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Use getULong to read unsigned numbers.

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Kevin Backhouse 3 years ago committed by Rosen Penev
parent 250586e18b
commit 56249bb1a0
4 changed files with 21 additions and 21 deletions
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6
src/bmffimage.cpp
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@ -184,8 +184,8 @@ uint64_t BmffImage::boxHandler(std::ostream& out /* = std::cout*/, Exiv2::PrintS
// The box length is encoded as a uint32_t by default, but the special value 1 means
// that it's a uint64_t.
uint64_t box_length = getLong(reinterpret_cast<byte*>(&hdrbuf[0]), endian_);
uint32_t box_type = getLong(reinterpret_cast<byte*>(&hdrbuf[sizeof(uint32_t)]), endian_);
uint64_t box_length = getULong(reinterpret_cast<byte*>(&hdrbuf[0]), endian_);
uint32_t box_type = getULong(reinterpret_cast<byte*>(&hdrbuf[sizeof(uint32_t)]), endian_);
bool bLF = true;
if (bTrace) {
@ -265,7 +265,7 @@ uint64_t BmffImage::boxHandler(std::ostream& out /* = std::cout*/, Exiv2::PrintS
// 8.11.6.2
case TAG_infe: { // .__._.__hvc1_ 2 0 0 1 0 1 0 0 104 118 99 49 0
enforce(data.size() - skip >= 8, Exiv2::ErrorCode::kerCorruptedMetadata);
/* getLong (data.pData_+skip,endian_) ; */ skip += 4;
/* getULong (data.pData_+skip,endian_) ; */ skip += 4;
uint16_t ID = data.read_uint16(skip, endian_);
skip += 2;
/* getShort(data.pData_+skip,endian_) ; */ skip += 2; // protection

4
src/bmpimage.cpp
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@ -77,8 +77,8 @@ void BmpImage::readMetadata() {
*/
byte buf[26];
if (io_->read(buf, sizeof(buf)) == sizeof(buf)) {
pixelWidth_ = getLong(buf + 18, littleEndian);
pixelHeight_ = getLong(buf + 22, littleEndian);
pixelWidth_ = getULong(buf + 18, littleEndian);
pixelHeight_ = getULong(buf + 22, littleEndian);
}
}

