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/* packet-pcep.c
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* Routines for PCEP packet disassembly
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* draft - ietf - pce - pcep - 09
* draft - ietf - pce - pcep - xro - 02
* See also RFC 4655 and RFC 4657
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*
* ( c ) Copyright 2007 Silvia Cristina Tejedor < silviacristina . tejedor @ gmail . com >
*
* $ Id $
*
* Wireshark - Network traffic analyzer
* By Gerald Combs < gerald @ wireshark . 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 .
*/
# ifdef HAVE_CONFIG_H
# include "config.h"
# endif
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
# include <glib.h>
# include <epan/packet.h>
# include <epan/dissectors/packet-tcp.h>
# include "packet-frame.h"
/*differents types of objects*/
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# define PCEP_OPEN_OBJ 1
# define PCEP_RP_OBJ 2
# define PCEP_NO_PATH_OBJ 3
# define PCEP_END_POINT_OBJ 4
# define PCEP_BANDWIDTH_OBJ 5
# define PCEP_METRIC_OBJ 6
# define PCEP_EXPLICIT_ROUTE_OBJ 7
# define PCEP_RECORD_ROUTE_OBJ 8
# define PCEP_LSPA_OBJ 9
# define PCEP_IRO_OBJ 10
# define PCEP_SVEC_OBJ 11
# define PCEP_NOTIFICATION_OBJ 12
# define PCEP_PCEP_ERROR_OBJ 13
# define PCEP_LOAD_BALANCING_OBJ 14
# define PCEP_CLOSE_OBJ 15
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# define NO_DEFINED_OBJ 16
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# define PCEP_XRO_OBJ 17
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/*Subobjects of EXPLICIT ROUTE Object*/
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# define PCEP_SUB_IPv4 1
# define PCEP_SUB_IPv6 2
# define PCEP_SUB_LABEL_CONTROL 3
# define PCEP_SUB_UNNUMB_INTERFACE_ID 4
# define PCEP_SUB_SRLG 5
# define PCEP_SUB_AUTONOMOUS_SYS_NUM 32
# define PCEP_SUB_EXRS 33
# define PCEP_SUB_AUTONOMOUS_SYS_NUM_XRO 4
# define PCEP_SUB_UNNUMB_INTERFACE_ID_XRO 3
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/*Possible values of the NI in the NO-PATH object*/
# define NO_SATISFYING 0
# define CHAIN_BROKEN 1
/*Possible values of "Type (T)" in the METRIC object */
# define NO_DEFINED 0
# define IGP_METRIC 1
# define TE_METRIC 2
# define HOP_COUNTS 3
/*Possible values of L in the ERO and IRO objects */
# define STRICT_HOP 0
# define LOOSE_HOP 1
/*Possible values of U in the ERO and RRO objects */
# define DOWNSTREAM_LABEL 0
# define UPSTREAM_LABEL 1
/*Possible values of Notification Type */
# define NOT_REQ_CANCEL 1
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# define PCEP_CONGESTION 2
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/*Possible values of Notification Value for NT=1*/
# define NOTI_PCC_CANCEL_REQ 1
# define NOTI_PCE_CANCEL_REQ 2
/*Possible values of Notification Value for NT=2*/
# define NOTI_PCE_CONGEST 1
# define NOTI_PCE_NO_CONGEST 2
/*Possible types of errors */
# define ESTABLISH_FAILURE 1
# define CAP_NOT_SUPPORTED 2
# define UNKNOWN_OBJ 3
# define NOT_SUPP_OBJ 4
# define POLICY_VIOLATION 5
# define MANDATORY_OBJ_MIS 6
# define SYNCH_PCREQ_MIS 7
# define UNKNOWN_REQ_REF 8
# define ATTEMPT_2_SESSION 9
# define UNRECO_IRO_SUBOBJ 11
# define UNRECO_EXRS_SUBOBJ 12
/*Different values of errors type=1*/
# define RX_MALFORM_PKT 1
# define NO_OPEN_MSG 2
# define UNACEP_NO_NEGO_SSESION 3
# define UNACEP_NEG_SESSION 4
# define TWO_OPEN_MSG_UNACEP 5
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# define RX_PCEPERR_UNACEP_SESSION 6
# define NO_KEEPALIVE_PCEPERR 7
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/*Different values of errors type=3*/
# define UNRECON_OBJ_CLASS 1
# define UNRECON_OBJ_TYPE 2
/*Different values of errors type=4*/
# define NO_SUPP_OBJ 1
# define NO_SUPP_TYPE 2
/*Different values of errors type=5*/
# define C_METRIC_SET 1
# define O_OBJ_SET 2
/*Different values of errors type=6*/
# define RP_OBJ_MISS 1
# define RRO_OBJ_MISS 2
# define END_POINT_OBJ_MISS 3
/*Different values of Reason in the CLOSE object */
# define NO_EXP_PROV 1
# define DEADTIME_PROV 2
# define RECEP_MALFORM_MSG 3
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/*Different values of Attribute in the XRO object */
# define ATTR_INTERFACE 0
# define ATTR_NODE 1
# define ATTR_SRLG 2
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/*Mask for the flags of HEADER of Messages*/
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# define PCEP_HDR_MSG_RESERVED 0x1f
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/*Mask for the type of HEADER of Objects*/
# define MASK_OBJ_TYPE 0xF0
/*Mask for the flags of HEADER of Objects*/
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# define PCEP_HDR_OBJ_RESERVED 0x0C
# define PCEP_HDR_OBJ_P 0x02
# define PCEP_HDR_OBJ_I 0x01
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/*Mask for the flags of OPEN Object*/
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# define PCEP_OPEN_RES 0x1F
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/*Mask for the flags of RP Object*/
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# define PCEP_RP_PRI 0x000007
# define PCEP_RP_R 0x000008
# define PCEP_RP_B 0x000010
# define PCEP_RP_O 0x000020
# define PCEP_RP_RESERVED 0xFFFFC0
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/*Mask for the flags of NO PATH Object*/
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# define PCEP_NO_PATH_C 0x8000
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/*Mask for the flags of METRIC Object*/
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# define PCEP_METRIC_C 0x01
# define PCEP_METRIC_B 0x02
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/*Mask for the flags of LSPA Object*/
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# define PCEP_LSPA_L 0x01
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/* Mask to differentiate the value of L and Type (Explicit Object)*/
# define Mask_L 0x80
# define Mask_Type 0x7f
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# define TCP_PORT_PCEP 1010
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# define IPv4 1
# define IPv6 2
/*Mask for the flags os SVEC Object*/
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# define PCEP_SVEC_L 0x000001
# define PCEP_SVEC_N 0x000002
# define PCEP_SVEC_S 0x000004
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/*Mask for the flags of XRO Object*/
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# define PCEP_XRO_F 0x0001
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/*Mask for the flags of IPv4, IPv6 and UNnumbered InterfaceID Subobjects of RRO Object*/
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# define PCEP_SUB_LPA 0x01
# define PCEP_SUB_LPU 0x02
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/*Mask for the flags of Label SubObject*/
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# define PCEP_SUB_LABEL_GL 0x01
static int proto_pcep = - 1 ;
static gint ett_pcep = - 1 ;
static gint ett_pcep_hdr = - 1 ;
static gint pcep_hdr_msg_flags_reserved = - 1 ;
static gint pcep_hdr_obj_flags_reserved = - 1 ;
static gint pcep_hdr_obj_flags_p = - 1 ;
static gint pcep_hdr_obj_flags_i = - 1 ;
static gint ett_pcep_obj_open = - 1 ;
static gint pcep_open_flags_res = - 1 ;
static gint ett_pcep_obj_request_parameters = - 1 ;
static gint pcep_rp_flags_pri = - 1 ;
static gint pcep_rp_flags_r = - 1 ;
static gint pcep_rp_flags_b = - 1 ;
static gint pcep_rp_flags_o = - 1 ;
static gint pcep_rp_flags_reserved = - 1 ;
static gint ett_pcep_obj_no_path = - 1 ;
static gint pcep_no_path_flags_c = - 1 ;
static gint ett_pcep_obj_end_point = - 1 ;
static gint ett_pcep_obj_bandwidth = - 1 ;
static gint ett_pcep_obj_metric = - 1 ;
static gint pcep_metric_flags_c = - 1 ;
static gint pcep_metric_flags_b = - 1 ;
static gint ett_pcep_obj_explicit_route = - 1 ;
static gint ett_pcep_obj_record_route = - 1 ;
static gint ett_pcep_obj_lspa = - 1 ;
static gint pcep_lspa_flags_l = - 1 ;
static gint ett_pcep_obj_iro = - 1 ;
static gint ett_pcep_obj_svec = - 1 ;
static gint pcep_svec_flags_l = - 1 ;
static gint pcep_svec_flags_n = - 1 ;
static gint pcep_svec_flags_s = - 1 ;
static gint ett_pcep_obj_notification = - 1 ;
static gint ett_pcep_obj_error = - 1 ;
static gint ett_pcep_obj_load_balancing = - 1 ;
static gint ett_pcep_obj_close = - 1 ;
static gint ett_pcep_obj_xro = - 1 ;
static gint pcep_xro_flags_f = - 1 ;
static gint pcep_subobj_flags_lpa = - 1 ;
static gint pcep_subobj_flags_lpu = - 1 ;
static gint pcep_subobj_label_flags_gl = - 1 ;
static gint ett_pcep_obj_unknown = - 1 ;
/* PCEP message types.*/
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typedef enum {
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PCEP_MSG_NO_VALID ,
PCEP_MSG_OPEN ,
PCEP_MSG_KEEPALIVE ,
PCEP_MSG_PATH_COMPUTATION_REQUEST ,
PCEP_MSG_PATH_COMPUTATION_REPLY ,
PCEP_MSG_NOTIFICATION ,
PCEP_MSG_ERROR ,
PCEP_MSG_CLOSE
} pcep_message_types ;
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static const value_string message_type_vals [ ] = {
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{ PCEP_MSG_OPEN , " OPEN MESSAGE " } ,
{ PCEP_MSG_KEEPALIVE , " KEEPALIVE MESSAGE " } ,
{ PCEP_MSG_PATH_COMPUTATION_REQUEST , " PATH COMPUTATION REQUEST MESSAGE " } ,
{ PCEP_MSG_PATH_COMPUTATION_REPLY , " PATH COMPUTATION REPLY MESSAGE " } ,
{ PCEP_MSG_NOTIFICATION , " NOTIFICATION MESSAGE " } ,
{ PCEP_MSG_ERROR , " ERROR MESSAGE " } ,
{ PCEP_MSG_CLOSE , " CLOSE MESSAGE " } ,
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{ 0 , NULL }
} ;
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static const value_string pcep_class_vals [ ] = {
{ PCEP_OPEN_OBJ , " OPEN OBJECT " } ,
{ PCEP_RP_OBJ , " RP OBJECT " } ,
{ PCEP_NO_PATH_OBJ , " NO-PATH OBJECT " } ,
{ PCEP_END_POINT_OBJ , " END-POINT OBJECT " } ,
{ PCEP_BANDWIDTH_OBJ , " BANDWIDTH OBJECT " } ,
{ PCEP_METRIC_OBJ , " METRIC OBJECT " } ,
{ PCEP_EXPLICIT_ROUTE_OBJ , " EXPLICIT ROUTE OBJECT (ERO) " } ,
{ PCEP_RECORD_ROUTE_OBJ , " RECORD ROUTE OBJECT (RRO) " } ,
{ PCEP_LSPA_OBJ , " LSPA OBJECT " } ,
{ PCEP_IRO_OBJ , " IRO OBJECT " } ,
{ PCEP_SVEC_OBJ , " SVEC OBJECT " } ,
{ PCEP_NOTIFICATION_OBJ , " NOTIFICATION OBJECT " } ,
{ PCEP_PCEP_ERROR_OBJ , " PCEP ERROR OBJECT " } ,
{ PCEP_LOAD_BALANCING_OBJ , " LOAD BALANCING OBJECT " } ,
{ PCEP_CLOSE_OBJ , " CLOSE OBJECT " } ,
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{ NO_DEFINED_OBJ , " Non Defined OBJECT " } ,
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{ PCEP_XRO_OBJ , " EXCLUDE ROUTE OBJECT (XRO) " } ,
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{ 0 , NULL }
} ;
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static const value_string pcep_subobj_vals [ ] = {
{ PCEP_SUB_IPv4 , " SUBOBJECT IPv4 " } ,
{ PCEP_SUB_IPv6 , " SUBOBJECT IPv6 " } ,
{ PCEP_SUB_LABEL_CONTROL , " SUBOBJECT LABEL " } ,
{ PCEP_SUB_UNNUMB_INTERFACE_ID , " SUBOBJECT UNNUMBERED INTERFACE-ID " } ,
{ PCEP_SUB_SRLG , " SUBOBJECT SRLG " } ,
{ PCEP_SUB_AUTONOMOUS_SYS_NUM , " SUBOBJECT AUTONOMOUS SYSTEM NUMBER " } ,
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{ 0 , NULL }
} ;
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static const value_string pcep_subobj_xro_vals [ ] = {
{ PCEP_SUB_IPv4 , " SUBOBJECT IPv4 " } ,
{ PCEP_SUB_IPv6 , " SUBOBJECT IPv6 " } ,
{ PCEP_SUB_UNNUMB_INTERFACE_ID_XRO , " SUBOBJECT UNNUMBERED INTERFACE-ID " } ,
{ PCEP_SUB_AUTONOMOUS_SYS_NUM_XRO , " SUBOBJECT AUTONOMOUS SYSTEM NUMBER " } ,
{ PCEP_SUB_SRLG , " SUBOBJECT SRLG " } ,
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{ 0 , NULL }
} ;
/*In the NO-PATH Object the two different possibilities that NI can have*/
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static const value_string pcep_no_path_obj_vals [ ] = {
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{ NO_SATISFYING , " Nature of Issue: No path satisfying the set of constraints could be found (0x0) " } ,
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{ CHAIN_BROKEN , " Nature of Issue: PCEP Chain Broken (0x1) " } ,
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{ 0 , NULL }
} ;
/*Different values of "Type (T)" in the METRIC Obj */
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static const value_string pcep_metric_obj_vals [ ] = {
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{ NO_DEFINED , " Type not defined " } ,
{ IGP_METRIC , " Type: IGP Metric (T=1) " } ,
{ TE_METRIC , " Type: TE Metric (T=2) " } ,
{ HOP_COUNTS , " Type: Hop Counts (T=3) " } ,
{ 0 , NULL }
} ;
/*Different values for (L) in the ERO and IRO Objs */
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static const value_string pcep_route_l_obj_vals [ ] = {
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{ STRICT_HOP , " L=0 Strict Hop in the Explicit Route " } ,
{ LOOSE_HOP , " L=1 Loose Hop in the Explicit Route " } ,
{ 0 , NULL }
} ;
/*Different values of the direction of the label (U) in the ERO and RRO Objs */
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static const value_string pcep_route_u_obj_vals [ ] = {
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{ DOWNSTREAM_LABEL , " U=0 S Downstream Label " } ,
{ UPSTREAM_LABEL , " U=1 Upstream Label " } ,
{ 0 , NULL }
} ;
/*Values of Notification type*/
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static const value_string pcep_notification_types_vals [ ] = {
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{ NOT_REQ_CANCEL , " Pending Request Cancelled " } ,
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{ PCEP_CONGESTION , " PCE Congestion " } ,
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{ 0 , NULL }
} ;
/*Values of Notification value for Notification Type=1*/
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static const value_string pcep_notification_values1_vals [ ] = {
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{ NOTI_PCC_CANCEL_REQ , " PCC Cancels a set of Pending Request (s) " } ,
{ NOTI_PCE_CANCEL_REQ , " PCE Cancels a set of Pending Request (s) " } ,
{ 0 , NULL }
} ;
/*Values of Notification value for Notification Type=2*/
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static const value_string pcep_notification_values2_vals [ ] = {
{ NOTI_PCE_CONGEST , " PCE in Congested State " } ,
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{ NOTI_PCE_NO_CONGEST , " PCE no Longer in Congested state " } ,
{ 0 , NULL }
} ;
/*Values of different types of errors*/
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static const value_string pcep_error_types_obj_vals [ ] = {
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{ ESTABLISH_FAILURE , " 1 PCEP Session Establishment Failure " } ,
{ CAP_NOT_SUPPORTED , " 2 Capability non supported " } ,
{ UNKNOWN_OBJ , " 3 Unknown Object " } ,
{ NOT_SUPP_OBJ , " 4 Not Supported Object " } ,
{ POLICY_VIOLATION , " 5 Policy Violation " } ,
