dmem002.asm

嵌入式RMON,RMON为Remote monitor的缩写,基于SNMP为网络提供主动监控及错误告警,智能交换路由必备协议

;************************************************************************
;* MODULE INFORMATION*
;**********************
;*     FILE     NAME:       dmem002.asm
;*     SYSTEM   NAME:       devlib
;*     ORIGINAL AUTHOR(S):  Paul Lemmers
;*     VERSION  NUMBER:     
;*     CREATION DATE:       1990/8/14
;*
;* DESCRIPTION: Contains dev_memset
;*              
;************************************************************************
;* CHANGES INFORMATION **
;************************
;* REVISION:    $Revision:   1.2  $
;* WORKFILE:    $Workfile:   dmem002.asm  $
;* LOGINFO:     $Log:   D:/CPROG/MYDEV/DEVLIB/VCS/DMEM002.ASV  $
;*              
;*                 Rev 1.2   29 Mar 1992 17:06:04   PAUL
;*              Changes for masm 6.00 ??
;*              
;*                 Rev 1.1   17 Dec 1990 14:34:00   PAUL
;*              Function headers added
;*              
;*                 Rev 1.0   14 Aug 1990 14:40:02   PAUL
;*              Initial revision.
;************************************************************************/
;
	INCLUDE	cdev.inc


_TEXT	SEGMENT
;************************************************************************
;* NAME:        dev_memset
;* SYNOPSIS:    void far *dev_memset(void far *dest, int iCh, unsigned count);
;* DESCRIPTION: See C-runtime memset
;* CALL REGISTERS:
;* UNMODIFIED REGISTERS:
;*              ds bp si di
;* RETURNS:     See C-runtime memset
;************************************************************************
	PUBLIC	_dev_memset
	dest  = 4
	iCh    = 8
	count = 0Ah
_dev_memset PROC NEAR
	push	bp
	mov	bp,sp
	push	di

	les	di,[bp+dest]	; get ptr to dest string
	mov	dx,es		; prepare part of return value
	mov	cx,[bp+count]	; whoops, get max count
	mov	al,[bp+iCh] 	; get character
	mov	ah,al		; make it fit for word store
	shr	cx,1		; calculate # of words
	rep stosw		; ax=0 for padding
	jnc	$L002
	stosb			; last byte

$L002:	mov	ax,[bp+dest]	; get last part of return value
	pop	di
	pop	bp
	ret
_dev_memset ENDP
_TEXT	ENDS

	END