/**
  ******************************************************************************
  * @file    communication.c
  * @author  TMC Scan Team
  * @version V1.0.0
  * @date    09/06/2019
  * @brief
  ******************************************************************************
  *
  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  * TIME. AS A RESULT, TMC SHALL NOT BE HELD LIABLE FOR ANY
  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  *
  * <h2><center>&copy; COPYRIGHT 2016 TMC</center></h2>
  ******************************************************************************
**/

#ifndef __COMMUNICATION_H__
#define __COMMUNICATION_H__

#include  "global.h"

/** @defgroup HIDPOS communication protocal
  * @{
  */
#define HIDPOS_BUFLEN 64    //HIDPOS数据包长度
#define NOTAILLEN  (HIDPOS_BUFLEN - 8)   //自动上传扫码协议去除8个字节的长度
#define HIDPOS_RECEIVE_DATA_HEAD 0x04
#define HIDPOS_RECEIVE_DATA_TAIL_CONTINUE 0x01
#define HIDPOS_RECEIVE_DATA_TAIL_FINISH 0x00
#define HIDPOS_RECEIBE_DATA_MAX_LEN 60
#define HIDPOS_SEND_DATA_HEAD 0x02
#define HIDPOS_SEND_DATA_MAX_LEN 0x38
/**
  * @}
*/

//hidpos 接收数据协议格式
typedef struct
{
	uint8_t reportID;
	uint8_t dataLen;
	uint8_t dataBlock[60];
	uint8_t reservedData;
	uint8_t endPackage;
} HIDPOSReciveData;

/** @defgroup receive data
  * @{
  */
#define MAX_SEND_DATA_LEN 2100
#define MAX_RECEIVE_DATA_LEN 512
#define MAX_RECEIVE_AVAILABLE_DATA_LEN 240
/**
  * @}
*/

/** @defgroup   receive data flag
  * @{
  */
#define RECEIVE_FAIL  0x01
#define RECIEVE_OVERMAXLEN 0x02
#define HIDPOS_RECIEVE_REPORTID_ERROR 0x03
#define HIDPOS_RECIEVE_DATALEN_ERROR 0x04
#define HIDPOS_RECIEVE_PACKAGEEND_ERROR 0x05
#define HIDPOS_RECIEVE_CONTINUE 0x06
#define RECIEVE_FINISH 0x07
/**
  * @}
*/

extern uint8_t gOutputBuf[MAX_SEND_DATA_LEN];  //发送数据BUF，局限性最大支持2070字节
extern uint8_t gReceiveDataFinish;
extern uint8_t gReceiveBuf[];  //USB接收数据BUF，局限性最大支持256字节
extern uint16_t gReceiveLen;   //接收数据长度

//函数声明
void ClearOutputLen(void) ;
void SetOutputData(uint8_t *pSrcData, uint16_t uLen);
void ReportData(int barType);
uint8_t VSPRecieveData(void);
void HIDPOSDataSend(uint8_t *pSrc, uint16_t uLen);
uint8_t HIDPOSRecieveData(void);
void CommunicationCmdHandle(BarData *comdata);
uint8_t USBRespondCmd(uint8_t  status, BarData *pCode);
uint8_t RecieveData(BarData *pRecievedata);

#endif  /*__COMMUNICATION_H__*/