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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
**
**************************************************************************/
#include "cdbdebugoutput.h"
#include "cdbdebugengine.h"
#include "cdbdebugengine_p.h"
#include <windows.h>
#include <inc/dbgeng.h>
namespace Debugger {
namespace Internal {
CdbDebugOutputBase::CdbDebugOutputBase()
{
}
STDMETHODIMP CdbDebugOutputBase::QueryInterface(
THIS_
IN REFIID InterfaceId,
OUT PVOID* Interface
)
{
*Interface = NULL;
if (IsEqualIID(InterfaceId, __uuidof(IUnknown)) ||
IsEqualIID(InterfaceId, __uuidof(IDebugOutputCallbacksWide)))
{
*Interface = (IDebugOutputCallbacksWide*)this;
AddRef();
return S_OK;
} else {
return E_NOINTERFACE;
}
}
STDMETHODIMP_(ULONG) CdbDebugOutputBase::AddRef(THIS)
{
// This class is designed to be static so
// there's no true refcount.
return 1;
}
STDMETHODIMP_(ULONG) CdbDebugOutputBase::Release(THIS)
{
// This class is designed to be static so
// there's no true refcount.
return 0;
}
STDMETHODIMP CdbDebugOutputBase::Output(
THIS_
IN ULONG mask,
IN PCWSTR text
)
{
output(mask, QString::fromUtf16(text));
return S_OK;
}
IDebugOutputCallbacksWide *CdbDebugOutputBase::getOutputCallback(IDebugClient5 *client)
{
IDebugOutputCallbacksWide *rc;
if (FAILED(client->GetOutputCallbacksWide(&rc)))
return 0;
return rc;
}
// ------------------------- CdbDebugOutput
// Return a prefix for debugger messages
static QString prefix(ULONG mask)
{
if (mask & (DEBUG_OUTPUT_PROMPT_REGISTERS)) {
static const QString p = QLatin1String("registers:");
return p;
}
if (mask & (DEBUG_OUTPUT_EXTENSION_WARNING|DEBUG_OUTPUT_WARNING)) {
static const QString p = QLatin1String("warning:");
return p;
}
if (mask & (DEBUG_OUTPUT_ERROR)) {
static const QString p = QLatin1String("error:");
return p;
}
if (mask & DEBUG_OUTPUT_SYMBOLS) {
static const QString p = QLatin1String("symbols:");
return p;
}
static const QString commonPrefix = QLatin1String("cdb:");
return commonPrefix;
}
enum OutputKind { DebuggerOutput, DebuggerPromptOutput, DebuggeeOutput, DebuggeePromptOutput };
static inline OutputKind outputKind(ULONG mask)
{
if (mask & DEBUG_OUTPUT_DEBUGGEE)
return DebuggeeOutput;
if (mask & DEBUG_OUTPUT_DEBUGGEE_PROMPT)
return DebuggeePromptOutput;
if (mask & DEBUG_OUTPUT_PROMPT)
return DebuggerPromptOutput;
return DebuggerOutput;
}
CdbDebugOutput::CdbDebugOutput()
{
}
void CdbDebugOutput::output(ULONG mask, const QString &msg)
{
if (debugCDB > 1)
qDebug() << Q_FUNC_INFO << "\n " << msg;
switch (outputKind(mask)) {
case DebuggerOutput:
debuggerOutput(prefix(mask), msg);
break;
case DebuggerPromptOutput:
emit debuggerInputPrompt(prefix(mask), msg);
break;
case DebuggeeOutput:
emit debuggeeOutput(msg);
break;
case DebuggeePromptOutput:
emit debuggeeInputPrompt(msg);
break;
}
}
// Utility class to temporarily redirect output to another handler
// as long as in scope
OutputRedirector::OutputRedirector(IDebugClient5 *client, IDebugOutputCallbacksWide *newHandler) :
m_client(client),
m_oldHandler(CdbDebugOutputBase::getOutputCallback(client))
{
m_client->SetOutputCallbacksWide(newHandler);
}
OutputRedirector::~OutputRedirector()
{
m_client->SetOutputCallbacksWide(m_oldHandler);
}
} // namespace Internal
} // namespace Debugger
|
