/* packet-vines.c * Routines for Banyan VINES protocol packet disassembly * * $Id: packet-vines.c,v 1.4 1998/11/17 04:29:08 gerald Exp $ * * Don Lafontaine * * Ethereal - Network traffic analyzer * By Gerald Combs * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "config.h" #include #include #ifdef HAVE_SYS_TYPES_H #include #endif #ifdef HAVE_NETINET_IN_H #include #endif #include "ethereal.h" #include "packet.h" #include "etypes.h" #include "packet-vines.h" #define VINES_VSPP 2 #define VINES_DATA 1 void dissect_vines(const u_char *pd, int offset, frame_data *fd, GtkTree *tree) { e_vip iph; GtkWidget *vip_tree, *ti; /* gchar tos_str[32]; */ /* To do: check for runts, errs, etc. */ /* Avoids alignment problems on many architectures. */ memcpy(&iph, &pd[offset], sizeof(e_vip)); iph.vip_sum = pntohs(&pd[offset]); iph.vip_len = pntohs(&pd[offset+2]); iph.vip_dnet = pntohl(&pd[offset+6]); iph.vip_snet = pntohl(&pd[offset+12]); iph.vip_dsub = pntohs(&pd[offset+10]); iph.vip_ssub = pntohs(&pd[offset+16]); switch (iph.vip_proto) { case VINES_VSPP: if (check_col(fd, COL_PROTOCOL)) col_add_str(fd, COL_PROTOCOL, "Vines"); if (check_col(fd, COL_INFO)) col_add_fstr(fd, COL_INFO, "VSPP (%02x)", iph.vip_proto); break; case VINES_DATA: if (check_col(fd, COL_PROTOCOL)) col_add_str(fd, COL_PROTOCOL, "Vines IP"); if (check_col(fd, COL_INFO)) col_add_fstr(fd, COL_INFO, "DATA (%02x)", iph.vip_proto); break; default: if (check_col(fd, COL_PROTOCOL)) col_add_str(fd, COL_PROTOCOL, "Vines IP"); if (check_col(fd, COL_INFO)) col_add_fstr(fd, COL_INFO, "Unknown VIP protocol (%02x)", iph.vip_proto); } if (check_col(fd, COL_RES_NET_SRC)) col_add_fstr(fd, COL_RES_NET_SRC, "%08x.%04x", iph.vip_snet, iph.vip_ssub); if (check_col(fd, COL_RES_NET_DST)) col_add_fstr(fd, COL_RES_NET_DST, "%08x.%04x", iph.vip_dnet, iph.vip_dsub); /* iph.ip_tos = IPTOS_TOS(iph.ip_tos); switch (iph.ip_tos) { case IPTOS_NONE: strcpy(tos_str, "None"); break; case IPTOS_LOWDELAY: strcpy(tos_str, "Minimize delay"); break; case IPTOS_THROUGHPUT: strcpy(tos_str, "Maximize throughput"); break; case IPTOS_RELIABILITY: strcpy(tos_str, "Maximize reliability"); break; case IPTOS_LOWCOST: strcpy(tos_str, "Minimize cost"); break; default: strcpy(tos_str, "Unknon. Malformed?"); break; } */ if (tree) { ti = add_item_to_tree(GTK_WIDGET(tree), offset, (iph.vip_len), "Vines IP"); vip_tree = gtk_tree_new(); add_subtree(ti, vip_tree, ETT_VINES); add_item_to_tree(vip_tree, offset, 2, "Header checksum: 0x%04x", iph.vip_sum); add_item_to_tree(vip_tree, offset + 2, 2, "Header length: 0x%02x (%d)", iph.vip_len, iph.vip_len); add_item_to_tree(vip_tree, offset + 4, 1, "Transport control: 0x%02x", iph.vip_tos); add_item_to_tree(vip_tree, offset + 5, 1, "Protocol: 0x%02x", iph.vip_proto); } offset += 18; switch (iph.vip_proto) { case