// Public nt-lite DDK mutex declarations.

#pragma once

#include <ntlite/status.h>
#include <ntlite/ddk/list.h>
#include <ntlite/ddk/object.h>
#include <ntlite/ddk/sync.h>
#include <ntlite/ddk/thread.h>

typedef struct MUTEX {
    OBJECT Header;
    SPINLOCK Lock;
    THREAD* Owner;
    LIST_ENTRY WaitList;
} MUTEX;

// Creates a mutex object.
__declspec(dllexport) KSTATUS KeMutexCreate(MUTEX** out);

// Acquires a mutex, blocking when necessary.
__declspec(dllexport) KSTATUS KeAcquireMutex(MUTEX* mutex);

// Attempts to acquire a mutex without blocking.
__declspec(dllexport) KSTATUS KeTryAcquireMutex(MUTEX* mutex);

// Releases a mutex.
__declspec(dllexport) void KeReleaseMutex(MUTEX* mutex);