Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique Reachable Functions	All non-covered Complexity	All Reachable Complexity	Function Name	Function Callsite	Blocked Branch
None	2	80	ndpi_match_string	call site: 00098	/src/ndpi/src/lib/ndpi_main.c:3275
None	0	126	ac_automata_add	call site: 00035	/src/ndpi/src/lib/third_party/src/ahocorasick.c:235
None	0	36	ac_automata_search	call site: 00089	/src/ndpi/src/lib/third_party/src/ahocorasick.c:454
None	0	36	ac_automata_search	call site: 00095	/src/ndpi/src/lib/third_party/src/ahocorasick.c:485
None	0	10	ac_automata_release	call site: 00121	/src/ndpi/src/lib/third_party/src/ahocorasick.c:571
None	0	4	dump_node_header	call site: 00000	/src/ndpi/src/lib/third_party/src/ahocorasick.c:620
None	0	2	ac_automata_walk	call site: 00082	/src/ndpi/src/lib/third_party/src/ahocorasick.c:309
None	0	2	ac_automata_walk	call site: 00083	/src/ndpi/src/lib/third_party/src/ahocorasick.c:325
1 : View List ['free']	0	0	ndpi_free	call site: 00021	/src/ndpi/src/lib/ndpi_memory.c:80
None	0	0	ndpi_strdup	call site: 00030	/src/ndpi/src/lib/ndpi_memory.c:108
None	0	0	ac_automata_add	call site: 00035	/src/ndpi/src/lib/third_party/src/ahocorasick.c:241
None	0	0	ac_automata_search	call site: 00096	/src/ndpi/src/lib/third_party/src/ahocorasick.c:524

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           fuzz_set_alloc_callbacks_and_seed

