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wireshark/epan/dissectors/packet-mip6.c

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/* packet-mip6.c
*
* Definitions and Routines for Mobile IPv6 dissection (RFC 3775)
* Copyright 2003 Oy L M Ericsson Ab <teemu.rinta-aho@ericsson.fi>
*
* FMIPv6 (RFC 4068) support added by Martin Andre <andre@clarinet.u-strasbg.fr>
* Copyright 2006, Nicolas DICHTEL - 6WIND - <nicolas.dichtel@6wind.com>
*
* Modifications for NEMO packets (RFC 3963): Bruno Deniaud
* (bdeniaud@irisa.fr, nono@chez.com) 12 Oct 2005
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* 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.
*
* References:
* RFC 3775, Mobility Support in IPv6
* RFC 4285, Authentication Protocol for Mobile IPv6
* RFC 4866, Enhanced Route Optimization for Mobile IPv6
* RFC 5026, Mobile IPv6 Bootstrapping in Split Scenario
* RFC 5094, Mobile IPv6 Vendor Specific Option
* RFC 5096, Mobile IPv6 Experimental Messages
* RFC 5213, Proxy Mobile IPv6
* RFC 5555, Mobile IPv6 Support for Dual Stack Hosts and Routers (Errata)
* RFC 5568. Mobile IPv6 Fast Handovers
* RFC 5648, Multiple Care-of Addresses Registration
* RFC 5844, IPv4 Support for Proxy Mobile IPv6
* RFC 5949, Fast Handovers for Proxy Mobile IPv6
* RFC 6275, Mobility Support in IPv6 (Obsoletes RFC 3775).
* RFC 6602, Bulk Binding Update Support for Proxy Mobile IPv6
* RFC 6705, Localized Routing for Proxy Mobile IPv6
* RFC 6757, Access Network Identifier (ANI) Option for Proxy Mobile IPv6
* RFC 7148, Prefix Delegation Support for Proxy Mobile IPv6
*
*/
#include "config.h"
#include <epan/packet.h>
#include <epan/to_str.h>
#include <epan/ipproto.h>
#include <epan/expert.h>
#include <epan/ip_opts.h>
#include <epan/sminmpec.h>
#include <wsutil/str_util.h>
#include "packet-ntp.h"
#include "packet-gtpv2.h"
#include "packet-e164.h"
#include "packet-e212.h"
#include "packet-gsm_a_common.h"
void proto_register_mip6(void);
void proto_reg_handoff_mip6(void);
static dissector_handle_t mip6_handle;
#define UDP_PORT_PMIP6_CNTL 5436
static dissector_table_t mip6_vsm_dissector_table;
/* Mobility Header types */
typedef enum {
MIP6_BRR = 0,
MIP6_HOTI = 1,
MIP6_MHCOTI = 2,
MIP6_HOT = 3,
MIP6_MHCOT = 4,
MIP6_BU = 5,
MIP6_BA = 6,
MIP6_BE = 7,
MIP6_FBU = 8,
MIP6_FBACK = 9,
MIP6_FNA = 10,
MIP6_EMH = 11,
MIP6_HAS = 12,
MIP6_HB = 13,
MIP6_HI = 14,
MIP6_HAck = 15,
MIP6_BR = 16,
MIP6_LRI = 17,
MIP6_LRA = 18
} mhTypes;
/* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xhtml */
static const value_string mip6_mh_types[] = {
{MIP6_BRR, "Binding Refresh Request"}, /* [RFC3775] */
{MIP6_HOTI, "Home Test Init"}, /* [RFC3775] */
{MIP6_MHCOTI, "Care-of Test Init"}, /* [RFC3775] */
{MIP6_HOT, "Home Test"}, /* [RFC3775] */
{MIP6_MHCOT, "Care-of Test"}, /* [RFC3775] */
{MIP6_BU, "Binding Update"}, /* [RFC3775] */
{MIP6_BA, "Binding Acknowledgement"}, /* [RFC3775] */
{MIP6_BE, "Binding Error"}, /* [RFC3775] */
{MIP6_FBU, "Fast Binding Update"}, /* [RFC5568] */
{MIP6_FBACK, "Fast Binding Acknowledgment"}, /* [RFC5568] */
{MIP6_FNA, "Fast Neighbor Advertisement"}, /* [RFC5568] */
{MIP6_EMH, "Experimental Mobility Header"}, /* [RFC5096] */
{MIP6_HAS, "Home Agent Switch"}, /* [RFC5142] */
{MIP6_HB, "Heartbeat"}, /* [RFC5847] */
{MIP6_HI, "Handover Initiate"}, /* [RFC5568] */
{MIP6_HAck, "Handover Acknowledge"}, /* [RFC5568] */
{MIP6_BR, "Binding Revocation"}, /* [RFC5846] */
{MIP6_LRI, "Localized Routing Initiation"}, /* [RFC6705] */
{MIP6_LRA, "Localized Routing Acknowledgment"}, /* [RFC6705] */
{0, NULL}
};
static value_string_ext mip6_mh_types_ext = VALUE_STRING_EXT_INIT(mip6_mh_types);
/* Mobility Option types
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xhtml
*/
typedef enum {
MIP6_PAD1 = 0, /* 0 Pad1 [RFC3775] */
MIP6_PADN = 1, /* 1 PadN [RFC3775] */
MIP6_BRA = 2, /* 2 Binding Refresh Advice */
MIP6_ACOA = 3, /* 3 Alternate Care-of Address */
MIP6_NI = 4, /* 4 Nonce Indices */
MIP6_AUTD = 5, /* 5 Authorization Data */
MIP6_MNP = 6, /* 6 Mobile Network Prefix Option */
MIP6_MHLLA = 7, /* 7 Mobility Header Link-Layer Address option [RFC5568] */
MIP6_MNID = 8, /* 8 MN-ID-OPTION-TYPE */
MIP6_AUTH = 9, /* 9 AUTH-OPTION-TYPE */
MIP6_MESGID = 10, /* 10 MESG-ID-OPTION-TYPE [RFC4285] */
MIP6_CGAPR = 11, /* 11 CGA Parameters Request [RFC4866] */
MIP6_CGAR = 12, /* 12 CGA Parameters [RFC4866] */
MIP6_SIGN = 13, /* 13 Signature [RFC4866] */
MIP6_PHKT = 14, /* 14 Permanent Home Keygen Token [RFC4866] */
MIP6_MOCOTI = 15, /* 15 Care-of Test Init [RFC4866] */
MIP6_MOCOT = 16, /* 16 Care-of Test [RFC4866] */
MIP6_DNSU = 17, /* 17 DNS-UPDATE-TYPE [RFC5026] */
MIP6_EM = 18, /* 18 Experimental Mobility Option [RFC5096] */
MIP6_VSM = 19, /* 19 Vendor Specific Mobility Option [RFC5094] */
MIP6_SSM = 20, /* 20 Service Selection Mobility Option [RFC5149] */
MIP6_BADFF = 21, /* 21 Binding Authorization Data for FMIPv6 (BADF) [RFC5568] */
MIP6_HNP = 22, /* 22 Home Network Prefix Option [RFC5213] */
MIP6_MOHI = 23, /* 23 Handoff Indicator Option [RFC5213] */
MIP6_ATT = 24, /* 24 Access Technology Type Option [RFC5213] */
MIP6_MNLLI = 25, /* 25 Mobile Node Link-layer Identifier Option [RFC5213] */
MIP6_LLA = 26, /* 26 Link-local Address Option [RFC5213 */
MIP6_TS = 27, /* 27 Timestamp */
MIP6_RC = 28, /* 28 Restart Counter [RFC5847] */
MIP6_IPV4HA = 29, /* 29 IPv4 Home Address [RFC5555] */
MIP6_IPV4AA = 30, /* 30 IPv4 Address Acknowledgement [RFC5555] */
MIP6_NATD = 31, /* 31 NAT Detection [RFC5555] */
MIP6_IPV4COA = 32, /* 32 IPv4 Care-of Address [RFC5555] */
MIP6_GREK = 33, /* 33 GRE Key Option [RFC5845] */
MIP6_MHIPV6AP = 34, /* 34 Mobility Header IPv6 Address/Prefix [RFC5568] */
MIP6_BI = 35, /* 35 Binding Identifier [RFC5648] */
MIP6_IPV4HAREQ = 36, /* 36 IPv4 Home Address Request [RFC5844] */
MIP6_IPV4HAREP = 37, /* 37 IPv4 Home Address Reply [RFC5844] */
MIP6_IPV4DRA = 38, /* 38 IPv4 Default-Router Address [RFC5844] */
MIP6_IPV4DSM = 39, /* 39 IPv4 DHCP Support Mode [RFC5844] */
MIP6_CR = 40, /* 40 Context Request Option [RFC5949] */
MIP6_LMAA = 41, /* 41 Local Mobility Anchor Address Option [RFC5949] */
MIP6_MNLLAII = 42, /* 42 Mobile Node Link-local Address Interface Identifier Option [RFC5949] */
MIP6_TB = 43, /* 43 Transient Binding [RFC-ietf-mipshop-transient-bce-pmipv6-07] */
MIP6_FS = 44, /* 44 Flow Summary Mobility Option [RFC-ietf-mext-flow-binding-11] */
MIP6_FI = 45, /* 45 Flow Identification Mobility Option [RFC-ietf-mext-flow-binding-11]] */
MIP6_RECAP = 46, /* 46 Redirect-Capability Mobility Option [RFC6463] */
MIP6_REDIR = 47, /* 47 Redirect Mobility Option [RFC6463] */
MIP6_LOAD_INF = 48, /* 48 Load Information Mobility Option [RFC6463] */
MIP6_ALT_IP4_CO= 49, /* 49 Alternate IPv4 Care-of Address [RFC6463] */
MIP6_MNG = 50, /* 50 Mobile Node Group Identifier [RFC6602] */
MIP6_MAG_IPv6 = 51, /* 51 MAG IPv6 Address [RFC6705] */
MIP6_ACC_NET_ID= 52, /* 52 Access Network Identifier [RFC6757] */
MIP6_DMNP = 55 /* 55 Delegated Mobile Network Prefix Option [RFC7148] */
} optTypes;
/* Mobility Option types
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xhtml
*/
static const value_string mip6_mobility_options[] = {
{ MIP6_PAD1, "Pad1"}, /* RFC3775 */
{ MIP6_PADN, "PadN"}, /* RFC3775 */
{ MIP6_BRA, "Binding Refresh Advice"}, /* RFC3775 */
{ MIP6_ACOA, "Alternate Care-of Address"}, /* RFC3775 */
{ MIP6_NI, "Nonce Indices"}, /* RFC3775 */
{ MIP6_AUTD, "Authorization Data"}, /* RFC3775 */
{ MIP6_MNP, "Mobile Network Prefix"}, /* RFC3963 */
{ MIP6_MHLLA, "Mobility Header Link-Layer Address"}, /* RFC5568 */
{ MIP6_MNID, "Mobile Node Identifier"}, /* RFC4283 MN-ID*/
{ MIP6_AUTH, "AUTH"}, /* RFC4285 */
{ MIP6_MESGID, "MESG-ID"}, /* RFC4285 */
{ MIP6_CGAPR, "CGA Parameters Request"}, /* RFC4866 */
{ MIP6_CGAR, "CGA Parameters"}, /* RFC4866 */
{ MIP6_SIGN, "Signature"}, /* RFC4866 */
{ MIP6_PHKT, "Permanent Home Keygen Token"}, /* RFC4866 */
{ MIP6_MOCOTI, "Care-of Test Init"}, /* RFC4866 */
{ MIP6_MOCOT, "Care-of Test"}, /* RFC4866 */
{ MIP6_DNSU, "DNS-UPDATE-TYPE"}, /* RFC5026 */
{ MIP6_EM, "Experimental"}, /* RFC5096 */
{ MIP6_VSM, "Vendor Specific"}, /* RFC5094 */
{ MIP6_SSM, "Service Selection"}, /* RFC5149 */
{ MIP6_BADFF, "Binding Authorization Data for FMIPv6 (BADF)"}, /* RFC5568 */
{ MIP6_HNP, "Home Network Prefix"}, /* RFC5213 */
{ MIP6_MOHI, "Handoff Indicator"}, /* RFC5213 */
{ MIP6_ATT, "Access Technology Type"}, /* RFC5213 */
{ MIP6_MNLLI, "Mobile Node Link-layer Identifier"}, /* RFC5213 */
{ MIP6_LLA, "Link-local Address"}, /* RFC5213 */
{ MIP6_TS, "Timestamp"}, /* RFC5213 */
{ MIP6_RC, "Restart Counter"}, /* RFC5847 */
{ MIP6_IPV4HA, "IPv4 Home Address"}, /* RFC5555 */
{ MIP6_IPV4AA, "IPv4 Address Acknowledgement"}, /* RFC5555 */
{ MIP6_NATD, "NAT Detection"}, /* RFC5555 */
{ MIP6_IPV4COA, "IPv4 Care-of Address"}, /* RFC5555 */
{ MIP6_GREK, "GRE Key"}, /* RFC5845 */
{ MIP6_MHIPV6AP, "Mobility Header IPv6 Address/Prefix"}, /* RFC5568 */
{ MIP6_BI, "Binding Identifier"}, /* RFC5648 */
{ MIP6_IPV4HAREQ, "IPv4 Home Address Request"}, /* RFC5844 */
{ MIP6_IPV4HAREP, "IPv4 Home Address Reply"}, /* RFC5844 */
{ MIP6_IPV4DRA, "IPv4 Default-Router Address"}, /* RFC5844 */
{ MIP6_IPV4DSM, "IPv4 DHCP Support Mode"}, /* RFC5844 */
{ MIP6_CR, "Context Request"}, /* RFC5949 */
{ MIP6_LMAA, "Local Mobility Anchor Address"}, /* RFC5949 */
{ MIP6_MNLLAII, "Mobile Node Link-local Address Interface Identifier"}, /* RFC5949 */
{ MIP6_TB, "Transient Binding"}, /* RFC6058 */
{ MIP6_FS, "Flow Summary"}, /* RFC6089 */
{ MIP6_FI, "Flow Identification"}, /* RFC6089 */
{ MIP6_RECAP, "Redirect-Capability"}, /* RFC6463 */
{ MIP6_REDIR, "Redirect"}, /* RFC6463 */
{ MIP6_LOAD_INF, "Load Information"}, /* RFC6463 */
{ MIP6_ALT_IP4_CO, "Alternate IPv4 Care-of Address"}, /* RFC6463 */
{ MIP6_MNG, "Mobile Node Group Identifier"}, /* RFC6602 */
{ MIP6_MAG_IPv6, "MAG IPv6 Address"}, /* RFC6705 */
{ MIP6_ACC_NET_ID, "Access Network Identifier"}, /* RFC6757 */
{ MIP6_DMNP, "Delegated Mobile Network Prefix"}, /* RFC7148 */
{ 0, NULL }
};
static value_string_ext mip6_mobility_options_ext = VALUE_STRING_EXT_INIT(mip6_mobility_options);
/*
* Status Codes (DNS Update Mobility Option)
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xml#mobility-parameters-3
*/
static const value_string mip6_dnsu_status_values[] = {
{ 0, "DNS update performed"}, /* [RFC5026] */
/* 1-127 Unassigned */
{ 128, "Reason unspecified"}, /* [RFC5026] */
{ 129, "Administratively prohibited"}, /* [RFC5026] */
{ 130, "DNS Update Failed"}, /* [RFC5026] */
/* 131-255 Unassigned */
{ 0, NULL }
};
static const true_false_string mip6_dnsu_r_flag_value = {
"Mobile Node is requesting the HA to remove the DNS entry",
"Mobile Node is requesting the HA to create or update a DNS entry"
};
/* Binding Update flag description */
static const true_false_string mip6_bu_a_flag_value = {
"Binding Acknowledgement requested",
"Binding Acknowledgement not requested"
};
static const true_false_string mip6_bu_h_flag_value = {
"Home Registration",
"No Home Registration"
};
static const true_false_string mip6_bu_l_flag_value = {
"Link-Local Address Compatibility",
"No Link-Local Address Compatibility"
};
static const true_false_string mip6_bu_k_flag_value = {
"Key Management Mobility Compatibility",
"No Key Management Mobility Compatibility"
};
static const true_false_string mip6_bu_m_flag_value = {
"MAP Registration Compatibility",
"No MAP Registration Compatibility",
};
static const true_false_string mip6_nemo_bu_r_flag_value = {
"Mobile Router Compatibility",
"No Mobile Router Compatibility"
};
static const true_false_string pmip6_bu_p_flag_value = {
"Proxy Registration",
"No Proxy Registration"
};
static const true_false_string mip6_bu_f_flag_value = {
"Forcing UDP encapsulation used",
"No Forcing UDP encapsulation"
};
static const true_false_string pmip6_bu_t_flag_value = {
"TLV-header format used",
"No TLV-header format"
};
static const true_false_string pmip6_bu_b_flag_value = {
"Enable bulk binding update support",
"Disable bulk binding update support"
};
static const true_false_string pmip6_ba_b_flag_value = {
"Enabled bulk binding update support",
"Disabled bulk binding update support"
};
/* Binding Acknowledgement status values
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xhtml
*/
static const value_string mip6_ba_status_value[] = {
{ 0, "Binding Update accepted" },
{ 1, "Accepted but prefix discovery necessary" },
{ 2, "GRE_KEY_OPTION_NOT_REQUIRED" }, /* [RFC5845] */
{ 3, "GRE_TUNNELING_BUT_TLV_HEADER_NOT_SUPPORTED" }, /* [RFC5845] */
{ 4, "MCOA NOTCOMPLETE" }, /* [RFC5648] */
{ 5, "MCOA RETURNHOME WO/NDP" }, /* [RFC5648] */
{ 6, "PBU_ACCEPTED_TB_IGNORED_SETTINGSMISMATCH" }, /* [RFC-ietf-mipshop-transient-bce-pmipv6-07] */
/* 7-127 Unassigned */
{ 128, "Reason unspecified" },
{ 129, "Administratively prohibited" },
{ 130, "Insufficient resources" },
{ 131, "Home registration not supported" },
{ 132, "Not home subnet" },
{ 133, "Not home agent for this mobile node" },
{ 134, "Duplicate Address Detection failed" },
{ 135, "Sequence number out of window" },
{ 136, "Expired home nonce index" },
{ 137, "Expired care-of nonce index" },
{ 138, "Expired nonces" },
{ 139, "Registration type change disallowed" },
{ 140, "Mobile Router Operation not permitted" },
{ 141, "Invalid Prefix" },
{ 142, "Not Authorized for Prefix" },
