#ifdef __cplusplus extern "C" { #endif size_t snd_mixer_selem_id_sizeof(void); #define snd_mixer_selem_id_alloca(ptr) do { assert(ptr); *ptr = (snd_mixer_selem_id_t *) alloca(snd_mixer_selem_id_sizeof()); memset(*ptr, 0, snd_mixer_selem_id_sizeof()); } while (0) int snd_mixer_selem_id_malloc(snd_mixer_selem_id_t **ptr); void snd_mixer_selem_id_free(snd_mixer_selem_id_t *obj); void snd_mixer_selem_id_copy(snd_mixer_selem_id_t *dst, const snd_mixer_selem_id_t *src); const char *snd_mixer_selem_id_get_name(const snd_mixer_selem_id_t *obj); unsigned int snd_mixer_selem_id_get_index(const snd_mixer_selem_id_t *obj); void snd_mixer_selem_id_set_name(snd_mixer_selem_id_t *obj, const char *val); void snd_mixer_selem_id_set_index(snd_mixer_selem_id_t *obj, unsigned int val); void snd_mixer_set_callback(snd_mixer_t *obj, snd_mixer_callback_t val); void * snd_mixer_get_callback_private(const snd_mixer_t *obj); void snd_mixer_set_callback_private(snd_mixer_t *obj, void * val); unsigned int snd_mixer_get_count(const snd_mixer_t *obj); void snd_mixer_elem_set_callback(snd_mixer_elem_t *obj, snd_mixer_elem_callback_t val); void * snd_mixer_elem_get_callback_private(const snd_mixer_elem_t *obj); void snd_mixer_elem_set_callback_private(snd_mixer_elem_t *obj, void * val); snd_mixer_elem_type_t snd_mixer_elem_get_type(const snd_mixer_elem_t *obj); #ifdef __cplusplus } #endif