2019-10-25 00:26:17 +02:00
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/* wolfcaam_sha.h
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*
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2021-09-06 21:16:45 +02:00
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* Copyright (C) 2006-2021 wolfSSL Inc.
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2019-10-25 00:26:17 +02:00
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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#ifndef WOLF_CRYPT_CAAM_SHA_H
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#define WOLF_CRYPT_CAAM_SHA_H
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2021-09-07 00:33:21 +02:00
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#include <libwolfssl/wolfcrypt/settings.h>
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2019-10-25 00:26:17 +02:00
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#ifdef WOLFSSL_IMX6_CAAM
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2021-09-07 00:33:21 +02:00
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#include <libwolfssl/wolfcrypt/types.h>
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2019-10-25 00:26:17 +02:00
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#define WOLFSSL_NO_HASH_RAW
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#ifndef WC_CAAM_CTXLEN
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/* last 8 bytes of context is for length */
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#define WC_CAAM_CTXLEN 8
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#endif
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#ifndef WC_CAAM_HASH_BLOCK
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/* define sha structures and also get the max possible digest. Start with SHA
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digest size */
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#define WC_CAAM_HASH_BLOCK 64
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#endif
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#ifndef WC_CAAM_MAX_DIGEST
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#define WC_CAAM_MAX_DIGEST 20
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#ifdef WOLFSSL_SHA224
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#undef WC_CAAM_MAX_DIGEST
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#define WC_CAAM_MAX_DIGEST 32
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#endif
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#ifndef NO_SHA256
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#undef WC_CAAM_MAX_DIGEST
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#define WC_CAAM_MAX_DIGEST 32
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#endif
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#ifdef WOLFSSL_SHA384
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#undef WC_CAAM_MAX_DIGEST
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#define WC_CAAM_MAX_DIGEST 64
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#endif
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#ifdef WOLFSSL_SHA512
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#undef WC_CAAM_MAX_DIGEST
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#define WC_CAAM_MAX_DIGEST 64
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#endif
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#endif /* WC_CAAM_MAX_DIGEST */
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typedef struct wc_Sha {
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word32 ctx[(WC_CAAM_MAX_DIGEST + WC_CAAM_CTXLEN) / sizeof(word32)];
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word32 buffLen; /* in bytes */
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word32 buffer[WC_CAAM_HASH_BLOCK / sizeof(word32)];
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} wc_Sha;
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#ifndef NO_MD5
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typedef struct wc_Sha wc_Md5;
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#endif
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#ifndef NO_SHA256
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typedef struct wc_Sha wc_Sha256;
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#endif
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#ifdef WOLFSSL_SHA512
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typedef struct wc_Sha wc_Sha512;
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#endif
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#endif /* WOLFSSL_IMX6_CAAM */
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#endif /* WOLF_CRYPT_CAAM_SHA_H */
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