diff options
Diffstat (limited to 'src/modules/dbus')
| -rw-r--r-- | src/modules/dbus/iface-card.c | 61 | ||||
| -rw-r--r-- | src/modules/dbus/iface-card.h | 40 | ||||
| -rw-r--r-- | src/modules/dbus/iface-client.c | 61 | ||||
| -rw-r--r-- | src/modules/dbus/iface-client.h | 40 | ||||
| -rw-r--r-- | src/modules/dbus/iface-core.c | 1968 | ||||
| -rw-r--r-- | src/modules/dbus/iface-core.h | 38 | ||||
| -rw-r--r-- | src/modules/dbus/iface-device.c | 105 | ||||
| -rw-r--r-- | src/modules/dbus/iface-device.h | 46 | ||||
| -rw-r--r-- | src/modules/dbus/iface-module.c | 61 | ||||
| -rw-r--r-- | src/modules/dbus/iface-module.h | 40 | ||||
| -rw-r--r-- | src/modules/dbus/iface-sample.c | 61 | ||||
| -rw-r--r-- | src/modules/dbus/iface-sample.h | 40 | ||||
| -rw-r--r-- | src/modules/dbus/iface-stream.c | 91 | ||||
| -rw-r--r-- | src/modules/dbus/iface-stream.h | 42 | ||||
| -rw-r--r-- | src/modules/dbus/module-dbus-protocol.c | 580 |
15 files changed, 3274 insertions, 0 deletions
diff --git a/src/modules/dbus/iface-card.c b/src/modules/dbus/iface-card.c new file mode 100644 index 00000000..db6aa26f --- /dev/null +++ b/src/modules/dbus/iface-card.c @@ -0,0 +1,61 @@ +/*** + 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 "iface-card.h" + +#define OBJECT_NAME "card" + +struct pa_dbusiface_card { + pa_card *card; + char *path; +}; + +pa_dbusiface_card *pa_dbusiface_card_new(pa_card *card, const char *path_prefix) { + pa_dbusiface_card *c; + + pa_assert(card); + pa_assert(path_prefix); + + c = pa_xnew(pa_dbusiface_card, 1); + c->card = card; + c->path = pa_sprintf_malloc("%s/%s%u", path_prefix, OBJECT_NAME, card->index); + + return c; +} + +void pa_dbusiface_card_free(pa_dbusiface_card *c) { + pa_assert(c); + + 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..54db610c --- /dev/null +++ b/src/modules/dbus/iface-card.h @@ -0,0 +1,40 @@ +#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> + +typedef struct pa_dbusiface_card pa_dbusiface_card; + +pa_dbusiface_card *pa_dbusiface_card_new(pa_card *card, const char *path_prefix); +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..cfa36d0c --- /dev/null +++ b/src/modules/dbus/iface-client.c @@ -0,0 +1,61 @@ +/*** + 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 "iface-client.h" + +#define OBJECT_NAME "client" + +struct pa_dbusiface_client { + pa_client *client; + char *path; +}; + +pa_dbusiface_client *pa_dbusiface_client_new(pa_client *client, const char *path_prefix) { + pa_dbusiface_client *c; + + pa_assert(client); + pa_assert(path_prefix); + + c = pa_xnew(pa_dbusiface_client, 1); + c->client = client; + c->path = pa_sprintf_malloc("%s/%s%u", path_prefix, OBJECT_NAME, client->index); + + return c; +} + +void pa_dbusiface_client_free(pa_dbusiface_client *c) { + pa_assert(c); + + 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..62cca7f8 --- /dev/null +++ b/src/modules/dbus/iface-client.h @@ -0,0 +1,40 @@ +#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.Card. + * + * See http://pulseaudio.org/wiki/DBusInterface for the Card interface + * documentation. + */ + +#include <pulsecore/client.h> + +typedef struct pa_dbusiface_client pa_dbusiface_client; + +pa_dbusiface_client *pa_dbusiface_client_new(pa_client *client, const char *path_prefix); +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..31f12603 --- /dev/null +++ b/src/modules/dbus/iface-core.c @@ -0,0 +1,1968 @@ +/*** + 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-module.h" +#include "iface-sample.h" +#include "iface-stream.h" + +#include "iface-core.h" + +#define OBJECT_PATH "/org/pulseaudio/core1" +#define INTERFACE_CORE "org.PulseAudio.Core1" + +#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, 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, 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, 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, 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, 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; +}; + +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 = upload_sample_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_NEW_SOURCE, + SIGNAL_SOURCE_REMOVED, + SIGNAL_FALLBACK_SOURCE_UPDATED, + 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_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_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_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_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 }, +}; + +static pa_dbus_interface_info core_interface_info = { + .name = INTERFACE_CORE, + .