77 lines
2.3 KiB
C++
77 lines
2.3 KiB
C++
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#include <windows.h>
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#include <shellapi.h>
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//+----------------------------------------------------------------------------
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//
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// Function: ExtractCmBinsFromExe
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//
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// Synopsis: Launches cmbins.exe to extract the cm binaries from the executable
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// cab file.
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//
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// Arguments: LPTSTR pszPathToExtractFrom -- path where cmbins.exe lives
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// LPTSTR pszPathToExtractTo -- path to where cm binaries are extracted to
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//
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// Returns: HRESULT - standard COM error codes
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//
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// History: quintinb Created 03/14/2001
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//
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//+----------------------------------------------------------------------------
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HRESULT ExtractCmBinsFromExe(LPTSTR pszPathToExtractFrom, LPTSTR pszPathToExtractTo)
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{
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HRESULT hr = E_INVALIDARG;
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if (pszPathToExtractTo && (TEXT('\0') != pszPathToExtractTo[0]) &&
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pszPathToExtractFrom && (TEXT('\0') != pszPathToExtractFrom[0]))
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{
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TCHAR szFile[MAX_PATH+1] = {0};
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TCHAR szParams[MAX_PATH+1] = {0};
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LPCTSTR c_pszParamsFmt = TEXT("/c /q /t:%s");
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LPCTSTR c_pszFileFmt = TEXT("%scmbins.exe");
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LPCTSTR c_pszFileFmtWithSlash = TEXT("%s\\cmbins.exe");
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wsprintf(szParams, c_pszParamsFmt, pszPathToExtractTo);
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if (TEXT('\\') == pszPathToExtractFrom[lstrlen(pszPathToExtractFrom) - 1])
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{
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wsprintf(szFile, c_pszFileFmt, pszPathToExtractFrom);
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}
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else
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{
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wsprintf(szFile, c_pszFileFmtWithSlash, pszPathToExtractFrom);
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}
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SHELLEXECUTEINFO sei = {0};
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sei.cbSize = sizeof(sei);
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sei.fMask = SEE_MASK_FLAG_NO_UI | SEE_MASK_NOCLOSEPROCESS;
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sei.nShow = SW_SHOWNORMAL;
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sei.lpFile = szFile;
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sei.lpParameters = szParams;
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sei.lpDirectory = pszPathToExtractFrom;
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if (ShellExecuteEx(&sei))
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{
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if (sei.hProcess)
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{
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WaitForSingleObject(sei.hProcess, 1000*60*1); // wait for one minute.
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CloseHandle(sei.hProcess);
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}
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hr = S_OK;
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}
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else
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{
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hr = HRESULT_FROM_WIN32(GetLastError());
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//
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// Make sure to return failure
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//
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if (SUCCEEDED(hr))
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{
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hr = E_UNEXPECTED;
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}
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}
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}
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return hr;
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}
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