diff options
Diffstat (limited to 'src/polyp/polyplib-introspect.c')
| -rw-r--r-- | src/polyp/polyplib-introspect.c | 1003 |
1 files changed, 1003 insertions, 0 deletions
diff --git a/src/polyp/polyplib-introspect.c b/src/polyp/polyplib-introspect.c new file mode 100644 index 00000000..0bdffa35 --- /dev/null +++ b/src/polyp/polyplib-introspect.c @@ -0,0 +1,1003 @@ +/* $Id$ */ + +/*** + This file is part of polypaudio. + + polypaudio 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 of the License, + or (at your option) any later version. + + polypaudio 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 polypaudio; 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 <assert.h> + +#include "polyplib-introspect.h" +#include "polyplib-context.h" +#include "polyplib-internal.h" +#include <polypcore/pstream-util.h> +#include <polypcore/gccmacro.h> + +/*** Statistics ***/ + +static void context_stat_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + pa_stat_info i, *p = &i; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + p = NULL; + } else if (pa_tagstruct_getu32(t, &i.memblock_total) < 0 || + pa_tagstruct_getu32(t, &i.memblock_total_size) < 0 || + pa_tagstruct_getu32(t, &i.memblock_allocated) < 0 || + pa_tagstruct_getu32(t, &i.memblock_allocated_size) < 0 || + pa_tagstruct_getu32(t, &i.scache_size) < 0 || + !pa_tagstruct_eof(t)) { + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_stat_info*_i, void *_userdata) = (void (*)(pa_context *s, const pa_stat_info*_i, void *_userdata)) o->callback; + cb(o->context, p, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_stat(pa_context *c, void (*cb)(pa_context *c, const pa_stat_info*i, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_STAT, context_stat_callback, (pa_operation_callback) cb, userdata); +} + +/*** Server Info ***/ + +static void context_get_server_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + pa_server_info i, *p = &i; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + p = NULL; + } else if (pa_tagstruct_gets(t, &i.server_name) < 0 || + pa_tagstruct_gets(t, &i.server_version) < 0 || + pa_tagstruct_gets(t, &i.user_name) < 0 || + pa_tagstruct_gets(t, &i.host_name) < 0 || + pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 || + pa_tagstruct_gets(t, &i.default_sink_name) < 0 || + pa_tagstruct_gets(t, &i.default_source_name) < 0 || + pa_tagstruct_getu32(t, &i.cookie) < 0 || + !pa_tagstruct_eof(t)) { + + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_server_info*_i, void *_userdata) = (void (*)(pa_context *s, const pa_server_info*_i, void *_userdata)) o->callback; + cb(o->context, p, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_server_info(pa_context *c, void (*cb)(pa_context *c, const pa_server_info*i, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_SERVER_INFO, context_get_server_info_callback, (pa_operation_callback) cb, userdata); +} + +/*** Sink Info ***/ + +static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_sink_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_gets(t, &i.description) < 0 || + pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 || + pa_tagstruct_get_channel_map(t, &i.channel_map) < 0 || + pa_tagstruct_getu32(t, &i.owner_module) < 0 || + pa_tagstruct_get_cvolume(t, &i.volume) < 0 || + pa_tagstruct_getu32(t, &i.monitor_source) < 0 || + pa_tagstruct_gets(t, &i.monitor_source_name) < 0 || + pa_tagstruct_get_usec(t, &i.latency) < 0 || + pa_tagstruct_gets(t, &i.driver) < 0) { + + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_sink_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_sink_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_sink_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_sink_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_sink_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_sink_info *i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_SINK_INFO_LIST, context_get_sink_info_callback, (pa_operation_callback) cb, userdata); +} + +pa_operation* pa_context_get_sink_info_by_index(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_sink_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SINK_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_tagstruct_puts(t, NULL); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sink_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_sink_info_by_name(pa_context *c, const char *name, void (*cb)(pa_context *c, const pa_sink_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SINK_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, PA_INVALID_INDEX); + pa_tagstruct_puts(t, name); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sink_info_callback, o); + + return pa_operation_ref(o); +} + +/*** Source info ***/ + +static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_source_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_gets(t, &i.description) < 0 || + pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 || + pa_tagstruct_get_channel_map(t, &i.channel_map) < 0 || + pa_tagstruct_getu32(t, &i.owner_module) < 0 || + pa_tagstruct_getu32(t, &i.monitor_of_sink) < 0 || + pa_tagstruct_gets(t, &i.monitor_of_sink_name) < 0 || + pa_tagstruct_get_usec(t, &i.latency) < 0 || + pa_tagstruct_gets(t, &i.driver) < 0) { + + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_source_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_source_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_source_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_source_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_source_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_source_info *i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_SOURCE_INFO_LIST, context_get_source_info_callback, (pa_operation_callback) cb, userdata); +} + +pa_operation* pa_context_get_source_info_by_index(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_source_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SOURCE_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_tagstruct_puts(t, NULL); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_source_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_source_info_by_name(pa_context *c, const char *name, void (*cb)(pa_context *c, const pa_source_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SOURCE_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, PA_INVALID_INDEX); + pa_tagstruct_puts(t, name); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_source_info_callback, o); + + return pa_operation_ref(o); +} + +/*** Client info ***/ + +static void context_get_client_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_client_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_getu32(t, &i.owner_module) < 0 || + pa_tagstruct_gets(t, &i.driver) < 0 ) { + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_client_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_client_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_client_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_client_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_client_info(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_client_info*i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_CLIENT_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_client_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_client_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_client_info*i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_CLIENT_INFO_LIST, context_get_client_info_callback, (pa_operation_callback) cb, userdata); +} + +/*** Module info ***/ + +static void context_get_module_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_module_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_gets(t, &i.argument) < 0 || + pa_tagstruct_getu32(t, &i.n_used) < 0 || + pa_tagstruct_get_boolean(t, &i.auto_unload) < 0) { + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_module_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_module_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_module_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_module_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_module_info(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_module_info*i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_MODULE_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_module_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_module_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_module_info*i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_MODULE_INFO_LIST, context_get_module_info_callback, (pa_operation_callback) cb, userdata); +} + +/*** Sink input info ***/ + +static void context_get_sink_input_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_sink_input_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_getu32(t, &i.owner_module) < 0 || + pa_tagstruct_getu32(t, &i.client) < 0 || + pa_tagstruct_getu32(t, &i.sink) < 0 || + pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 || + pa_tagstruct_get_channel_map(t, &i.channel_map) < 0 || + pa_tagstruct_get_cvolume(t, &i.volume) < 0 || + pa_tagstruct_get_usec(t, &i.buffer_usec) < 0 || + pa_tagstruct_get_usec(t, &i.sink_usec) < 0 || + pa_tagstruct_gets(t, &i.resample_method) < 0 || + pa_tagstruct_gets(t, &i.driver) < 0) { + + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_sink_input_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_sink_input_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_sink_input_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_sink_input_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_sink_input_info(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_sink_input_info*i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SINK_INPUT_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sink_input_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_sink_input_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_sink_input_info*i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_SINK_INPUT_INFO_LIST, context_get_sink_input_info_callback, (pa_operation_callback) cb, userdata); +} + +/*** Source output info ***/ + +static void context_get_source_output_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_source_output_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_getu32(t, &i.owner_module) < 0 || + pa_tagstruct_getu32(t, &i.client) < 0 || + pa_tagstruct_getu32(t, &i.source) < 0 || + pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 || + pa_tagstruct_get_channel_map(t, &i.channel_map) < 0 || + pa_tagstruct_get_usec(t, &i.buffer_usec) < 0 || + pa_tagstruct_get_usec(t, &i.source_usec) < 0 || + pa_tagstruct_gets(t, &i.resample_method) < 0 || + pa_tagstruct_gets(t, &i.driver) < 0) { + + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_source_output_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_source_output_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_source_output_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_source_output_info*_i, int _eof, void *_userdata))o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_source_output_info(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_source_output_info*i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SOURCE_OUTPUT_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_source_output_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_source_output_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_source_output_info*i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST, context_get_source_output_info_callback, (pa_operation_callback) cb, userdata); +} + +/*** Volume manipulation ***/ + +pa_operation* pa_context_set_sink_volume_by_index(pa_context *c, uint32_t idx, const pa_cvolume *volume, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && idx != PA_INVALID_INDEX); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_SET_SINK_VOLUME); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_tagstruct_puts(t, NULL); + pa_tagstruct_put_cvolume(t, volume); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_set_sink_volume_by_name(pa_context *c, const char *name, const pa_cvolume *volume, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && name); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_SET_SINK_VOLUME); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, PA_INVALID_INDEX); + pa_tagstruct_puts(t, name); + pa_tagstruct_put_cvolume(t, volume); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_set_sink_input_volume(pa_context *c, uint32_t idx, const pa_cvolume *volume, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && idx != PA_INVALID_INDEX); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_SET_SINK_INPUT_VOLUME); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_tagstruct_put_cvolume(t, volume); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o); + + return pa_operation_ref(o); +} + +/** Sample Cache **/ + +static void context_get_sample_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_sample_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_get_cvolume(t, &i.volume) < 0 || + pa_tagstruct_get_usec(t, &i.duration) < 0 || + pa_tagstruct_get_sample_spec(t, &i.sample_spec) < 0 || + pa_tagstruct_get_channel_map(t, &i.channel_map) < 0 || + pa_tagstruct_getu32(t, &i.bytes) < 0 || + pa_tagstruct_get_boolean(t, &i.lazy) < 0 || + pa_tagstruct_gets(t, &i.filename) < 0) { + + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_sample_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_sample_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_sample_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_sample_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_sample_info_by_name(pa_context *c, const char *name, void (*cb)(pa_context *c, const pa_sample_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb && name); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SAMPLE_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, PA_INVALID_INDEX); + pa_tagstruct_puts(t, name); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sample_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_sample_info_by_index(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_sample_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_SAMPLE_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_tagstruct_puts(t, NULL); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_sample_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_sample_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_sample_info *i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_SAMPLE_INFO_LIST, context_get_sample_info_callback, (pa_operation_callback) cb, userdata); +} + +static pa_operation* command_kill(pa_context *c, uint32_t command, uint32_t idx, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && idx != PA_INVALID_INDEX); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, command); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_kill_client(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + return command_kill(c, PA_COMMAND_KILL_CLIENT, idx, cb, userdata); +} + +pa_operation* pa_context_kill_sink_input(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + return command_kill(c, PA_COMMAND_KILL_SINK_INPUT, idx, cb, userdata); +} + +pa_operation* pa_context_kill_source_output(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + return command_kill(c, PA_COMMAND_KILL_SOURCE_OUTPUT, idx, cb, userdata); +} + +static void load_module_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + uint32_t idx = -1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + } else if (pa_tagstruct_getu32(t, &idx) < 0 || + !pa_tagstruct_eof(t)) { + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *c, uint32_t _idx, void *_userdata) = (void (*)(pa_context *c, uint32_t _idx, void *_userdata)) o->callback; + cb(o->context, idx, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_load_module(pa_context *c, const char*name, const char *argument, void (*cb)(pa_context *c, uint32_t idx, void *userdata), void *userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && name && argument); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_LOAD_MODULE); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_puts(t, name); + pa_tagstruct_puts(t, argument); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, load_module_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_unload_module(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, int success, void *userdata), void *userdata) { + return command_kill(c, PA_COMMAND_UNLOAD_MODULE, idx, cb, userdata); +} + +/*** Autoload stuff ***/ + +static void context_get_autoload_info_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + int eof = 1; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + eof = -1; + } else { + + while (!pa_tagstruct_eof(t)) { + pa_autoload_info i; + + if (pa_tagstruct_getu32(t, &i.index) < 0 || + pa_tagstruct_gets(t, &i.name) < 0 || + pa_tagstruct_getu32(t, &i.type) < 0 || + pa_tagstruct_gets(t, &i.module) < 0 || + pa_tagstruct_gets(t, &i.argument) < 0) { + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_autoload_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_autoload_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, &i, 0, o->userdata); + } + } + } + + if (o->callback) { + void (*cb)(pa_context *s, const pa_autoload_info*_i, int _eof, void *_userdata) = (void (*)(pa_context *s, const pa_autoload_info*_i, int _eof, void *_userdata)) o->callback; + cb(o->context, NULL, eof, o->userdata); + } + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_get_autoload_info_by_name(pa_context *c, const char *name, pa_autoload_type_t type, void (*cb)(pa_context *c, const pa_autoload_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb && name); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_AUTOLOAD_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_puts(t, name); + pa_tagstruct_putu32(t, type); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_autoload_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_autoload_info_by_index(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, const pa_autoload_info *i, int is_last, void *userdata), void *userdata) { + pa_tagstruct *t; + pa_operation *o; + uint32_t tag; + assert(c && cb && idx != PA_INVALID_INDEX); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_GET_AUTOLOAD_INFO); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_get_autoload_info_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_get_autoload_info_list(pa_context *c, void (*cb)(pa_context *c, const pa_autoload_info *i, int is_last, void *userdata), void *userdata) { + return pa_context_send_simple_command(c, PA_COMMAND_GET_AUTOLOAD_INFO_LIST, context_get_autoload_info_callback, (pa_operation_callback) cb, userdata); +} + +static void context_add_autoload_callback(pa_pdispatch *pd, uint32_t command, PA_GCC_UNUSED uint32_t tag, pa_tagstruct *t, void *userdata) { + pa_operation *o = userdata; + uint32_t idx; + assert(pd && o && o->context && o->ref >= 1); + + if (command != PA_COMMAND_REPLY) { + if (pa_context_handle_error(o->context, command, t) < 0) + goto finish; + + idx = PA_INVALID_INDEX; + } else if (pa_tagstruct_getu32(t, &idx) || + !pa_tagstruct_eof(t)) { + pa_context_fail(o->context, PA_ERROR_PROTOCOL); + goto finish; + } + + if (o->callback) { + void (*cb)(pa_context *s, uint32_t _idx, void *_userdata) = (void (*)(pa_context *s, uint32_t _idx, void *_userdata)) o->callback; + cb(o->context, idx, o->userdata); + } + + +finish: + pa_operation_done(o); + pa_operation_unref(o); +} + +pa_operation* pa_context_add_autoload(pa_context *c, const char *name, pa_autoload_type_t type, const char *module, const char*argument, void (*cb)(pa_context *c, int success, void *userdata), void* userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && name && module && argument); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_ADD_AUTOLOAD); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_puts(t, name); + pa_tagstruct_putu32(t, type); + pa_tagstruct_puts(t, module); + pa_tagstruct_puts(t, argument); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, context_add_autoload_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_remove_autoload_by_name(pa_context *c, const char *name, pa_autoload_type_t type, void (*cb)(pa_context *c, int success, void *userdata), void* userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && name); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_REMOVE_AUTOLOAD); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_puts(t, name); + pa_tagstruct_putu32(t, type); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o); + + return pa_operation_ref(o); +} + +pa_operation* pa_context_remove_autoload_by_index(pa_context *c, uint32_t idx, void (*cb)(pa_context *c, int success, void *userdata), void* userdata) { + pa_operation *o; + pa_tagstruct *t; + uint32_t tag; + assert(c && idx != PA_INVALID_INDEX); + + o = pa_operation_new(c, NULL); + o->callback = (pa_operation_callback) cb; + o->userdata = userdata; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_REMOVE_AUTOLOAD); + pa_tagstruct_putu32(t, tag = c->ctag++); + pa_tagstruct_putu32(t, idx); + pa_pstream_send_tagstruct(c->pstream, t); + pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o); + + return pa_operation_ref(o); +} |