IFNDEF $IsAddr
$IsAddr MACRO Operand:REQ
local a
	a = 0

	IF @SizeStr(<Operand>) GT 5		
		IFIDNI <addr >, @SubStr(<Operand>, 1 , 5)
			a = 1
		ENDIF
	ENDIF

	IF a
        EXITM <-1>
    ELSE
        EXITM <0>
    ENDIF
ENDM
ENDIF




MUTEX_INIT MACRO mtx:REQ
local a
	IF $IsAddr(mtx)
		a SUBSTR <mtx>, 6
		IF (OPATTR (a)) AND 01000000y	;; Is relative to SS
			lea eax, a
			invoke KeInitializeMutex, eax, 0
		ELSE
			invoke KeInitializeMutex, offset a, 0
		ENDIF
	ELSEIF (OPATTR (mtx)) AND 00010000y	;; Is a register value
		invoke KeInitializeMutex, mtx, 0
	ELSEIF (OPATTR (mtx)) AND 00000010y
		;; Is a memory variable or has a relocatable data label
		invoke KeInitializeMutex, offset mtx, 0
	ELSE
		.ERR
	ENDIF
ENDM

MUTEX_WAIT MACRO mtx:REQ
local a
	IF $IsAddr(mtx)
		a SUBSTR <mtx>, 6
		IF (OPATTR (a)) AND 01000000y	;; Is relative to SS
			lea eax, a
			invoke KeWaitForMutexObject, eax, Executive, KernelMode, FALSE, NULL
		ELSE
			invoke KeWaitForMutexObject, offset a, Executive, KernelMode, FALSE, NULL
		ENDIF
	ELSEIF (OPATTR (mtx)) AND 00010000y	;; Is a register value
		invoke KeWaitForMutexObject, mtx, Executive, KernelMode, FALSE, NULL
	ELSEIF (OPATTR (mtx)) AND 00000010y
		;; Is a memory variable or has a relocatable data label
		invoke KeWaitForMutexObject, offset mtx, Executive, KernelMode, FALSE, NULL
	ELSE
		.ERR
	ENDIF
ENDM

MUTEX_RELEASE MACRO mtx:REQ
local a
	IF $IsAddr(mtx)
		a SUBSTR <mtx>, 6
		IF (OPATTR (a)) AND 01000000y	;; Is relative to SS
			lea eax, a
			invoke KeReleaseMutex, eax, FALSE
		ELSE
			invoke KeReleaseMutex, offset a, FALSE
		ENDIF
	ELSEIF (OPATTR (mtx)) AND 00010000y	;; Is a register value
		invoke KeReleaseMutex, mtx, FALSE
	ELSEIF (OPATTR (mtx)) AND 00000010y
		;; Is a memory variable or has a relocatable data label
		invoke KeReleaseMutex, offset mtx, FALSE
	ELSE
		.ERR
	ENDIF
ENDM