=NULL}, + [EQUALIZER_HANDLER_SAMPLERATE]{.property_name="SampleRate",.type="u",.get_cb=equalizer_get_sample_rate,.set_cb=NULL}, + [EQUALIZER_HANDLER_FILTERSAMPLERATE]{.property_name="FilterSampleRate",.type="u",.get_cb=equalizer_get_filter_rate,.set_cb=NULL}, + [EQUALIZER_HANDLER_N_COEFS]{.property_name="NFilterCoefficients",.type="u",.get_cb=equalizer_get_n_coefs,.set_cb=NULL}, + [EQUALIZER_HANDLER_N_CHANNELS]{.property_name="NChannels",.type="u",.get_cb=equalizer_get_n_channels,.set_cb=NULL}, +}; + +enum equalizer_signal_index{ + EQUALIZER_SIGNAL_FILTER_CHANGED, + EQUALIZER_SIGNAL_SINK_RECONFIGURED, + EQUALIZER_SIGNAL_MAX +}; + +static pa_dbus_signal_info equalizer_signals[EQUALIZER_SIGNAL_MAX]={ + [EQUALIZER_SIGNAL_FILTER_CHANGED]={.name="FilterChanged", .arguments=NULL, .n_arguments=0}, + [EQUALIZER_SIGNAL_SINK_RECONFIGURED]={.name="SinkReconfigured", .arguments=NULL, .n_arguments=0}, +}; + +static pa_dbus_interface_info equalizer_info={ + .name=EQUALIZER_IFACE, + .method_handlers=equalizer_methods, + .n_method_handlers=EQUALIZER_METHOD_MAX, + .property_handlers=equalizer_handlers, + .n_property_handlers=EQUALIZER_HANDLER_MAX, + .get_all_properties_cb=equalizer_get_all, + .signals=equalizer_signals, + .n_signals=EQUALIZER_SIGNAL_MAX +}; + +void dbus_init(struct userdata *u){ + uint32_t dummy; + DBusMessage *signal = NULL; + pa_idxset *sink_list = NULL; + u->dbus_protocol=pa_dbus_protocol_get(u->sink->core); + u->dbus_path=pa_sprintf_malloc("/org/pulseaudio/core1/sink%d", u->sink->index); + + pa_dbus_protocol_add_interface(u->dbus_protocol, u->dbus_path, &equalizer_info, u); + sink_list = pa_shared_get(u->sink->core, SINKLIST); + u->database = pa_shared_get(u->sink->core, EQDB); + if(sink_list == NULL){ + char *dbname; + sink_list=pa_idxset_new(&pa_idxset_trivial_hash_func, &pa_idxset_trivial_compare_func); + pa_shared_set(u->sink->core, SINKLIST, sink_list); + pa_assert_se(dbname = pa_state_path("equalizer-presets", FALSE)); + pa_assert_se(u->database = pa_database_open(dbname, TRUE)); + pa_xfree(dbname); + pa_shared_set(u->sink->core, EQDB, u->database); + pa_dbus_protocol_add_interface(u->dbus_protocol, MANAGER_PATH, &manager_info, u->sink->core); + pa_dbus_protocol_register_extension(u->dbus_protocol, EXTNAME); + } + pa_idxset_put(sink_list, u, &dummy); + + pa_assert_se((signal = dbus_message_new_signal(MANAGER_PATH, MANAGER_IFACE, manager_signals[MANAGER_SIGNAL_SINK_ADDED].name))); + dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &u->dbus_path, DBUS_TYPE_INVALID); + pa_dbus_protocol_send_signal(u->dbus_protocol, signal); + dbus_message_unref(signal); +} + +void dbus_done(struct userdata *u){ + pa_idxset *sink_list; + uint32_t dummy; + + DBusMessage *signal = NULL; + pa_assert_se((signal = dbus_message_new_signal(MANAGER_PATH, MANAGER_IFACE, manager_signals[MANAGER_SIGNAL_SINK_REMOVED].name))); + dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &u->dbus_path, DBUS_TYPE_INVALID); + pa_dbus_protocol_send_signal(u->dbus_protocol, signal); + dbus_message_unref(signal); + + pa_assert_se(sink_list=pa_shared_get(u->sink->core,SINKLIST)); + pa_idxset_remove_by_data(sink_list,u,&dummy); + if(pa_idxset_size(sink_list)==0){ + pa_dbus_protocol_unregister_extension(u->dbus_protocol, EXTNAME); + pa_dbus_protocol_remove_interface(u->dbus_protocol, MANAGER_PATH, manager_info.name); + pa_shared_remove(u->sink->core, EQDB); + pa_database_close(u->database); + pa_shared_remove(u->sink->core, SINKLIST); + pa_xfree(sink_list); + } + pa_dbus_protocol_remove_interface(u->dbus_protocol, u->dbus_path, equalizer_info.name); + pa_xfree(u->dbus_path); + pa_dbus_protocol_unref(u->dbus_protocol); +} + +void manager_handle_remove_profile(DBusConnection *conn, DBusMessage *msg, void *_u) { + DBusError error; + pa_core *c = (pa_core *)_u; + DBusMessage *signal = NULL; + pa_dbus_protocol *dbus_protocol; + char *name; + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + dbus_error_init(&error); + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + remove_profile(c,name); + pa_dbus_send_empty_reply(conn, msg); + + pa_assert_se((signal = dbus_message_new_signal(MANAGER_PATH, MANAGER_IFACE, manager_signals[MANAGER_SIGNAL_PROFILES_CHANGED].name))); + dbus_protocol = pa_dbus_protocol_get(c); + pa_dbus_protocol_send_signal(dbus_protocol, signal); + pa_dbus_protocol_unref(dbus_protocol); + dbus_message_unref(signal); +} + +void manager_get_revision(DBusConnection *conn, DBusMessage *msg, void *_u){ + uint32_t rev=1; + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_UINT32, &rev); +} + +static void get_sinks(pa_core *u, char ***names, unsigned *n_sinks){ + void *iter = NULL; + struct userdata *sink_u = NULL; + uint32_t dummy; + pa_idxset *sink_list; + pa_assert(u); + pa_assert(names); + pa_assert(n_sinks); + + pa_assert_se(sink_list = pa_shared_get(u, SINKLIST)); + *n_sinks = (unsigned) pa_idxset_size(sink_list); + *names = *n_sinks > 0 ? pa_xnew0(char *,*n_sinks) : NULL; + for(uint32_t i = 0; i < *n_sinks; ++i){ + sink_u = (struct userdata *) pa_idxset_iterate(sink_list, &iter, &dummy); + (*names)[i] = pa_xstrdup(sink_u->dbus_path); + } +} + +void manager_get_sinks(DBusConnection *conn, DBusMessage *msg, void *_u){ + unsigned n; + char **names = NULL; + pa_assert(conn); + pa_assert(msg); + pa_assert(_u); + + get_sinks((pa_core *) _u, &names, &n); + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, names, n); + for(unsigned i = 0; i < n; ++i){ + pa_xfree(names[i]); + } + pa_xfree(names); +} + +static void get_profiles(pa_core *c, char ***names, unsigned *n){ + char *name; + pa_database *database; + pa_datum key, next_key; + pa_strlist *head=NULL, *iter; + pa_bool_t done; + pa_assert_se(database = pa_shared_get(c, EQDB)); + + pa_assert(c); + pa_assert(names); + pa_assert(n); + done = !pa_database_first(database, &key, NULL); + *n = 0; + while(!done){ + done = !pa_database_next(database, &key, &next_key, NULL); + name=pa_xmalloc(key.size + 1); + memcpy(name, key.data, key.size); + name[key.size] = '\0'; + pa_datum_free(&key); + head = pa_strlist_prepend(head, name); + pa_xfree(name); + key = next_key; + (*n)++; + } + (*names) = *n > 0 ? pa_xnew0(char *, *n) : NULL; + iter=head; + for(unsigned i = 0; i < *n; ++i){ + (*names)[*n - 1 - i] = pa_xstrdup(pa_strlist_data(iter)); + iter = pa_strlist_next(iter); + } + pa_strlist_free(head); +} + +void manager_get_profiles(DBusConnection *conn, DBusMessage *msg, void *_u){ + char **names; + unsigned n; + pa_assert(conn); + pa_assert(msg); + pa_assert(_u); + + get_profiles((pa_core *)_u, &names, &n); + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_STRING, names, n); + for(unsigned i = 0; i < n; ++i){ + pa_xfree(names[i]); + } + pa_xfree(names); +} + +void manager_get_all(DBusConnection *conn, DBusMessage *msg, void *_u){ + pa_core *c; + char **names = NULL; + unsigned n; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter, dict_iter; + uint32_t rev; + pa_assert(conn); + pa_assert(msg); + pa_assert_se(c = _u); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + rev = 