90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
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/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#ifndef _IOT_CRYPTO_SHARE_H_
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#define _IOT_CRYPTO_SHARE_H_
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/* os shim includes */
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#include "os_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct _iot_crypto_share_fifo {
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/* fifo size */
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uint16_t size;
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/* write index */
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uint8_t wr_idx;
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/* read index */
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uint8_t rd_idx;
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/* fifo crypto data buffer list */
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uint8_t **buf;
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} iot_crypto_share_fifo_t;
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typedef struct _iot_crypto_share {
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/* crypto current data buffer */
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uint8_t *cur_buf;
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/* crypto share request fifo */
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iot_crypto_share_fifo_t req;
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/* crypto share response fifo */
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iot_crypto_share_fifo_t rsp;
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} iot_crypto_share_t;
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#define iot_crypto_share_is_enable(p_share) ((p_share) != NULL)
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/**
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* @brief get the number of elements in the fifo
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* @param fifo: fifo address
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*
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* @retval: the number of elements in the fifo
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*/
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uint8_t iot_crypto_share_fifo_elements(iot_crypto_share_fifo_t *fifo);
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/**
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* @brief write a buffer into the fifo
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* @param fifo: fifo address
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* @param buf: buffer address
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*
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* @retval: error code, see ERR_XXX
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*/
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uint32_t iot_crypto_share_fifo_put(iot_crypto_share_fifo_t *fifo,
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uint8_t *buf);
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/**
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* @brief read buffer from the fifo
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* @param fifo: fifo address
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*
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* @retval: buffer address
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*/
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uint8_t *iot_crypto_share_fifo_get(iot_crypto_share_fifo_t *fifo);
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/**
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* @brief init crypto share fifo context
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* @param fifo: fifo address
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* @param size: fifo list buffer size
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* @param buf_list: fifo list buffer
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*
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* @retval: buffer address
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*/
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void iot_crypto_share_fifo_init(iot_crypto_share_fifo_t *fifo, uint8_t size,
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uint8_t **buf_list);
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#ifdef __cplusplus
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}
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#endif
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#endif // _IOT_CRYPTO_SHARE_H_
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