mutex.h

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#ifndef __LV2_MUTEX_H__
#define __LV2_MUTEX_H__
 
#include <ppu-types.h>
 
#define SYS_LWMUTEX_ATTR_PROTOCOL       0x0002
#define SYS_LWMUTEX_ATTR_RECURSIVE      0x0010
 
#define SYS_LWMUTEX_PROTOCOL_FIFO               1
#define SYS_LWMUTEX_PROTOCOL_PRIO               2
#define SYS_LWMUTEX_PROTOCOL_PRIO_INHERIT       3
 
#define SYS_LWMUTEX_ATTR_RECURSIVE      0x0010
#define SYS_LWMUTEX_ATTR_NOT_RECURSIVE  0x0020
 
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct sys_lwmutex
{
    u64 lock_var;           
    u32 attribute;          
    u32 recursive_count;    
    u32 sleep_queue;        
    u32 _pad;               
} sys_lwmutex_t;
 
typedef struct sys_lwmutex_attr
{
    u32 attr_protocol;
    u32 attr_recursive;
    char name[8];
} sys_lwmutex_attr_t;
 
s32 sysLwMutexCreate(sys_lwmutex_t *mutex,const sys_lwmutex_attr_t *attr);
 
s32 sysLwMutexDestroy(sys_lwmutex_t *mutex);
 
s32 sysLwMutexLock(sys_lwmutex_t *mutex,u64 timeout);
 
s32 sysLwMutexTryLock(sys_lwmutex_t *mutex);
 
s32 sysLwMutexUnlock(sys_lwmutex_t *mutex);
 
#ifdef __cplusplus
    }
#endif
 
#endif