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authorGilbert Ramirez <gram@alumni.rice.edu>2004-07-18 18:06:47 +0000
committerGilbert Ramirez <gram@alumni.rice.edu>2004-07-18 18:06:47 +0000
commit669db206cb1f270046ad400fff7655e20c63e723 (patch)
tree4eff24a2e16c8963e497e1fc575f35e6af59bd26 /packet-aarp.c
parentae46c27a38700af669ef907491081f09df6f6b2c (diff)
Move dissectors to epan/dissectors directory.
Also move ncp222.py, x11-fields, process-x11-fields.pl, make-reg-dotc, and make-reg-dotc.py. Adjust #include lines in files that include packet-*.h files. svn path=/trunk/; revision=11410
Diffstat (limited to 'packet-aarp.c')
-rw-r--r--packet-aarp.c362
1 files changed, 0 insertions, 362 deletions
diff --git a/packet-aarp.c b/packet-aarp.c
deleted file mode 100644
index 9c68873009..0000000000
--- a/packet-aarp.c
+++ /dev/null
@@ -1,362 +0,0 @@
-/* packet-aarp.c
- * Routines for Appletalk ARP packet disassembly
- *
- * $Id$
- *
- * Simon Wilkinson <sxw@dcs.ed.ac.uk>
- *
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
- * Copyright 1998
- *
- * 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.
- */
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <stdio.h>
-#include <glib.h>
-#include <epan/packet.h>
-#include <epan/strutil.h>
-#include "etypes.h"
-
-static int proto_aarp = -1;
-static int hf_aarp_hard_type = -1;
-static int hf_aarp_proto_type = -1;
-static int hf_aarp_hard_size = -1;
-static int hf_aarp_proto_size = -1;
-static int hf_aarp_opcode = -1;
-static int hf_aarp_src_hw = -1;
-static int hf_aarp_src_hw_mac = -1;
-static int hf_aarp_src_proto = -1;
-static int hf_aarp_src_proto_id = -1;
-static int hf_aarp_dst_hw = -1;
-static int hf_aarp_dst_hw_mac = -1;
-static int hf_aarp_dst_proto = -1;
-static int hf_aarp_dst_proto_id = -1;
-
-static gint ett_aarp = -1;
-
-#ifndef AARP_REQUEST
-#define AARP_REQUEST 0x0001
-#endif
-#ifndef AARP_REPLY
-#define AARP_REPLY 0x0002
-#endif
-#ifndef AARP_PROBE
-#define AARP_PROBE 0x0003
-#endif
-
-/* The following is screwed up shit to deal with the fact that
- the linux kernel edits the packet inline. */
-#define AARP_REQUEST_SWAPPED 0x0100
-#define AARP_REPLY_SWAPPED 0x0200
-#define AARP_PROBE_SWAPPED 0x0300
-
-static const value_string op_vals[] = {
- {AARP_REQUEST, "request" },
- {AARP_REPLY, "reply" },
- {AARP_PROBE, "probe" },
- {AARP_REQUEST_SWAPPED, "request" },
- {AARP_REPLY_SWAPPED, "reply" },
- {AARP_PROBE_SWAPPED, "probe" },
- {0, NULL } };
-
-/* AARP protocol HARDWARE identifiers. */
-#define AARPHRD_ETHER 1 /* Ethernet 10Mbps */
-#define AARPHRD_TR 2 /* Token Ring */
-
-static const value_string hrd_vals[] = {
- {AARPHRD_ETHER, "Ethernet" },
- {AARPHRD_TR, "Token Ring" },
- {0, NULL } };
-
-/*
- * Given the hardware address type and length, check whether an address
- * is an Ethernet address - the address must be of type "Ethernet" or
- * "Token Ring", and the length must be 6 bytes.
- */
-#define AARP_HW_IS_ETHER(ar_hrd, ar_hln) \
- (((ar_hrd) == AARPHRD_ETHER || (ar_hrd) == AARPHRD_TR) \
- && (ar_hln) == 6)
-
-/*
- * Given the protocol address type and length, check whether an address
- * is an Appletalk address - the address must be of type "Appletalk",
- * and the length must be 4 bytes.
