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Added RSVP protocol dissector. 

svn path=/trunk/; revision=304
daniel/osmux
Gilbert Ramirez 1999-06-11 16:45:02 +00:00
parent 34450a8a35
commit aca172004f
11 changed files with 1326 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
AUTHORS
View File

@ -96,6 +96,10 @@ Brad Robel-Forrest <bradr@watchguard.com> {
ISAKMP, GRE, PPTP
}
Ashok Narayanan <ashokn@cisco.com> {
RSVP
}
Alain Magloire <alainm@rcsm.ece.mcgill.ca> was kind enough to
give his permission to use his version of snprintf.c.

2
Makefile.am
View File

@ -66,6 +66,8 @@ ethereal_SOURCES = \
packet-raw.c \
packet-rip.c \
packet-rip.h \
packet-rsvp.c \
packet-rsvp.h \
packet-smb.c \
packet-tcp.c \
packet-telnet.c\

19
Makefile.in
View File

@ -80,7 +80,7 @@ man_MANS = ethereal.1
sysconf_DATA = manuf
ethereal_SOURCES = alignment.h capture.c capture.h column.c column.h config.h ethereal.c ethereal.h ethertype.c etypes.h file.c file.h filter.c filter.h follow.c follow.h gtkpacket.c gtkpacket.h menu.c menu.h packet-aarp.c packet-arp.c packet-atalk.c packet-bootp.c packet-cdp.c packet-data.c packet-dns.c packet-dns.h packet-eth.c packet-fddi.c packet-ftp.c packet-giop.c packet-gre.c packet-http.c packet-icmpv6.c packet-ip.c packet-ip.h packet-ipsec.c packet-ipv6.c packet-ipv6.h packet-ipx.c packet-ipx.h packet-isakmp.c packet-llc.c packet-lpd.c packet-nbipx.c packet-nbns.c packet-ncp.c packet-ncp.h packet-nntp.c packet-null.c packet-osi.c packet-ospf.c packet-ospf.h packet-pop.c packet-ppp.c packet-pppoe.c packet-pptp.c packet-raw.c packet-rip.c packet-rip.h packet-smb.c packet-tcp.c packet-telnet.c packet-tftp.c packet-tr.c packet-trmac.c packet-udp.c packet-vines.c packet-vines.h packet.c packet.h prefs.c prefs.h print.c print.h ps.c ps.h resolv.c resolv.h smb.h util.c util.h
ethereal_SOURCES = alignment.h capture.c capture.h column.c column.h config.h ethereal.c ethereal.h ethertype.c etypes.h file.c file.h filter.c filter.h follow.c follow.h gtkpacket.c gtkpacket.h menu.c menu.h packet-aarp.c packet-arp.c packet-atalk.c packet-bootp.c packet-cdp.c packet-data.c packet-dns.c packet-dns.h packet-eth.c packet-fddi.c packet-ftp.c packet-giop.c packet-gre.c packet-http.c packet-icmpv6.c packet-ip.c packet-ip.h packet-ipsec.c packet-ipv6.c packet-ipv6.h packet-ipx.c packet-ipx.h packet-isakmp.c packet-llc.c packet-lpd.c packet-nbipx.c packet-nbns.c packet-ncp.c packet-ncp.h packet-nntp.c packet-null.c packet-osi.c packet-ospf.c packet-ospf.h packet-pop.c packet-ppp.c packet-pppoe.c packet-pptp.c packet-raw.c packet-rip.c packet-rip.h packet-rsvp.c packet-rsvp.h packet-smb.c packet-tcp.c packet-telnet.c packet-tftp.c packet-tr.c packet-trmac.c packet-udp.c packet-vines.c packet-vines.h packet.c packet.h prefs.c prefs.h print.c print.h ps.c ps.h resolv.c resolv.h smb.h util.c util.h
EXTRA_ethereal_SOURCES = packet-snmp.c snprintf.c snprintf.h snprintf-imp.h
@ -115,9 +115,9 @@ packet-http.o packet-icmpv6.o packet-ip.o packet-ipsec.o packet-ipv6.o \
packet-ipx.o packet-isakmp.o packet-llc.o packet-lpd.o packet-nbipx.o \
packet-nbns.o packet-ncp.o packet-nntp.o packet-null.o packet-osi.o \
packet-ospf.o packet-pop.o packet-ppp.o packet-pppoe.o packet-pptp.o \
packet-raw.o packet-rip.o packet-smb.o packet-tcp.o packet-telnet.o \
packet-tftp.o packet-tr.o packet-trmac.o packet-udp.o packet-vines.o \
packet.o prefs.o print.o ps.o resolv.o util.o
packet-raw.o packet-rip.o packet-rsvp.o packet-smb.o packet-tcp.o \
packet-telnet.o packet-tftp.o packet-tr.o packet-trmac.o packet-udp.o \
packet-vines.o packet.o prefs.o print.o ps.o resolv.o util.o
ethereal_LDFLAGS =
CFLAGS = @CFLAGS@
COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
@ -152,11 +152,12 @@ DEP_FILES = .deps/capture.P .deps/column.P .deps/ethereal.P \
.deps/packet-ncp.P .deps/packet-nntp.P .deps/packet-null.P \
.deps/packet-osi.P .deps/packet-ospf.P .deps/packet-pop.P \
.deps/packet-ppp.P .deps/packet-pppoe.P .deps/packet-pptp.P \
.deps/packet-raw.P .deps/packet-rip.P .deps/packet-smb.P \
.deps/packet-snmp.P .deps/packet-tcp.P .deps/packet-telnet.P \
.deps/packet-tftp.P .deps/packet-tr.P .deps/packet-trmac.P \
.deps/packet-udp.P .deps/packet-vines.P .deps/packet.P .deps/prefs.P \
.deps/print.P .deps/ps.P .deps/resolv.P .deps/snprintf.P .deps/util.P
.deps/packet-raw.P .deps/packet-rip.P .deps/packet-rsvp.P \
.deps/packet-smb.P .deps/packet-snmp.P .deps/packet-tcp.P \
.deps/packet-telnet.P .deps/packet-tftp.P .deps/packet-tr.P \
.deps/packet-trmac.P .deps/packet-udp.P .deps/packet-vines.P \
.deps/packet.P .deps/prefs.P .deps/print.P .deps/ps.P .deps/resolv.P \
.deps/snprintf.P .deps/util.P
SOURCES = $(ethereal_SOURCES) $(EXTRA_ethereal_SOURCES)
OBJECTS = $(ethereal_OBJECTS)

