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1 /* crypto/aes/aes.h -*- mode:C; c-file-style: "eay" -*- */ | |
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 * ==================================================================== | |
49 * | |
50 */ | |
51 | |
52 #ifndef HEADER_AES_LOCL_H | |
53 #define HEADER_AES_LOCL_H | |
54 | |
55 #include <openssl/e_os2.h> | |
56 | |
57 #ifdef OPENSSL_NO_AES | |
58 #error AES is disabled. | |
59 #endif | |
60 | |
61 #include <stdio.h> | |
62 #include <stdlib.h> | |
63 #include <string.h> | |
64 | |
65 #if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X6
4)) | |
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 | |
73 | |
74 #ifdef AES_LONG | |
75 typedef unsigned long u32; | |
76 #else | |
77 typedef unsigned int u32; | |
78 #endif | |
79 typedef unsigned short u16; | |
80 typedef unsigned char u8; | |
81 | |
82 #define MAXKC (256/32) | |
83 #define MAXKB (256/8) | |
84 #define MAXNR 14 | |
85 | |
86 /* This controls loop-unrolling in aes_core.c */ | |
87 #undef FULL_UNROLL | |
88 | |
89 #endif /* !HEADER_AES_LOCL_H */ | |
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