Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
10	12	Exiv2::ImageFactory::open(std::__1::unique_ptr >)	call site: 00012	__cxa_allocate_exception
6	3	LLVMFuzzerTestOneInput	call site: 00003	__cxa_allocate_exception
6	45	Exiv2::Internal::ConstSliceBase ::ConstSliceBase(unsigned char const*&, unsigned long, unsigned long)	call site: 00045	__cxa_allocate_exception
5	23	std::__1::basic_string , std::__1::allocator > Exiv2::toBasicString , std::__1::allocator > >(std::__1::basic_string , std::__1::allocator > const&)	call site: 00023	__cxa_throw
5	39	Exiv2::Internal::ConstSliceBase ::ConstSliceBase(unsigned char const*&, unsigned long, unsigned long)	call site: 00039	__cxa_allocate_exception
5	55	Exiv2::Internal::SliceBase::rangeCheck(unsigned long) const	call site: 00055	__cxa_allocate_exception
5	110	Exiv2::isEpsType(Exiv2::BasicIo&, bool)	call site: 00110	__cxa_allocate_exception
1	52	Exiv2::getUShort(unsigned char const*, Exiv2::ByteOrder)	call site: 00052
1	85	void Exiv2::Internal::enforce (bool, Exiv2::ErrorCode&)	call site: 00085

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           Exiv2::LogMsg::setLevel(Exiv2::LogMsg::Level)

[function] [call site] 00001


           Exiv2::DataBuf::DataBuf(unsigned char const*, unsigned long)

[function] [call site] 00002


           Exiv2::DataBuf::c_data(unsigned long) const

[function] [call site] 00003


             __cxa_allocate_exception

[call site] 00004


             std::out_of_range::out_of_range[abi:ne220000](char const*)

[function] [call site] 00005


               std::logic_error::logic_error(char const*)

[call site] 00006


             __cxa_throw

[call site] 00007


             std::out_of_range::~out_of_range()

[call site] 00008


             __cxa_free_exception

[call site] 00009


           Exiv2::ImageFactory::open(unsigned char const*, unsigned long)

[function] [call site] 00010


             Exiv2::ImageFactory::open(std::__1::unique_ptr<Exiv2::BasicIo, std::__1::default_delete<Exiv2::BasicIo> >)

[function] [call site] 00011


               Exiv2::isJpegType(Exiv2::BasicIo&, bool)

[function] [call site] 00012


               __cxa_allocate_exception

[call site] 00013


               Exiv2::strError()

[function] [call site] 00014


                 __errno_location

[call site] 00015


                 strerror_r

[call site] 00016


                 strerror

[call site] 00017


                 std::__1::optional<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > >::operator*[abi:ne220000]() &&

[function] [call site] 00018


                   std::__1::__optional_storage_base<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >, false>::__get[abi:ne220000]() &

[function] [call site] 00019


               Exiv2::Error::Error<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > >(Exiv2::ErrorCode, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)

[function] [call site] 00020


                 std::exception::exception[abi:ne220000]()

[function] [call site] 00021


                 std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > Exiv2::toBasicString<char, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > >(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)

[function] [call site] 00022


                   std::__1::basic_ostringstream<char, std::__1::char_traits<char>, std::__1::allocator<char> >::str[abi:ne220000]() const &

[function] [call site] 00023


                     std::__1::basic_stringbuf<char, std::__1::char_traits<char>, std::__1::allocator<char> >::str[abi:ne220000]() const &

[function] [call site] 00024


                 Exiv2::Error::setMsg(int)

[function] [call site] 00025


                 std::exception::~exception()

[call site] 00026


               __cxa_throw

[call site] 00027


               __cxa_free_exception

[call site] 00028


               Exiv2::isExvType(Exiv2::BasicIo&, bool)

[function] [call site] 00029


                 memcmp

[call site] 00030


               Exiv2::isCr2Type(Exiv2::BasicIo&, bool)

[function] [call site] 00031


                 Exiv2::Internal::Cr2Header::Cr2Header(Exiv2::ByteOrder)

[function] [call site] 00032


                   Exiv2::Internal::TiffHeaderBase::TiffHeaderBase(unsigned short, unsigned int, Exiv2::ByteOrder, unsigned int)

[function] [call site] 00033


                 Exiv2::Internal::Cr2Header::read(unsigned char const*, unsigned long)

[function] [call site] 00034


                   Exiv2::getUShort(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00035


                     Exiv2::Slice<unsigned char const*> Exiv2::makeSliceUntil<unsigned char const>(unsigned char const*, unsigned long)

[function] [call site] 00036


                       Exiv2::Slice<unsigned char const*>::Slice(unsigned char const*, unsigned long, unsigned long)

[function] [call site] 00037


                         Exiv2::Internal::ConstSliceBase<Exiv2::Internal::PtrSliceStorage, unsigned char const*>::ConstSliceBase(unsigned char const*&, unsigned long, unsigned long)

[function] [call site] 00038


                           Exiv2::Internal::SliceBase::SliceBase(unsigned long, unsigned long)

