Fuzz introspector: future_ascii85_fuzzer
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
0 0 None 0 0 Pl_ASCII85Decoder::write(unsignedcharconst*,unsignedlong) call site: 00000 /src/qpdf/libqpdf/Pl_ASCII85Decoder.cc:18

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 FuzzHelper::FuzzHelper(unsigned char const*, unsigned long) [function] [call site] 00001
1 FuzzHelper::run() [function] [call site] 00002
2 FuzzHelper::doChecks() [function] [call site] 00003
3 Pl_Discard::Pl_Discard() [function] [call site] 00004
4 Pipeline::Pipeline(char const*, Pipeline*) [function] [call site] 00005
3 Pl_ASCII85Decoder::Pl_ASCII85Decoder(char const*, Pipeline*) [function] [call site] 00006
4 Pipeline::Pipeline(char const*, Pipeline*) [function] [call site] 00007
3 Pl_ASCII85Decoder::write(unsigned char const*, unsigned long) [function] [call site] 00008
4 QTC::TC(char const*, char const*, int) [function] [call site] 00009
4 Pl_ASCII85Decoder::flush() [function] [call site] 00010
5 QTC::TC(char const*, char const*, int) [function] [call site] 00011
5 QTC::TC(char const*, char const*, int) [function] [call site] 00012
5 Pipeline::getNext(bool) [function] [call site] 00013
6 __cxa_allocate_exception [call site] 00014
4 __cxa_allocate_exception [call site] 00015
4 __cxa_allocate_exception [call site] 00016
4 QTC::TC(char const*, char const*, int) [function] [call site] 00017
4 Pipeline::getNext(bool) [function] [call site] 00018
4 __cxa_allocate_exception [call site] 00019
4 Pl_ASCII85Decoder::flush() [function] [call site] 00020
3 Pl_ASCII85Decoder::finish() [function] [call site] 00021
4 Pl_ASCII85Decoder::flush() [function] [call site] 00022
4 Pipeline::getNext(bool) [function] [call site] 00023
3 Pl_ASCII85Decoder::~Pl_ASCII85Decoder() [function] [call site] 00024
4 Pipeline::~Pipeline() [function] [call site] 00025
3 Pl_Discard::~Pl_Discard() [function] [call site] 00026
4 Pipeline::~Pipeline() [function] [call site] 00027
2 __cxa_begin_catch [call site] 00028
2 __cxa_end_catch [call site] 00029