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wireshark/epan/dissectors/packet-cops.c

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/* packet-cops.c
* Routines for the COPS (Common Open Policy Service) protocol dissection
* RFC2748 & COPS-PR extension RFC3084
*
* Copyright 2000, Heikki Vatiainen <hessu@cs.tut.fi>
*
* Added PacketCable D-QoS specifications by Dick Gooris <gooris@lucent.com>
*
* Taken from PacketCable specifications :
* PacketCable Dynamic Quality-of-Service Specification
* Based on PKT-SP-DQOS-I09-040402 (April 2, 2004)
*
* PacketCable Multimedia Specification
* Based on PKT-SP-MM-I02-040930
*
* www.packetcable.com
*
* Implemented in ethereal at April 7-8, 2004
*
* $Id$
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/*
* Some of the development of the COPS protocol decoder was sponsored by
* Cable Television Laboratories, Inc. ("CableLabs") based upon proprietary
* CableLabs' specifications. Your license and use of this protocol decoder
* does not mean that you are licensed to use the CableLabs'
* specifications. If you have questions about this protocol, contact
* jf.mule [AT] cablelabs.com or c.stuart [AT] cablelabs.com for additional
* information.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <glib.h>
#include "isprint.h"
#include <epan/packet.h>
#include "packet-ipv6.h"
#include "packet-tcp.h"
#ifdef HAVE_SOME_SNMP
#ifdef HAVE_NET_SNMP
# include <net-snmp/net-snmp-config.h>
# include <net-snmp/mib_api.h>
# include <net-snmp/library/default_store.h>
# include <net-snmp/config_api.h>
#else /* HAVE_NET_SNMP */
# include <ucd-snmp/ucd-snmp-config.h>
# include <ucd-snmp/asn1.h>
# include <ucd-snmp/snmp_api.h>
# include <ucd-snmp/snmp_impl.h>
# include <ucd-snmp/mib.h>
# include <ucd-snmp/default_store.h>
# include <ucd-snmp/read_config.h>
# include <ucd-snmp/tools.h>
#endif /* HAVE_NET_SNMP */
#endif /* HAVE_SOME_SNMP */
#include <epan/asn1.h>
#include <epan/dissectors/format-oid.h>
#include <epan/prefs.h>
#include <epan/emem.h>
/* XXX - The "plain" COPS port (3288) can be overridden in the prefs.
The PacketCable port cannot - should this be the case? */
#define TCP_PORT_COPS 3288
#define TCP_PORT_PKTCABLE_COPS 2126
#define TCP_PORT_PKTCABLE_MM_COPS 3918
/* Preference: Variable to hold the tcp port preference */
static guint global_cops_tcp_port = TCP_PORT_COPS;
/* Preference: desegmentation of COPS */
static gboolean cops_desegment = TRUE;
/* Variable to allow for proper deletion of dissector registration
* when the user changes port from the gui
*/
static guint cops_tcp_port = 0;
/*Some local globals needed to read COPS-PR ASN.1 Types from PIB-MIBs */
/*MAX_OID_LEN from NET-SNMP's asn1.h*/
#ifdef HAVE_NET_SNMP
static subid_t last_decoded_prid_oid[MAX_OID_LEN]={0};
static subid_t last_decoded_prid_oid_length=0;
extern struct tree *tree_head;
/* Preference: COPS-PR ASN.1 type decoding based on PIB/MIB or data in packet */
