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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-auto_rp.c
parentae46c27a38700af669ef907491081f09df6f6b2c (diff)
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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-auto_rp.c')
-rw-r--r--packet-auto_rp.c295
1 files changed, 0 insertions, 295 deletions
diff --git a/packet-auto_rp.c b/packet-auto_rp.c
deleted file mode 100644
index 2bfc62cfcf..0000000000
--- a/packet-auto_rp.c
+++ /dev/null
@@ -1,295 +0,0 @@
-/* packet-auto_rp.c
- * Routines for the Cisco Auto-RP protocol
- * ftp://ftpeng.cisco.com/ftp/ipmulticast/specs/pim-autorp-spec01.txt
- *
- * Heikki Vatiainen <hessu@cs.tut.fi>
- *
- * $Id$
- *
- * 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 <string.h>
-#include <glib.h>
-#include <epan/packet.h>
-#include <epan/resolv.h>
-
-static gint proto_auto_rp = -1;
-static gint ett_auto_rp = -1;
-static gint ett_auto_rp_ver_type = -1;
-static gint ett_auto_rp_map = -1;
-static gint ett_auto_rp_group = -1;
-
-static gint hf_auto_rp_version = -1;
-static gint hf_auto_rp_type = -1;
-static gint hf_auto_rp_count = -1;
-static gint hf_auto_rp_holdtime = -1;
-static gint hf_auto_rp_pim_ver = -1;
-static gint hf_auto_rp_rp_addr = -1;
-static gint hf_auto_rp_prefix_sgn = -1;
-static gint hf_auto_rp_mask_len = -1;
-static gint hf_auto_rp_group_prefix = -1;
-
-#define UDP_PORT_PIM_RP_DISC 496
-
-struct auto_rp_fixed_hdr {
-#define AUTO_RP_VERSION_MASK 0xf0
-#define AUTO_RP_TYPE_MASK 0x0f
- guint8 ver_type; /* pim-autorp-spec01.txt defines version 1+ */
- guint8 rp_count; /* Number of struct auto_rp_maps that follow the this header */
- guint16 holdtime; /* Time in seconds this announcement is valid. 0 equals forever */
- guint32 reserved;
-};
-
-struct auto_rp_map_hdr {
- guint32 rp_address; /* The unicast IPv4 address of this RP */
-#define AUTO_RP_PIM_VER_MASK 0x03
- guint8 pim_version; /* RP's highest PIM version. 2-bit field */
- guint8 group_count; /* Number of encoded group addresses that follow this header */
-};
-
-struct auto_rp_enc_grp_hdr { /* Encoded group address */
-#define AUTO_RP_SIGN_MASK 0x01
- guint8 prefix_sgn; /* 0 positive, 1 negative group prefix */
- guint8 mask_len; /* Length of group prefix */
- guint32 addr; /* Group prefix */
-};
-
-#define AUTO_RP_VER_1PLUS 1
-static const value_string auto_rp_ver_vals[] = {
- {AUTO_RP_VER_1PLUS, "1 or 1+"},
- {0, NULL}
-};
-
-#define AUTO_RP_TYPE_ANNOUNCEMENT 1
-#define AUTO_RP_TYPE_MAPPING 2
-static const value_string auto_rp_type_vals[] = {
- {AUTO_RP_TYPE_ANNOUNCEMENT, "RP announcement"},
- {AUTO_RP_TYPE_MAPPING, "RP mapping"},
- {0, NULL}
-};
-
-#define AUTO_RP_PIM_VERSION_UNKNOWN 0x00
-#define AUTO_RP_PIM_VERSION_1 0x01
-#define AUTO_RP_PIM_VERSION_2 0x02
-#define AUTO_RP_PIM_VERSION_DUAL 0x03
-static const value_string auto_rp_pim_ver_vals[] = {
- {AUTO_RP_PIM_VERSION_UNKNOWN, "Version unknown"},
- {AUTO_RP_PIM_VERSION_1, "Version 1"},
- {AUTO_RP_PIM_VERSION_2, "Version 2"},
- {AUTO_RP_PIM_VERSION_DUAL, "Dual version 1 and 2"},
- {0, NULL}
-};
-
-#define AUTO_RP_GROUP_MASK_SIGN_POS 0
