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audio.h

cinap_lenrek 2011-05-16 16:29:27 +00:00
parent 7aee021b13
commit d11cd06c10
1 changed files with 22 additions and 0 deletions
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22
sys/src/9/port/audio.h Normal file
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typedef struct Audio Audio;
struct Audio {
Audio *next;
char *name;
void *ctlr;
void *mixer;
void (*attach)(Audio *);
long (*read)(Audio *, void *, long, vlong);
long (*write)(Audio *, void *, long, vlong);
long (*volread)(Audio *, void *, long, vlong);
long (*volwrite)(Audio *, void *, long, vlong);
void (*close)(Audio *);
long (*ctl)(Audio *, void *, long, vlong);
long (*status)(Audio *, void *, long, vlong);
long (*buffered)(Audio *);
int ctlrno;
};
void addaudiocard(char *name, int (*probefn)(Audio *));
void ac97mixreset(Audio *, void (*wr)(Audio*,int,ushort), ushort (*rr)(Audio*,int));
int ac97hardrate(Audio *adev, int rate);