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control: add ASCII parsers from amixer

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Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2010-11-04 19:58:44 +01:00
parent e4083a1182
commit 9b6df1cf64
3 changed files with 360 additions and 1 deletions
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7
include/control.h
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@ -284,6 +284,13 @@ unsigned int snd_ctl_event_elem_get_index(const snd_ctl_event_t *obj);
int snd_ctl_elem_list_alloc_space(snd_ctl_elem_list_t *obj, unsigned int entries);
void snd_ctl_elem_list_free_space(snd_ctl_elem_list_t *obj);
char *snd_ctl_ascii_elem_id_get(snd_ctl_elem_id_t *id);
int snd_ctl_ascii_elem_id_parse(snd_ctl_elem_id_t *dst, const char *str);
int snd_ctl_ascii_value_parse(snd_ctl_t *handle,
snd_ctl_elem_value_t *dst,
snd_ctl_elem_info_t *info,
const char *value);
size_t snd_ctl_elem_id_sizeof(void);
/** \hideinitializer
* \brief allocate an invalid #snd_ctl_elem_id_t using standard alloca