pipewire/spa/plugins/alsa/alsa.c
2016-09-19 09:16:58 +02:00

54 lines
1.6 KiB
C

/* Spa ALSA support
* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <spa/plugin.h>
#include <spa/node.h>
extern const SpaHandleFactory spa_alsa_source_factory;
extern const SpaHandleFactory spa_alsa_sink_factory;
extern const SpaHandleFactory spa_alsa_monitor_factory;
SpaResult
spa_enum_handle_factory (const SpaHandleFactory **factory,
void **state)
{
int index;
if (factory == NULL || state == NULL)
return SPA_RESULT_ENUM_END;
index = (*state == NULL ? 0 : *(int*)state);
switch (index) {
case 0:
*factory = &spa_alsa_source_factory;
break;
case 1:
*factory = &spa_alsa_sink_factory;
break;
case 2:
*factory = &spa_alsa_monitor_factory;
break;
default:
return SPA_RESULT_ENUM_END;
}
*(int*)state = ++index;
return SPA_RESULT_OK;
}