Fuzz introspector: fuzz_crypto_int
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 4 mhd_SHA512_256_update call site: 00021 /src/mhd2/src/mhd2/sha512_256_int.c:468
0 0 None 0 4 mhd_SHA512_256_update call site: 00021 /src/mhd2/src/mhd2/sha512_256_int.c:472
0 0 None 0 0 voidfuzz_hash_int_multi (FuzzedDataProvider&,unsignedlong,void(*)(mhd_Md5CtxInt*),void(*)(mhd_Md5CtxInt*,unsignedlong,unsignedcharconst*),void(*)(mhd_Md5CtxInt*,unsignedchar*),unsignedlong) call site: 00000 /src/fuzz_crypto_int.cpp:133
0 0 None 0 0 voidfuzz_hash_int_multi (FuzzedDataProvider&,unsignedlong,void(*)(mhd_Sha256CtxInt*),void(*)(mhd_Sha256CtxInt*,unsignedlong,unsignedcharconst*),void(*)(mhd_Sha256CtxInt*,unsignedchar*),unsignedlong) call site: 00000 /src/fuzz_crypto_int.cpp:133
0 0 None 0 0 voidfuzz_hash_int_multi (FuzzedDataProvider&,unsignedlong,void(*)(mhd_Sha512_256CtxInt*),void(*)(mhd_Sha512_256CtxInt*,unsignedlong,unsignedcharconst*),void(*)(mhd_Sha512_256CtxInt*,unsignedchar*),unsignedlong) call site: 00000 /src/fuzz_crypto_int.cpp:133
0 0 None 0 0 mhd_MD5_finish call site: 00009 /src/mhd2/src/mhd2/md5_int.c:504
0 0 None 0 0 mhd_PUT_64BIT_LE_UNALIGN call site: 00008 /src/mhd2/src/mhd2/./mhd_bithelpers.h:140
0 0 None 0 0 mhd_PUT_64BIT_BE_UNALIGN call site: 00017 /src/mhd2/src/mhd2/./mhd_bithelpers.h:258
0 0 None 0 0 mhd_SHA256_finish call site: 00018 /src/mhd2/src/mhd2/sha256_int.c:505
0 0 None 0 0 mhd_SHA512_256_finish call site: 00026 /src/mhd2/src/mhd2/sha512_256_int.c:589

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 void fuzz_hash_int_multi<mhd_Md5CtxInt>(FuzzedDataProvider&, unsigned long, void (*)(mhd_Md5CtxInt*), void (*)(mhd_Md5CtxInt*, unsigned long, unsigned char const*), void (*)(mhd_Md5CtxInt*, unsigned char*), unsigned long) [function] [call site] 00001
1 mhd_MD5_init [function] [call site] 00002
1 mhd_MD5_update [function] [call site] 00003
2 md5_transform [function] [call site] 00004
2 md5_transform [function] [call site] 00005
1 mhd_MD5_finish [function] [call site] 00006
2 md5_transform [function] [call site] 00007
2 mhd_PUT_64BIT_LE_UNALIGN [function] [call site] 00008
2 md5_transform [function] [call site] 00009
1 void fuzz_hash_int_multi<mhd_Sha256CtxInt>(FuzzedDataProvider&, unsigned long, void (*)(mhd_Sha256CtxInt*), void (*)(mhd_Sha256CtxInt*, unsigned long, unsigned char const*), void (*)(mhd_Sha256CtxInt*, unsigned char*), unsigned long) [function] [call site] 00010
1 mhd_SHA256_init [function] [call site] 00011
1 mhd_SHA256_update [function] [call site] 00012
2 sha256_transform [function] [call site] 00013
2 sha256_transform [function] [call site] 00014
1 mhd_SHA256_finish [function] [call site] 00015
2 sha256_transform [function] [call site] 00016
2 mhd_PUT_64BIT_BE_UNALIGN [function] [call site] 00017
2 sha256_transform [function] [call site] 00018
1 void fuzz_hash_int_multi<mhd_Sha512_256CtxInt>(FuzzedDataProvider&, unsigned long, void (*)(mhd_Sha512_256CtxInt*), void (*)(mhd_Sha512_256CtxInt*, unsigned long, unsigned char const*), void (*)(mhd_Sha512_256CtxInt*, unsigned char*), unsigned long) [function] [call site] 00019
1 mhd_SHA512_256_init [function] [call site] 00020
1 mhd_SHA512_256_update [function] [call site] 00021
2 sha512_256_transform [function] [call site] 00022
2 sha512_256_transform [function] [call site] 00023
1 mhd_SHA512_256_finish [function] [call site] 00024
2 sha512_256_transform [function] [call site] 00025
2 sha512_256_transform [function] [call site] 00026