1; + pa_dbus_append_basic_variant_dict_entry(&dict_iter, manager_handlers[MANAGER_HANDLER_REVISION].property_name, DBUS_TYPE_UINT32, &rev); + + get_sinks(c, &names, &n); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter,manager_handlers[MANAGER_HANDLER_EQUALIZED_SINKS].property_name, DBUS_TYPE_OBJECT_PATH, names, n); + for(unsigned i = 0; i < n; ++i){ + pa_xfree(names[i]); + } + pa_xfree(names); + + get_profiles(c, &names, &n); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, manager_handlers[MANAGER_HANDLER_PROFILES].property_name, DBUS_TYPE_STRING, names, n); + for(unsigned i = 0; i < n; ++i){ + pa_xfree(names[i]); + } + pa_xfree(names); + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); +} + +void equalizer_handle_seed_filter(DBusConnection *conn, DBusMessage *msg, void *_u) { + struct userdata *u=(struct userdata *) _u; + DBusError error; + DBusMessage *signal = NULL; + float *ys; + uint32_t *xs, channel, r_channel; + double *_ys, preamp; + unsigned x_npoints, y_npoints, a_i; + float *H; + pa_bool_t points_good = TRUE; + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + + dbus_error_init(&error); + + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_UINT32, &channel, + DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32, &xs, &x_npoints, + DBUS_TYPE_ARRAY, DBUS_TYPE_DOUBLE, &_ys, &y_npoints, + DBUS_TYPE_DOUBLE, &preamp, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + if(channel > u->channels){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "invalid channel: %d", channel); + dbus_error_free(&error); + return; + } + for(size_t i = 0; i < x_npoints; ++i){ + if(xs[i] >= FILTER_SIZE){ + points_good = FALSE; + break; + } + } + if(!is_monotonic(xs, x_npoints) || !points_good){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "xs must be monotonic and 0<=x<=%ld", u->fft_size / 2); + dbus_error_free(&error); + return; + }else if(x_npoints != y_npoints || x_npoints < 2 || x_npoints > FILTER_SIZE ){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "xs and ys must be the same length and 2<=l<=%ld!", FILTER_SIZE); + dbus_error_free(&error); + return; + }else if(xs[0] != 0 || xs[x_npoints - 1] != u->fft_size / 2){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "xs[0] must be 0 and xs[-1]=fft_size/2"); + dbus_error_free(&error); + return; + } + + ys = pa_xmalloc(x_npoints * sizeof(float)); + for(uint32_t i = 0; i < x_npoints; ++i){ + ys[i] = (float) _ys[i]; + } + r_channel = channel == u->channels ? 0 : channel; + a_i = pa_aupdate_write_begin(u->a_H[r_channel]); + H = u->Hs[r_channel][a_i]; + u->Xs[r_channel][a_i] = preamp; + interpolate(H, FILTER_SIZE, xs, ys, x_npoints); + fix_filter(H, u->fft_size); + if(channel == u->channels){ + for(size_t c = 1; c < u->channels; ++c){ + unsigned b_i = pa_aupdate_write_begin(u->a_H[c]); + float *H_p = u->Hs[c][b_i]; + u->Xs[c][b_i] = preamp; + memcpy(H_p, H, FILTER_SIZE * sizeof(float)); + pa_aupdate_write_end(u->a_H[c]); + } + } + pa_aupdate_write_end(u->a_H[r_channel]); + pa_xfree(ys); + + + pa_dbus_send_empty_reply(conn, msg); + + pa_assert_se((signal = dbus_message_new_signal(u->dbus_path, EQUALIZER_IFACE, equalizer_signals[EQUALIZER_SIGNAL_FILTER_CHANGED].name))); + pa_dbus_protocol_send_signal(u->dbus_protocol, signal); + dbus_message_unref(signal); +} + +void equalizer_handle_get_filter_points(DBusConnection *conn, DBusMessage *msg, void *_u) { + struct userdata *u = (struct userdata *) _u; + uint32_t *xs, channel, r_channel; + double *ys, preamp; + unsigned x_npoints, a_i; + float *H; + pa_bool_t points_good=TRUE; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusError error; + + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + + dbus_error_init(&error); + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_UINT32, &channel, + DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32, &xs, &x_npoints, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + if(channel > u->channels){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "invalid channel: %d", channel); + dbus_error_free(&error); + return; + } + + for(size_t i = 0; i < x_npoints; ++i){ + if(xs[i] >= FILTER_SIZE){ + points_good=FALSE; + break; + } + } + + if(x_npoints > FILTER_SIZE || !points_good){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "xs indices/length must be <= %ld!", FILTER_SIZE); + dbus_error_free(&error); + return; + } + + r_channel = channel == u->channels ? 0 : channel; + ys = pa_xmalloc(x_npoints * sizeof(double)); + a_i = pa_aupdate_read_begin(u->a_H[r_channel]); + H = u->Hs[r_channel][a_i]; + preamp = u->Xs[r_channel][a_i]; + for(uint32_t i = 0; i < x_npoints; ++i){ + ys[i] = H[xs[i]] * u->fft_size; + } + pa_aupdate_read_end(u->a_H[r_channel]); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + dbus_message_iter_init_append(reply, &msg_iter); + + pa_dbus_append_basic_array(&msg_iter, DBUS_TYPE_DOUBLE, ys, x_npoints); + pa_dbus_append_basic_variant(&msg_iter, DBUS_TYPE_DOUBLE, &preamp); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); + pa_xfree(ys); +} + +static void get_filter(struct userdata *u, size_t channel, double **H_, double *preamp){ + float *H; + unsigned a_i; + size_t r_channel = channel == u->channels ? 0 : channel; + *H_ = pa_xnew0(double, FILTER_SIZE); + a_i = pa_aupdate_read_begin(u->a_H[r_channel]); + H = u->Hs[r_channel][a_i]; + for(size_t i = 0;i < FILTER_SIZE; ++i){ + (*H_)[i] = H[i] * u->fft_size; + } + *preamp = u->Xs[r_channel][a_i]; + + pa_aupdate_read_end(u->a_H[r_channel]); +} + +void equalizer_handle_get_filter(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u; + unsigned n_coefs; + uint32_t channel; + double *H_, preamp; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusError error; + pa_assert_se(u = (struct userdata *) _u); + pa_assert(conn); + pa_assert(msg); + + dbus_error_init(&error); + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_UINT32, &channel, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + if(channel > u->channels){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "invalid channel: %d", channel); + dbus_error_free(&error); + return; + } + + n_coefs = CHANNEL_PROFILE_SIZE; + pa_assert(conn); + pa_assert(msg); + get_filter(u, channel, &H_, &preamp); + pa_assert_se((reply = dbus_message_new_method_return(msg))); + dbus_message_iter_init_append(reply, &msg_iter); + + pa_dbus_append_basic_array(&msg_iter, DBUS_TYPE_DOUBLE, H_, n_coefs); + pa_dbus_append_basic_variant(&msg_iter, DBUS_TYPE_DOUBLE, &preamp); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); + pa_xfree(H_); +} + +static void set_filter(struct userdata *u, size_t channel, double *H_, double preamp){ + unsigned a_i; + size_t r_channel = channel == u->channels ? 