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, void *userdata) { + pa_dbusiface_core *c = userdata; + pa_channel_map new_channel_map; + DBusMessageIter msg_iter; + DBusMessageIter variant_iter; + DBusMessageIter array_iter; + dbus_uint32_t *default_channels; + int n_channels; + unsigned i; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + pa_channel_map_init(&new_channel_map); + + pa_assert_se(dbus_message_iter_init(msg, &msg_iter)); + + /* Skip the interface and property name arguments. */ + if (!dbus_message_iter_next(&msg_iter) || !dbus_message_iter_next(&msg_iter)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too few arguments."); + return; + } + + if (dbus_message_iter_get_arg_type(&msg_iter) != DBUS_TYPE_VARIANT) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Message argument isn't a variant."); + return; + } + + dbus_message_iter_recurse(&msg_iter, &variant_iter); + + if (dbus_message_iter_get_arg_type(&variant_iter) != DBUS_TYPE_ARRAY) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Variant doesn't contain an array."); + return; + } + + dbus_message_iter_recurse(&variant_iter, &array_iter); + + if (dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_UINT32) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Array type is not uint32."); + return; + } + + 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; + } + + 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."); + 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, void *userdata) { + pa_dbusiface_core *c = userdata; + dbus_uint32_t default_sample_format; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (pa_dbus_get_basic_set_property_arg(conn, msg, DBUS_TYPE_UINT32, &default_sample_format) < 0) + return; + + 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, void *userdata) { + pa_dbusiface_core *c = userdata; + dbus_uint32_t default_sample_rate; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + if (pa_dbus_get_basic_set_property_arg(conn, msg, DBUS_TYPE_UINT32, &default_sample_rate) < 0) + return; + + if (default_sample_rate <= 0 || default_sample_rate > PA_RATE_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample format."); + 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; + 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); + + for (i = 0, card = pa_hashmap_iterate(c->cards, &state, NULL); card; ++i, card = pa_hashmap_iterate(c->cards, &state, NULL)) + cards[i] = pa_dbusiface_card_get_path(card); + + pa_assert(i == *n); + + 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; + 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); + + for (i = 0, sink = pa_hashmap_iterate(c->sinks_by_index, &state, NULL); sink; ++i, sink = pa_hashmap_iterate(c->sinks_by_index, &state, NULL)) + sinks[i] = pa_dbusiface_device_get_path(sink); + + pa_assert(i == *n); + + 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, 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; + } + + if (pa_dbus_get_basic_set_property_arg(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path) < 0) + return; + + if (!(fallback_sink = pa_hashmap_get(c->sinks_by_path, object_path))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such sink."); + 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; + 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); + + for (i = 0, source = pa_hashmap_iterate(c->sources_by_index, &state, NULL); source; ++i, source = pa_hashmap_iterate(c->sources_by_index, &state, NULL)) + sources[i] = pa_dbusiface_device_get_path(source); + + pa_assert(i == *n); + + 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, 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; + } + + if (pa_dbus_get_basic_set_property_arg(conn, msg, DBUS_TYPE_OBJECT_PATH, &object_path) < 0) + return; + + if (!