ALSA project - the C library reference: /tmp/work/src/alsa-lib-1.2.12/src/timer/timer_query.c File Reference

ALSA project - the C library reference

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timer_query.c File Reference

## Functions
int | snd_timer_query_open (snd_timer_query_t **timer, const char *name, int mode)
| Opens a new connection to the timer query interface.
int | snd_timer_query_open_lconf (snd_timer_query_t **timer, const char *name, int mode, snd_config_t *lconf)
| Opens a new connection to the timer query interface using local configuration.
int | snd_timer_query_close (snd_timer_query_t *timer)
| close timer query handle
int | snd_timer_query_next_device (snd_timer_query_t *timer, snd_timer_id_t *tid)
| obtain the next timer identification
size_t | snd_timer_ginfo_sizeof (void)
| get size of the snd_timer_ginfo_t structure in bytes
int | snd_timer_ginfo_malloc (snd_timer_ginfo_t **info)
| allocate a new snd_timer_ginfo_t structure
void | snd_timer_ginfo_free (snd_timer_ginfo_t *info)
| frees the snd_timer_ginfo_t structure
void | snd_timer_ginfo_copy (snd_timer_ginfo_t *dst, const snd_timer_ginfo_t *src)
| copy one snd_timer_info_t structure to another
int | snd_timer_ginfo_set_tid (snd_timer_ginfo_t *obj, snd_timer_id_t *tid)
| set timer identification
snd_timer_id_t * | snd_timer_ginfo_get_tid (snd_timer_ginfo_t *obj)
| get timer identification
unsigned int | snd_timer_ginfo_get_flags (snd_timer_ginfo_t *obj)
| get timer flags
int | snd_timer_ginfo_get_card (snd_timer_ginfo_t *obj)
| get associated card with timer
char * | snd_timer_ginfo_get_id (snd_timer_ginfo_t *obj)
| get timer identification
char * | snd_timer_ginfo_get_name (snd_timer_ginfo_t *obj)
| get timer name
unsigned long | snd_timer_ginfo_get_resolution (snd_timer_ginfo_t *obj)
| get timer resolution in ns
unsigned long | snd_timer_ginfo_get_resolution_min (snd_timer_ginfo_t *obj)
| get timer minimal resolution in ns
unsigned long | snd_timer_ginfo_get_resolution_max (snd_timer_ginfo_t *obj)
| get timer maximal resolution in ns
unsigned int | snd_timer_ginfo_get_clients (snd_timer_ginfo_t *obj)
| get current timer clients
int | snd_timer_query_info (snd_timer_query_t *timer, snd_timer_ginfo_t *info)
| obtain the timer global information
int | snd_timer_query_params (snd_timer_query_t *timer, snd_timer_gparams_t *params)
| set the timer global parameters
int | snd_timer_query_status (snd_timer_query_t *timer, snd_timer_gstatus_t *status)
| get the timer global status
size_t | snd_timer_id_sizeof ()
| get size of the snd_timer_id_t structure in bytes
int | snd_timer_id_malloc (snd_timer_id_t **info)
| allocate a new snd_timer_id_t structure
void | snd_timer_id_free (snd_timer_id_t *info)
| frees the snd_timer_id_t structure
void | snd_timer_id_copy (snd_timer_id_t *dst, const snd_timer_id_t *src)
| copy one snd_timer_id_t structure to another
void | snd_timer_id_set_class (snd_timer_id_t *tid, int dev_class)
| set timer class
int | snd_timer_id_get_class (snd_timer_id_t *tid)
| get timer class
void | snd_timer_id_set_sclass (snd_timer_id_t *tid, int dev_sclass)
| set timer sub-class
int | snd_timer_id_get_sclass (snd_timer_id_t *tid)
| get timer sub-class
void | snd_timer_id_set_card (snd_timer_id_t *tid, int card)
| set timer card
int | snd_timer_id_get_card (snd_timer_id_t *tid)
| get timer card
void | snd_timer_id_set_device (snd_timer_id_t *tid, int device)
| set timer device
int | snd_timer_id_get_device (snd_timer_id_t *tid)
| get timer device
void | snd_timer_id_set_subdevice (snd_timer_id_t *tid, int subdevice)
| set timer subdevice
int | snd_timer_id_get_subdevice (snd_timer_id_t *tid)
| get timer subdevice

## Detailed Description

Author
  Jaroslav Kysela perex.nosp@m.@per.nosp@m.ex.cz

Date
  2001

Timer Query Interface is designed to obtain identification of timers.