0 : channel; + float *H; + //all channels + a_i = pa_aupdate_write_begin(u->a_H[r_channel]); + u->Xs[r_channel][a_i] = (float) preamp; + H = u->Hs[r_channel][a_i]; + for(size_t i = 0; i < FILTER_SIZE; ++i){ + H[i] = (float) H_[i]; + } + fix_filter(H, u->fft_size); + if(channel == u->channels){ + for(size_t c = 1; c < u->channels; ++c){ + unsigned b_i = pa_aupdate_write_begin(u->a_H[c]); + u->Xs[c][b_i] = u->Xs[r_channel][a_i]; + memcpy(u->Hs[c][b_i], u->Hs[r_channel][a_i], FILTER_SIZE * sizeof(float)); + pa_aupdate_write_end(u->a_H[c]); + } + } + pa_aupdate_write_end(u->a_H[r_channel]); +} + +void equalizer_handle_set_filter(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u; + double *H, preamp; + uint32_t channel; + unsigned _n_coefs; + DBusMessage *signal = NULL; + DBusError error; + pa_assert_se(u = (struct userdata *) _u); + pa_assert(conn); + pa_assert(msg); + + dbus_error_init(&error); + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_UINT32, &channel, + DBUS_TYPE_ARRAY, DBUS_TYPE_DOUBLE, &H, &_n_coefs, + DBUS_TYPE_DOUBLE, &preamp, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + if(channel > u->channels){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "invalid channel: %d", channel); + dbus_error_free(&error); + return; + } + if(_n_coefs != FILTER_SIZE){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "This filter takes exactly %ld coefficients, you gave %d", FILTER_SIZE, _n_coefs); + return; + } + set_filter(u, channel, H, preamp); + + pa_dbus_send_empty_reply(conn, msg); + + pa_assert_se((signal = dbus_message_new_signal(u->dbus_path, EQUALIZER_IFACE, equalizer_signals[EQUALIZER_SIGNAL_FILTER_CHANGED].name))); + pa_dbus_protocol_send_signal(u->dbus_protocol, signal); + dbus_message_unref(signal); +} + +void equalizer_handle_save_profile(DBusConnection *conn, DBusMessage *msg, void *_u) { + struct userdata *u = (struct userdata *) _u; + char *name; + uint32_t channel, r_channel; + DBusMessage *signal = NULL; + DBusError error; + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + dbus_error_init(&error); + + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_UINT32, &channel, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + if(channel > u->channels){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "invalid channel: %d", channel); + dbus_error_free(&error); + return; + } + r_channel = channel == u->channels ? 0 : channel; + save_profile(u, r_channel, name); + pa_dbus_send_empty_reply(conn, msg); + + pa_assert_se((signal = dbus_message_new_signal(MANAGER_PATH, MANAGER_IFACE, manager_signals[MANAGER_SIGNAL_PROFILES_CHANGED].name))); + pa_dbus_protocol_send_signal(u->dbus_protocol, signal); + dbus_message_unref(signal); +} + +void equalizer_handle_load_profile(DBusConnection *conn, DBusMessage *msg, void *_u) { + struct userdata *u = (struct userdata *) _u; + char *name; + DBusError error; + uint32_t channel, r_channel; + const char *err_msg = NULL; + DBusMessage *signal = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + dbus_error_init(&error); + + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_UINT32, &channel, + DBUS_TYPE_STRING, &name, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + if(channel > u->channels){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "invalid channel: %d", channel); + dbus_error_free(&error); + return; + } + r_channel = channel == u->channels ? 0 : channel; + + err_msg = load_profile(u, r_channel, name); + if(err_msg != NULL){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "error loading profile %s: %s", name, err_msg); + dbus_error_free(&error); + return; + } + if(channel == u->channels){ + for(uint32_t c = 1; c < u->channels; ++c){ + load_profile(u, c, name); + } + } + pa_dbus_send_empty_reply(conn, msg); + + pa_assert_se((signal = dbus_message_new_signal(u->dbus_path, EQUALIZER_IFACE, equalizer_signals[EQUALIZER_SIGNAL_FILTER_CHANGED].name))); + pa_dbus_protocol_send_signal(u->dbus_protocol, signal); + dbus_message_unref(signal); +} + +void equalizer_handle_save_state(DBusConnection *conn, DBusMessage *msg, void *_u) { + struct userdata *u = (struct userdata *) _u; + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + + save_state(u); + pa_dbus_send_empty_reply(conn, msg); +} + +void equalizer_handle_get_profile_name(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u = (struct userdata *) _u; + DBusError error; + uint32_t channel, r_channel; + + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + dbus_error_init(&error); + + if(!dbus_message_get_args(msg, &error, + DBUS_TYPE_UINT32, &channel, + DBUS_TYPE_INVALID)){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "%s", error.message); + dbus_error_free(&error); + return; + } + if(channel > u->channels){ + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "invalid channel: %d", channel); + dbus_error_free(&error); + return; + } + r_channel = channel == u->channels ? 0 : channel; + pa_assert(u->base_profiles[r_channel]); + pa_dbus_send_basic_value_reply(conn,msg, DBUS_TYPE_STRING, &u->base_profiles[r_channel]); +} + +void equalizer_get_revision(DBusConnection *conn, DBusMessage *msg, void *_u){ + uint32_t rev=1; + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_UINT32, &rev); +} + +void equalizer_get_n_channels(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u; + uint32_t channels; + pa_assert_se(u = (struct userdata *) _u); + pa_assert(conn); + pa_assert(msg); + + channels = (uint32_t) u->channels; + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &channels); +} + +void equalizer_get_n_coefs(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u; + uint32_t n_coefs; + pa_assert_se(u = (struct userdata *) _u); + pa_assert(conn); + pa_assert(msg); + + n_coefs = (uint32_t) CHANNEL_PROFILE_SIZE; + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &n_coefs); +} + +void equalizer_get_sample_rate(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u; + uint32_t rate; + pa_assert_se(u = (struct userdata *) _u); + pa_assert(conn); + pa_assert(msg); + + rate = (uint32_t) u->sink->sample_spec.rate; + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &rate); +} + +void equalizer_get_filter_rate(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u; + uint32_t fft_size; + pa_assert_se(u = (struct userdata *) _u); + pa_assert(conn); + pa_assert(msg); + + fft_size = (uint32_t) u->fft_size; + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &fft_size); +} + +void equalizer_get_all(DBusConnection *conn, DBusMessage *msg, void *_u){ + struct userdata *u; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter, dict_iter; + uint32_t rev, n_coefs, rate, fft_size, channels; + pa_assert_se(u = (struct userdata *) _u); + pa_assert(msg); + + rev = 1; + n_coefs = (uint32_t) CHANNEL_PROFILE_SIZE; + rate = (uint32_t) u->sink->sample_spec.rate; + fft_size = (uint32_t) u->fft_size; + channels = (uint32_t) u->channels; + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, equalizer_handlers[EQUALIZER_HANDLER_REVISION].property_name, DBUS_TYPE_UINT32, &rev); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, equalizer_handlers[EQUALIZER_HANDLER_SAMPLERATE].property_name, DBUS_TYPE_UINT32, &rate); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, equalizer_handlers[EQUALIZER_HANDLER_FILTERSAMPLERATE].property_name, DBUS_TYPE_UINT32, &fft_size); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, equalizer_handlers[EQUALIZER_HANDLER_N_COEFS].property_name, DBUS_TYPE_UINT32, &n_coefs); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, equalizer_handlers[EQUALIZER_HANDLER_N_CHANNELS].property_name, DBUS_TYPE_UINT32, &channels); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + dbus_message_unref(reply); +} diff --git a/src/modules/module-loopback.c b/src/modules/module-loopback.c index 29c3ddab..bb0182b0 100644 --- a/src/modules/module-loopback.c +++ b/src/modules/module-loopback.c @@ -102,7 +102,7 @@ struct userdata { static const char* const valid_modargs[] = { "source", "sink", - "latency", + "latency_msec", "format", "rate", "channels", diff --git a/src/modules/module-position-event-sounds.c b/src/modules/module-position-event-sounds.c index 7221b14f..ee4c8c88 100644 --- a/src/modules/module-position-event-sounds.c +++ b/src/modules/module-position-event-sounds.c @@ -74,7 +74,7 @@ static int parse_pos(const char *pos, double *f) { } static pa_hook_result_t sink_input_fixate_hook_callback(pa_core *core, pa_sink_input_new_data *data, struct userdata *u) { - const char *hpos, *vpos, *role; + const char *hpos, *vpos, *role, *id; double f; char t[PA_CVOLUME_SNPRINT_MAX]; pa_cvolume v; @@ -87,6 +87,22 @@ static pa_hook_result_t sink_input_fixate_hook_callback(pa_core *core, pa_sink_i if (!pa_streq(role, "event")) return PA_HOOK_OK; + if ((id = pa_proplist_gets(data->proplist, PA_PROP_EVENT_ID))) { + + /* The test sounds should never be positioned in space, since + * they might be trigered themselves to configure the speakers + * in space, which we don't want to mess up. */ + + if (pa_startswith(id, "audio-channel-")) + return PA_HOOK_OK; + + if (pa_streq(id, "audio-volume-change")) + return PA_HOOK_OK; + + if (pa_streq(id, "audio-test-signal")) + return PA_HOOK_OK; + } + if (!(hpos = pa_proplist_gets(data->proplist, PA_PROP_EVENT_MOUSE_HPOS))) hpos = pa_proplist_gets(data->proplist, PA_PROP_WINDOW_HPOS); diff --git a/src/modules/module-stream-restore.c b/src/modules/module-stream-restore.c index b7b36be4..788f458b 100644 --- a/src/modules/module-stream-restore.c +++ b/src/modules/module-stream-restore.c @@ -2,6 +2,7 @@ This file is part of PulseAudio. Copyright 2008 Lennart Poettering + Copyright 2009 Tanu Kaskinen PulseAudio is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published @@ -51,6 +52,11 @@ #include <pulsecore/pstream-util.h> #include <pulsecore/database.h> +#ifdef HAVE_DBUS +#include <pulsecore/dbus-util.h> +#include <pulsecore/protocol-dbus.h> +#endif + #include "module-stream-restore-symdef.h" PA_MODULE_AUTHOR("Lennart Poettering"); @@ -100,6 +106,12 @@ struct userdata { pa_native_protocol *protocol; pa_idxset *subscribed; + +#ifdef HAVE_DBUS + pa_dbus_protocol *dbus_protocol; + pa_hashmap *dbus_entries; + uint32_t next_index; /* For generating object paths for entries. */ +#endif }; #define ENTRY_VERSION 3 @@ -123,6 +135,835 @@ enum { SUBCOMMAND_EVENT }; +static struct entry *read_entry(struct userdata *u, const char *name); +static void apply_entry(struct userdata *u, const char *name, struct entry *e); +static void trigger_save(struct userdata *u); + +#ifdef HAVE_DBUS + +#define OBJECT_PATH "/org/pulseaudio/stream_restore1" +#define ENTRY_OBJECT_NAME "entry" +#define INTERFACE_STREAM_RESTORE "org.PulseAudio.Ext.StreamRestore1" +#define INTERFACE_ENTRY INTERFACE_STREAM_RESTORE ".RestoreEntry" + +#define DBUS_INTERFACE_REVISION 0 + +struct dbus_entry { + struct userdata *userdata; + + char *entry_name; + uint32_t index; + char *object_path; +}; + +static void handle_get_interface_revision(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_entries(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_add_entry(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_get_entry_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_entry_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_entry_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_entry_get_device(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_entry_set_device(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_entry_get_volume(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_entry_set_volume(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); +static void handle_entry_get_mute(DBusConnection *conn, DBusMessage *msg, void *userdata); +static void handle_entry_set_mute(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata); + +static void handle_entry_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata); + +static void handle_entry_remove(DBusConnection *conn, DBusMessage *msg, void *userdata); + +enum property_handler_index { + PROPERTY_HANDLER_INTERFACE_REVISION, + PROPERTY_HANDLER_ENTRIES, + PROPERTY_HANDLER_MAX +}; + +enum entry_property_handler_index { + ENTRY_PROPERTY_HANDLER_INDEX, + ENTRY_PROPERTY_HANDLER_NAME, + ENTRY_PROPERTY_HANDLER_DEVICE, + ENTRY_PROPERTY_HANDLER_VOLUME, + ENTRY_PROPERTY_HANDLER_MUTE, + ENTRY_PROPERTY_HANDLER_MAX +}; + +static pa_dbus_property_handler property_handlers[PROPERTY_HANDLER_MAX] = { + [PROPERTY_HANDLER_INTERFACE_REVISION] = { .property_name = "InterfaceRevision", .type = "u", .get_cb = handle_get_interface_revision, .set_cb = NULL }, + [PROPERTY_HANDLER_ENTRIES] = { .property_name = "Entries", .type = "ao", .get_cb = handle_get_entries, .set_cb = NULL } +}; + +static pa_dbus_property_handler entry_property_handlers[ENTRY_PROPERTY_HANDLER_MAX] = { + [ENTRY_PROPERTY_HANDLER_INDEX] = { .property_name = "Index", .type = "u", .get_cb = handle_entry_get_index, .set_cb = NULL }, + [ENTRY_PROPERTY_HANDLER_NAME] = { .property_name = "Name", .type = "s", .get_cb = handle_entry_get_name, .set_cb = NULL }, + [ENTRY_PROPERTY_HANDLER_DEVICE] = { .property_name = "Device", .type = "s", .get_cb = handle_entry_get_device, .set_cb = handle_entry_set_device }, + [ENTRY_PROPERTY_HANDLER_VOLUME] = { .property_name = "Volume", .type = "a(uu)", .get_cb = handle_entry_get_volume, .set_cb = handle_entry_set_volume }, + [ENTRY_PROPERTY_HANDLER_MUTE] = { .property_name = "Mute", .type = "b", .get_cb = handle_entry_get_mute, .set_cb = handle_entry_set_mute } +}; + +enum method_handler_index { + METHOD_HANDLER_ADD_ENTRY, + METHOD_HANDLER_GET_ENTRY_BY_NAME, + METHOD_HANDLER_MAX +}; + +enum entry_method_handler_index { + ENTRY_METHOD_HANDLER_REMOVE, + ENTRY_METHOD_HANDLER_MAX +}; + +static pa_dbus_arg_info add_entry_args[] = { { "name", "s", "in" }, + { "device", "s", "in" }, + { "volume", "a(uu)", "in" }, + { "mute", "b", "in" }, + { "entry", "o", "out" } }; +static pa_dbus_arg_info get_entry_by_name_args[] = { { "name", "s", "in" }, { "entry", "o", "out" } }; + +static pa_dbus_method_handler method_handlers[METHOD_HANDLER_MAX] = { + [METHOD_HANDLER_ADD_ENTRY] = { + .method_name = "AddEntry", + .arguments = add_entry_args, + .n_arguments = sizeof(add_entry_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_add_entry }, + [METHOD_HANDLER_GET_ENTRY_BY_NAME] = { + .method_name = "GetEntryByName", + .arguments = get_entry_by_name_args, + .n_arguments = sizeof(get_entry_by_name_args) / sizeof(pa_dbus_arg_info), + .receive_cb = handle_get_entry_by_name } +}; + +static pa_dbus_method_handler entry_method_handlers[ENTRY_METHOD_HANDLER_MAX] = { + [ENTRY_METHOD_HANDLER_REMOVE] = { + .method_name = "Remove", + .arguments = NULL, + .n_arguments = 0, + .receive_cb = handle_entry_remove } +}; + +enum signal_index { + SIGNAL_NEW_ENTRY, + SIGNAL_ENTRY_REMOVED, + SIGNAL_MAX +}; + +enum entry_signal_index { + ENTRY_SIGNAL_DEVICE_UPDATED, + ENTRY_SIGNAL_VOLUME_UPDATED, + ENTRY_SIGNAL_MUTE_UPDATED, + ENTRY_SIGNAL_MAX +}; + +static pa_dbus_arg_info