1 /* ==================================================================== 2 * Copyright (c) 2002-2006 The OpenSSL Project. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * 3. All advertising materials mentioning features or use of this 17 * software must display the following acknowledgment: 18 * "This product includes software developed by the OpenSSL Project 19 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 20 * 21 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 22 * endorse or promote products derived from this software without 23 * prior written permission. For written permission, please contact 24 * openssl-core@openssl.org. 25 * 26 * 5. Products derived from this software may not be called "OpenSSL" 27 * nor may "OpenSSL" appear in their names without prior written 28 * permission of the OpenSSL Project. 29 * 30 * 6. Redistributions of any form whatsoever must retain the following 31 * acknowledgment: 32 * "This product includes software developed by the OpenSSL Project 33 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 34 * 35 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 36 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 37 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 38 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 39 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 41 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 42 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 43 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 44 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 45 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 46 * OF THE POSSIBILITY OF SUCH DAMAGE. 47 * ==================================================================== */ 48 49 #ifndef OPENSSL_HEADER_AES_INTERNAL_H 50 #define OPENSSL_HEADER_AES_INTERNAL_H 51 52 #include <openssl/base.h> 53 54 #if defined(__cplusplus) 55 extern "C" { 56 #endif 57 58 59 #if defined(_MSC_VER) && \ 60 (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64)) 61 #define SWAP(x) (_lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00) 62 #define GETU32(p) SWAP(*((uint32_t *)(p))) 63 #define PUTU32(ct, st) \ 64 { *((uint32_t *)(ct)) = SWAP((st)); } 65 #else 66 #define GETU32(pt) \ 67 (((uint32_t)(pt)[0] << 24) ^ ((uint32_t)(pt)[1] << 16) ^ \ 68 ((uint32_t)(pt)[2] << 8) ^ ((uint32_t)(pt)[3])) 69 #define PUTU32(ct, st) \ 70 { \ 71 (ct)[0] = (uint8_t)((st) >> 24); \ 72 (ct)[1] = (uint8_t)((st) >> 16); \ 73 (ct)[2] = (uint8_t)((st) >> 8); \ 74 (ct)[3] = (uint8_t)(st); \ 75 } 76 #endif 77 78 #define MAXKC (256 / 32) 79 #define MAXKB (256 / 8) 80 #define MAXNR 14 81 82 83 #if defined(__cplusplus) 84 } /* extern C */ 85 #endif 86 87 #endif /* OPENSSL_HEADER_AES_INTERNAL_H */ 88