2
NEWS
View File

@ -1,6 +1,8 @@
Overview of changes in Ethereal 0.6.3:
* Capture dialogue window data bug-fix (Guy)
* PPPoE (PPP over Ethernet) added (Jeff Jahr)
* ISAKMP, GRE, PPTP added (Brad Robel-Forrest)
* RSVP added (Ashok Narayanan)
Overview of changes in Ethereal 0.6.2:
* Almost-real-time capture and display (John, Laurent)

1
doc/ethereal.pod
View File

@ -364,6 +364,7 @@ B<http://ethereal.zing.org>.
John McDermott <jjm@jkintl.com>
Jeff Jahr <jjahr@shastanets.com>
Brad Robel-Forrest <bradr@watchguard.com>
Ashok Narayanan <ashokn@cisco.com>
Brad Robel-Forrest <bradr@watchguard.com> {

3
ethereal.c
View File

@ -1,6 +1,6 @@
/* ethereal.c
*
* $Id: ethereal.c,v 1.35 1999/06/11 15:30:36 gram Exp $
* $Id: ethereal.c,v 1.36 1999/06/11 16:44:50 gram Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
@ -134,6 +134,7 @@ about_ethereal( GtkWidget *w, gpointer data ) {
"John McDermott <jjm@jkintl.com>\n"
"Jeff Jahr <jjahr@shastanets.com>\n"
"Brad Robel-Forrest <bradr@watchguard.com>\n"
"Ashok Narayanan <ashokn@cisco.com>\n"
"\nSee http://ethereal.zing.org for more information",
VERSION, comp_info_str);

5
packet-ip.c
View File

@ -1,7 +1,7 @@
/* packet-ip.c
* Routines for IP and miscellaneous IP protocol packet disassembly
*
* $Id: packet-ip.c,v 1.24 1999/06/11 15:30:37 gram Exp $
* $Id: packet-ip.c,v 1.25 1999/06/11 16:44:50 gram Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
@ -740,6 +740,9 @@ again:
case IP_PROTO_OSPF:
dissect_ospf(pd, offset, fd, tree);
break;
case IP_PROTO_RSVP:
dissect_rsvp(pd, offset, fd, tree);
break;
case IP_PROTO_AH:
advance = dissect_ah(pd, offset, fd, tree);
nxt = pd[offset];

3
packet-ip.h
View File

@ -1,7 +1,7 @@
/* packet-ip.h
* Definitions for IP packet disassembly structures and routines
*
* $Id: packet-ip.h,v 1.3 1999/06/11 15:30:38 gram Exp $
* $Id: packet-ip.h,v 1.4 1999/06/11 16:44:51 gram Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
@ -49,6 +49,7 @@
#define IP_PROTO_IPV6 41 /* IP6 header */
#define IP_PROTO_ROUTING 43 /* IP6 routing header */
#define IP_PROTO_FRAGMENT 44 /* IP6 fragmentation header */
#define IP_PROTO_RSVP 46 /* Resource ReSerVation protocol */
#define IP_PROTO_GRE 47 /* GRE */
#define IP_PROTO_ESP 50 /* ESP */
#define IP_PROTO_AH 51 /* AH */