{ 143, "Mobile Network Prefix information unavailable" },
{ 145, "Proxy Registration not supported by the LMA" },
{ 146, "Proxy Registrations from this MAG not allowed" },
{ 147, "No home address for this NAI" },
{ 148, "Invalid Time Stamp Option" },
{ 149, "Permanent home keygen token exists" }, /* [RFC4866] */
{ 150, "Non-null home nonce index expected" }, /* [RFC4866] */
{ 151, "SERVICE_AUTHORIZATION_FAILED" }, /* [RFC5149] */
{ 152, "PROXY_REG_NOT_ENABLED" }, /* [RFC5213] */
{ 153, "NOT_LMA_FOR_THIS_MOBILE_NODE" }, /* [RFC5213] */
{ 154, "MAG_NOT_AUTHORIZED_FOR_PROXY_REG" }, /* [RFC5213] */
{ 155, "NOT_AUTHORIZED_FOR_HOME_NETWORK_PREFIX" }, /* [RFC5213] */
{ 156, "TIMESTAMP_MISMATCH" }, /* [RFC5213] */
{ 157, "TIMESTAMP_LOWER_THAN_PREV_ACCEPTED" }, /* [RFC5213] */
{ 158, "MISSING_HOME_NETWORK_PREFIX_OPTION" }, /* [RFC5213] */
{ 159, "BCE_PBU_PREFIX_SET_DO_NOT_MATCH" }, /* [RFC5213] */
{ 160, "MISSING_MN_IDENTIFIER_OPTION" }, /* [RFC5213] */
{ 161, "MISSING_HANDOFF_INDICATOR_OPTION" }, /* [RFC5213] */
{ 162, "MISSING_ACCESS_TECH_TYPE_OPTION" }, /* [RFC5213] */
{ 163, "GRE_KEY_OPTION_REQUIRED" }, /* [RFC5845] */
{ 164, "MCOA MALFORMED" }, /* [RFC5648] */
{ 165, "MCOA NON-MCOA BINDING EXISTS" }, /* [RFC5648] */
{ 166, "MCOA PROHIBITED" }, /* [RFC5648] */
{ 167, "MCOA UNKNOWN COA" }, /* [RFC5648] */
{ 168, "MCOA BULK REGISTRATION PROHIBITED" }, /* [RFC5648] */
{ 169, "MCOA SIMULTANEOUS HOME AND FOREIGN PROHIBITED" }, /* [RFC5648] */
{ 170, "NOT_AUTHORIZED_FOR_IPV4_MOBILITY_SERVICE" }, /* [RFC5844] */
{ 171, "NOT_AUTHORIZED_FOR_IPV4_HOME_ADDRESS" }, /* [RFC5844] */
{ 172, "NOT_AUTHORIZED_FOR_IPV6_MOBILITY_SERVICE" }, /* [RFC5844] */
{ 173, "MULTIPLE_IPV4_HOME_ADDRESS_ASSIGNMENT_NOT_SUPPORTED" }, /* [RFC5844] */
{ 174, "Invalid Care-of Address" }, /* [RFC6275] */
{ 175, "INVALID_MOBILE_NODE_GROUP_IDENTIFIER" }, /* [RFC6602] */
{ 176, "REINIT_SA_WITH_HAC" }, /* [RFC6618] */
{ 177, "NOT_AUTHORIZED_FOR_DELEGATED_MNP" }, /* [RFC7148] */
{ 178, "REQUESTED_DMNP_IN_USE" }, /* [RFC7148] */
{ 0, NULL }
};
static value_string_ext mip6_ba_status_value_ext = VALUE_STRING_EXT_INIT(mip6_ba_status_value);
/* Binding Error status values */
static const value_string mip6_be_status_value[] = {
{ 1, "Unknown binding for Home Address destination option" },
{ 2, "Unrecognized MH type value" },
{ 0, NULL }
};
/* Fast Binding Update flag description */
static const true_false_string fmip6_fbu_a_flag_value = {
"Fast Binding Acknowledgement requested",
"Fast Binding Acknowledgement not requested"
};
static const true_false_string fmip6_fbu_h_flag_value = {
"Home Registration",
"No Home Registration"
};
static const true_false_string fmip6_fbu_l_flag_value = {
"Link-Local Address Compatibility",
"No Link-Local Address Compatibility"
};
static const true_false_string fmip6_fbu_k_flag_value = {
"Key Management Mobility Compatibility",
"No Key Management Mobility Compatibility"
};
/* Fast Binding Acknowledgement status values */
static const value_string fmip6_fback_status_value[] = {
{ 0, "Fast Binding Update accepted" },
{ 1, "Accepted but use supplied NCoA" },
{ 128, "Reason unspecified" },
{ 129, "Administratively prohibited" },
{ 130, "Insufficient resources" },
{ 131, "Incorrect interface identifier length" },
{ 0, NULL }
};
/* Heartbeat flag description */
static const true_false_string mip6_hb_u_flag_value = {
"Unsolicited Heartbeat Response",
"Otherwise"
};
static const true_false_string mip6_hb_r_flag_value = {
"Heartbeat Response",
"Heartbeat Request"
};
/* MH LLA Option code */
static const value_string fmip6_lla_optcode_value[] = {
{ 2, "Link Layer Address of the MN" },
{ 0, NULL }
};
/* Mobile Node Identifier Option code */
static const value_string mip6_mnid_subtype_value[] = {
{ 1, "Network Access Identifier (NAI)" },
{ 0, NULL }
};
/* Enumerating Algorithms */
static const value_string mip6_auth_subtype_value[] = {
{ 0, "Reserved (not available for assignment)" },
{ 3, "HMAC_SHA1_SPI" },
{ 5, "Reserved for use by 3GPP2" },
{ 0, NULL }
};
/* mobile network prefix flag description */
static const true_false_string mip6_ipv4ha_p_flag_value = {
"mobile network prefixt requested",
"mobile network prefix not requested"
};
/* NAT Detection Option F flag values */
static const true_false_string mip6_natd_f_flag_value = {
"MUST use UDP encapsulation",
"Do not use UDP encapsulation"
};
/* NAT Detection Option F flag values */
static const true_false_string mip6_ipv4dsm_s_flag_value = {
"DHCP Server",
"DHCP Relay"
};
/* Vendor-Specific Mobility Option */
static const value_string mip6_vsm_subtype_value[] = {
{ 0, NULL }
};
/* Vendor-Specific Mobility Option (3GPP TS29.282) */
static const value_string mip6_vsm_subtype_3gpp_value[] = {
{ 1, "Protocol Configuration Options" },
{ 2, "3GPP Specific PMIPv6 Error Code" },
{ 3, "PMIPv6 PDN GW IP Address" },
{ 4, "PMIPv6 DHCPv4 Address Allocation Procedure Indication" },
{ 5, "PMIPv6 Fully Qualified PDN Connection Set Identifier" },
{ 6, "PMIPv6 PDN type indication" },
{ 7, "Charging ID" },
{ 8, "Selection Mode" },
{ 9, "I-WLAN Mobility Access Point Name (APN)" },
{ 10, "Charging Characteristics" },
{ 11, "Mobile Equipment Identity (MEI)" },
{ 12, "MSISDN" },
{ 13, "Serving Network" },
{ 14, "APN Restriction" },
{ 15, "Maximum APN Restriction" },
{ 16, "Unauthenticated IMSI" },
{ 17, "PDN Connection ID" },
{ 18, "PGW Back-Off Time" }, /* 3GPP TS 29.275 [7] */
{ 19, "Signalling Priority Indication" }, /* 3GPP TS 29.275 [7] */
{ 20, "Additional Protocol Configuration Options" }, /* 3GPP TS 29.275 [7] */
{ 0, NULL }
};
static value_string_ext mip6_vsm_subtype_3gpp_value_ext = VALUE_STRING_EXT_INIT(mip6_vsm_subtype_3gpp_value);
/* Handoff Indicator Option type
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xml#mobility-parameters-9
*/
static const value_string pmip6_hi_opttype_value[] = {
{ 0, "Reserved" },
{ 1, "Attachment over a new interface" },
{ 2, "Handoff between two different interfaces of the mobile node" },
{ 3, "Handoff between mobile access gateways for the same interface" },
{ 4, "Handoff state unknown" },
{ 5, "Handoff state not changed (Re-registration)" },
{ 0, NULL }
};
/* Access Technology Type Option type
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xml#mobility-parameters-10
*/
static const value_string pmip6_att_att_value[] = {
{ 0, "Reserved" },
{ 1, "Virtual" },
{ 2, "PPP" },
{ 3, "IEEE 802.3" },
{ 4, "IEEE 802.11a/b/g" },
{ 5, "IEEE 802.16e" },
{ 6, "3GPP GERAN" },
{ 7, "3GPP UTRAN" },
{ 8, "3GPP E-UTRAN" },
{ 9, "3GPP2 eHRPD" },
{ 10, "3GPP2 HRPD" },
{ 11, "3GPP2 1xRTT" },
{ 12, "3GPP2 UMB" },
{ 0, NULL }
};
static value_string_ext pmip6_att_att_value_ext = VALUE_STRING_EXT_INIT(pmip6_att_att_value);
/* IPv4 Home Address Reply Status Codes [RFC5844]
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xml#home-address-reply
*/
static const value_string pmip6_ipv4aa_status_values[] = {
{ 0, "Success" },
/* 1-127 Unassigned */
{ 128, "Virtual" },
{ 129, "PPP" },
{ 130, "IEEE 802.3" },
{ 131, "IEEE 802.11a/b/g" },
{ 132, "IEEE 802.16e" },
/* 133-255 Unassigned */
{ 0, NULL }
};
/* PMIP6 BRI R. Trigger values */
static const value_string pmip6_bri_rtrigger[] = {
{ 0x00, "Unspecified"},
{ 0x01, "Administrative Reason"},
{ 0x02, "Inter-MAG Handover - same Access Type"},
{ 0x03, "Inter-MAG Handover - different Access Type"},
{ 0x04, "Inter-MAG Handover - Unknown"},
{ 0x05, "User Initiated Session(s) Termination"},
{ 0x06, "Access Network Session(s) Termination"},
{ 0x07, "Possible Out-of Sync BCE State"},
/* 8-127 Unassigned */
{ 0x128, "Per-Peer Policy"},
{ 0x129, "Revoking Mobility Node Local Policy"},
/* 130-249 Unassigned */
/* 250-255 Reserved for Testing Purposes Only */
{ 0, NULL},
};
/* PMIP6 BRI Status values */
static const value_string pmip6_bri_status[] = {
{ 0x00, "Success"},
{ 0x01, "Partial Success"},
{ 0x02, "Binding Does NOT Exist"},
{ 0x03, "IPv4 HoA Binding Does NOT Exist"},
{ 0x04, "Global Revocation NOT Authorized"},
{ 0x05, "CAN NOT Identify Binding"},
{ 0x06, "Revocation Failed, MN is Attached"},
{ 0, NULL},
};
#if 0
/* Handoff Indicator values */
static const range_string handoff_indicator[] = {
{ 0x00, 0x00, "Reserved" },
{ 0x01, 0x01, "Attachment over a new interface" },
{ 0x02, 0x02, "Handoff between two different interfaces of the mobile node" },
{ 0x03, 0x03, "Handoff between mobile access gateways for the same interface" },
{ 0x04, 0x04, "Handoff state unknown" },
{ 0x05, 0x05, "Handoff state not changed (Re-registration)" },
{ 0x06, 0xff, "Unassigned" },
{ 0, 0, NULL }
};
#endif
/* Mobile Node Group Identifier Type
* http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xml#mobile-node-group-id-type
*/
static const value_string mip6_mng_id_type_vals[] = {
{ 0x00, "Reserved"},
{ 0x01, "Bulk Binding Update Group"},
{ 0, NULL},
};
static const value_string pmip6_lra_status_vals[] = {
{ 0, "Success"},
{ 128, "Localized Routing Not Allowed"},
{ 129, "MN Not Attached"},
{ 0, NULL},
};
/* Delegated Mobile Network Prefix V Flag Values */
static const true_false_string mip6_dmnp_v_flag_value = {
"IPv4 Prefix",
"IPv6 Prefix"
};
/* Message lengths */
#define MIP6_BRR_LEN 2
#define MIP6_HOTI_LEN 10
#define MIP6_COTI_LEN 10
#define MIP6_HOT_LEN 18
#define MIP6_COT_LEN 18
#define MIP6_BU_LEN 6
#define MIP6_BA_LEN 6
#define MIP6_BE_LEN 18
#define FMIP6_FBU_LEN 6
#define FMIP6_FBACK_LEN 6
#define FMIP6_FNA_LEN 2
#define MIP6_EMH_LEN 0
#define MIP6_HB_LEN 6
#define MIP6_HI_LEN 4
#define MIP6_HAck_LEN 4
#define MIP6_BR_LEN 6
/* PMIP BRI */
#define PMIP6_BRI_LEN 6
/* Field offsets & lengths for mobility headers */
#define MIP6_PROTO_OFF 0
#define MIP6_HLEN_OFF 1
#define MIP6_TYPE_OFF 2
#define MIP6_RES_OFF 3
#define MIP6_CSUM_OFF 4
#define MIP6_DATA_OFF 6
#define MIP6_PROTO_LEN 1
#define MIP6_HLEN_LEN 1
#define MIP6_TYPE_LEN 1
#define MIP6_RES_LEN 1
#define MIP6_CSUM_LEN 2
#define MIP6_BRR_RES_OFF 6
#define MIP6_BRR_OPTS_OFF 8
#define MIP6_BRR_RES_LEN 2
#define MIP6_HOTI_RES_OFF 6
#define MIP6_HOTI_COOKIE_OFF 8
#define MIP6_HOTI_OPTS_OFF 16
#define MIP6_HOTI_RES_LEN 2
#define MIP6_HOTI_COOKIE_LEN 8
#define MIP6_COTI_RES_OFF 6
#define MIP6_COTI_COOKIE_OFF 8
#define MIP6_COTI_OPTS_OFF 16
#define MIP6_COTI_RES_LEN 2
#define MIP6_COTI_COOKIE_LEN 8
#define MIP6_HOT_INDEX_OFF 6
#define MIP6_HOT_COOKIE_OFF 8
#define MIP6_HOT_TOKEN_OFF 16
#define MIP6_HOT_OPTS_OFF 24
#define MIP6_HOT_INDEX_LEN 2
#define MIP6_HOT_COOKIE_LEN 8
#define MIP6_HOT_TOKEN_LEN 8
#define MIP6_COT_INDEX_OFF 6
#define MIP6_COT_COOKIE_OFF 8
#define MIP6_COT_TOKEN_OFF 16
#define MIP6_COT_OPTS_OFF 24
#define MIP6_COT_INDEX_LEN 2
#define MIP6_COT_COOKIE_LEN 8
#define MIP6_COT_TOKEN_LEN 8
#define MIP6_BU_SEQNR_OFF 6
#define MIP6_BU_FLAGS_OFF 8
#define MIP6_BU_RES_OFF 9
#define MIP6_BU_LIFETIME_OFF 10
#define MIP6_BU_OPTS_OFF 12
#define MIP6_BU_SEQNR_LEN 2
#define MIP6_BU_FLAGS_LEN 2
#define MIP6_BU_RES_LEN 0
#define MIP6_BU_LIFETIME_LEN 2
#define MIP6_BA_STATUS_OFF 6
#define MIP6_BA_FLAGS_OFF 7
#define MIP6_BA_SEQNR_OFF 8
#define MIP6_BA_LIFETIME_OFF 10
#define MIP6_BA_OPTS_OFF 12
#define MIP6_BA_STATUS_LEN 1
#define MIP6_BA_FLAGS_LEN 1
#define MIP6_BA_SEQNR_LEN 2
#define MIP6_BA_LIFETIME_LEN 2
#define MIP6_BE_STATUS_OFF 6
#define MIP6_BE_RES_OFF 7
#define MIP6_BE_HOA_OFF 8
#define MIP6_BE_OPTS_OFF 24
#define MIP6_BE_STATUS_LEN 1
#define MIP6_BE_RES_LEN 1
#define MIP6_BE_HOA_LEN 16
#define FMIP6_FBU_SEQNR_OFF 6
#define FMIP6_FBU_FLAGS_OFF 8
#define FMIP6_FBU_RES_OFF 9
#define FMIP6_FBU_LIFETIME_OFF 10
#define FMIP6_FBU_OPTS_OFF 12
#define FMIP6_FBU_SEQNR_LEN 2
#define FMIP6_FBU_FLAGS_LEN 1
#define FMIP6_FBU_RES_LEN 1
#define FMIP6_FBU_LIFETIME_LEN 2
#define FMIP6_FBACK_STATUS_OFF 6
#define FMIP6_FBACK_FLAGS_OFF 7
#define FMIP6_FBACK_SEQNR_OFF 8
#define FMIP6_FBACK_LIFETIME_OFF 10
#define FMIP6_FBACK_OPTS_OFF 12
#define FMIP6_FBACK_STATUS_LEN 1
#define FMIP6_FBACK_FLAGS_LEN 1
#define FMIP6_FBACK_SEQNR_LEN 2
#define FMIP6_FBACK_LIFETIME_LEN 2
#define FMIP6_FNA_RES_OFF 6
#define FMIP6_FNA_OPTS_OFF 8
#define FMIP6_FNA_RES_LEN 2
#define MIP6_HB_RES_OFF 6
#define MIP6_HB_FLAGS_OFF 7
#define MIP6_HB_SEQNR_OFF 8
#define MIP6_HB_OPTS_OFF 12
#define MIP6_HB_RES_LEN 1
#define MIP6_HB_FLAGS_LEN 1
#define MIP6_HB_SEQNR_LEN 4
#define MIP6_HI_SEQNR_OFF 6
#define MIP6_HI_FLAGS_OFF 8
#define MIP6_HI_CODE_OFF 9
#define MIP6_HI_OPTS_OFF 10
#define MIP6_HI_SEQNR_LEN 2
#define MIP6_HI_FLAGS_LEN 1
#define MIP6_HI_CODE_LEN 1
#define MIP6_HAck_SEQNR_OFF 6
#define MIP6_HAck_RES_OFF 8
#define MIP6_HAck_CODE_OFF 9
#define MIP6_HAck_OPTS_OFF 10
#define MIP6_HAck_SEQNR_LEN 2
#define MIP6_HAck_RES_LEN 1
#define MIP6_HAck_CODE_LEN 1
#define MIP6_BR_TYPE_OFF 6
#define MIP6_BR_TRGR_OFF 7
#define MIP6_BR_SEQNR_OFF 8
#define MIP6_BR_FLAGS_OFF 10
#define MIP6_BR_RES_OFF 11
#define MIP6_BR_OPTS_OFF 12
#define MIP6_BR_TYPE_LEN 1
#define MIP6_BR_TRGR_LEN 1
#define MIP6_BR_SEQNR_LEN 2
#define MIP6_BR_FLAGS_LEN 1
#define MIP6_BR_RES_LEN 1
/* PMIP BRI */
#define PMIP6_BRI_BRTYPE_OFF 6
#define PMIP6_BRI_RTRIGGER_OFF 7
#define PMIP6_BRI_STATUS_OFF 7
#define PMIP6_BRI_SEQNR_OFF 8
#define PMIP6_BRI_FLAGS_OFF 10
#define PMIP6_BRI_RES_OFF 11
#define PMIP6_BRI_BRTYPE_LEN 1
#define PMIP6_BRI_RTRIGGER_LEN 1
#define PMIP6_BRI_STATUS_LEN 1
#define PMIP6_BRI_SEQNR_LEN 2
#define PMIP6_BRI_FLAGS_LEN 2
/* Field offsets & field and option lengths for mobility options.
