/// <summary>
/// Authenticates a socket before accepting into
/// a permanent connection (it's connection attempt
/// may yet be rejected.)
/// </summary>
/// <param name="socketObj">The object to cast into a socket to query.</param>
public void Authenticate(Object socketObj)
{
Socket s = (Socket)socketObj;
int rconConId = this.NextRconID; //Don't bother sending CreateRootUser this ID. The socket
if ( rconConId == -1 ) return; //doesn't exist for long enough for us to care. But it's important that it's there.
if ( rconUsers == null ) {
CreateRootUser( s );
return;
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat( "<{0}.{1}@{2}>",
System.Diagnostics.Process.GetCurrentProcess().Id,
DateTime.Now.ToString( "ddmmyyhhmmss" ),
System.Environment.UserDomainName );
string authmsg = "authenticate " + sb.ToString();
int offset = 0;
SocketError errorCode;
do {
try {
offset += s.Send( IRCProtocol.Ascii.GetBytes( authmsg ),
offset, authmsg.Length - offset, SocketFlags.None, out errorCode );
}
catch ( SocketException ) {
s.Close();
return; //Give up. They can reconnect.
}
} while ( offset < authmsg.Length );
if ( errorCode != SocketError.Success ) { s.Close(); return; }
//Get Auth response.
byte[] recvBuf = new byte[rconfig.SocketBufferSize];
offset = s.Receive( recvBuf, 0, rconfig.SocketBufferSize, SocketFlags.None, out errorCode );
if ( offset == 0 || errorCode != SocketError.Success ) { s.Close(); return; }
string authReply = IRCProtocol.Ascii.GetString( recvBuf, 0, offset );
//Parse into name/hash and verify both for correctness.
string[] unameAndHash = authReply.Split( ' ' );
if ( unameAndHash.Length != 2 ) { s.Close(); return; }
//Verify username.
string username = unameAndHash[0];
Nullable<RconUserFile.RconUser> rc = rconUsers.GetUser(username);
if ( rc == null ) { s.Close(); return; }
//Verify their hash.
string theirHash = unameAndHash[1];
string pass = rc.Value.Password;
HMACMD5 hmac = new HMACMD5( IRCProtocol.Ascii.GetBytes( pass ) );
hmac.Initialize();
hmac.TransformFinalBlock( IRCProtocol.Ascii.GetBytes( sb.ToString() ), 0, theirHash.Length );
string ourHash = RconUserFile.GetHashFromDigest( hmac.Hash );
if ( !ourHash.Equals( theirHash ) ) { s.Close(); return; }
authmsg = "success";
offset = 0;
do {
try {
offset += s.Send( IRCProtocol.Ascii.GetBytes( authmsg ),
offset, authmsg.Length - offset, SocketFlags.None, out errorCode );
}
catch ( SocketException ) {
s.Close();
return; //Give up. They can reconnect.
}
} while ( offset < authmsg.Length );
if ( errorCode != SocketError.Success ) { s.Close(); return; }
//DO IT MAD AMOUNTS OF ARRAY LOOKUPS FOR NO REASON. L2TEMP VARIABLE PLZ
rconConnections[rconConId] = new SocketPipe( s, rconConId, 30000, 5000, 0 );
rconConnections[rconConId].OnReceive += new SocketPipe.ReceiveData( OnReceive );
rconConnections[rconConId].OnDisconnect += new SocketPipe.NoParams( OnDisconnect );
Thread t = new Thread( new ThreadStart( rconConnections[rconConId].ConstantPump ) );
t.Start(); //Start sending anything we can :D
rconConnections[rconConId].ConstantSiphon(); //Consume current thread generated by ConstantAccept.
}
string getRequest(string text)
{
System.Collections.Generic.SortedList<string, string> paramsOrdered = new SortedList<string, string>();
paramsOrdered.Add("user", user);
paramsOrdered.Add("voice", "Philippe");
paramsOrdered.Add("coding", "lin");
paramsOrdered.Add("parsing", "tags");
paramsOrdered.Add("frequency", "48000");
paramsOrdered.Add("header", "wav-header");
byte[] bytes = Encoding.UTF8.GetBytes(text);
//Console.Write(BitConverter.ToString(bytes));
paramsOrdered.Add("text", Encoding.UTF8.GetString(bytes));
//Calcul de la valeur de hashsage
System.Text.UTF8Encoding encoding = new System.Text.UTF8Encoding();
byte[] keyByte = encoding.GetBytes(key);
System.Security.Cryptography.HMACMD5 hmacMD5 = new System.Security.Cryptography.HMACMD5(keyByte);
hmacMD5.Initialize();
string concatParams = "";
for (int i = 0; i < paramsOrdered.Count; i++)
concatParams += paramsOrdered.ElementAt(i).Key + "=" + paramsOrdered.ElementAt(i).Value;
byte[] hashByte = hmacMD5.ComputeHash(encoding.GetBytes(concatParams));
// Construction de l'url d'invocation
string webRequestString = @"http://ws.voxygen.fr/ws/tts1?";
for (int i = 0; i < paramsOrdered.Count; i++)
{
if (i > 0) webRequestString += "&";
webRequestString += paramsOrdered.ElementAt(i).Key + "=" + paramsOrdered.ElementAt(i).Value;
}
webRequestString += "&hmac=" + ByteToString(hashByte);
return webRequestString;
}