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/* Extended Module Player
* Copyright (C) 1996-2014 Claudio Matsuoka and Hipolito Carraro Jr
*
* This file is part of the Extended Module Player and is distributed
* under the terms of the GNU General Public License. See the COPYING
* file for more information.
*/
#include <stdlib.h>
#include <string.h>
#include "sound.h"
extern struct sound_driver sound_null;
extern struct sound_driver sound_wav;
extern struct sound_driver sound_aiff;
extern struct sound_driver sound_file;
extern struct sound_driver sound_qnx;
extern struct sound_driver sound_alsa05;
extern struct sound_driver sound_oss;
extern struct sound_driver sound_alsa;
extern struct sound_driver sound_win32;
extern struct sound_driver sound_pulseaudio;
extern struct sound_driver sound_coreaudio;
extern struct sound_driver sound_hpux;
extern struct sound_driver sound_sndio;
extern struct sound_driver sound_sgi;
extern struct sound_driver sound_solaris;
extern struct sound_driver sound_netbsd;
extern struct sound_driver sound_bsd;
extern struct sound_driver sound_beos;
extern struct sound_driver sound_amiga;
extern struct sound_driver sound_aix;
LIST_HEAD(sound_driver_list);
static void register_sound_driver(struct sound_driver *sd)
{
list_add_tail(&sd->list, &sound_driver_list);
}
void init_sound_drivers(void)
{
#ifdef SOUND_AHI
register_sound_driver(&sound_ahi);
#endif
#ifdef SOUND_BEOS
register_sound_driver(&sound_beos);
#endif
#ifdef SOUND_SNDIO
register_sound_driver(&sound_sndio);
#endif
#ifdef SOUND_NETBSD
register_sound_driver(&sound_netbsd);
#endif
#ifdef SOUND_BSD
register_sound_driver(&sound_bsd);
#endif
#ifdef SOUND_SOLARIS
register_sound_driver(&sound_solaris);
#endif
#ifdef SOUND_SGI
register_sound_driver(&sound_sgi);
#endif
#ifdef SOUND_HPUX
register_sound_driver(&sound_hpux);
#endif
#ifdef SOUND_AIX
register_sound_driver(&sound_aix);
#endif
#ifdef SOUND_COREAUDIO
register_sound_driver(&sound_coreaudio);
#endif
#ifdef SOUND_WIN32
register_sound_driver(&sound_win32);
#endif
#ifdef SOUND_PULSEAUDIO
register_sound_driver(&sound_pulseaudio);
#endif
#ifdef SOUND_ALSA
register_sound_driver(&sound_alsa);
#endif
#ifdef SOUND_ALSA05
register_sound_driver(&sound_alsa05);
#endif
#ifdef SOUND_OSS
register_sound_driver(&sound_oss);
#endif
#ifdef SOUND_QNX
register_sound_driver(&sound_qnx);
#endif
register_sound_driver(&sound_wav);
register_sound_driver(&sound_aiff);
register_sound_driver(&sound_file);
register_sound_driver(&sound_null);
}
struct sound_driver *select_sound_driver(struct options *options)
{
struct list_head *head;
struct sound_driver *sd;
char *pref = options->driver_id;
if (pref) {
list_for_each(head, &sound_driver_list) {
sd = list_entry(head, struct sound_driver, list);
if (strcmp(sd->id, pref) == 0) {
if (sd->init(options) == 0) {
return sd;
}
}
}
} else {
list_for_each(head, &sound_driver_list) {
sd = list_entry(head, struct sound_driver, list);
/* Probing */
if (sd->init(options) == 0) {
/* found */
return sd;
}
}
}
return NULL;
}
/* Convert little-endian 16 bit samples to big-endian */
void convert_endian(unsigned char *p, int l)
{
unsigned char b;
int i;
for (i = 0; i < l; i++) {
b = p[0];
p[0] = p[1];
p[1] = b;
p += 2;
}
}