void TraceLoader::loadTrace(const QString &filename)
{
if (m_helpHash.isEmpty()) {
loadHelpFile();
}
if (!m_frameBookmarks.isEmpty()) {
qDeleteAll(m_signatures);
qDeleteAll(m_enumSignatures);
m_signatures.clear();
m_enumSignatures.clear();
m_frameBookmarks.clear();
m_createdFrames.clear();
m_parser.close();
}
if (!m_parser.open(filename.toLatin1())) {
qDebug() << "error: failed to open " << filename;
return;
}
emit startedParsing();
if (m_parser.supportsOffsets()) {
scanTrace();
} else {
//Load the entire file into memory
parseTrace();
}
emit guessedApi(static_cast<int>(m_parser.api));
emit finishedParsing();
}
void TraceLoader::loadTrace(const QString &filename)
{
if (m_helpHash.isEmpty()) {
loadHelpFile();
}
if (!m_frameBookmarks.isEmpty()) {
qDeleteAll(m_signatures);
m_signatures.clear();
m_frameBookmarks.clear();
m_createdFrames.clear();
m_parser.close();
}
if (!m_parser.open(filename.toLatin1())) {
qDebug() << "error: failed to open " << filename;
return;
}
if (!m_parser.supportsOffsets()) {
emit parseProblem(
"This trace in compressed in a format that does not allow random seeking.\n"
"Please repack the trace with `apitrace repack`."
);
m_parser.close();
return;
}
emit startedParsing();
scanTrace();
emit guessedApi(static_cast<int>(m_parser.api));
emit finishedParsing();
}
ApiTrace::ApiTrace()
: m_needsSaving(false)
{
m_loader = new TraceLoader();
connect(this, SIGNAL(loadTrace(QString)),
m_loader, SLOT(loadTrace(QString)));
connect(this, SIGNAL(requestFrame(ApiTraceFrame*)),
m_loader, SLOT(loadFrame(ApiTraceFrame*)));
connect(m_loader, SIGNAL(framesLoaded(const QList<ApiTraceFrame*>)),
this, SLOT(addFrames(const QList<ApiTraceFrame*>)));
connect(m_loader,
SIGNAL(frameContentsLoaded(ApiTraceFrame*,QVector<ApiTraceCall*>, QVector<ApiTraceCall*>,quint64)),
this,
SLOT(loaderFrameLoaded(ApiTraceFrame*,QVector<ApiTraceCall*>,QVector<ApiTraceCall*>,quint64)));
connect(m_loader, SIGNAL(guessedApi(int)),
this, SLOT(guessedApi(int)));
connect(m_loader, SIGNAL(finishedParsing()),
this, SLOT(finishedParsing()));
connect(this, SIGNAL(loaderSearch(ApiTrace::SearchRequest)),
m_loader, SLOT(search(ApiTrace::SearchRequest)));
connect(m_loader,
SIGNAL(searchResult(ApiTrace::SearchRequest,ApiTrace::SearchResult,ApiTraceCall*)),
this,
SLOT(loaderSearchResult(ApiTrace::SearchRequest,ApiTrace::SearchResult,ApiTraceCall*)));
connect(this, SIGNAL(loaderFindFrameStart(ApiTraceFrame*)),
m_loader, SLOT(findFrameStart(ApiTraceFrame*)));
connect(this, SIGNAL(loaderFindFrameEnd(ApiTraceFrame*)),
m_loader, SLOT(findFrameEnd(ApiTraceFrame*)));
connect(m_loader, SIGNAL(foundFrameStart(ApiTraceFrame*)),
this, SIGNAL(foundFrameStart(ApiTraceFrame*)));
connect(m_loader, SIGNAL(foundFrameEnd(ApiTraceFrame*)),
this, SIGNAL(foundFrameEnd(ApiTraceFrame*)));
connect(this, SIGNAL(loaderFindCallIndex(int)),
m_loader, SLOT(findCallIndex(int)));
connect(m_loader, SIGNAL(foundCallIndex(ApiTraceCall*)),
this, SIGNAL(foundCallIndex(ApiTraceCall*)));
connect(m_loader, SIGNAL(startedParsing()),
this, SIGNAL(startedLoadingTrace()));
connect(m_loader, SIGNAL(parsed(int)),
this, SIGNAL(loaded(int)));
connect(m_loader, SIGNAL(finishedParsing()),
this, SIGNAL(finishedLoadingTrace()));
m_saver = new SaverThread(this);
connect(m_saver, SIGNAL(traceSaved()),
this, SLOT(slotSaved()));
connect(m_saver, SIGNAL(traceSaved()),
this, SIGNAL(saved()));
m_loaderThread = new QThread();
m_loader->moveToThread(m_loaderThread);
m_loaderThread->start();
}
