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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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