xref: /netbsd/sys/opencrypto/xform.h (revision 6550d01e)
1 /*	$NetBSD: xform.h,v 1.10 2009/03/25 01:26:13 darran Exp $ */
2 /*	$FreeBSD: src/sys/opencrypto/xform.h,v 1.1.2.1 2002/11/21 23:34:23 sam Exp $	*/
3 /*	$OpenBSD: xform.h,v 1.10 2002/04/22 23:10:09 deraadt Exp $	*/
4 
5 /*
6  * The author of this code is Angelos D. Keromytis (angelos@cis.upenn.edu)
7  *
8  * This code was written by Angelos D. Keromytis in Athens, Greece, in
9  * February 2000. Network Security Technologies Inc. (NSTI) kindly
10  * supported the development of this code.
11  *
12  * Copyright (c) 2000 Angelos D. Keromytis
13  *
14  * Permission to use, copy, and modify this software with or without fee
15  * is hereby granted, provided that this entire notice is included in
16  * all source code copies of any software which is or includes a copy or
17  * modification of this software.
18  *
19  * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
20  * IMPLIED WARRANTY. IN PARTICULAR, NONE OF THE AUTHORS MAKES ANY
21  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
22  * MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
23  * PURPOSE.
24  */
25 
26 #ifndef _CRYPTO_XFORM_H_
27 #define _CRYPTO_XFORM_H_
28 
29 #include <sys/md5.h>
30 #include <sys/sha1.h>
31 #include <sys/sha2.h>
32 #include <sys/rmd160.h>
33 
34 /* Declarations */
35 struct auth_hash {
36 	int type;
37 	const char *name;
38 	u_int16_t keysize;
39 	u_int16_t hashsize;
40 	u_int16_t authsize;
41 	u_int16_t ctxsize;
42 };
43 
44 /* Provide array-limit for clients (e.g., netipsec) */
45 #define	AH_ALEN_MAX	20	/* max authenticator hash length */
46 
47 struct enc_xform {
48 	int type;
49 	const char *name;
50 	u_int16_t blocksize;
51 	u_int16_t minkey, maxkey;
52 };
53 
54 struct comp_algo {
55 	int type;
56 	const char *name;
57 	size_t minlen;
58 };
59 
60 extern const u_int8_t hmac_ipad_buffer[64];
61 extern const u_int8_t hmac_opad_buffer[64];
62 
63 extern struct enc_xform enc_xform_null;
64 extern struct enc_xform enc_xform_des;
65 extern struct enc_xform enc_xform_3des;
66 extern struct enc_xform enc_xform_blf;
67 extern struct enc_xform enc_xform_cast5;
68 extern struct enc_xform enc_xform_skipjack;
69 extern struct enc_xform enc_xform_rijndael128;
70 extern struct enc_xform enc_xform_arc4;
71 
72 extern struct auth_hash auth_hash_null;
73 extern struct auth_hash auth_hash_md5;
74 extern struct auth_hash auth_hash_sha1;
75 extern struct auth_hash auth_hash_key_md5;
76 extern struct auth_hash auth_hash_key_sha1;
77 extern struct auth_hash auth_hash_hmac_md5;
78 extern struct auth_hash auth_hash_hmac_sha1;
79 extern struct auth_hash auth_hash_hmac_ripemd_160;
80 extern struct auth_hash auth_hash_hmac_md5_96;
81 extern struct auth_hash auth_hash_hmac_sha1_96;
82 extern struct auth_hash auth_hash_hmac_ripemd_160_96;
83 extern struct auth_hash auth_hash_hmac_sha2_256;
84 extern struct auth_hash auth_hash_hmac_sha2_384;
85 extern struct auth_hash auth_hash_hmac_sha2_512;
86 
87 extern struct comp_algo comp_algo_deflate;
88 extern struct comp_algo comp_algo_gzip;
89 
90 #ifdef _KERNEL
91 #include <sys/malloc.h>
92 MALLOC_DECLARE(M_XDATA);
93 #endif
94 #endif /* _CRYPTO_XFORM_H_ */
95