1 /********************************************************************** 2 Copyright(c) 2024 Intel Corporation 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 * Redistributions of source code must retain the above copyright 8 notice, this list of conditions and the following disclaimer. 9 * Redistributions in binary form must reproduce the above copyright 10 notice, this list of conditions and the following disclaimer in 11 the documentation and/or other materials provided with the 12 distribution. 13 * Neither the name of Intel Corporation nor the names of its 14 contributors may be used to endorse or promote products derived 15 from this software without specific prior written permission. 16 17 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 **********************************************************************/ 29 30 #ifndef _AES_KEYEXP_INTERNAL_H 31 #define _AES_KEYEXP_INTERNAL_H 32 33 #include <stdint.h> 34 35 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 void 40 _aes_keyexp_128(const uint8_t *key, //!< input key for AES-128, 16 bytes 41 uint8_t *exp_key_enc, //!< expanded encryption keys, 16*11 bytes 42 uint8_t *exp_key_dec //!< expanded decryption keys, 16*11 bytes 43 ); 44 45 void 46 _aes_keyexp_192(const uint8_t *key, //!< input key for AES-192, 16*1.5 bytes 47 uint8_t *exp_key_enc, //!< expanded encryption keys, 16*13 bytes 48 uint8_t *exp_key_dec //!< expanded decryption keys, 16*13 bytes 49 ); 50 51 void 52 _aes_keyexp_256(const uint8_t *key, //!< input key for AES-256, 16*2 bytes 53 uint8_t *exp_key_enc, //!< expanded encryption keys, 16*15 bytes 54 uint8_t *exp_key_dec //!< expanded decryption keys, 16*15 bytes 55 ); 56 57 #ifdef __cplusplus 58 } 59 #endif //__cplusplus 60 #endif // ifndef _AES_KEYEXP_INTERNAL_H 61