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// libTorrent - BitTorrent library
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// Copyright (C) 2005-2006, Jari Sundell
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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// In addition, as a special exception, the copyright holders give
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// permission to link the code of portions of this program with the
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// OpenSSL library under certain conditions as described in each
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// individual source file, and distribute linked combinations
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// You must obey the GNU General Public License in all respects for
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// all of the code used other than OpenSSL. If you modify file(s)
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// with this exception, you may extend this exception to your version
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// of the file(s), but you are not obligated to do so. If you do not
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// wish to do so, delete this exception statement from your version.
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// If you delete this exception statement from all source files in the
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// program, then also delete it here.
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// Contact: Jari Sundell <jaris@ifi.uio.no>
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// 3185 Skoppum, NORWAY
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#ifndef LIBTORRENT_PROTOCOL_ENCRYPTION_H
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#define LIBTORRENT_PROTOCOL_ENCRYPTION_H
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#include "utils/rc4.h"
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class EncryptionInfo {
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EncryptionInfo() : m_encrypted(false), m_obfuscated(false), m_decryptValid(false) {};
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void encrypt(const void *indata, void *outdata, unsigned int length) { m_encrypt.crypt(indata, outdata, length); }
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void encrypt(void *data, unsigned int length) { m_encrypt.crypt(data, length); }
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void decrypt(const void *indata, void *outdata, unsigned int length) { m_decrypt.crypt(indata, outdata, length); }
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void decrypt(void *data, unsigned int length) { m_decrypt.crypt(data, length); }
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bool is_encrypted() const { return m_encrypted; }
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bool is_obfuscated() const { return m_obfuscated; }
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bool decrypt_valid() const { return m_decryptValid; }
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void set_obfuscated() { m_obfuscated = true; m_encrypted = m_decryptValid = false; }
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void set_encrypt(RC4 encrypt) { m_encrypt = encrypt; m_encrypted = m_obfuscated = true; }
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void set_decrypt(RC4 decrypt) { m_decrypt = decrypt; m_decryptValid = true; }