sound.h

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#ifndef __AU_SOUND_H__
#define __AU_SOUND_H__
 
#include <stdint.h>
#include <circbuf.h>
 
#ifdef ARCH_X64
#include <Hal/x86_64_sched.h>
#elif ARCH_ARM64
#include <Hal/AA64/sched.h>
#endif
 
#include <aurora.h>
 
#ifdef ARCH_X64
#pragma pack(push,1)
#endif
typedef struct __au_dsp__ {
    CircBuffer *buffer;
    uint16_t _dsp_id;
    int16_t _cardID;
#ifdef ARCH_X64
    AuThread *SndThread;
#elif ARCH_ARM64
    AA64Thread* SndThread;
#endif
    uint64_t sleep_time;
    bool available;
    struct __au_dsp__ *next;
    struct __au_dsp__ *prev;
    /* name of the card this client chose; kept when the card is removed so the
     * client reattaches by itself when a card with that name comes back (driver
     * restart or failover to the in-kernel driver) */
    char card_name[32];
}AuDSP;
 
#ifdef ARCH_X64
#pragma pack(pop)
#endif
 
 
typedef struct _SoundDev_ {
    char name[32];
    int(*write) (uint8_t* buffer, size_t length);
    int(*read) (uint8_t* buffer, size_t length);
    int(*stop_output)();
    int(*start_output)();
    int(*set_vol)(uint8_t vol);
    int(*control)(void* data, int code);
    bool _force_write;
}AuSound;
 
 
extern void AuSoundInitialise();
 
AU_EXTERN AU_EXPORT void AuSoundSetCard(AuSound* dev);
 
AU_EXTERN AU_EXPORT void AuSoundGetBlock(uint64_t *buffer);
 
AU_EXTERN AU_EXPORT void AuSoundRemoveDSP(uint16_t id);
 
AU_EXTERN AU_EXPORT int AuSoundRegisterCard(AuSound* snd);
 
AU_EXTERN AU_EXPORT int AuSoundUnregisterCard(AuSound* snd);
 
extern int au_sound_last_id;
 
/*
* AuSoundStart -- Starts the Sound card
*/
extern void AuSoundStart();
 
/*
* AuSoundStop -- Stop Sound card
*/
extern void AuSoundStop();
#endif