forked from osmocom/wireshark
1d567d6e6b
the WEP/WPA decryption code instead of re-calculating it. Fixes bug 1639. Remove fcsPresent, radiotapPresent, and associated code from airpdcap.c since they were always FALSE. Glib-ize some data types. Fixup white space. Update the release notes. svn path=/trunk/; revision=22104
155 lines
5.5 KiB
C
155 lines
5.5 KiB
C
/* airpcap_int.h
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*
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* $Id$
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*
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* Copyright (c) 2006 CACE Technologies, Davis (California)
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _AIRPDCAP_INT_H
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#define _AIRPDCAP_INT_H
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/****************************************************************************/
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/* File includes */
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#include "airpdcap_interop.h"
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/****************************************************************************/
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/****************************************************************************/
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/* Definitions */
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/* IEEE 802.11 packet type values */
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#define AIRPDCAP_TYPE_MANAGEMENT 0
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#define AIRPDCAP_TYPE_CONTROL 1
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#define AIRPDCAP_TYPE_DATA 2
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/* Min length of encrypted data (TKIP=25bytes, CCMP=21bytes) */
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#define AIRPDCAP_CRYPTED_DATA_MINLEN 21
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#define AIRPDCAP_TA_OFFSET 10
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/* */
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/****************************************************************************/
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/****************************************************************************/
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/* Macro definitions */
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/**
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* Macros to get various bits of a 802.11 control frame
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*/
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#define AIRPDCAP_TYPE(FrameControl_0) (UINT8)((FrameControl_0 >> 2) & 0x3)
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#define AIRPDCAP_SUBTYPE(FrameControl_0) (UINT8)((FrameControl_0 >> 4) & 0xF)
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#define AIRPDCAP_DS_BITS(FrameControl_1) (UINT8)(FrameControl_1 & 0x3)
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#define AIRPDCAP_TO_DS(FrameControl_1) (UINT8)(FrameControl_1 & 0x1)
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#define AIRPDCAP_FROM_DS(FrameControl_1) (UINT8)((FrameControl_1 >> 1) & 0x1)
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#define AIRPDCAP_WEP(FrameControl_1) (UINT8)((FrameControl_1 >> 6) & 0x1)
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/**
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* Get the Key ID from the Initialization Vector (last byte)
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*/
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#define AIRPDCAP_EXTIV(KeyID) ((KeyID >> 5) & 0x1)
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/* Macros to get various bits of an EAPOL frame */
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#define AIRPDCAP_EAP_KEY_DESCR_VER(KeyInfo_1) ((UCHAR)(KeyInfo_1 & 0x3))
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#define AIRPDCAP_EAP_KEY(KeyInfo_1) ((KeyInfo_1 >> 3) & 0x1)
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#define AIRPDCAP_EAP_INST(KeyInfo_1) ((KeyInfo_1 >> 6) & 0x1)
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#define AIRPDCAP_EAP_ACK(KeyInfo_1) ((KeyInfo_1 >> 7) & 0x1)
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#define AIRPDCAP_EAP_MIC(KeyInfo_0) (KeyInfo_0 & 0x1)
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#define AIRPDCAP_EAP_SEC(KeyInfo_0) ((KeyInfo_0 >> 1) & 0x1)
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/* Note: copied from net80211/ieee80211_airpdcap_tkip.c */
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#define S_SWAP(a,b) { UINT8 t = S[a]; S[a] = S[b]; S[b] = t; }
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/****************************************************************************/
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/****************************************************************************/
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/* Structure definitions */
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/*
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* XXX - According to the thread at
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* http://www.wireshark.org/lists/wireshark-dev/200612/msg00384.html we
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* shouldn't have to worry about packing our structs, since the largest
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* elements are 8 bits wide.
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*/
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#ifdef _MSC_VER /* MS Visual C++ */
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#pragma pack(push)
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#pragma pack(1)
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#endif
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/* Definition of IEEE 802.11 frame (without the address 4) */
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typedef struct _AIRPDCAP_MAC_FRAME {
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UCHAR fc[2];
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UCHAR dur[2];
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UCHAR addr1[AIRPDCAP_MAC_LEN];
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UCHAR addr2[AIRPDCAP_MAC_LEN];
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UCHAR addr3[AIRPDCAP_MAC_LEN];
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UCHAR seq[2];
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} AIRPDCAP_MAC_FRAME, *PAIRPDCAP_MAC_FRAME;
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/* Definition of IEEE 802.11 frame (with the address 4) */
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typedef struct _AIRPDCAP_MAC_FRAME_ADDR4 {
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UCHAR fc[2];
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UCHAR dur[2];
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UCHAR addr1[AIRPDCAP_MAC_LEN];
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UCHAR addr2[AIRPDCAP_MAC_LEN];
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UCHAR addr3[AIRPDCAP_MAC_LEN];
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UCHAR seq[2];
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UCHAR addr4[AIRPDCAP_MAC_LEN];
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} AIRPDCAP_MAC_FRAME_ADDR4, *PAIRPDCAP_MAC_FRAME_ADDR4;
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/* Definition of IEEE 802.11 frame (without the address 4, with QOS) */
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typedef struct _AIRPDCAP_MAC_FRAME_QOS {
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UCHAR fc[2];
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UCHAR dur[2];
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UCHAR addr1[AIRPDCAP_MAC_LEN];
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UCHAR addr2[AIRPDCAP_MAC_LEN];
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UCHAR addr3[AIRPDCAP_MAC_LEN];
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UCHAR seq[2];
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UCHAR qos[2];
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} AIRPDCAP_MAC_FRAME_QOS, *PAIRPDCAP_MAC_FRAME_QOS;
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/* Definition of IEEE 802.11 frame (with the address 4 and QOS) */
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typedef struct _AIRPDCAP_MAC_FRAME_ADDR4_QOS {
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UCHAR fc[2];
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UCHAR dur[2];
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UCHAR addr1[AIRPDCAP_MAC_LEN];
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UCHAR addr2[AIRPDCAP_MAC_LEN];
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UCHAR addr3[AIRPDCAP_MAC_LEN];
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UCHAR seq[2];
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UCHAR addr4[AIRPDCAP_MAC_LEN];
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UCHAR qos[2];
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} AIRPDCAP_MAC_FRAME_ADDR4_QOS, *PAIRPDCAP_MAC_FRAME_ADDR4_QOS;
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#ifdef _MSC_VER /* MS Visual C++ */
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#pragma pack(pop)
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#endif
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/******************************************************************************/
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#endif
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