848
packet-rsvp.c Normal file
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@ -0,0 +1,848 @@
/* packet-rsvp.c
* Routines for RSVP packet disassembly
*
* (c) Copyright Ashok Narayanan <ashokn@cisco.com>
*
* $Id: packet-rsvp.c,v 1.1 1999/06/11 16:44:51 gram Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
* 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.
*/
/*
* NOTES
*
* This module defines routines to disassemble RSVP packets, as defined in
* RFC 2205. All objects from RC2205 are supported, in IPv4 and IPv6 mode.
* In addition, the Integrated Services traffic specification objects
* defined in RFC2210 are also supported.
*
* IPv6 support is not completely tested
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef NEED_SNPRINTF_H
# ifdef HAVE_STDARG_H
# include <stdarg.h>
# else
# include <varargs.h>
# endif
# include "snprintf.h"
#endif
#include <glib.h>
#include "packet.h"
#include "packet-ipv6.h"
#include "packet-rsvp.h"
/* Stuff for IEEE float handling */
#define IEEE_NUMBER_WIDTH 32 /* bits in number */
#define IEEE_EXP_WIDTH 8 /* bits in exponent */
#define IEEE_MANTISSA_WIDTH 23 /* IEEE_NUMBER_WIDTH - 1 - IEEE_EXP_WIDTH */
#define IEEE_SIGN_MASK 0x80000000
#define IEEE_EXPONENT_MASK 0x7F800000
#define IEEE_MANTISSA_MASK 0x007FFFFF
#define IEEE_INFINITY IEEE_EXPONENT_MASK
#define IEEE_IMPLIED_BIT (1 << IEEE_MANTISSA_WIDTH)
#define IEEE_INFINITE ((1 << IEEE_EXP_WIDTH) - 1)
#define IEEE_BIAS ((1 << (IEEE_EXP_WIDTH - 1)) - 1)
#define MINUS_INFINITY (signed)0x80000000L
#define PLUS_INFINITY 0x7FFFFFFF
static inline int ieee_float_is_zero (long number)
{
return(!(number & ~IEEE_SIGN_MASK));
}
/*
* simple conversion: ieee floating point to long
*/
static long ieee_to_long (const void *p)
{
long number;
long sign;
long exponent;
long mantissa;
number = pntohl(p);
sign = number & IEEE_SIGN_MASK;
exponent = number & IEEE_EXPONENT_MASK;
mantissa = number & IEEE_MANTISSA_MASK;
if (ieee_float_is_zero(number)) {
/* number is zero, unnormalized, or not-a-number */
return 0;
}
if (IEEE_INFINITY == exponent) {
/* number is positive or negative infinity, or a special value */
return (sign? MINUS_INFINITY: PLUS_INFINITY);
}
exponent = (exponent >> IEEE_MANTISSA_WIDTH) - IEEE_BIAS;
if (exponent < 0) {
/* number is between zero and one */
return 0;
}
mantissa |= IEEE_IMPLIED_BIT;
if (exponent <= IEEE_MANTISSA_WIDTH)
mantissa >>= IEEE_MANTISSA_WIDTH - exponent;
else
mantissa <<= exponent - IEEE_MANTISSA_WIDTH;
if (sign)
return -mantissa;
else
return mantissa;
}
void
dissect_rsvp(const u_char *pd, int offset, frame_data *fd, proto_tree *tree)
{
proto_tree *rsvp_tree = NULL, *ti;
proto_tree *rsvp_header_tree;
proto_tree *rsvp_object_tree;
char *packet_type, *object_type;
rsvp_header *hdr;
rsvp_object *obj;
int i, len, mylen;
int msg_length;
int obj_length;
int offset2;
hdr = (rsvp_header *)&pd[offset];
packet_type = match_strval(hdr->message_type, message_type_vals);
if (check_col(fd, COL_PROTOCOL))
col_add_str(fd, COL_PROTOCOL, "RSVP");
if (check_col(fd, COL_INFO)) {
if (packet_type != NULL)
col_add_str(fd, COL_INFO, packet_type);
else
col_add_fstr(fd, COL_INFO, "Unknown (%d)", hdr->message_type);
}
if (tree) {
msg_length = pntohs(pd+offset+6);
ti = proto_tree_add_item(tree, offset, msg_length,
"Resource ReserVation Protocol (RSVP)");
rsvp_tree = proto_tree_new();
proto_item_add_subtree(ti, rsvp_tree, ETT_RSVP);
ti = proto_tree_add_item(rsvp_tree, offset,
sizeof(rsvp_header), "RSVP Header");
rsvp_header_tree = proto_tree_new();
proto_item_add_subtree(ti, rsvp_header_tree, ETT_RSVP_HDR);
proto_tree_add_item(rsvp_header_tree, offset, 1, "RSVP Version: %d",
(hdr->ver_flags & 0xf0)>>4);
proto_tree_add_item(rsvp_header_tree, offset, 1, "Flags: %02X",
hdr->ver_flags & 0xf);
proto_tree_add_item(rsvp_header_tree, offset+1, 1, "Message Type: %d - %s",
hdr->message_type,
packet_type?packet_type:"Unknown");
proto_tree_add_item(rsvp_header_tree, offset + 2 , 2, "Message Checksum");
proto_tree_add_item(rsvp_header_tree, offset + 4 , 1, "Sending TTL: %d",
hdr->sending_ttl);
proto_tree_add_item(rsvp_header_tree, offset + 6 , 2, "Message length: %d",
msg_length);
offset += sizeof(rsvp_header);
len = 0;
while (len + sizeof(rsvp_header) < msg_length) {
obj = (rsvp_object *)&pd[offset];
obj_length = pntohs(pd+offset);
if (offset + obj_length > fd->cap_len) {
proto_tree_add_item(rsvp_tree, offset, 1,
"Further data not captured");
break;
}
object_type = match_strval(obj->class, rsvp_class_vals);
if (!object_type) object_type = "Unknown";
ti = proto_tree_add_item(rsvp_tree, offset,
obj_length,
"%s (%d)", object_type, obj->class);
rsvp_object_tree = proto_tree_new();
offset2 = offset + sizeof(rsvp_object);
switch(obj->class) {
case RSVP_CLASS_SESSION :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_SESSION);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
