forked from osmocom/wireshark
216 lines
6.9 KiB
C
216 lines
6.9 KiB
C
/* packet-vines.c
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* Routines for Banyan VINES protocol packet disassembly
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*
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* $Id: packet-vines.c,v 1.2 1998/09/27 22:12:41 gerald Exp $
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*
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* Don Lafontaine <lafont02@cn.ca>
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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* Copyright 1998 Gerald Combs
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <gtk/gtk.h>
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#include <pcap.h>
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#include <stdio.h>
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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#include <netinet/in.h>
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#endif
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#include "ethereal.h"
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#include "packet.h"
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#include "etypes.h"
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#include "packet-vines.h"
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#define VINES_VSPP 2
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#define VINES_DATA 1
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void
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dissect_vines(const u_char *pd, int offset, frame_data *fd, GtkTree *tree)
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{
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e_vip iph;
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GtkWidget *vip_tree, *ti;
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/* gchar tos_str[32]; */
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/* To do: check for runts, errs, etc. */
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/* Avoids alignment problems on many architectures. */
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memcpy(&iph, &pd[offset], sizeof(e_vip));
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iph.vip_sum = pntohs(&pd[offset]);
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iph.vip_len = pntohs(&pd[offset+2]);
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iph.vip_dnet = pntohl(&pd[offset+6]);
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iph.vip_snet = pntohl(&pd[offset+12]);
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iph.vip_dsub = pntohs(&pd[offset+10]);
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iph.vip_ssub = pntohs(&pd[offset+16]);
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if (fd->win_info[COL_NUM])
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{
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switch (iph.vip_proto)
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{
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case VINES_VSPP:
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strcpy(fd->win_info[COL_PROTOCOL], "Vines");
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sprintf(fd->win_info[COL_INFO], "VSPP (%02x)", iph.vip_proto);
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break;
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case VINES_DATA:
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strcpy(fd->win_info[COL_PROTOCOL], "Vines IP");
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sprintf(fd->win_info[COL_INFO], "DATA (%02x)", iph.vip_proto);
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break;
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default:
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strcpy(fd->win_info[COL_PROTOCOL], "Vines IP");
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sprintf(fd->win_info[COL_INFO], "Unknown VIP protocol (%02x)", iph.vip_proto);
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}
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sprintf(fd->win_info[COL_SOURCE], "%08x.%04x", iph.vip_snet, iph.vip_ssub);
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sprintf(fd->win_info[COL_DESTINATION], "%08x.%04x", iph.vip_dnet, iph.vip_dsub);
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}
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/*
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iph.ip_tos = IPTOS_TOS(iph.ip_tos);
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switch (iph.ip_tos)
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{
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case IPTOS_NONE:
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strcpy(tos_str, "None");
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break;
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case IPTOS_LOWDELAY:
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strcpy(tos_str, "Minimize delay");
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break;
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case IPTOS_THROUGHPUT:
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strcpy(tos_str, "Maximize throughput");
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break;
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case IPTOS_RELIABILITY:
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strcpy(tos_str, "Maximize reliability");
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break;
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case IPTOS_LOWCOST:
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strcpy(tos_str, "Minimize cost");
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break;
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default:
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strcpy(tos_str, "Unknon. Malformed?");
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break;
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}
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*/
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if (tree)
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{
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ti = add_item_to_tree(GTK_WIDGET(tree), offset, (iph.vip_len),
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"Vines IP");
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vip_tree = gtk_tree_new();
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add_subtree(ti, vip_tree, ETT_VINES);
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add_item_to_tree(vip_tree, offset, 2, "Header checksum: 0x%04x", iph.vip_sum);
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add_item_to_tree(vip_tree, offset + 2, 2, "Header length: 0x%02x (%d)", iph.vip_len, iph.vip_len);
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add_item_to_tree(vip_tree, offset + 4, 1, "Transport control: 0x%02x",
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iph.vip_tos);
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add_item_to_tree(vip_tree, offset + 5, 1, "Protocol: 0x%02x", iph.vip_proto);
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}
