can_BMSer/service/impl/ProtocolImpl.h

/**
 * @content:ModbusRTU组件定义头文件
 * @time:2016-8-23
 * @author:Mr_zhu
 * @version: V1.0
 * @describe:
 * 1#2016-8-23#V1.0#首次生成
 */

#ifndef _INCLUDE_CMPNT_MODBUSRTU_H
#define _INCLUDE_CMPNT_MODBUSRTU_H

#include <cstdio>
#include <map>
#include <string>

#include "../../common/Type.h"
#include "../ProtocolI.h"

class ProtocolImpl: public ProtocolI
{
private:
	virtual HRESULT queryInterface(const IID& iid, void** ppv);
	virtual ULONG addRef();
	virtual ULONG release();
	virtual ULONG getVersion();

	/**
	 * 读数据
	 */
	virtual HRESULT onRead(Device* pdevice,	//----设备句柄
			Packet* ppacket,	//----包句柄
			Item* pitem,	//----点句柄
			PBYTE pbuf,	//----数据缓冲区
			int& len	//----数据长度
			);

	/**
	 * 写数据
	 */
	virtual HRESULT onWrite(Device* pdevice,	//----设备句柄
			Packet* ppacket,	//----包句柄
			Item* pitem,	//----点句柄
			PBYTE pbuf,	//----数据缓冲区
			int& len,	//----数据长度
			std::string swritebuf,	//----待写数据字符串
			const unsigned int writelen	//----待写数据长度
			);

	/**
	 * 判断回复数据是否完全
	 */
	virtual HRESULT isResponseOK(Device* pdevice,	//----设备句柄
			Packet* ppacket,	//----包句柄
			Item* pitem,	//----点句柄
			PBYTE pbuf,	//----数据缓冲区
			const int len	//----数据长度
			);

	/**
	 * 解析数据
	 */
	virtual HRESULT onResponse(Device* pdevice,	//----设备句柄
			Packet* ppacket,	//----包句柄
			Item* pitem,	//----点句柄
			PBYTE pbuf,	//----数据缓冲区
			const int len,	//----数据长度
			int& deletelen	//----删除数据长度
			);

public:
	ProtocolImpl() :
			m_cRef(0), m_Level(0), VERSION(100)
	{
		if (!hasInit)
		{
			initLogger();
			hasInit = true;
		}
	}
	~ProtocolImpl()
	{
	}
private:
	struct candata
	{
		BYTE data0;
		BYTE data1;
//		BYTE data2;
//		BYTE data3;
//		BYTE data4;
//		BYTE data5;
//		BYTE data6;
//		BYTE data7;
	};
	static bool hasInit;
	struct canReqData
	{
		BYTE data0;
		BYTE data1;
	};

	enum state
	{
		INIT= 0,
		SEND ,
		RECEIVED ,
		END,

	};

private:
	volatile long m_cRef;
	int m_Level;
	static BYTE auchCRCHi[];
	static BYTE auchCRCLo[];
	std::map<std::string, struct candata> m_tmpwritedata;

//	std::map<std::string, std::multimap<int, Packet*> > m_tmppackets;
	std::map<std::string, std::multimap<int, Item*> > m_tmpItems;
	const ULONG VERSION;
	static int findAddrFlag ;
	static int idSuccessFlag ;
	static int currentId ; //分配ID编号
	int maxId = 0;    //最大分配ID
	int orderMode = 0; //分配模式
	int orderState  = 0; //分配状态
	static int timeOut ;
	std::string devPath = "/sys/class/gpio/gpio436/value"; //输入输出电平值设备
	std::string exportPath = "/sys/class/gpio/export";    //GPIO设备导出设备
	std::string directPath = "/sys/class/gpio/gpio436/direction"; //GPIO输入输出控制设备
	std::string out ="out";
	std::string in  = "in";
	std::string gpio = "436";
	std::string highLevel = "1";
	std::string lowLevel  = "0";
	static int count ;
	static int currentState ;
	int initIOFlag = 0;
	static int sendDelayCout ;
	static int flag ;
	static int deviceCounts;





private:
	unsigned short getMinStartAddr(Packet* ppacket);
	unsigned short getMaxStartAddr(Packet* ppacket, unsigned short& regnum);
	unsigned short getRegNum(Packet* ppacket);
	unsigned short getExpectLen(Packet* ppacket);


	unsigned short GetCRC(PBYTE pchMsg, unsigned short usDataLen);