-#define AUTO_RP_GROUP_MASK_SIGN_NEG 1
-static const value_string auto_rp_mask_sign_vals[] = {
- {AUTO_RP_GROUP_MASK_SIGN_POS, "Positive group prefix"},
- {AUTO_RP_GROUP_MASK_SIGN_NEG, "Negative group prefix"},
- {0, NULL}
-};
-
-static int do_auto_rp_map(tvbuff_t *tvb, int offset, proto_tree *auto_rp_tree);
-
-static void dissect_auto_rp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
-{
- guint8 ver_type, rp_count;
-
- if (check_col(pinfo->cinfo, COL_PROTOCOL))
- col_set_str(pinfo->cinfo, COL_PROTOCOL, "Auto-RP");
- if (check_col(pinfo->cinfo, COL_INFO))
- col_clear(pinfo->cinfo, COL_INFO);
-
- ver_type = tvb_get_guint8(tvb, 0);
- rp_count = tvb_get_guint8(tvb, 1);
- if (check_col(pinfo->cinfo, COL_INFO))
- col_add_fstr(pinfo->cinfo, COL_INFO, "%s (v%s) for %u RP%s",
- val_to_str(lo_nibble(ver_type), auto_rp_type_vals, "Unknown"),
- val_to_str(hi_nibble(ver_type), auto_rp_ver_vals, "Unknown"),
- rp_count, plurality(rp_count, "", "s"));
-
- if (tree) {
- proto_item *ti, *tv;
- proto_tree *auto_rp_tree, *ver_type_tree;
- int i, offset;
- guint16 holdtime;
-
- offset = 0;
- ti = proto_tree_add_item(tree, proto_auto_rp, tvb, offset, -1, FALSE);
- auto_rp_tree = proto_item_add_subtree(ti, ett_auto_rp);
-
- tv = proto_tree_add_text(auto_rp_tree, tvb, offset, 1, "Version: %s, Packet type: %s",
- val_to_str(hi_nibble(ver_type), auto_rp_ver_vals, "Unknown"),
- val_to_str(lo_nibble(ver_type), auto_rp_type_vals, "Unknown"));
- ver_type_tree = proto_item_add_subtree(tv, ett_auto_rp_ver_type);
- proto_tree_add_uint(ver_type_tree, hf_auto_rp_version, tvb, offset, 1, ver_type);
- proto_tree_add_uint(ver_type_tree, hf_auto_rp_type, tvb, offset, 1, ver_type);
- offset++;
-
- proto_tree_add_uint(auto_rp_tree, hf_auto_rp_count, tvb, offset, 1, rp_count);
- offset++;
-
- holdtime = tvb_get_ntohs(tvb, offset);
- proto_tree_add_uint_format(auto_rp_tree, hf_auto_rp_holdtime, tvb, offset, 2, holdtime,
- "Holdtime: %u second%s", holdtime, plurality(holdtime, "", "s"));
- offset+=2;
-
- proto_tree_add_text(auto_rp_tree, tvb, offset, 4, "Reserved: 0x%x", tvb_get_ntohs(tvb, offset));
- offset+=4;
-
- for (i = 0; i < rp_count; i++)
- offset = do_auto_rp_map(tvb, offset, auto_rp_tree);
-
- if (tvb_offset_exists(tvb, offset))
- proto_tree_add_text(tree, tvb, offset, -1, "Trailing junk");
- }
-
- return;
-}
-
-void proto_register_auto_rp(void)
-{
- static hf_register_info hf[] = {
- { &hf_auto_rp_version,
- {"Protocol version", "auto_rp.version",
- FT_UINT8, BASE_DEC, VALS(auto_rp_ver_vals), AUTO_RP_VERSION_MASK,
- "Auto-RP protocol version", HFILL }},
-
- { &hf_auto_rp_type,
- {"Packet type", "auto_rp.type",
- FT_UINT8, BASE_DEC, VALS(auto_rp_type_vals), AUTO_RP_TYPE_MASK,
- "Auto-RP packet type", HFILL }},
-
- { &hf_auto_rp_count,
- {"RP count", "auto_rp.rp_count",
- FT_UINT8, BASE_DEC, NULL, 0,
- "The number of RP addresses contained in this message", HFILL }},
-
- { &hf_auto_rp_holdtime,
- {"Holdtime", "auto_rp.holdtime",
- FT_UINT16, BASE_DEC, NULL, 0,
- "The amount of time in seconds this announcement is valid", HFILL }},
-
- { &hf_auto_rp_pim_ver,
