2073 lines
69 KiB
C
2073 lines
69 KiB
C
/* packet-vines.c
|
|
* Routines for Banyan VINES protocol packet disassembly
|
|
*
|
|
* Don Lafontaine <lafont02@cn.ca>
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
* Joerg Mayer (see AUTHORS file)
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
/* Information about VINES can be found in
|
|
*
|
|
* VINES Protocol Definition
|
|
* Order Number: DA254-00
|
|
* Banyan Systems incorporated
|
|
* February 1990
|
|
* Part Number: 092093-000
|
|
*
|
|
* Banyan Systems are no longer in business, so that document cannot be
|
|
* ordered from them. An online copy appears to be available at
|
|
*
|
|
* http://banyan-vines.bamertal.com/Banyan-supplier-help/ProtoDef/ProtoDefMain.htm
|
|
*
|
|
* along with the VINES Architecture Definition at
|
|
*
|
|
* http://banyan-vines.bamertal.com/Banyan-supplier-help/ArchDef/ArchDefMain.htm
|
|
*
|
|
* and other VINES documentation linked to from
|
|
*
|
|
* http://banyan-vines.bamertal.com/Banyan-supplier-help/banyan.htm
|
|
*
|
|
* Some information can also be found in
|
|
*
|
|
* http://docwiki.cisco.com/wiki/Banyan_VINES
|
|
*
|
|
* and at
|
|
*
|
|
* http://www.banalyzer.de/ban/HTML/P_VINES/Eng/P_vines.html
|
|
*
|
|
* The document at
|
|
*
|
|
* http://www.watersprings.org/pub/id/draft-ietf-rmonmib-rmonprot-v2-00.txt
|
|
*
|
|
* lists a bunch of values of protocol identifier fields for various
|
|
* protocols. It speaks of the Vines Fragmentation Protocol,
|
|
* the "Vines Token Ring Protocol" which appears to be the same as the
|
|
* "Vines LLC" protocol here, the Vines echo protocol, Vines IP, and
|
|
* protocols running atop Vines IP.
|
|
*
|
|
* The LLC values it describes are:
|
|
*
|
|
* 0xbc (SAP_VINES2) Vines Token Ring a/k/a Vines LLC
|
|
*
|
|
* It doesn't mention 0xba (SAP_VINES1).
|
|
*
|
|
* The Vines Token Ring/Vines LLC protocol identifier values it
|
|
* describes are:
|
|
*
|
|
* 0xba Vines IP
|
|
* 0xbb Vines Echo
|
|
*
|
|
* The Ethernet type values it describes are:
|
|
*
|
|
* 0x0bad (ETHERTYPE_VINES) Vines IP
|
|
* 0x0baf Vines Echo
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <epan/packet.h>
|
|
#include <epan/capture_dissectors.h>
|
|
#include <epan/etypes.h>
|
|
#include <epan/ppptypes.h>
|
|
#include <epan/ipproto.h>
|
|
#include <epan/arcnet_pids.h>
|
|
#include <epan/llcsaps.h>
|
|
#include <epan/to_str.h>
|
|
#include <epan/address_types.h>
|
|
#include <wsutil/pint.h>
|
|
|
|
void proto_register_vines_frp(void);
|
|
void proto_reg_handoff_vines_frp(void);
|
|
void proto_register_vines_llc(void);
|
|
void proto_reg_handoff_vines_llc(void);
|
|
void proto_register_vines_ip(void);
|
|
void proto_reg_handoff_vines_ip(void);
|
|
void proto_register_vines_echo(void);
|
|
void proto_reg_handoff_vines_echo(void);
|
|
void proto_register_vines_ipc(void);
|
|
void proto_reg_handoff_vines_ipc(void);
|
|
void proto_register_vines_spp(void);
|
|
void proto_reg_handoff_vines_spp(void);
|
|
void proto_register_vines_arp(void);
|
|
void proto_reg_handoff_vines_arp(void);
|
|
void proto_register_vines_rtp(void);
|
|
void proto_reg_handoff_vines_rtp(void);
|
|
void proto_register_vines_icp(void);
|
|
void proto_reg_handoff_vines_icp(void);
|
|
|
|
|
|
#define UDP_PORT_VINES 573
|
|
|
|
static int proto_vines_frp = -1;
|
|
static int hf_vines_frp_flags = -1;
|
|
static int hf_vines_frp_flags_first_fragment = -1;
|
|
static int hf_vines_frp_flags_last_fragment = -1;
|
|
static int hf_vines_frp_sequence_number = -1;
|
|
|
|
static gint ett_vines_frp = -1;
|
|
static gint ett_vines_frp_flags = -1;
|
|
|
|
static int proto_vines_llc = -1;
|
|
static int hf_vines_llc_packet_type = -1;
|
|
|
|
static gint ett_vines_llc = -1;
|
|
|
|
static int proto_vines_ip = -1;
|
|
static int hf_vines_ip_protocol = -1;
|
|
static int hf_vines_ip_checksum = -1;
|
|
static int hf_vines_ip_length = -1;
|
|
static int hf_vines_ip_source = -1;
|
|
static int hf_vines_ip_destination = -1;
|
|
static int hf_vines_tctl = -1;
|
|
static int hf_vines_tctl_node = -1;
|
|
static int hf_vines_tctl_class = -1;
|
|
static int hf_vines_tctl_forward_router = -1;
|
|
static int hf_vines_tctl_metric = -1;
|
|
static int hf_vines_tctl_notif_packet = -1;
|
|
static int hf_vines_tctl_hop_count = -1;
|
|
|
|
static gint ett_vines_ip = -1;
|
|
static gint ett_vines_ip_tctl = -1;
|
|
|
|
static int proto_vines_echo = -1;
|
|
|
|
static gint hf_vines_echo_data = -1;
|
|
|
|
static gint ett_vines_echo = -1;
|
|
|
|
static int proto_vines_ipc = -1;
|
|
static int hf_vines_ipc_src_port = -1;
|
|
static int hf_vines_ipc_dest_port = -1;
|
|
static int hf_vines_ipc_packet_type = -1;
|
|
static int hf_vines_ipc_control = -1;
|
|
static int hf_vines_ipc_control_ack = -1;
|
|
static int hf_vines_ipc_control_end_msg = -1;
|
|
static int hf_vines_ipc_control_beg_msg = -1;
|
|
static int hf_vines_ipc_control_abort_msg = -1;
|
|
static int hf_vines_ipc_local_connection_id = -1;
|
|
static int hf_vines_ipc_sequence_number = -1;
|
|
static int hf_vines_ipc_length = -1;
|
|
static int hf_vines_ipc_remote_connection_id = -1;
|
|
static int hf_vines_ipc_ack_number = -1;
|
|
static int hf_vines_ipc_error = -1;
|
|
|
|
static gint ett_vines_ipc = -1;
|
|
static gint ett_vines_ipc_control = -1;
|
|
|
|
static int proto_vines_spp = -1;
|
|
static int hf_vines_spp_src_port = -1;
|
|
static int hf_vines_spp_dest_port = -1;
|
|
static int hf_vines_spp_packet_type = -1;
|
|
static int hf_vines_spp_control = -1;
|
|
static int hf_vines_spp_control_ack = -1;
|
|
static int hf_vines_spp_control_end_msg = -1;
|
|
static int hf_vines_spp_control_beg_msg = -1;
|
|
static int hf_vines_spp_control_abort_msg = -1;
|
|
static int hf_vines_spp_local_id = -1;
|
|
static int hf_vines_spp_remote_id = -1;
|
|
static int hf_vines_spp_seq_num = -1;
|
|
static int hf_vines_spp_ack_num = -1;
|
|
static int hf_vines_spp_window = -1;
|
|
|
|
static gint ett_vines_spp = -1;
|
|
static gint ett_vines_spp_control = -1;
|
|
|
|
static int proto_vines_arp = -1;
|
|
static int hf_vines_arp_address = -1;
|
|
static int hf_vines_arp_version = -1;
|
|
static int hf_vines_arp_packet_type = -1;
|
|
static int hf_vines_arp_interface_metric = -1;
|
|
static int hf_vines_arp_sequence_number = -1;
|
|
|
|
static gint ett_vines_arp = -1;
|
|
|
|
static int proto_vines_rtp = -1;
|
|
static int hf_vines_rtp_comp_flag = -1;
|
|
static int hf_vines_rtp_comp_flag_neighbor_router = -1;
|
|
static int hf_vines_rtp_comp_flag_sequence_rtp = -1;
|
|
static int hf_vines_rtp_comp_flag_sequence_rtp_version = -1;
|
|
static int hf_vines_rtp_control = -1;
|
|
static int hf_vines_rtp_control_sync_broadcast = -1;
|
|
static int hf_vines_rtp_control_topology_update = -1;
|
|
static int hf_vines_rtp_control_specific_request = -1;
|
|
static int hf_vines_rtp_control_end_msg = -1;
|
|
static int hf_vines_rtp_control_beg_msg = -1;
|
|
static int hf_vines_rtp_machine_rtp = -1;
|
|
static int hf_vines_rtp_machine_tcpip = -1;
|
|
static int hf_vines_rtp_machine_bus = -1;
|
|
static int hf_vines_rtp_flag_sequence_rtp = -1;
|
|
static int hf_vines_rtp_flag_network_p2p = -1;
|
|
static int hf_vines_rtp_flag_data_link_p2p = -1;
|
|
static int hf_vines_rtp_flag_broadcast_medium = -1;
|
|
static int hf_vines_rtp_metric_to_preferred_gateway = -1;
|
|
static int hf_vines_rtp_requested_info = -1;
|
|
static int hf_vines_rtp_metric_to_destination = -1;
|
|
static int hf_vines_rtp_source_route_length = -1;
|
|
static int hf_vines_rtp_router_sequence_number = -1;
|
|
static int hf_vines_rtp_sequence_number = -1;
|
|
static int hf_vines_rtp_data_offset = -1;
|
|
static int hf_vines_rtp_preferred_gateway_sequence_number = -1;
|
|
static int hf_vines_rtp_preferred_gateway_node_type = -1;
|
|
static int hf_vines_rtp_metric = -1;
|
|
static int hf_vines_rtp_destination_sequence_number = -1;
|
|
static int hf_vines_rtp_link_address_length = -1;
|
|
