1/* 2 * Copyright (c) 2011 Apple Computer, Inc. All Rights Reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23 24 25#ifndef _CC_CMACSPI_H_ 26#define _CC_CMACSPI_H_ 27 28#include <Availability.h> 29#include <stdint.h> 30#include <sys/types.h> 31 32#ifdef __cplusplus 33extern "C" { 34#endif 35 36#define CC_CMACAES_DIGEST_LENGTH 16 /* digest length in bytes */ 37 38/*! 39@function CCAESCmac 40@abstract Stateless, one-shot AES CMAC function 41 42@param key Raw key bytes. 43@param data The data to digest. 44@param dataLength The length of the data to digest. 45@param macOut The digest bytes (space provided by the caller). 46 47Output is written to caller-supplied buffer. 48*/ 49 50void 51 CCAESCmac(const void *key, const uint8_t *data, size_t dataLength, void *macOut) 52__OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_6_0); 53 54#ifdef __cplusplus 55} 56#endif 57 58#endif /* _CC_CMACSPI_H_ */ 59