- */
-#define AARP_PRO_IS_ATALK(ar_pro, ar_pln) \
- ((ar_pro) == ETHERTYPE_ATALK && (ar_pln) == 4)
-
-static gchar *
-atalkid_to_str(const guint8 *ad) {
- gint node;
- static gchar str[3][16];
- static gchar *cur;
-
- if (cur == &str[0][0]) {
- cur = &str[1][0];
- } else if (cur == &str[1][0]) {
- cur = &str[2][0];
- } else {
- cur = &str[0][0];
- }
-
- node=ad[1]<<8|ad[2];
- sprintf(cur, "%d.%d",node,ad[3]);
- return cur;
-}
-
-static gchar *
-aarphrdaddr_to_str(const guint8 *ad, int ad_len, guint16 type) {
- if (AARP_HW_IS_ETHER(type, ad_len)) {
- /* Ethernet address (or Token Ring address, which is the same type
- of address). */
- return ether_to_str(ad);
- }
- return bytes_to_str(ad, ad_len);
-}
-
-static gchar *
-aarpproaddr_to_str(const guint8 *ad, int ad_len, guint16 type) {
- if (AARP_PRO_IS_ATALK(type, ad_len)) {
- /* Appletalk address. */
- return atalkid_to_str(ad);
- }
- return bytes_to_str(ad, ad_len);
-}
-
-/* Offsets of fields within an AARP packet. */
-#define AR_HRD 0
-#define AR_PRO 2
-#define AR_HLN 4
-#define AR_PLN 5
-#define AR_OP 6
-#define MIN_AARP_HEADER_SIZE 8
-
-static void
-dissect_aarp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) {
- guint16 ar_hrd;
- guint16 ar_pro;
- guint8 ar_hln;
- guint8 ar_pln;
- guint16 ar_op;
- proto_tree *aarp_tree;
- proto_item *ti;
- gchar *op_str;
- int sha_offset, spa_offset, tha_offset, tpa_offset;
- const guint8 *sha_val, *spa_val, *tha_val, *tpa_val;
- gchar *sha_str, *spa_str, *tha_str, *tpa_str;
-
- if(check_col(pinfo->cinfo, COL_PROTOCOL))
- col_set_str(pinfo->cinfo, COL_PROTOCOL, "AARP");
- if(check_col(pinfo->cinfo, COL_INFO))
- col_clear(pinfo->cinfo, COL_INFO);
-
- ar_hrd = tvb_get_ntohs(tvb, AR_HRD);
- ar_pro = tvb_get_ntohs(tvb, AR_PRO);
- ar_hln = tvb_get_guint8(tvb, AR_HLN);
- ar_pln = tvb_get_guint8(tvb, AR_PLN);
- ar_op = tvb_get_ntohs(tvb, AR_OP);
-
- /* Get the offsets of the addresses. */
- sha_offset = MIN_AARP_HEADER_SIZE;
- spa_offset = sha_offset + ar_hln;
- tha_offset = spa_offset + ar_pln;
- tpa_offset = tha_offset + ar_hln;
-
- /* Extract the addresses. */
- sha_val = tvb_get_ptr(tvb, sha_offset, ar_hln);
- sha_str = aarphrdaddr_to_str(sha_val, ar_hln, ar_hrd);
-
- spa_val = tvb_get_ptr(tvb, spa_offset, ar_pln);
- spa_str = aarpproaddr_to_str(spa_val, ar_pln, ar_pro);
-
- tha_val = tvb_get_ptr(tvb, tha_offset, ar_hln);
- tha_str = aarphrdaddr_to_str(tha_val, ar_hln, ar_hrd);
-
- tpa_val = tvb_get_ptr(tvb, tpa_offset, ar_pln);
- tpa_str = aarpproaddr_to_str(tpa_val, ar_pln, ar_pro);
-
- if (check_col(pinfo->cinfo, COL_INFO)) {
- switch (ar_op) {
- case AARP_REQUEST:
- case AARP_REQUEST_SWAPPED:
- col_add_fstr(pinfo->cinfo, COL_INFO, "Who has %s? Tell %s", tpa_str, spa_str);
- break;
- case AARP_REPLY:
- case AARP_REPLY_SWAPPED:
- col_add_fstr(pinfo->cinfo, COL_INFO, "%s is at %s", spa_str, sha_str);
- break;
- case AARP_PROBE:
- case AARP_PROBE_SWAPPED:
- col_add_fstr(pinfo->cinfo, COL_INFO, "Is there a %s", tpa_str);
- break;
- default:
- col_add_fstr(pinfo->cinfo, COL_INFO, "Unknown AARP opcode 0x%04x", ar_op);
- break;
- }
- }
-
- if (tree) {
- if ((op_str = match_strval(ar_op, op_vals)))
- ti = proto_tree_add_protocol_format(tree, proto_aarp, tvb, 0,
- MIN_AARP_HEADER_SIZE + 2*ar_hln +
- 2*ar_pln, "AppleTalk Address Resolution Protocol (%s)", op_str);
- else
- ti = proto_tree_add_protocol_format(tree, proto_aarp, tvb, 0,
- MIN_AARP_HEADER_SIZE + 2*ar_hln +
- 2*ar_pln,
- "AppleTalk Address Resolution Protocol (opcode 0x%04x)", ar_op);
- aarp_tree = proto_item_add_subtree(ti, ett_aarp);
- proto_tree_add_uint(aarp_tree, hf_aarp_hard_type, tvb, AR_HRD, 2,