static int hf_vines_rtp_controller_type = -1;
|
|
static int hf_vines_rtp_destination_node_type = -1;
|
|
static int hf_vines_rtp_information_type = -1;
|
|
static int hf_vines_rtp_version = -1;
|
|
static int hf_vines_rtp_preferred_gateway = -1;
|
|
static int hf_vines_rtp_neighbor_metric = -1;
|
|
static int hf_vines_rtp_destination = -1;
|
|
static int hf_vines_rtp_node_type = -1;
|
|
static int hf_vines_rtp_operation_type = -1;
|
|
static int hf_vines_rtp_packet_id = -1;
|
|
static int hf_vines_rtp_network_number = -1;
|
|
static int hf_vines_rtp_machine_type = -1;
|
|
static int hf_vines_rtp_destination_controller_type = -1;
|
|
static int hf_vines_rtp_destination_machine = -1;
|
|
static int hf_vines_rtp_pref_gateway_controller_type = -1;
|
|
static int hf_vines_rtp_pref_gateway_machine = -1;
|
|
static int hf_vines_rtp_network_flags = -1;
|
|
static int hf_vines_rtp_destination_flags = -1;
|
|
static int hf_vines_rtp_preferred_gateway_flags = -1;
|
|
static int hf_vines_rtp_preferred_gateway_data_link_address_ether = -1;
|
|
static int hf_vines_rtp_preferred_gateway_data_link_address_bytes = -1;
|
|
static int hf_vines_rtp_preferred_gateway_source_route = -1;
|
|
|
|
static gint ett_vines_rtp = -1;
|
|
static gint ett_vines_rtp_compatibility_flags = -1;
|
|
static gint ett_vines_rtp_req_info = -1;
|
|
static gint ett_vines_rtp_control_flags = -1;
|
|
static gint ett_vines_rtp_mtype = -1;
|
|
static gint ett_vines_rtp_flags = -1;
|
|
|
|
static int proto_vines = -1;
|
|
static int proto_vines_icp = -1;
|
|
static int hf_vines_icp_exception_code = -1;
|
|
static int hf_vines_icp_metric = -1;
|
|
static int hf_vines_icp_packet_type = -1;
|
|
|
|
static gint ett_vines_icp = -1;
|
|
|
|
static int vines_address_type = -1;
|
|
|
|
/* VINES IP structs and definitions */
|
|
|
|
enum {
|
|
VIP_PROTO_IPC = 1, /* Interprocess Communications Protocol (IPC) */
|
|
VIP_PROTO_SPP = 2, /* Sequenced Packet Protocol (SPP) */
|
|
VIP_PROTO_ARP = 4, /* Address Resolution Protocol (ARP) */
|
|
VIP_PROTO_RTP = 5, /* Routing Update Protocol (RTP) / SRTP (Sequenced RTP) */
|
|
VIP_PROTO_ICP = 6 /* Internet Control Protocol (ICP) */
|
|
};
|
|
|
|
/* VINES SPP and IPC structs and definitions */
|
|
|
|
enum {
|
|
PKTTYPE_DGRAM = 0, /* Unreliable datagram */
|
|
PKTTYPE_DATA = 1, /* User Data */
|
|
PKTTYPE_ERR = 2, /* Error */
|
|
PKTTYPE_DISC = 3, /* Diconnect Request */
|
|
PKTTYPE_PROBE = 4, /* Probe (retransmit) */
|
|
PKTTYPE_ACK = 5 /* Acknowledgement */
|
|
};
|
|
|
|
typedef struct _e_vspp {
|
|
guint16 vspp_sport;
|
|
guint16 vspp_dport;
|
|
guint8 vspp_pkttype;
|
|
guint8 vspp_control;
|
|
guint16 vspp_lclid; /* Local Connection ID */
|
|
guint16 vspp_rmtid; /* Remote Connection ID */
|
|
guint16 vspp_seqno; /* Sequence Number */
|
|
guint16 vspp_ack; /* Acknowledgement Number */
|
|
guint16 vspp_win;
|
|
} e_vspp;
|
|
|
|
typedef struct _e_vipc {
|
|
guint16 vipc_sport;
|
|
guint16 vipc_dport;
|
|
guint8 vipc_pkttype;
|
|
guint8 vipc_control;
|
|
guint16 vipc_lclid; /* Local Connection ID */
|
|
guint16 vipc_rmtid; /* Remote Connection ID */
|
|
guint16 vipc_seqno; /* Sequence Number */
|
|
guint16 vipc_ack; /* Acknowledgement Number */
|
|
guint16 vipc_err_len;
|
|
} e_vipc;
|
|
|
|
static gboolean
|
|
capture_vines(const guchar *pd _U_, int offset _U_, int len _U_, capture_packet_info_t *cpinfo, const union wtap_pseudo_header *pseudo_header _U_)
|
|
{
|
|
capture_dissector_increment_count(cpinfo, proto_vines);
|
|
return TRUE;
|
|
}
|
|
|
|
static dissector_handle_t vines_ip_handle;
|
|
|
|
/* Control flags */
|
|
#define VINES_FRP_FIRST_FRAGMENT 0x01
|
|
#define VINES_FRP_LAST_FRAGMENT 0x02
|
|
|
|
/* AFAIK Vines FRP (Fragmentation Protocol) is used on all media except
|
|
* Ethernet and TR (and probably FDDI) - Fragmentation on these media types
|
|
* is not possible
|
|
* FIXME: Do we need to use this header with PPP too?
|
|
*/
|
|
static int
|
|
dissect_vines_frp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
proto_tree *vines_frp_tree;
|
|
proto_item *ti;
|
|
proto_tree *flags_tree;
|
|
tvbuff_t *next_tvb;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines FRP");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
if (tree) {
|
|
ti = proto_tree_add_item(tree, proto_vines_frp, tvb, 0, 2, ENC_NA);
|
|
vines_frp_tree = proto_item_add_subtree(ti, ett_vines_frp);
|
|
|
|
ti = proto_tree_add_item(vines_frp_tree, hf_vines_frp_flags, tvb, 0, 1, ENC_NA);
|
|
flags_tree = proto_item_add_subtree(ti, ett_vines_frp_flags);
|
|
proto_tree_add_item(flags_tree, hf_vines_frp_flags_first_fragment, tvb, 0, 1, ENC_NA);
|
|
proto_tree_add_item(flags_tree, hf_vines_frp_flags_last_fragment, tvb, 0, 1, ENC_NA);
|
|
|
|
proto_tree_add_item(vines_frp_tree, hf_vines_frp_sequence_number, tvb, 1, 1, ENC_LITTLE_ENDIAN);
|
|
}
|
|
|
|
/* Decode the "real" Vines now */
|
|
next_tvb = tvb_new_subset_remaining(tvb, 2);
|
|
call_dissector(vines_ip_handle, next_tvb, pinfo, tree);
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
static int
|
|
dissect_vines_frp_new(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,
|
|
void *params _U_)
|
|
{
|
|
if (pinfo->srcport != pinfo->destport) {
|
|
/* Require that the source and destination ports be the
|
|
* port for Vines FRP. */
|
|
return 0;
|
|
}
|
|
if (!tvb_bytes_exist(tvb, 0, 1)) {
|
|
/* Too short to check the flags value. */
|
|
return 0;
|
|
}
|
|
|
|
if ((tvb_get_guint8(tvb, 0) & ~(VINES_FRP_FIRST_FRAGMENT|VINES_FRP_LAST_FRAGMENT)) != 0) {
|
|
/* Those are the only flags; if anything else is set, this
|
|
* is presumably not Vines FRP. */
|
|
return 0;
|
|
}
|
|
dissect_vines_frp(tvb, pinfo, tree, params);
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_frp(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_frp_flags,
|
|
{ "Control Flags", "vines_frp.flags",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_frp_flags_first_fragment,
|
|
{ "First fragment", "vines_frp.flags.first_fragment",
|
|
FT_BOOLEAN, 8, NULL, VINES_FRP_FIRST_FRAGMENT,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_frp_flags_last_fragment,
|
|
{ "Last fragment", "vines_frp.flags.last_fragment",
|
|
FT_BOOLEAN, 8, NULL, VINES_FRP_LAST_FRAGMENT,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_frp_sequence_number,
|
|
{ "Sequence Number", "vines_frp.sequence_number",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
static gint *ett[] = {
|
|
&ett_vines_frp,
|
|
&ett_vines_frp_flags
|
|
};
|
|
|
|
proto_vines_frp = proto_register_protocol(
|
|
"Banyan Vines Fragmentation Protocol", "Vines FRP", "vines_frp");
|
|
proto_register_field_array(proto_vines_frp, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_frp(void)
|
|
{
|
|
dissector_handle_t vines_frp_handle, vines_frp_new_handle;
|
|
|
|
vines_frp_handle = create_dissector_handle(dissect_vines_frp,
|
|
proto_vines_frp);
|
|
dissector_add_uint("ip.proto", IP_PROTO_VINES, vines_frp_handle);
|
|
|
|
vines_frp_new_handle = create_dissector_handle(dissect_vines_frp_new,
|
|
proto_vines_frp);
|
|
dissector_add_uint_with_preference("udp.port", UDP_PORT_VINES, vines_frp_new_handle);
|
|
}
|
|
|
|
static dissector_table_t vines_llc_dissector_table;
|
|
|
|
#define VINES_LLC_IP 0xba
|
|
#define VINES_LLC_ECHO 0xbb
|
|
|
|
static const value_string vines_llc_ptype_vals[] = {
|
|
{ VINES_LLC_IP, "Vines IP" },
|
|
{ VINES_LLC_ECHO, "Vines Echo" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static int
|
|
dissect_vines_llc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
guint8 ptype;
|
|
proto_tree *vines_llc_tree;
|
|
proto_item *ti;
|
|
tvbuff_t *next_tvb;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines LLC");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
ptype = tvb_get_guint8(tvb, 0);
|
|
col_add_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(ptype, vines_llc_ptype_vals,
|
|
"Unknown protocol 0x%02x"));
|
|
if (tree) {
|
|