{ MANDATORY_OBJ_MIS , " 6 Mandatory Object Missing " } ,
{ SYNCH_PCREQ_MIS , " 7 Synchronized Path Computation Request Missing " } ,
{ UNKNOWN_REQ_REF , " 8 Unknown Request Reference " } ,
{ ATTEMPT_2_SESSION , " 9 Attempt to Establish a Second PCEP Session " } ,
{ UNRECO_IRO_SUBOBJ , " 11 Unrecognized IRO Subobject " } ,
{ UNRECO_EXRS_SUBOBJ , " 12 Unrecognized EXRS Subobject " } ,
{ 0 , NULL }
} ;
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static const value_string pcep_close_reason_obj_vals [ ] = {
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{ NO_DEFINED , " Reason = 0 no defined " } ,
{ NO_EXP_PROV , " Reason = 1 No Explanation Provided " } ,
{ DEADTIME_PROV , " Reason = 2 Deadtime Expired " } ,
{ RECEP_MALFORM_MSG , " Reason = 3 Reception of a Malformed PCEP Message " } ,
{ 0 , NULL }
} ;
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static const value_string pcep_xro_attribute_obj_vals [ ] = {
{ ATTR_INTERFACE , " Attribute = 0 Interface " } ,
{ ATTR_NODE , " Attribute = 1 Node " } ,
{ ATTR_SRLG , " Attribute = 2 SRLG " } ,
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{ 0 , NULL }
} ;
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/* The PCEP filtering keys */
enum pcep_filter_keys {
PCEPF_MSG ,
PCEPF_OPEN ,
PCEPF_KEEPALIVE ,
PCEPF_PATH_COMPUTATION_REQUEST ,
PCEPF_PATH_COMPUTATION_REPLY ,
PCEPF_NOTIFICATION ,
PCEPF_ERROR ,
PCEPF_CLOSE ,
PCEPF_OBJECT_CLASS ,
PCEPF_OBJ_OPEN ,
PCEPF_OBJ_RP ,
PCEPF_OBJ_NO_PATH ,
PCEPF_OBJ_END_POINT ,
PCEPF_OBJ_BANDWIDTH ,
PCEPF_OBJ_METRIC ,
PCEPF_OBJ_EXPLICIT_ROUTE ,
PCEPF_OBJ_RECORD_ROUTE ,
PCEPF_OBJ_LSPA ,
PCEPF_OBJ_IRO ,
PCEPF_OBJ_SVEC ,
PCEPF_OBJ_NOTIFICATION ,
PCEPF_NOTI_TYPE ,
PCEPF_NOTI_VAL1 ,
PCEPF_NOTI_VAL2 ,
PCEPF_OBJ_PCEP_ERROR ,
PCEPF_ERROR_TYPE ,
PCEPF_OBJ_LOAD_BALANCING ,
PCEPF_OBJ_CLOSE ,
PCEPF_OBJ_XRO ,
PCEPF_SUBOBJ ,
PCEPF_SUBOBJ_IPv4 ,
PCEPF_SUBOBJ_IPv6 ,
PCEPF_SUBOBJ_LABEL_CONTROL ,
PCEPF_SUBOBJ_UNNUM_INTERFACEID ,
PCEPF_SUBOBJ_AUTONOMOUS_SYS_NUM ,
PCEPF_SUBOBJ_SRLG ,
PCEPF_SUBOBJ_EXRS ,
PCEPF_SUBOBJ_XRO ,
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PCEPF_SUB_XRO_ATTRIB ,
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PCEPF_MAX
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} ;
/*Registering data structures*/
static gint * ett [ ] = {
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& ett_pcep ,
& ett_pcep_hdr ,
& ett_pcep_obj_open ,
& ett_pcep_obj_request_parameters ,
& ett_pcep_obj_no_path ,
& ett_pcep_obj_end_point ,
& ett_pcep_obj_bandwidth ,
& ett_pcep_obj_metric ,
& ett_pcep_obj_explicit_route ,
& ett_pcep_obj_record_route ,
& ett_pcep_obj_lspa ,
& ett_pcep_obj_iro ,
& ett_pcep_obj_svec ,
& ett_pcep_obj_notification ,
& ett_pcep_obj_error ,
& ett_pcep_obj_load_balancing ,
& ett_pcep_obj_close ,
& ett_pcep_obj_xro ,
& ett_pcep_obj_unknown
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} ;
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/*Registering data structures*/
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static int pcep_filter [ PCEPF_MAX ] ;
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# define OBJ_HDR_LEN 4 /* length of object header */
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static void
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dissect_pcep_tlvs ( proto_tree * pcep_obj , tvbuff_t * tvb , int offset , gint length , gint ett_pcep_obj )
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{
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proto_tree * tlv ;
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proto_item * ti ;
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guint16 tlv_length ;
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guint16 tlv_type ;
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int j ;
int m = 0 ;
int padding = 0 ;
for ( j = 0 ; j < length ; j + = 4 + tlv_length + padding ) {
m = m + 1 ;
tlv_type = tvb_get_ntohs ( tvb , offset + j ) ;
tlv_length = tvb_get_ntohs ( tvb , offset + j + 2 ) ;
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ti = proto_tree_add_text ( pcep_obj , tvb , offset + j , tlv_length + 4 , " TLV %u " , m ) ;
tlv = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
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proto_tree_add_text ( tlv , tvb , offset + j , 2 , " Type: %u " , tlv_type ) ;
proto_tree_add_text ( tlv , tvb , offset + 2 + j , 2 , " Length: %u " , tlv_length ) ;
proto_tree_add_text ( tlv , tvb , offset + 4 + j , tlv_length , " Data: %s " ,
bytestring_to_str ( tvb_get_ptr ( tvb , ( offset ) + 4 + j , tlv_length ) , tlv_length , ' ' ) ) ;
padding = ( 4 - ( tlv_length % 4 ) ) % 4 ;
if ( padding ! = 0 ) {
proto_tree_add_text ( tlv , tvb , offset + 4 + j + tlv_length , padding , " Padding: %s " ,
bytestring_to_str ( tvb_get_ptr ( tvb , ( offset ) + 4 + j + tlv_length , padding ) , padding , ' ' ) ) ;
}
}
}
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/*------------------------------------------------------------------------------
* SUBOBJECTS
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
static void
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dissect_subobj_ipv4 ( proto_tree * pcep_subobj_tree , tvbuff_t * tvb , int offset , int obj_class , gint ett_pcep_obj , guint l_and_or_type , guint length )
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{
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proto_tree * pcep_subobj_ipv4 ;
proto_tree * pcep_subobj_ipv4_flags ;
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proto_item * ti ;
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guint8 prefix_length ;
guint8 resvd ;
guint l ;
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prefix_length = tvb_get_guint8 ( tvb , offset + 6 ) ;
resvd = tvb_get_guint8 ( tvb , offset + 7 ) ;
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ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_IPv4 ] , tvb , offset , length , FALSE ) ;
pcep_subobj_ipv4 = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
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if ( length ! = 8 ) {
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proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset , length ,
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" Bad IPv4 subobject: length %u != 8 " , length ) ;
return ;
}
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switch ( obj_class ) {
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case PCEP_EXPLICIT_ROUTE_OBJ :
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l = ( l_and_or_type & Mask_L ) > > 7 ;
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proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset , 1 , " %s " , val_to_str ( l , pcep_route_l_obj_vals , " Unknown Object (%u). " ) ) ;
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proto_tree_add_uint ( pcep_subobj_ipv4 , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 2 , 4 , " IPv4 Address: (%s) " , ip_to_str ( tvb_get_ptr ( tvb , offset + 2 , 4 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 6 , 1 , " Prefix Length: %u " , prefix_length ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 7 , 1 , " Padding: 0x%02x " , resvd ) ;
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break ;
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case PCEP_RECORD_ROUTE_OBJ :
proto_tree_add_uint ( pcep_subobj_ipv4 , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , l_and_or_type ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 2 , 4 , " IPv4 Address: (%s) " , ip_to_str ( tvb_get_ptr ( tvb , offset + 2 , 4 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 6 , 1 , " Prefix Length: %u " , prefix_length ) ;
ti = proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 7 , 1 , " Flags: 0x%02x " , resvd ) ;
pcep_subobj_ipv4_flags = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
proto_tree_add_boolean ( pcep_subobj_ipv4_flags , pcep_subobj_flags_lpa , tvb , offset + 7 , 1 , resvd ) ;
proto_tree_add_boolean ( pcep_subobj_ipv4_flags , pcep_subobj_flags_lpu , tvb , offset + 7 , 1 , resvd ) ;
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break ;
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case PCEP_IRO_OBJ :
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset , 1 , " l: %x " , ( l_and_or_type & 0x80 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_ipv4 , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 2 , 4 , " IPv4 Address: (%s) " , ip_to_str ( tvb_get_ptr ( tvb , offset + 2 , 4 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 6 , 1 , " Prefix Length: %u " , prefix_length ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 7 , 1 , " Padding: 0x%02x " , resvd ) ;
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break ;
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case PCEP_XRO_OBJ :
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset , 1 , " X: %x " , ( l_and_or_type & 0x01 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_ipv4 , pcep_filter [ PCEPF_SUBOBJ_XRO ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset , 1 , " Type: %u " , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 2 , 4 , " IPv4 Address: (%s) " , ip_to_str ( tvb_get_ptr ( tvb , offset + 2 , 4 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 6 , 1 , " Prefix Length: %u " , prefix_length ) ;
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proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset + 7 , 1 , " %s " , val_to_str ( resvd , pcep_xro_attribute_obj_vals , " Unknown Attribute (%u). " ) ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_subobj_ipv4 , tvb , offset , 8 , " Non defined subobject for this object " ) ;
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break ;
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}
}
static void
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dissect_subobj_ipv6 ( proto_tree * pcep_subobj_tree , tvbuff_t * tvb , int offset , int obj_class , gint ett_pcep_obj , guint l_and_or_type , guint length )
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{
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proto_tree * pcep_subobj_ipv6 ;
proto_tree * pcep_subobj_ipv6_flags ;
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proto_item * ti ;
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guint8 prefix_length ;
guint8 resv ;
int l ;
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prefix_length = tvb_get_guint8 ( tvb , offset + 18 ) ;
resv = tvb_get_guint8 ( tvb , offset + 19 ) ;
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ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_IPv6 ] , tvb , offset , length , FALSE ) ;
pcep_subobj_ipv6 = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
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if ( length ! = 20 ) {
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proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset , length ,
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" Bad IPv6 subobject: length %u != 20 " , length ) ;
return ;
}
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switch ( obj_class ) {
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case PCEP_EXPLICIT_ROUTE_OBJ :
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l = ( l_and_or_type & Mask_L ) > > 7 ;
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proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset , 1 , " %s " , val_to_str ( l , pcep_route_l_obj_vals , " Unknown Object (%u). " ) ) ;
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proto_tree_add_uint ( pcep_subobj_ipv6 , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 2 , 16 , " IPv6 Address: %s " , ip6_to_str ( ( const struct e_in6_addr * ) tvb_get_ptr ( tvb , offset + 2 , 16 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 18 , 1 , " Prefix Length: %u " , prefix_length ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 19 , 1 , " Padding: 0x%02x " , resv ) ;
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break ;
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case PCEP_RECORD_ROUTE_OBJ :
proto_tree_add_uint ( pcep_subobj_ipv6 , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , l_and_or_type ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 2 , 16 , " IPv6 Address: %s " , ip6_to_str ( ( const struct e_in6_addr * ) tvb_get_ptr ( tvb , offset + 2 , 16 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 18 , 1 , " Prefix Length: %u " , prefix_length ) ;
ti = proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 19 , 1 , " Flags: 0x%02x " , resv ) ;
pcep_subobj_ipv6_flags = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
proto_tree_add_boolean ( pcep_subobj_ipv6_flags , pcep_subobj_flags_lpa , tvb , offset + 19 , 1 , resv ) ;
proto_tree_add_boolean ( pcep_subobj_ipv6_flags , pcep_subobj_flags_lpu , tvb , offset + 19 , 1 , resv ) ;
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break ;
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case PCEP_IRO_OBJ :
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset , 1 , " l: %x " , ( l_and_or_type & 0x80 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_ipv6 , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 2 , 16 , " IPv6 Address: %s " , ip6_to_str ( ( const struct e_in6_addr * ) tvb_get_ptr ( tvb , offset + 2 , 16 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 18 , 1 , " Prefix Length: %u " , prefix_length ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 19 , 1 , " Padding: 0x%02x " , resv ) ;
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break ;
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case PCEP_XRO_OBJ :
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset , 1 , " X: %x " , ( l_and_or_type & 0x01 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_ipv6 , pcep_filter [ PCEPF_SUBOBJ_XRO ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 2 , 16 , " IPv6 Address: %s " , ip6_to_str ( ( const struct e_in6_addr * ) tvb_get_ptr ( tvb , offset + 2 , 16 ) ) ) ;
proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 18 , 1 , " Prefix Length: %u " , prefix_length ) ;
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proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset + 19 , 1 , " %s " , val_to_str ( resv , pcep_xro_attribute_obj_vals , " Unknown Attribute (%u). " ) ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_subobj_ipv6 , tvb , offset , 20 , " Non defined subobject for this object " ) ;
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break ;
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}
}
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static void
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dissect_subobj_label_control ( proto_tree * pcep_subobj_tree , tvbuff_t * tvb , int offset , int obj_class , gint ett_pcep_obj , guint l_and_or_type , guint length )
