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
267	327	22 : View List ['pgp_cipher_cfb_decrypt(pgp_crypt_t, unsigned char, unsigned char const, unsigned long)', 'std::__1::vector >::vector(unsigned long, unsigned char const&)', 'pgp_cipher_cfb_start(pgp_crypt_t, pgp_symm_alg_t, unsigned char const, unsigned char const)', 'rnp::secure_array ::data()', 'fputs', 'rnp::secure_array ::~secure_array()', 'std::__1::vector >::~vector[abi:ne180100]()', '__cxa_end_catch', '__clang_call_terminate', 'pgp_cipher_cfb_finish(pgp_crypt_t)', 'rnp_log_switch()', 'rnp::secure_array ::secure_array()', 'pgp_key_size(pgp_symm_alg_t)', 'pgp_s2k_derive_key(pgp_s2k_t, char const, unsigned char, int)', 'std::__1::vector >::data[abi:ne180100]()', '__cxa_begin_catch', 'fputc', 'decrypt_secret_key_v3(pgp_crypt_t, unsigned char, unsigned char const*, unsigned long)', 'fwrite', 'std::__1::vector >::empty[abi:ne180100]() const', 'std::__1::vector >::size[abi:ne180100]() const', 'is_rsa_key_alg(pgp_pubkey_alg_t)']	267	456	decrypt_secret_key(pgp_key_pkt_t,charconst)	call site: 00000	/src/rnp/src/librepgp/stream-key.cpp:477
78	299	4 : View List ['signature_hash_key(pgp_key_pkt_t const&, rnp::Hash&, pgp_version_t)', 'pgp_key_pkt_t::pgp_key_pkt_t(pgp_key_pkt_t const&, bool)', 'pgp_key_pkt_t::~pgp_key_pkt_t()', 'pgp_key_pkt_t::fill_hashed_data()']	78	299	signature_hash_key(pgp_key_pkt_tconst&,rnp::Hash&,pgp_version_t)	call site: 00000	/src/rnp/src/librepgp/stream-sig.cpp:54
78	78	1 : View List ['pgp_key_pkt_t::fill_hashed_data()']	86	345	pgp_key_pkt_t::write(pgp_dest_t&)	call site: 00000	/src/rnp/src/librepgp/stream-key.cpp:842
62	62	3 : View List ['std::__1::vector >::data[abi:ne180100]() const', 'pgp_sphincsplus_public_key_t::verify(pgp_sphincsplus_signature_t const, unsigned char const, unsigned long) const', 'std::__1::vector >::size[abi:ne180100]() const']	62	62	pgp::SlhdsaKeyMaterial::verify(rnp::SecurityContextconst&,pgp::SigMaterialconst&,std::__1::vector >const&)const	call site: 00000	/src/rnp/src/lib/key_material.cpp:2001
14	23	7 : View List ['__cxa_throw', 'fputc', 'std::invalid_argument::invalid_argument[abi:ne180100](char const*)', '__cxa_allocate_exception', '__cxa_free_exception', 'fwrite', 'rnp_log_switch()']	26	68	rnp::Key::Key(rnp::Keyconst&,bool)	call site: 00000	/src/rnp/src/lib/key.cpp:447
14	23	7 : View List ['__cxa_throw', 'fputc', 'std::invalid_argument::invalid_argument[abi:ne180100](char const*)', '__cxa_allocate_exception', '__cxa_free_exception', 'fwrite', 'rnp_log_switch()']	14	23	rnp::KeyStore::KeyStore(std::__1::basic_string ,std::__1::allocator >const&,rnp::SecurityContext&,rnp::KeyFormat)	call site: 00000	/src/rnp/src/librekey/rnp_key_store.cpp:714
9	9	1 : View List ['dst_finish(pgp_dest_t*)']	9	9	dst_close(pgp_dest_t*,bool)	call site: 00000	/src/rnp/src/librepgp/stream-common.cpp:728
8	34	7 : View List ['__cxa_throw', '__cxa_allocate_exception', 'rnp::rnp_exception::rnp_exception(unsigned int)', 'rnp_log_switch()', 'fwrite', 'rnp::Source::~Source()', 'fputc']	8	34	rnp::ArmoredSource::ArmoredSource(pgp_source_t&,unsignedint)	call site: 00000	/src/rnp/src/librepgp/stream-armor.cpp:1161
8	21	6 : View List ['__cxa_throw', 'fputc', '__cxa_allocate_exception', 'rnp::rnp_exception::rnp_exception(unsigned int)', 'fwrite', 'rnp_log_switch()']	10	23	(anonymousnamespace)::grip_hash_ec(rnp::Hash&,pgp::ec::Keyconst&)	call site: 00000	/src/rnp/src/lib/key_material.cpp:111
8	21	6 : View List ['__cxa_throw', 'fputc', '__cxa_allocate_exception', 'rnp::rnp_exception::rnp_exception(unsigned int)', 'fwrite', 'rnp_log_switch()']	8	21	(anonymousnamespace)::grip_hash_ecc_hex(rnp::Hash&,charconst*,char)	call site: 00000	/src/rnp/src/lib/key_material.cpp:71
8	21	6 : View List ['__cxa_throw', 'fputc', '__cxa_allocate_exception', 'rnp::rnp_exception::rnp_exception(unsigned int)', 'fwrite', 'rnp_log_switch()']	8	21	pgp_key_pkt_t::make_s2k_params(pgp_packet_body_t&)	call site: 00000	/src/rnp/src/librepgp/stream-key.cpp:821
6	6	1 : View List ['pgp_s2k_encode_iterations(unsigned long)']	6	10	pgp_packet_body_t::add(pgp_s2k_tconst&)	call site: 00000	/src/rnp/src/librepgp/stream-packet.cpp:832

Fuzz blockers

Fuzzer calltree