Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
26	200	deflate	call site: 00200	inflate
17	21	qpdf::global::Options::fuzz_mode(bool)	call site: 00021	_ZN4qpdf4util4fitsIiTkNSt3__18integralEjQsr3stdE8integralIT_EEEbT0_
15	129	deflate	call site: 00129	crc32
13	87	deflateResetKeep	call site: 00087	crc32_z
11	39	qpdf::global::set_uint32(qpdf_param_e, unsigned int)	call site: 00039	__cxa_allocate_exception
11	186	deflate	call site: 00186	_tr_flush_block
8	56	unsigned long QIntC::to_size (unsigned int const&)	call site: 00056	__cxa_allocate_exception
8	106	deflateReset	call site: 00106	inflateInit_
7	251	Pl_Flate::finish()	call site: 00251	__cxa_begin_catch
6	228	unsigned long QIntC::to_ulong (unsigned long const&)	call site: 00228	__cxa_allocate_exception
6	238	FuzzHelper::run()	call site: 00238	__cxa_allocate_exception
5	71	Pl_Flate::handleData(unsigned char const*, unsigned long, int)	call site: 00071	__cxa_allocate_exception

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_Flate::Pl_Flate(char const*, Pipeline*, Pl_Flate::action_e, unsigned int)

[function] [call site] 00053


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

[function] [call site] 00054


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

[function] [call site] 00055


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

[function] [call site] 00056


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

[function] [call site] 00057


                     __cxa_allocate_exception

[call site] 00058


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

[function] [call site] 00059


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

[function] [call site] 00060


                     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] 00061


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

[call site] 00062


                     __cxa_throw

[call site] 00063


                     __cxa_free_exception

[call site] 00064


               void qpdf::util::assertion<char const (&) [48]>(bool, char const (&) [48])

[function] [call site] 00065


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

[call site] 00066


               Pipeline::~Pipeline()

[function] [call site] 00067


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

[function] [call site] 00068


               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] 00069


               Pl_Flate::handleData(unsigned char const*, unsigned long, int)

[function] [call site] 00070


                 void qpdf::util::no_ci_rt_error_if<char const (&) [59]>(bool, char const (&) [59])

[function] [call site] 00071


                   __cxa_allocate_exception

[call site] 00072


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

[call site] 00073


                   __cxa_throw

[call site] 00074


                   std::runtime_error::~runtime_error()

[call site] 00075


                   __cxa_free_exception

[call site] 00076


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

[function] [call site] 00077


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

[function] [call site] 00078


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

[function] [call site] 00079


                 deflateInit_

[function] [call site] 00080


                   deflateInit2_

[function] [call site] 00081


                     deflateEnd

[function] [call site] 00082


                       deflateStateCheck

[function] [call site] 00083


                     deflateReset

[function] [call site] 00084


                       deflateResetKeep

[function] [call site] 00085


                         deflateStateCheck

[function] [call site] 00086


                         crc32

[function] [call site] 00087


                           crc32_z

[function] [call site] 00088


                             crc_word

[function] [call site] 00089


                             crc_word

[function] [call site] 00090


                             crc_word

[function] [call site] 00091


                             crc_word

[function] [call site] 00092


                             crc_word

[function] [call site] 00093


                             byte_swap

[function] [call site] 00094


                             crc_word_big

[function] [call site] 00095


                             crc_word_big

[function] [call site] 00096


                             crc_word_big

[function] [call site] 00097


                             crc_word_big

[function] [call site] 00098


                             crc_word_big

[function] [call site] 00099


                             byte_swap

[function] [call site] 00100


                         adler32

[function] [call site] 00101


                           adler32_z

[function] [call site] 00102


                         _tr_init

[function] [call site] 00103


                           tr_static_init

[function] [call site] 00104


                           init_block

[function] [call site] 00105


                       lm_init

[function] [call site] 00106


                 inflateInit_

[function] [call site] 00107


                   inflateInit2_

[function] [call site] 00108


                     inflateReset2

[function] [call site] 00109


                       inflateStateCheck

[function] [call site] 00110


                       inflateReset

[function] [call site] 00111


                         inflateStateCheck

[function] [call site] 00112


                         inflateResetKeep

[function] [call site] 00113


                           inflateStateCheck

[function] [call site] 00114


                 Pl_Flate::checkError(char const*, int)

