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/* wolfcaam_sha.h
*
* Copyright (C) 2006-2020 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#ifndef WOLF_CRYPT_CAAM_SHA_H
#define WOLF_CRYPT_CAAM_SHA_H
#include <wolfssl/wolfcrypt/settings.h>
#ifdef WOLFSSL_IMX6_CAAM
#include <wolfssl/wolfcrypt/types.h>
#define WOLFSSL_NO_HASH_RAW
#ifndef WC_CAAM_CTXLEN
/* last 8 bytes of context is for length */
#define WC_CAAM_CTXLEN 8
#endif
#ifndef WC_CAAM_HASH_BLOCK
/* define sha structures and also get the max possible digest. Start with SHA
digest size */
#define WC_CAAM_HASH_BLOCK 64
#endif
#ifndef WC_CAAM_MAX_DIGEST
#define WC_CAAM_MAX_DIGEST 20
#ifdef WOLFSSL_SHA224
#undef WC_CAAM_MAX_DIGEST
#define WC_CAAM_MAX_DIGEST 32
#endif
#ifndef NO_SHA256
#undef WC_CAAM_MAX_DIGEST
#define WC_CAAM_MAX_DIGEST 32
#endif
#ifdef WOLFSSL_SHA384
#undef WC_CAAM_MAX_DIGEST
#define WC_CAAM_MAX_DIGEST 64
#endif
#ifdef WOLFSSL_SHA512
#undef WC_CAAM_MAX_DIGEST
#define WC_CAAM_MAX_DIGEST 64
#endif
#endif /* WC_CAAM_MAX_DIGEST */
typedef struct wc_Sha {
word32 ctx[(WC_CAAM_MAX_DIGEST + WC_CAAM_CTXLEN) / sizeof(word32)];
word32 buffLen; /* in bytes */
word32 buffer[WC_CAAM_HASH_BLOCK / sizeof(word32)];
} wc_Sha;
#ifndef NO_MD5
typedef struct wc_Sha wc_Md5;
#endif
#ifndef NO_SHA256
typedef struct wc_Sha wc_Sha256;
#endif
#ifdef WOLFSSL_SHA512
typedef struct wc_Sha wc_Sha512;
#endif
#endif /* WOLFSSL_IMX6_CAAM */
#endif /* WOLF_CRYPT_CAAM_SHA_H */
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