* The option length does *not* include the option type and length
* fields. The field offsets, however, do include the type and
* length fields. */
#define MIP6_BRA_LEN 2
#define MIP6_BRA_RI_OFF 2
#define MIP6_BRA_RI_LEN 2
#define MIP6_ACOA_LEN 16
#define MIP6_ACOA_ACOA_OFF 2
#define MIP6_ACOA_ACOA_LEN 16
#define MIP6_NEMO_MNP_LEN 18
#define MIP6_NEMO_MNP_PL_OFF 3
#define MIP6_NEMO_MNP_MNP_OFF 4
#define MIP6_NEMO_MNP_MNP_LEN 16
#define MIP6_NI_LEN 4
#define MIP6_NI_HNI_OFF 2
#define MIP6_NI_CNI_OFF 4
#define MIP6_NI_HNI_LEN 2
#define MIP6_NI_CNI_LEN 2
#define MIP6_BAD_AUTH_OFF 2
#define FMIP6_LLA_MINLEN 1
#define FMIP6_LLA_OPTCODE_OFF 2
#define FMIP6_LLA_LLA_OFF 3
#define FMIP6_LLA_OPTCODE_LEN 1
#define MIP6_MNID_MINLEN 2
#define MIP6_MNID_SUBTYPE_OFF 2
#define MIP6_MNID_SUBTYPE_LEN 1
#define MIP6_MNID_MNID_OFF 3
#define MIP6_AUTH_MINLEN 6
#define MIP6_CGAPR_MINLEN 0
#define MIP6_CGAR_MINLEN 1
#define MIP6_SIGN_MINLEN 1
#define MIP6_PHKT_MINLEN 1
#define MIP6_MOCOTI_MINLEN 0
#define MIP6_MOCOT_MINLEN 8
#define MIP6_DNSU_MINLEN 5
#define MIP6_EM_MINLEN 1
#define MIP6_VSM_MINLEN 2
#define MIP6_VSM_VID_OFF 2
#define MIP6_VSM_VID_LEN 4
#define MIP6_VSM_SUBTYPE_OFF 6
#define MIP6_VSM_SUBTYPE_LEN 1
#define MIP6_VSM_DATA_OFF 7
#define MIP6_SSM_MINLEN 1
#define MIP6_SSM_SSM_OFF 2
#define MIP6_BADFF_MINLEN 4
#define PMIP6_HI_LEN 2
#define PMIP6_HI_HI_OFF 3
#define PMIP6_HI_HI_LEN 1
#define PMIP6_ATT_LEN 2
#define PMIP6_ATT_ATT_OFF 3
#define PMIP6_ATT_ATT_LEN 1
#define PMIP6_MNLLI_MIN_LEN 1
#define PMIP6_LLA_LEN 16
#define PMIP6_TS_LEN 8
#define PMIP6_RC_LEN 4
#define PMIP6_RC_RC_OFF 2
#define PMIP6_RC_RC_LEN 4
#define MIP6_IPV4HA_LEN 6
#define MIP6_IPV4HA_PREFIXL_OFF 2
#define MIP6_IPV4HA_PREFIXL_LEN 1
#define MIP6_IPV4HA_HA_OFF 4
#define MIP6_IPV4HA_HA_LEN 4
#define MIP6_IPV4AA_LEN 6
#define MIP6_IPV4AA_STATUS_OFF 2
#define MIP6_IPV4AA_STATUS_LEN 1
#define MIP6_IPV4AA_PREFIXL_OFF 3
#define MIP6_IPV4AA_PREFIXL_LEN 1
#define MIP6_IPV4AA_HA_OFF 4
#define MIP6_IPV4AA_HA_LEN 4
#define MIP6_NATD_LEN 6
#define MIP6_IPV4COA_LEN 6
#define PMIP6_GREK_MIN_LEN 2
#define PMIP6_GREK_ID_OFF 4
#define PMIP6_GREK_ID_LEN 4
#define MIP6_MHIPV6AP_MIN_LEN 2
#define MIP6_BI_MIN_LEN 4
#define MIP6_IPV4HAREQ_LEN 6
#define MIP6_IPV4HAREQ_PREFIXL_OFF 2
#define MIP6_IPV4HAREQ_PREFIXL_LEN 1
#define MIP6_IPV4HAREQ_HA_OFF 4
#define MIP6_IPV4HAREQ_HA_LEN 4
#define MIP6_IPV4HAREP_LEN 6
#define MIP6_IPV4HAREP_STATUS_OFF 2
#define MIP6_IPV4HAREP_STATUS_LEN 1
#define MIP6_IPV4HAREP_PREFIXL_OFF 3
#define MIP6_IPV4HAREP_PREFIXL_LEN 1
#define MIP6_IPV4HAREP_HA_OFF 4
#define MIP6_IPV4HAREP_HA_LEN 4
#define MIP6_IPV4DRA_LEN 6
#define MIP6_IPV4DRA_RES_OFF 2
#define MIP6_IPV4DRA_RES_LEN 2
#define MIP6_IPV4DRA_DRA_OFF 4
#define MIP6_IPV4DRA_DRA_LEN 4
#define MIP6_IPV4DSM_LEN 2
#define MIP6_CR_MIN_LEN 4
#define MIP6_LMAA_MIN_LEN 6
#define MIP6_RECAP_LEN 2
#define MIP6_REDIR_MIN_LEN 6
#define MIP6_REDIR_FLAG_K 0x8000
#define MIP6_REDIR_FLAG_N 0x4000
#define MIP6_REDIR_FLAG_RSV 0x3FFF
#define MIP6_LOAD_INF_LEN 18
#define MIP6_ALT_IP4_LEN 4
#define MIP6_MNG_LEN 6
#define MIP6_MAG_IPv6_LEN 16
#define MIP6_ACC_NET_ID_MIN_LEN 3
#define MIP6_DMNP_MIN_LEN 6
static dissector_table_t ip_dissector_table;
/* Initialize the protocol and registered header fields */
static int proto_mip6 = -1;
static int proto_nemo = -1;
static int hf_mip6_proto = -1;
static int hf_mip6_hlen = -1;
static int hf_mip6_mhtype = -1;
static int hf_mip6_reserved = -1;
static int hf_mip6_csum = -1;
static int hf_mip6_hoti_cookie = -1;
static int hf_mip6_coti_cookie = -1;
static int hf_mip6_hot_nindex = -1;
static int hf_mip6_hot_cookie = -1;
static int hf_mip6_hot_token = -1;
static int hf_mip6_cot_nindex = -1;
static int hf_mip6_cot_cookie = -1;
/* static int hf_mip6_cot_token = -1; */
static int hf_mip6_bu_seqnr = -1;
static int hf_mip6_bu_a_flag = -1;
static int hf_mip6_bu_h_flag = -1;
static int hf_mip6_bu_l_flag = -1;
static int hf_mip6_bu_k_flag = -1;
static int hf_mip6_bu_m_flag = -1;
static int hf_mip6_nemo_bu_r_flag = -1;
static int hf_pmip6_bu_p_flag = -1;
static int hf_mip6_bu_f_flag = -1;
static int hf_pmip6_bu_t_flag = -1;
static int hf_pmip6_bu_b_flag = -1;
static int hf_mip6_bu_lifetime = -1;
static int hf_mip6_ba_status = -1;
static int hf_mip6_ba_k_flag = -1;
static int hf_mip6_nemo_ba_r_flag = -1;
static int hf_pmip6_ba_p_flag = -1;
static int hf_pmip6_ba_t_flag = -1;
static int hf_pmip6_ba_b_flag = -1;
static int hf_mip6_ba_seqnr = -1;
static int hf_mip6_ba_lifetime = -1;
static int hf_mip6_be_status = -1;
static int hf_mip6_be_haddr = -1;
static int hf_fmip6_fbu_seqnr = -1;
static int hf_fmip6_fbu_a_flag = -1;
static int hf_fmip6_fbu_h_flag = -1;
static int hf_fmip6_fbu_l_flag = -1;
static int hf_fmip6_fbu_k_flag = -1;
static int hf_fmip6_fbu_lifetime = -1;
static int hf_fmip6_fback_status = -1;
static int hf_fmip6_fback_k_flag = -1;
static int hf_fmip6_fback_seqnr = -1;
static int hf_fmip6_fback_lifetime = -1;
static int hf_mip6_has_num_addrs = -1;
static int hf_mip6_has_reserved = -1;
static int hf_mip6_has_address = -1;
static int hf_mip6_hb_u_flag = -1;
static int hf_mip6_hb_r_flag = -1;
static int hf_mip6_hb_seqnr = -1;
static int hf_mip6_hi_seqnr = -1;
static int hf_mip6_hi_s_flag = -1;
static int hf_mip6_hi_u_flag = -1;
static int hf_mip6_hi_code = -1;
static int hf_mip6_hack_seqnr = -1;
static int hf_mip6_hack_code = -1;
static int hf_mip6_opt_3gpp_reserved = -1;
static int hf_mip6_opt_3gpp_flag_m = -1;
static int hf_mip6_opt_3gpp_spec_pmipv6_err_code = -1;
static int hf_mip6_opt_3gpp_pdn_gw_ipv4_addr = -1;
static int hf_mip6_opt_3gpp_pdn_gw_ipv6_addr = -1;
static int hf_mip6_opt_3gpp_dhcpv4_addr_all_proc_ind = -1;
static int hf_mip6_opt_3gpp_pdn_type = -1;
static int hf_mip6_opt_3gpp_pdn_ind_cause = -1;
static int hf_mip6_opt_3gpp_chg_id = -1;
static int hf_mip6_opt_3gpp_charging_characteristic = -1;
static int hf_mip6_opt_3gpp_mei = -1;
static int hf_mip6_opt_3gpp_msisdn = -1;
static int hf_mip6_opt_3gpp_apn_rest = -1;
static int hf_mip6_opt_3gpp_max_apn_rest = -1;
static int hf_mip6_opt_3gpp_imsi = -1;
static int hf_mip6_opt_3gpp_pdn_conn_id = -1;
static int hf_hf_mip6_opt_3gpp_lapi = -1;
static int hf_mip6_bra_interval = -1;
static int hf_mip6_acoa_acoa = -1;
static int hf_mip6_nemo_mnp_mnp = -1;
static int hf_mip6_nemo_mnp_pfl = -1;
static int hf_mip6_ni_hni = -1;
static int hf_mip6_ni_cni = -1;
static int hf_mip6_bad_auth = -1;
static int hf_fmip6_lla = -1;
static int hf_fmip6_lla_optcode = -1;
static int hf_mip6_mnid_subtype = -1;
static int hf_mip6_mnid_identifier = -1;
static int hf_mip6_vsm_vid = -1;
static int hf_mip6_vsm_subtype = -1;
static int hf_mip6_vsm_subtype_3gpp = -1;
static int hf_mip6_opt_ss_identifier = -1;
static int hf_mip6_opt_badff_spi = -1;
static int hf_mip6_opt_badff_auth = -1;
static int hf_mip6_opt_auth_sub_type = -1;
static int hf_mip6_opt_auth_mobility_spi = -1;
static int hf_mip6_opt_auth_auth_data = -1;
static int hf_mip6_opt_mseg_id_timestamp = -1;
static int hf_mip6_opt_cgar_cga_par = -1;
static int hf_mip6_opt_sign_sign = -1;
static int hf_mip6_opt_phkt_phkt = -1;
static int hf_mip6_opt_mocot_co_keygen_tok = -1;
static int hf_mip6_opt_dnsu_status = -1;
static int hf_mip6_opt_dnsu_flag_r = -1;
static int hf_mip6_opt_dnsu_mn_id = -1;
static int hf_mip6_opt_em_data = -1;
static int hf_pmip6_hi_hi = -1;
static int hf_pmip6_hi_reserved = -1;
static int hf_pmip6_att_reserved = -1;
static int hf_pmip6_att_att = -1;
static int hf_mip6_opt_mnlli_reserved = -1;
static int hf_mip6_opt_mnlli_lli = -1;
static int hf_pmip6_timestamp = -1;
static int hf_pmip6_rc = -1;
static int hf_mip6_ipv4ha_preflen = -1;
static int hf_mip6_ipv4ha_p_flag = -1;
static int hf_mip6_ipv4ha_ha = -1;
static int hf_mip6_ipv4aa_status = -1;
static int hf_mip6_opt_natd_f_flag = -1;
static int hf_mip6_opt_natd_reserved = -1;
static int hf_mip6_opt_natd_refresh_t = -1;
static int hf_mip6_opt_ipv4coa_reserved = -1;
static int hf_mip6_opt_ipv4coa_addr = -1;
static int hf_pmip6_gre_key = -1;
static int hf_mip6_opt_mhipv6ap_opt_code = -1;
static int hf_mip6_opt_mhipv6ap_prefix_l = -1;
static int hf_mip6_opt_mhipv6ap_ipv6_address = -1;
static int hf_mip6_opt_mhipv6ap_ipv6_address_prefix = -1;
static int hf_mip6_ipv4dra_reserved = -1;
static int hf_mip6_ipv4dra_dra = -1;
static int hf_mip6_ipv4dsm_reserved = -1;
static int hf_mip6_ipv4dsm_s_flag = -1;
static int hf_mip6_cr_reserved = -1;
static int hf_mip6_cr_req_type = -1;
static int hf_mip6_cr_req_length = -1;
static int hf_mip6_lmaa_opt_code = -1;
static int hf_mip6_lmaa_reserved = -1;
static int hf_mip6_lmaa_ipv4 = -1;
static int hf_mip6_lmaa_ipv6 = -1;
static int hf_mip6_mobility = -1;
static int hf_mip6_mobility_opt = -1;
static int hf_mip6_opt_len = -1;
static int hf_mip6_opt_bi_bid = -1;
static int hf_mip6_opt_bi_status = -1;
static int hf_mip6_bi_h_flag = -1;
static int hf_mip6_bi_coa_ipv4 = -1;
static int hf_mip6_bi_coa_ipv6 = -1;
static int hf_mip6_binding_refresh_request = -1;
static int hf_mip6_unknown_type_data = -1;
static int hf_mip6_fast_neighbor_advertisement = -1;
static int hf_mip6_vsm_data = -1;
static int hf_mip6_vsm_req_data = -1;
static int hf_mip6_opt_padn = -1;
static int hf_mip6_option_unknown = -1;
/* PMIP BRI */
static int hf_pmip6_bri_brtype = -1;
static int hf_pmip6_bri_rtrigger = -1;
static int hf_pmip6_bri_status = -1;
static int hf_pmip6_bri_seqnr = -1;
static int hf_pmip6_bri_ip_flag = -1;
static int hf_pmip6_bri_ap_flag = -1;
static int hf_pmip6_bri_iv_flag = -1;
static int hf_pmip6_bri_av_flag = -1;
static int hf_pmip6_bri_ig_flag = -1;
static int hf_pmip6_bri_ag_flag = -1;
static int hf_pmip6_bri_res = -1;
static int hf_pmip6_lri_sequence = -1;
static int hf_pmip6_lri_reserved = -1;
static int hf_pmip6_lri_lifetime = -1;
static int hf_pmip6_lra_sequence = -1;
static int hf_pmip6_lra_u = -1;
static int hf_pmip6_lra_reserved = -1;
static int hf_pmip6_lra_status = -1;
static int hf_pmip6_lra_lifetime = -1;
static int hf_mip6_opt_recap_reserved = -1;
static int hf_mip6_opt_redir_k = -1;
static int hf_mip6_opt_redir_n = -1;
static int hf_mip6_opt_redir_reserved = -1;
static int hf_mip6_opt_redir_addr_r2LMA_ipv6 = -1;
static int hf_mip6_opt_redir_addr_r2LMA_ipv4 = -1;
static int hf_mip6_opt_load_inf_priority = -1;
static int hf_mip6_opt_load_inf_sessions_in_use = -1;
static int hf_mip6_opt_load_inf_maximum_sessions = -1;
static int hf_mip6_opt_load_inf_used_capacity = -1;
static int hf_mip6_opt_load_inf_maximum_capacity = -1;
static int hf_mip6_opt_alt_ip4 = -1;
/* Mobile Node Group Identifier Optionm */
static int hf_mip6_opt_mng_sub_type = -1;
static int hf_mip6_opt_mng_reserved = -1;
static int hf_mip6_opt_mng_mng_id = -1;
static int hf_mip6_opt_mag_ipv6_reserved = -1;
static int hf_mip6_opt_mag_ipv6_address_length = -1;
static int hf_mip6_opt_mag_ipv6_address = -1;
static int hf_mip6_opt_acc_net_id_sub = -1;
static int hf_mip6_opt_acc_net_id_sub_opt = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_len = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_e_bit = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_net_name_len = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_net_name = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_net_name_data = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_ap_name_len = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_ap_name = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_geo_latitude_degrees = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_geo_longitude_degrees = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_op_id_type = -1;
static int hf_mip6_opt_acc_net_id_sub_opt_op_id = -1;
static int hf_pmip6_opt_lila_lla = -1;
/* Delegated Mobile Network Prefix Option */
static int hf_mip6_opt_dmnp_v_flag = -1;
static int hf_mip6_opt_dmnp_reserved = -1;
static int hf_mip6_opt_dmnp_prefix_len = -1;
static int hf_mip6_opt_dmnp_dmnp_ipv4 = -1;
static int hf_mip6_opt_dmnp_dmnp_ipv6 = -1;
/* Initialize the subtree pointers */
static gint ett_mip6 = -1;
static gint ett_mip6_opt_pad1 = -1;
static gint ett_mip6_opt_padn = -1;
static gint ett_mip6_opts = -1;
static gint ett_mip6_opt_bra = -1;
static gint ett_mip6_opt_acoa = -1;
static gint ett_mip6_opt_ni = -1;
static gint ett_mip6_opt_bad = -1;
static gint ett_mip6_nemo_opt_mnp = -1;
static gint ett_fmip6_opt_lla = -1;
static gint ett_mip6_opt_mnid = -1;
static gint ett_mip6_opt_auth = -1;
static gint ett_mip6_opt_mesgid = -1;
static gint ett_mip6_opt_cgapr = -1;
static gint ett_mip6_opt_cgar = -1;
static gint ett_mip6_opt_sign = -1;
static gint ett_mip6_opt_phkt = -1;
static gint ett_mip6_opt_mocoti = -1;
static gint ett_mip6_opt_mocot = -1;
static gint ett_mip6_opt_dnsu = -1;
static gint ett_mip6_opt_em = -1;
static gint ett_mip6_opt_vsm = -1;
static gint ett_mip6_opt_ssm = -1;
static gint ett_mip6_opt_badff = -1;
static gint ett_mip6_opt_unknown = -1;
static gint ett_pmip6_opt_hnp = -1;
static gint ett_pmip6_opt_hi = -1;
static gint ett_pmip6_opt_att = -1;
static gint ett_pmip6_opt_mnlli = -1;
static gint ett_pmip6_opt_lla = -1;
static gint ett_pmip6_opt_ts = -1;
static gint ett_pmip6_opt_rc = -1;
static gint ett_mip6_opt_ipv4ha = -1;
static gint ett_mip6_opt_ipv4aa = -1;
static gint ett_mip6_opt_natd = -1;
static gint ett_mip6_opt_ipv4coa = -1;
static gint ett_pmip6_opt_grek = -1;
static gint ett_pmip6_opt_mhipv6ap = -1;
static gint ett_pmip6_opt_bi = -1;
static gint ett_mip6_opt_ipv4hareq = -1;
static gint ett_mip6_opt_ipv4harep = -1;
static gint ett_mip6_opt_ipv4dra = -1;
static gint ett_mip6_opt_ipv4dsm = -1;
static gint ett_mip6_opt_cr = -1;
static gint ett_mip6_opt_lmaa = -1;
static gint ett_mip6_opt_recap = -1;
static gint ett_mip6_opt_redir = -1;
static gint ett_mip6_opt_load_inf = -1;
static gint ett_mip6_opt_alt_ip4 = -1;
static gint ett_mip6_opt_mng = -1;
static gint ett_mip6_opt_mag_ipv6 = -1;
static gint ett_mip6_opt_acc_net_id = -1;
static gint ett_mip6_sub_opt_acc_net_id = -1;
static gint ett_mip6_opt_dmnp = -1;
static expert_field ei_mip6_ie_not_dissected = EI_INIT;
static expert_field ei_mip6_ani_type_not_dissected = EI_INIT;
static expert_field ei_mip6_opt_len_invalid = EI_INIT;
static expert_field ei_mip6_vsm_data_not_dissected = EI_INIT;
static expert_field ei_mip6_bogus_header_length = EI_INIT;
typedef struct mip6_opt {
int optcode; /**< code for option */
const char *name; /**< name of option */
int *subtree_index; /**< pointer to subtree index for option */
opt_len_type len_type; /**< type of option length field */
int optlen; /**< value length should be (minimum if VARIABLE) */
void (*dissect)(const struct mip6_opt *,
tvbuff_t *,
int,
guint,
packet_info *,
proto_tree *,
proto_item *); /**< routine to dissect option */
} mip6_opt;
/* Functions to dissect the mobility headers */
static int
dissect_mip6_brr(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
proto_tree_add_item(mip6_tree, hf_mip6_binding_refresh_request, tvb, MIP6_DATA_OFF, MIP6_BRR_LEN, ENC_NA);
return MIP6_DATA_OFF + MIP6_BRR_LEN;
}
static int
dissect_mip6_hoti(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_HOTI_LEN, ett_mip6, NULL, "Home Test Init");
proto_tree_add_item(data_tree, hf_mip6_hoti_cookie, tvb,
MIP6_HOTI_COOKIE_OFF, MIP6_HOTI_COOKIE_LEN, ENC_BIG_ENDIAN);
}
return MIP6_DATA_OFF + MIP6_HOTI_LEN;
}
static int
dissect_mip6_coti(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_COTI_LEN, ett_mip6, NULL, "Care-of Test Init");
proto_tree_add_item(data_tree, hf_mip6_coti_cookie, tvb,
MIP6_COTI_COOKIE_OFF, MIP6_COTI_COOKIE_LEN, ENC_BIG_ENDIAN);
}
return MIP6_DATA_OFF + MIP6_COTI_LEN;
}
static int
dissect_mip6_hot(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_HOT_LEN, ett_mip6, NULL, "Home Test");
proto_tree_add_item(data_tree, hf_mip6_hot_nindex, tvb,
MIP6_HOT_INDEX_OFF, MIP6_HOT_INDEX_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hot_cookie, tvb,
MIP6_HOT_COOKIE_OFF, MIP6_HOT_COOKIE_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hot_token, tvb,
MIP6_HOT_TOKEN_OFF, MIP6_HOT_TOKEN_LEN, ENC_BIG_ENDIAN);
}
return MIP6_DATA_OFF + MIP6_HOT_LEN;
}
static int
dissect_mip6_cot(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_COT_LEN, ett_mip6, NULL, "Care-of Test");
proto_tree_add_item(data_tree, hf_mip6_cot_nindex, tvb,
MIP6_COT_INDEX_OFF, MIP6_COT_INDEX_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_cot_cookie, tvb,
MIP6_COT_COOKIE_OFF, MIP6_COT_COOKIE_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hot_token, tvb,
MIP6_COT_TOKEN_OFF, MIP6_COT_TOKEN_LEN, ENC_BIG_ENDIAN);
}
return MIP6_DATA_OFF + MIP6_COT_LEN;
}
/* RFC3775 */
/*
http://www.iana.org/assignments/mobility-parameters/mobility-parameters.xml#mobility-parameters-11
A 0x8000 [RFC6275]
H 0x4000 [RFC6275]
L 0x2000 [RFC6275]
K 0x1000 [RFC6275]
M 0x0800 [RFC4140]
R 0x0400 [RFC3963]
P 0x0200 [RFC5213]
F 0x0100 [RFC5555]
T 0x0080 [RFC5845]
B 0x0040 [RFC6602]
*/
static int
dissect_mip6_bu(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
int lifetime;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_BU_LEN, ett_mip6, NULL, "Binding Update");
proto_tree_add_item(data_tree, hf_mip6_bu_seqnr, tvb,
MIP6_BU_SEQNR_OFF, MIP6_BU_SEQNR_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_bu_a_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_bu_h_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_bu_l_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_bu_k_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_bu_m_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_nemo_bu_r_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_pmip6_bu_p_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_bu_f_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_pmip6_bu_t_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_pmip6_bu_b_flag, tvb,
MIP6_BU_FLAGS_OFF, MIP6_BU_FLAGS_LEN, ENC_BIG_ENDIAN);
if ((tvb_get_guint8(tvb, MIP6_BU_FLAGS_OFF) & 0x0004 ) == 0x0004)
proto_nemo = 1;
lifetime = tvb_get_ntohs(tvb, MIP6_BU_LIFETIME_OFF);
proto_tree_add_uint_format_value(data_tree, hf_mip6_bu_lifetime, tvb,
MIP6_BU_LIFETIME_OFF,
MIP6_BU_LIFETIME_LEN, lifetime,
"%d (%ld seconds)",
lifetime, (long)lifetime * 4);
}
return MIP6_DATA_OFF + MIP6_BU_LEN;
}
static int
dissect_mip6_ba(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
int lifetime;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_BA_LEN, ett_mip6, NULL, "Binding Acknowledgement");
proto_tree_add_item(data_tree, hf_mip6_ba_status, tvb,
MIP6_BA_STATUS_OFF, MIP6_BA_STATUS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_ba_k_flag, tvb,
MIP6_BA_FLAGS_OFF, MIP6_BA_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_nemo_ba_r_flag, tvb,
MIP6_BA_FLAGS_OFF, MIP6_BA_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_pmip6_ba_p_flag, tvb,
MIP6_BA_FLAGS_OFF, MIP6_BA_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_pmip6_ba_t_flag, tvb,
MIP6_BA_FLAGS_OFF, MIP6_BA_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_pmip6_ba_b_flag, tvb,
MIP6_BA_FLAGS_OFF, MIP6_BA_FLAGS_LEN, ENC_BIG_ENDIAN);
if ((tvb_get_guint8(tvb, MIP6_BA_FLAGS_OFF) & 0x0040 ) == 0x0040)
proto_nemo = 1;
proto_tree_add_item(data_tree, hf_mip6_ba_seqnr, tvb,
MIP6_BA_SEQNR_OFF, MIP6_BA_SEQNR_LEN, ENC_BIG_ENDIAN);
lifetime = tvb_get_ntohs(tvb, MIP6_BA_LIFETIME_OFF);
proto_tree_add_uint_format_value(data_tree, hf_mip6_ba_lifetime, tvb,
MIP6_BA_LIFETIME_OFF,
MIP6_BA_LIFETIME_LEN, lifetime,
"%d (%ld seconds)",
lifetime, (long)lifetime * 4);
}
return MIP6_DATA_OFF + MIP6_BA_LEN;
}
static int
dissect_mip6_be(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_BE_LEN, ett_mip6, NULL, "Binding Error");
proto_tree_add_item(data_tree, hf_mip6_be_status, tvb,
MIP6_BE_STATUS_OFF, MIP6_BE_STATUS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_be_haddr, tvb,
MIP6_BE_HOA_OFF, MIP6_BE_HOA_LEN, ENC_NA);
}
return MIP6_DATA_OFF + MIP6_BE_LEN;
}
/* Home Agent Switch Message */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|# of Addresses | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ +
. .
. Home Agent Addresses .
. .
+ +
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ +
. .
. Mobility Options .
. .
+ +
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static int
dissect_mip6_has(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
guint num_addrs, len;
num_addrs = tvb_get_guint8(tvb, MIP6_DATA_OFF);
len = 2 + num_addrs * 16;
if (mip6_tree) {
proto_tree *data_tree;
gint off;
guint i;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
len, ett_mip6, NULL, "Home Agent Switch");
proto_tree_add_item(data_tree, hf_mip6_has_num_addrs, tvb,
MIP6_DATA_OFF, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_has_reserved, tvb,
MIP6_DATA_OFF + 1, 1, ENC_BIG_ENDIAN);
for (i = 0, off = MIP6_DATA_OFF + 2; i < num_addrs; i++, off += 16) {
proto_tree_add_item(data_tree, hf_mip6_has_address, tvb, off, 16, ENC_NA);
}
}
return len;
}
static int
dissect_mip6_hb(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_HB_LEN, ett_mip6, NULL, "Heartbeat");
proto_tree_add_item(data_tree, hf_mip6_hb_u_flag, tvb,
MIP6_HB_FLAGS_OFF, MIP6_HB_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hb_r_flag, tvb,
MIP6_HB_FLAGS_OFF, MIP6_HB_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hb_seqnr, tvb,
MIP6_HB_SEQNR_OFF, MIP6_HB_SEQNR_LEN, ENC_BIG_ENDIAN);
}
return MIP6_DATA_OFF + MIP6_HB_LEN;
}
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Sequence # |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|S|U| Reserved | Code | |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ .
| |
. .
. Mobility options .
. .
