DriverPlatform-V3.1/SCF/SerialSCF/SerialSCF.h

#ifndef SERIALSCF_H
#define SERIALSCF_H

#define SERIALSCF_API
#define SERIALSCF_C_API extern "C" 

#include "SCF.h"
#include "ResDataObject.h"
#include <string>
#include <termios.h>
#include <fcntl.h>
#include <unistd.h>

SERIALSCF_C_API SCF* GetSCF();
SERIALSCF_C_API void ReleaseSCF(SCF* p);

// 串口通信类 (Linux实现)
class SERIALSCF_API SerialSCF : public SCF {
    int hCom;  // 串口文件描述符

    std::string m_PortName;
    uint32_t m_BaudRate;
    uint32_t m_ByteSize;
    uint32_t m_Parity;
    uint32_t m_StopBits;
    uint32_t m_ReadTimeout;
    uint32_t m_WriteTimeout;

    // Linux串口配置结构
    termios m_OriginalTermios;
    termios m_CurrentTermios;

    int ConnectCOM(const char* pCom, uint32_t BaudRate, uint32_t ByteSize,
        uint32_t Parity, uint32_t StopBits);

public:
    SerialSCF(void);
    virtual ~SerialSCF();

    /**
     * 连接到串口设备
     * @param Connectprameters 连接参数JSON对象
     * @param callback 数据包解析回调函数
     * @param TransferType 传输类型 (包传输或原始传输)
     * @param CommunicateTimeout 通信超时时间(毫秒)
     * @return 连接结果 (SCF_ERR枚举值)
     *
     * 参数示例:
     * {
     *   "connect":"COM",
     *   "port":"/dev/ttyS0",  // Linux串口设备路径
     *   "baudrate":"115200",  // 波特率
     *   "bytesize":"8",       // 数据位
     *   "parity":"0",         // 校验位 (0=None, 1=Odd, 2=Even)
     *   "stopbits":"1",       // 停止位 (1=1位, 2=2位)
     * }
     */
    int Connect(ResDataObject& Connectprameters, PacketParser callback = NULL,
        SCF_TRANSFERTYPE TransferType = SCF_NORMAL_TRANSFER,
        uint32_t CommunicateTimeout = 0);

    /// 断开串口连接
    void Disconnect();

    /// 检查是否已连接
    bool isConnected();

    /// 获取连接类型 ("COM")
    const char* GetConnectionType();

    /// 发送原始数据包
    int SendPacket(const char* pPacket, uint32_t length, uint32_t timeout);

    /// 发送SCF数据包对象
    int SendPacket(SCFPacket* pPacket, uint32_t timeout);

protected:
    /**
     * 从串口读取数据
     * @param pPacket 数据缓冲区
     * @param length 缓冲区长度
     * @param timeout 读取超时时间(毫秒)
     * @return 实际读取的字节数，或错误代码(SCF_ERR枚举值)
     */
    int ReadData(char* pPacket, uint32_t length, uint32_t timeout);
};

#endif // SERIALSCF_H