crypto.h revision 330141
1#ifndef CRYPTO_H 2#define CRYPTO_H 3 4#include <string.h> 5#include <stdio.h> 6#include <stdlib.h> 7 8#include <ntp_fp.h> 9#include <ntp.h> 10#include <ntp_stdlib.h> 11#include <ntp_md5.h> /* provides OpenSSL digest API */ 12#include "utilities.h" 13#include "sntp-opts.h" 14 15#define LEN_PKT_MAC LEN_PKT_NOMAC + sizeof(u_int32) 16 17/* #include "sntp-opts.h" */ 18 19struct key { 20 struct key * next; 21 int key_id; 22 int key_len; 23 int typei; 24 char typen[20]; 25 char key_seq[64]; 26}; 27 28extern int auth_init(const char *keyfile, struct key **keys); 29extern void get_key(int key_id, struct key **d_key); 30extern int make_mac(const void *pkt_data, int pkt_size, int mac_size, 31 const struct key *cmp_key, void *digest); 32extern int auth_md5(const void *pkt_data, int pkt_size, int mac_size, 33 const struct key *cmp_key); 34 35#endif 36