status_t MyVorbisExtractor::init() {
mMeta = new MetaData;
mMeta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_VORBIS);
MediaBuffer *packet;
status_t err;
if ((err = readNextPacket(&packet)) != OK) {
return err;
}
ALOGV("read packet of size %d\n", packet->range_length());
err = verifyHeader(packet, 1);
packet->release();
packet = NULL;
if (err != OK) {
return err;
}
if ((err = readNextPacket(&packet)) != OK) {
return err;
}
ALOGV("read packet of size %d\n", packet->range_length());
err = verifyHeader(packet, 3);
packet->release();
packet = NULL;
if (err != OK) {
return err;
}
if ((err = readNextPacket(&packet)) != OK) {
return err;
}
ALOGV("read packet of size %d\n", packet->range_length());
err = verifyHeader(packet, 5);
packet->release();
packet = NULL;
if (err != OK) {
return err;
}
mFirstDataOffset = mOffset + mCurrentPageSize;
off64_t size;
uint64_t lastGranulePosition;
if (mSource->getSize(&size) == OK
&& findPrevGranulePosition(size, &lastGranulePosition) == OK) {
// Let's assume it's cheap to seek to the end.
// The granule position of the final page in the stream will
// give us the exact duration of the content, something that
// we can only approximate using avg. bitrate if seeking to
// the end is too expensive or impossible (live streaming).
int64_t durationUs = lastGranulePosition * 1000000ll / mVi.rate;
mMeta->setInt64(kKeyDuration, durationUs);
buildTableOfContents();
}
return OK;
}
bool GetSampleInfo( void )
/************************/
{
if( !initCurrSIO() ) {
return( false );
}
if( !verifyHeader() ) {
ClearSample( CurrSIOData );
return( false );
}
if( !readSampleFile() ) {
ClearSample( CurrSIOData );
return( false );
}
/* there must be at least one address map for the first module, or */
/* we cannot resolve overlays and do mapping. Should generate an error*/
if( !LoadImageOverlays() ) {
ClearSample( CurrSIOData );
return( false );
}
close( CurrSIOData->fh );
/* do the SIOData sets near the end to make it easier to de-link */
/* the new data if we have an error */
if( SIOData == NULL ) {
CurrSIOData->next = CurrSIOData;
} else {
CurrSIOData->next = SIOData->next;
SIOData->next = CurrSIOData;
}
SIOData = CurrSIOData;
SetSampleInfo( CurrSIOData );
SamplePath[0] = 0;
return( true );
}
int showVerifyPackage(QVA_t qva, rpmts ts, Header h)
{
int ec = 0;
int rc;
if (qva->qva_flags & VERIFY_DEPS) {
int save_noise = _rpmds_unspecified_epoch_noise;
if (rpmIsVerbose())
_rpmds_unspecified_epoch_noise = 1;
if ((rc = verifyDependencies(qva, ts, h)) != 0)
ec = rc;
_rpmds_unspecified_epoch_noise = save_noise;
}
if (qva->qva_flags & VERIFY_FILES) {
if ((rc = verifyHeader(qva, ts, h)) != 0)
ec = rc;
}
if ((qva->qva_flags & VERIFY_SCRIPT)
&& headerIsEntry(h, RPMTAG_VERIFYSCRIPT))
{
FD_t fdo = fdDup(STDOUT_FILENO);
if ((rc = rpmVerifyScript(qva, ts, h, fdo)) != 0)
ec = rc;
if (fdo != NULL)
rc = Fclose(fdo);
}
return ec;
}
status_t MyVorbisExtractor::init() {
mMeta = new MetaData;
mMeta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_VORBIS);
MediaBuffer *packet;
status_t err;
if ((err = readNextPacket(&packet)) != OK) {
return err;
}
LOGV("read packet of size %d\n", packet->range_length());