static gboolean cops_typefrommib = FALSE;
#endif /* HAVE_NET_SNMP */
#define COPS_OBJECT_HDR_SIZE 4
/* Null string of type "guchar[]". */
static const guchar nullstring[] = "";
#define SAFE_STRING(s) (((s) != NULL) ? (s) : nullstring)
/* COPS PR Tags */
#define COPS_IPA 0 /* IP Address */
#define COPS_U32 2 /* Unsigned 32*/
#define COPS_TIT 3 /* TimeTicks */
#define COPS_OPQ 4 /* Opaque */
#define COPS_I64 10 /* Integer64 */
#define COPS_U64 11 /* Uinteger64 */
/* COPS PR Types */
#define COPS_NULL 0
#define COPS_INTEGER 1 /* l */
#define COPS_OCTETSTR 2 /* c */
#define COPS_OBJECTID 3 /* ul */
#define COPS_IPADDR 4 /* uc */
#define COPS_UNSIGNED32 5 /* ul */
#define COPS_TIMETICKS 7 /* ul */
#define COPS_OPAQUE 8 /* c */
#define COPS_INTEGER64 10 /* ll */
#define COPS_UNSIGNED64 11 /* ull */
typedef struct _COPS_CNV COPS_CNV;
struct _COPS_CNV
{
guint class;
guint tag;
gint syntax;
const gchar *name;
};
static COPS_CNV CopsCnv [] =
{
{ASN1_UNI, ASN1_NUL, COPS_NULL, "NULL"},
{ASN1_UNI, ASN1_INT, COPS_INTEGER, "INTEGER"},
{ASN1_UNI, ASN1_OTS, COPS_OCTETSTR, "OCTET STRING"},
{ASN1_UNI, ASN1_OJI, COPS_OBJECTID, "OBJECTID"},
{ASN1_APL, COPS_IPA, COPS_IPADDR, "IPADDR"},
{ASN1_APL, COPS_U32, COPS_UNSIGNED32,"UNSIGNED32"},
{ASN1_APL, COPS_TIT, COPS_TIMETICKS, "TIMETICKS"},
{ASN1_APL, COPS_OPQ, COPS_OPAQUE, "OPAQUE"},
{ASN1_APL, COPS_I64, COPS_INTEGER64, "INTEGER64"},
{ASN1_APL, COPS_U64, COPS_UNSIGNED64, "UNSIGNED64"},
{0, 0, -1, NULL}
};
static const gchar *
cops_tag_cls2syntax ( guint tag, guint cls, gushort *syntax)
{
COPS_CNV *cnv;
cnv = CopsCnv;
while (cnv->syntax != -1)
{
if (cnv->tag == tag && cnv->class == cls)
{
*syntax = cnv->syntax;
return cnv->name;
}
cnv++;
}
return NULL;
}
static const value_string cops_flags_vals[] = {
{ 0x00, "None" },
{ 0x01, "Solicited Message Flag Bit" },
{ 0, NULL },
};
/* The different COPS message types */
enum cops_op_code {
COPS_NO_MSG, /* Not a COPS Message type */
COPS_MSG_REQ, /* Request (REQ) */
COPS_MSG_DEC, /* Decision (DEC) */
COPS_MSG_RPT, /* Report State (RPT) */
COPS_MSG_DRQ, /* Delete Request State (DRQ) */
COPS_MSG_SSQ, /* Synchronize State Req (SSQ) */
COPS_MSG_OPN, /* Client-Open (OPN) */
COPS_MSG_CAT, /* Client-Accept (CAT) */
COPS_MSG_CC, /* Client-Close (CC) */
COPS_MSG_KA, /* Keep-Alive (KA) */
COPS_MSG_SSC, /* Synchronize Complete (SSC) */
COPS_LAST_OP_CODE /* For error checking */
};
static const value_string cops_op_code_vals[] = {
{ COPS_MSG_REQ, "Request (REQ)" },
{ COPS_MSG_DEC, "Decision (DEC)" },
{ COPS_MSG_RPT, "Report State (RPT)" },
{ COPS_MSG_DRQ, "Delete Request State (DRQ)" },
{ COPS_MSG_SSQ, "Synchronize State Req (SSQ)" },
{ COPS_MSG_OPN, "Client-Open (OPN)" },
{ COPS_MSG_CAT, "Client-Accept (CAT)" },
{ COPS_MSG_CC, "Client-Close (CC)" },
{ COPS_MSG_KA, "Keep-Alive (KA)" },
{ COPS_MSG_SSC, "Synchronize Complete (SSC)" },
{ 0, NULL },
};
/* The different objects in COPS messages */