VINES_VSPP: dissect_vspp(pd, offset, fd, tree); break; } } #define VINES_VSPP_DATA 1 #define VINES_VSPP_ACK 5 void dissect_vspp(const u_char *pd, int offset, frame_data *fd, GtkTree *tree) { e_vspp iph; GtkWidget *vspp_tree, *ti; /* gchar tos_str[32];*/ /* To do: check for runts, errs, etc. */ /* Avoids alignment problems on many architectures. */ memcpy(&iph, &pd[offset], sizeof(e_vspp)); iph.vspp_sport = ntohs(iph.vspp_sport); iph.vspp_dport = ntohs(iph.vspp_dport); iph.vspp_lclid = ntohs(iph.vspp_lclid); iph.vspp_rmtid = ntohs(iph.vspp_rmtid); switch (iph.vspp_pkttype) { case VINES_VSPP_DATA: if (check_col(fd, COL_PROTOCOL)) col_add_str(fd, COL_PROTOCOL, "Vines"); if (check_col(fd, COL_INFO)) col_add_fstr(fd, COL_INFO, "VSPP Data Port=%04x(Transient) NS=%04x NR=%04x Window=%04x RID=%04x LID=%04x D=%04x S=%04x", iph.vspp_sport, iph.vspp_seq, iph.vspp_ack, iph.vspp_win, iph.vspp_rmtid, iph.vspp_lclid, iph.vspp_dport, iph.vspp_sport); break; case VINES_VSPP_ACK: if (check_col(fd, COL_PROTOCOL)) col_add_str(fd, COL_PROTOCOL, "Vines"); if (check_col(fd, COL_INFO)) col_add_fstr(fd, COL_INFO, "VSPP Ack Port=%04x(Transient) NS=%04x NR=%04x Window=%04x RID=%04x LID=%04x", iph.vspp_sport, iph.vspp_seq, iph.vspp_ack, iph.vspp_win, iph.vspp_rmtid, iph.vspp_lclid); break; default: if (check_col(fd, COL_PROTOCOL)) col_add_str(fd, COL_PROTOCOL, "Vines IP"); if (check_col(fd, COL_INFO)) col_add_fstr(fd, COL_INFO, "Unknown VSPP packet type (%02x)", iph.vspp_pkttype); } /* iph.ip_tos = IPTOS_TOS(iph.ip_tos); switch (iph.ip_tos) { case IPTOS_NONE: strcpy(tos_str, "None"); break; case IPTOS_LOWDELAY: strcpy(tos_str, "Minimize delay"); break; case IPTOS_THROUGHPUT: strcpy(tos_str, "Maximize throughput"); break; case IPTOS_RELIABILITY: strcpy(tos_str, "Maximize reliability"); break; case IPTOS_LOWCOST: strcpy(tos_str, "Minimize cost"); break; default: strcpy(tos_str, "Unknon. Malformed?"); break; } */ if (tree) { ti = add_item_to_tree(GTK_WIDGET(tree), offset, sizeof(iph), "Vines SPP"); vspp_tree = gtk_tree_new(); add_subtree(ti, vspp_tree, ETT_VSPP); add_item_to_tree(vspp_tree, offset, 2, "Source port: 0x%04x", iph.vspp_sport); add_item_to_tree(vspp_tree, offset+2, 2, "Destination port: 0x%04x", iph.vspp_dport); add_item_to_tree(vspp_tree, offset+4, 1, "Packet type: 0x%02x", iph.vspp_pkttype); add_item_to_tree(vspp_tree, offset+5, 1, "Control: 0x%02x", iph.vspp_tos); add_item_to_tree(vspp_tree, offset+6, 2, "Local Connection ID: 0x%04x", iph.vspp_lclid); add_item_to_tree(vspp_tree, offset+8, 2, "Remote Connection ID: 0x%04x", iph.vspp_rmtid); add_item_to_tree(vspp_tree, offset+10, 2, "Sequence number: 0x%04x", iph.vspp_seq); add_item_to_tree(vspp_tree, offset+12, 2, "Ack number: 0x%04x", iph.vspp_ack); add_item_to_tree(vspp_tree, offset+14, 2, "Window: 0x%04x", iph.vspp_win); } }