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37a66b2340
git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@281 ebee16cc-31ac-478f-84a7-5cbb03baadba
114 lines
4.7 KiB
C++
114 lines
4.7 KiB
C++
/**
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******************************************************************************
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*
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* @file winutils.cpp
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
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* @brief
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* @see The GNU Public License (GPL) Version 3
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* @defgroup
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* @{
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "winutils.h"
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#include <windows.h>
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#include <QtCore/QString>
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#include <QtCore/QVector>
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#include <QtCore/QDebug>
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#include <QtCore/QLibrary>
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#include <QtCore/QTextStream>
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namespace Utils {
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QTCREATOR_UTILS_EXPORT QString winErrorMessage(unsigned long error)
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{
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QString rc = QString::fromLatin1("#%1: ").arg(error);
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ushort *lpMsgBuf;
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const int len = FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL, error, 0, (LPTSTR)&lpMsgBuf, 0, NULL);
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if (len) {
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rc = QString::fromUtf16(lpMsgBuf, len);
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LocalFree(lpMsgBuf);
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} else {
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rc += QString::fromLatin1("<unknown error>");
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}
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return rc;
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}
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QTCREATOR_UTILS_EXPORT QString winGetDLLVersion(WinDLLVersionType t,
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const QString &name,
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QString *errorMessage)
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{
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// Resolve required symbols from the version.dll
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typedef DWORD (APIENTRY *GetFileVersionInfoSizeProtoType)(LPCTSTR, LPDWORD);
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typedef BOOL (APIENTRY *GetFileVersionInfoWProtoType)(LPCWSTR, DWORD, DWORD, LPVOID);
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typedef BOOL (APIENTRY *VerQueryValueWProtoType)(const LPVOID, LPWSTR lpSubBlock, LPVOID, PUINT);
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const char *versionDLLC = "version.dll";
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QLibrary versionLib(QLatin1String(versionDLLC), 0);
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if (!versionLib.load()) {
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*errorMessage = QString::fromLatin1("Unable load %1: %2").arg(QLatin1String(versionDLLC), versionLib.errorString());
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return QString();
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}
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// MinGW requires old-style casts
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GetFileVersionInfoSizeProtoType getFileVersionInfoSizeW = (GetFileVersionInfoSizeProtoType)(versionLib.resolve("GetFileVersionInfoSizeW"));
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GetFileVersionInfoWProtoType getFileVersionInfoW = (GetFileVersionInfoWProtoType)(versionLib.resolve("GetFileVersionInfoW"));
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VerQueryValueWProtoType verQueryValueW = (VerQueryValueWProtoType)(versionLib.resolve("VerQueryValueW"));
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if (!getFileVersionInfoSizeW || !getFileVersionInfoW || !verQueryValueW) {
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*errorMessage = QString::fromLatin1("Unable to resolve all required symbols in %1").arg(QLatin1String(versionDLLC));
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return QString();
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}
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// Now go ahead, read version info resource
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DWORD dummy = 0;
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const LPCTSTR fileName = reinterpret_cast<LPCTSTR>(name.utf16()); // MinGWsy
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const DWORD infoSize = (*getFileVersionInfoSizeW)(fileName, &dummy);
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if (infoSize == 0) {
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*errorMessage = QString::fromLatin1("Unable to determine the size of the version information of %1: %2").arg(name, winErrorMessage(GetLastError()));
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return QString();
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}
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QByteArray dataV(infoSize + 1, '\0');
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char *data = dataV.data();
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if (!(*getFileVersionInfoW)(fileName, dummy, infoSize, data)) {
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*errorMessage = QString::fromLatin1("Unable to determine the version information of %1: %2").arg(name, winErrorMessage(GetLastError()));
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return QString();
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}
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VS_FIXEDFILEINFO *versionInfo;
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UINT len = 0;
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if (!(*verQueryValueW)(data, TEXT("\\"), &versionInfo, &len)) {
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*errorMessage = QString::fromLatin1("Unable to determine version string of %1: %2").arg(name, winErrorMessage(GetLastError()));
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return QString();
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}
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QString rc;
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switch (t) {
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case WinDLLFileVersion:
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QTextStream(&rc) << HIWORD(versionInfo->dwFileVersionMS) << '.' << LOWORD(versionInfo->dwFileVersionMS);
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break;
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case WinDLLProductVersion:
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QTextStream(&rc) << HIWORD(versionInfo->dwProductVersionMS) << '.' << LOWORD(versionInfo->dwProductVersionMS);
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break;
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}
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return rc;
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}
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} // namespace Utils
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