ti = proto_tree_add_item(tree, proto_vines_llc, tvb, 0, 1, ENC_NA);
|
|
vines_llc_tree = proto_item_add_subtree(ti, ett_vines_llc);
|
|
|
|
proto_tree_add_item(vines_llc_tree, hf_vines_llc_packet_type, tvb, 0, 1, ENC_NA);
|
|
}
|
|
|
|
next_tvb = tvb_new_subset_remaining(tvb, 1);
|
|
if (!dissector_try_uint(vines_llc_dissector_table, ptype,
|
|
next_tvb, pinfo, tree))
|
|
call_data_dissector(next_tvb, pinfo, tree);
|
|
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_llc(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_llc_packet_type,
|
|
{ "Packet Type", "vines_llc.packet_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_llc_ptype_vals), 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_vines_llc,
|
|
};
|
|
|
|
proto_vines_llc = proto_register_protocol(
|
|
"Banyan Vines LLC", "Vines LLC", "vines_llc");
|
|
proto_register_field_array(proto_vines_llc, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
/* subdissector code */
|
|
vines_llc_dissector_table = register_dissector_table("vines_llc.ptype",
|
|
"Vines LLC protocol", proto_vines_llc, FT_UINT8, BASE_HEX);
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_llc(void)
|
|
{
|
|
dissector_handle_t vines_llc_handle;
|
|
|
|
vines_llc_handle = create_dissector_handle(dissect_vines_llc,
|
|
proto_vines_llc);
|
|
dissector_add_uint("llc.dsap", SAP_VINES2, vines_llc_handle);
|
|
}
|
|
|
|
static dissector_table_t vines_ip_dissector_table;
|
|
|
|
static const value_string class_vals[] = {
|
|
{ 0x00, "Regardless of cost" },
|
|
{ 0x10, "Without cost" },
|
|
{ 0x20, "With low cost (>= 4800 bps)" },
|
|
{ 0x30, "Via LAN" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const value_string proto_vals[] = {
|
|
{ VIP_PROTO_IPC, "IPC" },
|
|
{ VIP_PROTO_SPP, "SPP" },
|
|
{ VIP_PROTO_ARP, "ARP" },
|
|
{ VIP_PROTO_RTP, "RTP" },
|
|
{ VIP_PROTO_ICP, "ICP" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const guint8 bcast_addr[VINES_ADDR_LEN] = {
|
|
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
|
|
};
|
|
|
|
static const true_false_string tfs_vine_tctl_router_all = { "Router nodes", "All nodes" };
|
|
static const true_false_string tfs_vine_tctl_forward_router = { "Can handle redirect packets", "Cannot handle redirect packets" };
|
|
static const true_false_string tfs_vine_tctl_return_not_return = { "Return", "Do not return" };
|
|
|
|
static int
|
|
dissect_vines_ip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
int offset = 0;
|
|
guint16 vip_pktlen;
|
|
guint8 vip_tctl; /* Transport Control */
|
|
guint8 vip_proto;
|
|
proto_tree *vip_tree, *tctl_tree;
|
|
proto_item *ti;
|
|
gboolean is_broadcast = FALSE;
|
|
tvbuff_t *next_tvb;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines IP");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
/* To do: check for runts, errs, etc. */
|
|
|
|
/* capture the necessary parts of the header */
|
|
vip_pktlen = tvb_get_ntohs(tvb, offset+2);
|
|
vip_tctl = tvb_get_guint8(tvb, offset+3);
|
|
vip_proto = tvb_get_guint8(tvb, offset+4);
|
|
|
|
col_add_fstr(pinfo->cinfo, COL_INFO, "%s (0x%02x)",
|
|
val_to_str_const(vip_tctl, proto_vals, "Unknown VIP protocol"),
|
|
vip_tctl);
|
|
|
|
set_address_tvb(&pinfo->net_src, vines_address_type, VINES_ADDR_LEN, tvb, offset+12);
|
|
copy_address_shallow(&pinfo->src, &pinfo->net_src);
|
|
set_address_tvb(&pinfo->net_dst, vines_address_type, VINES_ADDR_LEN, tvb, offset+6);
|
|
copy_address_shallow(&pinfo->dst, &pinfo->net_dst);
|
|
|
|
/* helpers to transport control */
|
|
if (tvb_memeql(tvb, offset+6, bcast_addr, VINES_ADDR_LEN) == 0)
|
|
is_broadcast = TRUE;
|
|
|
|
/*
|
|
* Adjust the length of this tvbuff to include only the Vines IP
|
|
* datagram.
|
|
*/
|
|
set_actual_length(tvb, vip_pktlen < 18 ? 18 : vip_pktlen);
|
|
|
|
if (tree) {
|
|
ti = proto_tree_add_item(tree, proto_vines_ip, tvb, offset, vip_pktlen, ENC_NA);
|
|
vip_tree = proto_item_add_subtree(ti, ett_vines_ip);
|
|
proto_tree_add_checksum(vip_tree, tvb, offset, hf_vines_ip_checksum, -1, NULL, pinfo, 0, ENC_BIG_ENDIAN, PROTO_CHECKSUM_NO_FLAGS);
|
|
offset += 2;
|
|
|
|
proto_tree_add_item(vip_tree, hf_vines_ip_length, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
|
|
ti = proto_tree_add_item(vip_tree, hf_vines_tctl, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
tctl_tree = proto_item_add_subtree(ti, ett_vines_ip_tctl);
|
|
/*
|
|
* XXX - bit 0x80 is "Normal" if 0; what is it if 1?
|
|
*/
|
|
if (is_broadcast) {
|
|
proto_tree_add_item(tctl_tree, hf_vines_tctl_node, tvb, offset, 1, ENC_NA);
|
|
proto_tree_add_item(tctl_tree, hf_vines_tctl_class, tvb, offset, 1, ENC_NA);
|
|
} else {
|
|
proto_tree_add_item(tctl_tree, hf_vines_tctl_forward_router, tvb, offset, 1, ENC_NA);
|
|
proto_tree_add_item(tctl_tree, hf_vines_tctl_metric, tvb, offset, 1, ENC_NA);
|
|
proto_tree_add_item(tctl_tree, hf_vines_tctl_notif_packet, tvb, offset, 1, ENC_NA);
|
|
}
|
|
|
|
proto_tree_add_item(tctl_tree, hf_vines_tctl_hop_count, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(vip_tree, hf_vines_ip_protocol, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
|
|
proto_tree_add_item(vip_tree, hf_vines_ip_destination, tvb, offset, VINES_ADDR_LEN, ENC_NA);
|
|
offset += 6;
|
|
|
|
proto_tree_add_item(vip_tree, hf_vines_ip_source, tvb, offset, VINES_ADDR_LEN, ENC_NA);
|
|
offset += 6;
|
|
} else {
|
|
offset += 18;
|
|
}
|
|
next_tvb = tvb_new_subset_remaining(tvb, offset);
|
|
if (!dissector_try_uint(vines_ip_dissector_table, vip_proto,
|
|
next_tvb, pinfo, tree))
|
|
call_data_dissector(next_tvb, pinfo, tree);
|
|
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
static int vines_to_str(const address* addr, gchar *buf, int buf_len _U_)
|
|
{
|
|
const guint8 *addr_data = (const guint8 *)addr->data;
|
|
gchar *bufp = buf;
|
|
|
|
bufp = dword_to_hex(bufp, pntoh32(&addr_data[0])); /* 8 bytes */
|
|
*bufp++ = '.'; /* 1 byte */
|
|
bufp = word_to_hex(bufp, pntoh16(&addr_data[4])); /* 4 bytes */
|
|
*bufp++ = '\0'; /* NULL terminate */
|
|
|
|
return (int)(bufp - buf);
|
|
}
|
|
|
|
static int vines_str_len(const address* addr _U_)
|
|
{
|
|
return 14;
|
|
}
|
|
|
|
static int vines_len(void)
|
|
{
|
|
return VINES_ADDR_LEN;
|
|
}
|
|
|
|
void
|
|
proto_register_vines_ip(void)
|
|
{
|
|
static gint *ett[] = {
|
|
&ett_vines_ip,
|
|
&ett_vines_ip_tctl,
|
|
};
|
|
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_ip_protocol,
|
|
{ "Protocol", "vines_ip.protocol",
|
|
FT_UINT8, BASE_HEX, VALS(proto_vals), 0x0,
|
|
"Vines protocol", HFILL }},
|
|
|
|
{ &hf_vines_ip_checksum,
|
|
{ "Packet checksum", "vines_ip.checksum",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ip_length,
|
|
{ "Packet length", "vines_ip.length",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_tctl,
|
|
{ "Transport control", "vines_ip.tctl",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_tctl_node,
|
|
{ "Nodes", "vines_ip.tctl.node",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_tctl_router_all), 0x40,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_tctl_class,
|
|
{ "Reachable", "vines_ip.tctl.class",
|
|
FT_UINT8, BASE_DEC, VALS(class_vals), 0x30,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_tctl_forward_router,
|
|
{ "Forwarding Router", "vines_ip.tctl.forward_router",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_tctl_forward_router), 0x40,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_tctl_metric,
|
|
{ "Metric notification packet", "vines_ip.tctl.metric",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_tctl_return_not_return), 0x20,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_tctl_notif_packet,
|
|
{ "Exception notification packet", "vines_ip.tctl.notif_packet",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_tctl_return_not_return), 0x10,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_tctl_hop_count,
|
|
