3 * Jochen Friedrich <jochen@scram.de>
7 * Wireshark - Network traffic analyzer
8 * By Gerald Combs <gerald@wireshark.org>
9 * Copyright 1998 Gerald Combs
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License
13 * as published by the Free Software Foundation; either version 2
14 * of the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
31 #include <epan/packet.h>
33 #include <epan/llcsaps.h>
34 #include "packet-llc.h"
36 static int proto_rpl = -1;
38 static int hf_rpl_type = -1;
39 static int hf_rpl_corrval = -1;
40 static int hf_rpl_respval = -1;
41 static int hf_rpl_maxframe = -1;
42 static int hf_rpl_connclass = -1;
43 static int hf_rpl_lmac = -1;
44 static int hf_rpl_smac = -1;
45 static int hf_rpl_sap = -1;
46 static int hf_rpl_equipment = -1;
47 static int hf_rpl_memsize = -1;
48 static int hf_rpl_bsmversion = -1;
49 static int hf_rpl_adapterid = -1;
50 static int hf_rpl_shortname = -1;
51 static int hf_rpl_laddress = -1;
52 static int hf_rpl_xaddress = -1;
53 static int hf_rpl_sequence = -1;
54 static int hf_rpl_config = -1;
55 static int hf_rpl_flags = -1;
56 static int hf_rpl_data = -1;
57 static int hf_rpl_ec = -1;
59 static gint ett_rpl = -1;
60 static gint ett_rpl_0004 = -1;
61 static gint ett_rpl_0008 = -1;
62 static gint ett_rpl_4003 = -1;
63 static gint ett_rpl_4006 = -1;
64 static gint ett_rpl_4007 = -1;
65 static gint ett_rpl_4009 = -1;
66 static gint ett_rpl_400a = -1;
67 static gint ett_rpl_400b = -1;
68 static gint ett_rpl_400c = -1;
69 static gint ett_rpl_4011 = -1;
70 static gint ett_rpl_4018 = -1;
71 static gint ett_rpl_c005 = -1;
72 static gint ett_rpl_c014 = -1;
73 static gint ett_rpl_unkn = -1;
75 static const value_string rpl_type_vals[] = {
76 { 1, "FIND Command" },
78 { 4, "Search Vector" },
79 { 8, "Connect Info Vector" },
80 { 0x10, "Send File Request" },
81 { 0x20, "File Data Response" },
82 { 0x4003, "Correlator Vector" },
83 { 0x4006, "Loader Address Vector" },
84 { 0x4007, "Loader SAP Vector" },
85 { 0x4009, "Frame Size Sub-Vector" },
86 { 0x400a, "Connect Class Sub-Vector" },
87 { 0x400b, "Response Correlator" },
88 { 0x400c, "Set Address Vector" },
89 { 0x4011, "Sequence Header" },
90 { 0x4018, "File Data Vector" },
91 { 0xc005, "Loader Info Sub-Vector" },
92 { 0xc014, "Loader Header" },
96 static dissector_handle_t data_handle;
99 dissect_rpl_container(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
101 guint16 len, type, sublen, subtyp;
103 proto_tree *rpl_container_tree;
106 gint length, reported_length;
108 len = tvb_get_ntohs(tvb, 0);
109 proto_tree_add_text(tree, tvb, 0, 2, "Length: %u", len);
111 type = tvb_get_ntohs(tvb, 2);
112 proto_tree_add_text(tree, tvb, 2, 2, "Type: %s",
113 val_to_str(type, rpl_type_vals, "Unknown Type"));
123 while (len >= offset+4) {
124 sublen = tvb_get_ntohs(tvb, offset);
125 subtyp = tvb_get_ntohs(tvb, offset+2);
126 ett_type = ett_rpl_unkn;
127 if(subtyp == 0x0004) ett_type = ett_rpl_0004;
128 if(subtyp == 0x0008) ett_type = ett_rpl_0008;
129 if(subtyp == 0x4003) ett_type = ett_rpl_4003;
130 if(subtyp == 0x4006) ett_type = ett_rpl_4006;
