blob: 1b21e32e99e5aff63f095d00833b5d6e800e9ee8 [file] [log] [blame]
/*
* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
* All rights reserved.
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* File: wctl.h
*
* Purpose:
*
* Author: Jerry Chen
*
* Date: Jun. 27, 2002
*
*/
#ifndef __WCTL_H__
#define __WCTL_H__
#include "ttype.h"
#include "tether.h"
#include "device.h"
/*--------------------- Export Definitions -------------------------*/
#define IS_TYPE_DATA(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_DATA)
#define IS_TYPE_MGMT(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_MGMT)
#define IS_TYPE_CONTROL(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_CTL)
#define IS_FC_MOREDATA(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREDATA) == FC_MOREDATA)
#define IS_FC_POWERMGT(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & FC_POWERMGT) == FC_POWERMGT)
#define IS_FC_RETRY(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & FC_RETRY) == FC_RETRY)
#define IS_FC_WEP(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & FC_WEP) == FC_WEP)
#ifdef __BIG_ENDIAN
#define IS_FRAGMENT_PKT(pMACHeader) \
(((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) != 0) | \
((((PS802_11Header) pMACHeader)->wSeqCtl & 0x0F00) != 0))
#define IS_FIRST_FRAGMENT_PKT(pMACHeader) \
((((PS802_11Header) pMACHeader)->wSeqCtl & 0x0F00) == 0)
#else
#define IS_FRAGMENT_PKT(pMACHeader) \
(((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) != 0) | \
((((PS802_11Header) pMACHeader)->wSeqCtl & 0x000F) != 0))
#define IS_FIRST_FRAGMENT_PKT(pMACHeader) \
((((PS802_11Header) pMACHeader)->wSeqCtl & 0x000F) == 0)
#endif//#ifdef __BIG_ENDIAN
#define IS_LAST_FRAGMENT_PKT(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) == 0)
#define IS_CTL_PSPOLL(pMACHeader) \
((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL)
#define ADD_ONE_WITH_WRAP_AROUND(uVar, uModulo) { \
if ((uVar) >= ((uModulo) - 1)) \
(uVar) = 0; \
else \
(uVar)++; \
}
/*--------------------- Export Classes ----------------------------*/
/*--------------------- Export Variables --------------------------*/
/*--------------------- Export Functions --------------------------*/
bool WCTLbIsDuplicate(PSCache pCache, PS802_11Header pMACHeader);
bool WCTLbHandleFragment(struct vnt_private *, PS802_11Header pMACHeader,
unsigned int cbFrameLength, bool bWEP, bool bExtIV);
unsigned int WCTLuSearchDFCB(struct vnt_private *, PS802_11Header pMACHeader);
unsigned int WCTLuInsertDFCB(struct vnt_private *, PS802_11Header pMACHeader);
#endif /* __WCTL_H__ */