{ "Hop count remaining", "vines_ip.tctl.hop_count",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0F,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ip_destination,
|
|
{ "Destination", "vines_ip.destination",
|
|
FT_VINES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ip_source,
|
|
{ "Source", "vines_ip.source",
|
|
FT_VINES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
|
|
proto_vines_ip = proto_register_protocol("Banyan Vines IP", "Vines IP",
|
|
"vines_ip");
|
|
proto_register_field_array(proto_vines_ip, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
/* subdissector code */
|
|
vines_ip_dissector_table = register_dissector_table("vines_ip.protocol",
|
|
"Vines protocol", proto_vines_ip, FT_UINT8, BASE_HEX);
|
|
|
|
vines_ip_handle = create_dissector_handle(dissect_vines_ip,
|
|
proto_vines_ip);
|
|
|
|
vines_address_type = address_type_dissector_register("AT_VINES", "Banyan Vines address", vines_to_str, vines_str_len, NULL, NULL, vines_len, NULL, NULL);
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_ip(void)
|
|
{
|
|
dissector_add_uint("ethertype", ETHERTYPE_VINES_IP, vines_ip_handle);
|
|
dissector_add_uint("ppp.protocol", PPP_VINES, vines_ip_handle);
|
|
dissector_add_uint("arcnet.protocol_id", ARCNET_PROTO_BANYAN,
|
|
vines_ip_handle);
|
|
dissector_add_uint("vines_llc.ptype", VINES_LLC_IP, vines_ip_handle);
|
|
}
|
|
|
|
static int
|
|
dissect_vines_echo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
proto_tree *vines_echo_tree = NULL;
|
|
proto_item *ti;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines Echo");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
if (tree) {
|
|
ti = proto_tree_add_item(tree, proto_vines_echo, tvb, 0, -1, ENC_NA);
|
|
vines_echo_tree = proto_item_add_subtree(ti, ett_vines_echo);
|
|
proto_tree_add_item(vines_echo_tree, hf_vines_echo_data, tvb, 0, -1, ENC_NA);
|
|
}
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_echo(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_echo_data,
|
|
{ "Data", "vines_echo.data",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_vines_echo,
|
|
};
|
|
|
|
proto_vines_echo = proto_register_protocol(
|
|
"Banyan Vines Echo", "Vines Echo", "vines_echo");
|
|
proto_register_field_array(proto_vines_echo, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_echo(void)
|
|
{
|
|
dissector_handle_t vines_echo_handle;
|
|
|
|
vines_echo_handle = create_dissector_handle(dissect_vines_echo,
|
|
proto_vines_echo);
|
|
dissector_add_uint("vines_llc.ptype", VINES_LLC_ECHO, vines_echo_handle);
|
|
dissector_add_uint("ethertype", ETHERTYPE_VINES_ECHO, vines_echo_handle);
|
|
}
|
|
|
|
static const value_string pkttype_vals[] = {
|
|
{ PKTTYPE_DGRAM, "Datagram" },
|
|
{ PKTTYPE_DATA, "Data" },
|
|
{ PKTTYPE_ERR, "Error" },
|
|
{ PKTTYPE_DISC, "Disconnect" },
|
|
{ PKTTYPE_PROBE, "Probe" },
|
|
{ PKTTYPE_ACK, "Ack" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static heur_dissector_list_t vines_ipc_heur_subdissector_list;
|
|
|
|
static const value_string vipc_err_vals[] = {
|
|
{ 151, "Bad socket descriptor" },
|
|
{ 152, "Address already in use" },
|
|
{ 153, "Invalid operation" },
|
|
{ 154, "User address parameter fault" },
|
|
{ 155, "Net/host unreachable" },
|
|
{ 156, "Message overflow error" },
|
|
{ 157, "Destination socket does not exist" },
|
|
{ 158, "Address family does not exist" },
|
|
{ 159, "Socket type does not exist" },
|
|
{ 160, "Protocol does not exist" },
|
|
{ 161, "No more sockets available" },
|
|
{ 162, "No buffer space available" },
|
|
{ 163, "Timeout event" },
|
|
{ 164, "Operation not supported" },
|
|
{ 165, "Resource not available" },
|
|
{ 166, "Internal communication service failure" },
|
|
{ 167, "Controller reset failure" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const true_false_string tfs_vine_ipc_send_not_send = { "Send", "Do not Send" };
|
|
static const true_false_string tfs_vine_ipc_abort_not_abort = { "Abort", "Do not abort" };
|
|
|
|
static int
|
|
dissect_vines_ipc(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
int offset = 0;
|
|
e_vipc viph;
|
|
proto_tree *vipc_tree = NULL, *control_tree;
|
|
proto_item *ti;
|
|
tvbuff_t *next_tvb;
|
|
heur_dtbl_entry_t *hdtbl_entry;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "VIPC");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
/* To do: check for runts, errs, etc. */
|
|
|
|
/* Avoids alignment problems on many architectures. */
|
|
tvb_memcpy(tvb, (guint8 *)&viph, offset, sizeof(e_vipc));
|
|
|
|
viph.vipc_sport = g_ntohs(viph.vipc_sport);
|
|
viph.vipc_dport = g_ntohs(viph.vipc_dport);
|
|
viph.vipc_lclid = g_ntohs(viph.vipc_lclid);
|
|
viph.vipc_rmtid = g_ntohs(viph.vipc_rmtid);
|
|
viph.vipc_seqno = g_ntohs(viph.vipc_seqno);
|
|
viph.vipc_ack = g_ntohs(viph.vipc_ack);
|
|
viph.vipc_err_len = g_ntohs(viph.vipc_err_len);
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines IPC");
|
|
switch (viph.vipc_pkttype) {
|
|
|
|
case PKTTYPE_DGRAM:
|
|
col_add_fstr(pinfo->cinfo, COL_INFO,
|
|
"%s D=%04x S=%04x",
|
|
val_to_str(viph.vipc_pkttype, pkttype_vals,
|
|
"Unknown packet type (0x%02x)"),
|
|
viph.vipc_dport, viph.vipc_sport);
|
|
break;
|
|
|
|
case PKTTYPE_ERR:
|
|
col_add_fstr(pinfo->cinfo, COL_INFO,
|
|
"%s NS=%u NR=%u Err=%s RID=%04x LID=%04x D=%04x S=%04x",
|
|
val_to_str(viph.vipc_pkttype, pkttype_vals,
|
|
"Unknown packet type (0x%02x)"),
|
|
viph.vipc_seqno, viph.vipc_ack,
|
|
val_to_str(viph.vipc_err_len,
|
|
vipc_err_vals, "Unknown (%u)"),
|
|
viph.vipc_rmtid, viph.vipc_lclid,
|
|
viph.vipc_dport, viph.vipc_sport);
|
|
break;
|
|
|
|
default:
|
|
col_add_fstr(pinfo->cinfo, COL_INFO,
|
|
"%s NS=%u NR=%u Len=%u RID=%04x LID=%04x D=%04x S=%04x",
|
|
val_to_str(viph.vipc_pkttype, pkttype_vals,
|
|
"Unknown packet type (0x%02x)"),
|
|
viph.vipc_seqno, viph.vipc_ack,
|
|
viph.vipc_err_len, viph.vipc_rmtid,
|
|
viph.vipc_lclid, viph.vipc_dport,
|
|
viph.vipc_sport);
|
|
break;
|
|
}
|
|
|
|
ti = proto_tree_add_item(tree, proto_vines_ipc, tvb, offset, sizeof(viph), ENC_NA);
|
|
vipc_tree = proto_item_add_subtree(ti, ett_vines_ipc);
|
|
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_src_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_dest_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_packet_type, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
if (viph.vipc_pkttype != PKTTYPE_DGRAM) {
|
|
ti = proto_tree_add_item(vipc_tree, hf_vines_ipc_control, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
control_tree = proto_item_add_subtree(ti, ett_vines_ipc_control);
|
|
/*
|
|
* XXX - do reassembly based on BOM/EOM bits.
|
|
*/
|
|
proto_tree_add_item(control_tree, hf_vines_ipc_control_ack, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(control_tree, hf_vines_ipc_control_end_msg, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(control_tree, hf_vines_ipc_control_beg_msg, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(control_tree, hf_vines_ipc_control_abort_msg, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
}
|
|
offset += 1;
|
|
if (viph.vipc_pkttype != PKTTYPE_DGRAM) {
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_local_connection_id, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_remote_connection_id, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_sequence_number, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_ack_number, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
if (viph.vipc_pkttype == PKTTYPE_ERR) {
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_error, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
} else {
|
|
proto_tree_add_item(vipc_tree, hf_vines_ipc_length, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
}
|
|
offset += 2;
|
|
}
|
|
|
|
/*
|
|
* For data packets, try the heuristic dissectors for Vines SPP;
|
|
* if none of them accept the packet, or if it's not a data packet,
|
|
* dissect it as data.
