/**************************************************************************** * * * control.h * * Control Interface * * * ****************************************************************************/ #ifdef __cplusplus extern "C" { #endif int snd_cards( void ); unsigned int snd_cards_mask( void ); int snd_card_name( const char *name ); int snd_ctl_open( void **handle, int card ); int snd_ctl_close( void *handle ); int snd_ctl_file_descriptor( void *handle ); int snd_ctl_hw_info( void *handle, struct snd_ctl_hw_info *info ); int snd_ctl_pcm_info( void *handle, int dev, snd_pcm_info_t *info ); int snd_ctl_pcm_playback_info( void *handle, int dev, snd_pcm_playback_info_t *info ); int snd_ctl_pcm_record_info( void *handle, int dev, snd_pcm_record_info_t *info ); int snd_ctl_mixer_info( void *handle, int dev, snd_mixer_info_t *info ); #ifdef __cplusplus } #endif