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{
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proto_tree * pcep_subobj_label_control ;
proto_tree * pcep_subobj_label_flags ;
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proto_item * ti ;
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guint8 u_reserved ;
guint8 c_type ;
int l ;
int u ;
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u_reserved = tvb_get_guint8 ( tvb , offset + 2 ) ;
c_type = tvb_get_guint8 ( tvb , offset + 3 ) ;
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ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_LABEL_CONTROL ] , tvb , offset , length , FALSE ) ;
pcep_subobj_label_control = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
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if ( length < 5 ) {
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proto_tree_add_text ( pcep_subobj_label_control , tvb , offset , length ,
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" Bad label control subobject: length %u < 5 " , length ) ;
return ;
}
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switch ( obj_class ) {
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case PCEP_EXPLICIT_ROUTE_OBJ :
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l = ( l_and_or_type & Mask_L ) > > 7 ;
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proto_tree_add_text ( pcep_subobj_label_control , tvb , offset , 1 , " %s " , val_to_str ( l , pcep_route_l_obj_vals , " Unknown Object (%u). " ) ) ;
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proto_tree_add_uint ( pcep_subobj_label_control , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
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u = ( u_reserved & 0x80 ) > > 7 ;
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proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 2 , 1 , " %s " , val_to_str ( u , pcep_route_u_obj_vals , " Unknown Object (%u). " ) ) ;
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proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 2 , 1 , " Reserved: %u " , ( u_reserved & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 3 , 1 , " C-Type: %u " , c_type ) ;
proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 4 , length - 4 , " Label: %s " ,
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bytestring_to_str ( tvb_get_ptr ( tvb , offset + 4 , length - 4 ) , length - 4 , ' ' ) ) ;
break ;
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case PCEP_RECORD_ROUTE_OBJ :
proto_tree_add_uint ( pcep_subobj_label_control , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , l_and_or_type ) ;
proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
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u = ( u_reserved & 0x80 ) > > 7 ;
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proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 2 , 1 , " %s " , val_to_str ( u , pcep_route_u_obj_vals , " Unknown Object (%u). " ) ) ;
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ti = proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 2 , 1 , " Flags: 0x%02x " , ( u_reserved & 0x7f ) ) ;
pcep_subobj_label_flags = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
proto_tree_add_boolean ( pcep_subobj_label_flags , pcep_subobj_label_flags_gl , tvb , offset + 2 , 1 , ( u_reserved & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 3 , 1 , " C-Type: %u " , c_type ) ;
proto_tree_add_text ( pcep_subobj_label_control , tvb , offset + 4 , length - 4 , " Label: %s " ,
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bytestring_to_str ( tvb_get_ptr ( tvb , offset + 4 , length - 4 ) , length - 4 , ' ' ) ) ;
break ;
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default :
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proto_tree_add_text ( pcep_subobj_label_control , tvb , offset , length , " Non defined subobject for this object " ) ;
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break ;
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}
}
static void
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dissect_subobj_unnumb_interfaceID ( proto_tree * pcep_subobj_tree , tvbuff_t * tvb , int offset , int obj_class , gint ett_pcep_obj , guint l_and_or_type , guint length )
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{
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proto_tree * pcep_subobj_unnumb_interfaceID ;
proto_tree * pcep_subobj_unnumb_interfaceID_flags ;
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proto_item * ti ;
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guint32 router_ID ;
guint32 interface_ID ;
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guint16 reserved_flags ;
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int l ;
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reserved_flags = tvb_get_ntohs ( tvb , offset + 2 ) ;
router_ID = tvb_get_ntohl ( tvb , offset + 4 ) ;
interface_ID = tvb_get_ntohl ( tvb , offset + 8 ) ;
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ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_UNNUM_INTERFACEID ] , tvb , offset , length , FALSE ) ;
pcep_subobj_unnumb_interfaceID = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
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if ( length ! = 12 ) {
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proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset , length ,
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" Bad unnumbered interface ID subobject: length %u != 12 " , length ) ;
return ;
}
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switch ( obj_class ) {
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case PCEP_EXPLICIT_ROUTE_OBJ :
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l = ( l_and_or_type & Mask_L ) > > 7 ;
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proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset , 1 , " %s " , val_to_str ( l , pcep_route_l_obj_vals , " Unknown Object (%u). " ) ) ;
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proto_tree_add_uint ( pcep_subobj_unnumb_interfaceID , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 2 , 2 , " Reserved: 0x%04x " , reserved_flags ) ;
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break ;
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case PCEP_RECORD_ROUTE_OBJ :
proto_tree_add_uint ( pcep_subobj_unnumb_interfaceID , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , l_and_or_type ) ;
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
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ti = proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 2 , 2 , " Flags: 0x%02x " , ( reserved_flags & 0xff00 ) > > 8 ) ;
pcep_subobj_unnumb_interfaceID_flags = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
proto_tree_add_boolean ( pcep_subobj_unnumb_interfaceID_flags , pcep_subobj_flags_lpa , tvb , offset + 2 , 1 , ( reserved_flags & 0xff00 ) > > 8 ) ;
proto_tree_add_boolean ( pcep_subobj_unnumb_interfaceID_flags , pcep_subobj_flags_lpu , tvb , offset + 2 , 1 , ( reserved_flags & 0xff00 ) > > 8 ) ;
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proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 3 , 1 , " Reserved: 0x%02x " , ( reserved_flags & 0x00ff ) ) ;
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break ;
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case PCEP_IRO_OBJ :
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset , 1 , " l: %x " , ( l_and_or_type & 0x80 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_unnumb_interfaceID , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 2 , 2 , " Reserved: 0x%04x " , reserved_flags ) ;
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break ;
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case PCEP_XRO_OBJ :
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset , 1 , " X: %x " , ( l_and_or_type & 0x01 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_unnumb_interfaceID , pcep_filter [ PCEPF_SUBOBJ_XRO ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 2 , 1 , " Reserved: 0x%02x " , ( reserved_flags & 0xff00 ) > > 4 ) ;
2008-12-17 00:08:38 +00:00
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 3 , 1 , " %s " , val_to_str ( ( reserved_flags & 0x00ff ) , pcep_xro_attribute_obj_vals , " Unknown Attribute (%u). " ) ) ;
2007-12-28 03:06:30 +00:00
break ;
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default :
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proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset , 12 , " Non defined subobject for this object " ) ;
2007-12-28 03:06:30 +00:00
break ;
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}
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 4 , 4 , " Router ID: 0x%08x " , router_ID ) ;
proto_tree_add_text ( pcep_subobj_unnumb_interfaceID , tvb , offset + 8 , 4 , " Interface ID: 0x%08x " , interface_ID ) ;
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}
static void
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dissect_subobj_autonomous_sys_num ( proto_tree * pcep_subobj_tree , tvbuff_t * tvb , int offset , int obj_class , guint ett_pcep_obj , guint l_and_or_type , guint length )
2007-12-28 03:06:30 +00:00
{
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proto_tree * pcep_subobj_autonomous_sys_num ;
2007-12-28 11:23:23 +00:00
proto_item * ti ;
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guint16 AS_number ;
guint8 reserved ;
guint8 attribute ;
guint16 op_AS_nu_high_oct ;
2007-12-28 03:06:30 +00:00
2007-12-23 14:19:48 +00:00
int l ;
l = ( l_and_or_type & Mask_L ) > > 7 ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
if ( obj_class = = PCEP_XRO_OBJ ) {
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reserved = tvb_get_guint8 ( tvb , offset + 2 ) ;
attribute = tvb_get_guint8 ( tvb , offset + 3 ) ;
op_AS_nu_high_oct = tvb_get_ntohs ( tvb , offset + 4 ) ;
AS_number = tvb_get_ntohs ( tvb , offset + 6 ) ;
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2007-12-28 23:05:22 +00:00
ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_AUTONOMOUS_SYS_NUM ] , tvb , offset , length , FALSE ) ;
pcep_subobj_autonomous_sys_num = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
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if ( length ! = 8 ) {
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proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset , length ,
2007-12-28 03:06:30 +00:00
" Bad autonomous system number subobject: length %u != 8 " , length ) ;
return ;
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}
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset , 1 , " X: %x " , ( l_and_or_type & 0x01 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_autonomous_sys_num , pcep_filter [ PCEPF_SUBOBJ_XRO ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset + 2 , 1 , " Reserved: 0x%02x " , reserved ) ;
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proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset + 3 , 1 , " %s " , val_to_str ( attribute , pcep_xro_attribute_obj_vals , " Unknown Object (%u). " ) ) ;
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proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset + 4 , 2 , " Optional AS Number High Octets: 0x%04x " , AS_number ) ;
proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset + 6 , 2 , " AS Number: 0x%04x " , AS_number ) ;
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} else {
AS_number = tvb_get_ntohs ( tvb , offset + 2 ) ;
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ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_AUTONOMOUS_SYS_NUM ] , tvb , offset , length , FALSE ) ;
pcep_subobj_autonomous_sys_num = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
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if ( length ! = 4 ) {
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proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset , length ,
2007-12-28 03:06:30 +00:00
" Bad autonomous system number subobject: length %u != 4 " , length ) ;
return ;
}
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if ( obj_class = = PCEP_IRO_OBJ )
proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset , 1 , " l: %x " , ( l_and_or_type & 0x80 ) > > 7 ) ;
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else
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proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset , 1 , " %s " , val_to_str ( l , pcep_route_l_obj_vals , " Unknown Object (%u). " ) ) ;
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proto_tree_add_uint ( pcep_subobj_autonomous_sys_num , pcep_filter [ PCEPF_SUBOBJ ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
proto_tree_add_text ( pcep_subobj_autonomous_sys_num , tvb , offset + 2 , 2 , " AS Number: 0x%04x " , AS_number ) ;
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}
}
static void
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dissect_subobj_srlg ( proto_tree * pcep_subobj_tree , tvbuff_t * tvb , int offset , guint ett_pcep_obj , guint l_and_or_type , guint length )
2007-12-28 03:06:30 +00:00
{
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proto_tree * pcep_subobj_srlg ;
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proto_item * ti ;
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guint32 srlg_id ;
guint8 reserved ;
guint8 attribute ;
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srlg_id = tvb_get_ntohl ( tvb , offset + 2 ) ;
reserved = tvb_get_guint8 ( tvb , offset + 6 ) ;
attribute = tvb_get_guint8 ( tvb , offset + 7 ) ;
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_SRLG ] , tvb , offset , length , FALSE ) ;
pcep_subobj_srlg = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
2007-12-28 03:06:30 +00:00
if ( length ! = 8 ) {
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proto_tree_add_text ( pcep_subobj_srlg , tvb , offset , length ,
2007-12-28 03:06:30 +00:00
" Bad SRLG subobject: length %u != 8 " , length ) ;
return ;
}
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_srlg , tvb , offset , 1 , " X: %x " , ( l_and_or_type & 0x01 ) > > 7 ) ;
proto_tree_add_uint ( pcep_subobj_srlg , pcep_filter [ PCEPF_SUBOBJ_XRO ] , tvb , offset , 1 , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_srlg , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_srlg , tvb , offset + 2 , 4 , " SRLG ID: 0x%08x " , srlg_id ) ;
proto_tree_add_text ( pcep_subobj_srlg , tvb , offset + 6 , 1 , " Reserved: 0x%02x " , reserved ) ;
2008-12-17 00:08:38 +00:00
proto_tree_add_text ( pcep_subobj_srlg , tvb , offset + 7 , 1 , " %s " , val_to_str ( attribute , pcep_xro_attribute_obj_vals , " Unknown Object (%u). " ) ) ;
