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5b68158154
Most tools used for compliance and SBOM generation use SPDX identifiers This change brings us a step closer to an easy SBOM generation. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
104 lines
3.1 KiB
C
104 lines
3.1 KiB
C
/****************************************************************************
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* apps/crypto/mbedtls/source/poly1305_alt.c
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*
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* SPDX-License-Identifier: Apache-2.0
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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/error.h"
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#include "mbedtls/poly1305.h"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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void mbedtls_poly1305_init(FAR mbedtls_poly1305_context *ctx)
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{
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cryptodev_init(ctx);
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}
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void mbedtls_poly1305_free(FAR mbedtls_poly1305_context *ctx)
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{
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cryptodev_free(ctx);
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}
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int mbedtls_poly1305_starts(FAR mbedtls_poly1305_context *ctx,
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const unsigned char key[32])
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{
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ctx->session.mac = CRYPTO_POLY1305;
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ctx->session.mackey = (caddr_t)key;
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ctx->session.mackeylen = 32;
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return cryptodev_get_session(ctx);
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}
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int mbedtls_poly1305_update(FAR mbedtls_poly1305_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_poly1305_finish(FAR mbedtls_poly1305_context *ctx,
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unsigned char mac[16])
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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)mac;
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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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int mbedtls_poly1305_mac(const unsigned char key[32],
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FAR const unsigned char *input,
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size_t ilen,
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unsigned char mac[16])
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{
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mbedtls_poly1305_context ctx;
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int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED;
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mbedtls_poly1305_init(&ctx);
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ret = mbedtls_poly1305_starts(&ctx, key);
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if (ret != 0)
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{
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goto cleanup;
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}
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ret = mbedtls_poly1305_update(&ctx, input, ilen);
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if (ret != 0)
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{
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goto cleanup;
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}
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ret = mbedtls_poly1305_finish(&ctx, mac);
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cleanup:
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mbedtls_poly1305_free(&ctx);
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return ret;
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}
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