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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-isis.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-isis.c')
-rw-r--r--packet-isis.c329
1 files changed, 0 insertions, 329 deletions
diff --git a/packet-isis.c b/packet-isis.c
deleted file mode 100644
index 47b5a411c6..0000000000
--- a/packet-isis.c
+++ /dev/null
@@ -1,329 +0,0 @@
-/* packet-isis.c
- * Routines for ISO/OSI network and transport protocol packet disassembly, core
- * bits.
- *
- * $Id$
- * Stuart Stanley <stuarts@mxmail.net>
- *
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
- * 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.
- */
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include <stdio.h>
-#include <string.h>
-#include <glib.h>
-#include <epan/packet.h>
-#include "nlpid.h"
-#include "packet-osi.h"
-#include "packet-isis.h"
-#include "packet-isis-lsp.h"
-#include "packet-isis-hello.h"
-#include "packet-isis-snp.h"
-
-
-/* isis base header */
-static int proto_isis = -1;
-
-static int hf_isis_irpd = -1;
-static int hf_isis_header_length = -1;
-static int hf_isis_version = -1;
-static int hf_isis_system_id_length = -1;
-static int hf_isis_type = -1;
-static int hf_isis_version2 = -1;
-static int hf_isis_reserved = -1;
-static int hf_isis_max_area_adr = -1;
-
-static gint ett_isis = -1;
-
-static const value_string isis_vals[] = {
- { ISIS_TYPE_L1_HELLO, "L1 HELLO"},
- { ISIS_TYPE_L2_HELLO, "L2 HELLO"},
- { ISIS_TYPE_PTP_HELLO, "P2P HELLO"},
- { ISIS_TYPE_L1_LSP, "L1 LSP"},
- { ISIS_TYPE_L2_LSP, "L2 LSP"},
- { ISIS_TYPE_L1_CSNP, "L1 CSNP"},
- { ISIS_TYPE_L2_CSNP, "L2 CSNP"},
- { ISIS_TYPE_L1_PSNP, "L1 PSNP"},
- { ISIS_TYPE_L2_PSNP, "L2 PSNP"},
- { 0, NULL} };
-
-/*
- * Name: isis_dissect_unknown()
- *
- * Description:
- * There was some error in the protocol and we are in unknown space
- * here. Add a tree item to cover the error and go on. Note
- * that we make sure we don't go off the end of the bleedin packet here!
- *
- * Input
- * tvbuff_t * : tvbuffer for packet data
- * proto_tree * : tree of display data. May be NULL.
- * int : current offset into packet data
- * char * : format text
- * subsequent args : arguments to format
- *
- * Output:
- * void (may modify proto tree)
- */
-void
-isis_dissect_unknown(tvbuff_t *tvb, proto_tree *tree, int offset,
- char *fmat, ...)
-{
- va_list ap;
-
- va_start(ap, fmat);
- proto_tree_add_text_valist(tree, tvb, offset, -1, fmat, ap);
- va_end(ap);
-}
-
-/*
- * Name: dissect_isis()
- *
- * Description:
- * Main entry area for isis de-mangling. This will build the
- * main isis tree data and call the sub-protocols as needed.
- *
- * Input:
- * tvbuff_t * : tvbuffer for packet data
- * packet_info * : info for current packet
- * proto_tree * : tree of display data. May be NULL.
- *
- * Output:
- * void, but we will add to the proto_tree if it is not NULL.
- */
-static void
-dissect_isis(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
-{
- proto_item *ti;
- proto_tree *isis_tree = NULL;
- int offset = 0;
- guint8 isis_version;
- guint8 isis_header_length;
- guint8 isis_type_reserved;
- guint8 isis_type;
- guint8 isis_system_id_len;
-
- if (check_col(pinfo->cinfo, COL_PROTOCOL))
- col_set_str(pinfo->cinfo, COL_PROTOCOL, "ISIS");
- if (check_col(pinfo->cinfo, COL_INFO))
- col_clear(pinfo->cinfo, COL_INFO);
-
- isis_version = tvb_get_guint8(tvb, 2);
- if (isis_version != ISIS_REQUIRED_VERSION){
- if (check_col(pinfo->cinfo, COL_INFO)) {
- col_add_fstr(pinfo->cinfo, COL_INFO,
- "Unknown ISIS version (%u vs %u)",
- isis_version, ISIS_REQUIRED_VERSION );
- }
- isis_dissect_unknown(tvb, tree, 0,
- "Unknown ISIS version (%d vs %d)",
- isis_version, ISIS_REQUIRED_VERSION);
- return;
- }
-
- if (tree) {
- ti = proto_tree_add_item(tree, proto_isis, tvb, 0, -1, FALSE);
- isis_tree = proto_item_add_subtree(ti, ett_isis);
- }
-
- if (tree) {
- proto_tree_add_item(isis_tree, hf_isis_irpd, tvb, offset, 1,
- FALSE );
- }
- offset += 1;
-
- isis_header_length = tvb_get_guint8(tvb, offset);
- if (tree) {
- proto_tree_add_uint(isis_tree, hf_isis_header_length, tvb,
- offset, 1, isis_header_length );
- }
- offset += 1;
-
- if (tree) {
- proto_tree_add_uint(isis_tree, hf_isis_version, tvb,
- offset, 1, isis_version );
- }
- offset += 1;
-
- isis_system_id_len = tvb_get_guint8(tvb, offset);
- if (tree) {
- proto_tree_add_uint(isis_tree, hf_isis_system_id_length, tvb,
- offset, 1, isis_system_id_len );
- }
- offset += 1;
-
- isis_type_reserved = tvb_get_guint8(tvb, offset);
- isis_type = isis_type_reserved & ISIS_TYPE_MASK;
- if (check_col(pinfo->cinfo, COL_INFO)) {
- col_add_str(pinfo->cinfo, COL_INFO,
- val_to_str ( isis_type, isis_vals, "Unknown (0x%x)" ) );
- }
- if (tree) {
- proto_tree_add_uint_format(isis_tree, hf_isis_type, tvb,
- offset, 1, isis_type,
- "PDU Type : %s (R:%s%s%s)",
- val_to_str(isis_type, isis_vals, "Unknown (0x%x)"),
- (isis_type_reserved & ISIS_R8_MASK) ? "1" : "0",
- (isis_type_reserved & ISIS_R7_MASK) ? "1" : "0",
- (isis_type_reserved & ISIS_R6_MASK) ? "1" : "0");
- }
- offset += 1;
-
- if (tree) {
- proto_tree_add_item(isis_tree, hf_isis_version2, tvb, offset, 1,
- FALSE );
- }
- offset += 1;
-
- if (tree) {
- proto_tree_add_item(isis_tree, hf_isis_reserved, tvb, offset, 1,
- FALSE );
- }
- offset += 1;
-
- if (tree) {
- proto_tree_add_item(isis_tree, hf_isis_max_area_adr, tvb, offset, 1,
- FALSE );
- }
- offset += 1;
-
- /*
- * Interpret the system ID length.