enum cops_c_num {
COPS_NO_OBJECT, /* Not a COPS Object type */
COPS_OBJ_HANDLE, /* Handle Object (Handle) */
COPS_OBJ_CONTEXT, /* Context Object (Context) */
COPS_OBJ_IN_INT, /* In-Interface Object (IN-Int) */
COPS_OBJ_OUT_INT, /* Out-Interface Object (OUT-Int) */
COPS_OBJ_REASON, /* Reason Object (Reason) */
COPS_OBJ_DECISION, /* Decision Object (Decision) */
COPS_OBJ_LPDPDECISION, /* LPDP Decision Object (LPDPDecision) */
COPS_OBJ_ERROR, /* Error Object (Error) */
COPS_OBJ_CLIENTSI, /* Client Specific Information Object (ClientSI) */
COPS_OBJ_KATIMER, /* Keep-Alive Timer Object (KATimer) */
COPS_OBJ_PEPID, /* PEP Identification Object (PEPID) */
COPS_OBJ_REPORT_TYPE, /* Report-Type Object (Report-Type) */
COPS_OBJ_PDPREDIRADDR, /* PDP Redirect Address Object (PDPRedirAddr) */
COPS_OBJ_LASTPDPADDR, /* Last PDP Address (LastPDPaddr) */
COPS_OBJ_ACCTTIMER, /* Accounting Timer Object (AcctTimer) */
COPS_OBJ_INTEGRITY, /* Message Integrity Object (Integrity) */
COPS_LAST_C_NUM /* For error checking */
};
static const value_string cops_c_num_vals[] = {
{ COPS_OBJ_HANDLE, "Handle Object (Handle)" },
{ COPS_OBJ_CONTEXT, "Context Object (Context)" },
{ COPS_OBJ_IN_INT, "In-Interface Object (IN-Int)" },
{ COPS_OBJ_OUT_INT, "Out-Interface Object (OUT-Int)" },
{ COPS_OBJ_REASON, "Reason Object (Reason)" },
{ COPS_OBJ_DECISION, "Decision Object (Decision)" },
{ COPS_OBJ_LPDPDECISION, "LPDP Decision Object (LPDPDecision)" },
{ COPS_OBJ_ERROR, "Error Object (Error)" },
{ COPS_OBJ_CLIENTSI, "Client Specific Information Object (ClientSI)" },
{ COPS_OBJ_KATIMER, "Keep-Alive Timer Object (KATimer)" },
{ COPS_OBJ_PEPID, "PEP Identification Object (PEPID)" },
{ COPS_OBJ_REPORT_TYPE, "Report-Type Object (Report-Type)" },
{ COPS_OBJ_PDPREDIRADDR, "PDP Redirect Address Object (PDPRedirAddr)" },
{ COPS_OBJ_LASTPDPADDR, "Last PDP Address (LastPDPaddr)" },
{ COPS_OBJ_ACCTTIMER, "Accounting Timer Object (AcctTimer)" },
{ COPS_OBJ_INTEGRITY, "Message Integrity Object (Integrity)" },
{ 0, NULL },
};
/* The different objects in COPS-PR messages */
enum cops_s_num {
COPS_NO_PR_OBJECT, /* Not a COPS-PR Object type */
COPS_OBJ_PRID, /* Provisioning Instance Identifier (PRID) */
COPS_OBJ_PPRID, /* Prefix Provisioning Instance Identifier (PPRID) */
COPS_OBJ_EPD, /* Encoded Provisioning Instance Data (EPD) */
COPS_OBJ_GPERR, /* Global Provisioning Error Object (GPERR) */
COPS_OBJ_CPERR, /* PRC Class Provisioning Error Object (CPERR) */
COPS_OBJ_ERRPRID, /* Error Provisioning Instance Identifier (ErrorPRID)*/
COPS_LAST_S_NUM /* For error checking */
};
static const value_string cops_s_num_vals[] = {
{ COPS_OBJ_PRID, "Provisioning Instance Identifier (PRID)" },
{ COPS_OBJ_PPRID, "Prefix Provisioning Instance Identifier (PPRID)" },
{ COPS_OBJ_EPD, "Encoded Provisioning Instance Data (EPD)" },
{ COPS_OBJ_GPERR, "Global Provisioning Error Object (GPERR)" },
