pulseaudio/src/pulse/introspect.c
Ondrej Holecek 5effc83479 update FSF addresses to FSF web page
FSF addresses used in PA sources are no longer valid and rpmlint
generates numerous warnings during packaging because of this.
This patch changes all FSF addresses to FSF web page according to
the GPL how-to: https://www.gnu.org/licenses/gpl-howto.en.html

Done automatically by sed-ing through sources.
2015-01-14 22:20:40 +02:00

2186 lines
79 KiB
C

/***
This file is part of PulseAudio.
Copyright 2004-2006 Lennart Poettering
Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
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, see <http://www.gnu.org/licenses/>.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <pulse/context.h>
#include <pulse/direction.h>
#include <pulse/xmalloc.h>
#include <pulse/fork-detect.h>
#include <pulsecore/macro.h>
#include <pulsecore/core-util.h>
#include <pulsecore/pstream-util.h>
#include "internal.h"
#include "introspect.h"
/*** Statistics ***/
static void context_stat_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
pa_stat_info i, *p = &i;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
pa_zero(i);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 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_ERR_PROTOCOL);
goto finish;
}
if (o->callback) {
pa_stat_info_cb_t cb = (pa_stat_info_cb_t) 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, pa_stat_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_STAT, context_stat_callback, (pa_operation_cb_t) cb, userdata);
}
/*** Server Info ***/
static void context_get_server_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
pa_server_info i, *p = &i;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
pa_zero(i);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 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 ||
(o->context->version >= 15 &&
pa_tagstruct_get_channel_map(t, &i.channel_map) < 0) ||
!pa_tagstruct_eof(t)) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
if (p && o->context->version < 15)
pa_channel_map_init_extend(&i.channel_map, i.sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
if (o->callback) {
pa_server_info_cb_t cb = (pa_server_info_cb_t) 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, pa_server_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_SERVER_INFO, context_get_server_info_callback, (pa_operation_cb_t) cb, userdata);
}
/*** Sink Info ***/
static void context_get_sink_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_sink_info i;
uint32_t j;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
/* For safety in case someone use fail: outside the while loop below */
pa_zero(i);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
bool mute;
uint32_t flags;
uint32_t state;
const char *ap = NULL;
pa_zero(i);
i.proplist = pa_proplist_new();
i.base_volume = PA_VOLUME_NORM;
i.n_volume_steps = PA_VOLUME_NORM+1;
mute = false;
state = PA_SINK_INVALID_STATE;
i.card = PA_INVALID_INDEX;
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_get_boolean(t, &mute) < 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_tagstruct_getu32(t, &flags) < 0 ||
(o->context->version >= 13 &&
(pa_tagstruct_get_proplist(t, i.proplist) < 0 ||
pa_tagstruct_get_usec(t, &i.configured_latency) < 0)) ||
(o->context->version >= 15 &&
(pa_tagstruct_get_volume(t, &i.base_volume) < 0 ||
pa_tagstruct_getu32(t, &state) < 0 ||
pa_tagstruct_getu32(t, &i.n_volume_steps) < 0 ||
pa_tagstruct_getu32(t, &i.card) < 0)) ||
(o->context->version >= 16 &&
(pa_tagstruct_getu32(t, &i.n_ports)))) {
goto fail;
}
if (o->context->version >= 16) {
if (i.n_ports > 0) {
i.ports = pa_xnew(pa_sink_port_info*, i.n_ports+1);
i.ports[0] = pa_xnew(pa_sink_port_info, i.n_ports);
for (j = 0; j < i.n_ports; j++) {
i.ports[j] = &i.ports[0][j];
if (pa_tagstruct_gets(t, &i.ports[j]->name) < 0 ||
pa_tagstruct_gets(t, &i.ports[j]->description) < 0 ||
pa_tagstruct_getu32(t, &i.ports[j]->priority) < 0) {
goto fail;
}
i.ports[j]->available = PA_PORT_AVAILABLE_UNKNOWN;
if (o->context->version >= 24) {
uint32_t av;
if (pa_tagstruct_getu32(t, &av) < 0 || av > PA_PORT_AVAILABLE_YES)
goto fail;
i.ports[j]->available = av;
}
}
i.ports[j] = NULL;
}
if (pa_tagstruct_gets(t, &ap) < 0)
goto fail;
if (ap) {
for (j = 0; j < i.n_ports; j++)
if (pa_streq(i.ports[j]->name, ap)) {
i.active_port = i.ports[j];
break;
}
}
}
if (o->context->version >= 21) {