[function] [call site] 00001


             fuzz_set_alloc_callbacks

[function] [call site] 00002


               set_ndpi_malloc

[function] [call site] 00003


               malloc_wrapper

[function] [call site] 00004


                 fastrand

[function] [call site] 00005


               set_ndpi_free

[function] [call site] 00006


               free_wrapper

[function] [call site] 00007


             fuzz_set_alloc_seed

[function] [call site] 00008


           ac_domain_match_handler

[function] [call site] 00009


             printf

[call site] 00010


             printf

[call site] 00011


             ndpi_is_middle_string_char

[function] [call site] 00012


             ndpi_is_middle_string_char

[function] [call site] 00013


             printf

[call site] 00014


             printf

[call site] 00015


           ac_automata_init

[function] [call site] 00016


             ndpi_calloc

[function] [call site] 00017


               ndpi_malloc

[function] [call site] 00018


             node_create

[function] [call site] 00019


               ndpi_calloc

[function] [call site] 00020


             ndpi_free

[function] [call site] 00021


           ndpi_init_automa

[function] [call site] 00022


             ac_automata_init

[function] [call site] 00023


             ac_domain_match_handler

[function] [call site] 00024


           ac_automata_feature

[function] [call site] 00025


           ac_automata_feature

[function] [call site] 00026


           ac_automata_feature

[function] [call site] 00027


           ac_automata_name

[function] [call site] 00028


             strncpy

[call site] 00029


           ndpi_strdup

[function] [call site] 00030


             strlen

[call site] 00031


             ndpi_malloc

[function] [call site] 00032


           strlen

[call site] 00033


           strlen

[call site] 00034


           ac_automata_add

[function] [call site] 00035


             node_find_next

[function] [call site] 00036


               edge_get_alpha

[function] [call site] 00037


               xmemchr

[function] [call site] 00038


                 __uint64_identity

[function] [call site] 00039

bsf

[function] [call site] 00040


             node_create_next

[function] [call site] 00041


               node_find_next

[function] [call site] 00042


               node_create

[function] [call site] 00043


               node_register_outgoing

[function] [call site] 00044


                 node_resize_outgoing

[function] [call site] 00045


                   edge_data_size

[function] [call site] 00046


                   ndpi_calloc

[function] [call site] 00047


                   edge_data_size

[function] [call site] 00048


                   ndpi_calloc

[function] [call site] 00049


                   edge_get_alpha

[function] [call site] 00050


                   ndpi_free

[function] [call site] 00051


                 edge_get_alpha

[function] [call site] 00052


                 node_resize_outgoing

[function] [call site] 00053


                 edge_get_alpha

[function] [call site] 00054


               node_release

[function] [call site] 00055


                 node_release_pattern

[function] [call site] 00056


                   ndpi_free

[function] [call site] 00057


                 ndpi_free

[function] [call site] 00058


                 ndpi_free

[function] [call site] 00059


                 ndpi_free

[function] [call site] 00060


             node_register_matchstr

[function] [call site] 00061


               node_has_matchstr

[function] [call site] 00062


                 memcmp

[call site] 00063


               node_resize_mp

[function] [call site] 00064


                 mp_data_size

[function] [call site] 00065


                 ndpi_calloc

[function] [call site] 00066


                 mp_data_size

[function] [call site] 00067


                 ndpi_malloc

[function] [call site] 00068


                 mp_data_size

[function] [call site] 00069


                 ndpi_free

[function] [call site] 00070


               node_resize_mp

[function] [call site] 00071


           ndpi_free

[function] [call site] 00072


           ndpi_strdup

[function] [call site] 00073


           ndpi_strdup

[function] [call site] 00074


           ndpi_add_string_to_automa

[function] [call site] 00075


             ndpi_add_string_value_to_automa

[function] [call site] 00076


               strlen

[call site] 00077


               ac_automata_add

[function] [call site] 00078


           ndpi_free

[function] [call site] 00079


           ac_automata_finalize

[function] [call site] 00080


             ac_automata_traverse_setfailure

[function] [call site] 00081


               ac_automata_walk

[function] [call site] 00082


                 edge_get_alpha

[function] [call site] 00083


             ac_automata_walk

[function] [call site] 00084


           ndpi_finalize_automa

[function] [call site] 00085


             ac_automata_finalize

[function] [call site] 00086


           ndpi_strdup

[function] [call site] 00087


           strlen

[call site] 00088


           ac_automata_search

[function] [call site] 00089


             printf

[call site] 00090


             node_findbs_next_ac

[function] [call site] 00091


               node_findbs_next

[function] [call site] 00092


                 xmemchr

[function] [call site] 00093


               node_findbs_next

[function] [call site] 00094


             ac_automata_exact_match

[function] [call site] 00095


             printf

[call site] 00096


             printf

[call site] 00097


           ndpi_match_string

[function] [call site] 00098


             strlen

[call site] 00099


             ndpi_match_string_common

[function] [call site] 00100


               ac_automata_search

[function] [call site] 00101


           strlen

[call site] 00102


           ndpi_match_string_protocol_id

[function] [call site] 00103


             ndpi_match_string_common

[function] [call site] 00104


           strlen

[call site] 00105


           ac_automata_search

[function] [call site] 00106


           ndpi_match_string

[function] [call site] 00107


           strlen

[call site] 00108


           ndpi_match_string_protocol_id

[function] [call site] 00109


           ndpi_free

[function] [call site] 00110


           fopen

[call site] 00111


           ac_automata_dump

[function] [call site] 00112


             fprintf

[call site] 00113


             ndpi_malloc

[function] [call site] 00114


             ac_automata_walk

[function] [call site] 00115


             fprintf

[call site] 00116


             ndpi_free

[function] [call site] 00117


           fclose

[call site] 00118


           ac_automata_get_stats

[function] [call site] 00119


           ac_automata_release

[function] [call site] 00120


             ac_automata_walk

[function] [call site] 00121


             node_release

[function] [call site] 00122


             ndpi_free

[function] [call site] 00123


             ndpi_free

[function] [call site] 00124


             ndpi_free

[function] [call site] 00125


           ndpi_free_automa

[function] [call site] 00126


             ac_automata_release

[function] [call site] 00127