|
|
*/
|
|
next_tvb = tvb_new_subset_remaining(tvb, offset);
|
|
if (viph.vipc_pkttype != PKTTYPE_DATA ||
|
|
!dissector_try_heuristic(vines_ipc_heur_subdissector_list,
|
|
next_tvb, pinfo, tree, &hdtbl_entry, NULL))
|
|
call_data_dissector(next_tvb, pinfo, tree);
|
|
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_ipc(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_ipc_src_port,
|
|
{ "Source port", "vines_ipc.src_port",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_dest_port,
|
|
{ "Destination port", "vines_ipc.dest_port",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_packet_type,
|
|
{ "Packet type", "vines_ipc.packet_type",
|
|
FT_UINT8, BASE_HEX, VALS(pkttype_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_control,
|
|
{ "Control", "vines_ipc.control",
|
|
FT_UINT8, BASE_HEX, VALS(pkttype_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_control_ack,
|
|
{ "Immediate acknowledgment", "vines_ipc.control.ack",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_ipc_send_not_send), 0x80,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_control_end_msg,
|
|
{ "End of message", "vines_ipc.control.end_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x40,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_control_beg_msg,
|
|
{ "Beginning of message", "vines_ipc.control.beg_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x20,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_control_abort_msg,
|
|
{ "Current message", "vines_ipc.control.abort_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_ipc_abort_not_abort), 0x10,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_local_connection_id,
|
|
{ "Local Connection ID", "vines_ipc.local_connection_id",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_remote_connection_id,
|
|
{ "Remote Connection ID", "vines_ipc.remote_connection_id",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_sequence_number,
|
|
{ "Sequence number", "vines_ipc.sequence_number",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_ack_number,
|
|
{ "Ack number", "vines_ipc.ack_number",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_error,
|
|
{ "Error", "vines_ipc.error",
|
|
FT_UINT16, BASE_DEC, VALS(vipc_err_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_ipc_length,
|
|
{ "Length", "vines_ipc.length",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_vines_ipc,
|
|
&ett_vines_ipc_control,
|
|
};
|
|
|
|
proto_vines_ipc = proto_register_protocol("Banyan Vines IPC",
|
|
"Vines IPC", "vines_ipc");
|
|
proto_register_field_array(proto_vines_ipc, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
vines_ipc_heur_subdissector_list = register_heur_dissector_list("vines_ipc", proto_vines_ipc);
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_ipc(void)
|
|
{
|
|
dissector_handle_t vines_ipc_handle;
|
|
|
|
vines_ipc_handle = create_dissector_handle(dissect_vines_ipc,
|
|
proto_vines_ipc);
|
|
dissector_add_uint("vines_ip.protocol", VIP_PROTO_IPC, vines_ipc_handle);
|
|
}
|
|
|
|
static heur_dissector_list_t vines_spp_heur_subdissector_list;
|
|
|
|
static int
|
|
dissect_vines_spp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
int offset = 0;
|
|
e_vspp viph;
|
|
proto_tree *vspp_tree, *control_tree;
|
|
proto_item *ti;
|
|
tvbuff_t *next_tvb;
|
|
heur_dtbl_entry_t *hdtbl_entry;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "VSPP");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
/* To do: check for runts, errs, etc. */
|
|
|
|
/* Avoids alignment problems on many architectures. */
|
|
tvb_memcpy(tvb, (guint8 *)&viph, offset, sizeof(e_vspp));
|
|
|
|
viph.vspp_sport = g_ntohs(viph.vspp_sport);
|
|
viph.vspp_dport = g_ntohs(viph.vspp_dport);
|
|
viph.vspp_lclid = g_ntohs(viph.vspp_lclid);
|
|
viph.vspp_rmtid = g_ntohs(viph.vspp_rmtid);
|
|
viph.vspp_seqno = g_ntohs(viph.vspp_seqno);
|
|
viph.vspp_ack = g_ntohs(viph.vspp_ack);
|
|
viph.vspp_win = g_ntohs(viph.vspp_win);
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines SPP");
|
|
col_add_fstr(pinfo->cinfo, COL_INFO,
|
|
"%s NS=%u NR=%u Window=%u RID=%04x LID=%04x D=%04x S=%04x",
|
|
val_to_str(viph.vspp_pkttype, pkttype_vals,
|
|
"Unknown packet type (0x%02x)"),
|
|
viph.vspp_seqno, viph.vspp_ack, viph.vspp_win,
|
|
viph.vspp_rmtid, viph.vspp_lclid, viph.vspp_dport,
|
|
viph.vspp_sport);
|
|
|
|
if (tree) {
|
|
ti = proto_tree_add_item(tree, proto_vines_spp, tvb, offset, sizeof(viph), ENC_NA);
|
|
vspp_tree = proto_item_add_subtree(ti, ett_vines_spp);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_src_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_dest_port, tvb, offset+2, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_packet_type, tvb, offset+4, 1, ENC_BIG_ENDIAN);
|
|
|
|
ti = proto_tree_add_item(vspp_tree, hf_vines_spp_control, tvb, offset+5, 1, ENC_BIG_ENDIAN);
|
|
control_tree = proto_item_add_subtree(ti, ett_vines_spp_control);
|
|
/*
|
|
* XXX - do reassembly based on BOM/EOM bits.
|
|
*/
|
|
proto_tree_add_item(control_tree, hf_vines_spp_control_ack, tvb, offset+5, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(control_tree, hf_vines_spp_control_end_msg, tvb, offset+5, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(control_tree, hf_vines_spp_control_beg_msg, tvb, offset+5, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(control_tree, hf_vines_spp_control_abort_msg, tvb, offset+5, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_local_id, tvb, offset+6, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_remote_id, tvb, offset+8, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_seq_num, tvb, offset+10, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_ack_num, tvb, offset+12, 2, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(vspp_tree, hf_vines_spp_window, tvb, offset+14, 2, ENC_BIG_ENDIAN);
|
|
} else {
|
|
offset += 16; /* sizeof SPP */
|
|
}
|
|
/*
|
|
* For data packets, try the heuristic dissectors for Vines SPP;
|
|
* if none of them accept the packet, or if it's not a data packet,
|
|
* dissect it as data.
|
|
*/
|
|
next_tvb = tvb_new_subset_remaining(tvb, offset);
|
|
if (viph.vspp_pkttype != PKTTYPE_DATA ||
|
|
!dissector_try_heuristic(vines_spp_heur_subdissector_list,
|
|
next_tvb, pinfo, tree, &hdtbl_entry, NULL))
|
|
call_data_dissector(next_tvb, pinfo, tree);
|
|
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_spp(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_spp_src_port,
|
|
{ "Source port", "vines_spp.src_port",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_dest_port,
|
|
{ "Destination port", "vines_spp.dest_port",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_packet_type,
|
|
{ "Packet type", "vines_spp.packet_type",
|
|
FT_UINT8, BASE_HEX, VALS(pkttype_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_control,
|
|
{ "Control", "vines_spp.control",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_control_ack,
|
|
{ "Immediate acknowledgment", "vines_spp.control.ack",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_ipc_send_not_send), 0x80,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_control_end_msg,
|
|
{ "End of message", "vines_spp.control.end_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x40,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_control_beg_msg,
|
|
{ "Beginning of message", "vines_spp.control.beg_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x20,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_control_abort_msg,
|
|
{ "Current message", "vines_spp.control.abort_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_ipc_abort_not_abort), 0x10,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_local_id,
|
|
{ "Local Connection ID", "vines_spp.local_id",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_remote_id,
|
|
{ "Remote Connection ID", "vines_spp.remote_id",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_seq_num,
|
|
{ "Sequence number", "vines_spp.seq_num",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_ack_num,
|
|
{ "Ack number", "vines_spp.ack_num",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_spp_window,
|
|
{ "Window", "vines_spp.window",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }}
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_vines_spp,
|
|
&ett_vines_spp_control,
|
|
};
|
|
|
|
proto_vines_spp = proto_register_protocol("Banyan Vines SPP",
|
|
"Vines SPP", "vines_spp");
|
|
proto_register_field_array(proto_vines_spp, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
vines_spp_heur_subdissector_list = register_heur_dissector_list("vines_spp", proto_vines_spp);
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_spp(void)
|
|
{
|
|
dissector_handle_t vines_spp_handle;
|
|
|
|
vines_spp_handle = create_dissector_handle(dissect_vines_spp,
|
|
proto_vines_spp);
|
|
dissector_add_uint("vines_ip.protocol", VIP_PROTO_SPP, vines_spp_handle);
|
|
}
|
|
|
|
#define VINES_VERS_PRE_5_5 0x00
|
|
#define VINES_VERS_5_5 0x01
|
|
|
|
static const value_string vines_version_vals[] = {
|
|
{ VINES_VERS_PRE_5_5, "Pre-5.50" },
|
|
{ VINES_VERS_5_5, "5.50" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define VARP_QUERY_REQ 0x00
|
|
#define VARP_SERVICE_RESP 0x01
|
|
#define VARP_ASSIGNMENT_REQ 0x02
|
|
#define VARP_ASSIGNMENT_RESP 0x03
|
|
|
|
static const value_string vines_arp_packet_type_vals[] = {
|
|
{ VARP_QUERY_REQ, "Query request" },
|
|
{ VARP_SERVICE_RESP, "Service response" },
|
|
{ VARP_ASSIGNMENT_REQ, "Assignment request" },
|
|
{ VARP_ASSIGNMENT_RESP, "Assignment response" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static int
|
|
dissect_vines_arp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
proto_tree *vines_arp_tree;
|
|
proto_item *ti;
|
|
guint8 version;
|
|
guint16 packet_type;
|
|
guint16 metric;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines ARP");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
ti = proto_tree_add_item(tree, proto_vines_arp, tvb, 0, -1, ENC_NA);
|
|
vines_arp_tree = proto_item_add_subtree(ti, ett_vines_arp);
|
|
|
|
version = tvb_get_guint8(tvb, 0);
|
|
proto_tree_add_item(vines_arp_tree, hf_vines_arp_version, tvb, 0, 1, ENC_NA);
|
|
|
|
if (version == VINES_VERS_5_5) {
|
|
/*
|
|
* Sequenced ARP.
