/* WARNING: Type propagation algorithm not settling */

void FUN_004043b8(undefined4 param_1,undefined4 param_2,undefined4 param_3,int param_4)

{

  int iVar1;

  char *pcVar2;

  byte bVar3;

  int iVar4;

  int local_28 [6];

  iVar4 = param_4 + 8;

  int_set_mld_version(param_1,1);

  FUN_00401448(7,"Received a ICMPv6 MLDv1 Report for %s on %s/%u\n",iVar4,param_1);

  if (((*(char *)(param_4 + 8) == -1) && (bVar3 = *(byte *)(param_4 + 9) & 0xf, bVar3 != 1)) &&

     (bVar3 != 2)) {

    iVar1 = groupint_get(iVar4,param_1,local_28);

    if (iVar1 == 0) {

      pcVar2 = "Couldn\'t find or create new group %s for %s/%u\n";

    }

    else {

      local_28[1] = 0;

      local_28[2] = 0;

      local_28[3] = 0;

      local_28[4] = 0;

      iVar1 = grpint_refresh(iVar1,local_28 + 1,1);

      if (iVar1 != 0) {

        if (local_28[0] == 0) {

          return;

        }

        FUN_00403ef4(param_1,iVar4);

        return;

      }

      pcVar2 = "Couldn\'t create subscription to %s for %s/%u\n";

    }

    FUN_00401448(4,pcVar2,iVar4,param_1);

  }

  return;

}