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offset += 18;
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switch (iph.vip_proto)
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{
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case VINES_VSPP:
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dissect_vspp(pd, offset, fd, tree);
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break;
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}
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}
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#define VINES_VSPP_DATA 1
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#define VINES_VSPP_ACK 5
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void dissect_vspp(const u_char *pd, int offset, frame_data *fd, GtkTree *tree)
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{
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e_vspp iph;
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GtkWidget *vspp_tree, *ti;
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/* gchar tos_str[32];*/
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/* To do: check for runts, errs, etc. */
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/* Avoids alignment problems on many architectures. */
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memcpy(&iph, &pd[offset], sizeof(e_vspp));
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iph.vspp_sport = ntohs(iph.vspp_sport);
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iph.vspp_dport = ntohs(iph.vspp_dport);
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iph.vspp_lclid = ntohs(iph.vspp_lclid);
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iph.vspp_rmtid = ntohs(iph.vspp_rmtid);
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if (fd->win_info[COL_NUM])
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{
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switch (iph.vspp_pkttype)
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{
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case VINES_VSPP_DATA:
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strcpy(fd->win_info[COL_PROTOCOL], "Vines");
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sprintf(fd->win_info[COL_INFO], "VSPP Data Port=%04x(Transient) NS=%04x NR=%04x Window=%04x RID=%04x LID=%04x D=%04x S=%04x",
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iph.vspp_sport, iph.vspp_seq, iph.vspp_ack, iph.vspp_win, iph.vspp_rmtid,
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iph.vspp_lclid, iph.vspp_dport, iph.vspp_sport);
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break;
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case VINES_VSPP_ACK:
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strcpy(fd->win_info[COL_PROTOCOL], "Vines");
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sprintf(fd->win_info[COL_INFO], "VSPP Ack Port=%04x(Transient) NS=%04x NR=%04x Window=%04x RID=%04x LID=%04x",
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iph.vspp_sport, iph.vspp_seq, iph.vspp_ack, iph.vspp_win, iph.vspp_rmtid,
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iph.vspp_lclid);
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break;
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default:
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strcpy(fd->win_info[COL_PROTOCOL], "Vines IP");
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sprintf(fd->win_info[COL_INFO], "Unknown VSPP packet type (%02x)", iph.vspp_pkttype);
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}
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}
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/*
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iph.ip_tos = IPTOS_TOS(iph.ip_tos);
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switch (iph.ip_tos)
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{
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case IPTOS_NONE:
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strcpy(tos_str, "None");
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break;
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case IPTOS_LOWDELAY:
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strcpy(tos_str, "Minimize delay");
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break;
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case IPTOS_THROUGHPUT:
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strcpy(tos_str, "Maximize throughput");
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break;
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case IPTOS_RELIABILITY:
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strcpy(tos_str, "Maximize reliability");
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break;
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case IPTOS_LOWCOST:
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strcpy(tos_str, "Minimize cost");
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break;
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default:
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strcpy(tos_str, "Unknon. Malformed?");
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break;
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}
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*/
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if (tree)
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{
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ti = add_item_to_tree(GTK_WIDGET(tree), offset, sizeof(iph),
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"Vines SPP");
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vspp_tree = gtk_tree_new();
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add_subtree(ti, vspp_tree, ETT_VSPP);
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add_item_to_tree(vspp_tree, offset, 2, "Source port: 0x%04x", iph.vspp_sport);
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add_item_to_tree(vspp_tree, offset+2, 2, "Destination port: 0x%04x", iph.vspp_dport);
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add_item_to_tree(vspp_tree, offset+4, 1, "Packet type: 0x%02x", iph.vspp_pkttype);
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add_item_to_tree(vspp_tree, offset+5, 1, "Control: 0x%02x", iph.vspp_tos);
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add_item_to_tree(vspp_tree, offset+6, 2, "Local Connection ID: 0x%04x", iph.vspp_lclid);
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add_item_to_tree(vspp_tree, offset+8, 2, "Remote Connection ID: 0x%04x", iph.vspp_rmtid);
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add_item_to_tree(vspp_tree, offset+10, 2, "Sequence number: 0x%04x", iph.vspp_seq);
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add_item_to_tree(vspp_tree, offset+12, 2, "Ack number: 0x%04x", iph.vspp_ack);
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add_item_to_tree(vspp_tree, offset+14, 2, "Window: 0x%04x", iph.vspp_win);
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}
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}
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