2007-12-23 14:19:48 +00:00
}
static void
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dissect_subobj_exrs ( proto_tree * pcep_subobj_tree , tvbuff_t * tvb , int offset , int obj_class , guint ett_pcep_obj , guint type_iro , guint l_and_or_type , guint length )
2007-12-28 03:06:30 +00:00
{
2007-12-28 23:05:22 +00:00
proto_tree * pcep_subobj_exrs ;
2007-12-28 11:23:23 +00:00
proto_item * ti ;
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guint16 reserved ;
guint8 l_type ;
2007-12-28 03:06:30 +00:00
guint8 length2 ;
2007-12-23 14:19:48 +00:00
guint type_exrs ;
guint offset_exrs = 0 ;
guint l ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_item ( pcep_subobj_tree , pcep_filter [ PCEPF_SUBOBJ_EXRS ] , tvb , offset , length , FALSE ) ;
pcep_subobj_exrs = proto_item_add_subtree ( ti , ett_pcep_obj ) ;
2007-12-28 03:06:30 +00:00
if ( length < 4 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_exrs , tvb , offset , length ,
2007-12-28 03:06:30 +00:00
" Bad EXRS subobject: length %u < 4 " , length ) ;
return ;
}
2007-12-23 14:19:48 +00:00
l = ( l_and_or_type & Mask_L ) > > 7 ;
2008-10-31 15:34:00 +00:00
proto_tree_add_text ( pcep_subobj_exrs , tvb , offset , 1 , " %s " , val_to_str ( l , pcep_route_l_obj_vals , " Unknown Object (%u). " ) ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_exrs , tvb , offset , 1 , " Type: %u " , ( l_and_or_type & 0x7f ) ) ;
proto_tree_add_text ( pcep_subobj_exrs , tvb , offset + 1 , 1 , " Length: %u " , length ) ;
2007-12-27 12:00:45 +00:00
2007-12-28 03:06:30 +00:00
reserved = tvb_get_ntohs ( tvb , offset + 2 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_exrs , tvb , offset + 2 , 2 , " Reserved: 0x%04x " , reserved ) ;
2007-12-27 12:00:45 +00:00
2007-12-28 03:06:30 +00:00
offset + = 4 ;
2007-12-23 14:19:48 +00:00
2007-12-28 03:06:30 +00:00
while ( offset_exrs < length - 4 ) {
l_type = tvb_get_guint8 ( tvb , offset ) ;
length2 = tvb_get_guint8 ( tvb , offset + 1 ) ;
2007-12-23 14:19:48 +00:00
2007-12-28 03:06:30 +00:00
if ( length2 < 2 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_exrs , tvb , offset , 0 ,
2007-12-28 03:06:30 +00:00
" Bad packet: subobject length %u < 2 " ,
length2 ) ;
break ;
}
type_exrs = ( l_type & Mask_Type ) ;
2007-12-28 23:05:22 +00:00
if ( type_iro = = PCEP_SUB_EXRS )
obj_class = PCEP_XRO_OBJ ;
2007-12-28 03:06:30 +00:00
switch ( type_exrs ) {
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv4 :
dissect_subobj_ipv4 ( pcep_subobj_exrs , tvb , offset , obj_class , ett_pcep_obj , l_type , length2 ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv6 :
dissect_subobj_ipv6 ( pcep_subobj_exrs , tvb , offset , obj_class , ett_pcep_obj , l_type , length2 ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_UNNUMB_INTERFACE_ID_XRO :
dissect_subobj_unnumb_interfaceID ( pcep_subobj_exrs , tvb , offset , obj_class , ett_pcep_obj , l_type , length2 ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_AUTONOMOUS_SYS_NUM_XRO :
dissect_subobj_autonomous_sys_num ( pcep_subobj_exrs , tvb , offset , obj_class , ett_pcep_obj , l_type , length2 ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_SRLG :
dissect_subobj_srlg ( pcep_subobj_exrs , tvb , offset , ett_pcep_obj , l_type , length2 ) ;
2007-12-28 03:06:30 +00:00
break ;
default :
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_subobj_exrs , tvb , offset + 2 , length - 2 ,
2007-12-28 03:06:30 +00:00
" Non defined subobject (%d) " , type_exrs ) ;
break ;
}
offset_exrs + = length2 ;
offset + = length2 ;
2007-12-23 14:19:48 +00:00
}
}
/*------------------------------------------------------------------------------
* OPEN OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2007-12-28 03:06:30 +00:00
# define OPEN_OBJ_MIN_LEN 4
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static void
2007-12-28 23:05:22 +00:00
dissect_pcep_open_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length )
2007-12-23 14:19:48 +00:00
{
2007-12-28 23:05:22 +00:00
proto_tree * pcep_open_obj_flags ;
2007-12-28 11:23:23 +00:00
proto_item * ti ;
2007-12-23 14:19:48 +00:00
guint8 version_flags ;
guint8 keepalive ;
guint8 deadtimer ;
guint8 SID ;
2007-12-28 03:06:30 +00:00
if ( obj_length < OBJ_HDR_LEN + OPEN_OBJ_MIN_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad OPEN object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + OPEN_OBJ_MIN_LEN ) ;
return ;
}
version_flags = tvb_get_guint8 ( tvb , offset2 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 1 , " PCEP Version: %u " , ( version_flags & 0xe0 ) > > 5 ) ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 1 , " Flags: 0x%02x " , version_flags & 0x1f ) ;
pcep_open_obj_flags = proto_item_add_subtree ( ti , ett_pcep_obj_open ) ;
proto_tree_add_boolean ( pcep_open_obj_flags , pcep_open_flags_res , tvb , offset2 , 1 , version_flags & 0x1f ) ;
2007-12-28 03:06:30 +00:00
keepalive = tvb_get_guint8 ( tvb , offset2 + 1 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 1 , 1 , " Keepalive: %u " , keepalive ) ;
2007-12-28 03:06:30 +00:00
deadtimer = tvb_get_guint8 ( tvb , offset2 + 2 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 2 , 1 , " Deadtime: %u " , deadtimer ) ;
2007-12-28 03:06:30 +00:00
SID = tvb_get_guint8 ( tvb , offset2 + 3 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 3 , 1 , " SID: %u " , SID ) ;
2007-12-28 03:06:30 +00:00
/*it's suppose that obj_length is a a valid date. The object can have optional TLV(s)*/
offset2 + = OPEN_OBJ_MIN_LEN ;
obj_length - = OBJ_HDR_LEN + OPEN_OBJ_MIN_LEN ;
2007-12-28 23:05:22 +00:00
dissect_pcep_tlvs ( pcep_object_tree , tvb , offset2 , obj_length , ett_pcep_obj_open ) ;
2007-12-23 14:19:48 +00:00
}
/*------------------------------------------------------------------------------
* RP OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2007-12-28 03:06:30 +00:00
# define RP_OBJ_MIN_LEN 8
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static void
2007-12-28 23:05:22 +00:00
dissect_pcep_rp_obj ( proto_tree * pcep_object_tree ,
2007-12-28 03:06:30 +00:00
tvbuff_t * tvb , int offset2 , int obj_length )
2007-12-23 14:19:48 +00:00
{
2007-12-28 23:05:22 +00:00
proto_tree * pcep_rp_obj_flags ;
2007-12-28 11:23:23 +00:00
proto_item * ti ;
2007-12-23 14:19:48 +00:00
guint8 reserved ;
guint32 flags ;
guint32 requested_id_number ;
2007-12-28 03:06:30 +00:00
if ( obj_length < OBJ_HDR_LEN + RP_OBJ_MIN_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad RP object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + RP_OBJ_MIN_LEN ) ;
return ;
}
reserved = tvb_get_guint8 ( tvb , offset2 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 1 , " Reserved: 0x%02x " , reserved ) ;
2007-12-28 03:06:30 +00:00
flags = tvb_get_ntoh24 ( tvb , offset2 + 1 ) ;
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 1 , 3 , " Flags: 0x%06x " , flags ) ;
pcep_rp_obj_flags = proto_item_add_subtree ( ti , ett_pcep_obj_request_parameters ) ;
2007-12-23 14:19:48 +00:00
2007-12-28 23:05:22 +00:00
proto_tree_add_boolean ( pcep_rp_obj_flags , pcep_rp_flags_reserved , tvb , offset2 + 1 , 3 , flags ) ;
proto_tree_add_boolean ( pcep_rp_obj_flags , pcep_rp_flags_o , tvb , offset2 + 1 , 3 , flags ) ;
proto_tree_add_boolean ( pcep_rp_obj_flags , pcep_rp_flags_b , tvb , offset2 + 1 , 3 , flags ) ;
proto_tree_add_boolean ( pcep_rp_obj_flags , pcep_rp_flags_r , tvb , offset2 + 1 , 3 , flags ) ;
proto_tree_add_boolean ( pcep_rp_obj_flags , pcep_rp_flags_pri , tvb , offset2 + 1 , 3 , flags ) ;
2007-12-28 03:06:30 +00:00
requested_id_number = tvb_get_ntohl ( tvb , offset2 + 4 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 4 , 4 , " Requested ID Number: 0x%08x " , requested_id_number ) ;
2007-12-28 03:06:30 +00:00
/*it's suppose that obj_length is a a valid date. The object can have optional TLV(s)*/
offset2 + = RP_OBJ_MIN_LEN ;
obj_length - = OBJ_HDR_LEN + RP_OBJ_MIN_LEN ;
2007-12-28 23:05:22 +00:00
dissect_pcep_tlvs ( pcep_object_tree , tvb , offset2 , obj_length , ett_pcep_obj_request_parameters ) ;
2007-12-23 14:19:48 +00:00
}
/*------------------------------------------------------------------------------
* NO PATH OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2007-12-28 03:06:30 +00:00
# define NO_PATH_OBJ_MIN_LEN 4
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static void
2007-12-28 23:05:22 +00:00
dissect_pcep_no_path_obj ( proto_tree * pcep_object_tree ,
2007-12-28 03:06:30 +00:00
tvbuff_t * tvb , int offset2 , int obj_length )
2007-12-23 14:19:48 +00:00
{
2007-12-28 23:05:22 +00:00
proto_tree * pcep_no_path_obj_flags ;
2007-12-28 11:23:23 +00:00
proto_item * ti ;
2007-12-23 14:19:48 +00:00
guint8 ni ;
guint16 flags ;
guint8 reserved ;
2007-12-28 03:06:30 +00:00
if ( obj_length < OBJ_HDR_LEN + NO_PATH_OBJ_MIN_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad NO-PATH object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + NO_PATH_OBJ_MIN_LEN ) ;
return ;
}
ni = tvb_get_guint8 ( tvb , offset2 ) ;
2008-10-31 15:34:00 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 1 , " %s " , val_to_str ( ni , pcep_no_path_obj_vals , " Unknown Object (%u). " ) ) ;
2007-12-28 03:06:30 +00:00
flags = tvb_get_ntohs ( tvb , offset2 + 1 ) ;
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 1 , 2 , " Flags: 0x%04x " , flags ) ;
pcep_no_path_obj_flags = proto_item_add_subtree ( ti , ett_pcep_obj_no_path ) ;
proto_tree_add_boolean ( pcep_no_path_obj_flags , pcep_no_path_flags_c , tvb , offset2 + 1 , 2 , flags ) ;
2007-12-28 03:06:30 +00:00
reserved = tvb_get_guint8 ( tvb , offset2 + 3 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 3 , 1 , " Reserved: 0x%02x " , reserved ) ;
2007-12-28 03:06:30 +00:00
/*it's suppose that obj_length is a a valid date. The object can have optional TLV(s)*/
offset2 + = NO_PATH_OBJ_MIN_LEN ;
obj_length - = OBJ_HDR_LEN + NO_PATH_OBJ_MIN_LEN ;
2007-12-28 23:05:22 +00:00
dissect_pcep_tlvs ( pcep_object_tree , tvb , offset2 , obj_length , ett_pcep_obj_no_path ) ;
2007-12-23 14:19:48 +00:00
}
/*------------------------------------------------------------------------------
* END POINT OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2007-12-28 03:06:30 +00:00
# define END_POINT_IPV4_OBJ_LEN 8
# define END_POINT_IPV6_OBJ_LEN 32
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static void
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dissect_pcep_end_point_obj ( proto_tree * pcep_object_tree ,
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tvbuff_t * tvb , int offset2 , int obj_length , int type )
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{
switch ( type )
{
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case IPv4 :
if ( obj_length ! = OBJ_HDR_LEN + END_POINT_IPV4_OBJ_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad IPv4 END-POINTS object length %u, should be %u " , obj_length ,
OBJ_HDR_LEN + END_POINT_IPV4_OBJ_LEN ) ;
return ;
}
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 4 , " Source IPv4 Address: (%s) " , ip_to_str ( tvb_get_ptr ( tvb , offset2 , 4 ) ) ) ;
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 4 , 4 , " Destination IPv4 Address: (%s) " , ip_to_str ( tvb_get_ptr ( tvb , offset2 + 4 , 4 ) ) ) ;
2007-12-28 03:06:30 +00:00
break ;
case IPv6 :
if ( obj_length ! = OBJ_HDR_LEN + END_POINT_IPV6_OBJ_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad IPv6 END-POINTS object length %u, should be %u " , obj_length ,
OBJ_HDR_LEN + END_POINT_IPV6_OBJ_LEN ) ;
return ;
}
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 16 , " Source IPv6 Address: %s " ,
2007-12-28 03:06:30 +00:00
ip6_to_str ( ( const struct e_in6_addr * ) tvb_get_ptr ( tvb , offset2 , 16 ) ) ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 16 , 16 , " Destination IPv6 Address: %s " ,
2007-12-28 03:06:30 +00:00
ip6_to_str ( ( const struct e_in6_addr * ) tvb_get_ptr ( tvb , offset2 + 16 , 16 ) ) ) ;
2007-12-23 14:19:48 +00:00
break ;
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2007-12-23 14:19:48 +00:00
default :
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length - OBJ_HDR_LEN , " UNKNOWN Type Object (%u) " , type ) ;
2007-12-23 14:19:48 +00:00
break ;
}
}
/*------------------------------------------------------------------------------
* BANDWIDTH OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2007-12-28 03:06:30 +00:00
# define BANDWIDTH_OBJ_LEN 4
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static void
2007-12-28 23:05:22 +00:00
dissect_pcep_bandwidth_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length )
2007-12-28 03:06:30 +00:00
{
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guint32 bandwidth ;
2007-12-28 03:06:30 +00:00
if ( obj_length ! = OBJ_HDR_LEN + BANDWIDTH_OBJ_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad BANDWIDTH object length %u, should be %u " , obj_length ,
OBJ_HDR_LEN + BANDWIDTH_OBJ_LEN ) ;
return ;
}
bandwidth = tvb_get_ntohl ( tvb , offset2 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 4 , " Bandwidth: 0x%x " , bandwidth ) ;
2007-12-23 14:19:48 +00:00
}
/*------------------------------------------------------------------------------
* METRIC OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2007-12-28 03:06:30 +00:00
# define METRIC_OBJ_LEN 8
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static void
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dissect_pcep_metric_obj ( proto_tree * pcep_object_tree ,
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tvbuff_t * tvb , int offset2 , int obj_length )
{
2007-12-28 23:05:22 +00:00
proto_tree * pcep_metric_obj_flags ;
2007-12-28 11:23:23 +00:00
proto_item * ti ;
2007-12-23 14:19:48 +00:00
guint16 reserved ;
2007-12-28 03:06:30 +00:00
guint8 flags ;
2007-12-23 14:19:48 +00:00
guint8 metric_type ;
guint32 metric_value ;
2007-12-28 03:06:30 +00:00
if ( obj_length ! = OBJ_HDR_LEN + METRIC_OBJ_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad METRIC object length %u, should be %u " , obj_length ,
OBJ_HDR_LEN + METRIC_OBJ_LEN ) ;
return ;
}
reserved = tvb_get_ntohs ( tvb , offset2 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 2 , " Reserved: %u " , reserved ) ;
2007-12-28 03:06:30 +00:00
flags = tvb_get_guint8 ( tvb , offset2 + 2 ) ;
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 2 , 1 , " Flags: 0x%02x " , flags ) ;
pcep_metric_obj_flags = proto_item_add_subtree ( ti , ett_pcep_obj_metric ) ;
proto_tree_add_boolean ( pcep_metric_obj_flags , pcep_metric_flags_c , tvb , offset2 + 2 , 1 , flags ) ;
proto_tree_add_boolean ( pcep_metric_obj_flags , pcep_metric_flags_b , tvb , offset2 + 2 , 1 , flags ) ;
2007-12-28 03:06:30 +00:00
metric_type = tvb_get_guint8 ( tvb , offset2 + 3 ) ;
2008-10-31 15:34:00 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 3 , 1 , " %s " , val_to_str ( metric_type , pcep_metric_obj_vals , " Unknown Object (%u). " ) ) ;
2007-12-28 03:06:30 +00:00
