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00022 #include <stdio.h>
00023 #include <stdlib.h>
00024 #include <limits.h>
00025 #include "local.h"
00026
00027 #ifndef DOC_HIDDEN
00028 typedef struct {
00029 int (*close)(snd_timer_t *timer);
00030 int (*nonblock)(snd_timer_t *timer, int nonblock);
00031 int (*async)(snd_timer_t *timer, int sig, pid_t pid);
00032 int (*info)(snd_timer_t *timer, snd_timer_info_t *info);
00033 int (*params)(snd_timer_t *timer, snd_timer_params_t *params);
00034 int (*status)(snd_timer_t *timer, snd_timer_status_t *status);
00035 int (*rt_start)(snd_timer_t *timer);
00036 int (*rt_stop)(snd_timer_t *timer);
00037 int (*rt_continue)(snd_timer_t *timer);
00038 ssize_t (*read)(snd_timer_t *timer, void *buffer, size_t size);
00039 } snd_timer_ops_t;
00040
00041 struct _snd_timer {
00042 unsigned int version;
00043 void *dl_handle;
00044 char *name;
00045 snd_timer_type_t type;
00046 int mode;
00047 int poll_fd;
00048 const snd_timer_ops_t *ops;
00049 void *private_data;
00050 struct list_head async_handlers;
00051 };
00052
00053 typedef struct {
00054 int (*close)(snd_timer_query_t *timer);
00055 int (*next_device)(snd_timer_query_t *timer, snd_timer_id_t *tid);
00056 int (*info)(snd_timer_query_t *timer, snd_timer_ginfo_t *info);
00057 int (*params)(snd_timer_query_t *timer, snd_timer_gparams_t *info);
00058 int (*status)(snd_timer_query_t *timer, snd_timer_gstatus_t *info);
00059 } snd_timer_query_ops_t;
00060
00061 struct _snd_timer_query {
00062 void *dl_handle;
00063 char *name;
00064 snd_timer_type_t type;
00065 int mode;
00066 int poll_fd;
00067 const snd_timer_query_ops_t *ops;
00068 void *private_data;
00069 };
00070 #endif
00071
00072 int snd_timer_hw_open(snd_timer_t **handle, const char *name, int dev_class, int dev_sclass, int card, int device, int subdevice, int mode);
00073
00074 int snd_timer_query_hw_open(snd_timer_query_t **handle, const char *name, int mode);
00075
00076 int snd_timer_async(snd_timer_t *timer, int sig, pid_t pid);