[function] [call site] 00039


                             __cxa_allocate_exception

[call site] 00040


                             std::out_of_range::out_of_range[abi:ne220000](char const*)

[function] [call site] 00041


                             __cxa_throw

[call site] 00042


                             std::out_of_range::~out_of_range()

[call site] 00043


                             __cxa_free_exception

[call site] 00044


                           Exiv2::Internal::PtrSliceStorage<unsigned char const*>::PtrSliceStorage(unsigned char const*, unsigned long, unsigned long)

[function] [call site] 00045


                             __cxa_allocate_exception

[call site] 00046


                             std::invalid_argument::invalid_argument[abi:ne220000](char const*)

[function] [call site] 00047


                               std::logic_error::logic_error(char const*)

[call site] 00048


                             __cxa_throw

[call site] 00049


                             std::invalid_argument::~invalid_argument()

[call site] 00050


                             __cxa_free_exception

[call site] 00051


                     unsigned short Exiv2::getUShort<unsigned char const*>(Exiv2::Slice<unsigned char const*> const&, Exiv2::ByteOrder)

[function] [call site] 00052


                       Exiv2::Internal::ConstSliceBase<Exiv2::Internal::PtrSliceStorage, unsigned char const*>::at(unsigned long) const

[function] [call site] 00053


                         Exiv2::Internal::SliceBase::rangeCheck(unsigned long) const

[function] [call site] 00054


                           Exiv2::Internal::SliceBase::size() const

[function] [call site] 00055


                           __cxa_allocate_exception

[call site] 00056


                           std::out_of_range::out_of_range[abi:ne220000](char const*)

[function] [call site] 00057


                           __cxa_throw

[call site] 00058


                           std::out_of_range::~out_of_range()

[call site] 00059


                           __cxa_free_exception

[call site] 00060


                         Exiv2::Internal::PtrSliceStorage<unsigned char const*>::unsafeAt(unsigned long) const

[function] [call site] 00061


                   Exiv2::getULong(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00062


                   memcmp

[call site] 00063


                   Exiv2::getULong(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00064


               Exiv2::isCrwType(Exiv2::BasicIo&, bool)

[function] [call site] 00065


                 Exiv2::Internal::CiffHeader::signature()

[function] [call site] 00066


                 memcmp

[call site] 00067


               Exiv2::isMrwType(Exiv2::BasicIo&, bool)

[function] [call site] 00068


               Exiv2::isTiffType(Exiv2::BasicIo&, bool)

[function] [call site] 00069


                 Exiv2::Internal::TiffHeader::TiffHeader(Exiv2::ByteOrder, unsigned int, bool)

[function] [call site] 00070


                   Exiv2::Internal::TiffHeaderBase::TiffHeaderBase(unsigned short, unsigned int, Exiv2::ByteOrder, unsigned int)

[function] [call site] 00071


                 Exiv2::Internal::TiffHeaderBase::read(unsigned char const*, unsigned long)

[function] [call site] 00072


                   Exiv2::getUShort(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00073


                   Exiv2::getULong(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00074


               Exiv2::isWebPType(Exiv2::BasicIo&, bool)

[function] [call site] 00075


                 Exiv2::BasicIo::readOrThrow(unsigned char*, unsigned long, Exiv2::ErrorCode)

[function] [call site] 00076


                   void Exiv2::Internal::enforce<>(bool, Exiv2::ErrorCode)

[function] [call site] 00077


                     void Exiv2::Internal::enforce<Exiv2::Error, Exiv2::ErrorCode&>(bool, Exiv2::ErrorCode&)

[function] [call site] 00078


                       __cxa_allocate_exception

[call site] 00079


                       Exiv2::Error::Error(Exiv2::ErrorCode)

[function] [call site] 00080


                         std::exception::exception[abi:ne220000]()

[function] [call site] 00081


                         Exiv2::Error::setMsg(int)

[function] [call site] 00082


                         std::exception::~exception()

[call site] 00083


                       __cxa_throw

[call site] 00084


                       Exiv2::Error::~Error()

[function] [call site] 00085


                         std::exception::~exception()

[call site] 00086


                       __cxa_free_exception

[call site] 00087


                   void Exiv2::Internal::enforce<>(bool, Exiv2::ErrorCode)

[function] [call site] 00088


                 Exiv2::BasicIo::readOrThrow(unsigned char*, unsigned long, Exiv2::ErrorCode)

[function] [call site] 00089


                 Exiv2::BasicIo::readOrThrow(unsigned char*, unsigned long, Exiv2::ErrorCode)

[function] [call site] 00090


               Exiv2::isRw2Type(Exiv2::BasicIo&, bool)

[function] [call site] 00091


                 Exiv2::Internal::Rw2Header::Rw2Header()

[function] [call site] 00092


                   Exiv2::Internal::TiffHeaderBase::TiffHeaderBase(unsigned short, unsigned int, Exiv2::ByteOrder, unsigned int)

[function] [call site] 00093


                 Exiv2::Internal::TiffHeaderBase::read(unsigned char const*, unsigned long)