err = verifyHeader(packet, 1);
packet->release();
packet = NULL;
if (err != OK) {
return err;
}
if ((err = readNextPacket(&packet)) != OK) {
return err;
}
LOGV("read packet of size %d\n", packet->range_length());
err = verifyHeader(packet, 3);
packet->release();
packet = NULL;
if (err != OK) {
return err;
}
if ((err = readNextPacket(&packet)) != OK) {
return err;
}
LOGV("read packet of size %d\n", packet->range_length());
err = verifyHeader(packet, 5);
packet->release();
packet = NULL;
if (err != OK) {
return err;
}
mFirstDataOffset = mOffset + mCurrentPageSize;
return OK;
}
int showVerifyPackage(QVA_t qva, rpmts ts, Header h)
{
int ec = 0;
int rc;
if (qva->qva_flags & VERIFY_DEPS) {
if ((rc = verifyDependencies(ts, h)) != 0)
ec = rc;
}
if (qva->qva_flags & VERIFY_FILES) {
if ((rc = verifyHeader(ts, h, qva->qva_ofvattr,
qva->qva_incattr, qva->qva_excattr)) != 0)
ec = rc;
}
if (qva->qva_flags & VERIFY_SCRIPT) {
if ((rc = rpmVerifyScript(ts, h)) != 0)
ec = rc;
}
return ec;
}
int showVerifyPackage(QVA_t qva, rpmts ts, Header h)
{
rpmVerifyAttrs omitMask = ((qva->qva_flags & VERIFY_ATTRS) ^ VERIFY_ATTRS);
int ghosts = (qva->qva_fflags & RPMFILE_GHOST);
int ec = 0;
int rc;
if (qva->qva_flags & VERIFY_DEPS) {
if ((rc = verifyDependencies(ts, h)) != 0)
ec = rc;
}
if (qva->qva_flags & VERIFY_FILES) {
if ((rc = verifyHeader(ts, h, omitMask, ghosts)) != 0)
ec = rc;
}
if (qva->qva_flags & VERIFY_SCRIPT) {
if ((rc = rpmVerifyScript(ts, h)) != 0)
ec = rc;
}
return ec;
}
QFontEngineQPA::QFontEngineQPA(const QFontDef &def, const QByteArray &data)
: fontData(reinterpret_cast<const uchar *>(data.constData())), dataSize(data.size())
{
fontDef = def;
cache_cost = 100;
externalCMap = 0;
cmapOffset = 0;
cmapSize = 0;
glyphMapOffset = 0;
glyphMapEntries = 0;
glyphDataOffset = 0;
glyphDataSize = 0;
kerning_pairs_loaded = false;
readOnly = true;
#if defined(DEBUG_FONTENGINE)
qDebug() << "QFontEngineQPA::QFontEngineQPA( fd =" << fd << ", renderingFontEngine =" << renderingFontEngine << ')';
#endif
if (!verifyHeader(fontData, dataSize)) {
#if defined(DEBUG_FONTENGINE)
qDebug() << "verifyHeader failed!";
#endif
return;
}
const Header *header = reinterpret_cast<const Header *>(fontData);
readOnly = (header->lock == 0xffffffff);
const uchar *imgData = fontData + sizeof(Header) + qFromBigEndian<quint16>(header->dataSize);
const uchar *endPtr = fontData + dataSize;
while (imgData <= endPtr - 8) {
quint16 blockTag = readValue<quint16>(imgData);
imgData += 2; // skip padding
quint32 blockSize = readValue<quint32>(imgData);
if (blockTag == CMapBlock) {
cmapOffset = imgData - fontData;
cmapSize = blockSize;
} else if (blockTag == GMapBlock) {
glyphMapOffset = imgData - fontData;
glyphMapEntries = blockSize / 4;
} else if (blockTag == GlyphBlock) {
glyphDataOffset = imgData - fontData;
glyphDataSize = blockSize;
}
imgData += blockSize;
}
face_id.filename = QFile::encodeName(extractHeaderField(fontData, Tag_FileName).toString());
face_id.index = extractHeaderField(fontData, Tag_FileIndex).toInt();
// get the real cmap
if (cmapOffset) {
int tableSize = cmapSize;
const uchar *cmapPtr = getCMap(fontData + cmapOffset, tableSize, &symbol, &cmapSize);
