#pragma once
#include <atomic>
#include <cstdio>

#ifndef _WIN32
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <arpa/inet.h>

#define SOCKET int
#define INVALID_SOCKET -1
#define SOCKET_ERROR -1
#else
#include <WS2tcpip.h>
#include <WinSock2.h>
#pragma comment(lib,"Ws2_32.lib")
#endif

#include "IYUDPClient.h"
#include "VrError.h"

#define IP_ADDR_LEN 16

class CUDPClient : public IYUDPClient
{
public:
	CUDPClient();
	~CUDPClient();

	/**
	* 初始化服务
	* @brief Init
	* @return
	*/
    virtual int Init(const bool bBoard);

	/**
	* 开始接收UDP数据
	* @brief StartUDPClient
	* @return
	*/
    virtual int StartUDPClient(UdpClientRecvDataFunc pRecvDataFunc);

	/**
	* 结束接收UDP数据
	* @brief StopUDPClient
	* @return
	*/
    virtual int StopUDPClient();

	/**
	* 发送数据
	* @brief SendData
	* @param pData
	* @param nLen
	* @return
	*/
    virtual int SendData(const int nPort, const char* pAddr, const char* pData, const int nLen);

private:

    void _CloseSocket();

    void _UdpRecvData();

private:
    SOCKET                  m_sockfd;


    sockaddr_in             m_sin_from;

    std::atomic_bool        m_bRecv;
    std::atomic_bool        m_bRecvRuning;
    UdpClientRecvDataFunc   m_funcRecvData;


};