106 lines
3.4 KiB
C
106 lines
3.4 KiB
C
/*
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* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* File: wctl.h
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*
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* Purpose:
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*
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* Author: Jerry Chen
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*
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* Date: Jun. 27, 2002
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*
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*/
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#ifndef __WCTL_H__
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#define __WCTL_H__
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#include "ttype.h"
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#include "tether.h"
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#include "device.h"
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/*--------------------- Export Definitions -------------------------*/
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#define IS_TYPE_DATA(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_DATA)
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#define IS_TYPE_MGMT(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_MGMT)
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#define IS_TYPE_CONTROL(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_CTL)
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#define IS_FC_MOREDATA(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREDATA) == FC_MOREDATA)
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#define IS_FC_POWERMGT(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & FC_POWERMGT) == FC_POWERMGT)
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#define IS_FC_RETRY(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & FC_RETRY) == FC_RETRY)
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#define IS_FC_WEP(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & FC_WEP) == FC_WEP)
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#ifdef __BIG_ENDIAN
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#define IS_FRAGMENT_PKT(pMACHeader) \
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(((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) != 0) | \
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((((PS802_11Header) pMACHeader)->wSeqCtl & 0x0F00) != 0))
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#define IS_FIRST_FRAGMENT_PKT(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wSeqCtl & 0x0F00) == 0)
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#else
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#define IS_FRAGMENT_PKT(pMACHeader) \
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(((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) != 0) | \
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((((PS802_11Header) pMACHeader)->wSeqCtl & 0x000F) != 0))
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#define IS_FIRST_FRAGMENT_PKT(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wSeqCtl & 0x000F) == 0)
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#endif//#ifdef __BIG_ENDIAN
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#define IS_LAST_FRAGMENT_PKT(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) == 0)
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#define IS_CTL_PSPOLL(pMACHeader) \
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((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL)
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#define ADD_ONE_WITH_WRAP_AROUND(uVar, uModulo) \
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do { \
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if ((uVar) >= ((uModulo) - 1)) \
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(uVar) = 0; \
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else \
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(uVar)++; \
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} while (0)
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/*--------------------- Export Classes ----------------------------*/
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/*--------------------- Export Variables --------------------------*/
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/*--------------------- Export Functions --------------------------*/
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bool WCTLbIsDuplicate(PSCache pCache, PS802_11Header pMACHeader);
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bool WCTLbHandleFragment(struct vnt_private *, PS802_11Header pMACHeader,
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unsigned int cbFrameLength, bool bWEP, bool bExtIV);
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unsigned int WCTLuSearchDFCB(struct vnt_private *, PS802_11Header pMACHeader);
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unsigned int WCTLuInsertDFCB(struct vnt_private *, PS802_11Header pMACHeader);
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#endif // __WCTL_H__
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