|
|
*/
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines SARP");
|
|
packet_type = tvb_get_guint8(tvb, 1);
|
|
col_add_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(packet_type, vines_arp_packet_type_vals,
|
|
"Unknown (0x%02x)"));
|
|
|
|
proto_tree_add_item(vines_arp_tree, hf_vines_arp_packet_type, tvb, 1, 1, ENC_NA);
|
|
|
|
if (packet_type == VARP_ASSIGNMENT_RESP) {
|
|
col_append_fstr(pinfo->cinfo, COL_INFO,
|
|
", Address = %s",
|
|
tvb_address_to_str(wmem_packet_scope(), tvb, vines_address_type, 2));
|
|
proto_tree_add_item(vines_arp_tree, hf_vines_arp_address, tvb, 2, VINES_ADDR_LEN, ENC_NA);
|
|
}
|
|
proto_tree_add_item(vines_arp_tree, hf_vines_arp_sequence_number, tvb, 2+VINES_ADDR_LEN, 4, ENC_BIG_ENDIAN);
|
|
metric = tvb_get_ntohs(tvb, 2+VINES_ADDR_LEN+4);
|
|
proto_tree_add_uint_format_value(vines_arp_tree, hf_vines_arp_interface_metric, tvb,
|
|
2+VINES_ADDR_LEN+4, 2, metric,
|
|
"%u ticks (%g seconds)",
|
|
metric, metric*.2);
|
|
} else {
|
|
/*
|
|
* Non-sequenced ARP.
|
|
*/
|
|
packet_type = (guint8) tvb_get_ntohs(tvb, 0);
|
|
col_add_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(packet_type, vines_arp_packet_type_vals,
|
|
"Unknown (0x%02x)"));
|
|
proto_tree_add_item(vines_arp_tree, hf_vines_arp_packet_type, tvb, 0, 2, ENC_BIG_ENDIAN);
|
|
|
|
if (packet_type == VARP_ASSIGNMENT_RESP) {
|
|
col_append_fstr(pinfo->cinfo, COL_INFO,
|
|
", Address = %s",
|
|
tvb_address_to_str(wmem_packet_scope(), tvb, vines_address_type, 2));
|
|
|
|
proto_tree_add_item(vines_arp_tree, hf_vines_arp_address, tvb, 2, VINES_ADDR_LEN, ENC_NA);
|
|
}
|
|
}
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_arp(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_arp_version,
|
|
{ "Version", "vines_arp.version",
|
|
FT_UINT8, BASE_HEX, VALS(vines_version_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_arp_packet_type,
|
|
{ "Packet Type", "vines_arp.packet_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_arp_packet_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_arp_address,
|
|
{ "Address", "vines_arp.address",
|
|
FT_VINES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_arp_sequence_number,
|
|
{ "Sequence Number", "vines_arp.sequence_number",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_arp_interface_metric,
|
|
{ "Interface Metric", "vines_arp.interface_metric",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_vines_arp,
|
|
};
|
|
|
|
proto_vines_arp = proto_register_protocol(
|
|
"Banyan Vines ARP", "Vines ARP", "vines_arp");
|
|
proto_register_field_array(proto_vines_arp, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_arp(void)
|
|
{
|
|
dissector_handle_t vines_arp_handle;
|
|
|
|
vines_arp_handle = create_dissector_handle(dissect_vines_arp,
|
|
proto_vines_arp);
|
|
dissector_add_uint("vines_ip.protocol", VIP_PROTO_ARP, vines_arp_handle);
|
|
}
|
|
|
|
#define VRTP_OP_REQUEST 0x01
|
|
#define VRTP_OP_UPDATE_RESPONSE 0x02
|
|
#define VRTP_OP_REDIRECT 0x03
|
|
#define VRTP_OP_REINITIALIZE 0x04
|
|
#define VRTP_OP_REDIRECT2 0x06
|
|
|
|
static const value_string vines_rtp_operation_type_vals[] = {
|
|
{ VRTP_OP_REQUEST, "Request" },
|
|
{ VRTP_OP_UPDATE_RESPONSE, "Update/response" },
|
|
{ VRTP_OP_REDIRECT, "Redirect" },
|
|
{ VRTP_OP_REINITIALIZE, "Reinitialize" },
|
|
{ VRTP_OP_REDIRECT2, "Redirect" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const value_string vines_rtp_node_type_vals[] = {
|
|
{ 0x01, "Host" },
|
|
{ 0x02, "Router" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const value_string vines_rtp_controller_type_vals[] = {
|
|
{ 0x00, "Default Card" },
|
|
{ 0x01, "Multibuffer" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const value_string vines_rtp_info_type_vals[] = {
|
|
{ 0x00, "Update" },
|
|
{ 0x01, "Update" },
|
|
{ 0x02, "Response" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const true_false_string tfs_vine_auto_config_not_auto_config = { "Auto-configured", "Not an auto-configured" };
|
|
static const true_false_string tfs_vine_rtp_not_all_neighbor_all_neighbor = { "Not all neighbor routers support", "All neighbor routers support" };
|
|
static const true_false_string tfs_vine_rtp_sequenced_not_sequenced = { "Sequenced", "Not Sequenced" };
|
|
static const true_false_string tfs_part_not_part = { "Part of", "Not part of" };
|
|
static const true_false_string tfs_fast_bus_slow_bus = { "Fast bus", "Slow bus" };
|
|
static const true_false_string tfs_vine_rtp_no_yes = { "No", "Yes" };
|
|
|
|
static void
|
|
rtp_show_machine_type(proto_tree *tree, tvbuff_t *tvb, int offset, int hf_machine)
|
|
{
|
|
proto_item *ti;
|
|
proto_tree *subtree;
|
|
|
|
ti = proto_tree_add_item(tree, hf_machine, tvb, offset, 1, ENC_NA);
|
|
subtree = proto_item_add_subtree(ti, ett_vines_rtp_mtype);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_machine_rtp,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_machine_tcpip,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_machine_bus,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static void
|
|
rtp_show_flags(proto_tree *tree, tvbuff_t *tvb, int offset, int hf_flag)
|
|
{
|
|
proto_item *ti;
|
|
proto_tree *flags_tree;
|
|
|
|
ti = proto_tree_add_item(tree, hf_flag, tvb, offset, 1, ENC_NA);
|
|
flags_tree = proto_item_add_subtree(ti, ett_vines_rtp_flags);
|
|
proto_tree_add_item(flags_tree, hf_vines_rtp_flag_sequence_rtp,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_vines_rtp_flag_network_p2p,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_vines_rtp_flag_data_link_p2p,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(flags_tree, hf_vines_rtp_flag_broadcast_medium,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
}
|
|
|
|
static int
|
|
srtp_show_machine_info(proto_tree *tree, tvbuff_t *tvb, int offset, int hf_vines,
|
|
int hf_metric, int hf_nodetype, int hf_controller_type, int hf_machine)
|
|
{
|
|
guint16 metric;
|
|
|
|
proto_tree_add_item(tree, hf_vines, tvb, offset, VINES_ADDR_LEN, ENC_NA);
|
|
offset += VINES_ADDR_LEN;
|
|
metric = tvb_get_ntohs(tvb, offset);
|
|
proto_tree_add_uint_format_value(tree, hf_metric, tvb,
|
|
offset, 2, metric,
|
|
"%u ticks (%g seconds)",
|
|
metric, metric*.2);
|
|
offset += 2;
|
|
proto_tree_add_item(tree, hf_nodetype, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
rtp_show_machine_type(tree, tvb, offset, hf_machine);
|
|
offset += 1;
|
|
proto_tree_add_item(tree, hf_controller_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
return offset;
|
|
}
|
|
|
|
static int
|
|
rtp_show_gateway_info(proto_tree *tree, tvbuff_t *tvb, int offset,
|
|
guint8 link_addr_length, guint8 source_route_length)
|
|
{
|
|
if (link_addr_length != 0) {
|
|
proto_tree_add_item(
|
|
tree,
|
|
link_addr_length == 6 ? hf_vines_rtp_preferred_gateway_data_link_address_ether : hf_vines_rtp_preferred_gateway_data_link_address_bytes,
|
|
tvb, offset, link_addr_length, ENC_NA);
|
|
offset += link_addr_length;
|
|
}
|
|
if (source_route_length != 0) {
|
|
proto_tree_add_item(tree, hf_vines_rtp_preferred_gateway_source_route, tvb, offset, source_route_length, ENC_NA);
|
|
offset += source_route_length;
|
|
}
|
|
return offset;
|
|
}
|
|
|
|
static int
|
|
dissect_vines_rtp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
int offset = 0;
|
|
proto_tree *vines_rtp_tree = NULL;
|
|
proto_item *ti;
|
|
proto_tree *subtree;
|
|
guint8 operation_type;
|
|
guint8 link_addr_length;
|
|
guint8 source_route_length;
|
|
guint16 metric;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines RTP");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
ti = proto_tree_add_item(tree, proto_vines_rtp, tvb, 0, -1, ENC_NA);
|
|
vines_rtp_tree = proto_item_add_subtree(ti, ett_vines_rtp);
|
|
|
|
if (tvb_get_guint8(tvb, 0) != 0) {
|
|
/*
|
|
* Non-sequenced RTP.