[function] [call site] 00115


                   __cxa_allocate_exception

[call site] 00116


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

[call site] 00117


                   __cxa_throw

[call site] 00118


                   __cxa_free_exception

[call site] 00119


                 deflate

[function] [call site] 00120


                   deflateStateCheck

[function] [call site] 00121


                   flush_pending

[function] [call site] 00122


                     _tr_flush_bits

[function] [call site] 00123


                       bi_flush

[function] [call site] 00124


                   putShortMSB

[function] [call site] 00125


                   putShortMSB

[function] [call site] 00126


                   putShortMSB

[function] [call site] 00127


                   adler32

[function] [call site] 00128


                   flush_pending

[function] [call site] 00129


                   crc32

[function] [call site] 00130


                   flush_pending

[function] [call site] 00131


                   crc32_z

[function] [call site] 00132


                   crc32_z

[function] [call site] 00133


                   flush_pending

[function] [call site] 00134


                   crc32_z

[function] [call site] 00135


                   crc32_z

[function] [call site] 00136


                   flush_pending

[function] [call site] 00137


                   crc32_z

[function] [call site] 00138


                   crc32_z

[function] [call site] 00139


                   flush_pending

[function] [call site] 00140


                   crc32_z

[function] [call site] 00141


                   flush_pending

[function] [call site] 00142


                   crc32

[function] [call site] 00143


                   flush_pending

[function] [call site] 00144


                   deflate_stored

[function] [call site] 00145


                     _tr_stored_block

[function] [call site] 00146


                       bi_windup

[function] [call site] 00147


                     flush_pending

[function] [call site] 00148


                     read_buf

[function] [call site] 00149


                       adler32

[function] [call site] 00150


                       crc32

[function] [call site] 00151


                     read_buf

[function] [call site] 00152


                     _tr_stored_block

[function] [call site] 00153


                     flush_pending

[function] [call site] 00154


                   deflate_huff

[function] [call site] 00155


                     fill_window

[function] [call site] 00156


                       slide_hash

[function] [call site] 00157


                       read_buf

[function] [call site] 00158


                     _tr_flush_block

[function] [call site] 00159


                       detect_data_type

[function] [call site] 00160


                       build_tree

[function] [call site] 00161


                         pqdownheap

[function] [call site] 00162


                         pqdownheap

[function] [call site] 00163


                         pqdownheap

[function] [call site] 00164


                         gen_bitlen

[function] [call site] 00165


                         gen_codes

[function] [call site] 00166


                           bi_reverse

[function] [call site] 00167


                       build_tree

[function] [call site] 00168


                       build_bl_tree

[function] [call site] 00169


                         scan_tree

[function] [call site] 00170


                         scan_tree

[function] [call site] 00171


                         build_tree

[function] [call site] 00172


                       _tr_stored_block

[function] [call site] 00173


                       compress_block

[function] [call site] 00174


                       send_all_trees

[function] [call site] 00175


                         send_tree

[function] [call site] 00176


                         send_tree

[function] [call site] 00177


                       compress_block

[function] [call site] 00178


                       init_block

[function] [call site] 00179


                       bi_windup

[function] [call site] 00180


                     flush_pending

[function] [call site] 00181


                     _tr_flush_block

[function] [call site] 00182


                     flush_pending

[function] [call site] 00183


                     _tr_flush_block

[function] [call site] 00184


                     flush_pending

[function] [call site] 00185


                   deflate_rle

[function] [call site] 00186


                     fill_window

[function] [call site] 00187


                     _tr_flush_block

[function] [call site] 00188


                     flush_pending

[function] [call site] 00189


                     _tr_flush_block

[function] [call site] 00190


                     flush_pending

[function] [call site] 00191