metric_value = tvb_get_ntohl ( tvb , offset2 + 4 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 4 , 4 , " Metric Value: 0x%x " , metric_value ) ;
2007-12-23 14:19:48 +00:00
}
/*------------------------------------------------------------------------------
* EXPLICIT ROUTE OBJECT ( ERO )
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
static void
2007-12-28 23:05:22 +00:00
dissect_pcep_explicit_route_obj ( proto_tree * pcep_object_tree ,
2007-12-28 03:06:30 +00:00
tvbuff_t * tvb , int offset2 , int obj_length , int obj_class )
2007-12-28 11:23:23 +00:00
{
2007-12-23 14:19:48 +00:00
guint8 l_type ;
guint8 length ;
guint type_exp_route ;
guint body_obj_len ;
2007-12-28 03:06:30 +00:00
body_obj_len = obj_length - OBJ_HDR_LEN ;
2007-12-23 14:19:48 +00:00
while ( body_obj_len ) {
2007-12-28 03:06:30 +00:00
if ( body_obj_len < 2 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
2007-12-28 03:06:30 +00:00
" Bad ERO object: subobject goes past end of object " ) ;
break ;
}
2007-12-23 14:19:48 +00:00
2007-12-28 03:06:30 +00:00
l_type = tvb_get_guint8 ( tvb , offset2 ) ;
length = tvb_get_guint8 ( tvb , offset2 + 1 ) ;
if ( length < 2 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
2007-12-28 03:06:30 +00:00
" Bad ERO object: subobject length %u < 2 " ,
length ) ;
break ;
}
type_exp_route = ( l_type & Mask_Type ) ;
if ( body_obj_len < length ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , length ,
2007-12-28 03:06:30 +00:00
" Bad ERO object: subobject length %u > remaining length %u " ,
length , body_obj_len ) ;
break ;
}
switch ( type_exp_route ) {
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv4 :
dissect_subobj_ipv4 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_explicit_route , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv6 :
dissect_subobj_ipv6 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_explicit_route , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_LABEL_CONTROL :
dissect_subobj_label_control ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_explicit_route , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_UNNUMB_INTERFACE_ID :
dissect_subobj_unnumb_interfaceID ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_explicit_route , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_AUTONOMOUS_SYS_NUM :
dissect_subobj_autonomous_sys_num ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_explicit_route , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
default :
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , length , " Non defined subobject (%d) " , type_exp_route ) ;
2007-12-28 03:06:30 +00:00
break ;
}
offset2 + = length ;
body_obj_len - = length ;
2007-12-23 14:19:48 +00:00
}
}
/*------------------------------------------------------------------------------
* RECORD ROUTE OBJECT ( RRO )
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
static void
2007-12-28 23:05:22 +00:00
dissect_pcep_record_route_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length , int obj_class )
2007-12-23 14:19:48 +00:00
{
guint8 type ;
guint8 length ;
2007-12-28 03:06:30 +00:00
guint body_obj_len ;
body_obj_len = obj_length - OBJ_HDR_LEN ;
2007-12-23 14:19:48 +00:00
while ( body_obj_len ) {
2007-12-28 03:06:30 +00:00
if ( body_obj_len < 2 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
2007-12-28 03:06:30 +00:00
" Bad RRO object: subobject goes past end of object " ) ;
break ;
}
2007-12-23 14:19:48 +00:00
2007-12-28 03:06:30 +00:00
type = tvb_get_guint8 ( tvb , offset2 ) ;
length = tvb_get_guint8 ( tvb , offset2 + 1 ) ;
if ( length < 2 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
2007-12-28 03:06:30 +00:00
" Bad RRO object: subobject length %u < 2 " ,
length ) ;
break ;
}
if ( body_obj_len < length ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , length ,
2007-12-28 03:06:30 +00:00
" Bad RRO subobject: subobject length %u > remaining length %u " ,
length , body_obj_len ) ;
break ;
}
switch ( type ) {
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv4 :
dissect_subobj_ipv4 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_record_route , type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv6 :
dissect_subobj_ipv6 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_record_route , type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_LABEL_CONTROL :
dissect_subobj_label_control ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_record_route , type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_UNNUMB_INTERFACE_ID :
dissect_subobj_unnumb_interfaceID ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_record_route , type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
default :
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , length , " Non defined subobject (%d) " , type ) ;
2007-12-28 03:06:30 +00:00
break ;
}
offset2 + = length ;
body_obj_len - = length ;
2007-12-23 14:19:48 +00:00
}
}
/*------------------------------------------------------------------------------
* LSPA OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
2007-12-28 03:06:30 +00:00
# define LSPA_OBJ_MIN_LEN 16
2007-12-23 14:19:48 +00:00
static void
2007-12-28 23:05:22 +00:00
dissect_pcep_lspa_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length )
2007-12-23 14:19:48 +00:00
{
2007-12-28 23:05:22 +00:00
proto_tree * pcep_lspa_obj_flags ;
2007-12-28 11:23:23 +00:00
proto_item * ti ;
2007-12-23 14:19:48 +00:00
guint32 exclude_any ;
guint32 include_any ;
guint32 include_all ;
guint8 setup_prio ;
guint8 holding_prio ;
guint8 flags ;
guint8 reserved ;
2007-12-28 03:06:30 +00:00
if ( obj_length < OBJ_HDR_LEN + LSPA_OBJ_MIN_LEN ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
2007-12-28 03:06:30 +00:00
" Bad LSPA object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + LSPA_OBJ_MIN_LEN ) ;
return ;
}
exclude_any = tvb_get_ntohl ( tvb , offset2 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 4 , " Exclude-Any: 0x%08x " , exclude_any ) ;
2007-12-28 03:06:30 +00:00
include_any = tvb_get_ntohl ( tvb , offset2 + 4 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 4 , 4 , " Include-Any: 0x%08x " , include_any ) ;
2007-12-28 03:06:30 +00:00
include_all = tvb_get_ntohl ( tvb , offset2 + 8 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 8 , 4 , " Include-All: 0x%08x " , include_all ) ;
2007-12-28 03:06:30 +00:00
setup_prio = tvb_get_guint8 ( tvb , offset2 + 12 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 12 , 1 , " Setup Priority: %u " , setup_prio ) ;
2007-12-28 03:06:30 +00:00
holding_prio = tvb_get_guint8 ( tvb , offset2 + 13 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 13 , 1 , " Holding Priority: %u " , holding_prio ) ;
2007-12-28 03:06:30 +00:00
flags = tvb_get_guint8 ( tvb , offset2 + 14 ) ;
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 14 , 1 , " Flags: 0x%02x " , flags ) ;
pcep_lspa_obj_flags = proto_item_add_subtree ( ti , ett_pcep_obj_metric ) ;
proto_tree_add_boolean ( pcep_lspa_obj_flags , pcep_lspa_flags_l , tvb , offset2 + 14 , 1 , flags ) ;
2007-12-28 03:06:30 +00:00
reserved = tvb_get_guint8 ( tvb , offset2 + 15 ) ;
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 15 , 1 , " Reserved: 0x%02x " , reserved ) ;
2007-12-28 03:06:30 +00:00
2007-12-23 14:19:48 +00:00
/*it's suppose that obj_length is a a valid date. The object can have optional TLV(s)*/
2007-12-28 03:06:30 +00:00
offset2 + = LSPA_OBJ_MIN_LEN ;
obj_length - = OBJ_HDR_LEN + LSPA_OBJ_MIN_LEN ;
2007-12-28 23:05:22 +00:00
dissect_pcep_tlvs ( pcep_object_tree , tvb , offset2 , obj_length , ett_pcep_obj_lspa ) ;
2007-12-23 14:19:48 +00:00
}
/*------------------------------------------------------------------------------
* INCLUDE ROUTE OBJECT ( IRO )
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
static void
2007-12-28 23:05:22 +00:00
dissect_pcep_iro_obj ( proto_tree * pcep_object_tree ,
2007-12-28 03:06:30 +00:00
tvbuff_t * tvb , int offset2 , int obj_length , int obj_class )
2007-12-23 14:19:48 +00:00
{
guint8 l_type ;
guint8 length ;
int type_iro ;
2007-12-28 03:06:30 +00:00
guint body_obj_len ;
body_obj_len = obj_length - OBJ_HDR_LEN ;
2007-12-23 14:19:48 +00:00
while ( body_obj_len ) {
2007-12-28 03:06:30 +00:00
if ( body_obj_len < 2 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
2007-12-28 03:06:30 +00:00
" Bad IRO object: subobject goes past end of object " ) ;
break ;
}
2007-12-23 14:19:48 +00:00
2007-12-28 03:06:30 +00:00
l_type = tvb_get_guint8 ( tvb , offset2 ) ;
length = tvb_get_guint8 ( tvb , offset2 + 1 ) ;
if ( length < 2 ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
2007-12-28 03:06:30 +00:00
" Bad IRO object: subobject length %u < 2 " ,
length ) ;
break ;
}
type_iro = ( l_type & Mask_Type ) ;
if ( body_obj_len < length ) {
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , length ,
2007-12-28 03:06:30 +00:00
" Bad IRO object: subobject length %u > remaining length %u " ,
length , body_obj_len ) ;
break ;
}
switch ( type_iro ) {
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv4 :
dissect_subobj_ipv4 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_iro , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_IPv6 :
dissect_subobj_ipv6 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_iro , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_UNNUMB_INTERFACE_ID :
dissect_subobj_unnumb_interfaceID ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_iro , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_AUTONOMOUS_SYS_NUM :
dissect_subobj_autonomous_sys_num ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_iro , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_SUB_EXRS :
dissect_subobj_exrs ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_iro , type_iro , l_type , length ) ;
2007-12-28 03:06:30 +00:00
break ;
default :
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset2 , length , " Non defined subobject (%d) " , type_iro ) ;
2007-12-28 03:06:30 +00:00
break ;
}
offset2 + = length ;
body_obj_len - = length ;
2007-12-23 14:19:48 +00:00
}
2007-12-28 03:06:30 +00:00
}
2007-12-23 14:19:48 +00:00
/*------------------------------------------------------------------------------
* SVEC OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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# define SVEC_OBJ_MIN_LEN 4
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static void
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dissect_pcep_svec_obj ( proto_tree * pcep_object_tree ,
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tvbuff_t * tvb , int offset2 , int obj_length )
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{
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proto_item * ti ;
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proto_tree * pcep_svec_flags_obj ;
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guint8 reserved ;
guint32 flags ;
int m = 1 ;
int i = 0 ;
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if ( obj_length < OBJ_HDR_LEN + SVEC_OBJ_MIN_LEN ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
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" Bad SVEC object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + SVEC_OBJ_MIN_LEN ) ;
return ;
}
reserved = tvb_get_guint8 ( tvb , offset2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 1 , " Reserved: 0x%02x " , reserved ) ;
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flags = tvb_get_ntoh24 ( tvb , offset2 + 1 ) ;
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ti = proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 1 , 3 , " Flags: 0x%06x " , flags ) ;
pcep_svec_flags_obj = proto_item_add_subtree ( ti , ett_pcep_obj_svec ) ;
proto_tree_add_boolean ( pcep_svec_flags_obj , pcep_svec_flags_l , tvb , offset2 + 1 , 3 , flags ) ;
proto_tree_add_boolean ( pcep_svec_flags_obj , pcep_svec_flags_n , tvb , offset2 + 1 , 3 , flags ) ;
proto_tree_add_boolean ( pcep_svec_flags_obj , pcep_svec_flags_s , tvb , offset2 + 1 , 3 , flags ) ;
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for ( i = 4 ; i < ( obj_length - OBJ_HDR_LEN ) ; ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + i , 4 , " Request-ID-Number %u: 0x%s " , m ,
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bytestring_to_str ( tvb_get_ptr ( tvb , offset2 + i , 4 ) , 4 , ' ' ) ) ;
i + = 4 ;
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}
}
/*------------------------------------------------------------------------------
* NOTIFICATION OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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# define NOTIFICATION_OBJ_MIN_LEN 4
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static void
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dissect_pcep_notification_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length )
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{
guint8 reserved ;
guint8 flags ;
guint8 nt ;
guint8 nv ;
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if ( obj_length < OBJ_HDR_LEN + NOTIFICATION_OBJ_MIN_LEN ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
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" Bad NOTIFICATION object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + NOTIFICATION_OBJ_MIN_LEN ) ;
return ;
}
reserved = tvb_get_guint8 ( tvb , offset2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 1 , " Reserved: 0x%02x " , reserved ) ;
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flags = tvb_get_guint8 ( tvb , offset2 + 1 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 1 , 1 , " Flags: 0x%02x " , flags ) ;
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nt = tvb_get_guint8 ( tvb , offset2 + 2 ) ;
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proto_tree_add_uint ( pcep_object_tree , pcep_filter [ PCEPF_NOTI_TYPE ] , tvb , offset2 + 2 , 1 , nt ) ;
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switch ( nt ) {
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case 1 :
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proto_tree_add_uint ( pcep_object_tree , pcep_filter [ PCEPF_NOTI_VAL1 ] , tvb , offset2 + 2 , 1 , nt ) ;
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break ;
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case 2 :
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proto_tree_add_uint ( pcep_object_tree , pcep_filter [ PCEPF_NOTI_VAL2 ] , tvb , offset2 + 2 , 1 , nt ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 2 , 1 , " Notification Type: %u " , nt ) ;
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break ;
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}
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nv = tvb_get_guint8 ( tvb , offset2 + 3 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 3 , 1 , " Notification Value: 0x%02x " , nv ) ;
