49 lines
1.6 KiB
C
49 lines
1.6 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 PROTO_CRC16_H
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#define PROTO_CRC16_H
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#include "os_types_api.h"
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#include "iot_utils_api.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief proto_fcs16_get_check_sum - get a CRC16 check code.
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* @param data: pointer to data.
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* @param len: length of the data.
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* @retval: a CRC16 check code.
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*/
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uint16_t proto_fcs16_get_check_sum(uint8_t *data, uint16_t length);
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/**
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* @brief proto_fcs16_check - check a CRC16 check code.
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* @param data: pointer to data.
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* @param len: length of the data.
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* @retval: ERR_OK -- crc16 check success.
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* @retval: ERR_FAIL -- crc16 check fail.
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*/
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uint32_t proto_fcs16_check(uint8_t* data, uint16_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif /* PROTO_CRC16_H */
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