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author | Gilbert Ramirez <gram@alumni.rice.edu> | 2004-07-18 18:06:47 +0000 |
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committer | Gilbert Ramirez <gram@alumni.rice.edu> | 2004-07-18 18:06:47 +0000 |
commit | 669db206cb1f270046ad400fff7655e20c63e723 (patch) | |
tree | 4eff24a2e16c8963e497e1fc575f35e6af59bd26 /packet-auto_rp.c | |
parent | ae46c27a38700af669ef907491081f09df6f6b2c (diff) | |
download | wireshark-669db206cb1f270046ad400fff7655e20c63e723.tar.gz wireshark-669db206cb1f270046ad400fff7655e20c63e723.tar.bz2 wireshark-669db206cb1f270046ad400fff7655e20c63e723.zip |
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.c | 295 |
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; -} |