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/*it's suppose that obj_length is a a valid date. The object can have optional TLV(s)*/
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offset2 + = NOTIFICATION_OBJ_MIN_LEN ;
obj_length - = OBJ_HDR_LEN + NOTIFICATION_OBJ_MIN_LEN ;
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dissect_pcep_tlvs ( pcep_object_tree , tvb , offset2 , obj_length , ett_pcep_obj_notification ) ;
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}
/*------------------------------------------------------------------------------
* ERROR OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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# define ERROR_OBJ_MIN_LEN 4
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static void
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dissect_pcep_error_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length )
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{
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proto_tree * pcep_error_types_obj ;
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proto_item * ti ;
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guint8 reserved ;
guint8 flags ;
guint8 error_type ;
guint8 error_value ;
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if ( obj_length < OBJ_HDR_LEN + ERROR_OBJ_MIN_LEN ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
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" Bad ERROR object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + ERROR_OBJ_MIN_LEN ) ;
return ;
}
reserved = tvb_get_guint8 ( tvb , offset2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 1 , " Reserved: 0x%02x " , reserved ) ;
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flags = tvb_get_guint8 ( tvb , offset2 + 1 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 1 , 1 , " Flags: 0x%02x " , flags ) ;
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error_type = tvb_get_guint8 ( tvb , offset2 + 2 ) ;
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ti = proto_tree_add_uint ( pcep_object_tree , pcep_filter [ PCEPF_ERROR_TYPE ] , tvb , offset2 + 2 , 1 , error_type ) ;
pcep_error_types_obj = proto_item_add_subtree ( ti , ett_pcep_obj_error ) ;
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error_value = tvb_get_guint8 ( tvb , offset2 + 3 ) ;
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switch ( error_type ) {
case ESTABLISH_FAILURE :
switch ( error_value ) {
case RX_MALFORM_PKT :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Reception of a Malformed Message " , error_value ) ;
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break ;
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case NO_OPEN_MSG :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u No Open Message received before the expiration of the OpenWait Timer " , error_value ) ;
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break ;
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case UNACEP_NO_NEGO_SSESION :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Unacceptable and non Negotiable session characteristics " , error_value ) ;
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break ;
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case UNACEP_NEG_SESSION :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Unacceptable but Negotiable session characteristics " , error_value ) ;
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break ;
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case TWO_OPEN_MSG_UNACEP :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Reception of a second Open Message with still Unacceptable Session characteristics " , error_value ) ;
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break ;
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case RX_PCEPERR_UNACEP_SESSION :
proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Reception of a PCEPrr message proposing unacceptable session characteristics " , error_value ) ;
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break ;
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case NO_KEEPALIVE_PCEPERR :
proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u NO Keepalive or PCEPrr message received before the expiration of the Keepwait timer supported " , error_value ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 ,
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" Error-value: %u Non defined Error-Value " , error_value ) ;
}
break ;
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case CAP_NOT_SUPPORTED :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-Value: %u " , error_value ) ;
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break ;
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case UNKNOWN_OBJ :
switch ( error_value ) {
case UNRECON_OBJ_CLASS :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Unrecognized object class " , error_value ) ;
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break ;
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case UNRECON_OBJ_TYPE :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Unrecognized object type " , error_value ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 ,
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" Error-value: %u Non defined Error-Value " , error_value ) ;
}
break ;
case NOT_SUPP_OBJ :
switch ( error_value ) {
case NO_SUPP_OBJ :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Not Supported Object Class " , error_value ) ;
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break ;
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case NO_SUPP_TYPE :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u Not Supported Object Type " , error_value ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 ,
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" Error-value: %u Non defined Error-Value " , error_value ) ;
}
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break ;
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case POLICY_VIOLATION :
switch ( error_value ) {
case C_METRIC_SET :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u C bit of the METRIC object set (Request Rejected) " , error_value ) ;
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break ;
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case O_OBJ_SET :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u O bit of the RP object set (Request Rejected) " , error_value ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 ,
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" Error-value: %u Non defined Error-Value " , error_value ) ;
}
break ;
case MANDATORY_OBJ_MIS :
switch ( error_value ) {
case RP_OBJ_MISS :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u RP Object missing " , error_value ) ;
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break ;
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case RRO_OBJ_MISS :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u RRO Object missing for a reoptimization request (R bit of the RP Object set) when bandwidth is not equal to 0 " , error_value ) ;
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break ;
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case END_POINT_OBJ_MISS :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-value: %u END-POINTS Objects missing " , error_value ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 ,
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" Error-value: %u Non defined Error-Value " , error_value ) ;
}
break ;
case SYNCH_PCREQ_MIS :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-Value: %u " , error_value ) ;
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break ;
case UNKNOWN_REQ_REF :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-Value: %u " , error_value ) ;
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break ;
case ATTEMPT_2_SESSION :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-Value: %u " , error_value ) ;
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break ;
case UNRECO_IRO_SUBOBJ :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-Value: %u " , error_value ) ;
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break ;
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case UNRECO_EXRS_SUBOBJ :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 3 , 1 , " Error-Value: %u " , error_value ) ;
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break ;
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default :
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proto_tree_add_text ( pcep_error_types_obj , tvb , offset2 + 2 , 1 , " Error-Type: %u Non defined Error-Value " , error_type ) ;
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}
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/*it's suppose that obj_length is a a valid date. The object can have optional TLV(s)*/
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offset2 + = ERROR_OBJ_MIN_LEN ;
obj_length - = OBJ_HDR_LEN + ERROR_OBJ_MIN_LEN ;
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dissect_pcep_tlvs ( pcep_object_tree , tvb , offset2 , obj_length , ett_pcep_obj_error ) ;
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}
/*------------------------------------------------------------------------------
* LOAD - BALANCING OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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# define LOAD_BALANCING_OBJ_LEN 8
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static void
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dissect_pcep_balancing_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length )
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{
guint16 reserved ;
guint8 flags ;
guint8 max_LSP ;
guint32 min_bandwidth ;
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if ( obj_length ! = OBJ_HDR_LEN + LOAD_BALANCING_OBJ_LEN ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
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" Bad LOAD-BALANCING object length %u, should be %u " , obj_length ,
OBJ_HDR_LEN + LOAD_BALANCING_OBJ_LEN ) ;
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return ;
}
reserved = tvb_get_ntohs ( tvb , offset2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 2 , " Reserved: 0x%04x " , reserved ) ;
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flags = tvb_get_guint8 ( tvb , offset2 + 2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 2 , 1 , " Flags: 0x%02x " , flags ) ;
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max_LSP = tvb_get_guint8 ( tvb , offset2 + 3 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 3 , 1 , " Maximum Number of TE LSPs: 0x%02x " , max_LSP ) ;
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min_bandwidth = tvb_get_ntohl ( tvb , offset2 + 4 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 4 , 4 , " Minimum Bandwidth: 0x%08x " , min_bandwidth ) ;
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}
/*------------------------------------------------------------------------------
* CLOSE OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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# define CLOSE_OBJ_MIN_LEN 4
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static void
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dissect_pcep_close_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length )
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{
guint16 reserved ;
guint8 flags ;
guint8 reason ;
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if ( obj_length < OBJ_HDR_LEN + CLOSE_OBJ_MIN_LEN ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
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" Bad CLOSE object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + CLOSE_OBJ_MIN_LEN ) ;
return ;
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}
2007-12-28 03:06:30 +00:00
reserved = tvb_get_ntohs ( tvb , offset2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 2 , " Reserved: 0x%04x " , reserved ) ;
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flags = tvb_get_guint8 ( tvb , offset2 + 2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 2 , 1 , " Flags: 0x%02x " , flags ) ;
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reason = tvb_get_guint8 ( tvb , offset2 + 3 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 3 , 1 , " %s " , val_to_str ( reason , pcep_close_reason_obj_vals , " Unknown Object (%u). " ) ) ;
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/*it's suppose that obj_length is a a valid date. The object can have optional TLV(s)*/
offset2 + = CLOSE_OBJ_MIN_LEN ;
obj_length - = OBJ_HDR_LEN + CLOSE_OBJ_MIN_LEN ;
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dissect_pcep_tlvs ( pcep_object_tree , tvb , offset2 , obj_length , ett_pcep_obj_load_balancing ) ;
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}
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/*------------------------------------------------------------------------------
* XRO OBJECT
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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# define XRO_OBJ_MIN_LEN 4
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static void
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dissect_pcep_xro_obj ( proto_tree * pcep_object_tree , tvbuff_t * tvb , int offset2 , int obj_length , int obj_class )
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{
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proto_tree * pcep_xro_flags_obj ;
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proto_item * ti ;
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guint16 reserved ;
guint16 flags ;
guint8 x_type ;
guint8 length ;
guint type_xro ;
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guint body_obj_len ;
body_obj_len = obj_length - OBJ_HDR_LEN ;
if ( obj_length < OBJ_HDR_LEN + XRO_OBJ_MIN_LEN ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , obj_length ,
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" Bad XRO object length %u, should be >= %u " , obj_length ,
OBJ_HDR_LEN + XRO_OBJ_MIN_LEN ) ;
return ;
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}
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reserved = tvb_get_ntohs ( tvb , offset2 ) ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 2 , " Reserved: 0x%04x " , reserved ) ;
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flags = tvb_get_ntohs ( tvb , offset2 + 2 ) ;
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ti = proto_tree_add_text ( pcep_object_tree , tvb , offset2 + 2 , 2 , " Flags: 0x%04x " , flags ) ;
pcep_xro_flags_obj = proto_item_add_subtree ( ti , ett_pcep_obj_xro ) ;
proto_tree_add_boolean ( pcep_xro_flags_obj , pcep_xro_flags_f , tvb , offset2 + 2 , 2 , flags ) ;
