/*-----------------------------------------连接部分函数---------------------------------------*/
//连接服务器
public bool NetConnect(string ip, int port)
{
if (!isConnected) //若当前还未连接, 则进行连接
{
try
{
client = new TcpClientWithTimeout(ip, port, 3000).Connect(); //带超时检测的连接
//client = new TcpClient(ip, port);
networkStream = client.GetStream();
br = new BinaryReader(networkStream);
bw = new BinaryWriter(networkStream);
isConnected = true; //标志已连接上服务器
//写入网络连接记录到日志文件中
worklog.LogQueue_Enqueue(LogCommand.getNetRecord(NetRecordType.TcpConnect, "1"));
Console.WriteLine("连接成功");
return(true);
}
catch (Exception ex)
{
//写入网络连接记录到日志文件中
worklog.LogQueue_Enqueue(LogCommand.getNetRecord(NetRecordType.TcpConnect, "2"));
Console.WriteLine("LinkThread:" + ex.Message);
log.Info(AppUtil.getExceptionInfo(ex));
isConnected = false;
}
}
Thread.Sleep(10);
return(false);
}
//HTTP发送数据包的函数, 发送一个数据包
public void DataPackSendViaHttp(NetPacket packetSend)
{
if (packetSend != null)
{
byte[] sendBuf = new byte[packetSend.DataLength + 6];
sendBuf[0] = 0x5A; //起始符0
sendBuf[1] = 0xA5; //起始符1
sendBuf[2] = packetSend.PacketType; //报类型
sendBuf[3] = packetSend.DataLength_HighByte; //长度高字节
sendBuf[4] = packetSend.DataLength_LowByte; //长度低字节
for (int i = 0; i < packetSend.DataLength; i++) //数据域
{
sendBuf[5 + i] = packetSend.datafield[i];
}
//校验字节
if (packetSend.DataLength != 0)
{
sendBuf[packetSend.DataLength + 5] = AppUtil.GetChecksum(new byte[4] {
packetSend.PacketType,
packetSend.DataLength_HighByte,
packetSend.DataLength_LowByte,
AppUtil.GetChecksum(packetSend.datafield, 0, packetSend.DataLength)
}, 0, 4);
}
else
{
sendBuf[packetSend.DataLength + 5] = AppUtil.GetChecksum(new byte[3] {
packetSend.PacketType, packetSend.DataLength_HighByte, packetSend.DataLength_LowByte
}, 0, 3);
}
//发送出去
try
{
//设置各个访问页面
string LoginURL = "http://" + SysConfig.Setting.serverIP + "/login";
string UploadURL = "http://" + SysConfig.Setting.serverIP + "/event/uploadData";
//http 发送
if (HttpHelper.UploadData(UploadURL, BitConverter.ToString(sendBuf)) == 1)//返回1 重新登陆
{
int LoginRes = HttpHelper.LoginServer(LoginURL, SysConfig.Setting.accessAccount, SysConfig.Setting.accessPassword);
}
//写入网络发送记录到日志文件中
worklog.LogQueue_Enqueue(LogCommand.getNetRecord(NetRecordType.NetSendViaHttp, packetSend));
}
catch (Exception ex) //发送数据异常, 判断是与主机断开连接
{
Console.WriteLine(ex.Message);
log.Info(AppUtil.getExceptionInfo(ex));
isConnected = false;
}
}
}
//发送数据包的函数, 发送一个数据包
public void DataPackSend(NetPacket packetSend)
{
if (packetSend != null)
{
byte[] sendBuf = new byte[packetSend.DataLength + 6];
sendBuf[0] = 0x5A; //起始符0
sendBuf[1] = 0xA5; //起始符1
sendBuf[2] = packetSend.PacketType; //报类型
sendBuf[3] = packetSend.DataLength_HighByte; //长度高字节
sendBuf[4] = packetSend.DataLength_LowByte; //长度低字节
for (int i = 0; i < packetSend.DataLength; i++) //数据域
{
sendBuf[5 + i] = packetSend.datafield[i];
}
//校验字节
if (packetSend.DataLength != 0)
{
sendBuf[packetSend.DataLength + 5] = AppUtil.GetChecksum(new byte[4] {
packetSend.PacketType,
packetSend.DataLength_HighByte,
packetSend.DataLength_LowByte,
AppUtil.GetChecksum(packetSend.datafield, 0, packetSend.DataLength)
}, 0, 4);
}
else
{
sendBuf[packetSend.DataLength + 5] = AppUtil.GetChecksum(new byte[3] {
packetSend.PacketType, packetSend.DataLength_HighByte, packetSend.DataLength_LowByte
}, 0, 3);
}
//发送出去
if (isConnected)
{
try
{
bw.Write(sendBuf, 0, sendBuf.Length);
//写入网络发送记录到日志文件中
worklog.LogQueue_Enqueue(LogCommand.getNetRecord(NetRecordType.NetSend, packetSend));
LatestSendTime = DateTime.Now; //更新最近一次发送数据包的时间
}
catch (Exception ex) //发送数据异常, 判断是与主机断开连接
{
Console.WriteLine(ex.Message);
log.Info(AppUtil.getExceptionInfo(ex));
isConnected = false;
netDelegate.TriggerEvent(null); //网络意外断开调用委托
}
}
}
}
