esp-idf/components/mbedtls/port/include/esp32s3/crypto_dma.h
2020-09-22 15:15:03 +08:00

41 lines
1.1 KiB
C

/**
* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
* Additions Copyright (C) 2016, Espressif Systems (Shanghai) PTE Ltd
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*
*/
#ifndef ESP_CRYPTO_DMA_H
#define ESP_CRYPTO_DMA_H
#include <freertos/FreeRTOS.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Since crypto DMA is shared between DMA-AES and SHA blocks
* Needs to be taken by respective blocks before using Crypto DMA
*/
extern _lock_t crypto_dma_lock;
#ifdef __cplusplus
}
#endif
#endif /* crypto_dma.h */