{ COPS_OBJ_CPERR, "PRC Class Provisioning Error Object (CPERR)" },
{ COPS_OBJ_ERRPRID, "Error Provisioning Instance Identifier (ErrorPRID)" },
{ 0, NULL },
};
/* R-Type is carried within the Context Object */
static const value_string cops_r_type_vals[] = {
{ 0x01, "Incoming-Message/Admission Control request" },
{ 0x02, "Resource-Allocation request" },
{ 0x04, "Outgoing-Message request" },
{ 0x08, "Configuration request" },
{ 0, NULL },
};
/* S-Type is carried within the ClientSI Object for COPS-PR*/
static const value_string cops_s_type_vals[] = {
{ 0x01, "BER" },
{ 0, NULL },
};
/* Reason-Code is carried within the Reason object */
static const value_string cops_reason_vals[] = {
{ 1, "Unspecified" },
{ 2, "Management" },
{ 3, "Preempted (Another request state takes precedence)" },
{ 4, "Tear (Used to communicate a signaled state removal)" },
{ 5, "Timeout (Local state has timed-out)" },
{ 6, "Route Change (Change invalidates request state)" },
{ 7, "Insufficient Resources (No local resource available)" },
{ 8, "PDP's Directive (PDP decision caused the delete)" },
{ 9, "Unsupported decision (PDP decision not supported)" },
{ 10, "Synchronize Handle Unknown" },
{ 11, "Transient Handle (stateless event)" },
{ 12, "Malformed Decision (could not recover)" },
{ 13, "Unknown COPS Object from PDP" },
{ 0, NULL },
};
/* Command-Code is carried within the Decision object if C-Type is 1 */
static const value_string cops_dec_cmd_code_vals[] = {
{ 0, "NULL Decision (No configuration data available)" },
{ 1, "Install (Admit request/Install configuration)" },
{ 2, "Remove (Remove request/Remove configuration)" },
{ 0, NULL },
};
/* Decision flags are also carried with the Decision object if C-Type is 1 */
static const value_string cops_dec_cmd_flag_vals[] = {
{ 0x00, "<None set>" },
{ 0x01, "Trigger Error (Trigger error message if set)" },
{ 0, NULL },
};
/* Error-Code from Error object */
static const value_string cops_error_vals[] = {
{1, "Bad handle" },
{2, "Invalid handle reference" },
{3, "Bad message format (Malformed Message)" },
{4, "Unable to process (server gives up on query)" },
{5, "Mandatory client-specific info missing" },
{6, "Unsupported client" },
{7, "Mandatory COPS object missing" },
{8, "Client Failure" },
{9, "Communication Failure" },
{10, "Unspecified" },
{11, "Shutting down" },
{12, "Redirect to Preferred Server" },
{13, "Unknown COPS Object" },
{14, "Authentication Failure" },
{15, "Authentication Required" },
{0, NULL },
};
/* Error-Code from GPERR object */
static const value_string cops_gperror_vals[] = {
{1, "AvailMemLow" },
{2, "AvailMemExhausted" },
{3, "unknownASN.1Tag" },
{4, "maxMsgSizeExceeded" },
{5, "unknownError" },
{6, "maxRequestStatesOpen" },
{7, "invalidASN.1Length" },
{8, "invalidObjectPad" },
{9, "unknownPIBData" },
{10, "unknownCOPSPRObject" },
{11, "malformedDecision" },
{0, NULL },
};
/* Error-Code from CPERR object */
