From Owen Kirby:
The attached patch adds a dissector for IPv6 over IEEE 802.15.4 (aka 6LoWPAN). The protocol is specified in RFC 4944. This dissector also processes the 6LoWPAN draft header compression scheme in draft-ietf-6lowpan-hc-05. svn path=/trunk/; revision=30268
This commit is contained in:
Jaap Keuter
parent
3138f91c9a
commit
07a1f3875e
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@ -187,6 +187,7 @@ DISSECTOR_SRC = \
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packet-3com-njack.c \
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packet-3com-xns.c \
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packet-3g-a11.c \
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packet-6lowpan.c \
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packet-9p.c \
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packet-aarp.c \
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packet-acap.c \
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@ -938,6 +939,7 @@ DISSECTOR_SRC = \
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#
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DISSECTOR_INCLUDES = \
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$(PIDL_DISSECTOR_INCLUDES) \
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packet-6lowpan.h \
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packet-acn.h \
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packet-acp133.h \
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packet-acse.h \
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,161 @@
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/* packet-6lowpan.h
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* Definitions for 6lowpan packet disassembly structures and routines
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* By Owen Kirby <osk@exegin.com>
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* Copyright 2009 Owen Kirby
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* 6LoWPAN Patterns */
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#define LOWPAN_PATTERN_NALP 0x00
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#define LOWPAN_PATTERN_NALP_BITS 2
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#define LOWPAN_PATTERN_IPV6 0x41
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#define LOWPAN_PATTERN_IPV6_BITS 8
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#define LOWPAN_PATTERN_HC1 0x42 /* Deprecated - replaced with IPHC. */
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#define LOWPAN_PATTERN_HC1_BITS 8
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#define LOWPAN_PATTERN_BC0 0x50
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#define LOWPAN_PATTERN_BC0_BITS 8
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#define LOWPAN_PATTERN_IPHC 0x03 /* See draft-ietf-6lowpan-hc-05.txt */
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#define LOWPAN_PATTERN_IPHC_BITS 3
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#define LOWPAN_PATTERN_ESC 0x7f
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#define LOWPAN_PATTERN_ESC_BITS 8
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#define LOWPAN_PATTERN_MESH 0x02
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#define LOWPAN_PATTERN_MESH_BITS 2
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#define LOWPAN_PATTERN_FRAG1 0x18
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#define LOWPAN_PATTERN_FRAGN 0x1c
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#define LOWPAN_PATTERN_FRAG_BITS 5
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/* 6LoWPAN HC1 Header */
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#define LOWPAN_HC1_SOURCE_PREFIX 0x80
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#define LOWPAN_HC1_SOURCE_IFC 0x40
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#define LOWPAN_HC1_DEST_PREFIX 0x20
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#define LOWPAN_HC1_DEST_IFC 0x10
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#define LOWPAN_HC1_TRAFFIC_CLASS 0x08
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#define LOWPAN_HC1_NEXT 0x06
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#define LOWPAN_HC1_MORE 0x01
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/* IPv6 header field lengths (in bits) */
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#define LOWPAN_IPV6_TRAFFIC_CLASS_BITS 8
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#define LOWPAN_IPV6_FLOW_LABEL_BITS 20
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#define LOWPAN_IPV6_NEXT_HEADER_BITS 8
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#define LOWPAN_IPV6_HOP_LIMIT_BITS 8
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#define LOWPAN_IPV6_PREFIX_BITS 64
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#define LOWPAN_IPV6_INTERFACE_BITS 64
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/* HC_UDP header field lengths (in bits). */
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#define LOWPAN_UDP_PORT_BITS 16
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#define LOWPAN_UDP_PORT_COMPRESSED_BITS 4
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#define LOWPAN_UDP_LENGTH_BITS 16
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#define LOWPAN_UDP_CHECKSUM_BITS 16
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/* HC1 Next Header compression modes. */
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#define LOWPAN_HC1_NEXT_NONE 0x00
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#define LOWPAN_HC1_NEXT_UDP 0x01
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#define LOWPAN_HC1_NEXT_ICMP 0x02
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#define LOWPAN_HC1_NEXT_TCP 0x03
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/* HC_UDP Header */
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#define LOWPAN_HC2_UDP_SRCPORT 0x80
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#define LOWPAN_HC2_UDP_DSTPORT 0x40
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#define LOWPAN_HC2_UDP_LENGTH 0x20
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#define LOWPAN_HC2_UDP_RESERVED 0x1f