switch(obj->type) {
case 1: {
rsvp_session_ipv4 *sess = (rsvp_session_ipv4 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1 - IPv4");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Destination address: %s",
ip_to_str((guint8 *) &(sess->destination)));
proto_tree_add_item(rsvp_object_tree, offset2+4, 1,
"Protocol: %d", sess->protocol);
proto_tree_add_item(rsvp_object_tree, offset2+5, 1,
"Flags: %d", sess->flags);
proto_tree_add_item(rsvp_object_tree, offset2+6, 2,
"Destination port: %d",
pntohs(pd+offset2+6));
break;
}
case 2: {
rsvp_session_ipv6 *sess = (rsvp_session_ipv6 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 2 - IPv6");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Destination address: %s",
ip6_to_str(&(sess->destination)));
proto_tree_add_item(rsvp_object_tree, offset2+16, 1,
"Protocol: %d", sess->protocol);
proto_tree_add_item(rsvp_object_tree, offset2+17, 1,
"Flags: %d", sess->flags);
proto_tree_add_item(rsvp_object_tree, offset2+18, 2,
"Destination port: %d",
pntohs(pd+offset2+18));
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
}
}
break;
case RSVP_CLASS_HOP :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_HOP);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
switch(obj->type) {
case 1: {
rsvp_hop_ipv4 *hop = (rsvp_hop_ipv4 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1 - IPv4");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Neighbor address: %s",
ip_to_str((guint8 *) &(hop->neighbor)));
proto_tree_add_item(rsvp_object_tree, offset2+4, 4,
"Logical interface: %0x",
pntohl(pd+offset2+4));
break;
}
case 2: {
rsvp_hop_ipv6 *hop = (rsvp_hop_ipv6 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 2 - IPv6");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Neighbor address: %s",
ip6_to_str(&(hop->neighbor)));
proto_tree_add_item(rsvp_object_tree, offset2+16, 4,
"Logical interface: %0x",
pntohl(pd+offset2+16));
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
}
}
break;
case RSVP_CLASS_TIME_VALUES :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_TIME_VALUES);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
switch(obj->type) {
case 1: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Refresh interval: %u ms (%u seconds)",
pntohl(pd+offset2),
pntohl(pd+offset2)/1000);
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
break;
}
}
break;
case RSVP_CLASS_ERROR :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_ERROR);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
switch(obj->type) {
case 1: {
rsvp_error_ipv4 *err = (rsvp_error_ipv4 *)obj;
char *err_str = match_strval(err->error_code, rsvp_error_vals);
if (!err_str) err_str = "Unknown";
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1 - IPv4");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Error node: %s",
ip_to_str((guint8 *) &(err->error_node)));
proto_tree_add_item(rsvp_object_tree, offset2+4, 1,
"Flags: %02x", err->flags);
proto_tree_add_item(rsvp_object_tree, offset2+5, 1,
"Error code: %d - %s", err->error_code,
err_str);
proto_tree_add_item(rsvp_object_tree, offset2+6, 2,
"Error value: %d", pntohs(pd+offset2+6));
break;
}
case 2: {
rsvp_error_ipv6 *err = (rsvp_error_ipv6 *)obj;
char *err_str = match_strval(err->error_code, rsvp_error_vals);
if (!err_str) err_str = "Unknown";
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 2 - IPv6");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Error node: %s",
ip6_to_str(&(err->error_node)));
proto_tree_add_item(rsvp_object_tree, offset2+16, 1,
"Flags: %02x", err->flags);
proto_tree_add_item(rsvp_object_tree, offset2+17, 1,
"Error code: %d - %s", err->error_code,
err_str);
proto_tree_add_item(rsvp_object_tree, offset2+18, 2,
"Error value: %d", pntohs(pd+offset2+18));
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
}
}
break;
case RSVP_CLASS_SCOPE :
mylen = obj_length;
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_SCOPE);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
switch(obj->type) {
case 1: {
unsigned long ip;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1 - IPv4");
while (mylen > sizeof(rsvp_object)) {
ip = pntohl(pd+offset2);
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"IPv4 Address: %s",
ip_to_str((guint8 *) &ip));
offset2 += 4;
mylen -= 4;
}
break;
}
case 2: {
struct e_in6_addr *ip;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 2 - IPv6");
while (mylen>sizeof(rsvp_object)) {
ip = (struct e_in6_addr *)pd+offset2;
proto_tree_add_item(rsvp_object_tree, offset2, 16,
"IPv6 Address: %s",
ip6_to_str(ip));
offset2 += 16;
mylen -= 16;
}
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
}
}
break;
case RSVP_CLASS_STYLE :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_STYLE);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
switch(obj->type) {
case 1: {
unsigned long ip = pntohl(pd+offset2);