static const value_string cops_cperror_vals[] = {
{1, "priSpaceExhausted" },
{2, "priInstanceInvalid" },
{3, "attrValueInvalid" },
{4, "attrValueSupLimited" },
{5, "attrEnumSupLimited" },
{6, "attrMaxLengthExceeded" },
{7, "attrReferenceUnknown" },
{8, "priNotifyOnly" },
{9, "unknownPrc" },
{10, "tooFewAttrs" },
{11, "invalidAttrType" },
{12, "deletedInRef" },
{13, "priSpecificError" },
{0, NULL },
};
/* Report-Type from Report-Type object */
static const value_string cops_report_type_vals[] = {
{1, " Success : Decision was successful at the PEP" },
{2, " Failure : Decision could not be completed by PEP" },
{3, " Accounting: Accounting update for an installed state" },
{0, NULL },
};
/* Client-type descriptions */
/* http://www.iana.org/assignments/cops-parameters */
/* PacketCable Types */
/* static dissector_handle_t sdp_handle; */
#define COPS_CLIENT_PC_DQOS 0x8008
#define COPS_CLIENT_PC_MM 0x800a
static const value_string cops_client_type_vals[] = {
{0, "None"},
{1, "RSVP"},
{2, "DiffServ QoS"},
{0x8001, "IP Highway"},
{0x8002, "IP Highway"},
{0x8003, "IP Highway"},
{0x8004, "IP Highway"},
{0x8005, "Fujitsu"},
{0x8006, "HP OpenView PolicyXpert"},
{0x8007, "HP OpenView PolicyXpert"},
{COPS_CLIENT_PC_DQOS, "PacketCable Dynamic Quality-of-Service"},
{0x8009, "3GPP"},
{COPS_CLIENT_PC_MM, "PacketCable Multimedia"},
{0, NULL},
};
/* The next tables are for PacketCable */
/* Transaction ID table */
static const value_string table_cops_dqos_transaction_id[] =
{
{ 0x1, "Gate Alloc" },
{ 0x2, "Gate Alloc Ack" },
{ 0x3, "Gate Alloc Err" },
{ 0x4, "Gate Set" },
{ 0x5, "Gate Set Ack" },
{ 0x6, "Gate Set Err" },
{ 0x7, "Gate Info" },
{ 0x8, "Gate Info Ack" },
{ 0x9, "Gate Info Err" },
{ 0xa, "Gate Delete" },
{ 0xb, "Gate Delete Ack" },
{ 0xc, "Gate Delete Err" },
{ 0xd, "Gate Open" },
{ 0xe, "Gate Close" },
{ 0, NULL },
};
/* Direction */
static const value_string table_cops_direction[] =
{
{ 0x0, "Downstream gate" },
{ 0x1, "Upstream gate" },
{ 0, NULL },
};
/* Session Class */
static const value_string table_cops_session_class[] =
{
{ 0x0, "Unspecified" },
{ 0x1, "Normal priority VoIP session" },
{ 0x2, "High priority VoIP session" },
{ 0x3, "Reserved" },
{ 0, NULL },
};
/* Reason Code */
static const value_string table_cops_reason_code[] =
{
{ 0x0, "Gate Delete Operation" },
{ 0x1, "Gate Close Operation" },
{ 0, NULL },
};
/* Reason Sub Code - Delete */
static const value_string table_cops_reason_subcode_delete[] =
{
{ 0x0, "Normal Operation" },
{ 0x1, "Local Gate-coordination not completed" },
{ 0x2, "Remote Gate-coordination not completed" },
{ 0x3, "Authorization revoked" },
{ 0x4, "Unexpected Gate-Open" },
{ 0x5, "Local Gate-Close failure" },
{ 0x127,"Unspecified error" },
{ 0, NULL },
};
/* Reason Sub Code - Close */
static const value_string table_cops_reason_subcode_close[] =
{
{ 0x0, "Client initiated release (normal operation)" },