|
|
*/
|
|
operation_type = tvb_get_guint8(tvb, offset);
|
|
col_add_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(operation_type, vines_rtp_operation_type_vals,
|
|
"Unknown (0x%02x)"));
|
|
|
|
if (tree) {
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_operation_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_node_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_controller_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
rtp_show_machine_type(vines_rtp_tree, tvb, offset, hf_vines_rtp_machine_type);
|
|
offset += 1;
|
|
switch (operation_type) {
|
|
|
|
case VRTP_OP_REDIRECT:
|
|
case VRTP_OP_REDIRECT2:
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_version, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
link_addr_length = tvb_get_guint8(tvb, offset);
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_link_address_length, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
source_route_length = tvb_get_guint8(tvb, offset);
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_source_route_length, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
offset = srtp_show_machine_info(vines_rtp_tree, tvb, offset, hf_vines_rtp_destination,
|
|
hf_vines_rtp_metric_to_destination, hf_vines_rtp_destination_node_type,
|
|
hf_vines_rtp_destination_controller_type, hf_vines_rtp_destination_machine);
|
|
offset += 1;
|
|
offset = srtp_show_machine_info(vines_rtp_tree, tvb, offset, hf_vines_rtp_preferred_gateway,
|
|
hf_vines_rtp_metric_to_preferred_gateway, hf_vines_rtp_preferred_gateway_node_type,
|
|
hf_vines_rtp_pref_gateway_controller_type, hf_vines_rtp_pref_gateway_machine);
|
|
offset += 1;
|
|
rtp_show_gateway_info(vines_rtp_tree, tvb,offset, link_addr_length, source_route_length);
|
|
break;
|
|
|
|
default:
|
|
while (tvb_reported_length_remaining(tvb, offset) > 0) {
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_network_number, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
metric = tvb_get_ntohs(tvb, offset);
|
|
proto_tree_add_uint_format_value(vines_rtp_tree, hf_vines_rtp_neighbor_metric, tvb,
|
|
offset, 2, metric,
|
|
"%u ticks (%g seconds)",
|
|
metric,
|
|
metric*.2);
|
|
offset += 2;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines SRTP");
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_version, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
operation_type = tvb_get_guint8(tvb, offset);
|
|
col_add_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(operation_type, vines_rtp_operation_type_vals,
|
|
"Unknown (0x%02x)"));
|
|
|
|
if (tree) {
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_operation_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_node_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
ti = proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_comp_flag,
|
|
tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
subtree = proto_item_add_subtree(ti, ett_vines_rtp_compatibility_flags);
|
|
|
|
proto_tree_add_item(subtree, hf_vines_rtp_comp_flag_neighbor_router, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_comp_flag_sequence_rtp, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_comp_flag_sequence_rtp_version, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
offset += 1; /* reserved */
|
|
switch (operation_type) {
|
|
|
|
case VRTP_OP_REQUEST:
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_requested_info, tvb, offset, 1, ENC_NA);
|
|
break;
|
|
|
|
case VRTP_OP_UPDATE_RESPONSE:
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_information_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
ti = proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_control, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
subtree = proto_item_add_subtree(ti, ett_vines_rtp_control_flags);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_control_sync_broadcast, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_control_topology_update, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_control_specific_request, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
/* XXX - need reassembly? */
|
|
proto_tree_add_item(subtree, hf_vines_rtp_control_end_msg, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
proto_tree_add_item(subtree, hf_vines_rtp_control_beg_msg, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
offset += 1;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_packet_id, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_data_offset, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_router_sequence_number, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
metric = tvb_get_ntohs(tvb, offset);
|
|
proto_tree_add_uint_format_value(vines_rtp_tree, hf_vines_rtp_metric, tvb,
|
|
offset, 2, metric,
|
|
"%u ticks (%g seconds)",
|
|
metric, metric*.2);
|
|
offset += 2;
|
|
while (tvb_reported_length_remaining(tvb, offset) > 0) {
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_network_number, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
metric = tvb_get_ntohs(tvb, offset);
|
|
if (metric == 0xffff) {
|
|
proto_tree_add_uint_format_value(vines_rtp_tree, hf_vines_rtp_neighbor_metric, tvb,
|
|
offset, 2, 0xffff, "Unreachable");
|
|
} else {
|
|
proto_tree_add_uint_format_value(vines_rtp_tree, hf_vines_rtp_neighbor_metric, tvb,
|
|
offset, 2, metric,
|
|
"%u ticks (%g seconds)",
|
|
metric, metric*.2);
|
|
}
|
|
offset += 2;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_sequence_number, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
rtp_show_flags(vines_rtp_tree, tvb, offset, hf_vines_rtp_network_flags);
|
|
offset += 1;
|
|
offset += 1; /* reserved */
|
|
}
|
|
break;
|
|
|
|
case VRTP_OP_REDIRECT:
|
|
link_addr_length = tvb_get_guint8(tvb, offset);
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_link_address_length, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
source_route_length = tvb_get_guint8(tvb, offset);
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_source_route_length, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_destination, tvb, offset, VINES_ADDR_LEN, ENC_NA);
|
|
offset += VINES_ADDR_LEN;
|
|
metric = tvb_get_ntohs(tvb, offset);
|
|
proto_tree_add_uint_format_value(vines_rtp_tree, hf_vines_rtp_metric_to_destination, tvb,
|
|
offset, 2, metric,
|
|
"%u ticks (%g seconds)",
|
|
metric, metric*.2);
|
|
offset += 2;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_destination_node_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
rtp_show_flags(vines_rtp_tree, tvb, offset, hf_vines_rtp_destination_flags);
|
|
offset += 1;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_destination_sequence_number, tvb, ENC_BIG_ENDIAN, 4, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_preferred_gateway, tvb, offset, VINES_ADDR_LEN, ENC_NA);
|
|
offset += VINES_ADDR_LEN;
|
|
metric = tvb_get_ntohs(tvb, offset);
|
|
proto_tree_add_uint_format_value(vines_rtp_tree, hf_vines_rtp_metric_to_preferred_gateway, tvb,
|
|
offset, 2, metric,
|
|
"%u ticks (%g seconds)",
|
|
metric, metric*.2);
|
|
offset += 2;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_preferred_gateway_node_type, tvb, offset, 1, ENC_NA);
|
|
offset += 1;
|
|
rtp_show_flags(vines_rtp_tree, tvb, offset, hf_vines_rtp_preferred_gateway_flags);
|
|
offset += 1;
|
|
proto_tree_add_item(vines_rtp_tree, hf_vines_rtp_preferred_gateway_sequence_number, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
offset += 4;
|
|
rtp_show_gateway_info(vines_rtp_tree, tvb,offset, link_addr_length, source_route_length);
|
|
break;
|
|
|
|
case VRTP_OP_REINITIALIZE:
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_rtp(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_rtp_comp_flag,
|
|
{ "Compatibility Flags", "vines_rtp.comp_flag",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_comp_flag_neighbor_router,
|
|
{ "non-Vines-reachable neighbor router", "vines_rtp.comp_flag.neighbor_router",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_auto_config_not_auto_config), 0x04,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_comp_flag_sequence_rtp,
|
|
{ "Sequenced RTP", "vines_rtp.comp_flag.sequence_rtp",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_rtp_not_all_neighbor_all_neighbor), 0x02,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_comp_flag_sequence_rtp_version,
|
|
{ "RTP version mismatch", "vines_rtp.comp_flag.rtp_version",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_rtp_sequenced_not_sequenced), 0x01,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_control,
|
|
{ "Control Flags", "vines_rtp.control",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_control_sync_broadcast,
|
|
{ "Routing table synchronization broadcast", "vines_rtp.control.sync_broadcast",
|
|
FT_BOOLEAN, 8, TFS(&tfs_part_not_part), 0x10,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_control_topology_update,
|
|
{ "Full topology update", "vines_rtp.control.topology_update",
|
|
FT_BOOLEAN, 8, TFS(&tfs_part_not_part), 0x08,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_control_specific_request,
|
|
{ "Contains info specifically requested", "vines_rtp.control.specific_request",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x04,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_control_end_msg,
|
|
{ "End of message", "vines_rtp.control.end_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x02,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_control_beg_msg,
|
|
{ "Beginning of message", "vines_rtp.control.beg_msg",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x01,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_machine_rtp,
|
|
{ "Sequenced RTP", "vines_rtp.machine.rtp",
|
|
FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x04,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_machine_tcpip,
|
|
{ "TCP/IP", "vines_rtp.machine.tcpip",
|
|
FT_BOOLEAN, 8, TFS(&tfs_supported_not_supported), 0x02,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_machine_bus,
|
|
{ "Bus", "vines_rtp.machine.bus",
|
|
FT_BOOLEAN, 8, TFS(&tfs_fast_bus_slow_bus), 0x01,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_flag_sequence_rtp,
|
|
{ "Network supports Sequenced RTP", "vines_rtp.flag.sequence_rtp",
|
|
FT_BOOLEAN, 8, TFS(&tfs_vine_rtp_no_yes), 0x08,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_flag_network_p2p,
|
|
{ "Network accessed point-to-point on non-Vines network", "vines_rtp.flag.network_p2p",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x04,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_flag_data_link_p2p,
|
|
{ "Data link to network uses point-to-point connection", "vines_rtp.flag.data_link_p2p",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x02,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_flag_broadcast_medium,
|
|
{ "Network accessed across broadcast medium", "vines_rtp.flag.broadcast_medium",