131 if(subtyp == 0x4007) ett_type = ett_rpl_4007;
132 if(subtyp == 0x4009) ett_type = ett_rpl_4009;
133 if(subtyp == 0x400a) ett_type = ett_rpl_400a;
134 if(subtyp == 0x400b) ett_type = ett_rpl_400b;
135 if(subtyp == 0x400c) ett_type = ett_rpl_400c;
136 if(subtyp == 0x4011) ett_type = ett_rpl_4011;
137 if(subtyp == 0x4018) ett_type = ett_rpl_4018;
138 if(subtyp == 0xc005) ett_type = ett_rpl_c005;
139 if(subtyp == 0xc014) ett_type = ett_rpl_c014;
140 ti = proto_tree_add_text(tree, tvb,
141 offset, sublen, val_to_str(subtyp,
142 rpl_type_vals, "Unknown Type"));
143 rpl_container_tree = proto_item_add_subtree(ti,
145 length = tvb_length_remaining(tvb, offset);
148 reported_length = tvb_reported_length_remaining(tvb, offset);
149 if (reported_length > sublen)
150 reported_length = sublen;
151 dissect_rpl_container(tvb_new_subset(tvb,
152 offset, length, reported_length),
153 pinfo, rpl_container_tree);
160 proto_tree_add_item(tree, hf_rpl_corrval,
161 tvb, offset, 4, FALSE);
166 proto_tree_add_item(tree, hf_rpl_lmac,
167 tvb, offset, 6, FALSE);
172 proto_tree_add_item(tree, hf_rpl_sap,
173 tvb, offset, 1, FALSE);
178 proto_tree_add_item(tree, hf_rpl_maxframe,
179 tvb, offset, 2, FALSE);
184 proto_tree_add_item(tree, hf_rpl_connclass,
185 tvb, offset, 2, FALSE);
190 proto_tree_add_item(tree, hf_rpl_respval,
191 tvb, offset, 1, FALSE);
196 proto_tree_add_item(tree, hf_rpl_smac,
197 tvb, offset, 6, FALSE);
202 proto_tree_add_item(tree, hf_rpl_sequence,
203 tvb, offset, 4, FALSE);
208 proto_tree_add_item(tree, hf_rpl_data,
209 tvb, offset, len-4, FALSE);
214 proto_tree_add_item(tree, hf_rpl_config,
215 tvb, offset, 8, FALSE);
217 proto_tree_add_item(tree, hf_rpl_equipment,
218 tvb, offset, 2, FALSE);
220 proto_tree_add_item(tree, hf_rpl_memsize,
221 tvb, offset, 2, FALSE);
223 proto_tree_add_item(tree, hf_rpl_bsmversion,
224 tvb, offset, 2, FALSE);
226 proto_tree_add_item(tree, hf_rpl_ec,
227 tvb, offset, 6, FALSE);
229 proto_tree_add_item(tree, hf_rpl_adapterid,
230 tvb, offset, 2, FALSE);
232 proto_tree_add_item(tree, hf_rpl_shortname,
233 tvb, offset, 10, FALSE);
238 proto_tree_add_item(tree, hf_rpl_laddress,
239 tvb, offset, 4, FALSE);
241 proto_tree_add_item(tree, hf_rpl_xaddress,
242 tvb, offset, 4, FALSE);
244 proto_tree_add_item(tree, hf_rpl_flags,
245 tvb, offset, 1, FALSE);
250 call_dissector(data_handle,
251 tvb_new_subset(tvb, 4, -1, -1), pinfo,
255 if (tvb_reported_length(tvb) > offset)
256 call_dissector(data_handle,
257 tvb_new_subset(tvb, offset, -1, -1), pinfo, tree);
261 dissect_rpl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
263 guint16 rpl_len, rpl_type;
265 proto_tree *rpl_tree;
268 if (check_col(pinfo->cinfo, COL_PROTOCOL))
269 col_set_str(pinfo->cinfo, COL_PROTOCOL, "RPL");
271 rpl_len = tvb_get_ntohs(tvb, 0);
272 rpl_type = tvb_get_ntohs(tvb, 2);
274 if (check_col(pinfo->cinfo, COL_INFO)) {
275 col_set_str(pinfo->cinfo, COL_INFO,
276 val_to_str(rpl_type, rpl_type_vals, "Unknown Type"));
279 ti = proto_tree_add_item(tree, proto_rpl, tvb, 0,
