91 lines
3.2 KiB
C
91 lines
3.2 KiB
C
/**
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******************************************************************************
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* @file psdk_template.c
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* @version V0.0.0
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* @date 2017/8/10
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* @brief This file to indicate PSDK coding style and comment style.
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*
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* @copyright (c) 2017-2018 DJI. All rights reserved.
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*
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* All information contained herein is, and remains, the property of DJI.
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* The intellectual and technical concepts contained herein are proprietary
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* to DJI and may be covered by U.S. and foreign patents, patents in process,
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* and protected by trade secret or copyright law. Dissemination of this
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* information, including but not limited to data and other proprietary
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* material(s) incorporated within the information, in any form, is strictly
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* prohibited without the express written consent of DJI.
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*
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* If you receive this source code without DJI’s authorization, you may not
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* further disseminate the information, and you must immediately remove the
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* source code and notify DJI of its removal. DJI reserves the right to pursue
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* legal actions against you for any loss(es) or damage(s) caused by your
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* failure to do so.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "psdk_template.h"
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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//Max PSDK data packet size
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#define MAX_PACKAGE_LEN 256
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/* Private macro -------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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//A buffer used to store data to be sent
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static uint8_t s_SendBuffer[PSDK_TEMPLATE_MAX_BUFFER_SIZE];
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/* Exported variables --------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief PSDK low level send function.
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* @param buffer Pointer to send data buffer.
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* @param len Size of data to be sent.
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* @return Size of data to be sent.
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*/
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static int PsdkTemplate_PrivateSend(const uint8_t *buffer, uint16_t len)
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{
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/* NOTE : This function should be implemented in the user file. */
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return len;
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}
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/* Exported functions --------------------------------------------------------*/
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/**
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* @brief PSDK protocol initialization.
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* @param None.
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* @return None.
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*/
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void PsdkTemplate_Init(void)
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{
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/* NOTE : This function should be implemented in the user file. */
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}
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/**
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* @brief Send data function.
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* @param buffer : the buffer point send data
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* @param len : send data length
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* @return if >= 0, indicate the real send data length; if < 0, indicate the -ErrorCode for send failure reason.
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*/
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int PsdkTemplate_Send(const uint8_t *buffer, uint16_t len)
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{
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uint16_t realLen;
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if (len > MAX_PACKAGE_LEN) {
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realLen = MAX_PACKAGE_LEN;
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} else {
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realLen = len;
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}
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PsdkTemplate_PrivateSend(buffer, len);
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return realLen;
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}
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/************************ (C) COPYRIGHT DJI Innovations *******END OF FILE******/
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