1 /*-
2  * Copyright (c) 2010 Mikolaj Golub <to.my.trociny@gmail.com>
3  * All rights reserved.
4  *
5  * This software was developed by Mikolaj Golub. The source is derived
6  * from HAST developed by Pawel Jakub Dawidek under sponsorship from
7  * the FreeBSD Foundation.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  * $FreeBSD$
31  */
32 
33 #ifndef _AUTH_H_
34 #define _AUTH_H_
35 
36 #include <stdbool.h>	/* bool */
37 
38 #define HAST_AUTH_UNDEF		0
39 #define HAST_AUTH_MD5		1
40 #define HAST_AUTH_SHA1		2
41 #define HAST_AUTH_SHA256	3
42 #define HAST_AUTH_RIPEMD160	4
43 #define HAST_AUTH_MAX		5
44 
45 #define HAST_KEYMAX		1024
46 
47 struct nv;
48 struct proto_conn;
49 
50 struct hast_auth {
51 	int	au_algo;
52 	char	au_secret[HAST_KEYMAX];
53 };
54 
55 void auth_add(struct nv *nv, struct proto_conn *conn, struct hast_auth *key);
56 bool auth_confirm(struct nv *nv, struct proto_conn *conn, struct hast_auth *key);
57 
58 int str2algo (const char *str);
59 
60 #endif	/* !_AUTH_H_ */
61