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#ifndef foopulseextstreamrestorehfoo
#define foopulseextstreamrestorehfoo
/***
This file is part of PulseAudio.
Copyright 2008 Lennart Poettering
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#include <pulse/context.h>
#include <pulse/version.h>
/** \file
*
* Routines for controlling module-stream-restore
*/
PA_C_DECL_BEGIN
/** Stores information about one entry in the stream database that is
* maintained by module-stream-restore. \since 0.9.12 */
typedef struct pa_ext_stream_restore_info {
const char *name; /**< Identifier string of the stream. A string like "sink-input-by-role:" or similar followed by some arbitrary property value. */
pa_channel_map channel_map; /**< The channel map for the volume field, if applicable */
pa_cvolume volume; /**< The volume of the stream when it was seen last, if applicable and saved */
const char *device; /**< The sink/source of the stream when it was last seen, if applicable and saved */
int mute; /**< The boolean mute state of the stream when it was last seen, if applicable and saved */
} pa_ext_stream_restore_info;
/** Callback prototype for pa_ext_stream_restore_test(). \since 0.9.12 */
typedef void (*pa_ext_stream_restore_test_cb_t)(
pa_context *c,
uint32_t version,
void *userdata);
/** Test if this extension module is available in the server. \since 0.9.12 */
pa_operation *pa_ext_stream_restore_test(
pa_context *c,
pa_ext_stream_restore_test_cb_t cb,
void *userdata);
/** Callback prototype for pa_ext_stream_restore_read(). \since 0.9.12 */
typedef void (*pa_ext_stream_restore_read_cb_t)(
pa_context *c,
const pa_ext_stream_restore_info *info,
int eol,
void *userdata);
/** Read all entries from the stream database. \since 0.9.12 */
pa_operation *pa_ext_stream_restore_read(
pa_context *c,
pa_ext_stream_restore_read_cb_t cb,
void *userdata);
/** Store entries in the stream database. \since 0.9.12 */
pa_operation *pa_ext_stream_restore_write(
pa_context *c,
pa_update_mode_t mode,
const pa_ext_stream_restore_info data[],
unsigned n,
int apply_immediately,
pa_context_success_cb_t cb,
void *userdata);
/** Delete entries from the stream database. \since 0.9.12 */
pa_operation *pa_ext_stream_restore_delete(
pa_context *c,
const char *const s[],
pa_context_success_cb_t cb,
void *userdata);
/** Subscribe to changes in the stream database. \since 0.9.12 */
pa_operation *pa_ext_stream_restore_subscribe(
pa_context *c,
int enable,
pa_context_success_cb_t cb,
void *userdata);
/** Callback prototype for pa_ext_stream_restore_set_subscribe_cb(). \since 0.9.12 */
typedef void (*pa_ext_stream_restore_subscribe_cb_t)(
pa_context *c,
void *userdata);
/** Set the subscription callback that is called when
* pa_ext_stream_restore_subscribe() was called. \since 0.9.12 */
void pa_ext_stream_restore_set_subscribe_cb(
pa_context *c,
pa_ext_stream_restore_subscribe_cb_t cb,
void *userdata);
PA_C_DECL_END
#endif
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