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added aes symmetric cryptography, based on openssl library

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-GenericTunneling@6296 b45a01b8-16f6-495d-af2f-9b41ad6348cc
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csoler 2013-04-07 14:39:46 +00:00
parent 5e62f6c0c5
commit 66de50508b
5 changed files with 277 additions and 2 deletions
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43
libretroshare/src/util/rsaes.h Normal file
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/*
* libretroshare/src/utils: rsaescrypt.h
*
* AES crptography for RetroShare.
*
* Copyright 2013 by Cyril Soler
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License Version 2 as published by the Free Software Foundation.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
* Please report all bugs and problems to "csoler@users.sourceforge.net".
*
*/
#include <stdint.h>
class RsAes
{
public:
// Crypt/decrypt data using a 16 bytes key and a 8 bytes salt.
//
// output_data allocation is left to the client. The size should be at least input_data_length+16 bytes.
//
// Return value:
// true: encryption/decryption ok
//
// false: encryption/decryption went bad. Check buffer size.
//
static bool aes_crypt_8_16(const uint8_t *input_data,uint32_t input_data_length,uint8_t key[16],uint8_t salt[8],uint8_t *output_data,uint32_t& output_data_length) ;
static bool aes_decrypt_8_16(const uint8_t *input_data,uint32_t input_data_length,uint8_t key[16],uint8_t salt[8],uint8_t *output_data,uint32_t& output_data_length) ;
};