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/*
* (C) 2012-2014 see Authors.txt
*
* This file is part of MPC-HC.
*
* MPC-HC 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 3 of the License, or
* (at your option) any later version.
*
* MPC-HC 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "stdafx.h"
#include "FileVersionInfo.h"
bool FileVersionInfo::LoadInfo(LPCTSTR filePath, VS_FIXEDFILEINFO& fileInfo)
{
bool success = false;
// Get the buffer size required for the version information
DWORD dwFileVersionInfoSize = GetFileVersionInfoSize(filePath, nullptr);
if (dwFileVersionInfoSize) {
// Allocate the buffer
BYTE* lpData = (BYTE*)DEBUG_NEW BYTE[dwFileVersionInfoSize];
if (lpData) {
// Load the file-version information
if (GetFileVersionInfo(filePath, 0, dwFileVersionInfoSize, (LPVOID)lpData)) {
// Parse the version information
VS_FIXEDFILEINFO* lpInfo;
UINT unInfoLen;
if (VerQueryValue((LPVOID)lpData, _T("\\"), (LPVOID*)&lpInfo, &unInfoLen)
&& unInfoLen == sizeof(VS_FIXEDFILEINFO)) {
fileInfo = *lpInfo;
success = true;
}
}
delete [] lpData;
}
}
return success;
}
CString FileVersionInfo::GetFileVersionStr(LPCTSTR filePath)
{
VS_FIXEDFILEINFO fileInfo;
CString strFileVersion;
if (LoadInfo(filePath, fileInfo)) {
strFileVersion = FormatVersionString(fileInfo.dwFileVersionLS, fileInfo.dwFileVersionMS);
}
return strFileVersion;
}
QWORD FileVersionInfo::GetFileVersionNum(LPCTSTR filePath)
{
VS_FIXEDFILEINFO fileInfo;
QWORD qwFileVersion = 0;
if (LoadInfo(filePath, fileInfo)) {
qwFileVersion = ((QWORD)fileInfo.dwFileVersionMS << 32) | fileInfo.dwFileVersionLS;
}
return qwFileVersion;
}
CString FileVersionInfo::FormatVersionString(DWORD dwVersionNumberLow, DWORD dwVersionNumberHigh)
{
CString strFileVersion;
strFileVersion.Format(_T("%lu.%lu.%lu.%lu"),
(dwVersionNumberHigh & 0xFFFF0000) >> 16,
(dwVersionNumberHigh & 0x0000FFFF),
(dwVersionNumberLow & 0xFFFF0000) >> 16,
(dwVersionNumberLow & 0x0000FFFF));
return strFileVersion;
}
CString FileVersionInfo::FormatVersionString(QWORD qwVersionNumber)
{
return FormatVersionString(qwVersionNumber & DWORD_MAX, (qwVersionNumber >> 32) & DWORD_MAX);
}
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