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offset2 + = XRO_OBJ_MIN_LEN ;
body_obj_len - = XRO_OBJ_MIN_LEN ;
while ( body_obj_len > = 2 ) {
if ( body_obj_len < 2 ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
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" Bad XRO object: subobject goes past end of object " ) ;
break ;
}
x_type = tvb_get_guint8 ( tvb , offset2 ) ;
length = tvb_get_guint8 ( tvb , offset2 + 1 ) ;
if ( length < 2 ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , 0 ,
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" Bad XRO object: object length %u < 2 " , length ) ;
break ;
}
type_xro = ( x_type & Mask_Type ) ;
if ( body_obj_len < length ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 , length ,
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" Bad XRO object: object length %u > remaining length %u " ,
length , body_obj_len ) ;
break ;
}
switch ( type_xro ) {
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case PCEP_SUB_IPv4 :
dissect_subobj_ipv4 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_xro , x_type , length ) ;
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break ;
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case PCEP_SUB_IPv6 :
dissect_subobj_ipv6 ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_xro , x_type , length ) ;
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break ;
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case PCEP_SUB_UNNUMB_INTERFACE_ID_XRO :
dissect_subobj_unnumb_interfaceID ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_xro , x_type , length ) ;
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break ;
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case PCEP_SUB_AUTONOMOUS_SYS_NUM_XRO :
dissect_subobj_autonomous_sys_num ( pcep_object_tree , tvb , offset2 , obj_class , ett_pcep_obj_xro , x_type , length ) ;
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break ;
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case PCEP_SUB_SRLG :
dissect_subobj_srlg ( pcep_object_tree , tvb , offset2 , ett_pcep_obj_xro , x_type , length ) ;
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break ;
default :
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proto_tree_add_text ( pcep_object_tree , tvb , offset2 - 4 , length , " Non defined subobject (%d) " , type_xro ) ;
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break ;
}
offset2 + = length ;
body_obj_len - = length ;
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}
}
/*------------------------------------------------------------------------------*/
/* Dissect in Objects */
/*------------------------------------------------------------------------------*/
static void
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dissect_pcep_obj_tree ( proto_tree * pcep_tree , tvbuff_t * tvb , int len , int offset , int msg_length )
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{
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guint8 obj_class ;
guint8 ot_res_p_i ;
guint16 obj_length ;
int type ;
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proto_tree * pcep_object_tree ;
proto_item * pcep_object_item ;
proto_tree * pcep_header_obj_flags ;
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proto_item * ti ;
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while ( len < msg_length ) {
obj_class = tvb_get_guint8 ( tvb , offset ) ;
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switch ( obj_class ) {
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case PCEP_OPEN_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_OPEN ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_open ) ;
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break ;
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case PCEP_RP_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_RP ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_request_parameters ) ;
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break ;
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case PCEP_NO_PATH_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_NO_PATH ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_no_path ) ;
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break ;
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case PCEP_END_POINT_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_END_POINT ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_end_point ) ;
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break ;
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case PCEP_BANDWIDTH_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_BANDWIDTH ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_bandwidth ) ;
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break ;
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case PCEP_METRIC_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_METRIC ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_metric ) ;
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break ;
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case PCEP_EXPLICIT_ROUTE_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_EXPLICIT_ROUTE ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_explicit_route ) ;
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break ;
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case PCEP_RECORD_ROUTE_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_RECORD_ROUTE ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_record_route ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_LSPA_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_LSPA ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_lspa ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_IRO_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_IRO ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_iro ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_SVEC_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_SVEC ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_svec ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_NOTIFICATION_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_NOTIFICATION ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_notification ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_PCEP_ERROR_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_PCEP_ERROR ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_error ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_LOAD_BALANCING_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_LOAD_BALANCING ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_load_balancing ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_CLOSE_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_CLOSE ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_close ) ;
2007-12-28 11:23:23 +00:00
break ;
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case PCEP_XRO_OBJ :
pcep_object_item = proto_tree_add_item ( pcep_tree , pcep_filter [ PCEPF_OBJ_XRO ] , tvb , offset , - 1 , FALSE ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_xro ) ;
2007-12-28 11:23:23 +00:00
break ;
default :
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pcep_object_item = proto_tree_add_text ( pcep_tree , tvb , offset , - 1 , " Unknown object (%u) " , obj_class ) ;
pcep_object_tree = proto_item_add_subtree ( pcep_object_item , ett_pcep_obj_unknown ) ;
2007-12-28 11:23:23 +00:00
break ;
}
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proto_tree_add_uint ( pcep_object_tree , pcep_filter [ PCEPF_OBJECT_CLASS ] , tvb , offset , 1 , obj_class ) ;
2007-12-28 03:06:30 +00:00
ot_res_p_i = tvb_get_guint8 ( tvb , offset + 1 ) ;
type = ( ot_res_p_i & MASK_OBJ_TYPE ) > > 4 ;
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proto_tree_add_text ( pcep_object_tree , tvb , offset + 1 , 1 , " Object Type: %u " , type ) ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_object_tree , tvb , offset + 1 , 1 , " Flags " ) ;
pcep_header_obj_flags = proto_item_add_subtree ( ti , ett_pcep_hdr ) ;
proto_tree_add_boolean ( pcep_header_obj_flags , pcep_hdr_obj_flags_reserved , tvb , offset + 1 , 1 , ot_res_p_i ) ;
proto_tree_add_boolean ( pcep_header_obj_flags , pcep_hdr_obj_flags_p , tvb , offset + 1 , 1 , ot_res_p_i ) ;
proto_tree_add_boolean ( pcep_header_obj_flags , pcep_hdr_obj_flags_i , tvb , offset + 1 , 1 , ot_res_p_i ) ;
2007-12-28 03:06:30 +00:00
obj_length = tvb_get_ntohs ( tvb , offset + 2 ) ;
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proto_item_set_len ( pcep_object_item , obj_length ) ;
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if ( obj_length < 4 ) {
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proto_tree_add_text ( pcep_object_tree , tvb , offset + 2 , 2 , " Object Length: %u (bogus, must be >= 4) " , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
}
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_object_tree , tvb , offset + 2 , 2 , " Object Length: %u " , obj_length ) ;
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switch ( obj_class ) {
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case PCEP_OPEN_OBJ :
dissect_pcep_open_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_RP_OBJ :
dissect_pcep_rp_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
case PCEP_NO_PATH_OBJ :
dissect_pcep_no_path_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_END_POINT_OBJ :
dissect_pcep_end_point_obj ( pcep_object_tree , tvb , offset + 4 , obj_length , type ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_BANDWIDTH_OBJ :
dissect_pcep_bandwidth_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_METRIC_OBJ :
dissect_pcep_metric_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_EXPLICIT_ROUTE_OBJ :
dissect_pcep_explicit_route_obj ( pcep_object_tree , tvb , offset + 4 , obj_length , obj_class ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_RECORD_ROUTE_OBJ :
dissect_pcep_record_route_obj ( pcep_object_tree , tvb , offset + 4 , obj_length , obj_class ) ;
2007-12-23 14:19:48 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_LSPA_OBJ :
dissect_pcep_lspa_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_IRO_OBJ :
dissect_pcep_iro_obj ( pcep_object_tree , tvb , offset + 4 , obj_length , obj_class ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_SVEC_OBJ :
dissect_pcep_svec_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
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break ;
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case PCEP_NOTIFICATION_OBJ :
dissect_pcep_notification_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
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case PCEP_PCEP_ERROR_OBJ :
dissect_pcep_error_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
2007-12-23 14:19:48 +00:00
break ;
2007-12-28 23:05:22 +00:00
case PCEP_LOAD_BALANCING_OBJ :
dissect_pcep_balancing_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
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break ;
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case PCEP_CLOSE_OBJ :
dissect_pcep_close_obj ( pcep_object_tree , tvb , offset + 4 , obj_length ) ;
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break ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
case PCEP_XRO_OBJ :
dissect_pcep_xro_obj ( pcep_object_tree , tvb , offset + 4 , obj_length , obj_class ) ;
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break ;
2007-12-28 03:06:30 +00:00
2007-12-23 14:19:48 +00:00
default :
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proto_tree_add_text ( pcep_object_tree , tvb , offset + 4 , obj_length - OBJ_HDR_LEN , " PCEP Object BODY non defined (%u) " , type ) ;
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break ;
}
2007-12-28 03:06:30 +00:00
offset + = obj_length ;
len + = obj_length ;
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}
}
/*------------------------------------------------------------------------------
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* Dissect a single PCEP message in a tree
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
static void
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dissect_pcep_msg_tree ( tvbuff_t * tvb , proto_tree * tree , guint tree_mode , packet_info * pinfo )
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{
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proto_tree * pcep_tree = NULL ;
proto_tree * pcep_header_tree ;
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proto_tree * ti ;
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proto_tree * pcep_header_msg_flags ;
2008-05-14 01:47:41 +00:00
proto_item * hidden_item ;
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2007-12-23 14:19:48 +00:00
int offset = 0 ;
int len = 0 ;
guint8 ver_flags ;
guint8 message_type ;
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guint16 msg_length ;
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ver_flags = tvb_get_guint8 ( tvb , 0 ) ;
message_type = tvb_get_guint8 ( tvb , 1 ) ;
msg_length = tvb_get_ntohs ( tvb , 2 ) ;
2007-12-28 03:06:30 +00:00
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if ( check_col ( pinfo - > cinfo , COL_INFO ) ) {
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col_append_fstr ( pinfo - > cinfo , COL_INFO , " %s " , val_to_str ( message_type , message_type_vals , " Unknown Message (%u). " ) ) ;
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}
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_item ( tree , proto_pcep , tvb , offset , msg_length , FALSE ) ;
pcep_tree = proto_item_add_subtree ( ti , tree_mode ) ;
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2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_tree , tvb , offset , 4 , " %s Header " , val_to_str ( message_type , message_type_vals , " Unknown Message (%u). " ) ) ;
2007-12-23 14:19:48 +00:00
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pcep_header_tree = proto_item_add_subtree ( ti , ett_pcep_hdr ) ;
2007-12-23 14:19:48 +00:00
2007-12-28 23:05:22 +00:00
proto_tree_add_text ( pcep_header_tree , tvb , offset , 1 , " PCEP Version: %x " , ( ver_flags & 0x20 ) > > 5 ) ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
ti = proto_tree_add_text ( pcep_header_tree , tvb , offset , 1 , " Flags: 0x%02x " , ver_flags & 0x1f ) ;
pcep_header_msg_flags = proto_item_add_subtree ( ti , ett_pcep_hdr ) ;
proto_tree_add_boolean ( pcep_header_msg_flags , pcep_hdr_msg_flags_reserved , tvb , offset , 1 , ( ver_flags & 0x1f ) ) ;
proto_tree_add_uint ( pcep_header_tree , pcep_filter [ PCEPF_MSG ] , tvb , offset + 1 , 1 , message_type ) ;
proto_tree_add_text ( pcep_header_tree , tvb , offset + 2 , 2 , " Message length: %u " , msg_length ) ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
