内存.asm

DOS_Windows汇编语言程序设计教程

.386
.model flat, stdcall
GetMemInfo PROTO
option casemap :none
include	\masm32\include\windows.inc
include	\masm32\include\user32.inc
includelib	\masm32\lib\user32.lib
include	\masm32\include\kernel32.inc
includelib	\masm32\lib\kernel32.lib
.data
MemInfo       db    "内存信息",0
szInfo	db	'物理内存总数     %lu 字节',0dh,0ah  ;0dh0ah是回车换行
		db	'空闲物理内存     %lu 字节',0dh,0ah
		db	'虚拟内存总数     %lu 字节',0dh,0ah
		db	'空闲虚拟内存     %lu 字节',0dh,0ah
		db	'已用内存比例     %d%%',0dh,0ah
		db	'----------------',0dh,0ah
		db	'用户地址空间总数 %lu 字节',0dh,0ah
		db	'用户可用地址空间 %lu 字节',0dh,0ah,0
.code
start:
invoke GetMemInfo
invoke	ExitProcess,NULL
GetMemInfo	proc
		local	@stMemInfo:MEMORYSTATUS  ;物理与虚拟内存信息结构
		local	@szBuffer[1024]:byte
		mov	@stMemInfo.dwLength,sizeof @stMemInfo
		invoke	GlobalMemoryStatus,addr @stMemInfo
		invoke	wsprintf,addr @szBuffer,addr szInfo,\
			@stMemInfo.dwTotalPhys,@stMemInfo.dwAvailPhys,\
			@stMemInfo.dwTotalPageFile,@stMemInfo.dwAvailPageFile,\
			@stMemInfo.dwMemoryLoad,\
			@stMemInfo.dwTotalVirtual,@stMemInfo.dwAvailVirtual
		invoke	MessageBox,0,addr @szBuffer,addr MemInfo,MB_OK
		ret
GetMemInfo	endp
end	start