                     _tr_flush_block

[function] [call site] 00192


                     flush_pending

[function] [call site] 00193


                   _tr_align

[function] [call site] 00194


                     bi_flush

[function] [call site] 00195


                   _tr_stored_block

[function] [call site] 00196


                   flush_pending

[function] [call site] 00197


                   putShortMSB

[function] [call site] 00198


                   putShortMSB

[function] [call site] 00199


                   flush_pending

[function] [call site] 00200


                 inflate

[function] [call site] 00201


                   inflateStateCheck

[function] [call site] 00202


                   crc32

[function] [call site] 00203


                   crc32

[function] [call site] 00204


                   adler32

[function] [call site] 00205


                   crc32

[function] [call site] 00206


                   crc32

[function] [call site] 00207


                   crc32

[function] [call site] 00208


                   crc32

[function] [call site] 00209


                   crc32

[function] [call site] 00210


                   crc32

[function] [call site] 00211


                   crc32

[function] [call site] 00212


                   crc32

[function] [call site] 00213


                   adler32

[function] [call site] 00214


                   inflate_fixed

[function] [call site] 00215


                   inflate_table

[function] [call site] 00216


                   inflate_table

[function] [call site] 00217


                   inflate_table

[function] [call site] 00218


                   inflate_fast

[function] [call site] 00219


                   crc32

[function] [call site] 00220


                   adler32

[function] [call site] 00221


                   updatewindow

[function] [call site] 00222


                   crc32

[function] [call site] 00223


                   adler32

[function] [call site] 00224


                 strcmp

[call site] 00225


                 Pl_Flate::warn(char const*, int)

[function] [call site] 00226


                 unsigned long QIntC::to_ulong<unsigned long>(unsigned long const&)

[function] [call site] 00227


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

[function] [call site] 00228


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

[function] [call site] 00229


                 __cxa_allocate_exception

[call site] 00230


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

[call site] 00231


                 __cxa_throw

[call site] 00232


                 std::runtime_error::~runtime_error()

[call site] 00233


                 __cxa_free_exception

[call site] 00234


                 Pipeline::next() const

[function] [call site] 00235


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

[function] [call site] 00236


                 Pl_Flate::checkError(char const*, int)

[function] [call site] 00237


             Pl_Flate::finish()

[function] [call site] 00238


               __cxa_allocate_exception

[call site] 00239


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

[call site] 00240


               __cxa_throw

[call site] 00241


               std::runtime_error::~runtime_error()

[call site] 00242


               __cxa_free_exception

[call site] 00243


               Pl_Flate::finish_zopfli()

[function] [call site] 00244


               __cxa_begin_catch

[call site] 00245


               Pipeline::next() const

[function] [call site] 00246


               Pl_Flate::handleData(unsigned char const*, unsigned long, int)

[function] [call site] 00247


               deflateEnd

[function] [call site] 00248


               inflateEnd

[function] [call site] 00249


                 inflateStateCheck

[function] [call site] 00250


               Pl_Flate::checkError(char const*, int)

[function] [call site] 00251


               __cxa_begin_catch

[call site] 00252


               __cxa_end_catch

[call site] 00253


               __cxa_allocate_exception

[call site] 00254


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

[call site] 00255


               __cxa_throw

[call site] 00256


               __cxa_free_exception

[call site] 00257


               __cxa_end_catch

[call site] 00258


               Pipeline::next() const

[function] [call site] 00259


               __clang_call_terminate

[call site] 00260


                 __cxa_begin_catch

[call site] 00261


             __cxa_begin_catch

[call site] 00262


             __cxa_end_catch

[call site] 00263


             Pl_Flate::~Pl_Flate()

[function] [call site] 00264


               Pipeline::~Pipeline()

[function] [call site] 00265


             Pl_Discard::~Pl_Discard()

[function] [call site] 00266


               Pipeline::~Pipeline()

[function] [call site] 00267


             __clang_call_terminate

[call site] 00268