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Figure 6: Handover Initiate (HI) Message
*/
static int
dissect_mip6_hi(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF, 4, ett_mip6, NULL, "Handover Initiate");
proto_tree_add_item(data_tree, hf_mip6_hi_seqnr, tvb,
MIP6_DATA_OFF, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hi_s_flag, tvb,
MIP6_DATA_OFF+2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hi_u_flag, tvb,
MIP6_DATA_OFF+2, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hi_code, tvb,
MIP6_DATA_OFF+3, 1, ENC_BIG_ENDIAN);
}
return MIP6_DATA_OFF + 4;
}
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Sequence # |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Reserved | Code | |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ .
| |
. .
. Mobility options .
. .
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Figure 7: Handover Acknowledge (HAck) Message
*/
static int
dissect_mip6_hack(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF, 4, ett_mip6, NULL, "Handover Acknowledge ");
proto_tree_add_item(data_tree, hf_mip6_hack_seqnr, tvb,
MIP6_DATA_OFF, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_mip6_hack_code, tvb,
MIP6_DATA_OFF+3, 1, ENC_BIG_ENDIAN);
}
return MIP6_DATA_OFF + 4;
}
static int
dissect_mip6_unknown(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
guint hdr_len, data_len;
hdr_len = (tvb_get_guint8(tvb, MIP6_HLEN_OFF) + 1) * 8;
data_len = hdr_len - MIP6_DATA_OFF;
proto_tree_add_item(mip6_tree, hf_mip6_unknown_type_data, tvb, MIP6_DATA_OFF, data_len, ENC_NA);
return hdr_len;
}
static int
dissect_fmip6_fbu(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
int lifetime;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
MIP6_BU_LEN, ett_mip6, NULL, "Fast Binding Update");
proto_tree_add_item(data_tree, hf_fmip6_fbu_seqnr, tvb,
FMIP6_FBU_SEQNR_OFF, FMIP6_FBU_SEQNR_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_fmip6_fbu_a_flag, tvb,
FMIP6_FBU_FLAGS_OFF, FMIP6_FBU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_fmip6_fbu_h_flag, tvb,
FMIP6_FBU_FLAGS_OFF, FMIP6_FBU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_fmip6_fbu_l_flag, tvb,
FMIP6_FBU_FLAGS_OFF, FMIP6_FBU_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_fmip6_fbu_k_flag, tvb,
FMIP6_FBU_FLAGS_OFF, FMIP6_FBU_FLAGS_LEN, ENC_BIG_ENDIAN);
lifetime = tvb_get_ntohs(tvb, FMIP6_FBU_LIFETIME_OFF);
proto_tree_add_uint_format_value(data_tree, hf_fmip6_fbu_lifetime, tvb,
FMIP6_FBU_LIFETIME_OFF,
FMIP6_FBU_LIFETIME_LEN, lifetime,
"%d (%ld seconds)",
lifetime, (long)lifetime * 4);
}
return MIP6_DATA_OFF + FMIP6_FBU_LEN;
}
static int
dissect_fmip6_fback(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
if (mip6_tree) {
proto_tree *data_tree;
int lifetime;
data_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
FMIP6_FBACK_LEN, ett_mip6, NULL, "Fast Binding Acknowledgement");
proto_tree_add_item(data_tree, hf_fmip6_fback_status, tvb,
FMIP6_FBACK_STATUS_OFF, FMIP6_FBACK_STATUS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_fmip6_fback_k_flag, tvb,
FMIP6_FBACK_FLAGS_OFF, FMIP6_FBACK_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(data_tree, hf_fmip6_fback_seqnr, tvb,
FMIP6_FBACK_SEQNR_OFF, FMIP6_FBACK_SEQNR_LEN, ENC_BIG_ENDIAN);
lifetime = tvb_get_ntohs(tvb, FMIP6_FBACK_LIFETIME_OFF);
proto_tree_add_uint_format_value(data_tree, hf_fmip6_fback_lifetime, tvb,
FMIP6_FBACK_LIFETIME_OFF,
FMIP6_FBACK_LIFETIME_LEN, lifetime,
"%d (%ld seconds)",
lifetime, (long)lifetime * 4);
}
return MIP6_DATA_OFF + FMIP6_FBACK_LEN;
}
static int
dissect_fmip6_fna(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_)
{
proto_tree_add_item(mip6_tree, hf_mip6_fast_neighbor_advertisement, tvb, MIP6_DATA_OFF, FMIP6_FNA_LEN, ENC_NA);
return MIP6_DATA_OFF + FMIP6_FNA_LEN;
}
/* PMIP Binding Revocation Indication / Acknowledge */
static int
dissect_pmip6_bri(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo)
{
#define INDICATION 1
#define ACKNOWLEDGE 2
proto_tree *field_tree;
guint8 br_type;
br_type = tvb_get_guint8(tvb, PMIP6_BRI_BRTYPE_OFF);
/* Branch between BR Indication and BR Acknowledge */
if ( br_type == INDICATION )
{
col_append_str(pinfo->cinfo, COL_INFO, " Indication");
if (mip6_tree)
{
field_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
PMIP6_BRI_LEN, ett_mip6, NULL, "Binding Revocation Indication");
proto_tree_add_item(field_tree, hf_pmip6_bri_brtype, tvb,
PMIP6_BRI_BRTYPE_OFF, PMIP6_BRI_BRTYPE_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_rtrigger, tvb,
PMIP6_BRI_RTRIGGER_OFF, PMIP6_BRI_RTRIGGER_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_seqnr, tvb,
PMIP6_BRI_SEQNR_OFF, PMIP6_BRI_SEQNR_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_ip_flag, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_iv_flag, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_ig_flag, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_res, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
}
} else if ( br_type == ACKNOWLEDGE ) {
col_append_str(pinfo->cinfo, COL_INFO, " Acknowledge");
if (mip6_tree)
{
field_tree = proto_tree_add_subtree(mip6_tree, tvb, MIP6_DATA_OFF,
PMIP6_BRI_LEN, ett_mip6, NULL, "Binding Revocation Acknowledge");
proto_tree_add_item(field_tree, hf_pmip6_bri_brtype, tvb,
PMIP6_BRI_BRTYPE_OFF, PMIP6_BRI_BRTYPE_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_status, tvb,
PMIP6_BRI_STATUS_OFF, PMIP6_BRI_STATUS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_seqnr, tvb,
PMIP6_BRI_SEQNR_OFF, PMIP6_BRI_SEQNR_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_ap_flag, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_av_flag, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_ag_flag, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_pmip6_bri_res, tvb,
PMIP6_BRI_FLAGS_OFF, PMIP6_BRI_FLAGS_LEN, ENC_BIG_ENDIAN);
}
}
return MIP6_DATA_OFF + PMIP6_BRI_LEN;
}
/*
10.1. Localized Routing Initiation (LRI)
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Sequence # |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Reserved | Lifetime |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
. .
. Mobility options .
. .
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static int
dissect_pmip6_lri(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_, gint offset)
{
proto_tree_add_item(mip6_tree, hf_pmip6_lri_sequence, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(mip6_tree, hf_pmip6_lri_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(mip6_tree, hf_pmip6_lri_lifetime, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
return offset;
}
/*
10.2. Localized Routing Acknowledgment (LRA)
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Sequence # |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|U| Reserved | Status | Lifetime |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
. .
. Mobility options .
. .
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static int
dissect_pmip6_lra(tvbuff_t *tvb, proto_tree *mip6_tree, packet_info *pinfo _U_, gint offset)
{
proto_tree_add_item(mip6_tree, hf_pmip6_lra_sequence, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(mip6_tree, hf_pmip6_lra_u, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(mip6_tree, hf_pmip6_lra_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(mip6_tree, hf_pmip6_lra_status, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(mip6_tree, hf_pmip6_lra_lifetime, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
return offset;
}
/* Functions to dissect the mobility options */
/*Dissect vendor option 3GPP
* Ref Mobile IPv6 vendor specific option format and usage within 3GPP
* (3GPP TS 29.282 version 10.2.0 Release 10)
*/
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Vendor ID |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Sub-Type | Reserved |M| 3GPP Specific IE Data Fragment
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static int
dissect_mip6_opt_vsm_3gpp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
{
proto_item *hdr_item = tree;
int len = tvb_reported_length(tvb);
int offset = 0;
guint8 sub_type, m_flag;
tvbuff_t *next_tvb;
const gchar *mei_str;
const char *digit_str;
gchar *mcc_mnc_str;
const gchar *imsi_str;
/* offset points to the sub type */
sub_type = tvb_get_guint8(tvb,offset);
proto_tree_add_item(tree, hf_mip6_vsm_subtype_3gpp, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, " %s", val_to_str_ext_const(sub_type, &mip6_vsm_subtype_3gpp_value_ext, "<unknown>"));
offset++;
m_flag = tvb_get_guint8(tvb,offset) & 0x01;
proto_tree_add_item(tree, hf_mip6_opt_3gpp_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(tree, hf_mip6_opt_3gpp_flag_m, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
/* set len to the length of the data section */
len = len - 2;
if(m_flag){
proto_tree_add_expert_format(tree, pinfo, &ei_mip6_vsm_data_not_dissected, tvb, offset, len, "Data fragment, handling not implemented yet");
return len;
}
/* see 3GPP TS 29.275 version 10.5.0 Release 10 */
switch (sub_type) {
/* 1, Protocol Configuration Options
* 3GPP PCO data, in the format from 3GPP TS 24.008 [16] subclause 10.5.6.3, starting with octet 3
* de_sm_pco(tvb, tree, pinfo, 0, length, NULL, 0);
* Note needs pinfo->link_dir ?
*/
case 1:
/* pinfo->link_dir == P2P_DIR_UNKNOWN */
de_sm_pco(tvb, tree, pinfo, offset, len, NULL, 0);
break;
/* 2, 3GPP Specific PMIPv6 Error Code */
case 2:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_spec_pmipv6_err_code, tvb, offset, 1, ENC_BIG_ENDIAN);
break;
/* 3, PMIPv6 PDN GW IP Address
* PDN GW IP address, as specified in subclause 12.1.1.4
*/
case 3:
if(len == 4){
/* Ipv4 address */
proto_tree_add_item(tree, hf_mip6_opt_3gpp_pdn_gw_ipv4_addr, tvb, offset, 4, ENC_BIG_ENDIAN);
}else if(len == 16){
/* IPv6 address */
proto_tree_add_item(tree, hf_mip6_opt_3gpp_pdn_gw_ipv6_addr, tvb, offset, 16, ENC_NA);
}
break;
/* 4, PMIPv6 DHCPv4 Address Allocation Procedure Indication
* DHCPv4 Address Allocation Procedure Indication, as specified in subclause 12.1.1.5
*/
case 4:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_dhcpv4_addr_all_proc_ind, tvb, offset, 1, ENC_BIG_ENDIAN);
break;
/* 5, PMIPv6 Fully Qualified PDN Connection Set Identifier
* FQ-CSID as specified in subclause 12.1.1.2
*/
case 5:
next_tvb = tvb_new_subset_length(tvb, offset, len);
dissect_gtpv2_fq_csid(next_tvb, pinfo, tree, hdr_item, len, 0, 0, NULL);
break;
/* 6, PMIPv6 PDN type indication */
case 6:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_pdn_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(tree, hf_mip6_opt_3gpp_pdn_ind_cause, tvb, offset, 1, ENC_BIG_ENDIAN);
break;
/* 7, Charging ID
* Charging ID as specified in subclause 12.1.1.6
*/
case 7:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_chg_id, tvb, offset, 4, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, " %u", tvb_get_ntohl(tvb, offset));
break;
/* 8, Selection Mode */
case 8:
next_tvb = tvb_new_subset_length(tvb, offset, len);
dissect_gtpv2_selec_mode(next_tvb, pinfo, tree, hdr_item, len, 0, 0, NULL);
break;
/* 9, I-WLAN Mobility Access Point Name (APN) */
/* 10, Charging Characteristics */
case 10:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_charging_characteristic, tvb, offset, 2, ENC_BIG_ENDIAN);
break;
/* 11, Mobile Equipment Identity (MEI) */
case 11:
mei_str = tvb_bcd_dig_to_wmem_packet_str( tvb, offset, len, NULL, FALSE);
proto_tree_add_string(tree, hf_mip6_opt_3gpp_mei, tvb, offset, len, mei_str);
proto_item_append_text(hdr_item, " %s", mei_str);
break;
/* 12, MSISDN */
case 12:
dissect_e164_cc(tvb, tree, offset, E164_ENC_BCD);
digit_str = tvb_bcd_dig_to_wmem_packet_str( tvb, offset, len, NULL, FALSE);
proto_tree_add_string(tree, hf_mip6_opt_3gpp_msisdn, tvb, offset, len, digit_str);
proto_item_append_text(hdr_item, " %s", digit_str);
break;
/* 13, Serving Network */
case 13:
mcc_mnc_str = dissect_e212_mcc_mnc_wmem_packet_str(tvb, pinfo, tree, offset, E212_NONE, TRUE);
proto_item_append_text(hdr_item," %s", mcc_mnc_str);
break;
/* 14, APN Restriction */
case 14:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_apn_rest, tvb, offset, 1, ENC_BIG_ENDIAN);
break;
/* 15, Maximum APN Restriction */
case 15:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_max_apn_rest, tvb, offset, 1, ENC_BIG_ENDIAN);
break;
/* 16, Unauthenticated IMSI */
case 16:
imsi_str = tvb_bcd_dig_to_wmem_packet_str( tvb, offset, len, NULL, FALSE);
proto_tree_add_string(tree, hf_mip6_opt_3gpp_imsi, tvb, offset, len, imsi_str);
proto_item_append_text(hdr_item," %s", imsi_str);
break;
/* 17, PDN Connection ID */
case 17:
proto_tree_add_item(tree, hf_mip6_opt_3gpp_pdn_conn_id, tvb, offset, 1, ENC_BIG_ENDIAN);
break;
/* 18, PGW Back-Off Time */
case 18:
next_tvb = tvb_new_subset_length(tvb, offset, len);
dissect_gtpv2_epc_timer(next_tvb, pinfo, tree, hdr_item, len, 0, 0, NULL);
break;
/* 19, Signalling Priority Indication */
case 19:
proto_tree_add_item(tree, hf_hf_mip6_opt_3gpp_lapi, tvb, offset, 1, ENC_BIG_ENDIAN);
break;
/* 20, Additional Protocol Configuration Options
* 12.1.1.19 Additional Protocol Configuration Options
* The Additional Protocol Configuration Options IE contains additional 3GPP protocol configuration options
* information. The IE is in the same format as the PCO IE specified in 3GPP TS 24.008 [16] subclause 10.5.6.3, starting
* with octet 3.
*/
default:
proto_tree_add_expert(tree, pinfo, &ei_mip6_vsm_data_not_dissected, tvb, offset, len);
break;
}
return len;
}
/* 1 PadN [RFC3775] */
static void
dissect_mip6_opt_padn(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
guint8 len;
/* offset points to tag(opt) */
offset++;
len = tvb_get_guint8(tvb, offset);
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
if (len > 0) {
proto_tree_add_item(opt_tree, hf_mip6_opt_padn, tvb, offset, len, ENC_NA);
}
}
/* 2 Binding Refresh Advice */
static void
dissect_mip6_opt_bra(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
int ri;
ri = tvb_get_ntohs(tvb, offset + MIP6_BRA_RI_OFF);
proto_tree_add_uint_format_value(opt_tree, hf_mip6_bra_interval, tvb,
offset, optlen,
ri, "%d (%ld seconds)",
ri, (long)ri * 4);
}
/*3 Alternate Care-of Address */
static void
dissect_mip6_opt_acoa(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree_add_item(opt_tree, hf_mip6_acoa_acoa, tvb,
offset + MIP6_ACOA_ACOA_OFF, MIP6_ACOA_ACOA_LEN, ENC_NA);
}
/* 4 Nonce Indices */
static void
dissect_mip6_opt_ni(const mip6_opt *optp, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree *field_tree;
field_tree = proto_tree_add_subtree(opt_tree, tvb, offset, optlen, *optp->subtree_index, NULL, optp->name);
proto_tree_add_item(field_tree, hf_mip6_ni_hni, tvb,
offset + MIP6_NI_HNI_OFF, MIP6_NI_HNI_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_mip6_ni_cni, tvb,
offset + MIP6_NI_CNI_OFF, MIP6_NI_CNI_LEN, ENC_BIG_ENDIAN);
}
/* 5 Authorization Data */
static void
dissect_mip6_opt_bad(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree *field_tree;
field_tree = proto_tree_add_subtree(opt_tree, tvb, offset, optlen, *optp->subtree_index, NULL, optp->name);
proto_tree_add_item(field_tree, hf_mip6_bad_auth, tvb,
offset + MIP6_BAD_AUTH_OFF,
optlen - MIP6_BAD_AUTH_OFF, ENC_NA);
}
/* 6 Mobile Network Prefix Option */
static void
dissect_mip6_nemo_opt_mnp(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree *field_tree;
guint8 prefix_len;
field_tree = proto_tree_add_subtree(opt_tree, tvb, offset, optlen, *optp->subtree_index, NULL, optp->name);
proto_tree_add_item(opt_tree, hf_mip6_nemo_mnp_pfl, tvb,
offset + MIP6_NEMO_MNP_PL_OFF, 1, ENC_BIG_ENDIAN);
prefix_len = tvb_get_guint8(tvb, offset + MIP6_NEMO_MNP_PL_OFF);
proto_tree_add_item(field_tree, hf_mip6_nemo_mnp_mnp, tvb,
offset + MIP6_NEMO_MNP_MNP_OFF, MIP6_NEMO_MNP_MNP_LEN, ENC_NA);
proto_item_append_text(hdr_item, ": %s/%u",
tvb_ip6_to_str(tvb, offset + MIP6_NEMO_MNP_MNP_OFF), prefix_len);
}
/* 7 Mobility Header Link-Layer Address option [RFC5568] */
static void
dissect_fmip6_opt_lla(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
int len;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset+1, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(opt_tree, hf_fmip6_lla_optcode, tvb,
offset + FMIP6_LLA_OPTCODE_OFF, FMIP6_LLA_OPTCODE_LEN, ENC_BIG_ENDIAN);
len = optlen - FMIP6_LLA_LLA_OFF;
if (len > 0) {
proto_tree_add_item(opt_tree, hf_fmip6_lla, tvb, offset + FMIP6_LLA_LLA_OFF, len, ENC_NA);
}
}
/* 8 MN-ID-OPTION-TYPE */
static void
dissect_mip6_opt_mnid(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item)
{
int len;
const guint8 *str;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_mnid_subtype, tvb,
offset, 1, ENC_BIG_ENDIAN);
offset++;
len = optlen - MIP6_MNID_MNID_OFF;
if (len > 0) {
proto_tree_add_item_ret_string(opt_tree, hf_mip6_mnid_identifier, tvb, offset, len, ENC_UTF_8|ENC_NA, wmem_packet_scope(), &str);
proto_item_append_text(hdr_item, ": %s", str);
}
}
/* 9 AUTH-OPTION-TYPE
http://tools.ietf.org/html/rfc4285
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Option Type | Option Length | Subtype |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Mobility SPI |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Authentication Data ....
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Figure 2: Mobility Message Authentication Option
*/
static void
dissect_mip6_opt_auth(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_auth_sub_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_auth_mobility_spi, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(opt_tree, hf_mip6_opt_auth_auth_data, tvb, offset, optlen-4-3, ENC_NA);
}
/* 10 MESG-ID-OPTION-TYPE [RFC4285] */
static void
dissect_mip6_opt_mseg_id(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mseg_id_timestamp, tvb, offset, 8, ENC_BIG_ENDIAN);
}
/* 11 CGA Parameters Request [RFC4866] */
/* Carries no data */
/* 12 CGA Parameters [RFC4866] */
static void
dissect_mip6_opt_cgar(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_cgar_cga_par, tvb, offset, optlen-2, ENC_NA);
}
/* 13 Signature [RFC4866] */
static void
dissect_mip6_opt_sign(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_sign_sign, tvb, offset, optlen-2, ENC_NA);
}
/* 14 Permanent Home Keygen Token [RFC4866] */
static void
dissect_mip6_opt_phkt(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_phkt_phkt, tvb, offset, optlen-2, ENC_NA);
}
/* 15 Care-of Test Init [RFC4866]
* No data in this option.
*/
/* 16 Care-of Test [RFC4866] */
static void
dissect_mip6_opt_mocot(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mocot_co_keygen_tok, tvb, offset, optlen-2, ENC_NA);
}
/* 17 DNS-UPDATE-TYPE [RFC5026]
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Option Type | Option Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Status |R| Reserved | MN identity (FQDN) ...
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Option Type
DNS-UPDATE-TYPE (17)
*/
static void
dissect_mip6_opt_dnsu(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_dnsu_status, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_dnsu_flag_r, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_dnsu_mn_id, tvb, offset, optlen-2-2, ENC_NA);
}
/* 18 Experimental Mobility Option [RFC5096] */
static void
dissect_mip6_opt_em(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_em_data, tvb, offset, optlen-2, ENC_NA);
}
/* 19 Vendor Specific Mobility Option [RFC5094] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Vendor ID |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Sub-Type | Data.......
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_mip6_opt_vsm(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
tvbuff_t *next_tvb;
int len;
guint32 vendorid;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_vsm_vid, tvb,
offset, MIP6_VSM_VID_LEN, ENC_BIG_ENDIAN);
vendorid = tvb_get_ntohl(tvb, offset);
proto_item_append_text(hdr_item, ": %s", val_to_str_ext_const(vendorid, &sminmpec_values_ext, "<unknown>"));
offset += 4;
next_tvb = tvb_new_subset_length(tvb, offset, optlen-MIP6_VSM_SUBTYPE_OFF);
if (!dissector_try_uint(mip6_vsm_dissector_table, vendorid, next_tvb, pinfo, opt_tree)){
proto_tree_add_item(opt_tree, hf_mip6_vsm_subtype, tvb,
offset, MIP6_VSM_SUBTYPE_LEN, ENC_BIG_ENDIAN);
offset++;
len = optlen - MIP6_VSM_DATA_OFF;
if (len > 0){
proto_tree_add_item(opt_tree, hf_mip6_vsm_data, tvb, offset, len, ENC_NA);
}
}
}
/* 20 Service Selection Mobility Option [RFC5149] */
static void
dissect_mip6_opt_ssm(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
int len;
const guint8 *str;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
len = optlen - MIP6_SSM_SSM_OFF;
/* 3GPP TS 29.275 version 10.5.0 Release 10, Table 5.1.1.1-2
* Set to the EPS Access Point Name to which the UE
* attaches the new PDN connection.
