PREPARE/zmap/src/probe_modules/module_ntp.h

/*
 * ZMap Copyright 2013 Regents of the University of Michigan
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy
 * of the License at http://www.apache.org/licenses/LICENSE-2.0
 */

#include "../state.h"
#include "../fieldset.h"

#ifndef MODULE_NTP_H
#define MODULE_NTP_H

#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <unistd.h>
#include <string.h>

struct __attribute__((__packed__)) ntphdr{//typedef
   uint8_t LI_VN_MODE;
   uint8_t stratum;
   uint8_t poll;
   uint8_t precision;
   uint32_t root_delay;
   uint32_t root_dispersion;
   uint32_t ref_ID;
   uint64_t reference_timestamp;
   uint64_t origin_timestamp;
   uint64_t receive_timestamp;
   uint64_t transmit_timestamp;
   //uint32_t key_ID;
   //uint64_t dgst_1;
   //uint64_t dgst_2;
   
   
};

void ntp_process_packet(const u_char *packet, __attribute__((unused)) uint32_t len, fieldset_t *fs);
int ntp_init_perthread(void *buf, macaddr_t *src, macaddr_t *gw, __attribute__((unused)) port_h_t dst_port, void **arg);
void ntp_print_packet (FILE *fp, void *packet);

#endif