Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique Reachable Functions	All Reachable Complexity	Function Name	Function Callsite	Blocked Branch
None	16	ndpi_MD5Update	call site: 00013	/src/ndpi/src/lib/third_party/src/ndpi_md5.c:142
None	16	ndpi_MD5Update	call site: 00013	/src/ndpi/src/lib/third_party/src/ndpi_md5.c:148
None	0	ndpi_popcount_init	call site: 00039	/src/ndpi/src/lib/ndpi_analyze.c:2034
None	0	ndpi_popcount_count	call site: 00040	/src/ndpi/src/lib/ndpi_analyze.c:2047
None	0	ndpi_free	call site: 00038	/src/ndpi/src/lib/ndpi_memory.c:80

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           ndpi_crc16_ccit

[function] [call site] 00001


           ndpi_crc16_ccit_false

[function] [call site] 00002


             __crc16

[function] [call site] 00003


           ndpi_crc16_xmodem

[function] [call site] 00004


             __crc16

[function] [call site] 00005


           ndpi_crc16_x25

[function] [call site] 00006


           ndpi_crc32

[function] [call site] 00007


             __crc32

[function] [call site] 00008


               init_tables

[function] [call site] 00009


                 crc32_for_byte

[function] [call site] 00010


           ndpi_md5

[function] [call site] 00011


             ndpi_MD5Init

[function] [call site] 00012


             ndpi_MD5Update

[function] [call site] 00013


               byte_reverse

[function] [call site] 00014


                 is_big_endian

[function] [call site] 00015


               MD5Transform

[function] [call site] 00016


               byte_reverse

[function] [call site] 00017


               MD5Transform

[function] [call site] 00018


             ndpi_MD5Final

[function] [call site] 00019


               byte_reverse

[function] [call site] 00020


               MD5Transform

[function] [call site] 00021


               byte_reverse

[function] [call site] 00022


               MD5Transform

[function] [call site] 00023


               byte_reverse

[function] [call site] 00024


           ndpi_murmur_hash

[function] [call site] 00025


             MurmurHash

[function] [call site] 00026


           ndpi_quick_hash

[function] [call site] 00027


           ndpi_quick_16_byte_hash

[function] [call site] 00028


           ndpi_malloc

[function] [call site] 00029


           strlen

[call site] 00030


           ndpi_quick_hash64

[function] [call site] 00031


             strlen

[call site] 00032


           ndpi_hash_string

[function] [call site] 00033


           ndpi_rev_hash_string

[function] [call site] 00034


             strlen

[call site] 00035


           strlen

[call site] 00036


           ndpi_hash_string_len

[function] [call site] 00037


           ndpi_free

[function] [call site] 00038


           ndpi_popcount_init

[function] [call site] 00039


           ndpi_popcount_count

[function] [call site] 00040