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- /*
- * Copyright (C) 2016 Intel Corporation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
- #if !defined(_PCP_CMAC_H)
- #define _PCP_CMAC_H
- #include "pcprij.h"
- /*
- // Rijndael128 based CMAC context
- */
- struct _cpAES_CMAC {
- IppCtxId idCtx; /* CMAC identifier */
- int index; /* internal buffer entry (free) */
- int dummy[2]; /* align-16 */
- Ipp8u k1[MBS_RIJ128]; /* k1 subkey */
- Ipp8u k2[MBS_RIJ128]; /* k2 subkey */
- Ipp8u mBuffer[MBS_RIJ128];/* buffer */
- Ipp8u mMAC[MBS_RIJ128]; /* intermediate digest */
- __ALIGN16 /* aligned AES context */
- IppsAESSpec mCipherCtx;
- };
- /* alignment */
- #define AESCMAC_ALIGNMENT (RIJ_ALIGNMENT)
- /*
- // Useful macros
- */
- #define CMAC_ID(stt) ((stt)->idCtx)
- #define CMAC_INDX(stt) ((stt)->index)
- #define CMAC_K1(stt) ((stt)->k1)
- #define CMAC_K2(stt) ((stt)->k2)
- #define CMAC_BUFF(stt) ((stt)->mBuffer)
- #define CMAC_MAC(stt) ((stt)->mMAC)
- #define CMAC_CIPHER(stt) ((stt)->mCipherCtx)
- /* valid context ID */
- #define VALID_AESCMAC_ID(ctx) (CMAC_ID((ctx))==idCtxCMAC)
- #endif /* _PCP_CMAC_H */
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