[function] [call site] 00094


               Exiv2::isOrfType(Exiv2::BasicIo&, bool)

[function] [call site] 00095


                 Exiv2::Internal::OrfHeader::OrfHeader(Exiv2::ByteOrder)

[function] [call site] 00096


                 Exiv2::Internal::OrfHeader::read(unsigned char const*, unsigned long)

[function] [call site] 00097


                   Exiv2::getUShort(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00098


                   Exiv2::getULong(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00099


               Exiv2::isPngType(Exiv2::BasicIo&, bool)

[function] [call site] 00100


                 __cxa_allocate_exception

[call site] 00101


                 Exiv2::Error::Error(Exiv2::ErrorCode)

[function] [call site] 00102


                 __cxa_throw

[call site] 00103


                 Exiv2::Error::~Error()

[function] [call site] 00104


                 __cxa_free_exception

[call site] 00105


               Exiv2::isPgfType(Exiv2::BasicIo&, bool)

[function] [call site] 00106


               Exiv2::isRafType(Exiv2::BasicIo&, bool)

[function] [call site] 00107


               Exiv2::isEpsType(Exiv2::BasicIo&, bool)

[function] [call site] 00108


                 Exiv2::DataBuf::size() const

[function] [call site] 00109


                 Exiv2::DataBuf::cmpBytes(unsigned long, void const*, unsigned long) const

[function] [call site] 00110


                   __cxa_allocate_exception

[call site] 00111


                   std::out_of_range::out_of_range[abi:ne220000](char const*)

[function] [call site] 00112


                   __cxa_throw

[call site] 00113


                   std::out_of_range::~out_of_range()

[call site] 00114


                   __cxa_free_exception

[call site] 00115


                   memcmp

[call site] 00116


                 Exiv2::DataBuf::cmpBytes(unsigned long, void const*, unsigned long) const

[function] [call site] 00117


                 Exiv2::DataBuf::~DataBuf()

[function] [call site] 00118


               Exiv2::isXmpType(Exiv2::BasicIo&, bool)

[function] [call site] 00119


                 strncmp

[call site] 00120


                 strncmp

[call site] 00121


               Exiv2::isGifType(Exiv2::BasicIo&, bool)

[function] [call site] 00122


               Exiv2::isPsdType(Exiv2::BasicIo&, bool)

[function] [call site] 00123


               Exiv2::isTgaType(Exiv2::BasicIo&, bool)

[function] [call site] 00124


                 memcmp

[call site] 00125


               Exiv2::isBmpType(Exiv2::BasicIo&, bool)

[function] [call site] 00126


               Exiv2::isJp2Type(Exiv2::BasicIo&, bool)

[function] [call site] 00127


               Exiv2::isQTimeType(Exiv2::BasicIo&, bool)

[function] [call site] 00128


                 Exiv2::DataBuf::DataBuf(unsigned long)

[function] [call site] 00129


                 Exiv2::DataBuf::data(unsigned long)

[function] [call site] 00130


                   Exiv2::DataBuf::c_data(unsigned long) const

[function] [call site] 00131


                 Exiv2::DataBuf::cmpBytes(unsigned long, void const*, unsigned long) const

[function] [call site] 00132


                 Exiv2::DataBuf::c_str(unsigned long) const

[function] [call site] 00133


                   Exiv2::DataBuf::c_data(unsigned long) const

[function] [call site] 00134


                 Exiv2::Internal::TagVocabulary const* Exiv2::find<Exiv2::Internal::TagVocabulary const, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >, 86ul>(Exiv2::Internal::TagVocabulary const (&) [86ul], std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&)

[function] [call site] 00135


                 Exiv2::DataBuf::~DataBuf()

[function] [call site] 00136


               Exiv2::isAsfType(Exiv2::BasicIo&, bool)

[function] [call site] 00137


                 Exiv2::isASFType(unsigned char const*)

[function] [call site] 00138


                   Exiv2::AsfVideo::GUIDTag::GUIDTag(unsigned char const*)

[function] [call site] 00139


                     Exiv2::getULong(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00140


                     Exiv2::getUShort(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00141


                     Exiv2::getUShort(unsigned char const*, Exiv2::ByteOrder)

[function] [call site] 00142


                   Exiv2::AsfVideo::GUIDTag::operator==(Exiv2::AsfVideo::GUIDTag const&) const

[function] [call site] 00143


               Exiv2::isRiffType(Exiv2::BasicIo&, bool)

[function] [call site] 00144


               Exiv2::isMkvType(Exiv2::BasicIo&, bool)

[function] [call site] 00145


               Exiv2::isBmffType(Exiv2::BasicIo&, bool)

[function] [call site] 00146


             __cxa_allocate_exception

[call site] 00147


             Exiv2::Error::Error(Exiv2::ErrorCode)

[function] [call site] 00148


             __cxa_throw

[call site] 00149


             __cxa_free_exception

[call site] 00150


           Exiv2::DataBuf::~DataBuf()

[function] [call site] 00151


           __cxa_begin_catch

[call site] 00152


           __cxa_end_catch

[call site] 00153