1 /*
2 * Octeon Crypto for OCF
3 *
4 * Written by David McCullough <david_mccullough@securecomputing.com>
5 * Copyright (C) 2009 David McCullough
6 *
7 * LICENSE TERMS
8 *
9 * The free distribution and use of this software in both source and binary
10 * form is allowed (with or without changes) provided that:
11 *
12 * 1. distributions of this source code include the above copyright
13 * notice, this list of conditions and the following disclaimer;
14 *
15 * 2. distributions in binary form include the above copyright
16 * notice, this list of conditions and the following disclaimer
17 * in the documentation and/or other associated materials;
18 *
19 * 3. the copyright holder's name is not used to endorse products
20 * built using this software without specific written permission.
21 *
22 * DISCLAIMER
23 *
24 * This software is provided 'as is' with no explicit or implied warranties
25 * in respect of its properties, including, but not limited to, correctness
26 * and/or fitness for purpose.
27 * ---------------------------------------------------------------------------
28 *
29 * $FreeBSD: releng/9.0/sys/mips/cavium/cryptocteon/cryptocteonvar.h 210312 2010-07-20 19:32:25Z jmallett $
30 */
31
32 #ifndef _MIPS_CAVIUM_CRYPTOCTEON_CRYPTOCTEONVAR_H_
33 #define _MIPS_CAVIUM_CRYPTOCTEON_CRYPTOCTEONVAR_H_
34
35 struct octo_sess;
36
37 typedef int octo_encrypt_t(struct octo_sess *od, struct iovec *iov, size_t iovcnt, size_t iovlen, int auth_off, int auth_len, int crypt_off, int crypt_len, int icv_off, uint8_t *ivp);
38 typedef int octo_decrypt_t(struct octo_sess *od, struct iovec *iov, size_t iovcnt, size_t iovlen, int auth_off, int auth_len, int crypt_off, int crypt_len, int icv_off, uint8_t *ivp);
39
40 struct octo_sess {
41 int octo_encalg;
42 #define MAX_CIPHER_KEYLEN 64
43 char octo_enckey[MAX_CIPHER_KEYLEN];
44 int octo_encklen;
45
46 int octo_macalg;
47 #define MAX_HASH_KEYLEN 64
48 char octo_mackey[MAX_HASH_KEYLEN];
49 int octo_macklen;
50 int octo_mackey_set;
51
52 int octo_mlen;
53 int octo_ivsize;
54
55 octo_encrypt_t *octo_encrypt;
56 octo_decrypt_t *octo_decrypt;
57
58 uint64_t octo_hminner[3];
59 uint64_t octo_hmouter[3];
60
61 struct iovec octo_iov[UIO_MAXIOV];
62 };
63
64 #define dprintf(fmt, ...) \
65 do { \
66 if (cryptocteon_debug) \
67 printf("%s: " fmt, __func__, ## __VA_ARGS__); \
68 } while (0)
69
70 extern int cryptocteon_debug;
71
72 void octo_calc_hash(uint8_t, unsigned char *, uint64_t *, uint64_t *);
73
74 /* XXX Actually just hashing functions, not encryption. */
75 octo_encrypt_t octo_null_md5_encrypt;
76 octo_encrypt_t octo_null_sha1_encrypt;
77
78 octo_encrypt_t octo_des_cbc_encrypt;
79 octo_encrypt_t octo_des_cbc_md5_encrypt;
80 octo_encrypt_t octo_des_cbc_sha1_encrypt;
81
82 octo_decrypt_t octo_des_cbc_decrypt;
83 octo_decrypt_t octo_des_cbc_md5_decrypt;
84 octo_decrypt_t octo_des_cbc_sha1_decrypt;
85
86 octo_encrypt_t octo_aes_cbc_encrypt;
87 octo_encrypt_t octo_aes_cbc_md5_encrypt;
88 octo_encrypt_t octo_aes_cbc_sha1_encrypt;
89
90 octo_decrypt_t octo_aes_cbc_decrypt;
91 octo_decrypt_t octo_aes_cbc_md5_decrypt;
92 octo_decrypt_t octo_aes_cbc_sha1_decrypt;
93
94 #endif /* !_MIPS_CAVIUM_CRYPTOCTEON_CRYPTOCTEONVAR_H_ */
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