26
src/jp2image.cpp
Unescape Escape View File

@ -150,8 +150,8 @@ void Jp2Image::readMetadata() {
while (io_->read(reinterpret_cast<byte*>(&box), boxHSize) == boxHSize) {
boxes_check(boxesCount++, boxem);
const size_t position = io_->tell();
box.length = getLong(reinterpret_cast<byte*>(&box.length), bigEndian);
box.type = getLong(reinterpret_cast<byte*>(&box.type), bigEndian);
box.length = getULong(reinterpret_cast<byte*>(&box.length), bigEndian);
box.type = getULong(reinterpret_cast<byte*>(&box.type), bigEndian);
#ifdef EXIV2_DEBUG_MESSAGES
std::cout << "Exiv2::Jp2Image::readMetadata: "
<< "Position: " << position << " box type: " << toAscii(box.type) << " length: " << box.length
@ -193,8 +193,8 @@ void Jp2Image::readMetadata() {
while (io_->read(reinterpret_cast<byte*>(&subBox), boxHSize) == boxHSize && subBox.length) {
boxes_check(boxesCount++, boxem);
subBox.length = getLong(reinterpret_cast<byte*>(&subBox.length), bigEndian);
subBox.type = getLong(reinterpret_cast<byte*>(&subBox.type), bigEndian);
subBox.length = getULong(reinterpret_cast<byte*>(&subBox.length), bigEndian);
subBox.type = getULong(reinterpret_cast<byte*>(&subBox.type), bigEndian);
if (subBox.length > io_->size()) {
throw Error(ErrorCode::kerCorruptedMetadata);
}
@ -242,8 +242,8 @@ void Jp2Image::readMetadata() {
#ifdef EXIV2_DEBUG_MESSAGES
std::cout << "Exiv2::Jp2Image::readMetadata: Ihdr data found" << std::endl;
#endif
ihdr.imageHeight = getLong(reinterpret_cast<byte*>(&ihdr.imageHeight), bigEndian);
ihdr.imageWidth = getLong(reinterpret_cast<byte*>(&ihdr.imageWidth), bigEndian);
ihdr.imageHeight = getULong(reinterpret_cast<byte*>(&ihdr.imageHeight), bigEndian);
ihdr.imageWidth = getULong(reinterpret_cast<byte*>(&ihdr.imageWidth), bigEndian);
ihdr.componentCount = getShort(reinterpret_cast<byte*>(&ihdr.componentCount), bigEndian);
enforce(ihdr.c == 7, ErrorCode::kerCorruptedMetadata);
@ -418,8 +418,8 @@ void Jp2Image::printStructure(std::ostream& out, PrintStructureOption option, si
while (box.length && box.type != kJp2BoxTypeClose &&
io_->read(reinterpret_cast<byte*>(&box), boxHSize) == boxHSize) {
const size_t position = io_->tell();
box.length = getLong(reinterpret_cast<byte*>(&box.length), bigEndian);
box.type = getLong(reinterpret_cast<byte*>(&box.type), bigEndian);
box.length = getULong(reinterpret_cast<byte*>(&box.length), bigEndian);
box.type = getULong(reinterpret_cast<byte*>(&box.type), bigEndian);
enforce(box.length <= boxHSize + io_->size() - io_->tell(), ErrorCode::kerCorruptedMetadata);
if (bPrint) {
@ -456,8 +456,8 @@ void Jp2Image::printStructure(std::ostream& out, PrintStructureOption option, si
io_->tell() < position + box.length) // don't read beyond the box!
{
const size_t address = io_->tell() - boxHSize;
subBox.length = getLong(reinterpret_cast<byte*>(&subBox.length), bigEndian);
subBox.type = getLong(reinterpret_cast<byte*>(&subBox.type), bigEndian);
subBox.length = getULong(reinterpret_cast<byte*>(&subBox.length), bigEndian);
subBox.type = getULong(reinterpret_cast<byte*>(&subBox.type), bigEndian);
if (subBox.length < boxHSize || subBox.length > io_->size() - io_->tell()) {
throw Error(ErrorCode::kerCorruptedMetadata);
@ -603,7 +603,7 @@ void Jp2Image::encodeJp2Header(const DataBuf& boxBuf, DataBuf& outBuf) {
size_t outlen = boxHSize; // now many bytes have we written to output?
size_t inlen = boxHSize; // how many bytes have we read from boxBuf?
enforce(boxHSize <= output.size(), ErrorCode::kerCorruptedMetadata);
uint32_t length = getLong(boxBuf.c_data(0), bigEndian);
uint32_t length = getULong(boxBuf.c_data(0), bigEndian);
enforce(length <= output.size(), ErrorCode::kerCorruptedMetadata);
uint32_t count = boxHSize;
bool bWroteColor = false;
@ -615,8 +615,8 @@ void Jp2Image::encodeJp2Header(const DataBuf& boxBuf, DataBuf& outBuf) {
Internal::Jp2BoxHeader newBox = subBox;
if (count < length) {
subBox.length = getLong(boxBuf.c_data(count), bigEndian);
subBox.type = getLong(boxBuf.c_data(count + 4), bigEndian);
subBox.length = getULong(boxBuf.c_data(count), bigEndian);
subBox.type = getULong(boxBuf.c_data(count + 4), bigEndian);
#ifdef EXIV2_DEBUG_MESSAGES
std::cout << "Jp2Image::encodeJp2Header subbox: " << toAscii(subBox.type) << " length = " << subBox.length
<< std::endl;

6
src/tiffvisitor_int.cpp
Unescape Escape View File

@ -1120,7 +1120,7 @@ void TiffReader::visitDirectory(TiffDirectory* object) {
return;
}
TiffComponent::UniquePtr tc;
uint32_t next = getLong(p, byteOrder());
uint32_t next = getULong(p, byteOrder());
if (next) {
tc = TiffCreator::create(Tag::next, object->group());
#ifndef SUPPRESS_WARNINGS
@ -1152,7 +1152,7 @@ void TiffReader::visitSubIfd(TiffSubIfd* object) {
if (object->group() == IfdId::ifd1Id)
maxi = 1;
for (uint32_t i = 0; i < object->count(); ++i) {
uint32_t offset = getLong(object->pData() + 4 * i, byteOrder());
uint32_t offset = getULong(object->pData() + 4 * i, byteOrder());
if (baseOffset() + offset > size_) {
#ifndef SUPPRESS_WARNINGS
EXV_ERROR << "Directory " << groupName(object->group()) << ", entry 0x" << std::setw(4) << std::setfill('0')
@ -1271,7 +1271,7 @@ void TiffReader::readTiffEntry(TiffEntryBase* object) {
throw Error(ErrorCode::kerArithmeticOverflow);
}
size_t size = typeSize * count;
uint32_t offset = getLong(p, byteOrder());
uint32_t offset = getULong(p, byteOrder());
byte* pData = p;
if (size > 4 && (baseOffset() + offset >= size_ || baseOffset() + offset <= 0)) {
// #1143

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