/**************************************************************** // Function : 内存映射文件进行文件同步操作的例子，转载请注明出处// Author    : Lthis// Create    : 2015-2-1 11:07:50 // Checked    : Lthis 2015-2-1 ****************************************************************/#include "stdafx.h"#include "windows.h"#include <iostream>using namespace std;int _tmain(int argc, _TCHAR* argv[]){    /*        code by Lthis    */    HANDLE hFile = ::CreateFile(L"C:\\tmp\\a.exe",        GENERIC_READ | GENERIC_WRITE,        0,        NULL,        OPEN_ALWAYS,        FILE_ATTRIBUTE_NORMAL,        NULL);    HANDLE hFileMapping = ::CreateFileMapping(hFile,        NULL,        PAGE_READWRITE,        0, 0,        NULL);    PBYTE pbFile = NULL;    pbFile = (PBYTE)::MapViewOfFile(hFileMapping, FILE_MAP_READ | FILE_MAP_WRITE, 0, 0, 0);    cout << pbFile << endl;    pbFile[0] = ‘!‘;    pbFile[1] = ‘@‘;    FlushViewOfFile(pbFile, 2);                //禁止写延迟，立即写入    cout << pbFile << endl;    ::UnmapViewOfFile(pbFile);    ::CloseHandle(hFileMapping);    ::CloseHandle(hFile);    /*        code by Lthis    */    getchar();    return 0;}