uint8_t n_formats;
if (pa_tagstruct_getu8(t, &n_formats) < 0 || n_formats < 1)
goto fail;
i.formats = pa_xnew0(pa_format_info*, n_formats);
for (j = 0; j < n_formats; j++) {
i.n_formats++;
i.formats[j] = pa_format_info_new();
if (pa_tagstruct_get_format_info(t, i.formats[j]) < 0)
goto fail;
}
}
i.mute = (int) mute;
i.flags = (pa_sink_flags_t) flags;
i.state = (pa_sink_state_t) state;
if (o->callback) {
pa_sink_info_cb_t cb = (pa_sink_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
if (i.formats) {
for (j = 0; j < i.n_formats; j++)
pa_format_info_free(i.formats[j]);
pa_xfree(i.formats);
}
if (i.ports) {
pa_xfree(i.ports[0]);
pa_xfree(i.ports);
}
pa_proplist_free(i.proplist);
}
}
if (o->callback) {
pa_sink_info_cb_t cb = (pa_sink_info_cb_t) o->callback;
cb(o->context, NULL, eol, o->userdata);
}
finish:
pa_operation_done(o);
pa_operation_unref(o);
return;
fail:
pa_assert(i.proplist);
pa_context_fail(o->context, PA_ERR_PROTOCOL);
if (i.formats) {
for (j = 0; j < i.n_formats; j++)
pa_format_info_free(i.formats[j]);
pa_xfree(i.formats);
}
if (i.ports) {
pa_xfree(i.ports[0]);
pa_xfree(i.ports);
}
pa_proplist_free(i.proplist);
goto finish;
}
pa_operation* pa_context_get_sink_info_list(pa_context *c, pa_sink_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_SINK_INFO_LIST, context_get_sink_info_callback, (pa_operation_cb_t) cb, userdata);
}
pa_operation* pa_context_get_sink_info_by_index(pa_context *c, uint32_t idx, pa_sink_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SINK_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_sink_info_by_name(pa_context *c, const char *name, pa_sink_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SINK_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_sink_port_by_index(pa_context *c, uint32_t idx, const char*port, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 16, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_PORT, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, NULL);
pa_tagstruct_puts(t, port);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_sink_port_by_name(pa_context *c, const char *name, const char*port, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 16, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_PORT, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, name);
pa_tagstruct_puts(t, port);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
/*** Source info ***/
static void context_get_source_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_source_info i;
uint32_t j;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
/* For safety in case someone use fail: outside the while loop below */
pa_zero(i);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
bool mute;
uint32_t flags;
uint32_t state;
const char *ap;
pa_zero(i);
i.proplist = pa_proplist_new();
i.base_volume = PA_VOLUME_NORM;
i.n_volume_steps = PA_VOLUME_NORM+1;
mute = false;
state = PA_SOURCE_INVALID_STATE;
i.card = PA_INVALID_INDEX;
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_get_boolean(t, &mute) < 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_tagstruct_getu32(t, &flags) < 0 ||
(o->context->version >= 13 &&
(pa_tagstruct_get_proplist(t, i.proplist) < 0 ||
pa_tagstruct_get_usec(t, &i.configured_latency) < 0)) ||
(o->context->version >= 15 &&
(pa_tagstruct_get_volume(t, &i.base_volume) < 0 ||
pa_tagstruct_getu32(t, &state) < 0 ||
pa_tagstruct_getu32(t, &i.n_volume_steps) < 0 ||
pa_tagstruct_getu32(t, &i.card) < 0)) ||
(o->context->version >= 16 &&
(pa_tagstruct_getu32(t, &i.n_ports)))) {
goto fail;
}
if (o->context->version >= 16) {
if (i.n_ports > 0) {
i.ports = pa_xnew(pa_source_port_info*, i.n_ports+1);
i.ports[0] = pa_xnew(pa_source_port_info, i.n_ports);
for (j = 0; j < i.n_ports; j++) {
i.ports[j] = &i.ports[0][j];
if (pa_tagstruct_gets(t, &i.ports[j]->name) < 0 ||
pa_tagstruct_gets(t, &i.ports[j]->description) < 0 ||
pa_tagstruct_getu32(t, &i.ports[j]->priority) < 0) {
goto fail;
}
i.ports[j]->available = PA_PORT_AVAILABLE_UNKNOWN;
if (o->context->version >= 24) {
uint32_t av;
if (pa_tagstruct_getu32(t, &av) < 0 || av > PA_PORT_AVAILABLE_YES)
goto fail;
i.ports[j]->available = av;
}
}
i.ports[j] = NULL;
}
if (pa_tagstruct_gets(t, &ap) < 0)
goto fail;
if (ap) {
for (j = 0; j < i.n_ports; j++)
if (pa_streq(i.ports[j]->name, ap)) {
i.active_port = i.ports[j];
break;
}
}
}
if (o->context->version >= 22) {
uint8_t n_formats;