new_entry_args[] = { { "entry", "o", NULL } }; +static pa_dbus_arg_info entry_removed_args[] = { { "entry", "o", NULL } }; + +static pa_dbus_arg_info entry_device_updated_args[] = { { "device", "s", NULL } }; +static pa_dbus_arg_info entry_volume_updated_args[] = { { "volume", "a(uu)", NULL } }; +static pa_dbus_arg_info entry_mute_updated_args[] = { { "muted", "b", NULL } }; + +static pa_dbus_signal_info signals[SIGNAL_MAX] = { + [SIGNAL_NEW_ENTRY] = { .name = "NewEntry", .arguments = new_entry_args, .n_arguments = 1 }, + [SIGNAL_ENTRY_REMOVED] = { .name = "EntryRemoved", .arguments = entry_removed_args, .n_arguments = 1 } +}; + +static pa_dbus_signal_info entry_signals[ENTRY_SIGNAL_MAX] = { + [ENTRY_SIGNAL_DEVICE_UPDATED] = { .name = "DeviceUpdated", .arguments = entry_device_updated_args, .n_arguments = 1 }, + [ENTRY_SIGNAL_VOLUME_UPDATED] = { .name = "VolumeUpdated", .arguments = entry_volume_updated_args, .n_arguments = 1 }, + [ENTRY_SIGNAL_MUTE_UPDATED] = { .name = "MuteUpdated", .arguments = entry_mute_updated_args, .n_arguments = 1 } +}; + +static pa_dbus_interface_info stream_restore_interface_info = { + .name = INTERFACE_STREAM_RESTORE, + .method_handlers = method_handlers, + .n_method_handlers = METHOD_HANDLER_MAX, + .property_handlers = property_handlers, + .n_property_handlers = PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_get_all, + .signals = signals, + .n_signals = SIGNAL_MAX +}; + +static pa_dbus_interface_info entry_interface_info = { + .name = INTERFACE_ENTRY, + .method_handlers = entry_method_handlers, + .n_method_handlers = ENTRY_METHOD_HANDLER_MAX, + .property_handlers = entry_property_handlers, + .n_property_handlers = ENTRY_PROPERTY_HANDLER_MAX, + .get_all_properties_cb = handle_entry_get_all, + .signals = entry_signals, + .n_signals = ENTRY_SIGNAL_MAX +}; + +static struct dbus_entry *dbus_entry_new(struct userdata *u, const char *entry_name) { + struct dbus_entry *de; + + pa_assert(u); + pa_assert(entry_name); + pa_assert(*entry_name); + + de = pa_xnew(struct dbus_entry, 1); + de->userdata = u; + de->entry_name = pa_xstrdup(entry_name); + de->index = u->next_index++; + de->object_path = pa_sprintf_malloc("%s/%s%u", OBJECT_PATH, ENTRY_OBJECT_NAME, de->index); + + pa_assert_se(pa_dbus_protocol_add_interface(u->dbus_protocol, de->object_path, &entry_interface_info, u) >= 0); + + return de; +} + +static void dbus_entry_free(struct dbus_entry *de) { + pa_assert(de); + + pa_assert_se(pa_dbus_protocol_remove_interface(de->userdata->dbus_protocol, de->object_path, entry_interface_info.name) >= 0); + + pa_xfree(de->entry_name); + pa_xfree(de->object_path); +} + +/* Reads an array [(UInt32, UInt32)] from the iterator. The struct items are + * are a channel position and a volume value, respectively. The result is + * stored in the map and vol arguments. The iterator must point to a "a(uu)" + * element. If the data is invalid, an error reply is sent and a negative + * number is returned. In case of a failure we make no guarantees about the + * state of map and vol. In case of an empty array the channels field of both + * map and vol are set to 0. This function calls dbus_message_iter_next(iter) + * before returning. */ +static int get_volume_arg(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, pa_channel_map *map, pa_cvolume *vol) { + DBusMessageIter array_iter; + DBusMessageIter struct_iter; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(pa_streq(dbus_message_iter_get_signature(iter), "a(uu)")); + pa_assert(map); + pa_assert(vol); + + pa_channel_map_init(map); + pa_cvolume_init(vol); + + map->channels = 0; + vol->channels = 0; + + dbus_message_iter_recurse(iter, &array_iter); + + while (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_INVALID) { + dbus_uint32_t chan_pos; + dbus_uint32_t chan_vol; + + dbus_message_iter_recurse(&array_iter, &struct_iter); + + dbus_message_iter_get_basic(&struct_iter, &chan_pos); + + if (chan_pos >= PA_CHANNEL_POSITION_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid channel position: %u", chan_pos); + return -1; + } + + pa_assert_se(dbus_message_iter_next(&struct_iter)); + dbus_message_iter_get_basic(&struct_iter, &chan_vol); + + if (chan_vol > PA_VOLUME_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid volume: %u", chan_vol); + return -1; + } + + if (map->channels < PA_CHANNELS_MAX) { + map->map[map->channels] = chan_pos; + vol->values[map->channels] = chan_vol; + } + ++map->channels; + ++vol->channels; + + dbus_message_iter_next(&array_iter); + } + + if (map->channels > PA_CHANNELS_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too many channels: %u. The maximum is %u.", map->channels, PA_CHANNELS_MAX); + return -1; + } + + dbus_message_iter_next(iter); + + return 0; +} + +static void append_volume(DBusMessageIter *iter, struct entry *e) { + DBusMessageIter array_iter; + DBusMessageIter struct_iter; + unsigned i; + + pa_assert(iter); + pa_assert(e); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_ARRAY, "(uu)", &array_iter)); + + if (!e->volume_valid) { + pa_assert_se(dbus_message_iter_close_container(iter, &array_iter)); + return; + } + + for (i = 0; i < e->channel_map.channels; ++i) { + pa_assert_se(dbus_message_iter_open_container(&array_iter, DBUS_TYPE_STRUCT, NULL, &struct_iter)); + + pa_assert_se(dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_UINT32, &e->channel_map.map[i])); + pa_assert_se(dbus_message_iter_append_basic(&struct_iter, DBUS_TYPE_UINT32, &e->volume.values[i])); + + pa_assert_se(dbus_message_iter_close_container(&array_iter, &struct_iter)); + } + + pa_assert_se(dbus_message_iter_close_container(iter, &array_iter)); +} + +static void append_volume_variant(DBusMessageIter *iter, struct entry *e) { + DBusMessageIter variant_iter; + + pa_assert(iter); + pa_assert(e); + + pa_assert_se(dbus_message_iter_open_container(iter, DBUS_TYPE_VARIANT, "a(uu)", &variant_iter)); + + append_volume(&variant_iter, e); + + pa_assert_se(dbus_message_iter_close_container(iter, &variant_iter)); +} + +static void send_new_entry_signal(struct dbus_entry *entry) { + DBusMessage *signal; + + pa_assert(entry); + + pa_assert_se(signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_STREAM_RESTORE, signals[SIGNAL_NEW_ENTRY].