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#ifndef AL_BACKENDS_BASE_H
#define AL_BACKENDS_BASE_H
#include "alMain.h"
#include "compat.h"
struct ALCbackendVtable;
typedef struct ALCbackend {
const struct ALCbackendVtable *vtbl;
ALCdevice *mDevice;
CRITICAL_SECTION mMutex;
} ALCbackend;
void ALCbackend_Construct(ALCbackend *self, ALCdevice *device);
void ALCbackend_Destruct(ALCbackend *self);
ALint64 ALCbackend_getLatency(ALCbackend *self);
void ALCbackend_lock(ALCbackend *self);
void ALCbackend_unlock(ALCbackend *self);
struct ALCbackendVtable {
void (*const Destruct)(ALCbackend *state);
ALCenum (*const open)(ALCbackend*, const ALCchar*);
void (*const close)(ALCbackend*);
ALCboolean (*reset)(ALCbackend*);
ALCboolean (*start)(ALCbackend*);
void (*stop)(ALCbackend*);
ALCenum (*captureSamples)(ALCbackend*, void*, ALCuint);
ALCuint (*availableSamples)(ALCbackend*);
ALint64 (*getLatency)(ALCbackend*);
void (*lock)(ALCbackend*);
void (*unlock)(ALCbackend*);
void (*const Delete)(ALCbackend *state);
};
#define DEFINE_ALCBACKEND_VTABLE(T) \
static void T##_ALCbackend_Destruct(ALCbackend *obj) \
{ T##_Destruct(STATIC_UPCAST(T, ALCbackend, obj)); } \
static ALCenum T##_ALCbackend_open(ALCbackend *obj, const ALCchar *p1) \
{ return T##_open(STATIC_UPCAST(T, ALCbackend, obj), p1); } \
static void T##_ALCbackend_close(ALCbackend *obj) \
{ T##_close(STATIC_UPCAST(T, ALCbackend, obj)); } \
static ALCboolean T##_ALCbackend_reset(ALCbackend *obj) \
{ return T##_reset(STATIC_UPCAST(T, ALCbackend, obj)); } \
static ALCboolean T##_ALCbackend_start(ALCbackend *obj) \
{ return T##_start(STATIC_UPCAST(T, ALCbackend, obj)); } \
static void T##_ALCbackend_stop(ALCbackend *obj) \
{ T##_stop(STATIC_UPCAST(T, ALCbackend, obj)); } \
static ALCenum T##_ALCbackend_captureSamples(ALCbackend *obj, void *a, ALCuint b) \
{ return T##_captureSamples(STATIC_UPCAST(T, ALCbackend, obj), a, b); } \
static ALCuint T##_ALCbackend_availableSamples(ALCbackend *obj) \
{ return T##_availableSamples(STATIC_UPCAST(T, ALCbackend, obj)); } \
static ALint64 T##_ALCbackend_getLatency(ALCbackend *obj) \
{ return T##_getLatency(STATIC_UPCAST(T, ALCbackend, obj)); } \
static void T##_ALCbackend_lock(ALCbackend *obj) \
{ T##_lock(STATIC_UPCAST(T, ALCbackend, obj)); } \
static void T##_ALCbackend_unlock(ALCbackend *obj) \
{ T##_unlock(STATIC_UPCAST(T, ALCbackend, obj)); } \
static void T##_ALCbackend_Delete(ALCbackend *obj) \
{ T##_Delete(STATIC_UPCAST(T, ALCbackend, obj)); } \
\
static const struct ALCbackendVtable T##_ALCbackend_vtable = { \
T##_ALCbackend_Destruct, \
\
T##_ALCbackend_open, \
T##_ALCbackend_close, \
T##_ALCbackend_reset, \
T##_ALCbackend_start, \
T##_ALCbackend_stop, \
T##_ALCbackend_captureSamples, \
T##_ALCbackend_availableSamples, \
T##_ALCbackend_getLatency, \
T##_ALCbackend_lock, \
T##_ALCbackend_unlock, \
\
T##_ALCbackend_Delete, \
}
typedef enum ALCbackend_Type {
ALCbackend_Playback
} ALCbackend_Type;
struct ALCbackendFactoryVtable;
typedef struct ALCbackendFactory {
const struct ALCbackendFactoryVtable *vtbl;
} ALCbackendFactory;
struct ALCbackendFactoryVtable {
ALCboolean (*const init)(ALCbackendFactory *self);
void (*const deinit)(ALCbackendFactory *self);
ALCboolean (*const support)(ALCbackendFactory *self, ALCbackend_Type type);
void (*const probe)(ALCbackendFactory *self, enum DevProbe type);
ALCbackend* (*const createBackend)(ALCbackendFactory *self, ALCdevice *device);
};
#define DEFINE_ALCBACKENDFACTORY_VTABLE(T) \
static ALCboolean T##_ALCbackendFactory_init(ALCbackendFactory *obj) \
{ return T##_init(STATIC_UPCAST(T, ALCbackendFactory, obj)); } \
static void T##_ALCbackendFactory_deinit(ALCbackendFactory *obj) \
{ T##_deinit(STATIC_UPCAST(T, ALCbackendFactory, obj)); } \
static ALCboolean T##_ALCbackendFactory_support(ALCbackendFactory *obj, ALCbackend_Type a) \
{ return T##_support(STATIC_UPCAST(T, ALCbackendFactory, obj), a); } \
static void T##_ALCbackendFactory_probe(ALCbackendFactory *obj, enum DevProbe a) \
{ T##_probe(STATIC_UPCAST(T, ALCbackendFactory, obj), a); } \
static ALCbackend* T##_ALCbackendFactory_createBackend(ALCbackendFactory *obj, ALCdevice *a) \
{ return T##_createBackend(STATIC_UPCAST(T, ALCbackendFactory, obj), a); } \
\
static const struct ALCbackendFactoryVtable T##_ALCbackendFactory_vtable = { \
T##_ALCbackendFactory_init, \
T##_ALCbackendFactory_deinit, \
T##_ALCbackendFactory_support, \
T##_ALCbackendFactory_probe, \
T##_ALCbackendFactory_createBackend, \
}
ALCbackendFactory *ALCnullBackendFactory_getFactory(void);
ALCbackend *create_backend_wrapper(ALCdevice *device);
#endif /* AL_BACKENDS_BASE_H */
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