RP-01_Flutter/lib/CanLib/abstract_can_device.dart

import 'can_fd_msg.dart';

//CAN设备状态抽象类
class CANDev {
  //CAN设备名称
  String devname;
  //CAN设备序列号
  String devsn='sn_none';
  //CAN设备通道数量
  int devchannel;
  //CAN运行设备状态
  bool runstatus=false;
  //通道状态
  List<bool> channelstatus=[];
  //固件版本号
  String firmwareversion='0.0.0';
  //设备句柄
  int devhandle=0;

  int errCounter=0;
  
  CANDev({
    required this.devname, 
    required this.devchannel, 
    this.devsn='sn_none',
    this.runstatus=false,
    this.devhandle=0,
    this.firmwareversion='0.0.0',
    })
    {
      for(int i=0;i<devchannel;i++) {
        channelstatus.add(false);
      }
    }
    
}


abstract class AbstractCANDevice {
  // 初始化CAN设备
  bool initialize();

  // 刷新CAN设备
  int refresh();

  //获取CAN设备列表
  List<CANDev> getDeviceList();

  // 启动CAN设备
  bool start({required int canIndex,required int canChannel , required int baudrate});

  // 停止CAN设备
  bool stop({required int canIndex});

  // 发送CAN消息
  Future<bool> sendMessage({required int canIndex, required int canChannel, required int canid,required List<int> data});

  // 接收CAN消息
  Stream<CanFdMsg> receiveMessage({required int canIndex, required int canChannel});
}