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如何: 在Windows2000中动态禁用/启用Ctrl-Alt-Delete
作者:Siny 文章来源:中国教师站cn-teacher 点击数: 更新时间:2007-4-22 12:29:07
; dwLastError,
        MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // default language
        (LPSTR) &MessageBuffer,
        0,
        NULL
        ))
    {

        //
        // Output message string on stderr.
        //
        strRet=CString(MessageBuffer,dwBufferLength);
        //
        // Free the buffer allocated by the system.
        //
        LocalFree(MessageBuffer);
    }

    //
    // If we loaded a message source, unload it.
    //
    if(hModule != NULL)
        FreeLibrary(hModule);
    return strRet;
}
//end replaced by jiangsheng 2002-11-5
//---------------------------------------------------------------------------

#ifdef UNICODE
LPCSTR LoadLibraryFuncStr = "LoadLibraryW";
LPCSTR GetModuleHandleFuncStr = "GetModuleHandleW";
#else
LPCSTR LoadLibraryFuncStr = "LoadLibraryA";
LPCSTR GetModuleHandleFuncStr = "GetModuleHandleA";
#endif
LPCSTR FreeLibraryFuncStr = "FreeLibrary";
LPCSTR GetProcAddressFuncStr = "GetProcAddress";
LPCSTR GetLastErrorFuncStr = "GetLastError";

//---------------------------------------------------------------------------
//removed by jiangsheng 2002-11-5
//const char* const RemoteDllName = "RemoteDll.Dll";
//end removed by jiangsheng 2002-11-5
LPCTSTR szRemoteProcessName = "Winlogon.exe";

typedef HINSTANCE (WINAPI *PLOADLIBRARY)(LPCTSTR );
typedef BOOL (WINAPI *PFREELIBRARY)(HINSTANCE);
typedef HMODULE (WINAPI* PGETMODULEHANDLE)(LPCTSTR );
typedef PVOID (WINAPI* PGETPROCADDRESS)(HINSTANCE,LPCSTR);
typedef DWORD (WINAPI* PGETLASTERROR)(VOID);

BOOL __fastcall EnablePrivilege(LPCTSTR lpszPrivilegeName,BOOL bEnable);
DWORD __fastcall GetPIDFromName(LPCTSTR lpszProcName);

//---------------------------------------------------------------------------

typedef struct
{
    PLOADLIBRARY pfnLoadLibrary;
    PGETLASTERROR pfnGetLastError;
    TCHAR szDllName[1024];
    DWORD dwReturnValue;
} INJECTLIBINFO;

typedef struct
{
    PFREELIBRARY pfnFreeLibrary;
    PGETMODULEHANDLE pfnGetModuleHandle;
    PGETLASTERROR pfnGetLastError;
    DWORD dwReturnValue;
    TCHAR szDllName[1024];

} DEINJECTLIBINFO;

//---------------------------------------------------------------------------
//远程线程,用来装载DLL
static DWORD WINAPI ThreadFuncAttach(INJECTLIBINFO *pInfo)
{
HINSTANCE hDll=NULL;
pInfo->dwReturnValue = 0;
hDll = (HINSTANCE)pInfo->pfnLoadLibrary(pInfo->szDllName);
if(hDll == NULL)
pInfo->dwReturnValue = pInfo->pfnGetLastError();
return((DWORD)hDll);
}

//-----------------------------------------------------------

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