char *style_str = match_strval(ip, style_vals);
if (!style_str) style_str = "Unknown";
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1");
proto_tree_add_item(rsvp_object_tree, offset2+5, 1,
"Style: %ld - %s", ip, style_str);
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
break;
}
}
break;
case RSVP_CLASS_CONFIRM :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_CONFIRM);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
switch(obj->type) {
case 1: {
rsvp_confirm_ipv4 *confirm = (rsvp_confirm_ipv4 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1 - IPv4");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Receiver address: %s",
ip_to_str((guint8 *) &(confirm->receiver)));
break;
}
case 2: {
rsvp_confirm_ipv6 *confirm = (rsvp_confirm_ipv6 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 2 - IPv6");
proto_tree_add_item(rsvp_object_tree, offset2, 16,
"Receiver address: %s",
ip6_to_str(&(confirm->receiver)));
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
}
}
break;
case RSVP_CLASS_SENDER_TEMPLATE :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_SENDER_TEMPLATE);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
goto common_template;
case RSVP_CLASS_FILTER_SPEC :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_FILTER_SPEC);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
common_template:
switch(obj->type) {
case 1: {
rsvp_template_ipv4 *tem = (rsvp_template_ipv4 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 1 - IPv4");
proto_tree_add_item(rsvp_object_tree, offset2, 4,
"Source address: %s",
ip_to_str((guint8 *) &(tem->source)));
proto_tree_add_item(rsvp_object_tree, offset2+6, 2,
"Source port: %d", pntohs(pd+offset2+6));
break;
}
case 2: {
rsvp_template_ipv6 *tem = (rsvp_template_ipv6 *)obj;
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: 2 - IPv6");
proto_tree_add_item(rsvp_object_tree, offset2, 16,
"Source address: %s",
ip6_to_str(&(tem->source)));
proto_tree_add_item(rsvp_object_tree, offset2+18, 2,
"Source port: %d", pntohs(pd+offset2+18));
break;
}
default: {
proto_tree_add_item(rsvp_object_tree, offset+3, 1,
"C-type: Unknown (%d)",
obj->type);
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
}
}
break;
case RSVP_CLASS_SENDER_TSPEC : {
IS_tspec *tspec = (IS_tspec *)obj;
proto_item_add_subtree(ti, rsvp_object_tree,
ETT_RSVP_SENDER_TSPEC);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
proto_tree_add_item(rsvp_object_tree, offset2, 1,
"Message format version: %d",
tspec->version>>4);
proto_tree_add_item(rsvp_object_tree, offset2+2, 2,
"Data length: %d words, not including header",
pntohs(pd+offset2+2));
proto_tree_add_item(rsvp_object_tree, offset2+4, 1,
"Service header: %d - %s",
tspec->service_header,
tspec->service_header==1 ?
"Default/global information (INTSRV_GENERAL)" :
"Unknown");
proto_tree_add_item(rsvp_object_tree, offset2+6, 2,
"Length of service %d data: %d words, "
"not including header",
tspec->service_header,
pntohs(pd+offset2+6)>>12);
/* Token bucket TSPEC */
proto_tree_add_item(rsvp_object_tree, offset2+8, 1,
"Parameter ID: %d - %s",
tspec->param_id,
tspec->param_id==127 ? "Token Bucket TSpec" :
"Unknown");
proto_tree_add_item(rsvp_object_tree, offset2+9, 1,
"Parameter %d flags: %d",
tspec->param_id, tspec->flags_tspec);
proto_tree_add_item(rsvp_object_tree, offset2+10, 2,
"Length of parameter %d data: %d words, "
"not including header",
tspec->param_id,
pntohs(pd+offset2+10));
proto_tree_add_item(rsvp_object_tree, offset2+12, 4,
"Token bucket rate: %ld",
ieee_to_long(pd+offset2+12));
proto_tree_add_item(rsvp_object_tree, offset2+16, 4,
"Token bucket size: %ld",
ieee_to_long(pd+offset2+16));
proto_tree_add_item(rsvp_object_tree, offset2+20, 4,
"Peak data rate: %ld",
ieee_to_long(pd+offset2+20));
proto_tree_add_item(rsvp_object_tree, offset2+24, 4,
"Minimum policed unit: %d",
pntohl(pd+offset2+24));
proto_tree_add_item(rsvp_object_tree, offset2+28, 4,
"Maximum policed unit: %d",
pntohl(pd+offset2+28));
break;
}
case RSVP_CLASS_FLOWSPEC : {
IS_flowspec *flowspec = (IS_flowspec *)obj;
char *qos_str = match_strval(flowspec->service_header, qos_vals);
char *is_param_str = match_strval(flowspec->param_id, svc_vals);
proto_item_add_subtree(ti, rsvp_object_tree,
ETT_RSVP_FLOWSPEC);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
if (!qos_str) qos_str = "Unknown";
if (!is_param_str) is_param_str="Unknown";
proto_tree_add_item(rsvp_object_tree, offset2, 1,
"Message format version: %d",
flowspec->version>>4);
proto_tree_add_item(rsvp_object_tree, offset2+2, 2,
"Data length: %d words, not including header",
pntohs(pd+offset2+2));
proto_tree_add_item(rsvp_object_tree, offset2+4, 1,
"Service header: %d - %s",
flowspec->service_header, qos_str);
proto_tree_add_item(rsvp_object_tree, offset2+6, 2,
"Length of service %d data: %d words, "
"not including header",
