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031e5cce SM |
1 | /* crypto/aes/aes.h */ |
2 | /* ==================================================================== | |
3 | * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * | |
9 | * 1. Redistributions of source code must retain the above copyright | |
10 | * notice, this list of conditions and the following disclaimer. | |
11 | * | |
12 | * 2. Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in | |
14 | * the documentation and/or other materials provided with the | |
15 | * distribution. | |
16 | * | |
17 | * 3. All advertising materials mentioning features or use of this | |
18 | * software must display the following acknowledgment: | |
19 | * "This product includes software developed by the OpenSSL Project | |
20 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
21 | * | |
22 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
23 | * endorse or promote products derived from this software without | |
24 | * prior written permission. For written permission, please contact | |
25 | * openssl-core@openssl.org. | |
26 | * | |
27 | * 5. Products derived from this software may not be called "OpenSSL" | |
28 | * nor may "OpenSSL" appear in their names without prior written | |
29 | * permission of the OpenSSL Project. | |
30 | * | |
31 | * 6. Redistributions of any form whatsoever must retain the following | |
32 | * acknowledgment: | |
33 | * "This product includes software developed by the OpenSSL Project | |
34 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
35 | * | |
36 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
37 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
38 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
39 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
40 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
41 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
42 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
43 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
44 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
45 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
46 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
47 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
48 | * ==================================================================== | |
3e575651 SL |
49 | * |
50 | */ | |
51 | ||
52 | #ifndef HEADER_AES_LOCL_H | |
d3819813 | 53 | # define HEADER_AES_LOCL_H |
3e575651 | 54 | |
d3819813 | 55 | # include <openssl/e_os2.h> |
031e5cce SM |
56 | |
57 | # ifdef OPENSSL_NO_AES | |
58 | # error AES is disabled. | |
59 | # endif | |
60 | ||
d3819813 MTL |
61 | # include <stdio.h> |
62 | # include <stdlib.h> | |
63 | # include <string.h> | |
3e575651 | 64 | |
d3819813 MTL |
65 | # if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64)) |
66 | # define SWAP(x) (_lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00) | |
67 | # define GETU32(p) SWAP(*((u32 *)(p))) | |
68 | # define PUTU32(ct, st) { *((u32 *)(ct)) = SWAP((st)); } | |
69 | # else | |
70 | # define GETU32(pt) (((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] << 8) ^ ((u32)(pt)[3])) | |
71 | # define PUTU32(ct, st) { (ct)[0] = (u8)((st) >> 24); (ct)[1] = (u8)((st) >> 16); (ct)[2] = (u8)((st) >> 8); (ct)[3] = (u8)(st); } | |
72 | # endif | |
3e575651 | 73 | |
d3819813 | 74 | # ifdef AES_LONG |
3e575651 | 75 | typedef unsigned long u32; |
d3819813 | 76 | # else |
3e575651 | 77 | typedef unsigned int u32; |
d3819813 | 78 | # endif |
3e575651 SL |
79 | typedef unsigned short u16; |
80 | typedef unsigned char u8; | |
81 | ||
d3819813 MTL |
82 | # define MAXKC (256/32) |
83 | # define MAXKB (256/8) | |
84 | # define MAXNR 14 | |
3e575651 SL |
85 | |
86 | /* This controls loop-unrolling in aes_core.c */ | |
d3819813 | 87 | # undef FULL_UNROLL |
3e575651 | 88 | |
d3819813 | 89 | #endif /* !HEADER_AES_LOCL_H */ |