提升一个进程的权限可以有两种办法
第一、自动提升进程的权限
第二、手动提升进程权限(通过函数提升权限)
使用函数(ShellExecuteEx)
一直到今天,遇到问题才写测试程序实现:
// testlog.cpp : 定义控制台应用程序的入口点。
//
#include "stdafx.h"
#include<iostream>
#include<Windows.h>
#include<Shellapi.h>
#pragma comment( lib, "Shell32.lib" )
using namespace std;
int _tmain(int argc, _TCHAR* argv[])
{
允许Vista/Win7下,不同权限进程间发送消息:WM_COPYDATA
//typedef BOOL (WINAPI FAR *ChangeWindowMessageFilter_PROC)(UINT,DWORD);
//ChangeWindowMessageFilter_PROC m_pfnChangeWindowMessageFilter;
//m_pfnChangeWindowMessageFilter =
// (ChangeWindowMessageFilter_PROC)::GetProcAddress (::GetModuleHandle(_T("USER32")),"ChangeWindowMessageFilter");
//if (m_pfnChangeWindowMessageFilter)
//{
// m_pfnChangeWindowMessageFilter(WM_COPYDATA, 1/*Add*/);
//}
//
启动Shell
//OSVERSIONINFOEX OSVerInfo;
//OSVerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
//if(!GetVersionEx((OSVERSIONINFO *)&OSVerInfo))
//{
// OSVerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
// GetVersionEx((OSVERSIONINFO *)&OSVerInfo);
//}
//TCHAR atszVerb[16];
//if(OSVerInfo.dwMajorVersion >= 6) // Vista 以上
//{
// _tcscpy(atszVerb,_T("runas"));
//}
//else
//{
// _tcscpy(atszVerb,_T(""));
//}
SHELLEXECUTEINFO ShExecInfo = {0};
ShExecInfo.cbSize = sizeof(SHELLEXECUTEINFO);
ShExecInfo.fMask = SEE_MASK_NOCLOSEPROCESS;
ShExecInfo.hwnd = NULL;
ShExecInfo.lpVerb = L"runas";
ShExecInfo.lpFile = L"cmd";
ShExecInfo.lpParameters = L"";
ShExecInfo.lpDirectory = NULL;
ShExecInfo.nShow = SW_SHOW;
ShExecInfo.hInstApp = NULL;
ShellExecuteEx(&ShExecInfo);
WaitForSingleObject(ShExecInfo.hProcess,INFINITE);
-------------------------------------------------------------------------------------
//WinExec("C:\\Users\\hevinn\\Desktop\\InstallShield\\edit.exe",SW_SHOW);
//try
//{
//wcout<<L"dddddd"<<endl;
//_tsystem(L"cmd ");
//wcout<<L"ffffff"<<endl;
//}
//catch(exception e)
//{
// //cout<<e<<endl;
//}
//
return 0;
}
以上代码VS2010中测试通过。
运行结果可以明显看到,启动的cmd命令行窗口,的权限是不同的。