{
  "ENTRY": "DNSgetHostByName",

  ################################################################
  # This configuration sets callback to 0.
  # It also sets MAX_HOSTNAME_LEN to 10 to bound strcmp.
  # According to the specification MAX_HOST_NAME is upto 255.

  "callback": 0,
  "MAX_HOSTNAME_LEN": 10,
  "ENDPOINT_DNS_ADDRESS_COUNT": 5,
  "HOSTNAME_UNWIND": "__eval {MAX_HOSTNAME_LEN} + 1",
  "ENDPOINT_DNS_ADDRESS_COUNT_UNWIND": "__eval {ENDPOINT_DNS_ADDRESS_COUNT} + 1",

  "CBMCFLAGS":
  [
    "--unwind 1",
    "--unwindset strchr.0:{HOSTNAME_UNWIND}",
    "--unwindset __CPROVER_file_local_FreeRTOS_DNS_c_prvIncreaseDNS4Index.0:{ENDPOINT_DNS_ADDRESS_COUNT_UNWIND}",
    "--unwindset __CPROVER_file_local_FreeRTOS_DNS_c_prvIncreaseDNS6Index.0:{ENDPOINT_DNS_ADDRESS_COUNT_UNWIND}",
    "--unwindset __CPROVER_file_local_FreeRTOS_DNS_c_prvFillSockAddress.0:2,__CPROVER_file_local_FreeRTOS_DNS_c_prvFillSockAddress.1:2",
    "--unwindset __CPROVER_file_local_FreeRTOS_DNS_c_prvCreateDNSMessage.0:{HOSTNAME_UNWIND},__CPROVER_file_local_FreeRTOS_DNS_c_prvCreateDNSMessage.1:{HOSTNAME_UNWIND},strlen.0:{HOSTNAME_UNWIND},__builtin___strcpy_chk.0:{HOSTNAME_UNWIND},strcmp.0:{HOSTNAME_UNWIND},strcpy.0:{HOSTNAME_UNWIND}",
    "--unwindset __CPROVER_file_local_FreeRTOS_DNS_c_prvGetHostByNameOp_WithRetry.0:{HOSTNAME_UNWIND}",
    "--nondet-static"
  ],
  "OPT":
  [
      "--export-file-local-symbols"
  ],
  "OBJS":
  [
    "$(ENTRY)_harness.goto",
    "$(FREERTOS_PLUS_TCP)/test/cbmc/stubs/cbmc.goto",
    "$(FREERTOS_PLUS_TCP)/source/FreeRTOS_Routing.goto",
    "$(FREERTOS_PLUS_TCP)/source/FreeRTOS_DNS.goto",
    "$(FREERTOS_PLUS_TCP)/source/FreeRTOS_Routing.goto",
    "$(FREERTOS_PLUS_TCP)/source/FreeRTOS_DNS_Parser.goto"
  ],

  "DEF":
  [
    "ipconfigUSE_IPv6=1",
    "ipconfigDNS_USE_CALLBACKS={callback}",
    "MAX_HOSTNAME_LEN={MAX_HOSTNAME_LEN}",
    "ipconfigENDPOINT_DNS_ADDRESS_COUNT={ENDPOINT_DNS_ADDRESS_COUNT}"
  ]
}