flowspec->service_header,
pntohs(pd+offset2+6)>>12);
proto_tree_add_item(rsvp_object_tree, offset2+8, 1,
"Parameter ID: %d - %s",
flowspec->param_id, is_param_str);
proto_tree_add_item(rsvp_object_tree, offset2+9, 1,
"Parameter %d flags: %d",
flowspec->param_id, flowspec->flags_tspec);
proto_tree_add_item(rsvp_object_tree, offset2+10, 2,
"Length of parameter %d data: %d words, "
"not including header",
flowspec->param_id,
pntohs(pd+offset2+10));
proto_tree_add_item(rsvp_object_tree, offset2+12, 4,
"Token bucket rate: %ld",
ieee_to_long(pd+offset2+12));
proto_tree_add_item(rsvp_object_tree, offset2+16, 4,
"Token bucket size: %ld",
ieee_to_long(pd+offset2+16));
proto_tree_add_item(rsvp_object_tree, offset2+20, 4,
"Peak data rate: %ld",
ieee_to_long(pd+offset2+20));
proto_tree_add_item(rsvp_object_tree, offset2+24, 4,
"Minimum policed unit: %d",
pntohl(pd+offset2+24));
proto_tree_add_item(rsvp_object_tree, offset2+28, 4,
"Maximum policed unit: %d",
pntohl(pd+offset2+28));
if (flowspec->service_header!=QOS_GUARANTEED)
break;
/* Guaranteed-rate RSpec */
is_param_str = match_strval(flowspec->param_id_rspec, svc_vals);
if (!is_param_str) is_param_str="Unknown";
proto_tree_add_item(rsvp_object_tree, offset2+32, 1,
"Parameter ID: %d - %s",
flowspec->param_id, is_param_str);
proto_tree_add_item(rsvp_object_tree, offset2+33, 1,
"Parameter %d flags: %d",
flowspec->param_id, flowspec->flags_rspec);
proto_tree_add_item(rsvp_object_tree, offset2+34, 2,
"Length of parameter %d data: %d words, "
"not including header",
flowspec->param_id,
pntohs(pd+offset2+34));
proto_tree_add_item(rsvp_object_tree, offset2+36, 4,
"Rate: %ld",
ieee_to_long(pd+offset2+36));
proto_tree_add_item(rsvp_object_tree, offset2+40, 4,
"Slack term: %d",
pntohl(pd+offset2+40));
break;
}
case RSVP_CLASS_ADSPEC : {
proto_tree *adspec_tree;
service_hdr *shdr;
param_hdr *phdr;
char *str;
int tree_num;
mylen = obj_length;
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_ADSPEC);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
proto_tree_add_item(rsvp_object_tree, offset2, 1,
"Message format version: %d",
(*((unsigned char *)pd+offset2))>>4);
proto_tree_add_item(rsvp_object_tree, offset2+2, 2,
"Data length: %d words, not including header",
pntohs(pd+offset2+2));
offset2+=4;
tree_num=ETT_RSVP_ADSPEC_SUBTREE1;
mylen -= 4;
while (mylen > 4) {
shdr = (service_hdr *)(pd + offset2);
str = match_strval(shdr->service_num, adspec_services);
ti = proto_tree_add_item(rsvp_object_tree, offset2,
(pntohs(&shdr->length)+1)<<2,
str?str:"Unknown");
adspec_tree = proto_tree_new();
proto_item_add_subtree(ti, adspec_tree, tree_num++);
proto_tree_add_item(adspec_tree, offset2, 1,
"Service header %d - %s",
shdr->service_num, str);
proto_tree_add_item(adspec_tree, offset2+1, 1,
(shdr->break_bit&0x80)?
"Break bit set":"Break bit not set");
proto_tree_add_item(adspec_tree, offset2+2, 2,
"Data length: %d words, not including header",
pntohs(&shdr->length));
offset2+=4; i=(pntohs(&shdr->length)+1)<<2; mylen-=4;
while (i>4) {
phdr = (param_hdr *)(pd + offset2);
str = match_strval(phdr->id, adspec_params);
if (str) {
switch(phdr->id) {
case 4:
case 8:
case 10:
case 133:
case 134:
case 135:
case 136:
/* 32-bit unsigned integer */
proto_tree_add_item(adspec_tree, offset2,
(pntohs(&phdr->length)+1)<<2,
"%s - %lu (type %d, length %d)",
str,
(unsigned long)pntohl(&phdr->dataval),
phdr->id, pntohs(&phdr->length));
break;
case 6:
/* IEEE float */
proto_tree_add_item(adspec_tree, offset2,
(pntohs(&phdr->length)+1)<<2,
"%s - %lu (type %d, length %d)",
str,
ieee_to_long(&phdr->dataval),
phdr->id, pntohs(&phdr->length));
break;
default:
proto_tree_add_item(adspec_tree, offset2,
(pntohs(&phdr->length)+1)<<2,
"%s (type %d, length %d)",
str,
phdr->id, pntohs(&phdr->length));
}
} else {
proto_tree_add_item(adspec_tree, offset2,
(pntohs(&phdr->length)+1)<<2,
"Unknown (type %d, length %d)",
phdr->id, pntohs(&phdr->length));
}
offset2+=(pntohs(&phdr->length)+1)<<2;
i-=(pntohs(&phdr->length)+1)<<2;
mylen-=(pntohs(&phdr->length)+1)<<2;
}
}
break;
}
case RSVP_CLASS_INTEGRITY :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_INTEGRITY);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
goto default_class;
case RSVP_CLASS_POLICY :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_POLICY);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
goto default_class;
default :
proto_item_add_subtree(ti, rsvp_object_tree, ETT_RSVP_UNKNOWN_CLASS);
proto_tree_add_item(rsvp_object_tree, offset, 2, "Length: %d",
obj_length);
proto_tree_add_item(rsvp_object_tree, offset+2, 1,
"Class number: %d - %s",
obj->class, object_type);
default_class:
i = obj_length - sizeof(rsvp_object);
proto_tree_add_item(rsvp_object_tree, offset2, i,
"Data (%d bytes)", i);
break;
case RSVP_CLASS_NULL :
break;
}
offset += obj_length;
len += obj_length;
}
}
}