if (pa_tagstruct_getu8(t, &n_formats) < 0 || n_formats < 1)
goto fail;
i.formats = pa_xnew0(pa_format_info*, n_formats);
for (j = 0; j < n_formats; j++) {
i.n_formats++;
i.formats[j] = pa_format_info_new();
if (pa_tagstruct_get_format_info(t, i.formats[j]) < 0)
goto fail;
}
}
i.mute = (int) mute;
i.flags = (pa_source_flags_t) flags;
i.state = (pa_source_state_t) state;
if (o->callback) {
pa_source_info_cb_t cb = (pa_source_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
if (i.formats) {
for (j = 0; j < i.n_formats; j++)
pa_format_info_free(i.formats[j]);
pa_xfree(i.formats);
}
if (i.ports) {
pa_xfree(i.ports[0]);
pa_xfree(i.ports);
}
pa_proplist_free(i.proplist);
}
}
if (o->callback) {
pa_source_info_cb_t cb = (pa_source_info_cb_t) o->callback;
cb(o->context, NULL, eol, o->userdata);
}
finish:
pa_operation_done(o);
pa_operation_unref(o);
return;
fail:
pa_assert(i.proplist);
pa_context_fail(o->context, PA_ERR_PROTOCOL);
if (i.formats) {
for (j = 0; j < i.n_formats; j++)
pa_format_info_free(i.formats[j]);
pa_xfree(i.formats);
}
if (i.ports) {
pa_xfree(i.ports[0]);
pa_xfree(i.ports);
}
pa_proplist_free(i.proplist);
goto finish;
}
pa_operation* pa_context_get_source_info_list(pa_context *c, pa_source_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_SOURCE_INFO_LIST, context_get_source_info_callback, (pa_operation_cb_t) cb, userdata);
}
pa_operation* pa_context_get_source_info_by_index(pa_context *c, uint32_t idx, pa_source_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SOURCE_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_source_info_by_name(pa_context *c, const char *name, pa_source_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SOURCE_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_port_by_index(pa_context *c, uint32_t idx, const char*port, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 16, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_PORT, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, NULL);
pa_tagstruct_puts(t, port);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_port_by_name(pa_context *c, const char *name, const char*port, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 16, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_PORT, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, name);
pa_tagstruct_puts(t, port);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
/*** Client info ***/
static void context_get_client_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
pa_client_info i;
pa_zero(i);
i.proplist = pa_proplist_new();
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 ||
(o->context->version >= 13 && pa_tagstruct_get_proplist(t, i.proplist) < 0)) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
pa_proplist_free(i.proplist);
goto finish;
}
if (o->callback) {
pa_client_info_cb_t cb = (pa_client_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
pa_proplist_free(i.proplist);
}
}
if (o->callback) {
pa_client_info_cb_t cb = (pa_client_info_cb_t) o->callback;
cb(o->context, NULL, eol, o->userdata);
}
finish:
pa_operation_done(o);
pa_operation_unref(o);
}
pa_operation* pa_context_get_client_info(pa_context *c, uint32_t idx, pa_client_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_CLIENT_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_client_info_list(pa_context *c, pa_client_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_CLIENT_INFO_LIST, context_get_client_info_callback, (pa_operation_cb_t) cb, userdata);
}
/*** Card info ***/
static void card_info_free(pa_card_info* i) {
if (i->proplist)
pa_proplist_free(i->proplist);
pa_xfree(i->profiles);
if (i->n_profiles) {
uint32_t j;
for (j = 0; j < i->n_profiles; j++)
pa_xfree(i->profiles2[j]);
pa_xfree(i->profiles2);
}
if (i->ports) {
uint32_t j;
for (j = 0; j < i->n_ports; j++) {
if (i->ports[j]) {
if (i->ports[j]->profiles)
pa_xfree(i->ports[j]->profiles);
if (i->ports[j]->profiles2)
pa_xfree(i->ports[j]->profiles2);
if (i->ports[j]->proplist)
pa_proplist_free(i->ports[j]->proplist);
}
}
pa_xfree(i->ports[0]);
pa_xfree(i->ports);
}
}
static int fill_card_port_info(pa_context *context, pa_tagstruct* t, pa_card_info* i) {
uint32_t j, k, l;
if (pa_tagstruct_getu32(t, &i->n_ports) < 0)
return -PA_ERR_PROTOCOL;
if (i->n_ports == 0) {
i->ports = NULL;
return 0;
}
i->ports = pa_xnew0(pa_card_port_info*, i->n_ports+1);
i->ports[0] = pa_xnew0(pa_card_port_info, i->n_ports);
for (j = 0; j < i->n_ports; j++) {
