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
2	2	1 : View List ['abort']	2	2	encode_base64_differential	call site: 00026	/src/pjsip/tests/fuzz/fuzz-crypto.c:85
2	2	1 : View List ['abort']	2	2	md5_differential	call site: 00050	/src/pjsip/tests/fuzz/fuzz-crypto.c:120
2	2	1 : View List ['abort']	2	2	sha1_differential	call site: 00071	/src/pjsip/tests/fuzz/fuzz-crypto.c:145
2	2	1 : View List ['abort']	2	2	crc32_differential	call site: 00078	/src/pjsip/tests/fuzz/fuzz-crypto.c:161
0	0	None	2	2	encode_base64_differential	call site: 00015	/src/pjsip/tests/fuzz/fuzz-crypto.c:61
0	0	None	2	2	encode_base64_differential	call site: 00017	/src/pjsip/tests/fuzz/fuzz-crypto.c:67
0	0	None	0	12	pj_md5_update	call site: 00032	/src/pjsip/pjlib-util/build/../src/pjlib-util/md5.c:80
0	0	None	0	12	pj_md5_update	call site: 00032	/src/pjsip/pjlib-util/build/../src/pjlib-util/md5.c:88
0	0	None	0	4	pj_sha1_update	call site: 00054	/src/pjsip/pjlib-util/build/../src/pjlib-util/sha1.c:211

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           encode_base64_differential

[function] [call site] 00001


             pj_base64_encode

[function] [call site] 00002


               b64_encode

[function] [call site] 00003


                 __assert_fail

[call site] 00004


                 __assert_fail

[call site] 00005


                 base256to64

[function] [call site] 00006


                 base256to64

[function] [call site] 00007


                 base256to64

[function] [call site] 00008


             BIO_f_base64

[call site] 00009


             BIO_set_flags

[call site] 00010


             BIO_s_mem

[call site] 00011


             BIO_push

[call site] 00012


             BIO_write

[call site] 00013


             BIO_ctrl

[call site] 00014


             BIO_ctrl

[call site] 00015


             abort

[call site] 00016


             memcmp

[call site] 00017


             abort

[call site] 00018


             BIO_free_all

[call site] 00019


             pj_base64_decode

[function] [call site] 00020


               b64_decode

[function] [call site] 00021


                 __assert_fail

[call site] 00022


                 __assert_fail

[call site] 00023


                 base256_char

[function] [call site] 00024


                 __assert_fail

[call site] 00025


             memcmp

[call site] 00026


             abort

[call site] 00027


           decode_base64_differential

[function] [call site] 00028


             pj_base64_decode

[function] [call site] 00029


           md5_differential

[function] [call site] 00030


             pj_md5_init

[function] [call site] 00031


             pj_md5_update

[function] [call site] 00032


               pj_memcpy

[function] [call site] 00033


               pj_memcpy

[function] [call site] 00034


               MD5Transform

[function] [call site] 00035


               pj_memcpy

[function] [call site] 00036


               MD5Transform

[function] [call site] 00037


               pj_memcpy

[function] [call site] 00038


             pj_md5_final

[function] [call site] 00039


               pj_bzero

[function] [call site] 00040


               MD5Transform

[function] [call site] 00041


               pj_bzero

[function] [call site] 00042


               pj_bzero

[function] [call site] 00043


               pj_memcpy

[function] [call site] 00044


               pj_memcpy

[function] [call site] 00045


               MD5Transform

[function] [call site] 00046


               pj_memcpy

[function] [call site] 00047


               pj_bzero

[function] [call site] 00048

MD5

[call site] 00049


             memcmp

[call site] 00050


             abort

[call site] 00051


           sha1_differential

[function] [call site] 00052


             pj_sha1_init

[function] [call site] 00053


             pj_sha1_update

[function] [call site] 00054


               pj_memcpy

[function] [call site] 00055


               SHA1_Transform

[function] [call site] 00056


               pj_memcpy

[function] [call site] 00057


               SHA1_Transform

[function] [call site] 00058


               pj_memcpy

[function] [call site] 00059


             pj_sha1_final

[function] [call site] 00060


               pj_sha1_update

[function] [call site] 00061


               pj_sha1_update

[function] [call site] 00062


               pj_sha1_update

[function] [call site] 00063


               pj_memset

[function] [call site] 00064


               pj_memset

[function] [call site] 00065


               pj_memset

[function] [call site] 00066


               pj_memset

[function] [call site] 00067


             SHA1_Init

[call site] 00068


             SHA1_Update

[call site] 00069


             SHA1_Final

[call site] 00070


             memcmp

[call site] 00071


             abort

[call site] 00072


           crc32_differential

[function] [call site] 00073


             pj_crc32_calc

[function] [call site] 00074


               pj_crc32_init

[function] [call site] 00075


               pj_crc32_update

[function] [call site] 00076


               pj_crc32_final

[function] [call site] 00077


             crc32

[call site] 00078


             abort

[call site] 00079