* The encoding the APN field follows 3GPP TS 23.003
* [12] subclause 9.1 but excluding the trailing zero byte.
* The content of the APN field shall be the full APN with
* both the APN Network Identifier and default APN
* Operator Identifier being present as specified in 3GPP
* TS 23.003 [12] subclauses 9.1.1 and 9.1.2
* NOTE 4.
* NOTE 4: The APN field is not encoded as a dotted string as commonly used in documentation
*/
if (len > 0) {
proto_tree_add_item_ret_string(opt_tree, hf_mip6_opt_ss_identifier, tvb, offset, len, ENC_UTF_8|ENC_NA, wmem_packet_scope(), &str);
proto_item_append_text(hdr_item, ": %s", str);
}
}
/* 21 Binding Authorization Data for FMIPv6 (BADF) [RFC5568] */
static void
dissect_mip6_opt_badff(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_badff_spi, tvb, offset, 4, ENC_BIG_ENDIAN);
offset += 4;
proto_tree_add_item(opt_tree, hf_mip6_opt_badff_auth, tvb, offset, optlen-4-2, ENC_NA);
}
/* 22 Home Network Prefix Option [RFC5213] */
/* see dissect_mip6_nemo_opt_mnp */
/* 23 Handoff Indicator Option [RFC5213] */
/*
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0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved (R) | HI |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_hi(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
guint8 hi;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_pmip6_hi_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
hi = tvb_get_guint8(tvb,offset);
proto_tree_add_item(opt_tree, hf_pmip6_hi_hi, tvb,
offset, PMIP6_HI_HI_LEN, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %s", val_to_str_const(hi, pmip6_hi_opttype_value, "<unknown>"));
}
/* 24 Access Technology Type Option [RFC5213] */
/*
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0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved (R) | ATT |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_att(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
guint8 att;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_pmip6_att_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
att = tvb_get_guint8(tvb,offset);
proto_tree_add_item(opt_tree, hf_pmip6_att_att, tvb,
offset, PMIP6_ATT_ATT_LEN, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %s", val_to_str_ext_const(att, &pmip6_att_att_value_ext, "<unknown>"));
}
/* 25 Mobile Node Link-layer Identifier Option [RFC5213] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ Link-layer Identifier +
. ... .
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_mnlli(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mnlli_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(opt_tree, hf_mip6_opt_mnlli_lli, tvb, offset, optlen-2-2, ENC_NA);
}
/* 26 Link-local Address Option [RFC5213 */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ +
| |
+ Link-local Address +
| |
+ +
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void dissect_pmip6_opt_lla(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree *field_tree;
if (opt_tree) {
field_tree = proto_tree_add_subtree(opt_tree, tvb, offset, optlen, *optp->subtree_index, NULL, optp->name);
proto_tree_add_item(field_tree, hf_pmip6_opt_lila_lla, tvb, offset + 2, 16, ENC_NA);
}
}
/* 27 Timestamp */
/*
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0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ Timestamp +
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Timestamp
A 64-bit unsigned integer field containing a timestamp. The
value indicates the number of seconds since January 1, 1970,
00:00 UTC, by using a fixed point format. In this format, the
integer number of seconds is contained in the first 48 bits of
the field, and the remaining 16 bits indicate the number of
1/65536 fractions of a second.
*/
static void
dissect_pmip6_opt_ts(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
const gchar *str;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
str = tvb_mip6_fmt_ts(tvb,offset);
proto_tree_add_string(opt_tree, hf_pmip6_timestamp, tvb, offset, 8, str);
proto_item_append_text(hdr_item, ": %s", str);
}
/* 28 Restart Counter [RFC5847] */
static void
dissect_pmip6_opt_rc(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree_add_item(opt_tree, hf_pmip6_rc, tvb,
offset + PMIP6_RC_RC_OFF, PMIP6_RC_RC_LEN, ENC_BIG_ENDIAN);
}
/* 29 IPv4 Home Address [RFC5555] */
static void
dissect_pmip6_opt_ipv4ha(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree *field_tree;
int len, p;
field_tree = proto_tree_add_subtree(opt_tree, tvb, offset, optlen, *optp->subtree_index, NULL, optp->name);
p = offset + MIP6_IPV4HA_PREFIXL_OFF;
len = MIP6_IPV4HA_PREFIXL_LEN;
proto_tree_add_item(field_tree, hf_mip6_ipv4ha_preflen, tvb, p, len, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_mip6_ipv4ha_p_flag, tvb, p, len+1, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_mip6_ipv4ha_ha, tvb,
offset + MIP6_IPV4HA_HA_OFF, MIP6_IPV4HA_HA_LEN, ENC_BIG_ENDIAN);
}
/* 30 IPv4 Address Acknowledgement [RFC5555] */
static void
dissect_pmip6_opt_ipv4aa(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_tree *field_tree;
field_tree = proto_tree_add_subtree(opt_tree, tvb, offset, optlen, *optp->subtree_index, NULL, optp->name);
proto_tree_add_item(field_tree, hf_mip6_ipv4aa_status, tvb,
offset + MIP6_IPV4AA_STATUS_OFF, MIP6_IPV4AA_STATUS_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_mip6_ipv4ha_preflen, tvb,
offset + MIP6_IPV4AA_PREFIXL_OFF, MIP6_IPV4AA_PREFIXL_LEN, ENC_BIG_ENDIAN);
proto_tree_add_item(field_tree, hf_mip6_ipv4ha_ha, tvb,
offset + MIP6_IPV4AA_HA_OFF, MIP6_IPV4AA_HA_LEN, ENC_BIG_ENDIAN);
}
/* 31 NAT Detection [RFC5555] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |F| Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Refresh time |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_natd(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_item *item;
guint32 refresh_time;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_natd_f_flag, tvb, offset, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(opt_tree, hf_mip6_opt_natd_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
refresh_time = tvb_get_ntohl(tvb, offset);
item = proto_tree_add_item(opt_tree, hf_mip6_opt_natd_refresh_t, tvb, offset, 4, ENC_BIG_ENDIAN);
proto_item_append_text(item, " seconds");
if (refresh_time == 0) {
proto_item_append_text(item, " (Ignore)");
}
if (refresh_time == 0xffffffff) {
proto_item_append_text(item, " (keepalives are not needed, no NAT detected)");
}
}
/* 32 IPv4 Care-of Address [RFC5555] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| IPv4 Care-of address |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_ipv4coa(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_ipv4coa_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(opt_tree, hf_mip6_opt_ipv4coa_addr, tvb, offset, 4, ENC_BIG_ENDIAN);
}
/* 33 GRE Key Option [RFC5845] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| GRE Key Identifier |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_grek(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_ipv4dra_reserved, tvb,
offset, 2, ENC_BIG_ENDIAN);
if (optlen == 8) {
offset += 2;
proto_tree_add_item(opt_tree, hf_pmip6_gre_key, tvb,
offset, PMIP6_GREK_ID_LEN, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %u", tvb_get_ntohl(tvb,offset));
}
}
/* 34 Mobility Header IPv6 Address/Prefix [RFC5568]
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Option-Code | Prefix Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ +
| |
+ IPv6 Address/Prefix +
| |
+ +
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_mhipv6ap(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
guint8 prefix_l;
proto_item *ti;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mhipv6ap_opt_code, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
prefix_l = tvb_get_guint8(tvb,offset);
proto_tree_add_item(opt_tree, hf_mip6_opt_mhipv6ap_prefix_l, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mhipv6ap_ipv6_address, tvb, offset, 16, ENC_NA);
ti = proto_tree_add_string(opt_tree, hf_mip6_opt_mhipv6ap_ipv6_address_prefix, tvb, offset -1, 16+1, tvb_ip6_to_str(tvb, offset));
proto_item_append_text(ti, "/%u", prefix_l);
PROTO_ITEM_SET_GENERATED(ti);
}
/* 35 Binding Identifier [RFC5648] */
/*
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type = 35 | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Binding ID (BID) | Status |H| Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-------------------------------+
+ +
: IPv4 or IPv6 care-of address (CoA) :
+ +
+---------------------------------------------------------------+
*/
static void
dissect_pmip6_opt_bi(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_bi_bid, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(opt_tree, hf_mip6_opt_bi_status, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_bi_h_flag, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
if (optlen == 8) {
/* IPv4 addr */
proto_tree_add_item(opt_tree, hf_mip6_bi_coa_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN);
}else if (optlen == 20) {
/* Ipv6 Addr */
proto_tree_add_item(opt_tree, hf_mip6_bi_coa_ipv6, tvb, offset, 16, ENC_NA);
}
}
/* 36 IPv4 Home Address Request [RFC5844] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |Prefix-len | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| IPv4 home address |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_ipv4hareq(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_item *item;
guint32 dword;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_ipv4ha_preflen, tvb,
offset, 1, ENC_BIG_ENDIAN);
offset++;
/* Reserved */
offset++;
dword = tvb_get_ntohl(tvb,offset);
item = proto_tree_add_item(opt_tree, hf_mip6_ipv4ha_ha, tvb,
offset, MIP6_IPV4HAREQ_HA_LEN, ENC_BIG_ENDIAN);
if (dword == 0) {
proto_item_append_text(item, " - Request that the local mobility anchor perform the address allocation");
}
proto_item_append_text(hdr_item, ": %s", tvb_ip_to_str(tvb,offset));
}
/* 37 IPv4 Home Address Reply [RFC5844] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Status |Pref-len |Res|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| IPv4 home address |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_ipv4harep(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
guint8 status;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
status = tvb_get_guint8(tvb,offset);
proto_tree_add_item(opt_tree, hf_mip6_ipv4aa_status, tvb,
offset, MIP6_IPV4HAREP_STATUS_LEN, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %s ", val_to_str_const(status, pmip6_ipv4aa_status_values, "<unknown>"));
offset++;
proto_tree_add_item(opt_tree, hf_mip6_ipv4ha_preflen, tvb,
offset, MIP6_IPV4HAREP_PREFIXL_LEN, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_ipv4ha_ha, tvb,
offset, MIP6_IPV4HAREP_HA_LEN, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %s", tvb_ip_to_str(tvb,offset));
}
/* 38 IPv4 Default-Router Address [RFC5844] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved (R) |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| IPv4 Default-Router Address |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_ipv4dra(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_ipv4dra_reserved, tvb,
offset, 2, ENC_BIG_ENDIAN);
offset += 2;
proto_tree_add_item(opt_tree, hf_mip6_ipv4dra_dra, tvb,
offset, MIP6_IPV4DRA_DRA_LEN, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %s", tvb_ip_to_str(tvb,offset));
}
/* 39 IPv4 DHCP Support Mode [RFC5844] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved (R) |S|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_ipv4dsm(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_ipv4dsm_reserved, tvb,
offset, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(opt_tree, hf_mip6_ipv4dsm_s_flag, tvb, offset, 2, ENC_BIG_ENDIAN);
}
/* 40 Context Request Option [RFC5949] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+---------------+---------------+---------------+---------------+
| Option-Type | Option-Length | Reserved |
+---------------+---------------+-------------------------------+
| Req-type-1 | Req-length-1 | Req-type-2 | Req-length-2 |
+---------------------------------------------------------------+
| Req-type-3 | Req-length-3 | Req-option-3 |
+---------------------------------------------------------------+
| ... |
*/
static void
dissect_pmip6_opt_cr(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
gint offset_start;
guint8 req_type, req_length;
guint32 vendorid;
/* offset points to tag(opt), optlen includes tag and length field */
offset_start = offset;
/* skip the tag */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_cr_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
offset += 2;
while ((guint)(offset-offset_start) < optlen) {
req_type = tvb_get_guint8(tvb,offset);
proto_tree_add_item(opt_tree, hf_mip6_cr_req_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
req_length = tvb_get_guint8(tvb,offset);
proto_tree_add_item(opt_tree, hf_mip6_cr_req_length, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
if (req_length == 0)
continue;
if (req_type == MIP6_VSM) {
/* vendor specific option */
vendorid = tvb_get_ntohl(tvb, offset);
proto_tree_add_item(opt_tree, hf_mip6_vsm_vid, tvb, offset, 4, ENC_BIG_ENDIAN);
if (vendorid == VENDOR_THE3GPP) {
proto_tree_add_item(opt_tree, hf_mip6_vsm_subtype_3gpp, tvb, offset+4, 1, ENC_BIG_ENDIAN);
}
else {
proto_tree_add_item(opt_tree, hf_mip6_vsm_subtype, tvb, offset+4, 1, ENC_BIG_ENDIAN);
}
}
else {
proto_tree_add_item(opt_tree, hf_mip6_vsm_req_data, tvb, offset, req_length, ENC_NA);
}
offset += req_length;
}
}
/* 41 Local Mobility Anchor Address Option [RFC5949] */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Option-Type | Option-Length | Option-Code | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Local Mobility Anchor Address ... |
*/
static void
dissect_pmip6_opt_lmaa(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
guint8 opt_code;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
opt_code = tvb_get_guint8(tvb,offset);
proto_tree_add_item(opt_tree, hf_mip6_lmaa_opt_code, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(opt_tree, hf_mip6_lmaa_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
if (opt_code == 1) {
/* Ipv6 Addr */
proto_tree_add_item(opt_tree, hf_mip6_lmaa_ipv6, tvb, offset, 16, ENC_NA);
proto_item_append_text(hdr_item, ": %s", tvb_ip6_to_str(tvb,offset));
}else if (opt_code == 2) {
/* IPv4 addr */
proto_tree_add_item(opt_tree, hf_mip6_lmaa_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %s", tvb_ip_to_str(tvb,offset));
}
}
static void
dissect_pmip6_opt_recap(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_recap_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
/*offset +=2;*/
}
static void
dissect_pmip6_opt_redir(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
guint16 flag;
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_redir_k, tvb, offset, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(opt_tree, hf_mip6_opt_redir_n, tvb, offset, 2, ENC_BIG_ENDIAN);
proto_tree_add_item(opt_tree, hf_mip6_opt_redir_reserved, tvb, offset, 2, ENC_BIG_ENDIAN);
flag = tvb_get_ntohs(tvb ,offset);
offset +=2;
if (flag & MIP6_REDIR_FLAG_K) {
proto_tree_add_item(opt_tree, hf_mip6_opt_redir_addr_r2LMA_ipv6, tvb, offset, 16, ENC_NA);
offset +=16;
}
if (flag & MIP6_REDIR_FLAG_N) {
proto_tree_add_item(opt_tree, hf_mip6_opt_redir_addr_r2LMA_ipv4, tvb, offset, 4, ENC_BIG_ENDIAN);
/*offset +=4;*/
}
}
static void
dissect_pmip6_opt_load_inf(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_load_inf_priority, tvb, offset, 2, ENC_BIG_ENDIAN);
offset +=2;
proto_tree_add_item(opt_tree, hf_mip6_opt_load_inf_sessions_in_use, tvb, offset, 4, ENC_BIG_ENDIAN);
offset +=4;
proto_tree_add_item(opt_tree, hf_mip6_opt_load_inf_maximum_sessions, tvb, offset, 4, ENC_BIG_ENDIAN);
offset +=4;
proto_tree_add_item(opt_tree, hf_mip6_opt_load_inf_used_capacity, tvb, offset, 4, ENC_BIG_ENDIAN);
offset +=4;
proto_tree_add_item(opt_tree, hf_mip6_opt_load_inf_maximum_capacity, tvb, offset, 4, ENC_BIG_ENDIAN);
/*offset +=4;*/
}
static void
dissect_pmip6_opt_alt_ip4(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_alt_ip4, tvb, offset, 4, ENC_BIG_ENDIAN);
/*offset +=4;*/
}
/* RFC 6602
The type value for this option is 50.
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Sub-type | Reserved |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Mobile Node Group Identifier |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_mng(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_item *item;
guint32 mng_id;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mng_sub_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mng_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
mng_id = tvb_get_ntohl(tvb, offset);
item = proto_tree_add_item(opt_tree, hf_mip6_opt_mng_mng_id, tvb, offset, 4, ENC_BIG_ENDIAN);
if (mng_id == 1) {
proto_item_append_text(item, " - ALL-SESSIONS");
}
}
/*
11.1. MAG IPv6 Address
The MAG IPv6 address mobility option contains the IPv6 address of a
MAG involved in localized routing. The MAG IPv6 address option has
an alignment requirement of 8n+4.
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length | Reserved | Address Length|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ +
| |
+ MAG IPv6 Address +
| |
+ +
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_pmip6_opt_mag_ipv6(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mag_ipv6_reserved, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mag_ipv6_address_length, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_mag_ipv6_address, tvb, offset, 16, ENC_NA);
}
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
... ANI Sub-option(s) ... ~
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
3.1. Format of the Access Network Identifier Sub-Option
The Access Network Identifier sub-options are used for carrying
information elements related to the access network to which the
mobile node is attached. These sub-options can be included in the
Access Network Identifier option defined in Section 3. The format of
this sub-option is as follows:
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| ANI Type | ANI Length | Option Data ~
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
ANI Type: 8-bit unsigned integer indicating the type of the Access
Network Identifier sub-option. This specification defines the
following types:
0 - Reserved
1 - Network-Identifier sub-option
2 - Geo-Location sub-option
3 - Operator-Identifier sub-option
*/
static const value_string mmip6_opt_acc_net_id_sub_opt_vals[] = {
{ 0, "Reserved"},
{ 1, "Network-Identifier"},
{ 2, "Geo-Location"},
{ 3, "Operator-Identifier"},
{ 0, NULL}
};
static const true_false_string mip6_opt_acc_net_id_sub_opt_e_bit_value = {
"UTF-8",
"Encoding is undefined"
};
static const value_string mip6_opt_acc_net_id_sub_opt_op_id_type[] = {
{ 0, "Reserved"},
{ 1, "Private Enterprise Number (PEN)"},
{ 2, "Realm of the operator"},
{ 0, NULL}
};
static float
degrees_convert_fixed_to_float(guint value)
{
if (!value)
return 0;
/*
* RFC 6757 section 3.1.2:
*
* "A 24-bit {latitude,longitude} degree value encoded as a two's
* complement, fixed point number with 9 whole bits."
*
* "9 whole bits" presumably includes the sign bit; 1 sign bit
* plus 8 more bits supports values between -256 and 255, which
* is sufficient to cover -180 to 180. 9 bits plus a sign bit
* would waste a bit.
*
* So we have 1 sign bit plus 8 bits of integral value, followed
* by a binary point, followed by 15 bits of fractional value.
* That means that to get the value, we treat the fixed-point
* number as an integer and divide it by 2^15 = 32768.
*/
/* Sign-extend to 32 bits */
if (value & 0x800000) {
value |= 0xFF000000;
}
/* Cast to a signed value, and divide by 32768; do a floating-point divide */
return ((float)(gint)value) / 32768.0f;
}
static void
degrees_base_custom(gchar *str, guint degrees)
{
g_snprintf(str, ITEM_LABEL_LENGTH, "%f", degrees_convert_fixed_to_float(degrees) );
}
static void
dissect_pmip6_opt_acc_net_id(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen _U_, packet_info *pinfo _U_, proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
proto_item *ti;
proto_tree *subopt_tree;
gint16 length, sub_opt_len;
guint8 sub_opt, e_bit, net_name_len, ap_name_len;
const guint8 *ap_name;
gint offset_end;
/* offset points to tag(opt) */
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
length = tvb_get_guint8(tvb,offset);
offset_end = offset + length;
offset++;
while(offset < offset_end) {
ti = proto_tree_add_item(opt_tree, hf_mip6_opt_acc_net_id_sub, tvb, offset, 2, ENC_NA);
subopt_tree = proto_item_add_subtree(ti, ett_mip6_sub_opt_acc_net_id);
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt, tvb, offset, 1, ENC_BIG_ENDIAN);
sub_opt = tvb_get_guint8(tvb,offset);
offset++;
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_len, tvb, offset, 1, ENC_BIG_ENDIAN);
sub_opt_len = tvb_get_guint8(tvb,offset);
offset++;
proto_item_append_text(ti, ": %s (t=%d,l=%d)", val_to_str(sub_opt, mmip6_opt_acc_net_id_sub_opt_vals, "Unknown ANI Type (%02d)"), sub_opt, sub_opt_len);
proto_item_set_len(ti, sub_opt_len+2);
switch(sub_opt){
case 1: /* Network-Identifier */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| ANI Type=1 | ANI Length |E| Reserved | Net-Name Len |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Network Name (e.g., SSID or PLMNID) ~
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| AP-Name Len | Access-Point Name ~
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
e_bit = tvb_get_guint8(tvb,offset);
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_e_bit, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
net_name_len = tvb_get_guint8(tvb,offset);
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_net_name_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
if(e_bit == 0x80){
const guint8* name;
proto_tree_add_item_ret_string(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_net_name, tvb, offset, net_name_len, ENC_BIG_ENDIAN|ENC_UTF_8, wmem_packet_scope(), &name);
proto_item_append_text(ti, " Network Name: %s", name);
}else{
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_net_name_data, tvb, offset, net_name_len, ENC_BIG_ENDIAN|ENC_UTF_8);
};
offset = offset+net_name_len;
ap_name_len = tvb_get_guint8(tvb,offset);
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_ap_name_len, tvb, offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item_ret_string(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_ap_name, tvb, offset, ap_name_len, ENC_BIG_ENDIAN|ENC_UTF_8, wmem_packet_scope(), &ap_name);
proto_item_append_text(ti, " AP Name: %s", ap_name);
offset = offset+ap_name_len;
break;
case 2: /* Geo-Location */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| ANI Type=2 | ANI Length=6 | Latitude Degrees
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Longitude Degrees |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_geo_latitude_degrees, tvb, offset, 3, ENC_BIG_ENDIAN);
offset +=3;
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_geo_longitude_degrees, tvb, offset, 3, ENC_BIG_ENDIAN);
offset +=3;
break;
case 3: /* Operator-Identifier */
/*
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| ANI Type=3 | ANI Length | Op-ID Type |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Operator-Identifier ~
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_op_id_type, tvb, offset, 1, ENC_BIG_ENDIAN);
offset += 1;
proto_tree_add_item(subopt_tree, hf_mip6_opt_acc_net_id_sub_opt_op_id, tvb, offset, sub_opt_len - 1, ENC_NA);
offset = offset + sub_opt_len - 1;
break;
default:
proto_tree_add_expert(subopt_tree, pinfo, &ei_mip6_ani_type_not_dissected, tvb, offset, sub_opt_len);
offset = offset + sub_opt_len;
break;
}
}
}
/* 55 Delegated Mobile Network Prefix Option [RFC7148]
0 1 2 3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Type | Length |V| Reserved | Prefix Length |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| |
+ +
| |
. .