uint8_t direction;
uint32_t available;
pa_card_port_info* port = i->ports[j] = &i->ports[0][j];
port->proplist = pa_proplist_new();
if (pa_tagstruct_gets(t, &port->name) < 0 ||
pa_tagstruct_gets(t, &port->description) < 0 ||
pa_tagstruct_getu32(t, &port->priority) < 0 ||
pa_tagstruct_getu32(t, &available) < 0 ||
pa_tagstruct_getu8(t, &direction) < 0 ||
!pa_direction_valid(direction) ||
pa_tagstruct_get_proplist(t, port->proplist) < 0 ||
pa_tagstruct_getu32(t, &port->n_profiles) < 0) {
return -PA_ERR_PROTOCOL;
}
if (available > PA_PORT_AVAILABLE_YES ) {
return -PA_ERR_PROTOCOL;
}
port->direction = direction;
port->available = available;
if (port->n_profiles > 0) {
port->profiles = pa_xnew0(pa_card_profile_info*, i->n_profiles+1);
port->profiles2 = pa_xnew0(pa_card_profile_info2*, i->n_profiles+1);
for (k = 0; k < port->n_profiles; k++) {
const char* profilename;
if (pa_tagstruct_gets(t, &profilename) < 0)
return -PA_ERR_PROTOCOL;
for (l = 0; l < i->n_profiles; l++) {
if (pa_streq(i->profiles[l].name, profilename)) {
port->profiles[k] = &i->profiles[l];
port->profiles2[k] = i->profiles2[l];
break;
}
}
if (l >= i->n_profiles)
return -PA_ERR_PROTOCOL;
}
}
if (context->version >= 27) {
if (pa_tagstruct_gets64(t, &port->latency_offset) < 0)
return -PA_ERR_PROTOCOL;
} else
port->latency_offset = 0;
}
return 0;
}
static int fill_card_profile_info(pa_context *context, pa_tagstruct* t, pa_card_info* i) {
uint32_t j;
i->profiles = pa_xnew0(pa_card_profile_info, i->n_profiles+1);
i->profiles2 = pa_xnew0(pa_card_profile_info2*, i->n_profiles+1);
for (j = 0; j < i->n_profiles; j++) {
if (pa_tagstruct_gets(t, &i->profiles[j].name) < 0 ||
pa_tagstruct_gets(t, &i->profiles[j].description) < 0 ||
pa_tagstruct_getu32(t, &i->profiles[j].n_sinks) < 0 ||
pa_tagstruct_getu32(t, &i->profiles[j].n_sources) < 0 ||
pa_tagstruct_getu32(t, &i->profiles[j].priority) < 0)
return -PA_ERR_PROTOCOL;
i->profiles2[j] = pa_xnew0(pa_card_profile_info2, 1);
i->profiles2[j]->name = i->profiles[j].name;
i->profiles2[j]->description = i->profiles[j].description;
i->profiles2[j]->n_sinks = i->profiles[j].n_sinks;
i->profiles2[j]->n_sources = i->profiles[j].n_sources;
i->profiles2[j]->priority = i->profiles[j].priority;
i->profiles2[j]->available = 1;
if (context->version >= 29) {
uint32_t av;
if (pa_tagstruct_getu32(t, &av) < 0)
return -PA_ERR_PROTOCOL;
i->profiles2[j]->available = av;
}
}
return 0;
}
static void context_get_card_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_card_info i;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
uint32_t j;
const char*ap;
pa_zero(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_tagstruct_getu32(t, &i.n_profiles) < 0)
goto fail;
if (i.n_profiles > 0) {
if (fill_card_profile_info(o->context, t, &i) < 0)
goto fail;
}
i.proplist = pa_proplist_new();
if (pa_tagstruct_gets(t, &ap) < 0 ||
pa_tagstruct_get_proplist(t, i.proplist) < 0) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
card_info_free(&i);
goto finish;
}
if (ap) {
for (j = 0; j < i.n_profiles; j++)
if (pa_streq(i.profiles[j].name, ap)) {
i.active_profile = &i.profiles[j];
i.active_profile2 = i.profiles2[j];
break;
}
}
if (o->context->version >= 26) {
if (fill_card_port_info(o->context, t, &i) < 0)
goto fail;
}
if (o->callback) {
pa_card_info_cb_t cb = (pa_card_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
card_info_free(&i);
}
}
if (o->callback) {
pa_card_info_cb_t cb = (pa_card_info_cb_t) o->callback;
cb(o->context, NULL, eol, o->userdata);
}
finish:
pa_operation_done(o);
pa_operation_unref(o);
return;
fail:
pa_context_fail(o->context, PA_ERR_PROTOCOL);
card_info_free(&i);
goto finish;
}
pa_operation* pa_context_get_card_info_by_index(pa_context *c, uint32_t idx, pa_card_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_CARD_INFO, &tag);
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_card_info_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_card_info_by_name(pa_context *c, const char*name, pa_card_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_CARD_INFO, &tag);
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_card_info_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_card_info_list(pa_context *c, pa_card_info_cb_t cb, void *userdata) {
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
return pa_context_send_simple_command(c, PA_COMMAND_GET_CARD_INFO_LIST, context_get_card_info_callback, (pa_operation_cb_t) cb, userdata);