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/* IPHC Base flags */
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#define LOWPAN_IPHC_FLAG_FLOW 0x1800
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#define LOWPAN_IPHC_FLAG_NHDR 0x0400
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#define LOWPAN_IPHC_FLAG_HLIM 0x0300
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#define LOWPAN_IPHC_FLAG_CONTEXT_ID 0x0080
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#define LOWPAN_IPHC_FLAG_SRC_COMP 0x0040
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#define LOWPAN_IPHC_FLAG_SRC_MODE 0x0030
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#define LOWPAN_IPHC_FLAG_MCAST_COMP 0x0008
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#define LOWPAN_IPHC_FLAG_DST_COMP 0x0004
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#define LOWPAN_IPHC_FLAG_DST_MODE 0x0003
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#define LOWPAN_IPHC_FLAG_SCI 0xf0
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#define LOWPAN_IPHC_FLAG_DCI 0x0f
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/* Offsets for extracting integer fields. */
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#define LOWPAN_IPHC_FLAG_OFFSET_FLOW 11
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#define LOWPAN_IPHC_FLAG_OFFSET_HLIM 8
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#define LOWPAN_IPHC_FLAG_OFFSET_SRC_MODE 4
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#define LOWPAN_IPHC_FLAG_OFFSET_DST_MODE 0
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/* IPHC Flow encoding values. */
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#define LOWPAN_IPHC_FLOW_CLASS_LABEL 0x0
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#define LOWPAN_IPHC_FLOW_ECN_LABEL 0x1
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#define LOWPAN_IPHC_FLOW_CLASS 0x2
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#define LOWPAN_IPHC_FLOW_COMPRESSED 0x3
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/* IPHC Hop limit encoding. */
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#define LOWPAN_IPHC_HLIM_INLINE 0x0
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#define LOWPAN_IPHC_HLIM_1 0x1
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#define LOWPAN_IPHC_HLIM_64 0x2
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#define LOWPAN_IPHC_HLIM_255 0x3
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/* IPHC address modes. */
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#define LOWPAN_IPHC_ADDR_FULL_INLINE 0x0
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#define LOWPAN_IPHC_ADDR_64BIT_INLINE 0x1
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#define LOWPAN_IPHC_ADDR_16BIT_INLINE 0x2
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#define LOWPAN_IPHC_ADDR_COMPRESSED 0x3
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/* IPHC Traffic class and flow label field sizes (in bits) */
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#define LOWPAN_IPHC_ECN_BITS 2
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#define LOWPAN_IPHC_DSCP_BITS 6
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#define LOWPAN_IPHC_LABEL_BITS 20
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/* Bitmasks for the reconstructed traffic class field. */
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#define LOWPAN_IPHC_TRAFFIC_ECN 0x03
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#define LOWPAN_IPHC_TRAFFIC_DSCP 0xfc
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/* NHC Patterns. */
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#define LOWPAN_NHC_PATTERN_EXT 0x0e
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#define LOWPAN_NHC_PATTERN_EXT_BITS 4
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#define LOWPAN_NHC_PATTERN_UDP 0x1e
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#define LOWPAN_NHC_PATTERN_UDP_BITS 5
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/* NHC Extension header fields. */
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#define LOWPAN_NHC_EXT_EID 0x0e
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#define LOWPAN_NHC_EXT_EID_OFFSET 1
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#define LOWPAN_NHC_EXT_NHDR 0x01
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#define LOWPAN_NHC_EID_HOP_BY_HOP 0x00
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#define LOWPAN_NHC_EID_ROUTING 0x01
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#define LOWPAN_NHC_EID_FRAGMENT 0x02
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#define LOWPAN_NHC_EID_DEST_OPTIONS 0x03
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#define LOWPAN_NHC_EID_MOBILITY 0x04
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#define LOWPAN_NHC_EID_IPV6 0x07
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/* NHC UDP fields. */
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#define LOWPAN_NHC_UDP_CHECKSUM 0x04
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#define LOWPAN_NHC_UDP_SRCPORT 0x02
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#define LOWPAN_NHC_UDP_DSTPORT 0x01
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/* 6LoWPAN Mesh Header */
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#define LOWPAN_MESH_HEADER_V 0x20
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#define LOWPAN_MESH_HEADER_F 0x10
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#define LOWPAN_MESH_HEADER_HOPS 0x0f
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/* 6LoWPAN First Fragment Header */
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#define LOWPAN_FRAG_DGRAM_SIZE_BITS 11
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/* Compressed port number offset. */
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#define LOWPAN_PORT_8BIT_OFFSET 0xf000
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#define LOWPAN_PORT_12BIT_OFFSET (LOWPAN_PORT_8BIT_OFFSET | 0xb0)
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/* 6LoWPAN interface identifier length. */
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#define LOWPAN_IFC_ID_LEN 8
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