public void TestByteStream()
{
byte[] data = new byte[1024];
for(int i = 0; i<1024; i++)
data[i] = (byte)(i%256);
ByteStream bStream = new ByteStream(data);
byte[] buffer = new byte[512];
bStream.Read(buffer, 0, 512);
for(int bufferIndex = 0; bufferIndex<buffer.Length; bufferIndex++)
{
if(buffer[bufferIndex] != bufferIndex % 256)
throw new Exception("Expecting " + (bufferIndex).ToString());
}
bStream.Seek(0, SeekOrigin.Begin);
if(bStream.ReadByte() != 0)
throw new Exception("Expecting expected 0");
if(bStream.ReadByte() != 1)
throw new Exception("Expecting expected 1");
bStream.Seek(510, SeekOrigin.Current);
bStream.Read(buffer, 0, 512);
for(int i = 0; i<buffer.Length; i++)
{
if(buffer[i] != (i+512)%256)
throw new Exception("Expecting " + (i+512).ToString());
}
}
/// <summary>
/// Executes this Request and waits for the response (if this request awaits response)
/// </summary>
public virtual SubsystemResponse Execute()
{
if(ResponseType == null || ResponseType == typeof(NoResponse))
{
_ctx.PacketTransmitter.TransmitWithoutResponse(ConvertToDataPacket());
return null;
}
else
{
DataPacket responseDataPacket = _ctx.PacketTransmitter.TransmitWithResponse(ConvertToDataPacket());
if(responseDataPacket.IsResponse == false)
throw new NotSupportedException("Received response packet with isResponse==false, something went wrong");
using(ByteStream src = new ByteStream(responseDataPacket.Payload))
{
//Reads the RequestIdentifier, but this is not needed for response packets
StreamHelper.ReadUInt16(src);
SubsystemResponse response = CreateResponse();
response.Read(src);
return response;
}
}
}