}
pa_operation* pa_context_set_card_profile_by_index(pa_context *c, uint32_t idx, const char*profile, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_CARD_PROFILE, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, NULL);
pa_tagstruct_puts(t, profile);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_card_profile_by_name(pa_context *c, const char *name, const char*profile, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 15, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_CARD_PROFILE, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, name);
pa_tagstruct_puts(t, profile);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
/*** Module info ***/
static void context_get_module_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
pa_module_info i;
bool auto_unload = false;
pa_zero(i);
i.proplist = pa_proplist_new();
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 ||
(o->context->version < 15 && pa_tagstruct_get_boolean(t, &auto_unload) < 0) ||
(o->context->version >= 15 && pa_tagstruct_get_proplist(t, i.proplist) < 0)) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
i.auto_unload = (int) auto_unload;
if (o->callback) {
pa_module_info_cb_t cb = (pa_module_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
pa_proplist_free(i.proplist);
}
}
if (o->callback) {
pa_module_info_cb_t cb = (pa_module_info_cb_t) o->callback;
cb(o->context, NULL, eol, o->userdata);
}
finish:
pa_operation_done(o);
pa_operation_unref(o);
}
pa_operation* pa_context_get_module_info(pa_context *c, uint32_t idx, pa_module_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_MODULE_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_module_info_list(pa_context *c, pa_module_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_MODULE_INFO_LIST, context_get_module_info_callback, (pa_operation_cb_t) cb, userdata);
}
/*** Sink input info ***/
static void context_get_sink_input_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
pa_sink_input_info i;
bool mute = false, corked = false, has_volume = false, volume_writable = true;
pa_zero(i);
i.proplist = pa_proplist_new();
i.format = pa_format_info_new();
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 ||
(o->context->version >= 11 && pa_tagstruct_get_boolean(t, &mute) < 0) ||
(o->context->version >= 13 && pa_tagstruct_get_proplist(t, i.proplist) < 0) ||
(o->context->version >= 19 && pa_tagstruct_get_boolean(t, &corked) < 0) ||
(o->context->version >= 20 && (pa_tagstruct_get_boolean(t, &has_volume) < 0 ||
pa_tagstruct_get_boolean(t, &volume_writable) < 0)) ||
(o->context->version >= 21 && pa_tagstruct_get_format_info(t, i.format) < 0)) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
pa_proplist_free(i.proplist);
pa_format_info_free(i.format);
goto finish;
}
i.mute = (int) mute;
i.corked = (int) corked;
i.has_volume = (int) has_volume;
i.volume_writable = (int) volume_writable;
if (o->callback) {
pa_sink_input_info_cb_t cb = (pa_sink_input_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
pa_proplist_free(i.proplist);
pa_format_info_free(i.format);
}
}
if (o->callback) {
pa_sink_input_info_cb_t cb = (pa_sink_input_info_cb_t) o->callback;
cb(o->context, NULL, eol, 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, pa_sink_input_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SINK_INPUT_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return 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_cb_t) cb, userdata);
}
/*** Source output info ***/
static void context_get_source_output_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
pa_source_output_info i;
bool mute = false, corked = false, has_volume = false, volume_writable = true;
pa_zero(i);
i.proplist = pa_proplist_new();
i.format = pa_format_info_new();
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 ||
(o->context->version >= 13 && pa_tagstruct_get_proplist(t, i.proplist) < 0) ||
(o->context->version >= 19 && pa_tagstruct_get_boolean(t, &corked) < 0) ||
(o->context->version >= 22 && (pa_tagstruct_get_cvolume(t, &i.volume) < 0 ||
pa_tagstruct_get_boolean(t, &mute) < 0 ||
pa_tagstruct_get_boolean(t, &has_volume) < 0 ||
pa_tagstruct_get_boolean(t, &volume_writable) < 0 ||
pa_tagstruct_get_format_info(t, i.format) < 0))) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
pa_proplist_free(i.proplist);
pa_format_info_free(i.format);
goto finish;
}
i.mute = (int) mute;
