private void ParseOneByte(byte data)
{
int int_data = (int)(data & 0xFF);
//int int_data = data;
if (int_data == PKT_START && isStart)
{
//System.Console.WriteLine( "ProtocolParser : PKT_START" );
counter = 0;
isStart = false;
}
else if (int_data == PKT_END && counter == dataLength + PKT_HEADER_LEN)
{
Packet.Builder builder = new Packet.Builder();
// 커맨드를 뽑는다.
int cmd = nbuffer.GetByteToInt();
// 길이를 뽑는다.
int length = nbuffer.GetShort();
// 커맨드, 길이를 제외한 나머지 바이트를 컨텐트로 지정
byte[] content = nbuffer.GetBytes();
PacketCreated(this, new PacketEventArgs(builder.cmd(cmd).data(content).Build()));
dataLength = 0;
counter = 10;
nbuffer.Clear();
isStart = true;
}
else if (counter > PKT_MAX_LEN)
{
//System.Console.WriteLine( "ProtocolParser : PKT_MAX_LEN" );
counter = 10;
dataLength = 0;
isStart = true;
}
else
{
if (counter == PKT_LENGTH_POS1)
{
lbuffer[0] = data;
}
else if (counter == PKT_LENGTH_POS2)
{
//System.Console.WriteLine( "ProtocolParser : PKT_LENGTH_POS2" );
lbuffer[1] = data;
dataLength = ByteConverter.ByteToShort(lbuffer);
}
if (!isStart)
{
nbuffer.Put(data);
counter++;
}
}
}
public void Put(byte[] buff, int size)
{
byte[] test = new byte[size];
//Array.Copy( buff, 0, test, 0, size );
//System.Console.WriteLine( "Read Buffer : {0}", BitConverter.ToString( test ) );
//System.Console.WriteLine();
for (int i = 0; i < size; i++)
{
if (buff[i] == Const.PK_STX)
{
// packet start
mBuffer = new ByteUtil();
IsEscape = false;
}
else if (buff[i] == Const.PK_ETX)
{
// end of packet
Packet.Builder builder = new Packet.Builder();
int cmd = mBuffer.GetByteToInt();
string cmdstr = Enum.GetName(typeof(Cmd), cmd);
int result_size = cmdstr != null && cmdstr.EndsWith("RESPONSE") ? 1 : 0;
int result = result_size > 0 ? mBuffer.GetByteToInt() : -1;
int length = mBuffer.GetUShort();
byte[] data = mBuffer.GetBytes();
//System.Console.WriteLine( "length : {0}, data : {1}", length, data.Length );
builder.cmd(cmd)
.result(result)
.data(data);
//System.Console.WriteLine( "Read Packet : {0}", BitConverter.ToString( data ) );
//System.Console.WriteLine();
mBuffer.Clear();
mBuffer = null;
PacketCreated(this, new PacketEventArgs(builder.Build()));
IsEscape = false;
}
else if (buff[i] == Const.PK_DLE)
{
if (i < size - 1)
{
mBuffer.Put((byte)(buff[++i] ^ 0x20));
}
else
{
IsEscape = true;
}
}
else if (IsEscape)
{
mBuffer.Put((byte)(buff[i] ^ 0x20));
IsEscape = false;
}
else
{
mBuffer.Put(buff[i]);
}
}
}