428
packet-rsvp.h Normal file
View File

@ -0,0 +1,428 @@
/**********************************************************************
*
* packet-rsvp.h
*
* (C) Ashok Narayanan <ashokn@cisco.com>
*
* $Id: packet-rsvp.h,v 1.1 1999/06/11 16:44:51 gram Exp $
*
* For license details, see the COPYING file with this distribution
*
**********************************************************************/
#ifndef PACKET_RSVP_H
#define PACKET_RSVP_H
/*
* RSVP message types
*/
typedef enum {
RSVP_MSG_PATH=1, RSVP_MSG_RESV, RSVP_MSG_PERR, RSVP_MSG_RERR,
RSVP_MSG_PTEAR, RSVP_MSG_RTEAR, RSVP_MSG_CONFIRM,
RSVP_MSG_RTEAR_CONFIRM=10
} rsvp_message_types;
static value_string message_type_vals[] = {
{RSVP_MSG_PATH, "PATH Message"},
{RSVP_MSG_RESV, "RESV Message"},
{RSVP_MSG_PERR, "PATH ERROR Message"},
{RSVP_MSG_RERR, "RESV ERROR Message"},
{RSVP_MSG_PTEAR, "PATH TEAR Message"},
{RSVP_MSG_RTEAR, "RESV TEAR Message"},
{RSVP_MSG_CONFIRM, "CONFIRM Message"},
{RSVP_MSG_RTEAR_CONFIRM, "RESV TEAR CONFIRM Message"}
};
/*
* RSVP classes
*/
#define MAX_RSVP_CLASS 15
enum rsvp_classes {
RSVP_CLASS_NULL=0,
RSVP_CLASS_SESSION,
RSVP_CLASS_HOP=3,
RSVP_CLASS_INTEGRITY,
RSVP_CLASS_TIME_VALUES,
RSVP_CLASS_ERROR,
RSVP_CLASS_SCOPE,
RSVP_CLASS_STYLE,
RSVP_CLASS_FLOWSPEC,
RSVP_CLASS_FILTER_SPEC,
RSVP_CLASS_SENDER_TEMPLATE,
RSVP_CLASS_SENDER_TSPEC,
RSVP_CLASS_ADSPEC,
RSVP_CLASS_POLICY,
RSVP_CLASS_CONFIRM
};
static value_string rsvp_class_vals[] = {
{RSVP_CLASS_NULL, "NULL object"},
{RSVP_CLASS_SESSION, "SESSION object"},
{RSVP_CLASS_HOP, "HOP object"},
{RSVP_CLASS_INTEGRITY, "INTEGRITY object"},
{RSVP_CLASS_TIME_VALUES, "TIME VALUES object"},
{RSVP_CLASS_ERROR, "ERROR object"},
{RSVP_CLASS_SCOPE, "SCOPE object"},
{RSVP_CLASS_STYLE, "STYLE object"},
{RSVP_CLASS_FLOWSPEC, "FLOWSPEC object"},
{RSVP_CLASS_FILTER_SPEC, "FILTER SPEC object"},
{RSVP_CLASS_SENDER_TEMPLATE, "SENDER TEMPLATE object"},
{RSVP_CLASS_SENDER_TSPEC, "SENDER TSPEC object"},
{RSVP_CLASS_ADSPEC, "ADSPEC object"},
{RSVP_CLASS_POLICY, "POLICY object"},
{RSVP_CLASS_CONFIRM, "CONFIRM object"}
};
/*
* RSVP error values
*/
enum rsvp_error_types {
RSVP_ERROR_CONFIRM = 0,
RSVP_ERROR_ADMISSION,
RSVP_ERROR_POLICY,
RSVP_ERROR_NO_PATH,
RSVP_ERROR_NO_SENDER,
RSVP_ERROR_CONFLICT_RESV_STYLE,
RSVP_ERROR_UNKNOWN_RESV_STYLE,
RSVP_ERROR_CONFLICT_DEST_PORTS,
RSVP_ERROR_CONFLICT_SRC_PORTS,
RSVP_ERROR_PREEMPTED=12,
RSVP_ERROR_UNKNOWN_CLASS,
RSVP_ERROR_UNKNOWN_C_TYPE,
RSVP_ERROR_TRAFFIC = 21,
RSVP_ERROR_TRAFFIC_SYSTEM,
RSVP_ERROR_SYSTEM
};
static value_string rsvp_error_vals[] = {
{RSVP_ERROR_CONFIRM, "Confirmation"},
{RSVP_ERROR_ADMISSION, "Admission Control Failure "},
{RSVP_ERROR_POLICY, "Policy Control Failure"},
{RSVP_ERROR_NO_PATH, "No PATH information for this RESV message"},
{RSVP_ERROR_NO_SENDER, "No sender information for this RESV message"},
{RSVP_ERROR_CONFLICT_RESV_STYLE, "Conflicting reservation styles"},
{RSVP_ERROR_UNKNOWN_RESV_STYLE, "Unknown reservation style"},
{RSVP_ERROR_CONFLICT_DEST_PORTS, "Conflicting destination ports"},
{RSVP_ERROR_CONFLICT_SRC_PORTS, "Conflicting source ports"},
{RSVP_ERROR_PREEMPTED, "Service preempted"},
{RSVP_ERROR_UNKNOWN_CLASS, "Unknown object class"},
{RSVP_ERROR_UNKNOWN_C_TYPE, "Unknown object C-type"},
{RSVP_ERROR_TRAFFIC, "Traffic Control Error"},
{RSVP_ERROR_TRAFFIC_SYSTEM, "Traffic Control System Error"}
};
/*
* Defines the reservation style plus style-specific information that
* is not a FLOWSPEC or FILTER_SPEC object, in a RESV message.
*/
#define RSVP_DISTINCT (1 << 3)
#define RSVP_SHARED (2 << 3)
#define RSVP_SHARING_MASK (RSVP_DISTINCT | RSVP_SHARED)
#define RSVP_SCOPE_WILD 1
#define RSVP_SCOPE_EXPLICIT 2
#define RSVP_SCOPE_MASK 0x07
#define RSVP_WF (RSVP_SHARED | RSVP_SCOPE_WILD)
#define RSVP_FF (RSVP_DISTINCT | RSVP_SCOPE_EXPLICIT)
#define RSVP_SE (RSVP_SHARED | RSVP_SCOPE_EXPLICIT)
static value_string style_vals[] = {
{ RSVP_WF, "Wildcard Filter" },
{ RSVP_FF, "Fixed Filter" },
{ RSVP_SE, "Shared-Explicit" }
};
/*
* Defines a desired QoS, in a RESV message.
*/
enum qos_service_type {
QOS_CONTROLLED_LOAD= 5, /* Controlled Load Service */
QOS_GUARANTEED = 2, /* Guaranteed service */
QOS_DEFAULT = 1, /* Default general parameters */
QOS_TSPEC = 0, /* Traffic specification */
QOS_UNSPECIFIED = -1 /* unspecified */
};
static value_string qos_vals[] = {
{ QOS_CONTROLLED_LOAD, "Controlled-load QoS" },
{ QOS_GUARANTEED, "Guaranteed rate QoS" },
{ QOS_DEFAULT, "Default general parameters" },
{ QOS_UNSPECIFIED, "Unspecified QoS" },
{ QOS_TSPEC, "Traffic specification" },
};
static value_string svc_vals[] = {
{ 127, "Token bucket TSpec" },
{ 130, "Guaranteed-rate RSpec" }
};
enum rsvp_spec_types { INTSRV = 2 };
enum intsrv_services {
INTSRV_GENERAL = 1,
INTSRV_GTD = 2,
INTSRV_CLOAD = 5
};
enum intsrv_field_name {
INTSRV_NON_IS_HOPS = 1, INTSRV_COMPOSED_NON_IS_HOPS,
INTSRV_IS_HOPS, INTSRV_COMPOSED_IS_HOPS,
INTSRV_PATH_BANDWIDTH, INTSRV_MIN_PATH_BANDWIDTH,
INTSRV_IF_LATENCY, INTSRV_PATH_LATENCY,
INTSRV_MTU, INTSRV_COMPOSED_MTU,
INTSRV_TOKEN_BUCKET_TSPEC = 127,
INTSRV_GTD_RSPEC = 130,
INTSRV_DELAY = 131, /* Gtd Parameter C - Max Delay Bound - bytes */
