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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
be copied by any method or incorporated into another program without
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#ifndef PROTO_CRC16_H
#define PROTO_CRC16_H

#include "os_types_api.h"
#include "iot_utils_api.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @brief proto_fcs16_get_check_sum - get a CRC16 check code.
 * @param data:       pointer to data.
 * @param len:        length of the data.
 * @retval:           a CRC16 check code.
 */
uint16_t proto_fcs16_get_check_sum(uint8_t *data, uint16_t length);

/**
 * @brief proto_fcs16_check - check a CRC16 check code.
 * @param data:       pointer to data.
 * @param len:        length of the data.
 * @retval:     ERR_OK   -- crc16 check success.
 * @retval:     ERR_FAIL -- crc16 check fail.
 */
uint32_t proto_fcs16_check(uint8_t* data, uint16_t len);


#ifdef __cplusplus
}
#endif

#endif /* PROTO_CRC16_H */