	uint8_t retBigEndian(uint32_t value, int offset);
	int retStateResponse(Packet* ppacket,Item* pitem,const int len,PBYTE pbuf);
	int getRealFrame (PBYTE pbuf,int count);
	int getRegAddrMax(Packet* ppacket,Item* pitem);
	int getRegAddrMin(Packet* ppacket,Item* pitem);
	int getRealValidLen(int maxRegNum);
	std::map<int,int>handleDataLess(PBYTE pbuf,int len,int regNum,int datasLen);
	std::map<int,int>handleDataGreater(PBYTE pbuf,int len,int regNum,int datasLen);
	std::map<int,int>retDataSet(Packet *ppacket, Item *pitem,PBYTE pbuf,int len);
	int iGetItemParaConfig(Item *pitem, std::string attribute);
	std::string sGetItemParaConfig(Item *pitem, std::string attribute);
	void setData(Item *pitem,int16_t pbuf,int receiveData,int paraData,std::string t_sDataType,std::string t_sByteOrder,std::string t_sBits);

	int setGpioDetrict();
	void proceessReplyFrame(int frame,int datas);
	void sendAllocFrame(PBYTE pbuf, int id,int &len);
	void checkAllocStatus() ;
	void reportAlarm() ;
	int set_gpio_value(const std::string& gpio_path, const std::string& value) ;

	void initIO();
	void receiveAllocFrameRes();
	void ending();
	void ioFrameDeal(PBYTE pbuf,int len);
	void ioResponse(Packet *ppacket, Item *pitem,PBYTE pbuf, const int len);
	int normalDatasResponse(Device* pdevice,Packet* ppacket,Item* pitem,PBYTE pbuf,const int len);

	std::map<int,int> retIoDataSet(Packet *ppacket, Item *pitem,PBYTE pbuf,int len);
	std::map<int,int> handleIoData(PBYTE pbuf);
	int filterErrFrame(PBYTE pbuf,int len);
    void stringOutput(PBYTE pbuf,int data_len);

	std::vector<uint8_t> intToBytes(int value);
	inline std::string merge8(PBYTE pbuf, std::string byteorder)
	{
		BYTE t_sdata = 0;
		char t[256];
		std::string t_str;

		t_sdata = pbuf[0] & 0x00ff;
		snprintf(t, 256, "%d", t_sdata);
		t_str = t;
		return t_str;
	}

	inline std::string merge8_u(PBYTE pbuf, std::string byteorder)
	{
		unsigned char t_sdata = 0;
		char t[256];
		std::string t_str;

		t_sdata = (unsigned char) (pbuf[0] & 0x00ff);
		snprintf(t, 256, "%d", t_sdata);
		t_str = t;
		return t_str;
	}

	//inline std::string merge16(PBYTE pbuf, std::string byteorder)
	inline std::string merge16(int16_t pbuf, std::string byteorder)
	{
		short t_sdata = 0;
		char t[256];
		std::string t_str;
		if (byteorder == "BA")
		{
//			//t_sdata = ((pbuf[0] << 8) & 0xff00) | ((pbuf[1]) & 0x00ff);
//			t_sdata = ((pbuf << 8) & 0xff00) | (pbuf & 0x00ff);
//			snprintf(t, 256, "%d", t_sdata);
//
//			t_str = t;
//			log_i("BA-merge16 t_str= %s",t_str.c_str());
			uint8_t high_byte = static_cast<uint8_t>((pbuf >> 8) & 0xff);
			uint8_t low_byte = static_cast<uint8_t>(pbuf & 0xff);
			t_sdata = low_byte | (high_byte << 8) ;
			snprintf(t, 256, "%d", t_sdata);

			t_str = t;
			//log_i("BA-merge16 t_str= %s", t_str.c_str());
}
		else if (byteorder == "AB")
		{
//			t_sdata = ((pbuf << 8) & 0xff00) | (pbuf & 0x00ff);
//			snprintf(t, 256, "%d", t_sdata);
//			t_str = t;
//			log_i("AB-merge16 t_str= %s",t_str.c_str());
			uint8_t high_byte = static_cast<uint8_t>((pbuf >> 8) & 0xff);
			uint8_t low_byte = static_cast<uint8_t>(pbuf & 0xff);
			t_sdata = (low_byte << 8) | high_byte;
			snprintf(t, 256, "%d", t_sdata);

			t_str = t;
			//log_i("AB-merge16 t_str= %s", t_str.c_str());
		}

		return t_str;
	}

	//inline std::string merge16_u(PBYTE pbuf, std::string byteorder)
	inline std::string merge16_u(int16_t pbuf, std::string byteorder)
	{
		//log_i("merge16_u pbuf:%d,byteorder = %s",pbuf,byteorder.c_str());
		unsigned short t_sdata = 0;
		char t[256];
		std::string t_str;
		if (byteorder == "BA")
		{
//			t_sdata = (unsigned short) (((pbuf[0] << 8) & 0xff00) | ((pbuf[1]) & 0x00ff));
			t_sdata = (unsigned short) (((pbuf << 8) & 0xff00) | ((pbuf) & 0x00ff));
			snprintf(t, 256, "%d", t_sdata);
			t_str = t;
		}
		else if (byteorder == "AB")
		{
//			t_sdata = (unsigned short) (((pbuf[1] << 8) & 0xff00) | ((pbuf[0]) & 0x00ff));
			t_sdata = (unsigned short) (((pbuf << 8) & 0xff00) | ((pbuf) & 0x00ff));
			snprintf(t, 256, "%d", t_sdata);
			t_str = t;
		}
		//log_i("merge16_u ret = %s",t_str.c_str());
		return t_str;
	}

