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Added support for async. Added error callback (and begun to use it). First implementation of pcm_share

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This commit is contained in:
Abramo Bagnara 2000-10-11 12:37:27 +00:00
parent d07934a537
commit dcc88ffaa7
20 changed files with 1363 additions and 32 deletions
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9
include/aserver.h
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@ -26,14 +26,19 @@
#define SND_PCM_IOCTL_MUNMAP_DATA _IO ('A', 0xf4)
#define SND_PCM_IOCTL_MUNMAP_CONTROL _IO ('A', 0xf5)
#define SND_PCM_IOCTL_MUNMAP_STATUS _IO ('A', 0xf6)
#define SND_PCM_IOCTL_MMAP_FORWARD _IOW('A', 0xf7, size_t)
#define SND_PCM_IOCTL_MMAP_FORWARD _IO ('A', 0xf7)
#define SND_PCM_IOCTL_AVAIL_UPDATE _IO ('A', 0xf8)
#define SND_PCM_IOCTL_CLOSE _IO ('A', 0xf9)
#define SND_PCM_IOCTL_ASYNC _IO ('A', 0xf9)
#define SND_PCM_IOCTL_CLOSE _IO ('A', 0xfa)
typedef struct {
long result;
int cmd;
union {
struct {
int sig;
pid_t pid;
} async;
snd_pcm_info_t info;
snd_pcm_params_t params;
snd_pcm_params_info_t params_info;

3
include/pcm.h
View file

@ -6,6 +6,7 @@
****************************************************************************/
#define SND_PCM_NONBLOCK 0x0001
#define SND_PCM_ASYNC 0x0002
#ifdef __cplusplus
extern "C" {
@ -117,6 +118,7 @@ typedef enum {
SND_PCM_TYPE_LBSERVER,
} snd_pcm_type_t;
extern void (*snd_pcm_error)(const char *file, int line, const char *function, const char *fmt, ...);
int snd_pcm_open(snd_pcm_t **handle, char *name,
int stream, int mode);
@ -136,6 +138,7 @@ snd_pcm_type_t snd_pcm_type(snd_pcm_t *pcm);
int snd_pcm_close(snd_pcm_t *pcm);
int snd_pcm_poll_descriptor(snd_pcm_t *pcm);
int snd_pcm_nonblock(snd_pcm_t *pcm, int nonblock);
int snd_pcm_async(snd_pcm_t *pcm, int sig, pid_t pid);
int snd_pcm_info(snd_pcm_t *pcm, snd_pcm_info_t *info);
int snd_pcm_params_info(snd_pcm_t *pcm, snd_pcm_params_info_t *info);
int snd_pcm_params(snd_pcm_t *pcm, snd_pcm_params_t *params);