(fallback_source = pa_hashmap_get(c->sources_by_path, object_path))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such source."); + 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; + 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); + + for (i = 0, stream = pa_hashmap_iterate(c->playback_streams, &state, NULL); stream; ++i, stream = pa_hashmap_iterate(c->playback_streams, &state, NULL)) + streams[i] = pa_dbusiface_stream_get_path(stream); + + pa_assert(i == *n); + + 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; + 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); + + for (i = 0, stream = pa_hashmap_iterate(c->record_streams, &state, NULL); stream; ++i, stream = pa_hashmap_iterate(c->record_streams, &state, NULL)) + streams[i] = pa_dbusiface_stream_get_path(stream); + + pa_assert(i == *n); + + 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; + 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); + + for (i = 0, sample = pa_hashmap_iterate(c->samples, &state, NULL); sample; ++i, sample = pa_hashmap_iterate(c->samples, &state, NULL)) + samples[i] = pa_dbusiface_sample_get_path(sample); + + pa_assert(i == *n); + + 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; + 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); + + for (i = 0, module = pa_hashmap_iterate(c->modules, &state, NULL); module; ++i, module = pa_hashmap_iterate(c->modules, &state, NULL)) + modules[i] = pa_dbusiface_module_get_path(module); + + pa_assert(i == *n); + + 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; + 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); + + for (i = 0, client = pa_hashmap_iterate(c->clients, &state, NULL); client; ++i, client = pa_hashmap_iterate(c->clients, &state, NULL)) + clients[i] = pa_dbusiface_client_get_path(client); + + pa_assert(i == *n); + + 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; + DBusError error; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + dbus_error_init(&error); + + if (!dbus_message_get_args(msg, &error, DBUS_TYPE_STRING, &card_name, DBUS_TYPE_INVALID)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, error.message); + dbus_error_free(&error); + return; + } + + 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; + DBusError error; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + dbus_error_init(&error); + + if (!dbus_message_get_args(msg, &error, DBUS_TYPE_STRING, &sink_name, DBUS_TYPE_INVALID)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, error.message); + dbus_error_free(&error); + return; + } + + if (!(sink = pa_namereg_get(c->core, sink_name, PA_NAMEREG_SINK))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such sink."); + 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; + DBusError error; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + dbus_error_init(&error); + + if (!dbus_message_get_args(msg, &error, DBUS_TYPE_STRING, &source_name, DBUS_TYPE_INVALID)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, error.message); + dbus_error_free(&error); + return; + } + + if (!(source = pa_namereg_get(c->core, source_name, PA_NAMEREG_SOURCE))) { + pa_dbus_send_error(conn, msg, PA_DBUS_ERROR_NOT_FOUND, "No such source."); + 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; + DBusError error; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + dbus_error_init(&error); + + if (!dbus_message_get_args(msg, &error, DBUS_TYPE_STRING, &sample_name, DBUS_TYPE_INVALID)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, error.message); + dbus_error_free(&error); + return; + } + + 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; + const char *name; + dbus_uint32_t sample_format; + dbus_uint32_t sample_rate; + const dbus_uint32_t *channels; + unsigned n_channels; + const dbus_uint32_t *default_volume; + unsigned n_volume_entries; + pa_proplist *property_list; + const uint8_t *data; + unsigned data_length; + unsigned 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; + + if (!dbus_message_iter_init(msg, &msg_iter)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too few arguments."); + return; + } + + if (pa_dbus_get_basic_arg(conn, msg, &msg_iter, DBUS_TYPE_STRING, &name) < 0) + return; + + if (pa_dbus_get_basic_arg(conn, msg, &msg_iter, DBUS_TYPE_UINT32, &sample_format) < 0) + return; + + if (pa_dbus_get_basic_arg(conn, msg, &msg_iter, DBUS_TYPE_UINT32, &sample_rate) < 0) + return; + + if (pa_dbus_get_fixed_array_arg(conn, msg, &msg_iter, DBUS_TYPE_UINT32, &channels, &n_channels) < 0) + return; + + if (pa_dbus_get_fixed_array_arg(conn, msg, &msg_iter, DBUS_TYPE_UINT32, &default_volume, &n_volume_entries) < 0) + return; + + if (!