i.corked = (int) corked;
i.has_volume = (int) has_volume;
i.volume_writable = (int) volume_writable;
if (o->callback) {
pa_source_output_info_cb_t cb = (pa_source_output_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
pa_proplist_free(i.proplist);
pa_format_info_free(i.format);
}
}
if (o->callback) {
pa_source_output_info_cb_t cb = (pa_source_output_info_cb_t) o->callback;
cb(o->context, NULL, eol, 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, pa_source_output_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SOURCE_OUTPUT_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_source_output_info_list(pa_context *c, pa_source_output_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST, context_get_source_output_info_callback, (pa_operation_cb_t) cb, userdata);
}
/*** Volume manipulation ***/
pa_operation* pa_context_set_sink_volume_by_index(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_VOLUME, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_sink_volume_by_name(pa_context *c, const char *name, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(name);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_VOLUME, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_sink_mute_by_index(pa_context *c, uint32_t idx, int mute, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_MUTE, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, NULL);
pa_tagstruct_put_boolean(t, mute);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_sink_mute_by_name(pa_context *c, const char *name, int mute, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(name);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_MUTE, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, name);
pa_tagstruct_put_boolean(t, mute);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_sink_input_volume(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_INPUT_VOLUME, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_sink_input_mute(pa_context *c, uint32_t idx, int mute, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SINK_INPUT_MUTE, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_put_boolean(t, mute);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_volume_by_index(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_VOLUME, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_volume_by_name(pa_context *c, const char *name, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(name);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_VOLUME, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_mute_by_index(pa_context *c, uint32_t idx, int mute, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_MUTE, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, NULL);
pa_tagstruct_put_boolean(t, mute);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_mute_by_name(pa_context *c, const char *name, int mute, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(name);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, !name || *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_MUTE, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, name);
pa_tagstruct_put_boolean(t, mute);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_output_volume(pa_context *c, uint32_t idx, const pa_cvolume *volume, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(volume);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 22, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, pa_cvolume_valid(volume), PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_OUTPUT_VOLUME, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_set_source_output_mute(pa_context *c, uint32_t idx, int mute, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 22, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_SOURCE_OUTPUT_MUTE, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_put_boolean(t, mute);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
/** Sample Cache **/
static void context_get_sample_info_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
int eol = 1;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
eol = -1;
} else {
while (!pa_tagstruct_eof(t)) {
pa_sample_info i;
bool lazy = false;
pa_zero(i);
i.proplist = pa_proplist_new();
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, &lazy) < 0 ||
pa_tagstruct_gets(t, &i.filename) < 0 ||
(o->context->version >= 13 && pa_tagstruct_get_proplist(t, i.proplist) < 0)) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
