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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "winutils.h"
#include <windows.h>
#include <QtCore/QString>
#include <QtCore/QVector>
#include <QtCore/QDebug>
#include <QtCore/QLibrary>
#include <QtCore/QTextStream>
namespace Utils {
QTCREATOR_UTILS_EXPORT QString winErrorMessage(unsigned long error)
{
QString rc = QString::fromLatin1("#%1: ").arg(error);
ushort *lpMsgBuf;
const int len = FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, (LPTSTR)&lpMsgBuf, 0, NULL);
if (len) {
rc = QString::fromUtf16(lpMsgBuf, len);
LocalFree(lpMsgBuf);
} else {
rc += QString::fromLatin1("<unknown error>");
}
return rc;
}
static inline QString msgCannotLoad(const char *lib, const QString &why)
{
return QString::fromLatin1("Unable load %1: %2").arg(QLatin1String(lib), why);
}
static inline QString msgCannotResolve(const char *lib)
{
return QString::fromLatin1("Unable to resolve all required symbols in %1").arg(QLatin1String(lib));
}
QTCREATOR_UTILS_EXPORT QString winGetDLLVersion(WinDLLVersionType t,
const QString &name,
QString *errorMessage)
{
// Resolve required symbols from the version.dll
typedef DWORD (APIENTRY *GetFileVersionInfoSizeProtoType)(LPCTSTR, LPDWORD);
typedef BOOL (APIENTRY *GetFileVersionInfoWProtoType)(LPCWSTR, DWORD, DWORD, LPVOID);
typedef BOOL (APIENTRY *VerQueryValueWProtoType)(const LPVOID, LPWSTR lpSubBlock, LPVOID, PUINT);
const char *versionDLLC = "version.dll";
QLibrary versionLib(QLatin1String(versionDLLC), 0);
if (!versionLib.load()) {
*errorMessage = msgCannotLoad(versionDLLC, versionLib.errorString());
return QString();
}
// MinGW requires old-style casts
GetFileVersionInfoSizeProtoType getFileVersionInfoSizeW = (GetFileVersionInfoSizeProtoType)(versionLib.resolve("GetFileVersionInfoSizeW"));
GetFileVersionInfoWProtoType getFileVersionInfoW = (GetFileVersionInfoWProtoType)(versionLib.resolve("GetFileVersionInfoW"));
VerQueryValueWProtoType verQueryValueW = (VerQueryValueWProtoType)(versionLib.resolve("VerQueryValueW"));
if (!getFileVersionInfoSizeW || !getFileVersionInfoW || !verQueryValueW) {
*errorMessage = msgCannotResolve(versionDLLC);
return QString();
}
// Now go ahead, read version info resource
DWORD dummy = 0;
const LPCTSTR fileName = reinterpret_cast<LPCTSTR>(name.utf16()); // MinGWsy
const DWORD infoSize = (*getFileVersionInfoSizeW)(fileName, &dummy);
if (infoSize == 0) {
*errorMessage = QString::fromLatin1("Unable to determine the size of the version information of %1: %2").arg(name, winErrorMessage(GetLastError()));
return QString();
}
QByteArray dataV(infoSize + 1, '\0');
char *data = dataV.data();
if (!(*getFileVersionInfoW)(fileName, dummy, infoSize, data)) {
*errorMessage = QString::fromLatin1("Unable to determine the version information of %1: %2").arg(name, winErrorMessage(GetLastError()));
return QString();
}
VS_FIXEDFILEINFO *versionInfo;
UINT len = 0;
if (!(*verQueryValueW)(data, TEXT("\\"), &versionInfo, &len)) {
*errorMessage = QString::fromLatin1("Unable to determine version string of %1: %2").arg(name, winErrorMessage(GetLastError()));
return QString();
}
QString rc;
switch (t) {
case WinDLLFileVersion:
QTextStream(&rc) << HIWORD(versionInfo->dwFileVersionMS) << '.' << LOWORD(versionInfo->dwFileVersionMS);
break;
case WinDLLProductVersion:
QTextStream(&rc) << HIWORD(versionInfo->dwProductVersionMS) << '.' << LOWORD(versionInfo->dwProductVersionMS);
break;
}
return rc;
}
QTCREATOR_UTILS_EXPORT QString getShortPathName(const QString &name, QString *errorMessage)
{
typedef DWORD (APIENTRY *GetShortPathNameProtoType)(LPCTSTR, LPTSTR, DWORD);
if (name.isEmpty())
return name;
const char *kernel32DLLC = "kernel32.dll";
QLibrary kernel32Lib(kernel32DLLC, 0);
if (!kernel32Lib.isLoaded() && !kernel32Lib.load()) {
*errorMessage = msgCannotLoad(kernel32DLLC, kernel32Lib.errorString());
return QString();
}
// MinGW requires old-style casts
GetShortPathNameProtoType getShortPathNameW = (GetShortPathNameProtoType)(kernel32Lib.resolve("GetShortPathNameW"));
if (!getShortPathNameW) {
*errorMessage = msgCannotResolve(kernel32DLLC);
return QString();
}
// Determine length, then convert.
const LPCTSTR nameC = reinterpret_cast<LPCTSTR>(name.utf16()); // MinGW
const DWORD length = (*getShortPathNameW)(nameC, NULL, 0);
if (length == 0)
return name;
TCHAR *buffer = new TCHAR[length];
(*getShortPathNameW)(nameC, buffer, length);
const QString rc = QString::fromUtf16(reinterpret_cast<const ushort *>(buffer), length);
delete [] buffer;
return rc;
}
unsigned long winQPidToPid(const Q_PID qpid)
{
const PROCESS_INFORMATION *processInfo = reinterpret_cast<const PROCESS_INFORMATION*>(qpid);
return processInfo->dwProcessId;
}
} // namespace Utils
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