281 rpl_tree = proto_item_add_subtree(ti, ett_rpl);
282 proto_tree_add_uint_hidden(rpl_tree, hf_rpl_type, tvb, 2, 2,
284 next_tvb = tvb_new_subset(tvb, 0, -1, -1);
285 set_actual_length(next_tvb, rpl_len);
286 dissect_rpl_container(next_tvb, pinfo, rpl_tree);
288 if (tvb_reported_length(tvb) > rpl_len)
289 call_dissector(data_handle,
290 tvb_new_subset(tvb, rpl_len, -1, -1), pinfo,
296 proto_register_rpl(void)
298 static hf_register_info hf[] = {
300 { "Type", "rpl.type",
301 FT_UINT16, BASE_DEC, NULL, 0x0,
302 "RPL Packet Type", HFILL }},
304 { "Correlator Value", "rpl.corrval",
305 FT_UINT32, BASE_HEX, NULL, 0x0,
306 "RPL Correlator Value", HFILL }},
308 { "Response Code", "rpl.respval",
309 FT_UINT8, BASE_DEC, NULL, 0x0,
310 "RPL Response Code", HFILL }},
312 { "Maximum Frame Size", "rpl.maxframe",
313 FT_UINT16, BASE_DEC, NULL, 0x0,
314 "RPL Maximum Frame Size", HFILL }},
316 { "Connection Class", "rpl.connclass",
317 FT_UINT16, BASE_HEX, NULL, 0x0,
318 "RPL Connection Class", HFILL }},
320 { "Loader MAC Address", "rpl.lmac",
321 FT_ETHER, BASE_NONE, NULL, 0x0,
322 "RPL Loader MAC Address", HFILL }},
324 { "Set MAC Address", "rpl.smac",
325 FT_ETHER, BASE_NONE, NULL, 0x0,
326 "RPL Set MAC Address", HFILL }},
329 FT_UINT8, BASE_HEX, VALS(sap_vals), 0x0,
332 { "Equipment", "rpl.equipment",
333 FT_UINT16, BASE_HEX, NULL, 0x0,
334 "RPL Equipment - AX from INT 11h", HFILL }},
336 { "Memory Size", "rpl.memsize",
337 FT_UINT16, BASE_DEC, NULL, 0x0,
338 "RPL Memory Size - AX from INT 12h MINUS 32k"
339 " MINUS the Boot ROM Size", HFILL }},
340 { &hf_rpl_bsmversion,
341 { "BSM Version", "rpl.bsmversion",
342 FT_UINT16, BASE_HEX, NULL, 0x0,
343 "RPL Version of BSM.obj", HFILL }},
345 { "Adapter ID", "rpl.adapterid",
346 FT_UINT16, BASE_HEX, NULL, 0x0,
347 "RPL Adapter ID", HFILL }},
349 { "Short Name", "rpl.shortname",
350 FT_BYTES, BASE_HEX, NULL, 0x0,
351 "RPL BSM Short Name", HFILL }},
353 { "Locate Address", "rpl.laddress",
354 FT_UINT32, BASE_HEX, NULL, 0x0,
355 "RPL Locate Address", HFILL }},
357 { "XFER Address", "rpl.xaddress",
358 FT_UINT32, BASE_HEX, NULL, 0x0,
359 "RPL Transfer Control Address", HFILL }},
361 { "Sequence Number", "rpl.sequence",
362 FT_UINT32, BASE_HEX, NULL, 0x0,
363 "RPL Sequence Number", HFILL }},
365 { "Configuration", "rpl.config",
366 FT_BYTES, BASE_HEX, NULL, 0x0,
367 "RPL Configuration", HFILL }},
369 { "Flags", "rpl.flags",
370 FT_UINT8, BASE_HEX, NULL, 0x0,
371 "RPL Bit Significant Option Flags", HFILL }},
373 { "Data", "rpl.data",
374 FT_BYTES, BASE_HEX, NULL, 0x0,
375 "RPL Binary File Data", HFILL }},
378 FT_BYTES, BASE_HEX, NULL, 0x0,
382 static gint *ett[] = {
400 proto_rpl = proto_register_protocol("Remote Program Load",
402 proto_register_field_array(proto_rpl, hf, array_length(hf));
403 proto_register_subtree_array(ett, array_length(ett));
404 register_dissector("rpl", dissect_rpl, proto_rpl);
408 proto_reg_handoff_rpl(void)
410 dissector_handle_t rpl_handle;
412 data_handle = find_dissector("data");
413 rpl_handle = find_dissector("rpl");
414 dissector_add("llc.dsap", SAP_RPL, rpl_handle);