- {"Version", "auto_rp.pim_ver",
- FT_UINT8, BASE_DEC, VALS(auto_rp_pim_ver_vals), AUTO_RP_PIM_VER_MASK,
- "RP's highest PIM version", HFILL }},
-
- { &hf_auto_rp_rp_addr,
- {"RP address", "auto_rp.rp_addr",
- FT_IPv4, 0, NULL, 0,
- "The unicast IP address of the RP", HFILL }},
-
- { &hf_auto_rp_prefix_sgn,
- {"Sign", "auto_rp.prefix_sign",
- FT_UINT8, BASE_DEC, VALS(auto_rp_mask_sign_vals), AUTO_RP_SIGN_MASK,
- "Group prefix sign", HFILL }},
-
- { &hf_auto_rp_mask_len,
- {"Mask length", "auto_rp.mask_len",
- FT_UINT8, BASE_DEC, NULL, 0x0,
- "Length of group prefix", HFILL }},
-
- { &hf_auto_rp_group_prefix,
- {"Prefix", "auto_rp.group_prefix",
- FT_IPv4, 0, NULL, 0,
- "Group prefix", HFILL }}
- };
-
- static gint *ett[] = {
- &ett_auto_rp,
- &ett_auto_rp_ver_type,
- &ett_auto_rp_map,
- &ett_auto_rp_group
- };
-
- proto_auto_rp = proto_register_protocol("Cisco Auto-RP",
- "Auto-RP", "auto_rp");
- proto_register_field_array(proto_auto_rp, hf, array_length(hf));
- proto_register_subtree_array(ett, array_length(ett));
-
- return;
-}
-
-void
-proto_reg_handoff_auto_rp(void)
-{
- dissector_handle_t auto_rp_handle;
-
- auto_rp_handle = create_dissector_handle(dissect_auto_rp,
- proto_auto_rp);
- dissector_add("udp.port", UDP_PORT_PIM_RP_DISC, auto_rp_handle);
-}
-
-/*
- * Handles one Auto-RP map entry. Returns the new offset.
- */
-static int do_auto_rp_map(tvbuff_t *tvb, int offset, proto_tree *auto_rp_tree)
-{
- proto_item *ti;
- proto_tree *map_tree;
- guint8 group_count;
- guint32 rp_addr; /* In network byte order */
- int i;
-
- tvb_memcpy(tvb, (guint8 *)&rp_addr, offset, 4);
- group_count = tvb_get_guint8(tvb, offset + 5);
-
- /* sizeof map header + n * sizeof encoded group addresses */
- ti = proto_tree_add_text(auto_rp_tree, tvb, offset, 6 + group_count * 6,
- "RP %s: %u group%s", ip_to_str((void *)&rp_addr),
- group_count, plurality(group_count, "", "s"));
- map_tree = proto_item_add_subtree(ti, ett_auto_rp_map);
-
- proto_tree_add_ipv4(map_tree, hf_auto_rp_rp_addr, tvb, offset, 4, rp_addr);
- offset += 4;
- proto_tree_add_uint(map_tree, hf_auto_rp_pim_ver, tvb, offset, 1, tvb_get_guint8(tvb, offset));
- offset++;
- proto_tree_add_text(map_tree, tvb, offset, 1, "Number of groups this RP maps to: %u", group_count);
- offset++;
-
- for (i = 0; i < group_count; i++) {
- proto_item *gi;
- proto_tree *grp_tree;
- guint8 sign, mask_len;
- guint32 group_addr; /* In network byte order */
-
- sign = tvb_get_guint8(tvb, offset);
- mask_len = tvb_get_guint8(tvb, offset + 1);
- tvb_memcpy(tvb, (guint8 *)&group_addr, offset + 2, 4);
- gi = proto_tree_add_text(map_tree, tvb, offset, 6, "Group %s/%u (%s)",
- ip_to_str((void *)&group_addr), mask_len,
- val_to_str(sign&AUTO_RP_SIGN_MASK, auto_rp_mask_sign_vals, ""));
- grp_tree = proto_item_add_subtree(gi, ett_auto_rp_group);
-
- proto_tree_add_uint(grp_tree, hf_auto_rp_prefix_sgn, tvb, offset, 1, sign);
- offset++;
- proto_tree_add_uint(grp_tree, hf_auto_rp_mask_len, tvb, offset, 1, mask_len);
- offset++;
- proto_tree_add_ipv4(grp_tree, hf_auto_rp_group_prefix, tvb, offset, 4, group_addr);
- offset += 4;
-
- }
-
- return offset;
-}