mmfshare.asm

来自「windows汇编语言程序设计 吴中平著 一书所附所有源代码。 该书重点讲解」· 汇编 代码 · 共 27 行

include head.inc
WinMain PROTO :DWORD,:DWORD,:DWORD,:DWORD
.data
TitleName       db "Memory Share File",0
MSFName      db "MMF",0
NoExist          db "内存映射文件对象不存在!",0
hFileMap        HANDLE     0
.data?
.code
start:
   invoke OpenFileMapping,FILE_MAP_READ or FILE_MAP_WRITE,0,addr MSFName
   mov hFileMap,eax
   .if  !eax
      invoke MessageBox,NULL,addr NoExist,addr TitleName,MB_OK
      jmp exit
   .endif
   push eax
   invoke MapViewOfFile,eax,FILE_MAP_READ or FILE_MAP_WRITE,0,0,0
   invoke MessageBox,NULL,eax,addr TitleName,MB_OK
   pop eax
   invoke UnmapViewOfFile,eax
   invoke CloseHandle,hFileMap
exit:
   xor eax,eax
   invoke ExitProcess,eax
end start