+ IPv4 or IPv6 Delegated Mobile Network Prefix +
| (DMNP) |
+ +
| |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
*/
static void
dissect_mip6_opt_dmnp(const mip6_opt *optp _U_, tvbuff_t *tvb, int offset,
guint optlen, packet_info *pinfo _U_,
proto_tree *opt_tree, proto_item *hdr_item _U_ )
{
int len = tvb_reported_length(tvb);
guint8 prefix_len;
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_len, tvb,
offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_dmnp_v_flag, tvb,
offset, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(opt_tree, hf_mip6_opt_dmnp_reserved, tvb,
offset, 1, ENC_BIG_ENDIAN);
offset++;
proto_tree_add_item(opt_tree, hf_mip6_opt_dmnp_prefix_len, tvb,
offset, 1, ENC_BIG_ENDIAN);
prefix_len = tvb_get_guint8(tvb, offset);
offset++;
switch (optlen) {
case 8:
/* IPv4 Prefix */
proto_tree_add_item(opt_tree, hf_mip6_opt_dmnp_dmnp_ipv4, tvb,
offset, 4, ENC_BIG_ENDIAN);
proto_item_append_text(hdr_item, ": %s/%u",
tvb_ip_to_str(tvb, offset), prefix_len);
break;
case 20:
/* IPv6 Prefix */
proto_tree_add_item(opt_tree, hf_mip6_opt_dmnp_dmnp_ipv6, tvb,
offset, 16, ENC_NA);
proto_item_append_text(hdr_item, ": %s/%u",
tvb_ip6_to_str(tvb, offset), prefix_len);
break;
default:
proto_tree_add_expert(opt_tree, pinfo, &ei_mip6_opt_len_invalid,
tvb, offset, len);
break;
}
}
static const mip6_opt mip6_opts[] = {
{
MIP6_PAD1, /* 0 Pad1 [RFC3775] */
"Pad1",
&ett_mip6_opt_pad1,
OPT_LEN_NO_LENGTH,
0,
NULL,
},
{
MIP6_PADN, /* 1 PadN [RFC3775] */
"PadN",
&ett_mip6_opt_padn,
OPT_LEN_VARIABLE_LENGTH,
0,
dissect_mip6_opt_padn
},
{
MIP6_BRA, /* 2 Binding Refresh Advice */
"Binding Refresh Advice",
&ett_mip6_opt_bra,
OPT_LEN_FIXED_LENGTH,
MIP6_BRA_LEN,
dissect_mip6_opt_bra
},
{
MIP6_ACOA, /*3 Alternate Care-of Address */
"Alternate Care-of Address",
&ett_mip6_opt_acoa,
OPT_LEN_FIXED_LENGTH,
MIP6_ACOA_LEN,
dissect_mip6_opt_acoa
},
{
MIP6_NI, /* 4 Nonce Indices */
"Nonce Indices",
&ett_mip6_opt_ni,
OPT_LEN_FIXED_LENGTH,
MIP6_NI_LEN,
dissect_mip6_opt_ni
},
{
MIP6_AUTD, /* 5 Authorization Data */
"Authorization Data",
&ett_mip6_opt_bad,
OPT_LEN_VARIABLE_LENGTH,
0,
dissect_mip6_opt_bad
},
{
MIP6_MNP, /* 6 Mobile Network Prefix Option */
"Mobile Network Prefix",
&ett_mip6_nemo_opt_mnp,
OPT_LEN_FIXED_LENGTH,
MIP6_NEMO_MNP_LEN,
dissect_mip6_nemo_opt_mnp
},
{
MIP6_MHLLA, /* 7 Mobility Header Link-Layer Address option [RFC5568] */
"Mobility Header Link-Layer Address option",
&ett_fmip6_opt_lla,
OPT_LEN_VARIABLE_LENGTH,
FMIP6_LLA_MINLEN,
dissect_fmip6_opt_lla
},
{
MIP6_MNID, /* 8 MN-ID-OPTION-TYPE */
"Mobile Node Identifier",
&ett_mip6_opt_mnid,
OPT_LEN_VARIABLE_LENGTH,
MIP6_MNID_MINLEN,
dissect_mip6_opt_mnid
},
{
MIP6_AUTH, /* 9 AUTH-OPTION-TYPE */
"AUTH-OPTION-TYPE",
&ett_mip6_opt_auth,
OPT_LEN_VARIABLE_LENGTH,
MIP6_AUTH_MINLEN,
dissect_mip6_opt_auth
},
{
MIP6_MESGID, /* 10 MESG-ID-OPTION-TYPE [RFC4285] */
"MESG-ID-OPTION-TYPE",
&ett_mip6_opt_mesgid,
OPT_LEN_VARIABLE_LENGTH,
MIP6_AUTH_MINLEN,
dissect_mip6_opt_mseg_id
},
{
MIP6_CGAPR, /* 11 CGA Parameters Request [RFC4866] */
" CGA Parameters Request ",
&ett_mip6_opt_cgapr,
OPT_LEN_FIXED_LENGTH,
MIP6_CGAPR_MINLEN,
NULL
},
{
MIP6_CGAR, /* 12 CGA Parameters [RFC4866] */
"CGA Parameters",
&ett_mip6_opt_cgar,
OPT_LEN_VARIABLE_LENGTH,
MIP6_CGAR_MINLEN,
dissect_mip6_opt_cgar
},
{
MIP6_SIGN, /* 13 Signature [RFC4866] */
"Signature",
&ett_mip6_opt_sign,
OPT_LEN_VARIABLE_LENGTH,
MIP6_SIGN_MINLEN,
dissect_mip6_opt_sign
},
{
MIP6_PHKT, /* 14 Permanent Home Keygen Token [RFC4866] */
"Permanent Home Keygen Token",
&ett_mip6_opt_phkt,
OPT_LEN_VARIABLE_LENGTH,
MIP6_PHKT_MINLEN,
dissect_mip6_opt_phkt
},
{
MIP6_MOCOTI, /* 15 Care-of Test Init [RFC4866] */
"Care-of Test Init",
&ett_mip6_opt_mocoti,
OPT_LEN_FIXED_LENGTH,
MIP6_MOCOTI_MINLEN,
NULL
},
{
MIP6_MOCOT, /* 16 Care-of Test [RFC4866] */
"Care-of Test",
&ett_mip6_opt_mocot,
OPT_LEN_FIXED_LENGTH,
MIP6_MOCOT_MINLEN,
dissect_mip6_opt_mocot
},
{
MIP6_DNSU, /* 17 DNS-UPDATE-TYPE [RFC5026] */
"DNS-UPDATE-TYPE",
&ett_mip6_opt_dnsu,
OPT_LEN_VARIABLE_LENGTH,
MIP6_DNSU_MINLEN,
dissect_mip6_opt_dnsu
},
{
MIP6_EM, /* 18 Experimental Mobility Option [RFC5096] */
"Experimental",
&ett_mip6_opt_em,
OPT_LEN_VARIABLE_LENGTH,
MIP6_EM_MINLEN,
dissect_mip6_opt_em
},
{
MIP6_VSM, /* 19 Vendor Specific Mobility Option [RFC5094] */
"Vendor Specific",
&ett_mip6_opt_vsm,
OPT_LEN_VARIABLE_LENGTH,
MIP6_VSM_MINLEN,
dissect_mip6_opt_vsm
},
{
MIP6_SSM, /* 20 Service Selection Mobility Option [RFC5149] */
"Service Selection",
&ett_mip6_opt_ssm,
OPT_LEN_VARIABLE_LENGTH,
MIP6_SSM_MINLEN,
dissect_mip6_opt_ssm
},
{
MIP6_BADFF, /* 21 Binding Authorization Data for FMIPv6 (BADF) [RFC5568] */
"Binding Authorization Data for FMIPv6 (BADF)",
&ett_mip6_opt_badff,
OPT_LEN_VARIABLE_LENGTH,
MIP6_BADFF_MINLEN,
dissect_mip6_opt_badff
},
{
MIP6_HNP, /* 22 Home Network Prefix Option [RFC5213] */
"Home Network Prefix",
&ett_pmip6_opt_hnp,
OPT_LEN_FIXED_LENGTH,
MIP6_NEMO_MNP_LEN,
dissect_mip6_nemo_opt_mnp
},
{
MIP6_MOHI, /* 23 Handoff Indicator Option [RFC5213] */
"Handoff Indicator",
&ett_pmip6_opt_hi,
OPT_LEN_FIXED_LENGTH,
PMIP6_HI_LEN,
dissect_pmip6_opt_hi
},
{
MIP6_ATT, /* 24 Access Technology Type Option [RFC5213] */
"Access Technology Type Option",
&ett_pmip6_opt_att,
OPT_LEN_FIXED_LENGTH,
PMIP6_ATT_LEN,
dissect_pmip6_opt_att
},
{
MIP6_MNLLI, /* 25 Mobile Node Link-layer Identifier Option [RFC5213] */
"Mobile Node Link-layer Identifier",
&ett_pmip6_opt_mnlli,
OPT_LEN_VARIABLE_LENGTH,
PMIP6_MNLLI_MIN_LEN,
dissect_pmip6_opt_mnlli
},
{
MIP6_LLA, /* 26 Link-local Address Option [RFC5213 */
"Link-local Address",
&ett_pmip6_opt_lla,
OPT_LEN_FIXED_LENGTH,
PMIP6_LLA_LEN,
dissect_pmip6_opt_lla
},
{
MIP6_TS, /* 27 Timestamp */
"Timestamp",
&ett_pmip6_opt_ts,
OPT_LEN_FIXED_LENGTH,
PMIP6_TS_LEN,
dissect_pmip6_opt_ts
},
{
MIP6_RC, /* 28 Restart Counter [RFC5847] */
"Restart Counter",
&ett_pmip6_opt_rc,
OPT_LEN_FIXED_LENGTH,
PMIP6_RC_LEN,
dissect_pmip6_opt_rc
},
{
MIP6_IPV4HA, /* 29 IPv4 Home Address [RFC5555] */
"IPv4 Home Address",
&ett_mip6_opt_ipv4ha,
OPT_LEN_FIXED_LENGTH,
MIP6_IPV4HA_LEN,
dissect_pmip6_opt_ipv4ha
},
{
MIP6_IPV4AA, /* 30 IPv4 Address Acknowledgement [RFC5555] */
"IPv4 Address Acknowledgement",
&ett_mip6_opt_ipv4aa,
OPT_LEN_FIXED_LENGTH,
MIP6_IPV4AA_LEN,
dissect_pmip6_opt_ipv4aa
},
{
MIP6_NATD, /* 31 NAT Detection [RFC5555] */
"NAT Detection",
&ett_mip6_opt_natd,
OPT_LEN_FIXED_LENGTH,
MIP6_NATD_LEN,
dissect_pmip6_opt_natd
},
{
MIP6_IPV4COA, /* 32 IPv4 Care-of Address [RFC5555] */
"IPv4 Care-of Address",
&ett_mip6_opt_ipv4coa,
OPT_LEN_FIXED_LENGTH,
MIP6_IPV4COA_LEN,
dissect_pmip6_opt_ipv4coa
},
{
MIP6_GREK, /* 33 GRE Key Option [RFC5845] */
"GRE Key",
&ett_pmip6_opt_grek,
OPT_LEN_VARIABLE_LENGTH,
PMIP6_GREK_MIN_LEN,
dissect_pmip6_opt_grek
},
{
MIP6_MHIPV6AP, /* 34 Mobility Header IPv6 Address/Prefix [RFC5568] Note Errata to RFC */
"Mobility Header IPv6 Address/Prefix",
&ett_pmip6_opt_mhipv6ap,
OPT_LEN_VARIABLE_LENGTH,
MIP6_MHIPV6AP_MIN_LEN,
dissect_pmip6_opt_mhipv6ap
},
{
MIP6_BI, /* 35 Binding Identifier [RFC5648] */
"Binding Identifier",
&ett_pmip6_opt_bi,
OPT_LEN_VARIABLE_LENGTH,
MIP6_BI_MIN_LEN,
dissect_pmip6_opt_bi
},
{
MIP6_IPV4HAREQ, /* 36 IPv4 Home Address Request [RFC5844] */
"IPv4 Home Address Request",
&ett_mip6_opt_ipv4hareq,
OPT_LEN_FIXED_LENGTH,
MIP6_IPV4HAREQ_LEN,
dissect_pmip6_opt_ipv4hareq
},
{
MIP6_IPV4HAREP, /* 37 IPv4 Home Address Reply [RFC5844] */
"IPv4 Home Address Reply",
&ett_mip6_opt_ipv4harep,
OPT_LEN_FIXED_LENGTH,
MIP6_IPV4HAREP_LEN,
dissect_pmip6_opt_ipv4harep
},
{
MIP6_IPV4DRA, /* 38 IPv4 Default-Router Address [RFC5844] */
"IPv4 Default-Router Address",
&ett_mip6_opt_ipv4dra,
OPT_LEN_FIXED_LENGTH,
MIP6_IPV4DRA_LEN,
dissect_pmip6_opt_ipv4dra
},
{
MIP6_IPV4DSM, /* 39 IPv4 DHCP Support Mode [RFC5844] */
"IPv4 DHCP Support Mode",
&ett_mip6_opt_ipv4dsm,
OPT_LEN_FIXED_LENGTH,
MIP6_IPV4DSM_LEN,
dissect_pmip6_opt_ipv4dsm
},
{
MIP6_CR, /* 40 Context Request Option [RFC5949] */
"Context Request",
&ett_mip6_opt_cr,
OPT_LEN_VARIABLE_LENGTH,
MIP6_CR_MIN_LEN,
dissect_pmip6_opt_cr
},
/* 41 Local Mobility Anchor Address Option [RFC5949] */
{
MIP6_CR, /* 40 Context Request Option [RFC5949] */
"Context Request",
&ett_mip6_opt_cr,
OPT_LEN_VARIABLE_LENGTH,
MIP6_CR_MIN_LEN,
dissect_pmip6_opt_cr
},
{
MIP6_LMAA, /* 42 Mobile Node Link-local Address Interface Identifier Option [RFC5949] */
"Mobile Node Link-local Address Interface Identifier",
&ett_mip6_opt_lmaa,
OPT_LEN_VARIABLE_LENGTH,
MIP6_LMAA_MIN_LEN,
dissect_pmip6_opt_lmaa
},
/* 43 Transient Binding [RFC-ietf-mipshop-transient-bce-pmipv6-07] */
/* 44 Flow Summary Mobility Option [RFC-ietf-mext-flow-binding-11] */
/* 45 Flow Identification Mobility Option [RFC-ietf-mext-flow-binding-11]] */
{
MIP6_RECAP, /* 46 Redirect-Capability Mobility Option [RFC6463] */
"Redirect-Capability",
&ett_mip6_opt_recap,
OPT_LEN_FIXED_LENGTH,
MIP6_RECAP_LEN,
dissect_pmip6_opt_recap
},
{
MIP6_REDIR, /* 47 Redirect Mobility Option [RFC6463] */
"Redirect",
&ett_mip6_opt_redir,
OPT_LEN_VARIABLE_LENGTH,
MIP6_REDIR_MIN_LEN,
dissect_pmip6_opt_redir
},
{
MIP6_LOAD_INF, /* 48 Load Information Mobility Option [RFC6463] */
"Load Information",
&ett_mip6_opt_load_inf,
OPT_LEN_FIXED_LENGTH,
MIP6_LOAD_INF_LEN,
dissect_pmip6_opt_load_inf
},
{
MIP6_ALT_IP4_CO, /* 49 Alternate IPv4 Care-of Address [RFC6463] */
"Alternate IPv4",
&ett_mip6_opt_alt_ip4,
OPT_LEN_FIXED_LENGTH,
MIP6_ALT_IP4_LEN,
dissect_pmip6_opt_alt_ip4
},
{
MIP6_MNG, /* 50 Mobile Node Group Identifier [RFC6602] */
"Mobile Node Group Identifier",
&ett_mip6_opt_mng,
OPT_LEN_FIXED_LENGTH,
MIP6_MNG_LEN,
dissect_pmip6_opt_mng
},
{
MIP6_MAG_IPv6, /* 51 MAG IPv6 Address [RFC6705] */
"MAG IPv6 Address",
&ett_mip6_opt_mag_ipv6,
OPT_LEN_FIXED_LENGTH,
MIP6_MAG_IPv6_LEN,
dissect_pmip6_opt_mag_ipv6
},
{
MIP6_ACC_NET_ID, /* 52 Access Network Identifier [RFC6757] */
"Access Network Identifier",
&ett_mip6_opt_acc_net_id,
OPT_LEN_VARIABLE_LENGTH,
MIP6_ACC_NET_ID_MIN_LEN,
dissect_pmip6_opt_acc_net_id
},
{
MIP6_DMNP, /* 55 Delegated Mobile Network Prefix Option [RFC7148] */
"Delegated Mobile Network Prefix",
&ett_mip6_opt_dmnp,
OPT_LEN_VARIABLE_LENGTH,
MIP6_DMNP_MIN_LEN,
dissect_mip6_opt_dmnp
},
};
#define N_MIP6_OPTS (sizeof mip6_opts / sizeof mip6_opts[0])
/* Like "dissect_ip_tcp_options()", but assumes the length of an option
* *doesn't* include the type and length bytes. The option parsers,
* however, are passed a length that *does* include them.
*/
static void
dissect_mipv6_options(tvbuff_t *tvb, int offset, guint length,
const mip6_opt *opttab, int nopts, int eol,
packet_info *pinfo, proto_tree *opt_tree)
{
proto_item *ti;
proto_tree *opt_data_tree = NULL;
guchar opt;
const mip6_opt *optp;
opt_len_type len_type;
unsigned int optlen;
const char *name;
char name_str[7+1+1+2+2+1+1]; /* "Unknown (0x%02x)" */
void (*dissect)(const struct mip6_opt *, tvbuff_t *,
int, guint, packet_info *, proto_tree *, proto_item *);
guint len;
while ((gint)length > 0) {
opt = tvb_get_guint8(tvb, offset);
for (optp = &opttab[0]; optp < &opttab[nopts]; optp++) {
if (optp->optcode == opt)
break;
}
if (optp == &opttab[nopts]) {
/* We assume that the only OPT_LEN_NO_LENGTH options are Pad1 options,
* so that we can treat unknown options as OPT_LEN_VARIABLE_LENGTH with a
* minimum of 0, and at least be able to move on to the next option
* by using the length in the option.
*/
optp = NULL; /* indicate that we don't know this option */
len_type = OPT_LEN_VARIABLE_LENGTH;
optlen = 0;
g_snprintf(name_str, sizeof name_str, "Unknown (0x%02x)", opt);
name = name_str;
dissect = NULL;
} else {
len_type = optp->len_type;
optlen = optp->optlen;
name = optp->name;
dissect = optp->dissect;
}
--length; /* account for type byte */
if (len_type != OPT_LEN_NO_LENGTH) {
/* Option has a length. Is it in the packet? */
if (length == 0) {
/* Bogus - packet must at least include
* option code byte and length byte!