i.lazy = (int) lazy;
if (o->callback) {
pa_sample_info_cb_t cb = (pa_sample_info_cb_t) o->callback;
cb(o->context, &i, 0, o->userdata);
}
pa_proplist_free(i.proplist);
}
}
if (o->callback) {
pa_sample_info_cb_t cb = (pa_sample_info_cb_t) o->callback;
cb(o->context, NULL, eol, 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, pa_sample_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, name && *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SAMPLE_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_sample_info_by_index(pa_context *c, uint32_t idx, pa_sample_info_cb_t cb, void *userdata) {
pa_tagstruct *t;
pa_operation *o;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
pa_assert(cb);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_GET_SAMPLE_INFO, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_get_sample_info_list(pa_context *c, pa_sample_info_cb_t cb, void *userdata) {
return pa_context_send_simple_command(c, PA_COMMAND_GET_SAMPLE_INFO_LIST, context_get_sample_info_callback, (pa_operation_cb_t) cb, userdata);
}
static pa_operation* command_kill(pa_context *c, uint32_t command, uint32_t idx, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, command, &tag);
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, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_kill_client(pa_context *c, uint32_t idx, pa_context_success_cb_t cb, 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, pa_context_success_cb_t cb, 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, pa_context_success_cb_t cb, void *userdata) {
return command_kill(c, PA_COMMAND_KILL_SOURCE_OUTPUT, idx, cb, userdata);
}
static void context_index_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) {
pa_operation *o = userdata;
uint32_t idx;
pa_assert(pd);
pa_assert(o);
pa_assert(PA_REFCNT_VALUE(o) >= 1);
if (!o->context)
goto finish;
if (command != PA_COMMAND_REPLY) {
if (pa_context_handle_error(o->context, command, t, false) < 0)
goto finish;
idx = PA_INVALID_INDEX;
} else if (pa_tagstruct_getu32(t, &idx) ||
!pa_tagstruct_eof(t)) {
pa_context_fail(o->context, PA_ERR_PROTOCOL);
goto finish;
}
if (o->callback) {
pa_context_index_cb_t cb = (pa_context_index_cb_t) 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, pa_context_index_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, name && *name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_LOAD_MODULE, &tag);
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, context_index_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_unload_module(pa_context *c, uint32_t idx, pa_context_success_cb_t cb, void *userdata) {
return command_kill(c, PA_COMMAND_UNLOAD_MODULE, idx, cb, userdata);
}
pa_operation* pa_context_set_port_latency_offset(pa_context *c, const char *card_name, const char *port_name, int64_t offset, pa_context_success_cb_t cb, void *userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, card_name && *card_name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, port_name && *port_name, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 27, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SET_PORT_LATENCY_OFFSET, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, card_name);
pa_tagstruct_puts(t, port_name);
pa_tagstruct_puts64(t, offset);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
/*** Autoload stuff ***/
PA_WARN_REFERENCE(pa_context_get_autoload_info_by_name, "Module auto-loading no longer supported.");
pa_operation* pa_context_get_autoload_info_by_name(pa_context *c, const char *name, pa_autoload_type_t type, pa_autoload_info_cb_t cb, void *userdata) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_FAIL_RETURN_NULL(c, PA_ERR_OBSOLETE);
}
PA_WARN_REFERENCE(pa_context_get_autoload_info_by_index, "Module auto-loading no longer supported.");
pa_operation* pa_context_get_autoload_info_by_index(pa_context *c, uint32_t idx, pa_autoload_info_cb_t cb, void *userdata) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_FAIL_RETURN_NULL(c, PA_ERR_OBSOLETE);
}
PA_WARN_REFERENCE(pa_context_get_autoload_info_list, "Module auto-loading no longer supported.");
pa_operation* pa_context_get_autoload_info_list(pa_context *c, pa_autoload_info_cb_t cb, void *userdata) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_FAIL_RETURN_NULL(c, PA_ERR_OBSOLETE);
}
