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/***************************************************************************
* fqterm, a terminal emulator for both BBS and *nix. *
* Copyright (C) 2008 fqterm development group. *
* *
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
#ifndef FQTERM_SSH_DES_H
#define FQTERM_SSH_DES_H
#include <openssl/ssl.h>
#include <openssl/des.h>
#include "fqterm_ssh_cipher.h"
#include "fqterm_ssh_types.h"
namespace FQTerm {
class FQTermSSH1DES3: public FQTermSSHCipher {
private:
DES_cblock d_IV1;
DES_cblock d_IV2;
DES_cblock d_IV3;
DES_key_schedule d_key1;
DES_key_schedule d_key2;
DES_key_schedule d_key3;
public:
FQTermSSH1DES3();
virtual int blockSize() const;
virtual int getKeySize() const;
virtual int getIVSize() const;
virtual void setIV(const u_char *data);
virtual void setKey(const u_char *data);
virtual void encrypt(const u_char *source, u_char *dest, int len);
virtual void decrypt(const u_char *source, u_char *dest, int len);
};
class FQTermSSH2TripleDESCBC: public FQTermSSHCipher {
private:
unsigned char IV_[8];
unsigned char key_[24];
EVP_CIPHER_CTX *ctx_;
public:
FQTermSSH2TripleDESCBC();
~FQTermSSH2TripleDESCBC();
virtual int blockSize() const;
virtual int getKeySize() const;
virtual int getIVSize() const;
virtual void setIV(const u_char *data);
virtual void setKey(const u_char *data);
virtual void encrypt(const u_char *source, u_char *dest, int len);
virtual void decrypt(const u_char *source, u_char *dest, int len);
};
} // namespace FQTerm
#endif // FQTERM_SSH_DES_H
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