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &entry->object_path, DBUS_TYPE_INVALID)); + pa_dbus_protocol_send_signal(entry->userdata->dbus_protocol, signal); + dbus_message_unref(signal); +} + +static void send_entry_removed_signal(struct dbus_entry *entry) { + DBusMessage *signal; + + pa_assert(entry); + + pa_assert_se(signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_STREAM_RESTORE, signals[SIGNAL_ENTRY_REMOVED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_OBJECT_PATH, &entry->object_path, DBUS_TYPE_INVALID)); + pa_dbus_protocol_send_signal(entry->userdata->dbus_protocol, signal); + dbus_message_unref(signal); +} + +static void send_device_updated_signal(struct dbus_entry *de, struct entry *e) { + DBusMessage *signal; + const char *device; + + pa_assert(de); + pa_assert(e); + + device = e->device_valid ? e->device : ""; + + pa_assert_se(signal = dbus_message_new_signal(de->object_path, INTERFACE_ENTRY, entry_signals[ENTRY_SIGNAL_DEVICE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_STRING, &device, DBUS_TYPE_INVALID)); + pa_dbus_protocol_send_signal(de->userdata->dbus_protocol, signal); + dbus_message_unref(signal); +} + +static void send_volume_updated_signal(struct dbus_entry *de, struct entry *e) { + DBusMessage *signal; + DBusMessageIter msg_iter; + + pa_assert(de); + pa_assert(e); + + pa_assert_se(signal = dbus_message_new_signal(de->object_path, INTERFACE_ENTRY, entry_signals[ENTRY_SIGNAL_VOLUME_UPDATED].name)); + dbus_message_iter_init_append(signal, &msg_iter); + append_volume(&msg_iter, e); + pa_dbus_protocol_send_signal(de->userdata->dbus_protocol, signal); + dbus_message_unref(signal); +} + +static void send_mute_updated_signal(struct dbus_entry *de, struct entry *e) { + DBusMessage *signal; + dbus_bool_t muted; + + pa_assert(de); + pa_assert(e); + + pa_assert(e->muted_valid); + + muted = e->muted; + + pa_assert_se(signal = dbus_message_new_signal(de->object_path, INTERFACE_ENTRY, entry_signals[ENTRY_SIGNAL_MUTE_UPDATED].name)); + pa_assert_se(dbus_message_append_args(signal, DBUS_TYPE_BOOLEAN, &muted, DBUS_TYPE_INVALID)); + pa_dbus_protocol_send_signal(de->userdata->dbus_protocol, signal); + dbus_message_unref(signal); +} + +static void handle_get_interface_revision(DBusConnection *conn, DBusMessage *msg, void *userdata) { + dbus_uint32_t interface_revision = DBUS_INTERFACE_REVISION; + + pa_assert(conn); + pa_assert(msg); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &interface_revision); +} + +/* The caller frees the array, but not the strings. */ +static const char **get_entries(struct userdata *u, unsigned *n) { + const char **entries; + unsigned i = 0; + void *state = NULL; + struct dbus_entry *de; + + pa_assert(u); + pa_assert(n); + + *n = pa_hashmap_size(u->dbus_entries); + + if (*n == 0) + return NULL; + + entries = pa_xnew(const char *, *n); + + PA_HASHMAP_FOREACH(de, u->dbus_entries, state) + entries[i++] = de->object_path; + + return entries; +} + +static void handle_get_entries(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct userdata *u = userdata; + const char **entries; + unsigned n; + + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + + entries = get_entries(u, &n); + + pa_dbus_send_basic_array_variant_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, entries, n); + + pa_xfree(entries); +} + +static void handle_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct userdata *u = userdata; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + dbus_uint32_t interface_revision; + const char **entries; + unsigned n_entries; + + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + + interface_revision = DBUS_INTERFACE_REVISION; + entries = get_entries(u, &n_entries); + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_INTERFACE_REVISION].property_name, DBUS_TYPE_UINT32, &interface_revision); + pa_dbus_append_basic_array_variant_dict_entry(&dict_iter, property_handlers[PROPERTY_HANDLER_ENTRIES].property_name, DBUS_TYPE_OBJECT_PATH, entries, n_entries); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); + + pa_xfree(entries); +} + +static void handle_add_entry(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct userdata *u = userdata; + DBusMessageIter msg_iter; + const char *name = NULL; + const char *device = NULL; + pa_channel_map map; + pa_cvolume vol; + dbus_bool_t muted = FALSE; + dbus_bool_t apply_immediately = FALSE; + pa_datum key; + pa_datum value; + struct dbus_entry *dbus_entry = NULL; + struct entry *e = NULL; + + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + + pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &name); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &device); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + if (get_volume_arg(conn, msg, &msg_iter, &map, &vol) < 0) + return; + + dbus_message_iter_get_basic(&msg_iter, &muted); + + pa_assert_se(dbus_message_iter_next(&msg_iter)); + dbus_message_iter_get_basic(&msg_iter, &apply_immediately); + + if (!*name) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "An empty string was given as the entry name."); + return; + } + + if ((dbus_entry = pa_hashmap_get(u->dbus_entries, name))) { + pa_bool_t mute_updated = FALSE; + pa_bool_t volume_updated = FALSE; + pa_bool_t device_updated = FALSE; + + pa_assert_se(e = read_entry(u, name)); + mute_updated = e->muted != muted; + e->muted = muted; + e->muted_valid = TRUE; + + volume_updated = (e->volume_valid != !!map.channels) || !pa_cvolume_equal(&e->volume, &vol); + e->volume = vol; + e->channel_map = map; + e->volume_valid = !!map.channels; + + device_updated = (e->device_valid != !!device[0]) || !pa_streq(e->device, device); + pa_strlcpy(e->device, device, sizeof(e->device)); + e->device_valid = !!device[0]; + + if (mute_updated) + send_mute_updated_signal(dbus_entry, e); + if (volume_updated) + send_volume_updated_signal(dbus_entry, e); + if (device_updated) + send_device_updated_signal(dbus_entry, e); + + } else { + dbus_entry = dbus_entry_new(u, name); + pa_assert(pa_hashmap_put(u->dbus_entries, dbus_entry->entry_name, dbus_entry) >= 0); + + e->muted_valid = TRUE; + e->volume_valid = !!map.channels; + e->device_valid = !!device[0]; + e->muted = muted; + e->volume = vol; + e->channel_map = map; + pa_strlcpy(e->device, device, sizeof(e->device)); + + send_new_entry_signal(dbus_entry); + } + + key.data = (char *) name; + key.size = strlen(name); + + value.data = e; + value.size = sizeof(struct entry); + + pa_assert_se(pa_database_set(u->database, &key, &value, TRUE) == 0); + if (apply_immediately) + apply_entry(u, name, e); + + trigger_save(u); + + pa_dbus_send_empty_reply(conn, msg); + + pa_xfree(e); +} + +static void handle_get_entry_by_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct userdata *u = userdata; + const char *name; + struct dbus_entry *de; + + pa_assert(conn); + pa_assert(msg); + pa_assert(u); + + pa_assert_se(dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID)); + + if (!(de = pa_hashmap_get(u->dbus_entries, name))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such stream restore entry."); + return; + } + + pa_dbus_send_basic_value_reply(conn, msg, DBUS_TYPE_OBJECT_PATH, &de->object_path); +} + +static void handle_entry_get_index(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct dbus_entry *de = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(de); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_UINT32, &de->index); +} + +static void handle_entry_get_name(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct dbus_entry *de = userdata; + + pa_assert(conn); + pa_assert(msg); + pa_assert(de); + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &de->entry_name); +} + +static void handle_entry_get_device(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct dbus_entry *de = userdata; + struct entry *e; + const char *device; + + pa_assert(conn); + pa_assert(msg); + pa_assert(de); + + pa_assert_se(e = read_entry(de->userdata, de->entry_name)); + + device = e->device_valid ? e->device : ""; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_STRING, &device); + + pa_xfree(e); +} + +static void