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c1a03d47 | 1 | /* |
2 | * Copyright (C) 2004 6WIND | |
3 | * <Vincent.Jardin@6WIND.com> | |
4 | * All rights reserved. | |
5 | * | |
6 | * This MD5 code is Big endian and Little Endian compatible. | |
7 | */ | |
8 | ||
9 | /* | |
10 | * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. | |
11 | * All rights reserved. | |
12 | * | |
13 | * Redistribution and use in source and binary forms, with or without | |
14 | * modification, are permitted provided that the following conditions | |
15 | * are met: | |
16 | * 1. Redistributions of source code must retain the above copyright | |
17 | * notice, this list of conditions and the following disclaimer. | |
18 | * 2. Redistributions in binary form must reproduce the above copyright | |
19 | * notice, this list of conditions and the following disclaimer in the | |
20 | * documentation and/or other materials provided with the distribution. | |
21 | * 3. Neither the name of the project nor the names of its contributors | |
22 | * may be used to endorse or promote products derived from this software | |
23 | * without specific prior written permission. | |
24 | * | |
25 | * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND | |
26 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
28 | * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE | |
29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
31 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
32 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
33 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
34 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
35 | * SUCH DAMAGE. | |
36 | */ | |
37 | ||
38 | #ifndef _LIBZEBRA_MD5_H_ | |
39 | #define _LIBZEBRA_MD5_H_ | |
40 | ||
5e244469 RW |
41 | #ifdef __cplusplus |
42 | extern "C" { | |
43 | #endif | |
44 | ||
c1a03d47 | 45 | #define MD5_BUFLEN 64 |
46 | ||
47 | typedef struct { | |
48 | union { | |
d62a17ae | 49 | uint32_t md5_state32[4]; |
50 | uint8_t md5_state8[16]; | |
c1a03d47 | 51 | } md5_st; |
52 | ||
53 | #define md5_sta md5_st.md5_state32[0] | |
54 | #define md5_stb md5_st.md5_state32[1] | |
55 | #define md5_stc md5_st.md5_state32[2] | |
56 | #define md5_std md5_st.md5_state32[3] | |
57 | #define md5_st8 md5_st.md5_state8 | |
58 | ||
59 | union { | |
d62a17ae | 60 | uint64_t md5_count64; |
61 | uint8_t md5_count8[8]; | |
c1a03d47 | 62 | } md5_count; |
63 | #define md5_n md5_count.md5_count64 | |
64 | #define md5_n8 md5_count.md5_count8 | |
65 | ||
d62a17ae | 66 | uint md5_i; |
67 | uint8_t md5_buf[MD5_BUFLEN]; | |
c1a03d47 | 68 | } md5_ctxt; |
69 | ||
d62a17ae | 70 | extern void md5_init(md5_ctxt *); |
d7c0a89a | 71 | extern void md5_loop(md5_ctxt *, const void *, unsigned int); |
d62a17ae | 72 | extern void md5_pad(md5_ctxt *); |
73 | extern void md5_result(uint8_t *, md5_ctxt *); | |
c1a03d47 | 74 | |
75 | /* compatibility */ | |
76 | #define MD5_CTX md5_ctxt | |
77 | #define MD5Init(x) md5_init((x)) | |
78 | #define MD5Update(x, y, z) md5_loop((x), (y), (z)) | |
d62a17ae | 79 | #define MD5Final(x, y) \ |
80 | do { \ | |
81 | md5_pad((y)); \ | |
82 | md5_result((x), (y)); \ | |
83 | } while (0) | |
c1a03d47 | 84 | |
bed930fd | 85 | /* From RFC 2104 */ |
d62a17ae | 86 | void hmac_md5(unsigned char *text, int text_len, unsigned char *key, |
87 | int key_len, uint8_t *digest); | |
bed930fd | 88 | |
5e244469 RW |
89 | #ifdef __cplusplus |
90 | } | |
91 | #endif | |
92 | ||
c1a03d47 | 93 | #endif /* ! _LIBZEBRA_MD5_H_*/ |