switch ( PCEPF_MSG + message_type ) {
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2007-12-28 23:05:22 +00:00
case PCEPF_OPEN :
case PCEPF_KEEPALIVE :
case PCEPF_PATH_COMPUTATION_REQUEST :
case PCEPF_PATH_COMPUTATION_REPLY :
case PCEPF_NOTIFICATION :
case PCEPF_ERROR :
case PCEPF_CLOSE :
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hidden_item = proto_tree_add_boolean ( pcep_header_tree , pcep_filter [ PCEPF_MSG + message_type ] , tvb , offset + 1 , 1 , 1 ) ;
PROTO_ITEM_SET_HIDDEN ( hidden_item ) ;
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break ;
default :
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proto_tree_add_protocol_format ( pcep_header_tree , proto_malformed , tvb , offset + 1 , 1 , " Invalid message type: %u " , message_type ) ;
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return ;
}
offset = 4 ;
len = 4 ;
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dissect_pcep_obj_tree ( pcep_tree , tvb , len , offset , msg_length ) ;
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}
static guint
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get_pcep_message_len ( packet_info * pinfo _U_ , tvbuff_t * tvb , int offset )
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{
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guint16 plen ;
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/* Get the length of the PCEP packet.*/
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plen = tvb_get_ntohs ( tvb , offset + 2 ) ;
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return plen ;
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}
static void
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dissect_pcep_pdu ( tvbuff_t * tvb , packet_info * pinfo , proto_tree * tree )
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{
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/* Set up structures needed to add the protocol subtree and manage it */
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col_set_str ( pinfo - > cinfo , COL_PROTOCOL , " PCEP " ) ;
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/* Clear out stuff in the info column */
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col_clear ( pinfo - > cinfo , COL_INFO ) ;
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dissect_pcep_msg_tree ( tvb , tree , ett_pcep , pinfo ) ;
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}
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static void
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dissect_pcep ( tvbuff_t * tvb , packet_info * pinfo , proto_tree * tree )
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{
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tcp_dissect_pdus ( tvb , pinfo , tree , TRUE , 4 , get_pcep_message_len ,
dissect_pcep_pdu ) ;
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}
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/*Register the protocol with wireshark*/
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void
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proto_register_pcep ( void ) {
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static hf_register_info pcepf_info [ ] = {
/* Message type number */
{ & pcep_filter [ PCEPF_MSG ] ,
{ " Message Type " , " pcep.msg " , FT_UINT8 , BASE_DEC , VALS ( message_type_vals ) , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_hdr_msg_flags_reserved ,
{ " Reserved Flags " , " pcep.hdr.msg.flags.reserved " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_HDR_MSG_RESERVED ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_OPEN ] ,
{ " Open Message " , " pcep.msg.open " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_KEEPALIVE ] ,
{ " Keepalive Message " , " pcep.msg.keepalive " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_PATH_COMPUTATION_REQUEST ] ,
{ " Path Computation Request Message " , " pcep.msg.path.computation.request " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_PATH_COMPUTATION_REPLY ] ,
{ " Path Computation Reply Mesagge " , " pcep.msg.path.computation.reply " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_NOTIFICATION ] ,
{ " Notification Message " , " pcep.msg.notification " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_ERROR ] ,
{ " Error Message " , " pcep.msg.error " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_CLOSE ] ,
{ " Close Message " , " pcep.msg.close " , FT_BOOLEAN , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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/*Object header*/
{ & pcep_hdr_obj_flags_reserved ,
{ " Reserved Flags " , " pcep.hdr.obj.flags.reserved " , FT_BOOLEAN , 4 , TFS ( & tfs_set_notset ) , PCEP_HDR_OBJ_RESERVED ,
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NULL , HFILL } } ,
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{ & pcep_hdr_obj_flags_p ,
{ " Processing-Rule (P) " , " pcep.hdr.obj.flags.p " , FT_BOOLEAN , 4 , TFS ( & tfs_set_notset ) , PCEP_HDR_OBJ_P ,
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NULL , HFILL } } ,
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{ & pcep_hdr_obj_flags_i ,
{ " Ignore (I) " , " pcep.hdr.obj.flags.i " , FT_BOOLEAN , 4 , TFS ( & tfs_set_notset ) , PCEP_HDR_OBJ_I ,
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NULL , HFILL } } ,
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/* Object class */
{ & pcep_filter [ PCEPF_OBJECT_CLASS ] ,
{ " Object Class " , " pcep.object " , FT_UINT32 , BASE_DEC , VALS ( pcep_class_vals ) , 0x0 ,
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NULL , HFILL } } ,
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/* Object types */
{ & pcep_filter [ PCEPF_OBJ_OPEN ] ,
{ " OPEN object " , " pcep.obj.open " , FT_NONE , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_open_flags_res ,
{ " Reserved Flags " , " pcep.open.flags.res " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_OPEN_RES ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_OBJ_RP ] ,
{ " RP object " , " pcep.obj.rp " , FT_NONE , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_rp_flags_reserved ,
{ " Reserved Flags " , " pcep.rp.flags.reserved " , FT_BOOLEAN , 24 , TFS ( & tfs_set_notset ) , PCEP_RP_RESERVED ,
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NULL , HFILL } } ,
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{ & pcep_rp_flags_pri ,
{ " Priority (PRI) " , " pcep.rp.flags.pri " , FT_BOOLEAN , 24 , TFS ( & tfs_on_off ) , PCEP_RP_PRI ,
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NULL , HFILL } } ,
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{ & pcep_rp_flags_r ,
{ " Reoptimization (R) " , " pcep.rp.flags.r " , FT_BOOLEAN , 24 , TFS ( & tfs_set_notset ) , PCEP_RP_R ,
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NULL , HFILL } } ,
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{ & pcep_rp_flags_b ,
{ " Bi-directional (L) " , " pcep.rp.flags.b " , FT_BOOLEAN , 24 , TFS ( & tfs_set_notset ) , PCEP_RP_B ,
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NULL , HFILL } } ,
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{ & pcep_rp_flags_o ,
{ " Strict/Loose (L) " , " pcep.rp.flags.o " , FT_BOOLEAN , 24 , TFS ( & tfs_set_notset ) , PCEP_RP_O ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_OBJ_NO_PATH ] ,
{ " NO-PATH object " , " pcep.obj.nopath " , FT_NONE , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
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{ & pcep_no_path_flags_c ,
{ " C " , " pcep.no.path.flags.c " , FT_BOOLEAN , 16 , TFS ( & tfs_set_notset ) , PCEP_NO_PATH_C ,
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NULL , HFILL } } ,
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{ & pcep_filter [ PCEPF_OBJ_END_POINT ] ,
{ " END-POINT object " , " pcep.obj.endpoint " , FT_NONE , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_BANDWIDTH ] ,
{ " BANDWIDTH object " , " pcep.obj.bandwidth " , FT_NONE , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_METRIC ] ,
{ " METRIC object " , " pcep.obj.metric " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_metric_flags_c ,
{ " Cost (C) " , " pcep.metric.flags.c " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_METRIC_C ,
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NULL , HFILL } } ,
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{ & pcep_metric_flags_b ,
{ " Bound (B) " , " pcep.metric.flags.b " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_METRIC_B ,
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NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_EXPLICIT_ROUTE ] ,
{ " EXPLICIT ROUTE object (ERO) " , " pcep.obj.ero " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_RECORD_ROUTE ] ,
{ " RECORD ROUTE object (RRO) " , " pcep.obj.rro " , FT_NONE , BASE_NONE , NULL , 0x0 ,
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NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_LSPA ] ,
{ " LSPA object " , " pcep.obj.lspa " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_lspa_flags_l ,
{ " Local Protection Desired (L) " , " pcep.lspa.flags.l " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_LSPA_L ,
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NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_IRO ] ,
{ " IRO object " , " pcep.obj.iro " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_SVEC ] ,
{ " SVEC object " , " pcep.obj.svec " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_svec_flags_l ,
{ " Link diverse (L) " , " pcep.svec.flags.l " , FT_BOOLEAN , 24 , TFS ( & tfs_set_notset ) , PCEP_SVEC_L ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_svec_flags_n ,
{ " Node diverse (N) " , " pcep.svec.flags.n " , FT_BOOLEAN , 24 , TFS ( & tfs_set_notset ) , PCEP_SVEC_N ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_svec_flags_s ,
{ " SRLG diverse (S) " , " pcep.svec.flags.s " , FT_BOOLEAN , 24 , TFS ( & tfs_set_notset ) , PCEP_SVEC_S ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_NOTIFICATION ] ,
{ " NOTIFICATION object " , " pcep.obj.notification " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_NOTI_TYPE ] ,
{ " Notification Value " , " pcep.notification.value1 " , FT_UINT32 , BASE_DEC , VALS ( pcep_notification_types_vals ) , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_NOTI_VAL1 ] ,
{ " Notification Type " , " pcep.notification.type2 " , FT_UINT32 , BASE_DEC , VALS ( pcep_notification_values1_vals ) , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_NOTI_VAL2 ] ,
{ " Notification Type " , " pcep.notification.type " , FT_UINT32 , BASE_DEC , VALS ( pcep_notification_values2_vals ) , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_PCEP_ERROR ] ,
{ " ERROR object " , " pcep.obj.error " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_ERROR_TYPE ] ,
{ " Error-Type " , " pcep.error.type " , FT_UINT8 , BASE_DEC , VALS ( pcep_error_types_obj_vals ) , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_LOAD_BALANCING ] ,
{ " LOAD BALANCING object " , " pcep.obj.loadbalancing " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_CLOSE ] ,
{ " CLOSE object " , " pcep.obj.close " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_OBJ_XRO ] ,
{ " EXCLUDE ROUTE object (XRO) " , " pcep.obj.xro " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
/*Subobjects*/
{ & pcep_filter [ PCEPF_SUBOBJ ] ,
{ " Type " , " pcep.subobj " , FT_UINT8 , BASE_DEC , VALS ( pcep_subobj_vals ) , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_IPv4 ] ,
{ " SUBOBJECT: IPv4 Prefix " , " pcep.subobj.ipv4 " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_IPv6 ] ,
{ " SUBOBJECT: IPv6 Prefix " , " pcep.subobj.ipv6 " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_LABEL_CONTROL ] ,
{ " SUBOBJECT: Label Control " , " pcep.subobj.label.control " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_UNNUM_INTERFACEID ] ,
{ " SUBOBJECT: Unnumbered Interface ID " , " pcep.subobj.unnum.interfaceid " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_AUTONOMOUS_SYS_NUM ] ,
{ " SUBOBJECT: Autonomous System Number " , " pcep.subobj.autonomous.sys.num " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_SRLG ] ,
{ " SUBOBJECT: SRLG " , " pcep.subobj.srlg " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_EXRS ] ,
{ " SUBOBJECT: EXRS " , " pcep.subobj.exrs " , FT_NONE , BASE_NONE , NULL , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUBOBJ_XRO ] ,
{ " Type " , " pcep.subobj.label " , FT_UINT32 , BASE_DEC , VALS ( pcep_subobj_xro_vals ) , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_xro_flags_f ,
{ " Fail (F) " , " pcep.xro.flags.f " , FT_BOOLEAN , 16 , TFS ( & tfs_set_notset ) , PCEP_XRO_F ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_filter [ PCEPF_SUB_XRO_ATTRIB ] ,
{ " Attribute " , " pcep.xro.sub.attribute " , FT_UINT32 , BASE_DEC , VALS ( pcep_xro_attribute_obj_vals ) , 0x0 ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
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{ & pcep_subobj_flags_lpa ,
{ " Local Protection Available " , " pcep.subobj.flags.lpa " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_SUB_LPA ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_subobj_flags_lpu ,
{ " Local protection in Use " , " pcep.subobj.flags.lpu " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_SUB_LPU ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
{ & pcep_subobj_label_flags_gl ,
{ " Global Label " , " pcep.subobj.label.flags.gl " , FT_BOOLEAN , 8 , TFS ( & tfs_set_notset ) , PCEP_SUB_LABEL_GL ,
2009-06-22 18:23:58 +00:00
NULL , HFILL } } ,
2009-06-22 04:58:08 +00:00
} ;
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/*Register the protocol name and description*/
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proto_pcep = proto_register_protocol (
" Path Computation Element communication Protocol " , /* name*/
" PCEP " , /* short name */
" pcep " /* abbrev*/ ) ;
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/* Required function calls to register the header fields and subtrees used */
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proto_register_field_array ( proto_pcep , pcepf_info , array_length ( pcepf_info ) ) ;
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proto_register_subtree_array ( ett , array_length ( ett ) ) ;
}
/*Dissector Handoff*/
void
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proto_reg_handoff_pcep ( void )
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{
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dissector_handle_t pcep_handle ;
2007-12-28 03:06:30 +00:00
2007-12-28 23:05:22 +00:00
pcep_handle = create_dissector_handle ( dissect_pcep , proto_pcep ) ;
dissector_add ( " tcp.port " , TCP_PORT_PCEP , pcep_handle ) ;
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}