2015-10-15 10:25:28 +02:00

35 lines
786 B
C

/* $NetBSD: crypto.h,v 1.3 2015/07/10 14:20:33 christos Exp $ */
#ifndef CRYPTO_H
#define CRYPTO_H
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <ntp_fp.h>
#include <ntp.h>
#include <ntp_stdlib.h>
#include <ntp_md5.h> /* provides OpenSSL digest API */
#include "utilities.h"
#include "sntp-opts.h"
#define LEN_PKT_MAC LEN_PKT_NOMAC + sizeof(u_int32)
/* #include "sntp-opts.h" */
struct key {
struct key *next;
int key_id;
int key_len;
char type[10];
char key_seq[64];
};
int auth_init(const char *keyfile, struct key **keys);
void get_key(int key_id, struct key **d_key);
int make_mac(char *pkt_data, int pkt_size, int mac_size, struct key *cmp_key, char *digest);
int auth_md5(char *pkt_data, int pkt_size, int mac_size, struct key *cmp_key);
#endif