Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked	Calltree index	Parent function	Callsite	Largest blocked function
25	0	EP	call site: 00000	server

Fuzzer calltree


         LLVMFuzzerTestOneInput

[function] [call site] 00000


           pthread_create

[call site] 00001


           client

[function] [call site] 00002


             socket

[call site] 00003


             htons

[call site] 00004


             inet_addr

[call site] 00005


             connect

[call site] 00006


             send

[call site] 00007


             close

[call site] 00008


             pthread_exit

[call site] 00009


           server

[function] [call site] 00010


             modbus_new_tcp

[call site] 00011


             modbus_mapping_new_start_address

[call site] 00012


             __errno_location

[call site] 00013


             modbus_strerror

[call site] 00014


             fprintf

[call site] 00015


             modbus_free

[call site] 00016


             modbus_set_bits_from_bytes

[call site] 00017


             modbus_tcp_listen

[call site] 00018


             modbus_tcp_accept

[call site] 00019


             modbus_receive

[call site] 00020


             close

[call site] 00021


             modbus_mapping_free

[call site] 00022


             modbus_close

[call site] 00023


             modbus_free

[call site] 00024


           pthread_join

[call site] 00025