if (cmapPtr)
cmapOffset = cmapPtr - fontData;
else
cmapOffset = 0;
} else if (externalCMap) {
int tableSize = cmapSize;
externalCMap = getCMap(externalCMap, tableSize, &symbol, &cmapSize);
}
// verify all the positions in the glyphMap
if (glyphMapOffset) {
const quint32 *gmapPtr = reinterpret_cast<const quint32 *>(fontData + glyphMapOffset);
for (uint i = 0; i < glyphMapEntries; ++i) {
quint32 glyphDataPos = qFromBigEndian<quint32>(gmapPtr[i]);
if (glyphDataPos == 0xffffffff)
continue;
if (glyphDataPos >= glyphDataSize) {
// error
glyphMapOffset = 0;
glyphMapEntries = 0;
break;
}
}
}
#if defined(DEBUG_FONTENGINE)
if (!isValid())
qDebug() << "fontData" << fontData << "dataSize" << dataSize
<< "externalCMap" << externalCMap << "cmapOffset" << cmapOffset
<< "glyphMapOffset" << glyphMapOffset << "glyphDataOffset" << glyphDataOffset
<< "fd" << fd << "glyphDataSize" << glyphDataSize;
#endif
}
void HttpClientImpl::onReplyHeader(http::Client& client)
{
verifyHeader(client.header());
}
QFontEngineQPF::QFontEngineQPF(const QFontDef &def, int fileDescriptor, QFontEngine *fontEngine)
: fd(fileDescriptor), renderingFontEngine(fontEngine)
{
fontData = 0;
dataSize = 0;
fontDef = def;
cache_cost = 100;
freetype = 0;
externalCMap = 0;
cmapOffset = 0;
cmapSize = 0;
glyphMapOffset = 0;
glyphMapEntries = 0;
glyphDataOffset = 0;
glyphDataSize = 0;
kerning_pairs_loaded = false;
readOnly = true;
#if defined(DEBUG_FONTENGINE)
qDebug() << "QFontEngineQPF::QFontEngineQPF( fd =" << fd << ", renderingFontEngine =" << renderingFontEngine << ")";
#endif
if (fd < 0) {
if (!renderingFontEngine)
return;
fileName = fontDef.family.toLower() + QLatin1String("_")
+ QString::number(fontDef.pixelSize)
+ QLatin1String("_") + QString::number(fontDef.weight)
+ (fontDef.style != QFont::StyleNormal ?
QLatin1String("_italic") : QLatin1String(""))
+ QLatin1String(".qsf");
fileName.replace(QLatin1Char(' '), QLatin1Char('_'));
fileName.prepend(qws_fontCacheDir());
const QByteArray encodedName = QFile::encodeName(fileName);
if (::access(encodedName, F_OK) == 0) {
#if defined(DEBUG_FONTENGINE)
qDebug() << "found existing qpf:" << fileName;
#endif
if (::access(encodedName, W_OK | R_OK) == 0)
fd = ::open(encodedName, O_RDWR);
else if (::access(encodedName, R_OK) == 0)
fd = ::open(encodedName, O_RDONLY);
} else {
#if defined(DEBUG_FONTENGINE)
qDebug() << "creating qpf on the fly:" << fileName;
#endif
if (::access(QFile::encodeName(qws_fontCacheDir()), W_OK) == 0) {
fd = ::open(encodedName, O_RDWR | O_EXCL | O_CREAT, 0644);
QBuffer buffer;
buffer.open(QIODevice::ReadWrite);
QPFGenerator generator(&buffer, renderingFontEngine);
generator.generate();
buffer.close();
const QByteArray &data = buffer.data();
::write(fd, data.constData(), data.size());
}
}
}
QT_STATBUF st;
if (QT_FSTAT(fd, &st)) {
#if defined(DEBUG_FONTENGINE)
qDebug() << "stat failed!";
#endif
return;
}
dataSize = st.st_size;
fontData = (const uchar *)::mmap(0, st.st_size, PROT_READ | (renderingFontEngine ? PROT_WRITE : 0), MAP_SHARED, fd, 0);
if (!fontData || fontData == (const uchar *)MAP_FAILED) {
#if defined(DEBUG_FONTENGINE)
perror("mmap failed");
