public void SendMessage(uint code, byte[] bytes, byte paramType, int len)
{
if (paramType > 0)
{
ByteBuilder b = new ByteBuilder(3);
b.AddParameter(bytes, paramType);
bytes = b.Read(0, b.Length);
len = bytes.Length;
}
lock (sock)
{
byte checksum = 0; byte[] ba;
switch (MessageType)
{
case MessageType.CodeAndLength:
Send(ba = UintToBytes(code));
for (int i = 0; i < 4; i++) checksum += ba[i];
Send(ba = IntToBytes(len));
for (int i = 0; i < 4; i++) checksum += ba[i];
if (encType != EncryptionType.None) Send(new byte[] { checksum });
break;
case MessageType.Length:
Send(ba = IntToBytes(len));
for (int i = 0; i < 4; i++) checksum += ba[i];
if (encType != EncryptionType.None) Send(new byte[] { checksum });
break;
}
Send(bytes, len);
if (encType != EncryptionType.None)
{
checksum = 0;
for (int i = 0; i < len; i++) checksum += bytes[i];
Send(new byte[] { checksum });
}
}
}
public void Send(byte[] bytes, int len)
{
if (!encComplete) throw new IOException("Key exchange is not yet completed");
if (encType != EncryptionType.None)
{
byte[] outbytes = new byte[len];
Encryptor.TransformBlock(bytes, 0, len, outbytes, 0);
bytes = outbytes;
//Console.Write("Encryptor IV: "); LogBytes(encryptor.Key, encryptor.IV.length);
}
#if DEBUG
Console.Write(ID + " Sent: "); LogBytes(bytes, len);
#endif
try
{
sock.Send(bytes, len, SocketFlags.None);
}
catch (Exception e)
{
closeException = e;
closeReason = "Exception in send: " + e.Message;
Close();
}
}
void SendResponse(ClientInfo ci, HttpRequest req, HttpResponse resp, bool close)
{
#if DEBUG
Console.WriteLine("Response: "+resp.ReturnCode + Responses[resp.ReturnCode]);
#endif
ByteBuilder bb = new ByteBuilder();
bb.Add(Encoding.UTF8.GetBytes("HTTP/1.1 " + resp.ReturnCode + " " + Responses[resp.ReturnCode] +
"\r\nDate: "+DateTime.Now.ToString("R")+
"\r\nServer: RedCoronaEmbedded/1.0"+
"\r\nConnection: "+(close ? "close" : "Keep-Alive")));
bb.Add(Encoding.UTF8.GetBytes("\r\nContent-Encoding: " + (resp.Encoding == null ? "utf-8" : resp.Encoding)));
if (resp.RawContent == null)
bb.Add(Encoding.UTF8.GetBytes("\r\nContent-Length: " + resp.Content.Length));
else
bb.Add(Encoding.UTF8.GetBytes("\r\nContent-Length: " + resp.RawContent.Length));
if(resp.ContentType != null)
bb.Add(Encoding.UTF8.GetBytes("\r\nContent-Type: "+resp.ContentType));
if(req.Session != null) bb.Add(Encoding.UTF8.GetBytes("\r\nSet-Cookie: _sessid="+req.Session.ID+"; path=/"));
foreach(KeyValuePair<string, string> de in resp.Header) bb.Add(Encoding.UTF8.GetBytes("\r\n" + de.Key + ": " + de.Value));
bb.Add(Encoding.UTF8.GetBytes("\r\n\r\n")); // End of header
if(resp.RawContent != null) bb.Add(resp.RawContent);
else bb.Add(Encoding.UTF8.GetBytes(resp.Content));
ci.Send(bb.Read(0, bb.Length));
#if DEBUG
Console.WriteLine("** SENDING\n"+resp.Content);
#endif
if(close) ci.Close();
}