*/
proto_tree_add_expert_format(opt_tree, pinfo, &ei_mip6_opt_len_invalid, tvb, offset, 1,
"%s (length byte past end of options)", name);
return;
}
len = tvb_get_guint8(tvb, offset + 1); /* Size specified in option */
--length; /* account for length byte */
if (len > length) {
/* Bogus - option goes past the end of the header. */
proto_tree_add_expert_format(opt_tree, pinfo, &ei_mip6_opt_len_invalid, tvb, offset, length,
"%s (option length = %u byte%s says option goes past end of options)",
name, len, plurality(len, "", "s"));
return;
} else if (len_type == OPT_LEN_FIXED_LENGTH && len != optlen) {
/* Bogus - option length isn't what it's supposed to be for this
option. */
proto_tree_add_expert_format(opt_tree, pinfo, &ei_mip6_opt_len_invalid, tvb, offset, len + 2,
"%s (with option length = %u byte%s; should be %u)", name,
len, plurality(len, "", "s"), optlen);
return;
} else if (len_type == OPT_LEN_VARIABLE_LENGTH && len < optlen) {
/* Bogus - option length is less than what it's supposed to be for
this option. */
proto_tree_add_expert_format(opt_tree, pinfo, &ei_mip6_opt_len_invalid, tvb, offset, len + 2,
"%s (with option length = %u byte%s; should be >= %u)", name,
len, plurality(len, "", "s"), optlen);
return;
} else {
ti = proto_tree_add_string(opt_tree, hf_mip6_mobility, tvb, offset, len + 2,
val_to_str_ext_const(opt, &mip6_mobility_options_ext, "<unknown>"));
if (optp && *optp->subtree_index) {
opt_data_tree = proto_item_add_subtree(ti, *optp->subtree_index);
} else {
opt_data_tree = proto_item_add_subtree(ti, ett_mip6_opt_unknown);
}
proto_tree_add_item(opt_data_tree, hf_mip6_mobility_opt, tvb, offset, 1, ENC_BIG_ENDIAN);
if (optp == NULL) {
proto_item_append_text(ti, "(%u byte%s)",len, plurality(len, "", "s"));
expert_add_info(pinfo, ti, &ei_mip6_ie_not_dissected);
} else {
if (dissect != NULL) {
/* Option has a dissector. */
(*dissect)(optp, tvb, offset, len + 2, pinfo, opt_data_tree, ti);
}
}
offset += len + 2;
}
length -= len;
} else {
proto_tree_add_uint_format(opt_tree, hf_mip6_option_unknown, tvb, offset, 1, opt, "%s", name);
offset += 1;
}
if (opt == eol)
break;
}
}
/* Function to dissect mobility options */
static int
dissect_mip6_options(tvbuff_t *tvb, proto_tree *mip6_tree, int offset, int len,
packet_info *pinfo)
{
proto_tree *opts_tree;
opts_tree = proto_tree_add_subtree(mip6_tree, tvb, offset, len, ett_mip6, NULL, "Mobility Options");
dissect_mipv6_options(tvb, offset, len, mip6_opts, N_MIP6_OPTS, -1, pinfo, opts_tree);
return len;
}
/* Function that dissects the whole MIPv6 packet */
static int
dissect_mip6(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
{
proto_tree *mip6_tree = NULL;
guint8 type, pproto;
guint len, offset = 0, start_offset = offset;
proto_item *ti, *header_item;
/* Make entries in Protocol column and Info column on summary display */
col_set_str(pinfo->cinfo, COL_PROTOCOL, "MIPv6");
col_clear(pinfo->cinfo, COL_INFO);
len = (tvb_get_guint8(tvb, MIP6_HLEN_OFF) + 1) * 8;
pproto = tvb_get_guint8(tvb, MIP6_PROTO_OFF);
ti = proto_tree_add_item(tree, proto_mip6, tvb, 0, len, ENC_NA);
mip6_tree = proto_item_add_subtree(ti, ett_mip6);
/* Process header fields */
proto_tree_add_item(mip6_tree, hf_mip6_proto, tvb,
MIP6_PROTO_OFF, 1, ENC_BIG_ENDIAN);
header_item = proto_tree_add_uint_format_value(mip6_tree, hf_mip6_hlen, tvb,
MIP6_HLEN_OFF, 1,
tvb_get_guint8(tvb, MIP6_HLEN_OFF),
"%u (%u bytes)",
tvb_get_guint8(tvb, MIP6_HLEN_OFF),
len);
proto_tree_add_item(mip6_tree, hf_mip6_mhtype, tvb,
MIP6_TYPE_OFF, 1, ENC_BIG_ENDIAN);
proto_tree_add_item(mip6_tree, hf_mip6_reserved, tvb,
MIP6_RES_OFF, 1, ENC_BIG_ENDIAN);
proto_tree_add_checksum(mip6_tree, tvb, MIP6_CSUM_OFF, hf_mip6_csum,
-1, NULL, pinfo, 0, ENC_BIG_ENDIAN, PROTO_CHECKSUM_NO_FLAGS);
/* Process mobility header */
type = tvb_get_guint8(tvb, MIP6_TYPE_OFF);
col_add_fstr(pinfo->cinfo, COL_INFO, "%s", val_to_str_ext(type, &mip6_mh_types_ext, "Unknown Mobility Header (%u)"));
switch (type) {
case MIP6_BRR:
/* 0 Binding Refresh Request */
offset = dissect_mip6_brr(tvb, mip6_tree, pinfo);
break;
case MIP6_HOTI:
/* 1 Home Test Init */
offset = dissect_mip6_hoti(tvb, mip6_tree, pinfo);
break;
case MIP6_MHCOTI:
/* 2 Care-of Test Init */
offset = dissect_mip6_coti(tvb, mip6_tree, pinfo);
break;
case MIP6_HOT:
/* 3 Home Test */
offset = dissect_mip6_hot(tvb, mip6_tree, pinfo);
break;
case MIP6_MHCOT:
/* 4 Care-of Test */
offset = dissect_mip6_cot(tvb, mip6_tree, pinfo);
break;
case MIP6_BU:
/* 5 Binding Update */
pinfo->link_dir = P2P_DIR_UL;
offset = dissect_mip6_bu(tvb, mip6_tree, pinfo);
if (proto_nemo == 1) {
col_set_str(pinfo->cinfo, COL_PROTOCOL, "NEMO");
}
break;
case MIP6_BA:
/* 6 Binding Acknowledgement */
pinfo->link_dir = P2P_DIR_DL;
offset = dissect_mip6_ba(tvb, mip6_tree, pinfo);
if (proto_nemo == 1) {
col_set_str(pinfo->cinfo, COL_PROTOCOL, "NEMO");
}
break;
case MIP6_BE:
/* 7 Binding Error */
offset = dissect_mip6_be(tvb, mip6_tree, pinfo);
break;
case MIP6_FBU:
/* 8 Fast Binding Update */
offset = dissect_fmip6_fbu(tvb, mip6_tree, pinfo);
break;
case MIP6_FBACK:
/* 9 Fast Binding Acknowledgment */
offset = dissect_fmip6_fback(tvb, mip6_tree, pinfo);
break;
case MIP6_FNA:
/* 10 Fast Neighbor Advertisement */
offset = dissect_fmip6_fna(tvb, mip6_tree, pinfo);
break;
case MIP6_EMH:
/* 11 Experimental Mobility Header RFC5096 */
if (len > 8) {
proto_tree_add_item(mip6_tree, hf_mip6_opt_em_data, tvb, offset+MIP6_DATA_OFF, len-MIP6_DATA_OFF, ENC_NA);
}
offset = len;
break;
case MIP6_HAS:
/* 12 Home Agent Switch */
offset = dissect_mip6_has(tvb, mip6_tree, pinfo);
break;
case MIP6_HB:
/* 13 Heartbeat */
offset = dissect_mip6_hb(tvb, mip6_tree, pinfo);
break;
case MIP6_HI:
/* 14 Handover Initiate RFC5568 */
offset = dissect_mip6_hi(tvb, mip6_tree, pinfo);
break;
case MIP6_HAck:
/* 14 Handover Acknowledge*/
offset = dissect_mip6_hack(tvb, mip6_tree, pinfo);
break;
case MIP6_BR:
/* 16 Binding Revocation Indication / Acknowledge */
offset = dissect_pmip6_bri(tvb, mip6_tree, pinfo);
break;
case MIP6_LRI:
/* 17 Localized Routing Initiation */
offset = dissect_pmip6_lri(tvb, mip6_tree, pinfo, offset);
break;
case MIP6_LRA:
/* 18 Localized Routing Acknowledgment */
offset = dissect_pmip6_lra(tvb, mip6_tree, pinfo, offset);
break;
default:
offset = dissect_mip6_unknown(tvb, mip6_tree, pinfo);
break;
}
/* Process mobility options */
if (offset < len) {
if (len < (offset - start_offset)) {
expert_add_info(pinfo, header_item, &ei_mip6_bogus_header_length);
return offset;
}
len -= (offset - start_offset);
dissect_mip6_options(tvb, mip6_tree, offset, len, pinfo);
}
if ((type == MIP6_FNA) && (pproto == IP_PROTO_IPV6)) {
tvbuff_t *ipv6_tvb;
ipv6_tvb = tvb_new_subset_remaining(tvb, len + 8);
/* Call the IPv6 dissector */
dissector_try_uint(ip_dissector_table, pproto, ipv6_tvb, pinfo, tree);
col_set_str(pinfo->cinfo, COL_INFO, "Fast Neighbor Advertisement[Fast Binding Update]");
}
if ((type == MIP6_FBACK) && (pproto == IP_PROTO_AH)) {
tvbuff_t *ipv6_tvb;
ipv6_tvb = tvb_new_subset_remaining(tvb, len + offset);
/* Call the IPv6 dissector */
dissector_try_uint(ip_dissector_table, pproto, ipv6_tvb, pinfo, tree);
col_set_str(pinfo->cinfo, COL_INFO, "Fast Binding Acknowledgment");
}
return tvb_captured_length(tvb);
}
/* Register the protocol with Wireshark */
void
proto_register_mip6(void)
{
/* Setup list of header fields */
static hf_register_info hf[] = {
{ &hf_mip6_proto,
{ "Payload protocol", "mip6.proto",
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &ipproto_val_ext, 0,
NULL, HFILL }
},
{ &hf_mip6_hlen,
{ "Header length", "mip6.hlen",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_mhtype,
{ "Mobility Header Type", "mip6.mhtype",
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &mip6_mh_types_ext, 0,
NULL, HFILL }
},
{ &hf_mip6_reserved,
{ "Reserved", "mip6.reserved",
FT_UINT8, BASE_HEX, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_csum,
{ "Checksum", "mip6.csum",
FT_UINT16, BASE_HEX, NULL, 0,
"Header Checksum", HFILL }
},
{ &hf_mip6_hoti_cookie,
{ "Home Init Cookie", "mip6.hoti.cookie",
FT_UINT64, BASE_HEX, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_coti_cookie,
{ "Care-of Init Cookie", "mip6.coti.cookie",
FT_UINT64, BASE_HEX, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_hot_nindex,
{ "Home Nonce Index", "mip6.hot.nindex",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_hot_cookie,
{ "Home Init Cookie", "mip6.hot.cookie",
FT_UINT64, BASE_HEX, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_hot_token,
{ "Home Keygen Token", "mip6.hot.token",
FT_UINT64, BASE_HEX, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_cot_nindex,
{ "Care-of Nonce Index", "mip6.cot.nindex",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_cot_cookie,
{ "Care-of Init Cookie", "mip6.cot.cookie",
FT_UINT64, BASE_HEX, NULL, 0,
NULL, HFILL }
},
#if 0
{ &hf_mip6_cot_token,
{ "Care-of Keygen Token", "mip6.cot.token",
FT_UINT64, BASE_HEX, NULL, 0,
NULL, HFILL }
},
#endif
{ &hf_mip6_bu_seqnr,
{ "Sequence number", "mip6.bu.seqnr",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_bu_a_flag,
{ "Acknowledge (A) flag", "mip6.bu.a_flag",
FT_BOOLEAN, 16, TFS(&mip6_bu_a_flag_value), 0x8000,
NULL, HFILL }
},
{ &hf_mip6_bu_h_flag,
{ "Home Registration (H) flag", "mip6.bu.h_flag",
FT_BOOLEAN, 16, TFS(&mip6_bu_h_flag_value), 0x4000,
NULL, HFILL }
},
{ &hf_mip6_bu_l_flag,
{ "Link-Local Compatibility (L) flag", "mip6.bu.l_flag",
FT_BOOLEAN, 16, TFS(&mip6_bu_l_flag_value), 0x2000,
"Home Registration (H) flag", HFILL }
},
{ &hf_mip6_bu_k_flag,
{ "Key Management Compatibility (K) flag", "mip6.bu.k_flag",
FT_BOOLEAN, 16, TFS(&mip6_bu_k_flag_value), 0x1000,
NULL, HFILL }
},
{ &hf_mip6_bu_m_flag,
{ "MAP Registration Compatibility (M) flag", "mip6.bu.m_flag",
FT_BOOLEAN, 16, TFS(&mip6_bu_m_flag_value), 0x0800,
NULL, HFILL }
},
{ &hf_mip6_nemo_bu_r_flag,
{ "Mobile Router (R) flag", "mip6.nemo.bu.r_flag",
FT_BOOLEAN, 16, TFS(&mip6_nemo_bu_r_flag_value), 0x0400,
NULL, HFILL }
},
{ &hf_pmip6_bu_p_flag,
{ "Proxy Registration (P) flag", "mip6.bu.p_flag",
FT_BOOLEAN, 16, TFS(&pmip6_bu_p_flag_value), 0x0200,
NULL, HFILL }
},
{ &hf_mip6_bu_f_flag,
{ "Forcing UDP encapsulation (F) flag", "mip6.bu.f_flag",
FT_BOOLEAN, 16, TFS(&mip6_bu_f_flag_value), 0x0100,
NULL, HFILL }
},
{ &hf_pmip6_bu_t_flag,
{ "TLV-header format (T) flag", "mip6.bu.t_flag",
FT_BOOLEAN, 16, TFS(&pmip6_bu_t_flag_value), 0x0080,
NULL, HFILL }
},
{ &hf_pmip6_bu_b_flag,
{ "Bulk-Binding-Update flag (B)", "mip6.bu.b_flag",
FT_BOOLEAN, 16, TFS(&pmip6_bu_b_flag_value), 0x0040,
NULL, HFILL }
},
{ &hf_mip6_bu_lifetime,
{ "Lifetime", "mip6.bu.lifetime",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_ba_status,
{ "Status", "mip6.ba.status",
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &mip6_ba_status_value_ext, 0,
"Binding Acknowledgement status", HFILL }
},
{ &hf_mip6_ba_k_flag,
{ "Key Management Compatibility (K) flag", "mip6.ba.k_flag",
FT_BOOLEAN, 8, TFS(&mip6_bu_k_flag_value), 0x80,
NULL, HFILL }
},
{ &hf_mip6_nemo_ba_r_flag,
{ "Mobile Router (R) flag", "mip6.nemo.ba.r_flag",
FT_BOOLEAN, 8, TFS(&mip6_nemo_bu_r_flag_value), 0x40,
NULL, HFILL }
},
{ &hf_pmip6_ba_p_flag,
{ "Proxy Registration (P) flag", "mip6.ba.p_flag",
FT_BOOLEAN, 8, TFS(&pmip6_bu_p_flag_value), 0x20,
NULL, HFILL }
},
{ &hf_pmip6_ba_t_flag,
{ "TLV-header format (T) flag", "mip6.ba.t_flag",
FT_BOOLEAN, 8, TFS(&pmip6_bu_t_flag_value), 0x10,
NULL, HFILL }
},
{ &hf_pmip6_ba_b_flag,
{ "Bulk-Binding-Update flag (B)", "mip6.ba.b_flag",
FT_BOOLEAN, 8, TFS(&pmip6_ba_b_flag_value), 0x08,
NULL, HFILL }
},
{ &hf_mip6_ba_seqnr,
{ "Sequence number", "mip6.ba.seqnr",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_ba_lifetime,
{ "Lifetime", "mip6.ba.lifetime",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_be_status,
{ "Status", "mip6.be.status",
FT_UINT8, BASE_DEC, VALS(mip6_be_status_value), 0,
"Binding Error status", HFILL }
},
{ &hf_mip6_be_haddr,
{ "Home Address", "mip6.be.haddr",
FT_IPv6, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_fmip6_fbu_seqnr,
{ "Sequence number", "mip6.fbu.seqnr",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_fmip6_fbu_a_flag,
{ "Acknowledge (A) flag", "mip6.fbu.a_flag",
FT_BOOLEAN, 8, TFS(&fmip6_fbu_a_flag_value), 0x80,
NULL, HFILL }
},
{ &hf_fmip6_fbu_h_flag,
{ "Home Registration (H) flag", "mip6.fbu.h_flag",
FT_BOOLEAN, 8, TFS(&fmip6_fbu_h_flag_value), 0x40,
NULL, HFILL }
},
{ &hf_fmip6_fbu_l_flag,
{ "Link-Local Compatibility (L) flag", "mip6.fbu.l_flag",
FT_BOOLEAN, 8, TFS(&fmip6_fbu_l_flag_value), 0x20,
"Home Registration (H) flag", HFILL }
},
{ &hf_fmip6_fbu_k_flag,
{ "Key Management Compatibility (K) flag", "mip6.fbu.k_flag",
FT_BOOLEAN, 8, TFS(&fmip6_fbu_k_flag_value), 0x10,
NULL, HFILL }
},
{ &hf_fmip6_fbu_lifetime,
{ "Lifetime", "mip6.fbu.lifetime",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_fmip6_fback_status,
{ "Status", "mip6.fback.status",
FT_UINT8, BASE_DEC, VALS(fmip6_fback_status_value), 0,
"Fast Binding Acknowledgement status", HFILL }
},
{ &hf_fmip6_fback_k_flag,
{ "Key Management Compatibility (K) flag", "mip6.fback.k_flag",
FT_BOOLEAN, 8, TFS(&fmip6_fbu_k_flag_value), 0x80,
NULL, HFILL }
},
{ &hf_fmip6_fback_seqnr,
{ "Sequence number", "mip6.fback.seqnr",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_fmip6_fback_lifetime,
{ "Lifetime", "mip6.fback.lifetime",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_has_num_addrs,
{ "Number of Addresses", "mip6.has.num_addrs",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_has_reserved,
{ "Reserved", "mip6.has.reserved",
FT_UINT8, BASE_HEX, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_has_address,
{ "Address", "mip6.has.address",
FT_IPv6, BASE_NONE, NULL, 0,
"Home Agent Address", HFILL }
},
{ &hf_mip6_hb_u_flag,
{ "Unsolicited (U) flag", "mip6.hb.u_flag",
FT_BOOLEAN, 8, TFS(&mip6_hb_u_flag_value), 0x02,
NULL, HFILL }
},
{ &hf_mip6_hb_r_flag,
{ "Response (R) flag", "mip6.hb.r_flag",
FT_BOOLEAN, 8, TFS(&mip6_hb_r_flag_value), 0x01,
NULL, HFILL }
},
{ &hf_mip6_hb_seqnr,
{ "Sequence number", "mip6.hb.seqnr",
FT_UINT32, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_hi_seqnr,
{ "Sequence number", "mip6.hi.seqnr",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_hi_s_flag,
{ "Assigned address configuration flag (S) flag", "mip6.hi.s_flag",
FT_BOOLEAN, 8, NULL, 0x80,
NULL, HFILL }
},
{ &hf_mip6_hi_u_flag,
{ "Buffer flag (U) flag", "mip6.hi.u_flag",
FT_BOOLEAN, 8, NULL, 0x40,
NULL, HFILL }
},
{ &hf_mip6_hi_code,
{ "Code", "mip6.hi.code",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_hack_seqnr,
{ "Sequence number", "mip6.hack.seqnr",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_hack_code,
{ "Code", "mip6.hack.code",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_reserved,
{ "Reserved", "mip6.3gpp.reserved",
FT_UINT8, BASE_DEC, NULL, 0xfe,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_flag_m,
{ "M flag", "mip6.3gpp.flag.m",
FT_BOOLEAN, 8, NULL, 0x01,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_spec_pmipv6_err_code,
{ "3GPP Specific PMIPv6 Error Code", "mip6.3gpp.spec_pmipv6_err_code",
FT_UINT8, BASE_DEC|BASE_EXT_STRING, &gtpv2_cause_vals_ext, 0x0,
"GTPv2 Cause values", HFILL }
},
{ &hf_mip6_opt_3gpp_pdn_gw_ipv4_addr,
{ "PDN GW IPv4 address", "mip6.3gpp.pdn_gw_ipv4_addr",
FT_IPv4, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_pdn_gw_ipv6_addr,
{ "PDN GW IPv6 address", "mip6.3gpp.pdn_gw_ipv6_addr",
FT_IPv6, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_dhcpv4_addr_all_proc_ind,
{ "DHCPv4 Address Allocation Procedure Indication", "mip6.3gpp.dhcpv4_addr_all_proc_ind",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_pdn_type,
{ "PDN type", "mip6.3gpp.pdn_type",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_pdn_ind_cause,
{ "Cause", "mip6.3gpp.pdn_ind_cause",
FT_UINT8, BASE_DEC|BASE_EXT_STRING, &gtpv2_cause_vals_ext, 0x0,
"GTPv2 Cause values", HFILL }
},
{ &hf_mip6_opt_3gpp_chg_id,
{ "Charging ID", "mip6.3gpp.chg_id",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_charging_characteristic,
{"Charging Characteristic", "mip6.3gpp.charging_characteristic",
FT_UINT16, BASE_HEX, NULL, 0xffff,
NULL, HFILL}
},
{ &hf_mip6_opt_3gpp_mei,
{"Mobile Equipment Identity (MEI)", "mip6.3gpp.mei",
FT_STRING, BASE_NONE, NULL, 0,
NULL, HFILL}
},
{ &hf_mip6_opt_3gpp_msisdn,
{"MSISDN", "mip6.3gpp.msisdn",
FT_STRING, BASE_NONE, NULL, 0,
NULL, HFILL}
},
{ &hf_mip6_opt_3gpp_apn_rest,
{ "APN Restriction", "mip6.3gpp.apn_rest",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_max_apn_rest,
{ "Maximum APN Restriction", "mip6.3gpp.max_apn_rest",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_3gpp_imsi,
{"Unauthenticated IMSI", "mip6.3gpp.imsi",
FT_STRING, BASE_NONE, NULL, 0,
NULL, HFILL}
},
{ &hf_mip6_opt_3gpp_pdn_conn_id,
{ "PDN Connection ID", "mip6.3gpp.pdn_conn_id",
FT_UINT8, BASE_DEC, NULL, 0x0f,
NULL, HFILL }
},
{ &hf_hf_mip6_opt_3gpp_lapi,
{"LAPI (Low Access Priority Indication)", "mip6.3gpp.lapi",
FT_BOOLEAN, 8, NULL, 0x01,
NULL, HFILL}
},
{ &hf_mip6_bra_interval,
{ "Refresh interval", "mip6.bra.interval",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_acoa_acoa,
{ "Alternate care-of address", "mip6.acoa.acoa",
FT_IPv6, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_ni_hni,
{ "Home nonce index", "mip6.ni.hni",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_ni_cni,
{ "Care-of nonce index", "mip6.ni.cni",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_bad_auth,
{ "Authenticator", "mip6.bad.auth",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_fmip6_lla,
{ "Link-layer address", "mip6.lla",
FT_BYTES, SEP_COLON, NULL, 0,
NULL, HFILL }
},
{ &hf_fmip6_lla_optcode,
{ "Option-Code", "mip6.lla.optcode",
FT_UINT8, BASE_DEC, VALS(fmip6_lla_optcode_value), 0,
NULL, HFILL }
},
{ &hf_mip6_nemo_mnp_pfl,
{ "Mobile Network Prefix Length", "mip6.nemo.mnp.pfl",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_nemo_mnp_mnp,
{ "Mobile Network Prefix", "mip6.nemo.mnp.mnp",
FT_IPv6, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_mnid_subtype,
{ "Subtype", "mip6.mnid.subtype",
FT_UINT8, BASE_DEC, VALS(mip6_mnid_subtype_value), 0,
NULL, HFILL }
},
{ &hf_mip6_mnid_identifier,
{ "Identifier", "mip6.mnid.identifier",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_auth_sub_type,
{ "Subtype", "mip6.auth.subtype",
FT_UINT8, BASE_DEC, VALS(mip6_auth_subtype_value), 0,
NULL, HFILL }
},
{ &hf_mip6_opt_auth_mobility_spi,
{ "Mobility SPI", "mip6.auth.mobility_spi",
FT_UINT32, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_auth_auth_data,
{ "Authentication Data", "mip6.auth.auth_data",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_mseg_id_timestamp,