handle_entry_set_device(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + struct dbus_entry *de = userdata; + const char *device; + struct entry *e; + pa_bool_t updated; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(de); + + dbus_message_iter_get_basic(iter, &device); + + pa_assert_se(e = read_entry(de->userdata, de->entry_name)); + + updated = (e->device_valid != !!device[0]) || !pa_streq(e->device, device); + + if (updated) { + pa_datum key; + pa_datum value; + + pa_strlcpy(e->device, device, sizeof(e->device)); + e->device_valid = !!device[0]; + + key.data = de->entry_name; + key.size = strlen(de->entry_name); + value.data = e; + value.size = sizeof(struct entry); + pa_assert_se(pa_database_set(de->userdata->database, &key, &value, TRUE) == 0); + + send_device_updated_signal(de, e); + trigger_save(de->userdata); + } + + pa_dbus_send_empty_reply(conn, msg); + + pa_xfree(e); +} + +static void handle_entry_get_volume(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct dbus_entry *de = userdata; + DBusMessage *reply; + DBusMessageIter msg_iter; + struct entry *e; + + pa_assert(conn); + pa_assert(msg); + pa_assert(de); + + pa_assert_se(e = read_entry(de->userdata, de->entry_name)); + + pa_assert_se(reply = dbus_message_new_method_return(msg)); + + dbus_message_iter_init_append(reply, &msg_iter); + append_volume_variant(&msg_iter, e); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + pa_xfree(e); +} + +static void handle_entry_set_volume(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + struct dbus_entry *de = userdata; + pa_channel_map map; + pa_cvolume vol; + struct entry *e = NULL; + pa_bool_t updated = FALSE; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(de); + + if (get_volume_arg(conn, msg, iter, &map, &vol) < 0) + return; + + pa_assert_se(e = read_entry(de->userdata, de->entry_name)); + + updated = (e->volume_valid != !!map.channels) || !pa_cvolume_equal(&e->volume, &vol); + + if (updated) { + pa_datum key; + pa_datum value; + + e->volume = vol; + e->channel_map = map; + e->volume_valid = !!map.channels; + + key.data = de->entry_name; + key.size = strlen(de->entry_name); + value.data = e; + value.size = sizeof(struct entry); + pa_assert_se(pa_database_set(de->userdata->database, &key, &value, TRUE) == 0); + + send_volume_updated_signal(de, e); + trigger_save(de->userdata); + } + + pa_dbus_send_empty_reply(conn, msg); + + pa_xfree(e); +} + +static void handle_entry_get_mute(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct dbus_entry *de = userdata; + struct entry *e; + dbus_bool_t mute; + + pa_assert(conn); + pa_assert(msg); + pa_assert(de); + + pa_assert_se(e = read_entry(de->userdata, de->entry_name)); + + mute = e->muted_valid ? e->muted : FALSE; + + pa_dbus_send_basic_variant_reply(conn, msg, DBUS_TYPE_BOOLEAN, &mute); + + pa_xfree(e); +} + +static void handle_entry_set_mute(DBusConnection *conn, DBusMessage *msg, DBusMessageIter *iter, void *userdata) { + struct dbus_entry *de = userdata; + dbus_bool_t mute; + struct entry *e; + pa_bool_t updated; + + pa_assert(conn); + pa_assert(msg); + pa_assert(iter); + pa_assert(de); + + dbus_message_iter_get_basic(iter, &mute); + + pa_assert_se(e = read_entry(de->userdata, de->entry_name)); + + updated = !e->muted_valid || e->muted != mute; + + if (updated) { + pa_datum key; + pa_datum value; + + e->muted = mute; + e->muted_valid = TRUE; + + key.data = de->entry_name; + key.size = strlen(de->entry_name); + value.data = e; + value.size = sizeof(struct entry); + pa_assert_se(pa_database_set(de->userdata->database, &key, &value, TRUE) == 0); + + send_mute_updated_signal(de, e); + trigger_save(de->userdata); + } + + pa_dbus_send_empty_reply(conn, msg); + + pa_xfree(e); +} + +static void handle_entry_get_all(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct dbus_entry *de = userdata; + struct entry *e; + DBusMessage *reply = NULL; + DBusMessageIter msg_iter; + DBusMessageIter dict_iter; + DBusMessageIter dict_entry_iter; + const char *device; + dbus_bool_t mute; + + pa_assert(conn); + pa_assert(msg); + pa_assert(de); + + pa_assert_se(e = read_entry(de->userdata, de->entry_name)); + + device = e->device_valid ? e->device : ""; + mute = e->muted_valid ? e->muted : FALSE; + + pa_assert_se((reply = dbus_message_new_method_return(msg))); + + dbus_message_iter_init_append(reply, &msg_iter); + pa_assert_se(dbus_message_iter_open_container(&msg_iter, DBUS_TYPE_ARRAY, "{sv}", &dict_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, entry_property_handlers[ENTRY_PROPERTY_HANDLER_INDEX].property_name, DBUS_TYPE_UINT32, &de->index); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, entry_property_handlers[ENTRY_PROPERTY_HANDLER_NAME].property_name, DBUS_TYPE_STRING, &de->entry_name); + pa_dbus_append_basic_variant_dict_entry(&dict_iter, entry_property_handlers[ENTRY_PROPERTY_HANDLER_DEVICE].property_name, DBUS_TYPE_STRING, &device); + + pa_assert_se(dbus_message_iter_open_container(&dict_iter, DBUS_TYPE_DICT_ENTRY, NULL, &dict_entry_iter)); + + pa_assert_se(dbus_message_iter_append_basic(&dict_entry_iter, DBUS_TYPE_STRING, &entry_property_handlers[ENTRY_PROPERTY_HANDLER_VOLUME].property_name)); + append_volume_variant(&dict_entry_iter, e); + + pa_assert_se(dbus_message_iter_close_container(&dict_iter, &dict_entry_iter)); + + pa_dbus_append_basic_variant_dict_entry(&dict_iter, entry_property_handlers[ENTRY_PROPERTY_HANDLER_MUTE].property_name, DBUS_TYPE_BOOLEAN, &mute); + + pa_assert_se(dbus_message_iter_close_container(&msg_iter, &dict_iter)); + + pa_assert_se(dbus_connection_send(conn, reply, NULL)); + + dbus_message_unref(reply); + + pa_xfree(e); +} + +static void handle_entry_remove(DBusConnection *conn, DBusMessage *msg, void *userdata) { + struct dbus_entry *de = userdata; + pa_datum key; + + pa_assert(conn); + pa_assert(msg); + pa_assert(de); + + key.data = de->entry_name; + key.size = strlen(de->entry_name); + + pa_assert_se(pa_database_unset(de->userdata->database, &key) == 0); + + send_entry_removed_signal(de); + trigger_save(de->userdata); + + pa_assert_se(pa_hashmap_remove(de->userdata->dbus_entries, de->entry_name)); + dbus_entry_free(de); + + pa_dbus_send_empty_reply(conn, msg); +} + +#endif /* HAVE_DBUS */ + static void save_time_callback(pa_mainloop_api*a, pa_time_event* e, const struct timeval *t, void *userdata) { struct userdata *u = userdata; @@ -163,7 +1004,7 @@ static char *get_name(pa_proplist *p, const char *prefix) { return t; } -static struct entry* read_entry(struct userdata *u, const char *name) { +static struct entry *read_entry(struct userdata *u, const char *name) { pa_datum key, data; struct entry *e; @@ -285,6 +1126,17 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3 char *name = NULL; pa_datum key, data; + /* These are only used when D-Bus is enabled, but in order to reduce ifdef + * clutter these are defined here unconditionally. */ + pa_bool_t created_new_entry = TRUE; + pa_bool_t device_updated = FALSE; + pa_bool_t volume_updated = FALSE; + pa_bool_t mute_updated = FALSE; + +#ifdef HAVE_DBUS + struct dbus_entry *de = NULL; +#endif + pa_assert(c); pa_assert(u); @@ -306,24 +1158,34 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3 if (!