Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
17	21	qpdf::global::Options::fuzz_mode(bool)	call site: 00021	_ZN4qpdf4util4fitsIiTkNSt3__18integralEjQsr3stdE8integralIT_EEEbT0_
12	58	FuzzHelper::run()	call site: 00058
11	39	qpdf::global::set_uint32(qpdf_param_e, unsigned int)	call site: 00039	__cxa_allocate_exception
2	78	FuzzHelper::run()	call site: 00078
1	5	qpdf::global::set_uint32(qpdf_param_e, unsigned int)	call site: 00005
1	55	Pl_RunLength::Pl_RunLength(char const, Pipeline, Pl_RunLength::action_e)	call site: 00055
1	96	FuzzHelper::run()	call site: 00096	__cxa_begin_catch

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


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

[function] [call site] 00001


           FuzzHelper::run()

[function] [call site] 00002


             qpdf::global::options::fuzz_mode(bool)

[function] [call site] 00003


               qpdf::global::set_uint32(qpdf_param_e, unsigned int)

[function] [call site] 00004


                 qpdf_global_set_uint32

[function] [call site] 00005


                   qpdf::global::Options::inspection_mode(bool)

[function] [call site] 00006


                   qpdf::global::Options::fuzz_mode(bool)

[function] [call site] 00007


                     qpdf::global::Limits::dct_max_memory(long)

[function] [call site] 00008


                       _ZN4qpdf4util4fitsIjTkNSt3__18integralElQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00009


                     qpdf::global::Limits::dct_max_progressive_scans(int)

[function] [call site] 00010


                       _ZN4qpdf4util4fitsIjTkNSt3__18integralEiQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00011


                     qpdf::global::Options::dct_throw_on_corrupt_data(bool)

[function] [call site] 00012


                     qpdf::global::Limits::png_max_memory(unsigned long long)

[function] [call site] 00013


                       _ZN4qpdf4util4fitsIjTkNSt3__18integralEyQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00014


                     qpdf::global::Limits::flate_max_memory(unsigned long long)

[function] [call site] 00015


                       _ZN4qpdf4util4fitsIjTkNSt3__18integralEyQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00016


                     qpdf::global::Limits::run_length_max_memory(unsigned long long)

[function] [call site] 00017


                       _ZN4qpdf4util4fitsIjTkNSt3__18integralEyQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00018


                     qpdf::global::Limits::tiff_max_memory(unsigned long long)

[function] [call site] 00019


                       _ZN4qpdf4util4fitsIjTkNSt3__18integralEyQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00020


                     qpdf::global::Limits::doc_max_warnings(unsigned int)

[function] [call site] 00021


                   qpdf::global::Options::default_limits(bool)

[function] [call site] 00022


                     qpdf::global::Limits::disable_defaults()

[function] [call site] 00023


                   qpdf::global::Options::dct_throw_on_corrupt_data(bool)

[function] [call site] 00024


                   qpdf::global::Limits::doc_max_warnings(unsigned int)

[function] [call site] 00025


                   qpdf::global::Limits::parser_max_nesting(unsigned int)

[function] [call site] 00026


                   qpdf::global::Limits::parser_max_errors(unsigned int)

[function] [call site] 00027


                   qpdf::global::Limits::parser_max_container_size(bool, unsigned int)

[function] [call site] 00028


                   qpdf::global::Limits::parser_max_container_size(bool, unsigned int)

[function] [call site] 00029


                   qpdf::global::Limits::max_stream_filters(unsigned int)

[function] [call site] 00030


                   _ZN4qpdf4util4fitsIlTkNSt3__18integralEjQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00031


                   qpdf::global::Limits::dct_max_memory(long)

[function] [call site] 00032


                   _ZN4qpdf4util4fitsIiTkNSt3__18integralEjQsr3stdE8integralIT_EEEbT0_

[function] [call site] 00033


                   qpdf::global::Limits::dct_max_progressive_scans(int)

[function] [call site] 00034


                   qpdf::global::Limits::flate_max_memory(unsigned long long)

[function] [call site] 00035


                   qpdf::global::Limits::png_max_memory(unsigned long long)

[function] [call site] 00036


                   qpdf::global::Limits::run_length_max_memory(unsigned long long)

[function] [call site] 00037


                   qpdf::global::Limits::tiff_max_memory(unsigned long long)

[function] [call site] 00038


                 qpdf::global::handle_result(qpdf_result_e)

[function] [call site] 00039


                   QUtil::handle_result_code(qpdf_result_e, std::__1::basic_string_view<char, std::__1::char_traits<char> >)

[function] [call site] 00040


                     void qpdf::util::assertion<std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >&>(bool, std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >&)

[function] [call site] 00041


                       __cxa_allocate_exception

[call site] 00042


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

[call site] 00043


                       __cxa_throw

[call site] 00044


                       std::logic_error::~logic_error()

[call site] 00045


                       __cxa_free_exception

[call site] 00046


                     __cxa_allocate_exception

[call site] 00047


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

[call site] 00048


                     __cxa_throw

[call site] 00049


                     __cxa_free_exception

[call site] 00050


             Pl_Discard::Pl_Discard()

[function] [call site] 00051


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

[function] [call site] 00052


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

[function] [call site] 00053


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

[function] [call site] 00054


               void qpdf::util::assertion<char const (&) [52]>(bool, char const (&) [52])

[function] [call site] 00055


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

[call site] 00056


               Pipeline::~Pipeline()

[function] [call site] 00057


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

[function] [call site] 00058


               Pl_RunLength::encode(unsigned char const*, unsigned long)

[function] [call site] 00059


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

[function] [call site] 00060


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

[function] [call site] 00061


                 Pl_RunLength::flush_encode()

[function] [call site] 00062


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

[function] [call site] 00063


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

[function] [call site] 00064


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

[function] [call site] 00065


                   Pipeline::next() const

[function] [call site] 00066


                   Pipeline::next() const

[function] [call site] 00067


                   Pipeline::next() const

[function] [call site] 00068


                   Pipeline::next() const

[function] [call site] 00069


                 Pl_RunLength::flush_encode()

[function] [call site] 00070


               Pl_RunLength::decode(unsigned char const*, unsigned long)

[function] [call site] 00071


                 void qpdf::util::no_ci_rt_error_if<char const (&) [35]>(bool, char const (&) [35])

[function] [call site] 00072


                   __cxa_allocate_exception

[call site] 00073


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

[call site] 00074


                   __cxa_throw

[call site] 00075


                   std::runtime_error::~runtime_error()

[call site] 00076


                   __cxa_free_exception

[call site] 00077


             Pl_RunLength::finish()

[function] [call site] 00078


               Pl_RunLength::flush_encode()

[function] [call site] 00079


               Pipeline::next() const

[function] [call site] 00080


               __cxa_allocate_exception

[call site] 00081


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

[call site] 00082


               __cxa_throw

[call site] 00083


               std::runtime_error::~runtime_error()

[call site] 00084


               __cxa_free_exception

[call site] 00085


               Pipeline::next() const

[function] [call site] 00086


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

[function] [call site] 00087


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

[function] [call site] 00088


               Pipeline::next() const

[function] [call site] 00089


             __cxa_begin_catch

[call site] 00090


             __cxa_end_catch

[call site] 00091


             Pl_RunLength::~Pl_RunLength()

[function] [call site] 00092


               Pipeline::~Pipeline()

[function] [call site] 00093


             Pl_Discard::~Pl_Discard()

[function] [call site] 00094


               Pipeline::~Pipeline()

[function] [call site] 00095


             __clang_call_terminate

[call site] 00096


               __cxa_begin_catch

[call site] 00097