PA_WARN_REFERENCE(pa_context_add_autoload, "Module auto-loading no longer supported.");
pa_operation* pa_context_add_autoload(pa_context *c, const char *name, pa_autoload_type_t type, const char *module, const char*argument, pa_context_index_cb_t cb, void* userdata) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_FAIL_RETURN_NULL(c, PA_ERR_OBSOLETE);
}
PA_WARN_REFERENCE(pa_context_remove_autoload_by_name, "Module auto-loading no longer supported.");
pa_operation* pa_context_remove_autoload_by_name(pa_context *c, const char *name, pa_autoload_type_t type, pa_context_success_cb_t cb, void* userdata) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_FAIL_RETURN_NULL(c, PA_ERR_OBSOLETE);
}
PA_WARN_REFERENCE(pa_context_remove_autoload_by_index, "Module auto-loading no longer supported.");
pa_operation* pa_context_remove_autoload_by_index(pa_context *c, uint32_t idx, pa_context_success_cb_t cb, void* userdata) {
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_FAIL_RETURN_NULL(c, PA_ERR_OBSOLETE);
}
pa_operation* pa_context_move_sink_input_by_name(pa_context *c, uint32_t idx, const char *sink_name, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, sink_name && *sink_name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_MOVE_SINK_INPUT, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, sink_name);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_move_sink_input_by_index(pa_context *c, uint32_t idx, uint32_t sink_idx, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, sink_idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_MOVE_SINK_INPUT, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_putu32(t, sink_idx);
pa_tagstruct_puts(t, NULL);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_move_source_output_by_name(pa_context *c, uint32_t idx, const char *source_name, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, source_name && *source_name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_MOVE_SOURCE_OUTPUT, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, source_name);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_move_source_output_by_index(pa_context *c, uint32_t idx, uint32_t source_idx, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 10, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, idx != PA_INVALID_INDEX, PA_ERR_INVALID);
PA_CHECK_VALIDITY_RETURN_NULL(c, source_idx != PA_INVALID_INDEX, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_MOVE_SOURCE_OUTPUT, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_putu32(t, source_idx);
pa_tagstruct_puts(t, NULL);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_suspend_sink_by_name(pa_context *c, const char *sink_name, int suspend, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, !sink_name || *sink_name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SUSPEND_SINK, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, sink_name);
pa_tagstruct_put_boolean(t, suspend);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_suspend_sink_by_index(pa_context *c, uint32_t idx, int suspend, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SUSPEND_SINK, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, idx == PA_INVALID_INDEX ? "" : NULL);
pa_tagstruct_put_boolean(t, suspend);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_suspend_source_by_name(pa_context *c, const char *source_name, int suspend, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
PA_CHECK_VALIDITY_RETURN_NULL(c, !source_name || *source_name, PA_ERR_INVALID);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SUSPEND_SOURCE, &tag);
pa_tagstruct_putu32(t, PA_INVALID_INDEX);
pa_tagstruct_puts(t, source_name);
pa_tagstruct_put_boolean(t, suspend);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}
pa_operation* pa_context_suspend_source_by_index(pa_context *c, uint32_t idx, int suspend, pa_context_success_cb_t cb, void* userdata) {
pa_operation *o;
pa_tagstruct *t;
uint32_t tag;
pa_assert(c);
pa_assert(PA_REFCNT_VALUE(c) >= 1);
PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 11, PA_ERR_NOTSUPPORTED);
o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
t = pa_tagstruct_command(c, PA_COMMAND_SUSPEND_SOURCE, &tag);
pa_tagstruct_putu32(t, idx);
pa_tagstruct_puts(t, idx == PA_INVALID_INDEX ? "" : NULL);
pa_tagstruct_put_boolean(t, suspend);
pa_pstream_send_tagstruct(c->pstream, t);
pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
return o;
}