1 files changed, 80 insertions, 0 deletions
diff --git a/libktorrent/mse/encryptedserverauthenticate.h b/libktorrent/mse/encryptedserverauthenticate.h
new file mode 100644
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+++ b/libktorrent/mse/encryptedserverauthenticate.h
@@ -0,0 +1,80 @@
+/***************************************************************************
+ *   Copyright (C) 2005 by Joris Guisson                                   *
+ *   joris.guisson@gmail.com                                               *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.             *
+ ***************************************************************************/
+#ifndef MSEENCRYPTEDSERVERAUTHENTICATE_H
+#define MSEENCRYPTEDSERVERAUTHENTICATE_H
+
+#include <util/sha1hash.h>
+#include <torrent/serverauthenticate.h>
+#include "bigint.h"
+
+namespace mse
+{
+	class RC4Encryptor;
+	
+
+	const Uint32 MAX_SEA_BUF_SIZE = 608 + 20 + 20 + 8 + 4 + 2 + 512 + 2 + 68;
+	/**
+		@author Joris Guisson <joris.guisson@gmail.com>
+	*/
+	class EncryptedServerAuthenticate : public bt::ServerAuthenticate
+	{
+		Q_OBJECT
+	public:
+		EncryptedServerAuthenticate(mse::StreamSocket* sock, bt::Server* server);
+		virtual ~EncryptedServerAuthenticate();
+
+	private slots:
+		virtual void onReadyRead();
+		
+	private:
+		void handleYA();
+		void sendYB();
+		void findReq1();
+		void calculateSKey();
+		void processVC();
+		void handlePadC();
+		void handleIA();
+		
+	private:
+		enum State
+		{
+			WAITING_FOR_YA,
+			WAITING_FOR_REQ1,
+			FOUND_REQ1,
+			FOUND_INFO_HASH,
+			WAIT_FOR_PAD_C,
+			WAIT_FOR_IA,
+			NON_ENCRYPTED_HANDSHAKE
+		};
+		BigInt xb,yb,s,ya;
+		bt::SHA1Hash skey,info_hash;
+		State state;
+		Uint8 buf[MAX_SEA_BUF_SIZE];
+		Uint32 buf_size;
+		Uint32 req1_off;
+		Uint32 crypto_provide,crypto_select;
+		Uint16 pad_C_len;
+		Uint16 ia_len;
+		RC4Encryptor* our_rc4;
+	};
+
+}
+
+#endif