mutex.h

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#ifndef __MUTEX_H__
#define __MUTEX_H__
 
#include <Sync/spinlock.h>
#include <stdint.h>
#include <Hal/x86_64_sched.h>
#include <aurora.h>
#include <list.h>
 
#pragma pack(push,1)
typedef struct _mutex_ {
    Spinlock* lock;
    volatile uint8_t status;
    AuThread *owner;
    list_t* waiters;
}AuMutex;
#pragma pack(pop)
 
/*
* AuCreateMutex -- create a new mutex and return
*/
AU_EXTERN AU_EXPORT AuMutex* AuCreateMutex();
 
/*
* AuAcquireMutex -- acuire a mutex lock
* @param mut -- Pointer to mutex
*/
AU_EXTERN AU_EXPORT int AuAcquireMutex(AuMutex* mut);
 
/*
* AuReleaseMutex -- release a mutex
* @param pointer to mutex
*/
AU_EXTERN AU_EXPORT int AuReleaseMutex(AuMutex *mutex);
 
/*
* AuDeleteMutex -- free up a mutex
* @param mutex -- Pointer to mutex
*/
AU_EXTERN AU_EXPORT void AuDeleteMutex(AuMutex *mutex);
 
#endif