#endif
fontData = 0;
return;
}
if (!verifyHeader(fontData, st.st_size)) {
#if defined(DEBUG_FONTENGINE)
qDebug() << "verifyHeader failed!";
#endif
return;
}
const Header *header = reinterpret_cast<const Header *>(fontData);
readOnly = (header->lock == 0xffffffff);
const uchar *data = fontData + sizeof(Header) + qFromBigEndian<quint16>(header->dataSize);
const uchar *endPtr = fontData + dataSize;
while (data <= endPtr - 8) {
quint16 blockTag = readValue<quint16>(data);
data += 2; // skip padding
quint32 blockSize = readValue<quint32>(data);
if (blockTag == CMapBlock) {
cmapOffset = data - fontData;
cmapSize = blockSize;
} else if (blockTag == GMapBlock) {
glyphMapOffset = data - fontData;
glyphMapEntries = blockSize / 4;
} else if (blockTag == GlyphBlock) {
glyphDataOffset = data - fontData;
glyphDataSize = blockSize;
}
data += blockSize;
}
face_id.filename = QFile::encodeName(extractHeaderField(fontData, Tag_FileName).toString());
face_id.index = extractHeaderField(fontData, Tag_FileIndex).toInt();
#if !defined(QT_NO_FREETYPE)
freetype = QFreetypeFace::getFace(face_id);
if (!freetype) {
QString newPath =
#ifndef QT_NO_SETTINGS
QLibraryInfo::location(QLibraryInfo::LibrariesPath) +
#endif
QLatin1String("/fonts/") +
QFileInfo(QFile::decodeName(face_id.filename)).fileName();
face_id.filename = QFile::encodeName(newPath);
freetype = QFreetypeFace::getFace(face_id);
}
if (freetype) {
const quint32 qpfTtfRevision = extractHeaderField(fontData, Tag_FontRevision).toUInt();
uchar data[4];
uint length = 4;
bool ok = freetype->getSfntTable(MAKE_TAG('h', 'e', 'a', 'd'), data, &length);
if (!ok || length != 4
|| qFromBigEndian<quint32>(data) != qpfTtfRevision) {
freetype->release(face_id);
freetype = 0;
}
}
if (!cmapOffset && freetype) {
freetypeCMapTable = getSfntTable(MAKE_TAG('c', 'm', 'a', 'p'));
externalCMap = reinterpret_cast<const uchar *>(freetypeCMapTable.constData());
cmapSize = freetypeCMapTable.size();
}
#endif
// get the real cmap
if (cmapOffset) {
int tableSize = cmapSize;
const uchar *cmapPtr = getCMap(fontData + cmapOffset, tableSize, &symbol, &cmapSize);
if (cmapPtr)
cmapOffset = cmapPtr - fontData;
else
cmapOffset = 0;
} else if (externalCMap) {
int tableSize = cmapSize;
externalCMap = getCMap(externalCMap, tableSize, &symbol, &cmapSize);
}
// verify all the positions in the glyphMap
if (glyphMapOffset) {
const quint32 *gmapPtr = reinterpret_cast<const quint32 *>(fontData + glyphMapOffset);
for (uint i = 0; i < glyphMapEntries; ++i) {
quint32 glyphDataPos = qFromBigEndian<quint32>(gmapPtr[i]);
if (glyphDataPos == 0xffffffff)
continue;
if (glyphDataPos >= glyphDataSize) {
// error
glyphMapOffset = 0;
glyphMapEntries = 0;
break;
}
}
}
#if defined(DEBUG_FONTENGINE)
if (!isValid())
qDebug() << "fontData" << fontData << "dataSize" << dataSize
<< "externalCMap" << externalCMap << "cmapOffset" << cmapOffset
<< "glyphMapOffset" << glyphMapOffset << "glyphDataOffset" << glyphDataOffset
<< "fd" << fd << "glyphDataSize" << glyphDataSize;
#endif
#if defined(Q_WS_QWS)
if (isValid() && renderingFontEngine)
qt_fbdpy->sendFontCommand(QWSFontCommand::StartedUsingFont, QFile::encodeName(fileName));
#endif
}