INTSRV_MAX_JITTER, /* Gtd Parameter D - Max Jitter */
INTSRV_E2E_DELAY, /* Gtd Parameter Ctot */
INTSRV_E2E_MAX_JITTER, /* Gtd Parameter Dtot */
INTSRV_SHP_DELAY, /* Gtd Parameter Csum */
INTSRV_SHP_MAX_JITTER /* Gtd Parameter Dsum */
};
/*------------------------------*
* Object definitions
*------------------------------*/
/*
* Base RSVP object
*/
typedef struct {
unsigned short length;
unsigned char class;
unsigned char type;
unsigned char data[0];
} rsvp_object;
/*
* RSVP message header
*/
typedef struct {
unsigned char ver_flags; /* RSVP Version & flags */
unsigned char message_type; /* type of message */
unsigned short cksum; /* IP Checksum */
unsigned char sending_ttl; /* ttl of message */
unsigned char reserved_byte; /* reserved */
unsigned short rsvp_length; /* length of RSVP data */
rsvp_object rsvp_first_object[0];
} rsvp_header;
/*
* NULL object
*/
typedef struct {
rsvp_object base;
} rsvp_null;
/*
* SESSION object
*/
typedef struct {
rsvp_object base;
unsigned long destination;
unsigned char protocol;
unsigned char flags;
unsigned short port;
} rsvp_session_ipv4;
typedef struct {
rsvp_object base;
struct e_in6_addr destination;
unsigned char protocol;
unsigned char flags;
unsigned short port;
} rsvp_session_ipv6;
/*
* HOP object
* Can be a PHOP or a NHOP
*/
typedef struct {
rsvp_object base;
unsigned long neighbor;
unsigned long lif_handle;
} rsvp_hop_ipv4;
typedef struct {
rsvp_object base;
struct e_in6_addr neighbor;
unsigned long lif_handle;
} rsvp_hop_ipv6;
/*
* TIME_VALUES object
*/
typedef struct {
rsvp_object base;
long refresh_ms;
} rsvp_time_values;
/*
* ERROR object
*/
typedef struct {
rsvp_object base;
unsigned long error_node;
unsigned char flags;
unsigned char error_code;
unsigned short error_value;
} rsvp_error_ipv4;
typedef struct {
rsvp_object base;
struct e_in6_addr error_node;
unsigned char flags;
unsigned char error_code;
unsigned short error_value;
} rsvp_error_ipv6;
/*
* CONFIRM object
*/
typedef struct {
rsvp_object base;
unsigned long receiver;
} rsvp_confirm_ipv4;
typedef struct {
rsvp_object base;
struct e_in6_addr receiver;
} rsvp_confirm_ipv6;
/*
* SCOPE object
*/
typedef struct {
rsvp_object base;
unsigned long source[0];
} rsvp_scope;
/*
* STYLE object
*/
typedef struct {
rsvp_object base;
unsigned long reservation_type;
} rsvp_style;
/*
* Defines a subset of session data packets that should receive the
* desired QoS (specified by an FLOWSPEC object), in a RESV message.
*/
typedef struct {
rsvp_object base;
unsigned long source; /* source sending data */
unsigned short unused;
unsigned short udp_source_port; /* port number */
} rsvp_filter_ipv4;
/*
* Contains a sender IP address and perhaps some additional
* demultiplexing information to identify a sender, in a PATH
* message.
*/
typedef struct {
rsvp_object base;
unsigned long source; /* source sending data */
unsigned short __reserved;
unsigned short source_port; /* port number */
} rsvp_template_ipv4;
typedef struct {
rsvp_object base;
struct e_in6_addr source; /* source sending data */
unsigned short __reserved;
unsigned short source_port; /* port number */
} rsvp_template_ipv6;
/*
* Subobjects for Integrated Services
*/
typedef struct {
rsvp_object base;
unsigned char version;
unsigned char __reserved_;
unsigned short length_in_words;
unsigned char service_header;
unsigned char _reserved;
unsigned short service_length;
unsigned char param_id;
unsigned char flags_tspec;
unsigned short parameter_length;
unsigned long rate;
unsigned long depth;
unsigned long peak;
unsigned long min_unit;
unsigned long max_unit;
} IS_tspec; /* RFC2210 */
typedef struct {
rsvp_object base;
unsigned char version;
unsigned char __reserved_;
unsigned short length_in_words;
unsigned char service_header;
unsigned char _reserved;
unsigned short service_length;
unsigned char param_id;
unsigned char flags_tspec;
unsigned short parameter_length;
unsigned long rate;
unsigned long depth;
unsigned long peak;
unsigned long min_unit;
unsigned long max_unit;
unsigned char param_id_rspec;
unsigned char flags_rspec;
unsigned short param2_length;
unsigned long requested_rate;
unsigned long slack;
} IS_flowspec; /* RFC 2210 */
/*
* ADSPEC objects */
typedef struct {
unsigned char service_num;
unsigned char break_bit;
unsigned short length;
} service_hdr;
static value_string adspec_services[] = {
{1, "Default General Parameters"},
{2, "Guaranteed"},
{5, "Controlled Load"},
};
typedef struct {
unsigned char id;
unsigned char flags;
unsigned short length;
unsigned long dataval;
} param_hdr;
static value_string adspec_params[] = {
{4, "IS Hop Count"},
{6, "Path b/w estimate"},
{8, "Minimum path latency"},
{10, "Composed MTU"},
{133, "End-to-end composed value for C"},
{134, "End-to-end composed value for D"},
{135, "Since-last-reshaping point composed C"},
{136, "Since-last-reshaping point composed D"},
};
#endif

24
packet.h
View File

@ -1,7 +1,7 @@
/* packet.h
* Definitions for packet disassembly structures and routines
*
* $Id: packet.h,v 1.57 1999/06/11 15:30:40 gram Exp $
* $Id: packet.h,v