(property_list = pa_dbus_get_proplist_arg(conn, msg, &msg_iter))) + return; + + if (pa_dbus_get_fixed_array_arg(conn, msg, &msg_iter, DBUS_TYPE_BYTE, &data, &data_length) < 0) + goto finish; + + 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 > PA_CHANNELS_MAX) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too many channels."); + 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."); + 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."); + 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."); + goto finish; + } + + ss.format = sample_format; + ss.rate = sample_rate; + ss.channels = n_channels; + + if (!pa_frame_aligned(data_length, &ss)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "The sample length in bytes doesn't align with the sample format and channels."); + 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(sample, OBJECT_PATH); + 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; + char *name; + const char *key; + const char *value; + char *escaped_value; + pa_strbuf *arg_buffer = NULL; + pa_module *module; + pa_dbusiface_module *dbus_module; + const char *object_path; + + 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; + } + + if (!dbus_message_iter_init(msg, &msg_iter)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Too few arguments."); + return; + } + + if (pa_dbus_get_basic_arg(conn, msg, &msg_iter, DBUS_TYPE_STRING, &name) < 0) + return; + + if (dbus_message_iter_get_arg_type(&msg_iter) != DBUS_TYPE_ARRAY) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Wrong argument type or too few arguments. An array was expected."); + return; + } + + if (dbus_message_iter_get_element_type(&msg_iter) != DBUS_TYPE_DICT_ENTRY) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Wrong array element type. A dict entry was expected."); + return; + } + + arg_buffer = pa_strbuf_new(); + + dbus_message_iter_recurse(&msg_iter, &dict_iter); + + while (dbus_message_iter_has_next(&dict_iter)) { + if (!pa_strbuf_isempty(arg_buffer)) + pa_strbuf_putc(arg_buffer, ' '); + + if (dbus_message_iter_get_arg_type(&dict_iter) != DBUS_TYPE_STRING) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Wrong dict key type. A string was expected."); + goto finish; + } + + dbus_message_iter_get_basic(&dict_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."); + goto finish; + } + + if (dbus_message_iter_get_arg_type(&dict_iter) != DBUS_TYPE_STRING) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Wrong dict value type. A string was expected."); + goto finish; + } + + dbus_message_iter_get_basic(&dict_iter, &value); + + escaped_value = pa_escape(value, "\""); + pa_strbuf_printf(arg_buffer, "%s=\"%s\"", key, escaped_value); + pa_xfree(escaped_value); + } + + if (!(module = pa_module_load(c->core, name, pa_strbuf_tostring(arg_buffer)))) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_FAILED, "Failed to load module."); + goto finish; + } + + dbus_module = pa_dbusiface_module_new(module, OBJECT_PATH); + 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); +} + +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; + DBusError error; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + dbus_error_init(&error); + + if (!dbus_message_get_args(msg, &error, DBUS_TYPE_STRING, &signal, DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH, &objects, &n_objects, DBUS_TYPE_INVALID)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, error.message); + dbus_error_free(&error); + goto finish; + } + + pa_dbus_protocol_add_signal_listener(c->dbus_protocol, conn, *signal ? signal : NULL, objects, n_objects); + + pa_dbus_send_empty_reply(conn, msg); + +finish: + 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; + DBusError error; + + pa_assert(conn); + pa_assert(msg); + pa_assert(c); + + dbus_error_init(&error); + + if (!dbus_message_get_args(msg, &error, DBUS_TYPE_STRING, &signal, DBUS_TYPE_INVALID)) { + pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, error.message); + dbus_error_free(&error); + return; + } + + 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 = NULL; + pa_dbusiface_device *device = NULL; + pa_dbusiface_stream *stream = NULL; + pa_dbusiface_sample *sample = NULL; + pa_dbusiface_module *module = NULL; + pa_dbusiface_client *client = 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) { + c->fallback_sink = new_fallback_sink; + + if (new_fallback_sink) { + pa_assert_se((device = pa_hashmap_get(c->sinks_by_index, PA_UINT32_TO_PTR(new_fallback_sink->index)))); + + object_path = pa_dbusiface_device_get_path(device); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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; + } + } + + if (c->fallback_source != new_fallback_source) { + c->fallback_source = new_fallback_source; + + if (new_fallback_source) { + pa_assert_se((device = pa_hashmap_get(c->sources_by_index, PA_UINT32_TO_PTR(new_fallback_source->index)))); + + object_path = pa_dbusiface_device_get_path(device); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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; + } + } + break; + + case PA_SUBSCRIPTION_EVENT_CARD: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + card = pa_dbusiface_card_new(pa_idxset_get_by_index(core->cards, idx), OBJECT_PATH); + pa_hashmap_put(c->cards, PA_UINT32_TO_PTR(idx), card); + + object_path = pa_dbusiface_card_get_path(card); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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) { + pa_assert_se((card = pa_hashmap_remove(c->cards, PA_UINT32_TO_PTR(idx)))); + + object_path = pa_dbusiface_card_get_path(card); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + + case PA_SUBSCRIPTION_EVENT_SINK: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + device = pa_dbusiface_device_new_sink(pa_idxset_get_by_index(core->sinks, idx), OBJECT_PATH); + object_path = pa_dbusiface_device_get_path(device); + + pa_hashmap_put(c->sinks_by_index, PA_UINT32_TO_PTR(idx), device); + pa_hashmap_put(c->sinks_by_path, object_path, device); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, signals[SIGNAL_NEW_SINK].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) { + pa_assert_se((device = pa_hashmap_remove(c->sinks_by_index, PA_UINT32_TO_PTR(idx)))); + object_path = pa_dbusiface_device_get_path(device); + pa_assert_se(pa_hashmap_remove(c->sinks_by_path, object_path)); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + + case PA_SUBSCRIPTION_EVENT_SOURCE: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + device = pa_dbusiface_device_new_source(pa_idxset_get_by_index(core->sources, idx), OBJECT_PATH); + object_path = pa_dbusiface_device_get_path(device); + + pa_hashmap_put(c->sources_by_index, PA_UINT32_TO_PTR(idx), device); + pa_hashmap_put(c->sources_by_path, object_path, device); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, signals[SIGNAL_NEW_SOURCE].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) { + pa_assert_se((device = pa_hashmap_remove(c->sources_by_index, PA_UINT32_TO_PTR(idx)))); + object_path = pa_dbusiface_device_get_path(device); + pa_assert_se(pa_hashmap_remove(c->sources_by_path, object_path)); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + + case PA_SUBSCRIPTION_EVENT_SINK_INPUT: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + stream = pa_dbusiface_stream_new_playback(pa_idxset_get_by_index(core->sink_inputs, idx), OBJECT_PATH); + pa_hashmap_put(c->playback_streams, PA_UINT32_TO_PTR(idx), stream); + + object_path = pa_dbusiface_stream_get_path(stream); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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) { + pa_assert_se((stream = pa_hashmap_remove(c->playback_streams, PA_UINT32_TO_PTR(idx)))); + + object_path = pa_dbusiface_stream_get_path(stream); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + + case PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + stream = pa_dbusiface_stream_new_record(pa_idxset_get_by_index(core->source_outputs, idx), OBJECT_PATH); + pa_hashmap_put(c->record_streams, PA_UINT32_TO_PTR(idx), stream); + + object_path = pa_dbusiface_stream_get_path(stream); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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) { + pa_assert_se((stream = pa_hashmap_remove(c->record_streams, PA_UINT32_TO_PTR(idx)))); + + object_path = pa_dbusiface_stream_get_path(stream); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + + case PA_SUBSCRIPTION_EVENT_SAMPLE_CACHE: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + /* We may have created the pa_dbusiface_sample object already + * in handle_upload_sample. */ + if (!(sample = pa_hashmap_get(c->samples, PA_UINT32_TO_PTR(idx)))) { + sample = pa_dbusiface_sample_new(pa_idxset_get_by_index(core->scache, idx), OBJECT_PATH); + pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(idx), sample); + } + + object_path = pa_dbusiface_sample_get_path(sample); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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) { + pa_assert_se((sample = pa_hashmap_remove(c->samples, PA_UINT32_TO_PTR(idx)))); + + object_path = pa_dbusiface_sample_get_path(sample); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + + case PA_SUBSCRIPTION_EVENT_MODULE: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + /* We may have created the pa_dbusiface_module object already + * in handle_load_module. */ + if (!(module = pa_hashmap_get(c->modules, PA_UINT32_TO_PTR(idx)))) { + module = pa_dbusiface_module_new(pa_idxset_get_by_index(core->modules, idx), OBJECT_PATH); + pa_hashmap_put(c->modules, PA_UINT32_TO_PTR(idx), module); + } + + object_path = pa_dbusiface_module_get_path(module); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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) { + pa_assert_se((module = pa_hashmap_remove(c->modules, PA_UINT32_TO_PTR(idx)))); + + object_path = pa_dbusiface_module_get_path(module); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + + case PA_SUBSCRIPTION_EVENT_CLIENT: + if ((t & PA_SUBSCRIPTION_EVENT_TYPE_MASK) == PA_SUBSCRIPTION_EVENT_NEW) { + client = pa_dbusiface_client_new(pa_idxset_get_by_index(core->clients, idx), OBJECT_PATH); + pa_hashmap_put(c->clients, PA_UINT32_TO_PTR(idx), client); + + object_path = pa_dbusiface_client_get_path(client); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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) { + pa_assert_se((client = pa_hashmap_remove(c->clients, PA_UINT32_TO_PTR(idx)))); + + object_path = pa_dbusiface_client_get_path(client); + + pa_assert_se((signal = dbus_message_new_signal(OBJECT_PATH, INTERFACE_CORE, 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); + } + break; + } + + if (signal) { + pa_dbus_protocol_send_signal(c->dbus_protocol, signal); + dbus_message_unref(signal); + } +} + +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 = 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); + + for (card = pa_idxset_first(core->cards, &idx); card; card = pa_idxset_next(core->cards, &idx)) + pa_hashmap_put(c->cards, PA_UINT32_TO_PTR(idx), pa_dbusiface_card_new(card, OBJECT_PATH)); + + for (sink = pa_idxset_first(core->sinks, &idx); sink; sink = pa_idxset_next(core->sinks, &idx)) { + device = pa_dbusiface_device_new_sink(sink, OBJECT_PATH); + 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); + } + + for (source = pa_idxset_first(core->sources, &idx); source; source = pa_idxset_next(core->sources, &idx)) { + device = pa_dbusiface_device_new_source(source, OBJECT_PATH); + 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); + } + + for (sink_input = pa_idxset_first(core->sink_inputs, &idx); sink_input; sink_input = pa_idxset_next(core->sink_inputs, &idx)) + pa_hashmap_put(c->playback_streams, PA_UINT32_TO_PTR(idx), pa_dbusiface_stream_new_playback(sink_input, OBJECT_PATH)); + + for (source_output = pa_idxset_first(core->source_outputs, &idx); source_output; source_output = pa_idxset_next(core->source_outputs, &idx)) + pa_hashmap_put(c->record_streams, PA_UINT32_TO_PTR(idx), pa_dbusiface_stream_new_record(source_output, OBJECT_PATH)); + + for (sample = pa_idxset_first(core->scache, &idx); sample; sample = pa_idxset_next(core->scache, &idx)) + pa_hashmap_put(c->samples, PA_UINT32_TO_PTR(idx), pa_dbusiface_sample_new(sample, OBJECT_PATH)); + + for (module = pa_idxset_first(core->modules, &idx); module; module = pa_idxset_next(core->modules, &idx)) + pa_hashmap_put(c->modules, PA_UINT32_TO_PTR(idx), pa_dbusiface_module_new(module, OBJECT_PATH)); + + for (client = pa_idxset_first(core->clients, &idx); client; client = pa_idxset_next(core->clients, &idx)) + pa_hashmap_put(c->clients, PA_UINT32_TO_PTR(idx), pa_dbusiface_client_new(client, OBJECT_PATH)); + + pa_dbus_protocol_add_interface(c->dbus_protocol, OBJECT_PATH, &core_interface_info, c); + + 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_dbus_protocol_remove_interface(c->dbus_protocol, OBJECT_PATH, INTERFACE_CORE); + + 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_dbus_protocol_unref(c->dbus_protocol); + + pa_xfree(c); +} diff --git a/src/modules/dbus/iface-core.h b/src/modules/dbus/iface-core.h new file mode 100644 index 00000000..964a37bd --- /dev/null +++ b/src/modules/dbus/iface-core.h @@ -0,0 +1,38 @@ +#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); + +#endif diff --git a/src/modules/dbus/iface-device.c b/src/modules/dbus/iface-device.c new file mode 100644 index 00000000..3b3795eb --- /dev/null +++ b/src/modules/dbus/iface-device.c @@ -0,0 +1,105 @@ +/*** + 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 "iface-device.h" + +#define SINK_OBJECT_NAME "sink" +#define SOURCE_OBJECT_NAME "source" + +enum device_type { + DEVICE_TYPE_SINK, + DEVICE_TYPE_SOURCE +}; + +struct pa_dbusiface_device { + union { + pa_sink *sink; + pa_source *source; + }; + enum device_type type; + char *path; +}; + +pa_dbusiface_device *pa_dbusiface_device_new_sink(pa_sink *sink, const char *path_prefix) { + pa_dbusiface_device *d; + + pa_assert(sink); + pa_assert(path_prefix); + + d = pa_xnew(pa_dbusiface_device, 1); + d->sink = pa_sink_ref(sink); + d->type = DEVICE_TYPE_SINK; + d->path = pa_sprintf_malloc("%s/%s%u", path_prefix, SINK_OBJECT_NAME, sink->index); + + return d; +} + +pa_dbusiface_device *pa_dbusiface_device_new_source(pa_source *source, const char *path_prefix) { + pa_dbusiface_device *d; + + pa_assert(source); + pa_assert(path_prefix); + + d = pa_xnew(pa_dbusiface_device, 1); + d->source = pa_source_ref(source); + d->type = DEVICE_TYPE_SOURCE; + d->path = pa_sprintf_malloc("%s/%s%u", path_prefix, SOURCE_OBJECT_NAME, source->index); + + return d; +} + +void pa_dbusiface_device_free(pa_dbusiface_device *d) { + pa_assert(d); + + if (d->type == DEVICE_TYPE_SINK) + pa_sink_unref(d->sink); + else + pa_source_unref(d->source); + + 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..81ad1d84 --- /dev/null +++ b/src/modules/dbus/iface-device.h @@ -0,0 +1,46 @@ +#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/sink.h> +#include <pulsecore/source.h> + +typedef struct pa_dbusiface_device pa_dbusiface_device; + +pa_dbusiface_device *pa_dbusiface_device_new_sink(pa_sink *sink, const char *path_prefix); +pa_dbusiface_device *pa_dbusiface_device_new_source(pa_source *source, const char *path_prefix); +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-module.c b/src/modules/dbus/iface-module.c new file mode 100644 index 00000000..1c95f9e6 --- /dev/null +++ b/src/modules/dbus/iface-module.c @@ -0,0 +1,61 @@ +/*** + 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 "iface-module.h" + +#define OBJECT_NAME "module" + +struct pa_dbusiface_module { + pa_module *module; + char *path; +}; + +pa_dbusiface_module *pa_dbusiface_module_new(pa_module *module, const char *path_prefix) { + pa_dbusiface_module *m; + + pa_assert(module); + pa_assert(path_prefix); + + m = pa_xnew(pa_dbusiface_module, 1); + m->module = module; + m->path = pa_sprintf_malloc("%s/%s%u", path_prefix, OBJECT_NAME, module->index); + + return m; +} + +void pa_dbusiface_module_free(pa_dbusiface_module *m) { + pa_assert(m); + + 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..7f683e6a --- /dev/null +++ b/src/modules/dbus/iface-module.h @@ -0,0 +1,40 @@ +#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> + +typedef struct pa_dbusiface_module pa_dbusiface_module; + +pa_dbusiface_module *pa_dbusiface_module_new(pa_module *module, const char *path_prefix); +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..b4a308a2 --- /dev/null +++ b/src/modules/dbus/iface-sample.c @@ -0,0 +1,61 @@ +/*** + 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 "iface-sample.h" + +#define OBJECT_NAME "sample" + +struct pa_dbusiface_sample { + pa_scache_entry *sample; + char *path; +}; + +pa_dbusiface_sample *pa_dbusiface_sample_new(pa_scache_entry *sample, const char *path_prefix) { + pa_dbusiface_sample *s; + + pa_assert(sample); + pa_assert(path_prefix); + + s = pa_xnew(pa_dbusiface_sample, 1); + s->sample = sample; + s->path = pa_sprintf_malloc("%s/%s%u", path_prefix, OBJECT_NAME, sample->index); + + return s; +} + +void pa_dbusiface_sample_free(pa_dbusiface_sample *s) { + pa_assert(s); + + 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..1b85404e --- /dev/null +++ b/src/modules/dbus/iface-sample.h @@ -0,0 +1,40 @@ +#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> + +typedef struct pa_dbusiface_sample pa_dbusiface_sample; + +pa_dbusiface_sample *pa_dbusiface_sample_new(pa_scache_entry *sample, const char *path_prefix); +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..1d9ffee6 --- /dev/null +++ b/src/modules/dbus/iface-stream.c @@ -0,0 +1,91 @@ +/*** + 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 "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 { + union { + pa_sink_input *sink_input; + pa_source_output *source_output; + }; + enum stream_type type; + char *path; +}; + +pa_dbusiface_stream *pa_dbusiface_stream_new_playback(pa_sink_input *sink_input, const char *path_prefix) { + pa_dbusiface_stream *s; + + pa_assert(sink_input); + pa_assert(path_prefix); + + s = pa_xnew(pa_dbusiface_stream, 1); + s->sink_input = pa_sink_input_ref(sink_input); + s->type = STREAM_TYPE_PLAYBACK; + s->path = pa_sprintf_malloc("%s/%s%u", path_prefix, PLAYBACK_OBJECT_NAME, sink_input->index); + + return s; +} + +pa_dbusiface_stream *pa_dbusiface_stream_new_record(pa_source_output *source_output, const char *path_prefix) { + pa_dbusiface_stream *s; + + pa_assert(source_output); + pa_assert(path_prefix); + + s = pa_xnew(pa_dbusiface_stream, 1); + s->source_output = pa_source_output_ref(source_output); + s->type = STREAM_TYPE_RECORD; + s->path = pa_sprintf_malloc("%s/%s%u", path_prefix, RECORD_OBJECT_NAME, source_output->index); + + return s; +} + +void pa_dbusiface_stream_free(pa_dbusiface_stream *s) { + pa_assert(s); + + if (s->type == STREAM_TYPE_PLAYBACK) + pa_sink_input_unref(s->sink_input); + else + pa_source_output_unref(s->source_output); + + 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..cc2f3d61 --- /dev/null +++ b/src/modules/dbus/iface-stream.h @@ -0,0 +1,42 @@ +#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/sink-input.h> +#include <pulsecore/source-output.h> + +typedef struct pa_dbusiface_stream pa_dbusiface_stream; + +pa_dbusiface_stream *pa_dbusiface_stream_new_playback(pa_sink_input *sink_input, const char *path_prefix); +pa_dbusiface_stream *pa_dbusiface_stream_new_record(pa_source_output *source_output, const char *path_prefix); +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..807d32da --- /dev/null +++ b/src/modules/dbus/module-dbus-protocol.c @@ -0,0 +1,580 @@ +/*** + 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-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); + + pa_log_info("Connection killed."); +} + +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"); /* TODO: It's probably possible to generate a fancier name. Other props? */ + 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 = NULL; /* TODO: Implement this. */ + 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; +} |