trstr.h

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/*
 * $File: trstr.h
 * $Author: Jiakai -- [e-mail]
 * $Date: Sat Aug 02 21:44:28 2008
 */
/*
Copyright (C) (2008) (Jiakai) <[e-mail]>

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 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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#ifndef HEADER_TRSTR
#define HEADER_TRSTR

#include <string>

typedef unsigned char Byte;
typedef unsigned long int Bytes_len;

bool encrypt(const Byte *plaintext, Bytes_len plaintext_len, std::string &ciphertext);

Byte * decrypt(const std::string &ciphertext, Bytes_len &plaintext_len); // return NULL if failed. return value is created by new.

#endif