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 {
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20 struct key *next;
21 int key_id;
22 int key_len;
23 char type[10];
24 char key_seq[64];
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20 struct key * next; 21 int key_id; 22 int key_len; 23 char type[10]; 24 char key_seq[64]; |
25}; 26
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27int auth_init(const char *keyfile, struct key **keys);
28void get_key(int key_id, struct key **d_key);
29int make_mac(char *pkt_data, int pkt_size, int mac_size, struct key *cmp_key, char *digest);
30int auth_md5(char *pkt_data, int pkt_size, int mac_size, struct key *cmp_key);
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27extern int auth_init(const char *keyfile, struct key **keys); 28extern void get_key(int key_id, struct key **d_key); 29extern int make_mac(const void *pkt_data, int pkt_size, int mac_size, 30 const struct key *cmp_key, void *digest); 31extern int auth_md5(const void *pkt_data, int pkt_size, int mac_size, 32 const struct key *cmp_key); |
33 34#endif
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