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#ifndef foopulseextdevicerestorehfoo
#define foopulseextdevicerestorehfoo
/***
This file is part of PulseAudio.
Copyright 2008 Lennart Poettering
Copyright 2011 Colin Guthrie
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/>.
***/
#include <pulse/context.h>
#include <pulse/format.h>
#include <pulse/version.h>
/** \file
*
* Routines for controlling module-device-restore
*/
PA_C_DECL_BEGIN
/** Stores information about one device in the device database that is
* maintained by module-device-manager. \since 1.0 */
typedef struct pa_ext_device_restore_info {
pa_device_type_t type; /**< Device type sink or source? */
uint32_t index; /**< The device index */
uint8_t n_formats; /**< How many formats do we have? */
pa_format_info **formats; /**< An array of formats (may be NULL if n_formats == 0) */
} pa_ext_device_restore_info;
/** Callback prototype for pa_ext_device_restore_test(). \since 1.0 */
typedef void (*pa_ext_device_restore_test_cb_t)(
pa_context *c,
uint32_t version,
void *userdata);
/** Test if this extension module is available in the server. \since 1.0 */
pa_operation *pa_ext_device_restore_test(
pa_context *c,
pa_ext_device_restore_test_cb_t cb,
void *userdata);
/** Subscribe to changes in the device database. \since 1.0 */
pa_operation *pa_ext_device_restore_subscribe(
pa_context *c,
int enable,
pa_context_success_cb_t cb,
void *userdata);
/** Callback prototype for pa_ext_device_restore_set_subscribe_cb(). \since 1.0 */
typedef void (*pa_ext_device_restore_subscribe_cb_t)(
pa_context *c,
pa_device_type_t type,
uint32_t idx,
void *userdata);
/** Set the subscription callback that is called when
* pa_ext_device_restore_subscribe() was called. \since 1.0 */
void pa_ext_device_restore_set_subscribe_cb(
pa_context *c,
pa_ext_device_restore_subscribe_cb_t cb,
void *userdata);
/** Callback prototype for pa_ext_device_restore_read_formats(). \since 1.0 */
typedef void (*pa_ext_device_restore_read_device_formats_cb_t)(
pa_context *c,
const pa_ext_device_restore_info *info,
int eol,
void *userdata);
/** Read the formats for all present devices from the device database. \since 1.0 */
pa_operation *pa_ext_device_restore_read_formats_all(
pa_context *c,
pa_ext_device_restore_read_device_formats_cb_t cb,
void *userdata);
/** Read an entry from the device database. \since 1.0 */
pa_operation *pa_ext_device_restore_read_formats(
pa_context *c,
pa_device_type_t type,
uint32_t idx,
pa_ext_device_restore_read_device_formats_cb_t cb,
void *userdata);
/** Read an entry from the device database. \since 1.0 */
pa_operation *pa_ext_device_restore_save_formats(
pa_context *c,
pa_device_type_t type,
uint32_t idx,
uint8_t n_formats,
pa_format_info **formats,
pa_context_success_cb_t cb,
void *userdata);
PA_C_DECL_END
#endif
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