mutex.h

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#pragma once
#include <wut.h>
#include "threadqueue.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct OSThread OSThread;

typedef struct OSMutex OSMutex;
typedef struct OSMutexLink OSMutexLink;

struct OSMutexLink
{
   OSMutex *next;
   OSMutex *prev;
};
CHECK_OFFSET(OSMutexLink, 0x00, next);
CHECK_OFFSET(OSMutexLink, 0x04, prev);
CHECK_SIZE(OSMutexLink, 0x8);

#define OS_MUTEX_TAG 0x6D557458u

struct OSMutex
{
   uint32_t tag;

   const char *name;

   UNKNOWN(4);

   OSThreadQueue queue;

   OSThread *owner;

   int32_t count;

   OSMutexLink link;
};
CHECK_OFFSET(OSMutex, 0x00, tag);
CHECK_OFFSET(OSMutex, 0x04, name);
CHECK_OFFSET(OSMutex, 0x0c, queue);
CHECK_OFFSET(OSMutex, 0x1c, owner);
CHECK_OFFSET(OSMutex, 0x20, count);
CHECK_OFFSET(OSMutex, 0x24, link);
CHECK_SIZE(OSMutex, 0x2c);


void
OSInitMutex(OSMutex *mutex);


void
OSInitMutexEx(OSMutex *mutex,
              const char *name);


void
OSLockMutex(OSMutex *mutex);


BOOL
OSTryLockMutex(OSMutex *mutex);


void
OSUnlockMutex(OSMutex *mutex);


#ifdef __cplusplus
}
#endif