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/******************************************************************
*
* kdbgwin - Helper application for DrKonqi
*
* This file is part of the KDE project
*
* Copyright (C) 2010 Ilie Halip <lupuroshu@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) version 3, or any
* later version accepted by the membership of KDE e.V. (or its
* successor approved by the membership of KDE e.V.), which shall
* act as a proxy defined in Section 6 of version 3 of the license.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>
*****************************************************************/
#include "msvc_generator.h"
MsvcGenerator::MsvcGenerator(const Process& process)
: AbstractBTGenerator(process)
{}
bool MsvcGenerator::Init()
{
return true;
}
void MsvcGenerator::UnInit()
{
}
QString MsvcGenerator::GetFunctionName()
{
PSYMBOL_INFO symbol =
(PSYMBOL_INFO) malloc(sizeof(SYMBOL_INFO) + MAX_SYMBOL_NAME);
ZeroMemory(symbol, sizeof(symbol) + MAX_SYMBOL_NAME);
symbol->SizeOfStruct = sizeof(SYMBOL_INFO);
symbol->MaxNameLen = MAX_SYMBOL_NAME;
DWORD64 dwDisplacement = 0;
if (!SymFromAddr(m_process.GetHandle(), m_currentFrame.AddrPC.Offset, &dwDisplacement, symbol))
{
kError() << "SymFromAddr() failed: " << GetLastError();
return QString::fromLatin1(DEFAULT_FUNC);
}
char undecoratedName[MAX_PATH] = {0};
if (!UnDecorateSymbolName(symbol->Name, undecoratedName, MAX_PATH, UNDNAME_COMPLETE))
{
// if this fails, show the decorated name anyway, don't fail
kError() << "UnDecorateSymbolName() failed: " << GetLastError();
return QString::fromLatin1(symbol->Name);
}
return QString::fromLatin1(undecoratedName);
}
QString MsvcGenerator::GetFile()
{
IMAGEHLP_LINE64 line;
ZeroMemory(&line, sizeof(line));
line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
DWORD dwDisplacement = 0;
if (!SymGetLineFromAddr64(m_process.GetHandle(), m_currentFrame.AddrPC.Offset, &dwDisplacement, &line))
{
kError() << "SymGetLineFromAddr64 failed: " << GetLastError();
return QString::fromLatin1(DEFAULT_FILE);
}
return QString(line.FileName);
}
int MsvcGenerator::GetLine()
{
IMAGEHLP_LINE64 line;
ZeroMemory(&line, sizeof(line));
line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
DWORD dwDisplacement = 0;
if (!SymGetLineFromAddr64(m_process.GetHandle(), m_currentFrame.AddrPC.Offset, &dwDisplacement, &line))
{
//kError() << "SymGetLineFromAddr64 failed: " << GetLastError();
return DEFAULT_LINE;
}
return (int) line.LineNumber;
}
void MsvcGenerator::LoadSymbol(const QString& module, DWORD64 dwBaseAddr)
{
QString strOutput;
IMAGEHLP_MODULE64 moduleInfo;
ZeroMemory(&moduleInfo, sizeof(moduleInfo));
moduleInfo.SizeOfStruct = sizeof(moduleInfo);
SymGetModuleInfo64(m_process.GetHandle(), dwBaseAddr, &moduleInfo);
m_symbolsMap[module] = false; // default
QString symbolType;
switch (moduleInfo.SymType)
{
case SymNone:
symbolType = QString::fromLatin1("no symbols loaded");
break;
case SymCoff:
case SymCv:
case SymPdb:
case SymSym:
case SymDia:
symbolType = QString::fromLatin1("symbols loaded");
m_symbolsMap[module] = true;
break;
case SymExport:
symbolType = QString::fromLatin1("export table only");
break;
case SymDeferred:
symbolType = QString::fromLatin1("deferred (not loaded currently)");
break;
case SymVirtual:
symbolType = QString::fromLatin1("virtual");
break;
}
strOutput = QString::fromLatin1("Loaded %1 (%2)")
.arg(module).arg(symbolType);
emit DebugLine(strOutput);
}
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