/* WARNING: Globals starting with '_' overlap smaller symbols at the same address */

undefined4 main(int param_1,char **param_2)

{

  int iVar1;

  size_t sVar2;

  int *piVar3;

  ssize_t sVar4;

  char *pcVar5;

  undefined4 uVar6;

  char *pcVar7;

  uint uVar8;

  int iVar9;

  int local_b0;

  fd_set local_ac;

  pipe((int *)&signal_pipe)   //possible issue identified - semgrep

  signal(0xf,FUN_00401c94)   //possible issue identified - semgrep

  signal(0x10,FUN_00401c94)   //possible issue identified - semgrep

  signal(0x11,FUN_00401c94)   //possible issue identified - semgrep

  DAT_00414b4c = "ToBeOrNotToBe";

  o_name = "ToBeOrNotToBe";

  DAT_00414b44 = "ToBeOrNotToBe";

  DAT_00414b48 = "ToBeOrNotToBe";

  iVar9 = 0;

LAB_004016a0:

  iVar1 = getopt(param_1,param_2,"hvi:p:r:")   //possible issue identified - semgrep

  if (0 < iVar1) {

    uVar6 = 0xffffffff;

    switch(iVar1) {

    case 0x68:

      uVar6 = 0;

      break;

    case 0x69:

      o_interface = _optarg;

      goto LAB_004016a0;

    case 0x6a:

    case 0x6b:

    case 0x6c:

    case 0x6d:

    case 0x6e:

    case 0x6f:

    case 0x71:

    case 0x73:

    case 0x74:

    case 0x75:

      uVar6 = 0xffffffff;

      break;

    case 0x70:

      o_ifinet6 = _optarg;

      goto LAB_004016a0;

    case 0x72:

      if (iVar9 < 4) {

        (&o_name)[iVar9] = _optarg;

        iVar9 = iVar9 + 1;

      }

      else {

        printf("exceed max resolv %d ,ignore %s\n",4,_optarg);

      }

      goto LAB_004016a0;

    case 0x76:

      goto switchD_00401614_caseD_76;

    }

    FUN_00400e80(uVar6);

    goto LAB_004016a0;

  }

  iVar9 = msock_init();

  if (iVar9 < 0) {

    verbose("%s: msock_init() fail!\n",&DAT_0040445c);

    return 1;

  }

  verbose("******************************************************************\n");

  verbose("%s: o_interface=\"%s\"\n",&DAT_0040445c,o_interface);

  pcVar5 = o_name;

  sVar2 = strlen(o_name);

  verbose("%s: o_name=\"%s\" (%u)\n",&DAT_0040445c,pcVar5,sVar2);

  pcVar5 = DAT_00414b44;

  sVar2 = strlen(DAT_00414b44);

  verbose("%s: o_name=\"%s\" (%u)\n",&DAT_0040445c,pcVar5,sVar2);

  pcVar5 = DAT_00414b48;

  sVar2 = strlen(DAT_00414b48);

  verbose("%s: o_name=\"%s\" (%u)\n",&DAT_0040445c,pcVar5,sVar2);

  pcVar5 = DAT_00414b4c;

  sVar2 = strlen(DAT_00414b4c);

  verbose("%s: o_name=\"%s\" (%u)\n",&DAT_0040445c,pcVar5,sVar2);

  verbose("%s: o_ifinet6=\"%s\"\n",&DAT_0040445c,o_ifinet6);

  verbose("%s: o_verbose=%d\n",&DAT_0040445c,DAT_00414b30);

  verbose("%s: msockfd4=%d\n",&DAT_0040445c,msockfd4);

  verbose("%s: msockfd6=%d\n",&DAT_0040445c,msockfd6);

  verbose("%s: signal_pipe[0]=%d\n",&DAT_0040445c,signal_pipe);

  verbose("%s: signal_pipe[1]=%d\n",&DAT_0040445c,DAT_00414b00);

  verbose("******************************************************************\n");

  if (((((int)signal_pipe < 0) || (DAT_00414b00 < 0)) || ((int)msockfd4 < 0)) || ((int)msockfd6 < 0)

