public UdpPacket(int userId, int pid, UdpPacketType requestType)
{
this.UserId = userId;
this.PId = pid;
this.PacketType = requestType;
data = new List <byte[]>();
}
public UdpPacket(int userId, int pid, UdpPacketType requestType)
{
this.UserId = userId;
this.PId = pid;
this.PacketType = requestType;
data = new List<byte[]>();
}
public static UdpPacket Decode(Stream stream)
{
EndianBinaryReader endianBinaryReader = stream != null?stream.CreateSuitableBinaryReader() : throw new ArgumentNullException(nameof(stream));
short num1 = endianBinaryReader.ReadInt16();
short num2 = endianBinaryReader.ReadInt16();
UdpPacketType udpPacketType = (UdpPacketType)endianBinaryReader.ReadByte();
byte num3 = endianBinaryReader.ReadByte();
switch (udpPacketType)
{
case UdpPacketType.DataReqAck:
case UdpPacketType.DataNotReqAck:
if (num1 == 5)
{
byte num4 = endianBinaryReader.ReadByte();
UdpPacket udpPacket1 = new UdpPacket();
udpPacket1.Id = num2;
udpPacket1.Type = udpPacketType;
UdpPacket udpPacket2 = udpPacket1;
UdpResponse udpResponse1 = new UdpResponse();
udpResponse1.AvlPacketId = num3;
udpResponse1.AcceptedNum = num4;
UdpResponse udpResponse2 = udpResponse1;
udpPacket2.Payload = udpResponse2;
return(udpPacket1);
}
string s = ImeiEncoding.Decode(stream);
int count = num1 - 2 - 1 - 1 - (2 + ImeiEncoding.Encoding.GetByteCount(s));
byte[] numArray = endianBinaryReader.ReadBytes(count);
UdpPacket udpPacket3 = new UdpPacket();
udpPacket3.Id = num2;
udpPacket3.Type = udpPacketType;
UdpPacket udpPacket4 = udpPacket3;
UdpData udpData1 = new UdpData();
udpData1.AvlPacketId = num3;
udpData1.Imei = s;
udpData1.Data = numArray;
UdpData udpData2 = udpData1;
udpPacket4.Payload = udpData2;
return(udpPacket3);
case UdpPacketType.Ack:
endianBinaryReader.ReadByte();
return(new UdpPacket()
{
Id = num2,
Type = udpPacketType,
Payload = null
});
default:
throw new ApplicationException("Not supported packet type");
}
}
private bool IsCorrectPackageType(byte[] rawData)
{
UdpPacketType packetType = (UdpPacketType)rawData[10];
return(packetType == UdpPacketType.eCarPhysics);
}