{ 0x1, "Reservation reassignment (e.g., for priority session)" },
{ 0x2, "Lack of reservation maintenance (e.g., RSVP refreshes)" },
{ 0x3, "Lack of Docsis Mac-layer responses (e.g., station maintenance)" },
{ 0x4, "Timer T0 expiration; no Gate-Set received from CMS" },
{ 0x5, "Timer T1 expiration; no Commit received from MTA" },
{ 0x6, "Timer T7 expiration; Service Flow reservation timeout" },
{ 0x7, "Timer T8 expiration; Service Flow inactivity in the upstream direction" },
{ 0x127,"Unspecified error" },
{ 0, NULL },
};
/* PacketCable Error */
static const value_string table_cops_packetcable_error[] =
{
{ 0x1, "No gates urrently available" },
{ 0x2, "Unknown Gate ID" },
{ 0x3, "Illegal Session Class value" },
{ 0x4, "Subscriber exceeded gate limit" },
{ 0x5, "Gate already set" },
{ 0x6, "Missing Required Object" },
{ 0x7, "Invalid Object" },
{ 0x127,"Unspecified error" },
{ 0, NULL },
};
/* PacketCable Multimedia */
static const value_string table_cops_mm_transaction_id[] = {
{1, "Reserved"},
{2, "Reserved"},
{3, "Reserved"},
{4, "Gate Set"},
{5, "Gate Set Ack"},
{6, "Gate Set Err"},
{7, "Gate Info"},
{8, "Gate Info Ack"},
{9, "Gate Info Err"},
{10, "Gate Delete"},
{11, "Gate Delete Ack"},
{12, "Gate Delete Err"},
{13, "Gate Open"},
{14, "Gate Close"},
{15, "Gate Report State"},
{0, NULL },
};
static const value_string pcmm_flow_spec_service_vals[] = {
{2, "Guaranteed Rate"},
{5, "Controlled Load"},
{0, NULL },
};
static const value_string pcmm_packetcable_error_code[] = {
{1, "Insufficient Resources"},
{2, "Unknown GateID"},
{6, "Missing Required Object"},
{7, "Invalid Object"},
{8, "Volume-Based Usage Limit Exceeded"},
{9, "Time-Based Usage Limit Exceeded"},
{10, "Session Class Limit Exceeded"},
{11, "Undefined Service Class Name"},
{12, "Incompatible Envelope"},
{13, "Invalid SubscriberID"},
{14, "Unauthorized AMID"},
{15, "Number of Classifiers Not Supported"},
{127, "Other, Unspecified Error"},
{0, NULL},
};
static const value_string pcmm_gate_state[] = {
{1, "Idle/Closed"},
{2, "Authorized"},
{3, "Reserved"},
{4, "Committed"},
{5, "Committed-Recovery"},
{0, NULL},
};
static const value_string pcmm_gate_state_reason[] = {
{1, "Close initiated by CMTS due to reservation reassignment"},
{2, "Close initiated by CMTS due to lack of DOCSIS MAC-layer responses"},
{3, "Close initiated by CMTS due to timer T1 expiration"},
{4, "Close initiated by CMTS due to timer T2 expiration"},
{5, "Inactivity timer expired due to Service Flow inactivity (timer T3 expiration)"},
{6, "Close initiated by CMTS due to lack of Reservation Maintenance"},
{7, "Gate state unchanged, but volume limit reached"},
{8, "Close initiated by CMTS due to timer T4 expiration"},
{9, "Gate state unchanged, but timer T2 expiration caused reservation reduction"},
{65535, "Other"},
{0, NULL},
};
/* End of PacketCable Tables */
/* Initialize the protocol and registered fields */
static gint proto_cops = -1;
