83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
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/****************************************************************************
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* apps/crypto/mbedtls/source/sha256_alt.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include "mbedtls/sha256.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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void mbedtls_sha256_clone(FAR mbedtls_sha256_context *dst,
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FAR const mbedtls_sha256_context *src)
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{
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cryptodev_clone(dst, src);
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}
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void mbedtls_sha256_init(FAR mbedtls_sha256_context *ctx)
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{
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cryptodev_init(ctx);
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}
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void mbedtls_sha256_free(FAR mbedtls_sha256_context *ctx)
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{
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cryptodev_free(ctx);
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}
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int mbedtls_sha256_starts(FAR mbedtls_sha256_context *ctx, int is224)
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{
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if (is224)
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{
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ctx->session.mac = CRYPTO_SHA2_224;
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}
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else
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{
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ctx->session.mac = CRYPTO_SHA2_256;
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}
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return cryptodev_get_session(ctx);
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}
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int mbedtls_sha256_update(FAR mbedtls_sha256_context *ctx,
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FAR const unsigned char *input,
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size_t ilen)
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{
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ctx->crypt.op = COP_ENCRYPT;
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ctx->crypt.flags |= COP_FLAG_UPDATE;
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ctx->crypt.src = (caddr_t)input;
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ctx->crypt.len = ilen;
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return cryptodev_crypt(ctx);
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}
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int mbedtls_sha256_finish(FAR mbedtls_sha256_context *ctx,
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FAR unsigned char *output)
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{
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int ret;
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ctx->crypt.op = COP_ENCRYPT;
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ctx->crypt.flags = 0;
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ctx->crypt.mac = (caddr_t)output;
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ret = cryptodev_crypt(ctx);
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cryptodev_free_session(ctx);
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return ret;
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}
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