|
|
FT_BOOLEAN, 8, TFS(&tfs_yes_no), 0x01,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_operation_type,
|
|
{ "Operation Type", "vines_rtp.operation_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_operation_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_node_type,
|
|
{ "Node Type", "vines_rtp.node_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_node_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_controller_type,
|
|
{ "Controller Type", "vines_rtp.controller_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_controller_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_version,
|
|
{ "Version", "vines_rtp.version",
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_link_address_length,
|
|
{ "Link Address Length", "vines_rtp.link_address_length",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_source_route_length,
|
|
{ "Source Route Length", "vines_rtp.source_route_length",
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_network_number,
|
|
{ "Network Number", "vines_rtp.network_number",
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_neighbor_metric,
|
|
{ "Neighbor Metric", "vines_rtp.neighbor_metric",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_requested_info,
|
|
{ "Requested Info", "vines_rtp.requested_info",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_information_type,
|
|
{ "Information Type", "vines_rtp.information_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_info_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_packet_id,
|
|
{ "Packet ID", "vines_rtp.packet_id",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_data_offset,
|
|
{ "Data Offset", "vines_rtp.data_offset",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_router_sequence_number,
|
|
{ "Router Sequence Number", "vines_rtp.router_sequence_number",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_metric,
|
|
{ "Metric", "vines_rtp.metric",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_sequence_number,
|
|
{ "Sequence Number", "vines_rtp.sequence_number",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_destination,
|
|
{ "Destination", "vines_rtp.destination",
|
|
FT_VINES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_metric_to_destination,
|
|
{ "Metric to Destination", "vines_rtp.metric_to_destination",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_destination_node_type,
|
|
{ "Destination Node Type", "vines_rtp.destination_node_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_node_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_destination_sequence_number,
|
|
{ "Destination Sequence Number", "vines_rtp.destination_sequence_number",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_preferred_gateway,
|
|
{ "Preferred Gateway", "vines_rtp.preferred_gateway",
|
|
FT_VINES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_metric_to_preferred_gateway,
|
|
{ "Metric to Preferred Gateway", "vines_rtp.metric_to_preferred_gateway",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_preferred_gateway_node_type,
|
|
{ "Preferred Gateway Node Type", "vines_rtp.preferred_gateway_node_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_node_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_preferred_gateway_sequence_number,
|
|
{ "Preferred Gateway Sequence Number", "vines_rtp.preferred_gateway_sequence_number",
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_machine_type,
|
|
{ "Machine Type", "vines_rtp.machine_type",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_destination_machine,
|
|
{ "Destination Machine Type", "vines_rtp.destination_machine_type",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_pref_gateway_machine,
|
|
{ "Preferred Gateway Machine Type", "vines_rtp.preferred_gateway_machine_type",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_destination_controller_type,
|
|
{ "Destination Controller Type", "vines_rtp.destination_controller_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_controller_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_pref_gateway_controller_type,
|
|
{ "Preferred Gateway Controller Type", "vines_rtp.preferred_gateway_controller_type",
|
|
FT_UINT8, BASE_HEX, VALS(vines_rtp_controller_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_network_flags,
|
|
{ "Network Flags", "vines_rtp.network_flags",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_destination_flags,
|
|
{ "Destination Flags", "vines_rtp.destination_flags",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_preferred_gateway_flags,
|
|
{ "Preferred Gateway Flags", "vines_rtp.preferred_gateway_flags",
|
|
FT_UINT8, BASE_HEX, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_preferred_gateway_data_link_address_ether,
|
|
{ "Preferred Gateway Data Link Address", "vines_rtp.preferred_gateway_data_link_address",
|
|
FT_ETHER, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_preferred_gateway_data_link_address_bytes,
|
|
{ "Preferred Gateway Data Link Address", "vines_rtp.preferred_gateway_data_link_address",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_rtp_preferred_gateway_source_route,
|
|
{ "Preferred Gateway Source Route", "vines_rtp.preferred_gateway_source_route",
|
|
FT_BYTES, BASE_NONE, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_vines_rtp,
|
|
&ett_vines_rtp_compatibility_flags,
|
|
&ett_vines_rtp_req_info,
|
|
&ett_vines_rtp_control_flags,
|
|
&ett_vines_rtp_mtype,
|
|
&ett_vines_rtp_flags,
|
|
};
|
|
|
|
proto_vines_rtp = proto_register_protocol(
|
|
"Banyan Vines RTP", "Vines RTP", "vines_rtp");
|
|
proto_register_field_array(proto_vines_rtp, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_rtp(void)
|
|
{
|
|
dissector_handle_t vines_rtp_handle;
|
|
|
|
vines_rtp_handle = create_dissector_handle(dissect_vines_rtp,
|
|
proto_vines_rtp);
|
|
dissector_add_uint("vines_ip.protocol", VIP_PROTO_RTP, vines_rtp_handle);
|
|
}
|
|
|
|
#define VICP_EXCEPTION_NOTIFICATION 0x0000
|
|
#define VICP_METRIC_NOTIFICATION 0x0001
|
|
|
|
static const value_string vines_icp_packet_type_vals[] = {
|
|
{ VICP_EXCEPTION_NOTIFICATION, "Exception notification" },
|
|
{ VICP_METRIC_NOTIFICATION, "Metric notification" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static int
|
|
dissect_vines_icp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data _U_)
|
|
{
|
|
int offset = 0;
|
|
proto_tree *vines_icp_tree;
|
|
proto_item *ti;
|
|
guint16 packet_type;
|
|
guint16 exception_code;
|
|
guint16 metric;
|
|
gboolean save_in_error_pkt;
|
|
tvbuff_t *next_tvb;
|
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Vines ICP");
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
ti = proto_tree_add_item(tree, proto_vines_icp, tvb, 0, -1, ENC_NA);
|
|
vines_icp_tree = proto_item_add_subtree(ti, ett_vines_icp);
|
|
|
|
packet_type = tvb_get_ntohs(tvb, offset);
|
|
col_add_str(pinfo->cinfo, COL_INFO,
|
|
val_to_str(packet_type, vines_icp_packet_type_vals,
|
|
"Unknown (0x%02x)"));
|
|
|
|
proto_tree_add_item(vines_icp_tree, hf_vines_icp_packet_type, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
offset += 2;
|
|
|
|
switch (packet_type) {
|
|
|
|
case VICP_EXCEPTION_NOTIFICATION:
|
|
exception_code = tvb_get_ntohs(tvb, offset);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, ", %s",
|
|
val_to_str(exception_code, vipc_err_vals,
|
|
"Unknown exception code (%u)"));
|
|
proto_tree_add_item(vines_icp_tree, hf_vines_icp_exception_code, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
|
|
case VICP_METRIC_NOTIFICATION:
|
|
metric = tvb_get_ntohs(tvb, offset);
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, ", metric %u", metric);
|
|
proto_tree_add_item(vines_icp_tree, hf_vines_icp_metric, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
break;
|
|
}
|
|
offset += 2;
|
|
|
|
/*
|
|
* Save the current value of the "we're inside an error packet"
|
|
* flag, and set that flag; subdissectors may treat packets
|
|
* that are the payload of error packets differently from
|
|
* "real" packets.
|
|
*/
|
|
save_in_error_pkt = pinfo->flags.in_error_pkt;
|
|
pinfo->flags.in_error_pkt = TRUE;
|
|
|
|
/* Decode the first 40 bytes of the original VIP datagram. */
|
|
next_tvb = tvb_new_subset_remaining(tvb, offset);
|
|
call_dissector(vines_ip_handle, next_tvb, pinfo, vines_icp_tree);
|
|
|
|
/* Restore the "we're inside an error packet" flag. */
|
|
pinfo->flags.in_error_pkt = save_in_error_pkt;
|
|
return tvb_captured_length(tvb);
|
|
}
|
|
|
|
void
|
|
proto_register_vines_icp(void)
|
|
{
|
|
static hf_register_info hf[] = {
|
|
{ &hf_vines_icp_packet_type,
|
|
{ "Packet Type", "vines_icp.packet_type",
|
|
FT_UINT16, BASE_HEX, VALS(vines_icp_packet_type_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_icp_exception_code,
|
|
{ "Exception Code", "vines_icp.exception_code",
|
|
FT_UINT16, BASE_DEC, VALS(vipc_err_vals), 0x0,
|
|
NULL, HFILL }},
|
|
|
|
{ &hf_vines_icp_metric,
|
|
{ "Metric", "vines_icp.metric",
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
NULL, HFILL }},
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_vines_icp,
|
|
};
|
|
|
|
proto_vines_icp = proto_register_protocol(
|
|
"Banyan Vines ICP", "Vines ICP", "vines_icp");
|
|
/* Placeholder for capture statistics */
|
|
proto_vines = proto_register_protocol("VINES", "VINES", "vines");
|
|
proto_register_field_array(proto_vines_icp, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
}
|
|
|
|
void
|
|
proto_reg_handoff_vines_icp(void)
|
|
{
|
|
dissector_handle_t vines_icp_handle;
|
|
capture_dissector_handle_t vines_echo_cap_handle;
|
|
capture_dissector_handle_t vines_ip_cap_handle;
|
|
|
|
vines_icp_handle = create_dissector_handle(dissect_vines_icp, proto_vines_icp);
|
|
dissector_add_uint("vines_ip.protocol", VIP_PROTO_ICP, vines_icp_handle);
|
|
|
|
vines_ip_cap_handle = create_capture_dissector_handle(capture_vines, proto_vines_ip);
|
|
capture_dissector_add_uint("ethertype", ETHERTYPE_VINES_IP, vines_ip_cap_handle);
|
|
vines_echo_cap_handle = create_capture_dissector_handle(capture_vines, proto_vines_echo);
|
|
capture_dissector_add_uint("ethertype", ETHERTYPE_VINES_ECHO, vines_echo_cap_handle);
|
|
capture_dissector_add_uint("ppp_hdlc", PPP_VINES, vines_echo_cap_handle);
|
|
capture_dissector_add_uint("ip.proto", PPP_VINES, vines_echo_cap_handle);
|
|
capture_dissector_add_uint("llc.dsap", SAP_VINES1, vines_echo_cap_handle);
|
|
capture_dissector_add_uint("llc.dsap", SAP_VINES2, vines_echo_cap_handle);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - http://www.wireshark.org/tools/modelines.html
|
|
*
|
|
* Local variables:
|
|
* c-basic-offset: 8
|
|
* tab-width: 8
|
|
* indent-tabs-mode: t
|
|
* End:
|
|
*
|
|
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
|
|
* :indentSize=8:tabSize=8:noTabs=false:
|
|
*/
|