     ) {

    verbose("%s: fd_check() fail!! signal_pipe[0]=%d, signal_pipe[1]=%d, msockfd4=%d, msockfd6=%d\n"

            ,"fd_check",signal_pipe,DAT_00414b00,msockfd4,msockfd6);

    msock_deinit();

    iVar9 = -1;

LAB_00401be0:

                    /* WARNING: Subroutine does not return */

    exit(iVar9);

  }

  uVar8 = 0;

LAB_00401954:

  for (; uVar8 < 0x20; uVar8 = uVar8 + 1) {

    local_ac.fds_bits[uVar8] = 0;

  }

  local_ac.fds_bits[signal_pipe >> 5] =

       local_ac.fds_bits[signal_pipe >> 5] | 1 << (signal_pipe & 0x1f);

  local_ac.fds_bits[msockfd4 >> 5] = local_ac.fds_bits[msockfd4 >> 5] | 1 << (msockfd4 & 0x1f);

  local_ac.fds_bits[msockfd6 >> 5] = local_ac.fds_bits[msockfd6 >> 5] | 1 << (msockfd6 & 0x1f);

  uVar8 = msockfd4;

  if ((int)msockfd4 < (int)signal_pipe) {

    uVar8 = signal_pipe;

  }

  if ((int)uVar8 < (int)msockfd6) {

    uVar8 = msockfd6;

  }

  iVar9 = select(uVar8 + 1,&local_ac,(fd_set *)0x0,(fd_set *)0x0,(timeval *)0x0);

  if (iVar9 == 0) {

    pcVar7 = "%s: ?? seconds elapsed. \n";

    pcVar5 = "main";

  }

  else {

    if (iVar9 < 0) {

      piVar3 = __errno_location();

      if (*piVar3 != 4) {

        verbose("%s: select() fail!\n",&DAT_0040445c);

        msock_deinit();

        return 0xffffffff;

      }

      pcVar7 = "%s: got signale but res < 0\n";

      pcVar5 = "main";

      goto LAB_00401b9c;

    }

    if (((uint)local_ac.fds_bits[signal_pipe >> 5] >> (signal_pipe & 0x1f) & 1) == 0) {

      if (((uint)local_ac.fds_bits[msockfd4 >> 5] >> (msockfd4 & 0x1f) & 1) != 0) {

        max_udp_pdu_size = 0x5c0;

LAB_00401c50:

        FUN_004012c4();

        goto LAB_00401c58;

      }

      if (((uint)local_ac.fds_bits[msockfd6 >> 5] >> (msockfd6 & 0x1f) & 1) != 0) {

        max_udp_pdu_size = 0x5ac;

        goto LAB_00401c50;

      }

LAB_00401950:

      uVar8 = 0;

      goto LAB_00401954;

    }

    sVar4 = read(signal_pipe,&local_b0,4)   //possible issue identified - semgrep

    iVar9 = local_b0;

    if (sVar4 < 0) {

      piVar3 = __errno_location();

      pcVar5 = strerror(*piVar3);

      verbose("%s: Could not read signal: %s",&DAT_0040445c,pcVar5);

      goto LAB_00401c58;

    }

    pcVar5 = "SIGUSR1";

    if ((local_b0 != 0x10) && (pcVar5 = "SIGTERM", local_b0 == 0x11)) {

      pcVar5 = "SIGUSR2";

    }

    verbose("%s: process signal -- [%s]\n","process_sig",pcVar5);

    if (iVar9 != 0x10) {

      if (iVar9 == 0x11) {

        pcVar7 = "%s: sig_usr2()\n";

        pcVar5 = "sig_usr2";

        goto LAB_00401b9c;

      }

      if (iVar9 != 0xf) goto LAB_00401950;

      verbose("%s: sig_term()\n","sig_term");

      msock_deinit();

      iVar9 = 0;

      goto LAB_00401be0;

    }

    pcVar7 = "%s: sig_usr1()\n";

    pcVar5 = "sig_usr1";

  }

LAB_00401b9c:

  verbose(pcVar7,pcVar5);

LAB_00401c58:

  uVar8 = 0;

  goto LAB_00401954;

switchD_00401614_caseD_76:

  DAT_00414b30 = DAT_00414b30 + 1;

  goto LAB_004016a0;

}