(name = get_name(sink_input->proplist, "sink-input"))) return; - if ((old = read_entry(u, name))) + if ((old = read_entry(u, name))) { entry = *old; + created_new_entry = FALSE; + } if (sink_input->save_volume) { entry.channel_map = sink_input->channel_map; pa_sink_input_get_volume(sink_input, &entry.volume, FALSE); entry.volume_valid = TRUE; + + volume_updated = !created_new_entry + && (!old->volume_valid + || !pa_channel_map_equal(&entry.channel_map, &old->channel_map) + || !pa_cvolume_equal(&entry.volume, &old->volume)); } if (sink_input->save_muted) { entry.muted = pa_sink_input_get_mute(sink_input); entry.muted_valid = TRUE; + + mute_updated = !created_new_entry && (!old->muted_valid || entry.muted != old->muted); } if (sink_input->save_sink) { pa_strlcpy(entry.device, sink_input->sink->name, sizeof(entry.device)); entry.device_valid = TRUE; + device_updated = !created_new_entry && (!old->device_valid || !pa_streq(entry.device, old->device)); if (sink_input->sink->card) { pa_strlcpy(entry.card, sink_input->sink->card->name, sizeof(entry.card)); entry.card_valid = TRUE; @@ -341,13 +1203,17 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3 if (!(name = get_name(source_output->proplist, "source-output"))) return; - if ((old = read_entry(u, name))) + if ((old = read_entry(u, name))) { entry = *old; + created_new_entry = FALSE; + } if (source_output->save_source) { pa_strlcpy(entry.device, source_output->source->name, sizeof(entry.device)); entry.device_valid = source_output->save_source; + device_updated = !created_new_entry && (!old->device_valid || !pa_streq(entry.device, old->device)); + if (source_output->source->card) { pa_strlcpy(entry.card, source_output->source->card->name, sizeof(entry.card)); entry.card_valid = TRUE; @@ -376,6 +1242,23 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3 pa_database_set(u->database, &key, &data, TRUE); +#ifdef HAVE_DBUS + if (created_new_entry) { + de = dbus_entry_new(u, name); + pa_hashmap_put(u->dbus_entries, de->entry_name, de); + send_new_entry_signal(de); + } else { + pa_assert((de = pa_hashmap_get(u->dbus_entries, name))); + + if (device_updated) + send_device_updated_signal(de, &entry); + if (volume_updated) + send_volume_updated_signal(de, &entry); + if (mute_updated) + send_mute_updated_signal(de, &entry); + } +#endif + pa_xfree(name); trigger_save(u); @@ -889,14 +1772,27 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio mode != PA_UPDATE_SET) goto fail; - if (mode == PA_UPDATE_SET) + if (mode == PA_UPDATE_SET) { +#ifdef HAVE_DBUS + struct dbus_entry *de; + void *state = NULL; + + PA_HASHMAP_FOREACH(de, u->dbus_entries, state) { + send_entry_removed_signal(de); + dbus_entry_free(pa_hashmap_remove(u->dbus_entries, de->entry_name)); + } +#endif pa_database_clear(u->database); + } while (!pa_tagstruct_eof(t)) { const char *name, *device; pa_bool_t muted; struct entry entry; pa_datum key, data; +#ifdef HAVE_DBUS + struct entry *old; +#endif pa_zero(entry); entry.version = ENTRY_VERSION; @@ -928,6 +1824,10 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio !pa_namereg_is_valid_name(entry.device)) goto fail; +#ifdef HAVE_DBUS + old = read_entry(u, name); +#endif + key.data = (char*) name; key.size = strlen(name); @@ -938,9 +1838,40 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio pa_strnull(pa_proplist_gets(pa_native_connection_get_client(c)->proplist, PA_PROP_APPLICATION_PROCESS_BINARY)), name); - if (pa_database_set(u->database, &key, &data, mode == PA_UPDATE_REPLACE) == 0) + if (pa_database_set(u->database, &key, &data, mode == PA_UPDATE_REPLACE) == 0) { +#ifdef HAVE_DBUS + struct dbus_entry *de; + + if (old) { + pa_assert_se((de = pa_hashmap_get(u->dbus_entries, name))); + + if ((old->device_valid != entry.device_valid) + || (entry.device_valid && !pa_streq(entry.device, old->device))) + send_device_updated_signal(de, &entry); + + if ((old->volume_valid != entry.volume_valid) + || (entry.volume_valid && (!pa_cvolume_equal(&entry.volume, &old->volume) + || !pa_channel_map_equal(&entry.channel_map, &old->channel_map)))) + send_volume_updated_signal(de, &entry); + + if (!old->muted_valid || (entry.muted != old->muted)) + send_mute_updated_signal(de, &entry); + + } else { + de = dbus_entry_new(u, name); + pa_assert_se(pa_hashmap_put(u->dbus_entries, de->entry_name, de)); + send_new_entry_signal(de); + } +#endif + if (apply_immediately) apply_entry(u, name, &entry); + } + +#ifdef HAVE_DBUS + if (old) + pa_xfree(old); +#endif } trigger_save(u); @@ -953,10 +1884,20 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio while (!pa_tagstruct_eof(t)) { const char *name; pa_datum key; +#ifdef HAVE_DBUS + struct dbus_entry *de; +#endif if (pa_tagstruct_gets(t, &name) < 0) goto fail; +#ifdef HAVE_DBUS + if ((de = pa_hashmap_get(u->dbus_entries, name))) { + send_entry_removed_signal(de); + dbus_entry_free(pa_hashmap_remove(u->dbus_entries, name)); + } +#endif + key.data = (char*) name; key.size = strlen(name); @@ -1015,6 +1956,10 @@ int pa__init(pa_module*m) { pa_source_output *so; uint32_t idx; pa_bool_t restore_device = TRUE, restore_volume = TRUE, restore_muted = TRUE, on_hotplug = TRUE, on_rescue = TRUE; +#ifdef HAVE_DBUS + pa_datum key; + pa_bool_t done; +#endif pa_assert(m); @@ -1085,6 +2030,34 @@ int pa__init(pa_module*m) { pa_log_info("Sucessfully opened database file '%s'.", fname); pa_xfree(fname); +#ifdef HAVE_DBUS + u->dbus_protocol = pa_dbus_protocol_get(u->core); + u->dbus_entries = pa_hashmap_new(pa_idxset_string_hash_func, pa_idxset_string_compare_func); + + pa_assert_se(pa_dbus_protocol_add_interface(u->dbus_protocol, OBJECT_PATH, &stream_restore_interface_info, u) >= 0); + pa_assert_se(pa_dbus_protocol_register_extension(u->dbus_protocol, INTERFACE_STREAM_RESTORE) >= 0); + + /* Create the initial dbus entries. */ + done = !pa_database_first(u->database, &key, NULL); + while (!done) { + pa_datum next_key; + char *name; + struct dbus_entry *de; + + done = !pa_database_next(u->database, &key, &next_key, NULL); + + name = pa_xstrndup(key.data, key.size); + pa_datum_free(&key); + + de = dbus_entry_new(u, name); + pa_assert_se(pa_hashmap_put(u->dbus_entries, de->entry_name, de) >= 0); + + pa_xfree(name); + + key = next_key; + } +#endif + PA_IDXSET_FOREACH(si, m->core->sink_inputs, idx) subscribe_callback(m->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_NEW, si->index, u); @@ -1103,6 +2076,16 @@ fail: return -1; } +#ifdef HAVE_DBUS +static void free_dbus_entry_cb(void *p, void *userdata) { + struct dbus_entry *de = p; + + pa_assert(de); + + dbus_entry_free(de); +} +#endif + void pa__done(pa_module*m) { struct userdata* u; @@ -1111,6 +2094,19 @@ void pa__done(pa_module*m) { if (!(u = m->userdata)) return; +#ifdef HAVE_DBUS + if (u->dbus_protocol) { + pa_assert(u->dbus_entries); + + pa_assert_se(pa_dbus_protocol_unregister_extension(u->dbus_protocol, INTERFACE_STREAM_RESTORE) >= 0); + pa_assert_se(pa_dbus_protocol_remove_interface(u->dbus_protocol, OBJECT_PATH, stream_restore_interface_info.name) >= 0); + + pa_hashmap_free(u->dbus_entries, free_dbus_entry_cb, NULL); + + pa_dbus_protocol_unref(u->dbus_protocol); + } +#endif + if (u->subscription) pa_subscription_free(u->subscription); |