如何在Windows2000中动态禁用/启用Ctrl-Alt-Delete( 四 ) _云知道

return((DWORD)hDll);
}

//---------------------------------------------------------------------------
//占位函数，用来计算ThreadFuncAttach的大小
static void AfterThreadFuncAttach(void)
{
}

//---------------------------------------------------------------------------
//远程线程，用来卸载DLL
static DWORD WINAPI ThreadFuncDetach(DEINJECTLIBINFO *pInfo)
{
HINSTANCE hDll = NULL;
BOOL bResult=FALSE;
BOOL bHasFoundModule = FALSE;

pInfo->dwReturnValue = https://www.rkxy.com.cn/dnjc/0;//意味成功，如果这个值不是0，则是一个错误代码。

while((hDll = pInfo->pfnGetModuleHandle(pInfo->szDllName)) != NULL)
{
bHasFoundModule = TRUE;

bResult = pInfo->pfnFreeLibrary(hDll);
if(bResult == FALSE)
{
pInfo->dwReturnValue = https://www.rkxy.com.cn/dnjc/pInfo->pfnGetLastError();
break;
}
}

if(pInfo->dwReturnValue =https://www.rkxy.com.cn/dnjc/= 0 && !bHasFoundModule)
{
pInfo->dwReturnValue = https://www.rkxy.com.cn/dnjc/pInfo->pfnGetLastError();
}

return 1;
}

//---------------------------------------------------------------------------
//占位函数，用来计算ThreadFuncDetach的大小
static void AfterThreadFuncDetach(void)
{
}

//---------------------------------------------------------------------------
//修改本进程的权限
BOOL __fastcall EnablePrivilege(LPCTSTR lpszPrivilegeName,BOOL bEnable)
{
HANDLE hToken;
TOKEN_PRIVILEGES tp;
LUID luid;

if(!OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES |
TOKEN_QUERY | TOKEN_READ,&hToken))
return FALSE;
if(!LookupPrivilegeValue(NULL, lpszPrivilegeName, &luid))
return TRUE;

tp.PrivilegeCount = 1;
tp.Privileges[0].Luid = luid;
tp.Privileges[0].Attributes = (bEnable) ? SE_PRIVILEGE_ENABLED : 0;

AdjustTokenPrivileges(hToken,FALSE,&tp,NULL,NULL,NULL);

CloseHandle(hToken);

return (GetLastError() == ERROR_SUCCESS);
}
//---------------------------------------------------------------------------
//通过进程名称得到进程的ID（这里使用方法Toolhelp函数，也可使用PSAPI）
DWORD __fastcall GetPIDFromName(LPCTSTR lpszProcName)
{
HANDLE hSnapshot;
PROCESSENTRY32 ProcStruct;
DWORD dwProcessID = -1;
//added by jiangsheng 2002-11-8
BOOL bIsTerminalServices=Is_Terminal_Services();
if(bIsTerminalServices){
//复制自MSDN杂志Windows XP Escape from DLL Hell with Custom Debugging and Instrumentation Tools and Utilities的代码
//get current session ID
CWTSWrapper WTS;
if (WTS.IsValid())
{
DWORD dwCurSessionID = -1;
LPTSTR pSessionInfo=NULL;
DWORD dwBytes;
if(WTS.WTSQuerySessionInformation(WTS_CURRENT_SERVER_HANDLE,WTS_CURRENT_SESSION,
WTSSessionId, (LPTSTR*)&pSessionInfo, &dwBytes)){
dwCurSessionID =*((DWORD*)pSessionInfo);
// enumerate processes
PWTS_PROCESS_INFO pProcessInfo = NULL;
DWORD ProcessCount = 0;
BOOL bFound;
if (WTS.WTSEnumerateProcesses(WTS_CURRENT_SERVER_HANDLE, 0, 1,
&pProcessInfo, &ProcessCount)){
for (DWORD CurrentProcess = 0; CurrentProcess < ProcessCount; CurrentProcess){
CString strCurExePath(pProcessInfo[CurrentProcess].pProcessName);
CString strRemoteProc(lpszProcName);
strCurExePath.MakeLower();
strRemoteProc.MakeLower();
bFound = (strCurExePath.Find(strRemoteProc) != -1);
if(bFound && dwCurSessionID==pProcessInfo[CurrentProcess].SessionId) {
dwProcessID = pProcessInfo[CurrentProcess].ProcessId;
break;
}
}
}
WTS.WTSFreeMemory(pSessionInfo);
}
}
}
else{
//end added by jiangsheng 2002-11-8
BOOL bResult;
hSnapshot = CreateToolhelp32Snapshot((DWORD)TH32CS_SNAPPROCESS,0);
ProcStruct.dwSize = sizeof(PROCESSENTRY32);
bResult = Process32First(hSnapshot,&ProcStruct);
while(bResult)
{
BOOL bFound;
CString strCurExePath(ProcStruct.szExeFile);
CString strRemoteProc(lpszProcName);

如何在Windows2000中动态禁用/启用Ctrl-Alt-Delete( 四 )

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