Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
13	32	unsigned int QIntC::to_uint (unsigned long const&)	call site: 00032	__cxa_allocate_exception
10	47	BitStream::getBitsSigned(unsigned long)	call site: 00047	__cxa_allocate_exception
5	8	Pl_TIFFPredictor::Pl_TIFFPredictor(char const, Pipeline, Pl_TIFFPredictor::action_e, unsigned int, unsigned int, unsigned int)	call site: 00008	__cxa_allocate_exception
5	14	Pl_TIFFPredictor::Pl_TIFFPredictor(char const, Pipeline, Pl_TIFFPredictor::action_e, unsigned int, unsigned int, unsigned int)	call site: 00014	__cxa_allocate_exception
5	60	BitWriter::writeBits(unsigned long long, unsigned long)	call site: 00060	__cxa_allocate_exception
3	79	FuzzHelper::run()	call site: 00079	__cxa_end_catch
1	66	Pl_TIFFPredictor::processRow()	call site: 00066

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           FuzzHelper::FuzzHelper(unsigned char const*, unsigned long)

[function] [call site] 00001


           FuzzHelper::run()

[function] [call site] 00002


             FuzzHelper::doChecks()

[function] [call site] 00003


               Pl_Discard::Pl_Discard()

[function] [call site] 00004


                 Pipeline::Pipeline(char const*, Pipeline*)

[function] [call site] 00005


               Pl_TIFFPredictor::Pl_TIFFPredictor(char const*, Pipeline*, Pl_TIFFPredictor::action_e, unsigned int, unsigned int, unsigned int)

[function] [call site] 00006


                 Pipeline::Pipeline(char const*, Pipeline*)

[function] [call site] 00007


                 void qpdf::util::assertion<char const (&) [56]>(bool, char const (&) [56])

[function] [call site] 00008


                   __cxa_allocate_exception

[call site] 00009


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

[call site] 00010


                   __cxa_throw

[call site] 00011


                   std::logic_error::~logic_error()

[call site] 00012


                   __cxa_free_exception

[call site] 00013


                 void qpdf::util::no_ci_rt_error_if<char const (&) [53]>(bool, char const (&) [53])

[function] [call site] 00014


                   __cxa_allocate_exception

[call site] 00015


                   std::runtime_error::runtime_error(char const*)

[call site] 00016


                   __cxa_throw

[call site] 00017


                   std::runtime_error::~runtime_error()

[call site] 00018


                   __cxa_free_exception

[call site] 00019


                 void qpdf::util::no_ci_rt_error_if<char const (&) [51]>(bool, char const (&) [51])

[function] [call site] 00020


                 void qpdf::util::no_ci_rt_error_if<char const (&) [49]>(bool, char const (&) [49])

[function] [call site] 00021


                 void qpdf::util::no_ci_rt_error_if<char const (&) [36]>(bool, char const (&) [36])

[function] [call site] 00022


                 Pipeline::~Pipeline()

[function] [call site] 00023


               Pl_TIFFPredictor::write(unsigned char const*, unsigned long)

[function] [call site] 00024


                 Pl_TIFFPredictor::processRow()

[function] [call site] 00025


                   QTC::TC(char const*, char const*, int)

[function] [call site] 00026


                   Pipeline::next() const

[function] [call site] 00027


                   BitWriter::BitWriter(Pipeline*)

[function] [call site] 00028


                   BitStream::BitStream(unsigned char const*, unsigned long)

[function] [call site] 00029


                     BitStream::reset()

[function] [call site] 00030


                       unsigned int QIntC::to_uint<unsigned long>(unsigned long const&)

[function] [call site] 00031


                         QIntC::IntConverter<unsigned long, unsigned int, false, false>::convert(unsigned long const&)

[function] [call site] 00032


                           QIntC::IntConverter<unsigned long, unsigned int, false, false>::error(unsigned long)

[function] [call site] 00033


                             __cxa_allocate_exception

[call site] 00034


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

[function] [call site] 00035


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

[function] [call site] 00036


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

[function] [call site] 00037


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

[call site] 00038


                             __cxa_throw

[call site] 00039


                             __cxa_free_exception

[call site] 00040


                       __cxa_allocate_exception

[call site] 00041


                       std::runtime_error::runtime_error(char const*)

[call site] 00042


                       __cxa_throw

[call site] 00043


                       std::runtime_error::~runtime_error()

[call site] 00044


                       __cxa_free_exception

[call site] 00045


                   BitStream::getBitsSigned(unsigned long)

[function] [call site] 00046


                     read_bits(unsigned char const*&, unsigned long&, unsigned long&, unsigned long)

[function] [call site] 00047


                       __cxa_allocate_exception

[call site] 00048


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

[call site] 00049


                       __cxa_throw

[call site] 00050


                       __cxa_free_exception

[call site] 00051


                       __cxa_allocate_exception

[call site] 00052


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

[function] [call site] 00053


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

[call site] 00054


                       __cxa_throw

[call site] 00055


                       std::out_of_range::~out_of_range()

[call site] 00056


                       __cxa_free_exception

[call site] 00057


                   BitWriter::writeBitsSigned(long long, unsigned long)

[function] [call site] 00058


                     BitWriter::writeBits(unsigned long long, unsigned long)

[function] [call site] 00059


                       write_bits(unsigned char&, unsigned long&, unsigned long long, unsigned long, Pipeline*)

[function] [call site] 00060


                         __cxa_allocate_exception

[call site] 00061


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

[function] [call site] 00062


                         __cxa_throw

[call site] 00063


                         std::out_of_range::~out_of_range()

[call site] 00064


                         __cxa_free_exception

[call site] 00065


                   BitWriter::flush()

[function] [call site] 00066


                     write_bits(unsigned char&, unsigned long&, unsigned long long, unsigned long, Pipeline*)

[function] [call site] 00067


                   Pipeline::next() const

[function] [call site] 00068


               Pl_TIFFPredictor::finish()

[function] [call site] 00069


                 Pl_TIFFPredictor::processRow()

[function] [call site] 00070


                 Pipeline::next() const

[function] [call site] 00071


               Pl_TIFFPredictor::Pl_TIFFPredictor(char const*, Pipeline*, Pl_TIFFPredictor::action_e, unsigned int, unsigned int, unsigned int)

[function] [call site] 00072


               Pl_TIFFPredictor::write(unsigned char const*, unsigned long)

[function] [call site] 00073


               Pl_TIFFPredictor::finish()

[function] [call site] 00074


               Pl_TIFFPredictor::~Pl_TIFFPredictor()

[function] [call site] 00075


                 Pipeline::~Pipeline()

[function] [call site] 00076


               Pl_Discard::~Pl_Discard()

[function] [call site] 00077


                 Pipeline::~Pipeline()

[function] [call site] 00078


             __cxa_begin_catch

[call site] 00079


             __cxa_end_catch

[call site] 00080


             __clang_call_terminate

[call site] 00081


               __cxa_begin_catch

[call site] 00082