130 lines
3 KiB
C++
130 lines
3 KiB
C++
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//+--------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 2000
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//
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// File: verread.cpp
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//
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// Contents: code for reading version info for app matching
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//
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// History: 24-Feb-00 dmunsil created
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//
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//---------------------------------------------------------------------------
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#include "stdafx.h"
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#include "stdio.h"
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#include "assert.h"
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#include "verread.h"
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BOOL bInitVersionData(TCHAR *szPath, PVERSION_DATA pVersionData)
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{
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UINT unSize = 0;
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DWORD dwNull = 0;
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assert(szPath && pVersionData);
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ZeroMemory(pVersionData, sizeof(VERSION_DATA));
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pVersionData->dwBufferSize = GetFileVersionInfoSize(szPath, &dwNull);
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if (!pVersionData->dwBufferSize) {
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goto err;
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}
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pVersionData->pBuffer = new BYTE[pVersionData->dwBufferSize];
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if (!pVersionData->pBuffer) {
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goto err;
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}
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if (!GetFileVersionInfo(szPath, 0, pVersionData->dwBufferSize, pVersionData->pBuffer)) {
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goto err;
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}
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if (!VerQueryValue(pVersionData->pBuffer, TEXT("\\"), (PVOID*)&pVersionData->pFixedInfo, &unSize)) {
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goto err;
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}
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return TRUE;
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err:
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if (pVersionData->pBuffer) {
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delete [] pVersionData->pBuffer;
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ZeroMemory(pVersionData, sizeof(VERSION_DATA));
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}
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return FALSE;
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}
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/*--
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Search order is:
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- Language neutral, Unicode (0x000004B0)
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- Language neutral, Windows-multilingual (0x000004e4)
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- US English, Unicode (0x040904B0)
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- US English, Windows-multilingual (0x040904E4)
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If none of those exist, it's not likely we're going to get good
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matching info from what does exist.
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--*/
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TCHAR *szGetVersionString(PVERSION_DATA pVersionData, TCHAR *szString)
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{
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TCHAR szTemp[100] = "";
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TCHAR *szReturn = NULL;
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static DWORD adwLangs[] = {0x000004B0, 0x000004E4, 0x040904B0, 0x040904E4, 0};
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int i;
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assert(pVersionData && szString);
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for (i = 0; adwLangs[i]; ++i) {
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UINT unLen;
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_stprintf(szTemp, TEXT("\\StringFileInfo\\%08X\\%s"), adwLangs[i], szString);
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if (VerQueryValue(pVersionData->pBuffer, szTemp, (PVOID*)&szReturn, &unLen)) {
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goto out;
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}
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}
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out:
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return szReturn;
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}
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ULONGLONG qwGetBinFileVer(PVERSION_DATA pVersionData)
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{
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LARGE_INTEGER liReturn;
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assert(pVersionData);
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liReturn.LowPart = pVersionData->pFixedInfo->dwFileVersionLS;
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liReturn.HighPart = pVersionData->pFixedInfo->dwFileVersionMS;
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return liReturn.QuadPart;
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}
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ULONGLONG qwGetBinProdVer(PVERSION_DATA pVersionData)
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{
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LARGE_INTEGER liReturn;
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assert(pVersionData);
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liReturn.LowPart = pVersionData->pFixedInfo->dwProductVersionLS;
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liReturn.HighPart = pVersionData->pFixedInfo->dwProductVersionMS;
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return liReturn.QuadPart;
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}
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void vReleaseVersionData(PVERSION_DATA pVersionData)
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{
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assert(pVersionData);
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if (pVersionData->pBuffer) {
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delete [] pVersionData->pBuffer;
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ZeroMemory(pVersionData, sizeof(VERSION_DATA));
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}
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}
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