- ar_hrd);
- proto_tree_add_uint(aarp_tree, hf_aarp_proto_type, tvb, AR_PRO, 2,
- ar_pro);
- proto_tree_add_uint(aarp_tree, hf_aarp_hard_size, tvb, AR_HLN, 1,
- ar_hln);
- proto_tree_add_uint(aarp_tree, hf_aarp_proto_size, tvb, AR_PLN, 1,
- ar_pln);
- proto_tree_add_uint(aarp_tree, hf_aarp_opcode, tvb, AR_OP, 2,
- ar_op);
- if (ar_hln != 0) {
- proto_tree_add_item(aarp_tree,
- AARP_HW_IS_ETHER(ar_hrd, ar_hln) ? hf_aarp_src_hw_mac : hf_aarp_src_hw,
- tvb, sha_offset, ar_hln, FALSE);
- }
-
- if (ar_pln != 0) {
- if (AARP_PRO_IS_ATALK(ar_pro, ar_pln)) {
- proto_tree_add_bytes_format(aarp_tree, hf_aarp_src_proto_id, tvb, spa_offset, ar_pln,
- spa_val,
- "Sender ID: %s", spa_str);
- } else {
- proto_tree_add_bytes_format(aarp_tree, hf_aarp_src_proto, tvb, spa_offset, ar_pln,
- spa_val,
- "Sender protocol address: %s", spa_str);
- }
- }
-
- if (ar_hln != 0) {
- proto_tree_add_item(aarp_tree,
- AARP_HW_IS_ETHER(ar_hrd, ar_hln) ? hf_aarp_dst_hw_mac : hf_aarp_dst_hw,
- tvb, tha_offset, ar_hln, FALSE);
- }
-
- if (ar_pln != 0) {
- if (AARP_PRO_IS_ATALK(ar_pro, ar_pln)) {
- proto_tree_add_bytes_format(aarp_tree, hf_aarp_dst_proto_id, tvb, tpa_offset, ar_pln,
- tpa_val,
- "Target ID: %s", tpa_str);
- } else {
- proto_tree_add_bytes_format(aarp_tree, hf_aarp_dst_proto, tvb, tpa_offset, ar_pln,
- tpa_val,
- "Target protocol address: %s", tpa_str);
- }
- }
- }
-}
-
-void
-proto_register_aarp(void)
-{
- static hf_register_info hf[] = {
- { &hf_aarp_hard_type,
- { "Hardware type", "aarp.hard.type",
- FT_UINT16, BASE_HEX, VALS(hrd_vals), 0x0,
- "", HFILL }},
-
- { &hf_aarp_proto_type,
- { "Protocol type", "aarp.proto.type",
- FT_UINT16, BASE_HEX, VALS(etype_vals), 0x0,
- "", HFILL }},
-
- { &hf_aarp_hard_size,
- { "Hardware size", "aarp.hard.size",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_proto_size,
- { "Protocol size", "aarp.proto.size",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_opcode,
- { "Opcode", "aarp.opcode",
- FT_UINT16, BASE_DEC, VALS(op_vals), 0x0,
- "", HFILL }},
-
- { &hf_aarp_src_hw,
- { "Sender hardware address", "aarp.src.hw",
- FT_BYTES, BASE_NONE, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_src_hw_mac,
- { "Sender MAC address", "aarp.src.hw_mac",
- FT_ETHER, BASE_NONE, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_src_proto,
- { "Sender protocol address", "aarp.src.proto",
- FT_BYTES, BASE_NONE, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_src_proto_id,
- { "Sender ID", "aarp.src.proto_id",
- FT_BYTES, BASE_HEX, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_dst_hw,
- { "Target hardware address", "aarp.dst.hw",
- FT_BYTES, BASE_NONE, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_dst_hw_mac,
- { "Target MAC address", "aarp.dst.hw_mac",
- FT_ETHER, BASE_NONE, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_dst_proto,
- { "Target protocol address", "aarp.dst.proto",
- FT_BYTES, BASE_NONE, NULL, 0x0,
- "", HFILL }},
-
- { &hf_aarp_dst_proto_id,
- { "Target ID", "aarp.dst.proto_id",
- FT_BYTES, BASE_HEX, NULL, 0x0,
- "", HFILL }},
- };
- static gint *ett[] = {
- &ett_aarp,
- };
-
- proto_aarp = proto_register_protocol("Appletalk Address Resolution Protocol",
- "AARP",
- "aarp");
- proto_register_field_array(proto_aarp, hf, array_length(hf));
- proto_register_subtree_array(ett, array_length(ett));
-}
-
-void
-proto_reg_handoff_aarp(void)
-{
- dissector_handle_t aarp_handle;
-
- aarp_handle = create_dissector_handle(dissect_aarp, proto_aarp);
- dissector_add("ethertype", ETHERTYPE_AARP, aarp_handle);
- dissector_add("chdlctype", ETHERTYPE_AARP, aarp_handle);
-}