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gerrit-public.fairphone.software / kernel / msm-4.9 / cc21181217549e0a894dd6b57feacbcb979d831b / . / drivers / staging / vt6655 / wctl.h
blob: f75ca59f6c612b6eedd5ac99132b9f553520c9f5 [file] [log] [blame]
Forest Bond5449c682009-04-25 10:30:44 -0400[diff] [blame]1/*
2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * File: wctl.h
20 *
21 * Purpose:
22 *
23 * Author: Jerry Chen
24 *
25 * Date: Jun. 27, 2002
26 *
27 */
28
29
30#ifndef __WCTL_H__
31#define __WCTL_H__
32
33#if !defined(__TTYPE_H__)
34#include "ttype.h"
35#endif
36#if !defined(__TETHER_H__)
37#include "tether.h"
38#endif
39#if !defined(__DEVICE_H__)
40#include "device.h"
41#endif
42
43
44
45/*--------------------- Export Definitions -------------------------*/
46
47#define IS_TYPE_DATA(pMACHeader) \
48 ((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_DATA)
49
50#define IS_TYPE_MGMT(pMACHeader) \
51 ((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_MGMT)
52
53#define IS_TYPE_CONTROL(pMACHeader) \
54 ((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_802_11_MASK) == TYPE_802_11_CTL)
55
56#define IS_FC_MOREDATA(pMACHeader) \
57 ((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREDATA) == FC_MOREDATA)
58
59#define IS_FC_POWERMGT(pMACHeader) \
60 ((((PS802_11Header) pMACHeader)->wFrameCtl & FC_POWERMGT) == FC_POWERMGT)
61
62#define IS_FC_RETRY(pMACHeader) \
63 ((((PS802_11Header) pMACHeader)->wFrameCtl & FC_RETRY) == FC_RETRY)
64
65#define IS_FC_WEP(pMACHeader) \
66 ((((PS802_11Header) pMACHeader)->wFrameCtl & FC_WEP) == FC_WEP)
67
68#ifdef __BIG_ENDIAN
69
70#define IS_FRAGMENT_PKT(pMACHeader) \
71 (((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) != 0) | \
72 ((((PS802_11Header) pMACHeader)->wSeqCtl & 0x0F00) != 0))
73
74#define IS_FIRST_FRAGMENT_PKT(pMACHeader) \
75 ((((PS802_11Header) pMACHeader)->wSeqCtl & 0x0F00) == 0)
76
77#else
78
79#define IS_FRAGMENT_PKT(pMACHeader) \
80 (((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) != 0) | \
81 ((((PS802_11Header) pMACHeader)->wSeqCtl & 0x000F) != 0))
82
83#define IS_FIRST_FRAGMENT_PKT(pMACHeader) \
84 ((((PS802_11Header) pMACHeader)->wSeqCtl & 0x000F) == 0)
85
86#endif//#ifdef __BIG_ENDIAN
87
88#define IS_LAST_FRAGMENT_PKT(pMACHeader) \
89 ((((PS802_11Header) pMACHeader)->wFrameCtl & FC_MOREFRAG) == 0)
90
91#define IS_CTL_PSPOLL(pMACHeader) \
92 ((((PS802_11Header) pMACHeader)->wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL)
93
94
95#define ADD_ONE_WITH_WRAP_AROUND(uVar, uModulo) { \
96 if ((uVar) >= ((uModulo) - 1)) \
97 (uVar) = 0; \
98 else \
99 (uVar)++; \
100}
101
102
103/*--------------------- Export Classes ----------------------------*/
104
105/*--------------------- Export Variables --------------------------*/
106
107/*--------------------- Export Functions --------------------------*/
108#ifdef __cplusplus
109extern "C" { /* Assume C declarations for C++ */
110#endif /* __cplusplus */
111
112BOOL WCTLbIsDuplicate(PSCache pCache, PS802_11Header pMACHeader);
113BOOL WCTLbHandleFragment(PSDevice pDevice, PS802_11Header pMACHeader, UINT cbFrameLength, BOOL bWEP, BOOL bExtIV);
114UINT WCTLuSearchDFCB(PSDevice pDevice, PS802_11Header pMACHeader);
115UINT WCTLuInsertDFCB(PSDevice pDevice, PS802_11Header pMACHeader);
116
117#ifdef __cplusplus
118} /* End of extern "C" { */
119#endif /* __cplusplus */
120
121
122
123
124#endif // __WCTL_H__
125
126
127