	inline std::string merge32(PBYTE pbuf, std::string byteorder)
	{
		int t_idata = 0;
		char t[256];
		std::string t_str;
		if (byteorder == "BADC")
		{
			t_idata = ((pbuf[0] << 8) & 0x0000ff00) | ((pbuf[1]) & 0x000000ff) | ((pbuf[2] << 24) & 0xff000000) | ((pbuf[3] << 16) & 0x00ff0000);
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else if (byteorder == "DCBA")
		{
			t_idata = ((pbuf[0] << 24) & 0xff000000) | ((pbuf[1] << 16) & 0x00ff0000) | ((pbuf[2] << 8) & 0x0000ff00) | ((pbuf[3]) & 0x000000ff);
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else if (byteorder == "ABCD")
		{
			t_idata = ((pbuf[0]) & 0x000000ff) | ((pbuf[1] << 8) & 0x0000ff00) | ((pbuf[2] << 16) & 0x00ff0000) | ((pbuf[3] << 24) & 0xff000000);
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else if (byteorder == "CDAB")
		{
			t_idata = ((pbuf[0] << 16) & 0x00ff0000) | ((pbuf[1] << 24) & 0xff000000) | ((pbuf[2]) & 0x000000ff) | ((pbuf[3] << 8) & 0x0000ff00);
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else
		{

		}
		return t_str;
	}

	inline std::string merge32_u(PBYTE pbuf, std::string byteorder)
	{
		unsigned int t_idata = 0;
		char t[256];
		std::string t_str;
		if (byteorder == "BADC")
		{
			t_idata =
					(unsigned int) (((pbuf[0] << 8) & 0x0000ff00) | ((pbuf[1]) & 0x000000ff) | ((pbuf[2] << 24) & 0xff000000) | ((pbuf[3] << 16) & 0x00ff0000));
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else if (byteorder == "DCBA")
		{
			t_idata =
					(unsigned int) (((pbuf[0] << 24) & 0xff000000) | ((pbuf[1] << 16) & 0x00ff0000) | ((pbuf[2] << 8) & 0x0000ff00) | ((pbuf[3]) & 0x000000ff));
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else if (byteorder == "ABCD")
		{
			t_idata =
					(unsigned int) (((pbuf[0]) & 0x000000ff) | ((pbuf[1] << 8) & 0x0000ff00) | ((pbuf[2] << 16) & 0x00ff0000) | ((pbuf[3] << 24) & 0xff000000));
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else if (byteorder == "CDAB")
		{
			t_idata =
					(unsigned int) (((pbuf[0] << 16) & 0x00ff0000) | ((pbuf[1] << 24) & 0xff000000) | ((pbuf[2]) & 0x000000ff) | ((pbuf[3] << 8) & 0x0000ff00));
			snprintf(t, 256, "%d", t_idata);
			t_str = t;
		}
		else
		{

		}
		return t_str;
	}

	float intbitstofloat(int bits)
	{
		union
		{
			int i;
			float f;
		} u;
		u.i = bits;

		return u.f;
	}

	int floatbitstoint(float bits)
	{
		union
		{
			int i;
			float f;
		} u;
		u.f = bits;

		return u.i;
	}

	inline void initLogger()
	{
		/**
		 * LOG系统初始化
		 */
		/* close printf buffer */
		setbuf(stdout, NULL);
		/* initialize EasyLogger */
		elog_init();
		/* set EasyLogger log format */
		elog_set_fmt(ELOG_LVL_ASSERT, ELOG_FMT_ALL);
		elog_set_fmt(ELOG_LVL_ERROR, ELOG_FMT_LVL | ELOG_FMT_TAG | ELOG_FMT_TIME);
		elog_set_fmt(ELOG_LVL_WARN, ELOG_FMT_LVL | ELOG_FMT_TAG | ELOG_FMT_TIME);
		elog_set_fmt(ELOG_LVL_INFO, ELOG_FMT_LVL | ELOG_FMT_TAG | ELOG_FMT_TIME);
		elog_set_fmt(ELOG_LVL_DEBUG, ELOG_FMT_ALL & ~ELOG_FMT_FUNC);
		elog_set_fmt(ELOG_LVL_VERBOSE, ELOG_FMT_ALL & ~ELOG_FMT_FUNC);
#ifdef ELOG_COLOR_ENABLE
		elog_set_text_color_enabled(true);
#endif
		/* start EasyLogger */
		elog_start();
	}
};

#endif