51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/*******************************************************************************
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* Copyright 2002-2020 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*******************************************************************************/
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/*
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//
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// Purpose:
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// Cryptography Primitive.
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// Hash Message Authentication Code
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// Internal Definitions and Internal Functions Prototypes
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//
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//
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*/
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#if !defined(_PCP_HMAC_H)
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#define _PCP_HMAC_H
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#include "pcphash.h"
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/*
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// HMAC context
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*/
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struct _cpHMAC {
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IppCtxId idCtx; /* HMAC identifier */
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Ipp8u ipadKey[MBS_HASH_MAX]; /* inner padding key */
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Ipp8u opadKey[MBS_HASH_MAX]; /* outer padding key */
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IppsHashState hashCtx; /* hash context */
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};
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/* accessors */
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#define HMAC_CTX_ID(stt) ((stt)->idCtx)
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#define HASH_CTX(stt) ((stt)->hashCtx)
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#define HMAC_VALID_ID(stt) (HMAC_CTX_ID((stt))==idCtxHMAC)
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#define IPAD (0x36) /* inner padding value */
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#define OPAD (0x5C) /* outer padding value */
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#endif /* _PCP_HMAC_H */
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