- */
- if (isis_system_id_len == 0)
- isis_system_id_len = 6; /* zero means 6-octet ID field length */
- else if (isis_system_id_len == 255) {
- isis_system_id_len = 0; /* 255 means null ID field */
- /* XXX - what about the LAN ID? */
- }
- /* XXX - otherwise, must be in the range 1 through 8 */
-
- switch (isis_type) {
- case ISIS_TYPE_L1_HELLO:
- case ISIS_TYPE_L2_HELLO:
- case ISIS_TYPE_PTP_HELLO:
- isis_dissect_isis_hello(tvb, pinfo, isis_tree, offset,
- isis_type, isis_header_length, isis_system_id_len);
- break;
- case ISIS_TYPE_L1_LSP:
- case ISIS_TYPE_L2_LSP:
- isis_dissect_isis_lsp(tvb, pinfo, isis_tree, offset,
- isis_type, isis_header_length, isis_system_id_len);
- break;
- case ISIS_TYPE_L1_CSNP:
- case ISIS_TYPE_L2_CSNP:
- isis_dissect_isis_csnp(tvb, pinfo, isis_tree, offset,
- isis_type, isis_header_length, isis_system_id_len);
- break;
- case ISIS_TYPE_L1_PSNP:
- case ISIS_TYPE_L2_PSNP:
- isis_dissect_isis_psnp(tvb, pinfo, isis_tree, offset,
- isis_type, isis_header_length, isis_system_id_len);
- break;
- default:
- isis_dissect_unknown(tvb, tree, offset,
- "Unknown ISIS packet type");
- }
-} /* dissect_isis */
-
-
-/*
- * Name: proto_register_isis()
- *
- * Description:
- * main register for isis protocol set. We register some display
- * formats and the protocol module variables.
- *
- * NOTE: this procedure to autolinked by the makefile process that
- * builds register.c
- *
- * Input:
- * void
- *
- * Output:
- * void
- */
-void
-proto_register_isis(void) {
- static hf_register_info hf[] = {
- { &hf_isis_irpd,
- { "Intra Domain Routing Protocol Discriminator", "isis.irpd",
- FT_UINT8, BASE_HEX, VALS(nlpid_vals), 0x0, "", HFILL }},
-
- { &hf_isis_header_length,
- { "PDU Header Length ", "isis.len", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL }},
-
- { &hf_isis_version,
- { "Version (==1) ", "isis.version", FT_UINT8,
- BASE_DEC, NULL, 0x0, "", HFILL }},
-
- { &hf_isis_system_id_length,
- { "System ID Length ", "isis.sysid_len",
- FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL }},
-
- { &hf_isis_type,
- { "PDU Type ", "isis.type", FT_UINT8, BASE_DEC,
- VALS(isis_vals), 0xff, "", HFILL }},
-
- { &hf_isis_version2,
- { "Version2 (==1) ", "isis.version2", FT_UINT8, BASE_DEC, NULL,
- 0x0, "", HFILL }},
-
- { &hf_isis_reserved,
- { "Reserved (==0) ", "isis.reserved", FT_UINT8, BASE_DEC, NULL,
- 0x0, "", HFILL }},
-
- { &hf_isis_max_area_adr,
- { "Max.AREAs: (0==3) ", "isis.max_area_adr", FT_UINT8, BASE_DEC, NULL,
- 0x0, "", HFILL }},
-
- };
- /*
- * Note, we pull in the unknown CLV handler here, since it
- * is used by all ISIS packet types.
- */
- static gint *ett[] = {
- &ett_isis,
- };
-
- proto_isis = proto_register_protocol(PROTO_STRING_ISIS, "ISIS", "isis");
- proto_register_field_array(proto_isis, hf, array_length(hf));
- proto_register_subtree_array(ett, array_length(ett));
-
- /*
- * Call registration routines for other source files in the ISIS
- * dissector.
- */
- isis_register_hello(proto_isis);
- isis_register_lsp(proto_isis);
- isis_register_csnp(proto_isis);
- isis_register_psnp(proto_isis);
-}
-
-void
-proto_reg_handoff_isis(void)
-{
- dissector_handle_t isis_handle;
-
- isis_handle = create_dissector_handle(dissect_isis, proto_isis);
- dissector_add("osinl", NLPID_ISO10589_ISIS, isis_handle);
-}