{ "Timestamp", "mip6.mseg_id.timestamp",
FT_ABSOLUTE_TIME, ABSOLUTE_TIME_UTC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_cgar_cga_par,
{ "CGA Parameters", "mip6.cgar.cga_par",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_sign_sign,
{ "CGA Parameters", "mip6.sign.sign",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_phkt_phkt,
{ "Permanent Home Keygen Token", "mip6.phkt.phkt",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_mocot_co_keygen_tok,
{ "Care-of Keygen Token", "mip6.mocot.co_keygen_tok",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_dnsu_status,
{ "Status", "mip6.dnsu.status",
FT_UINT8, BASE_DEC, VALS(mip6_dnsu_status_values), 0,
NULL, HFILL }
},
{ &hf_mip6_opt_dnsu_flag_r,
{ "R flag", "mip6.dnsu.flag.r",
FT_BOOLEAN, 8, TFS(&mip6_dnsu_r_flag_value), 0x80,
NULL, HFILL }
},
{ &hf_mip6_opt_dnsu_mn_id,
{ "MN identity (FQDN)", "mip6.dnsu.mn_id",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_em_data,
{ "Data", "mip6.em.data",
FT_BYTES, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_vsm_vid,
{ "Vendor Id", "mip6.vsm.vendorId",
FT_UINT32, BASE_DEC|BASE_EXT_STRING, &sminmpec_values_ext, 0x0,
NULL, HFILL }
},
{ &hf_mip6_vsm_subtype,
{ "Subtype", "mip6.vsm.subtype",
FT_UINT8, BASE_DEC, VALS(mip6_vsm_subtype_value), 0,
NULL, HFILL }
},
{ &hf_mip6_vsm_subtype_3gpp,
{ "Subtype", "mip6.vsm.subtype",
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &mip6_vsm_subtype_3gpp_value_ext, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_ss_identifier,
{ "Identifier", "mip6.ss.identifier",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_badff_spi,
{ "SPI", "mip6.badff.spi",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_badff_auth,
{ "Authenticator", "mip6.badff.auth",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_pmip6_hi_hi,
{ "Handoff Indicator", "mip6.hi",
FT_UINT8, BASE_DEC, VALS(pmip6_hi_opttype_value), 0,
NULL, HFILL }
},
{ &hf_pmip6_hi_reserved,
{ "Reserved", "mip6.hi.reserved",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_pmip6_att_reserved,
{ "Reserved", "mip6.att.reserved",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_pmip6_att_att,
{ "Access Technology Type", "mip6.att",
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &pmip6_att_att_value_ext, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_mnlli_reserved,
{ "Reserved", "mip6.mnlli.reserved",
FT_UINT16, BASE_DEC, NULL, 0xffff,
NULL, HFILL }
},
{ &hf_mip6_opt_mnlli_lli,
{ "Link-layer Identifier", "mip6.mnlli.lli",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_pmip6_timestamp,
{ "Timestamp", "mip6.timestamp_tmp",
FT_STRING, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_pmip6_opt_lila_lla,
{ "Link-local Address", "mip6.lila_lla",
FT_IPv6, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_pmip6_rc,
{ "Restart Counter", "mip6.rc",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL}
},
{ &hf_mip6_ipv4ha_preflen,
{ "Prefix-len", "mip6.ipv4ha.preflen",
FT_UINT8, BASE_DEC, NULL, 0xfc,
NULL, HFILL}
},
{ &hf_mip6_ipv4ha_p_flag,
{ "mobile network prefix (P) flag", "mip6.ipv4ha.p_flag",
FT_BOOLEAN, 16, TFS(&mip6_ipv4ha_p_flag_value), 0x0200,
NULL, HFILL }
},
{ &hf_mip6_ipv4ha_ha,
{ "IPv4 Home Address", "mip6.ipv4ha.ha",
FT_IPv4, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_ipv4aa_status,
{ "Status", "mip6.ipv4aa.sts",
FT_UINT8, BASE_DEC, VALS(pmip6_ipv4aa_status_values), 0x0,
NULL, HFILL}
},
{ &hf_mip6_opt_natd_f_flag,
{ "(F) flag", "mip6.natd.f_flag",
FT_BOOLEAN, 16, TFS(&mip6_natd_f_flag_value), 0x8000,
NULL, HFILL }
},
{ &hf_mip6_opt_natd_reserved,
{ "Reserved", "mip6.natd.reserved",
FT_UINT16, BASE_DEC, NULL, 0x7fff,
NULL, HFILL }
},
{ &hf_mip6_opt_natd_refresh_t,
{ "Refresh time", "mip6.natd.refresh_t",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_ipv4coa_reserved,
{ "Reserved", "mip6.ipv4coa.reserved",
FT_UINT16, BASE_DEC, NULL, 0xffff,
NULL, HFILL }
},
{ &hf_mip6_opt_ipv4coa_addr,
{ "IPv4 Care-of address", "mip6.ipv4coa.addr",
FT_IPv4, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_pmip6_gre_key,
{ "GRE Key", "mip6.gre_key",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL}
},
{ &hf_mip6_opt_mhipv6ap_opt_code,
{ "Option-Code", "mip6.mhipv6ap.opt_code",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_mhipv6ap_prefix_l,
{ "Prefix Length", "mip6.mhipv6ap.len",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_mhipv6ap_ipv6_address,
{ "IPv6 Address", "mip6.mhipv6ap.ipv6_address",
FT_IPv6, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_mhipv6ap_ipv6_address_prefix,
{ "IPv6 Address/Prefix", "mip6.mhipv6ap.ipv6_address_prefix",
FT_STRING, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_bi_bid,
{ "Binding ID (BID)", "mip6.bi.bid",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_bi_status,
{ "Status", "mip6.bi.status",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_bi_h_flag,
{ "Simultaneous Home and Foreign Binding (H)", "mip6.bi.h_flag",
FT_BOOLEAN, 8, TFS(&tfs_true_false), 0x80,
NULL, HFILL }
},
{ &hf_mip6_bi_coa_ipv4,
{ "IPv4 care-of address (CoA)", "mip6.bi.coa_ipv4",
FT_IPv4, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_bi_coa_ipv6,
{ "IPv6 care-of address (CoA)", "mip6.bi.coa_ipv6",
FT_IPv6, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_binding_refresh_request,
{ "Binding Refresh Request", "mip6.binding_refresh_request",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_unknown_type_data,
{ "Message Data", "mip6.unknown_type_data",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_fast_neighbor_advertisement,
{ "Fast Neighbor Advertisement", "mip6.fast_neighbor_advertisement",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_vsm_data,
{ "Data", "mip6.vsm.data",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_vsm_req_data,
{ "Req-Data", "mip6.vsm.req_data",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_padn,
{ "PadN", "mip6.padn",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_option_unknown,
{ "Option", "mip6.option_unknown",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_ipv4dra_reserved,
{ "Reserved", "mip6.ipv4dra.reserved",
FT_UINT16, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_ipv4dra_dra,
{ "IPv4 Default-Router Address", "mip6.ipv4dra.dra",
FT_IPv4, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_ipv4dsm_reserved,
{ "Reserved", "mip6.ipv4dsm.reserved",
FT_UINT16, BASE_DEC, NULL, 0xfffe,
NULL, HFILL }
},
{ &hf_mip6_ipv4dsm_s_flag,
{ "DHCP Support Mode (S)", "mip6.ipv4dsm.s_flag",
FT_BOOLEAN, 16, TFS(&mip6_ipv4dsm_s_flag_value), 0x0001,
NULL, HFILL }
},
{ &hf_mip6_cr_reserved,
{ "Reserved", "mip6.cr.reserved",
FT_UINT16, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_cr_req_type,
{ "Req-type", "mip6.cr.req_type",
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &mip6_mobility_options_ext, 0,
NULL, HFILL }
},
{ &hf_mip6_cr_req_length,
{ "Req-length", "mip6.cr.req_length",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_lmaa_opt_code,
{ "Option-Code", "mip6.lmaa.opt_code",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_lmaa_reserved,
{ "Reserved", "mip6.lmaa.reserved",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_lmaa_ipv4,
{ "Local Mobility Anchor Address", "mip6.lmaa.ipv4",
FT_IPv4, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_lmaa_ipv6,
{ "Local Mobility Anchor Address", "mip6.lmaa.ipv6",
FT_IPv6, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_mobility,
{ "Mobility", "mip6.mobility",
FT_STRING, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_mobility_opt,
{ "Mobility Option", "mip6.mobility_opt",
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &mip6_mobility_options_ext, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_len,
{ "Length", "mip6.mobility_opt.len",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_pmip6_bri_brtype,
{ "B.R. Type", "mip6.bri_br.type",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_pmip6_bri_rtrigger,
{ "R. Trigger", "mip6.bri_r.trigger",
FT_UINT8, BASE_DEC, VALS(pmip6_bri_rtrigger), 0x0,
NULL, HFILL }
},
{ &hf_pmip6_bri_status,
{ "Status", "mip6.bri_status",
FT_UINT8, BASE_DEC, VALS(pmip6_bri_status), 0x0,
NULL, HFILL }
},
{ &hf_pmip6_bri_seqnr,
{ "Sequence Number", "mip6.bri_seqnr",
FT_UINT16, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_pmip6_bri_ip_flag,
{ "Proxy Binding (P) Flag", "mip6.bri_ip",
FT_BOOLEAN, 16, TFS(&tfs_set_notset), 0x8000,
NULL, HFILL }
},
{ &hf_pmip6_bri_iv_flag,
{ "IPv4 HoA Binding Only (V) Flag", "mip6.bri_iv",
FT_BOOLEAN, 16, TFS(&tfs_set_notset), 0x4000,
NULL, HFILL }
},
{ &hf_pmip6_bri_ig_flag,
{ "Global (G) Flag", "mip6.bri_ig",
FT_BOOLEAN, 16, TFS(&tfs_set_notset), 0x2000,
NULL, HFILL }
},
{ &hf_pmip6_bri_ap_flag,
{ "Proxy Binding (P) Flag", "mip6.bri_ap",
FT_BOOLEAN, 16, TFS(&tfs_set_notset), 0x8000,
NULL, HFILL }
},
{ &hf_pmip6_bri_av_flag,
{ "IPv4 HoA Binding Only (V) Flag", "mip6.bri_av",
FT_BOOLEAN, 16, TFS(&tfs_set_notset), 0x4000,
NULL, HFILL }
},
{ &hf_pmip6_bri_ag_flag,
{ "Global (G) Flag", "mip6.bri_ag",
FT_BOOLEAN, 16, TFS(&tfs_set_notset), 0x2000,
NULL, HFILL }
},
{ &hf_pmip6_bri_res,
{ "Reserved", "mip6.bri_res",
FT_UINT16, BASE_HEX, NULL, 0x1FFF,
"Must be zero", HFILL }
},
{ &hf_pmip6_lri_sequence,
{ "Sequence", "mip6.lri.sequence",
FT_UINT16, BASE_DEC, NULL, 0x0,
"A monotonically increasing integer", HFILL }
},
{ &hf_pmip6_lri_reserved,
{ "Reserved", "mip6.lri.reserved",
FT_UINT16, BASE_HEX, NULL, 0x0,
"This field is unused and MUST be set to zero", HFILL }
},
{ &hf_pmip6_lri_lifetime,
{ "Lifetime", "mip6.lri.lifetime",
FT_UINT16, BASE_HEX, NULL, 0x0,
"The requested time, in seconds", HFILL }
},
{ &hf_pmip6_lra_sequence,
{ "Sequence", "mip6.lra.sequence",
FT_UINT16, BASE_DEC, NULL, 0x0,
"A monotonically increasing integer", HFILL }
},
{ &hf_pmip6_lra_u,
{ "unsolicited", "mip6.lri.unsolicated",
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x80,
"When set to 1, the LRA message is sent unsolicited", HFILL }
},
{ &hf_pmip6_lra_reserved,
{ "Reserved", "mip6.lra.reserved",
FT_UINT8, BASE_HEX, NULL, 0x7F,
"This field is unused and MUST be set to zero", HFILL }
},
{ &hf_pmip6_lra_status,
{ "Status", "mip6.lra.status",
FT_UINT8, BASE_DEC, VALS(pmip6_lra_status_vals), 0x0,
"Indicating the result of processing the Localized Routing Acknowledgment message.", HFILL }
},
{ &hf_pmip6_lra_lifetime,
{ "Lifetime", "mip6.lra.lifetime",
FT_UINT16, BASE_HEX, NULL, 0x0,
"The requested time, in seconds", HFILL }
},
{ &hf_mip6_opt_recap_reserved,
{ "Reserved", "mip6.recap.reserved",
FT_UINT16, BASE_HEX, NULL, 0x0,
"Must be zero", HFILL }
},
{ &hf_mip6_opt_redir_k,
{ "K", "mip6.redir.k",
FT_BOOLEAN, 16, NULL, MIP6_REDIR_FLAG_K,
"bit is set (1) if the Optional IPv6 r2LMA Address is included in the mobility option", HFILL }
},
{ &hf_mip6_opt_redir_n,
{ "N", "mip6.redir.n",
FT_BOOLEAN, 16, NULL, MIP6_REDIR_FLAG_N,
"bit is set (1) if the Optional IPv4 r2LMA Address is included in the mobility option", HFILL }
},
{ &hf_mip6_opt_redir_reserved,
{ "Reserved", "mip6.redir.reserved",
FT_UINT16, BASE_HEX, NULL, MIP6_REDIR_FLAG_RSV,
"Must be zero", HFILL }
},
{ &hf_mip6_opt_redir_addr_r2LMA_ipv6,
{ "IPv6 r2LMA Address", "mip6.redir.addr_r2lma_ipv6",
FT_IPv6, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_redir_addr_r2LMA_ipv4,
{ "IPv4 r2LMA Address", "mip6.redir.addr_r2lma_ipv4",
FT_IPv4, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_load_inf_priority,
{ "Priority", "mip6.load_inf.priority",
FT_UINT16, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_load_inf_sessions_in_use,
{ "Sessions in Use", "mip6.load_inf.sessions_in_use",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_load_inf_maximum_sessions,
{ "Maximum Sessions", "mip6.load_inf.maximum_sessions",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_load_inf_used_capacity,
{ "Used Capacity", "mip6.load_inf.used_capacity",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_load_inf_maximum_capacity,
{ "Maximum Capacity", "mip6.load_inf.maximum_capacity",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_alt_ip4,
{ "Alternate IPv4 Care-of Address", "mip6.alt_ip4",
FT_IPv4, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_mng_sub_type,
{ "Sub Type", "mip6.mng.sub_type",
FT_UINT8, BASE_DEC, VALS(mip6_mng_id_type_vals), 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_mng_reserved,
{ "Reserved", "mip6.mng.reserved",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_mng_mng_id,
{ "Mobile Node Group Identifier", "mip6.mng.mng_id",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_mag_ipv6_reserved,
{ "Reserved", "mip6.mag_ipv6.reserved",
FT_UINT8, BASE_HEX, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_mag_ipv6_address_length,
{ "Address Length", "mip6.mag_ipv6.address_length",
FT_UINT8, BASE_DEC, NULL, 0x0,
"This field MUST be set to 128", HFILL }
},
{ &hf_mip6_opt_mag_ipv6_address,
{ "Address", "mip6.mag_ipv6.address",
FT_IPv6, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub,
{ "ANI", "mip6.acc_net_id",
FT_NONE, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt,
{ "ANI Type", "mip6.acc_net_id.ani",
FT_UINT8, BASE_DEC, VALS(mmip6_opt_acc_net_id_sub_opt_vals), 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_len,
{ "Length", "mip6.acc_net_id.sub_opt_len",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_e_bit,
{ "E(Encoding)", "mip6.acc_net_id.e_bit",
FT_BOOLEAN, 8, TFS(&mip6_opt_acc_net_id_sub_opt_e_bit_value), 0x80,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_net_name_len,
{ "Net-Name Length", "mip6.acc_net_id.net_name_len",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_net_name,
{ "Network Name", "mip6.acc_net_id.net_name",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_net_name_data,
{ "Network Name", "mip6.acc_net_id.net_name_data",
FT_BYTES, BASE_NONE, NULL, 0x0,
"Network Name with undefined format", HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_ap_name_len,
{ "AP-Name Length", "mip6.acc_net_id.ap_name_len",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_ap_name,
{ "Access-Point Name", "mip6.acc_net_id.ap_name",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_geo_latitude_degrees,
{ "Latitude Degrees", "mip6.acc_net_id.geo.latitude_degrees",
FT_INT24, BASE_CUSTOM, CF_FUNC(degrees_base_custom), 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_geo_longitude_degrees,
{ "Longitude Degrees", "mip6.acc_net_id.geo.longitude_degrees",
FT_INT24, BASE_CUSTOM, CF_FUNC(degrees_base_custom), 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_op_id_type,
{ "Op-ID Type", "mip6.acc_net_id.op_id.type",
FT_UINT8, BASE_DEC, VALS(mip6_opt_acc_net_id_sub_opt_op_id_type), 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_acc_net_id_sub_opt_op_id,
{ "Op-ID", "mip6.acc_net_id.op_id",
FT_BYTES, BASE_NONE, NULL, 0x0,
NULL, HFILL }
},
{ &hf_mip6_opt_dmnp_v_flag,
{ "IPv4 Prefix (V) flag", "mip6.dmnp.v_flag",
FT_BOOLEAN, 8, TFS(&mip6_dmnp_v_flag_value), 0x80,
NULL, HFILL }
},
{ &hf_mip6_opt_dmnp_reserved,
{ "Reserved", "mip6.dmnp.reserved",
FT_UINT8, BASE_DEC, NULL, 0x7F,
NULL, HFILL }
},
{ &hf_mip6_opt_dmnp_prefix_len,
{ "Prefix Length", "mip6.dmnp.prefix_len",
FT_UINT8, BASE_DEC, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_dmnp_dmnp_ipv4,
{ "IPv4 Delegated Mobile Network Prefix", "mip6.dmnp.dmnp_ipv4",
FT_IPv4, BASE_NONE, NULL, 0,
NULL, HFILL }
},
{ &hf_mip6_opt_dmnp_dmnp_ipv6,
{ "IPv6 Delegated Mobile Network Prefix", "mip6.dmnp.dmnp_ipv6",
FT_IPv6, BASE_NONE, NULL, 0,
NULL, HFILL }
},
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_mip6,
&ett_mip6_opts,
&ett_mip6_opt_pad1,
&ett_mip6_opt_padn,
&ett_mip6_opt_bra,
&ett_mip6_opt_acoa,
&ett_mip6_opt_ni,
&ett_mip6_opt_bad,
&ett_fmip6_opt_lla,
&ett_mip6_nemo_opt_mnp,
&ett_mip6_opt_mnid,
&ett_mip6_opt_auth,
&ett_mip6_opt_mesgid,
&ett_mip6_opt_cgapr,
&ett_mip6_opt_cgar,
&ett_mip6_opt_sign,
&ett_mip6_opt_phkt,
&ett_mip6_opt_mocoti,
&ett_mip6_opt_mocot,
&ett_mip6_opt_dnsu,
&ett_mip6_opt_em,
&ett_mip6_opt_vsm,
&ett_mip6_opt_ssm,
&ett_mip6_opt_badff,
&ett_mip6_opt_unknown,
&ett_pmip6_opt_hnp,
&ett_pmip6_opt_hi,
&ett_pmip6_opt_att,
&ett_pmip6_opt_mnlli,
&ett_pmip6_opt_lla,
&ett_pmip6_opt_ts,
&ett_pmip6_opt_rc,
&ett_mip6_opt_ipv4ha,
&ett_mip6_opt_ipv4aa,
&ett_mip6_opt_natd,
&ett_mip6_opt_ipv4coa,
&ett_pmip6_opt_grek,
&ett_pmip6_opt_mhipv6ap,
&ett_pmip6_opt_bi,
&ett_mip6_opt_ipv4hareq,
&ett_mip6_opt_ipv4harep,
&ett_mip6_opt_ipv4dra,
&ett_mip6_opt_ipv4dsm,
&ett_mip6_opt_cr,
&ett_mip6_opt_lmaa,
&ett_mip6_opt_recap,
&ett_mip6_opt_redir,
&ett_mip6_opt_load_inf,
&ett_mip6_opt_alt_ip4,
&ett_mip6_opt_mng,
&ett_mip6_opt_mag_ipv6,
&ett_mip6_opt_acc_net_id,
&ett_mip6_sub_opt_acc_net_id,
&ett_mip6_opt_dmnp,
};
static ei_register_info ei[] = {
{ &ei_mip6_ie_not_dissected, { "mip6.ie_not_dissected", PI_UNDECODED, PI_NOTE, "IE data not dissected yet", EXPFILL }},
{ &ei_mip6_ani_type_not_dissected, { "mip6.acc_net_id.ani.unknown", PI_UNDECODED, PI_NOTE, "ANI Type not dissect yet", EXPFILL }},
{ &ei_mip6_opt_len_invalid, { "mip6.opt.len.invalid", PI_PROTOCOL, PI_WARN, "Invalid length for option", EXPFILL }},
{ &ei_mip6_vsm_data_not_dissected, { "mip6.vsm.data_not_dissected", PI_UNDECODED, PI_NOTE, "Data (Not dissected yet)", EXPFILL }},
{ &ei_mip6_bogus_header_length, { "mip6.bogus_header_length", PI_PROTOCOL, PI_WARN, "Bogus header length", EXPFILL }},
};
expert_module_t* expert_mip6;
/* Register the protocol name and description */
proto_mip6 = proto_register_protocol("Mobile IPv6", "MIPv6", "mipv6");
/* Register the dissector by name */
mip6_handle = register_dissector("mip6", dissect_mip6, proto_mip6);
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_mip6, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
expert_mip6 = expert_register_protocol(proto_mip6);
expert_register_field_array(expert_mip6, ei, array_length(ei));
mip6_vsm_dissector_table = register_dissector_table("mip6.vsm", "Mobile IPv6 vendor specific option", proto_mip6, FT_UINT32, BASE_DEC, DISSECTOR_TABLE_NOT_ALLOW_DUPLICATE);
}
void
proto_reg_handoff_mip6(void)
{
dissector_add_uint("ip.proto", IP_PROTO_MIPV6_OLD, mip6_handle);
dissector_add_uint("ip.proto", IP_PROTO_MIPV6, mip6_handle);
/* Add support for PMIPv6 control messages over IPV4 */
dissector_add_uint("udp.port", UDP_PORT_PMIP6_CNTL, mip6_handle);
ip_dissector_table = find_dissector_table("ip.proto");
dissector_add_uint("mip6.vsm", VENDOR_THE3GPP, create_dissector_handle(dissect_mip6_opt_vsm_3gpp, proto_mip6));
}
/*
* Editor modelines - http://www.wireshark.org/tools/modelines.html
*
* Local variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* vi: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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