Files
qt-creator/src/libs/qtcreatorcdbext/common.cpp
Friedemann Kleint 285d216bed Debuggeri[CDB]: Add breakpoint command.
Report back breakpoints with modules.
2011-02-02 13:45:40 +01:00

143 lines
4.2 KiB
C++

/**************************************************************************
**
** 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 "common.h"
#include "iinterfacepointer.h"
#include <sstream>
std::string winErrorMessage(unsigned long error)
{
char *lpMsgBuf;
const int len = FormatMessageA(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, (LPSTR)&lpMsgBuf, 0, NULL);
if (len) {
const std::string rc(lpMsgBuf, len);
LocalFree(lpMsgBuf);
return rc;
}
std::ostringstream str;
str << "Unknown error " << error;
return str.str();
}
std::string winErrorMessage()
{
return winErrorMessage(GetLastError());
}
std::string msgDebugEngineComResult(HRESULT hr)
{
switch (hr) {
case S_OK:
return std::string("S_OK");
case S_FALSE:
return std::string("S_FALSE");
case E_FAIL:
break;
case E_INVALIDARG:
return std::string("E_INVALIDARG");
case E_NOINTERFACE:
return std::string("E_NOINTERFACE");
case E_OUTOFMEMORY:
return std::string("E_OUTOFMEMORY");
case E_UNEXPECTED:
return std::string("E_UNEXPECTED");
case E_NOTIMPL:
return std::string("E_NOTIMPL");
}
if (hr == HRESULT_FROM_WIN32(ERROR_ACCESS_DENIED))
return std::string("ERROR_ACCESS_DENIED");;
if (hr == HRESULT_FROM_NT(STATUS_CONTROL_C_EXIT))
return std::string("STATUS_CONTROL_C_EXIT");
return std::string("E_FAIL ") + winErrorMessage(HRESULT_CODE(hr));
}
std::string msgDebugEngineComFailed(const char *func, HRESULT hr)
{
std::string rc = func;
rc += " failed: ";
rc += msgDebugEngineComResult(hr);
return rc;
}
ULONG currentThreadId(IDebugSystemObjects *sysObjects)
{
ULONG id = 0;
if (sysObjects->GetCurrentThreadId(&id) == S_OK)
return id;
return 0;
}
ULONG currentThreadId(CIDebugClient *client)
{
IInterfacePointer<IDebugSystemObjects> sysObjects(client);
if (sysObjects)
return currentThreadId(sysObjects.data());
return 0;
}
ULONG currentProcessId(IDebugSystemObjects *sysObjects)
{
ULONG64 handle = 0;
if (sysObjects->GetCurrentProcessHandle(&handle) == S_OK)
return GetProcessId((HANDLE)handle);
return 0;
}
ULONG currentProcessId(CIDebugClient *client)
{
IInterfacePointer<IDebugSystemObjects> sysObjects(client);
if (sysObjects)
return currentProcessId(sysObjects.data());
return 0;
}
std::string moduleNameByOffset(CIDebugSymbols *symbols, ULONG64 offset)
{
enum { BufSize = 512 };
ULONG index = 0;
ULONG64 base = 0;
// Convert module base address to module index
HRESULT hr = symbols->GetModuleByOffset(offset, 0, &index, &base);
if (FAILED(hr))
return std::string();
// Obtain module name
char buf[BufSize];
buf[0] = '\0';
hr = symbols->GetModuleNameString(DEBUG_MODNAME_MODULE, index, base, buf, BufSize, 0);
if (FAILED(hr))
return std::string();
return std::string(buf);
}