bool OssnFileFormat::save(const OstProto::SessionContent &session,
const QString fileName, QString &error)
{
OstProto::FileContent content;
if (!session.IsInitialized())
goto _session_not_init;
content.mutable_matter()->mutable_session()->CopyFrom(session);
Q_ASSERT(content.IsInitialized());
return NativeFileFormat::save(OstProto::kSessionFileType, content,
fileName, error);
_session_not_init:
error = QString(tr("Internal Error: Session not initialized\n%1\n%2"))
.arg(QString().fromStdString(
session.InitializationErrorString()))
.arg(QString().fromStdString(session.DebugString()));
goto _fail;
_fail:
qDebug("%s", error.toAscii().constData());
return false;
}
bool FileFormat::saveStreams(const OstProto::StreamConfigList streams,
const QString fileName, QString &error)
{
OstProto::FileMagic magic;
OstProto::FileMeta meta;
OstProto::FileContent content;
OstProto::FileChecksum cksum;
QFile file(fileName);
int metaSize, contentSize;
int contentOffset, cksumOffset;
QByteArray buf;
quint32 calcCksum;
magic.set_value(kFileMagicValue);
Q_ASSERT(magic.IsInitialized());
cksum.set_value(0);
Q_ASSERT(cksum.IsInitialized());
initFileMetaData(*(meta.mutable_data()));
meta.mutable_data()->set_file_type(OstProto::kStreamsFileType);
Q_ASSERT(meta.IsInitialized());
if (!streams.IsInitialized())
goto _stream_not_init;
content.mutable_matter()->mutable_streams()->CopyFrom(streams);
Q_ASSERT(content.IsInitialized());
metaSize = meta.ByteSize();
contentSize = content.ByteSize();
contentOffset = kFileMetaDataOffset + metaSize;
cksumOffset = contentOffset + contentSize;
Q_ASSERT(magic.ByteSize() == kFileMagicSize);
Q_ASSERT(cksum.ByteSize() == kFileChecksumSize);
buf.resize(kFileMagicSize + metaSize + contentSize + kFileChecksumSize);
// Serialize everything
if (!magic.SerializeToArray((void*) (buf.data() + kFileMagicOffset),
kFileMagicSize))
{
goto _magic_serialize_fail;
}
if (!meta.SerializeToArray((void*) (buf.data() + kFileMetaDataOffset),
metaSize))
{
goto _meta_serialize_fail;
}
if (!content.SerializeToArray((void*) (buf.data() + contentOffset),
contentSize))
{
goto _content_serialize_fail;
}
if (!cksum.SerializeToArray((void*) (buf.data() + cksumOffset),
kFileChecksumSize))
{
goto _zero_cksum_serialize_fail;
}
emit status("Calculating checksum...");
// Calculate and write checksum
calcCksum = checksumCrc32C((quint8*)buf.constData(), buf.size());
cksum.set_value(calcCksum);
if (!cksum.SerializeToArray(
(void*) (buf.data() + cksumOffset),
kFileChecksumSize))
{
goto _cksum_serialize_fail;
}
qDebug("Writing %d bytes", buf.size());
//qDebug("%s", QString(buf.toHex()).toAscii().constData());
emit status("Writing to disk...");
if (!file.open(QIODevice::WriteOnly | QIODevice::Truncate))
goto _open_fail;
if (file.write(buf) < 0)
goto _write_fail;
file.close();
return true;
_write_fail:
error = QString(tr("Error writing to %1")).arg(fileName);
goto _fail;
_open_fail:
error = QString(tr("Error opening %1 (Error Code = %2)"))
.arg(fileName)
.arg(file.error());
goto _fail;
_cksum_serialize_fail:
error = QString(tr("Internal Error: Checksum Serialize failed\n%1\n%2"))
.arg(QString().fromStdString(
cksum.InitializationErrorString()))
.arg(QString().fromStdString(cksum.DebugString()));
goto _fail;
_zero_cksum_serialize_fail:
error = QString(tr("Internal Eror: Zero Checksum Serialize failed\n%1\n%2"))
.arg(QString().fromStdString(
cksum.InitializationErrorString()))
.arg(QString().fromStdString(cksum.DebugString()));
goto _fail;
_content_serialize_fail:
error = QString(tr("Internal Error: Content Serialize failed\n%1\n%2"))
.arg(QString().fromStdString(
content.InitializationErrorString()))
.arg(QString().fromStdString(content.DebugString()));
goto _fail;
_meta_serialize_fail:
error = QString(tr("Internal Error: Meta Data Serialize failed\n%1\n%2"))
.arg(QString().fromStdString(
meta.InitializationErrorString()))
.arg(QString().fromStdString(meta.DebugString()));
goto _fail;
_magic_serialize_fail:
error = QString(tr("Internal Error: Magic Serialize failed\n%1\n%2"))
.arg(QString().fromStdString(
magic.InitializationErrorString()))
.arg(QString().fromStdString(magic.DebugString()));
goto _fail;
_stream_not_init:
error = QString(tr("Internal Error: Streams not initialized\n%1\n%2"))
.arg(QString().fromStdString(
streams.InitializationErrorString()))
.arg(QString().fromStdString(streams.DebugString()));
goto _fail;
_fail:
qDebug("%s", error.toAscii().constData());
return false;
}
