blob: f4942cd4a4f2a70650be116b2be49c592cef59ee [file] [log] [blame]
/*
* RC4 stream cipher
* Copyright (c) 2002-2005, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Alternatively, this software may be distributed under the terms of BSD
* license.
*
* License
* -------
*
* GPL v2:
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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
*
* (this copy of the license is in COPYING file)
*
*
* Alternatively, this software may be distributed, used, and modified
* under the terms of BSD license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name(s) of the above-listed copyright holder(s) nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*****************************************************************************
*
* Filename:
* ---------
* rc4.h
*
* Project:
* --------
* Maui_Software
*
* Description:
* ------------
* RC4 Engine
*
* Author:
* -------
* -------
*============================================================================
* HISTORY
* Below this line, this part is controlled by ClearCase. DO NOT MODIFY!!
*------------------------------------------------------------------------------
* $Log$
*
* 12 14 2010 leona.chou
* removed!
* .
*
* removed!
* removed!
*
*
* removed!
* removed!
* add the speical case of RC4_SKIP to satisfy the WIFI 802.11i spec by skip the first 256 iteration of RC4.
*
* removed!
* removed!
* use a variable to record key schedule
*
* removed!
* removed!
*
*
* removed!
* removed!
*
*
* removed!
* removed!
*
*
* removed!
* removed!
* Code revise.
*
* removed!
* removed!
* code review. add log placeholder.
*------------------------------------------------------------------------------
* Upper this line, this part is controlled by ClearCase. DO NOT MODIFY!!
*============================================================================
****************************************************************************/
#ifndef __RC4_H__
#define __RC4_H__
#include "che_api.h"
#include "kal_general_types.h"
#define S_SWAP(sa,sb) do { kal_uint8 t = sa; sa = sb; sb = t; } while(0)
void che_rc4(RC4_CNXT *keySet,kal_uint8 *input, kal_uint32 len, kal_uint8 *key, kal_uint32 key_len, CHE_OPERATION_MODE mode, kal_uint8 *output);
void che_rc4_set_key(RC4_CNXT *keySet, kal_uint32 len, kal_uint8 *data);
#endif