You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
2.6 KiB
82 lines
2.6 KiB
/***************************************************************************
|
|
* 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
|
|
TQ_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
|