static gint hf_cops_ver_flags = -1;
static gint hf_cops_version = -1;
static gint hf_cops_flags = -1;
static gint hf_cops_op_code = -1;
static gint hf_cops_client_type = -1;
static gint hf_cops_msg_len = -1;
static gint hf_cops_obj_len = -1;
static gint hf_cops_obj_c_num = -1;
static gint hf_cops_obj_c_type = -1;
static gint hf_cops_obj_s_num = -1;
static gint hf_cops_obj_s_type = -1;
static gint hf_cops_r_type_flags = -1;
static gint hf_cops_m_type_flags = -1;
static gint hf_cops_in_int_ipv4 = -1;
static gint hf_cops_in_int_ipv6 = -1;
static gint hf_cops_out_int_ipv4 = -1;
static gint hf_cops_out_int_ipv6 = -1;
static gint hf_cops_int_ifindex = -1;
static gint hf_cops_reason = -1;
static gint hf_cops_reason_sub = -1;
static gint hf_cops_dec_cmd_code = -1;
static gint hf_cops_dec_flags = -1;
static gint hf_cops_error = -1;
static gint hf_cops_error_sub = -1;
static gint hf_cops_gperror = -1;
static gint hf_cops_gperror_sub = -1;
static gint hf_cops_cperror = -1;
static gint hf_cops_cperror_sub = -1;
static gint hf_cops_katimer = -1;
static gint hf_cops_pepid = -1;
static gint hf_cops_report_type = -1;
static gint hf_cops_pdprediraddr_ipv4 = -1;
static gint hf_cops_pdprediraddr_ipv6 = -1;
static gint hf_cops_lastpdpaddr_ipv4 = -1;
static gint hf_cops_lastpdpaddr_ipv6 = -1;
static gint hf_cops_pdp_tcp_port = -1;
static gint hf_cops_accttimer = -1;
static gint hf_cops_key_id = -1;
static gint hf_cops_seq_num = -1;
/* For PacketCable D-QoS */
static gint hf_cops_subtree = -1;
static gint hf_cops_pc_activity_count = -1;
static gint hf_cops_pc_algorithm = -1;
static gint hf_cops_pc_close_subcode = -1;
static gint hf_cops_pc_cmts_ip = -1;
static gint hf_cops_pc_cmts_ip_port = -1;
static gint hf_cops_pc_prks_ip = -1;
static gint hf_cops_pc_prks_ip_port = -1;
static gint hf_cops_pc_srks_ip = -1;
static gint hf_cops_pc_srks_ip_port = -1;
static gint hf_cops_pc_delete_subcode = -1;
static gint hf_cops_pc_dest_ip = -1;
static gint hf_cops_pc_dest_port = -1;
static gint hf_cops_pc_direction = -1;
static gint hf_cops_pc_ds_field = -1;
static gint hf_cops_pc_gate_id = -1;
static gint hf_cops_pc_gate_spec_flags = -1;
static gint hf_cops_pc_gate_command_type = -1;
static gint hf_cops_pc_key = -1;
static gint hf_cops_pc_max_packet_size = -1;
static gint hf_cops_pc_min_policed_unit = -1;
static gint hf_cops_pc_packetcable_err_code = -1;
static gint hf_cops_pc_packetcable_sub_code = -1;
static gint hf_cops_pc_peak_data_rate = -1;
static gint hf_cops_pc_protocol_id = -1;
static gint hf_cops_pc_reason_code = -1;
static gint hf_cops_pc_remote_flags = -1;
static gint hf_cops_pc_remote_gate_id = -1;
static gint hf_cops_pc_reserved = -1;
static gint hf_cops_pc_session_class = -1;
static gint hf_cops_pc_slack_term = -1;
static gint hf_cops_pc_spec_rate = -1;
static gint hf_cops_pc_src_ip = -1;
static gint hf_cops_pc_src_port = -1;
static gint hf_cops_pc_subscriber_id_ipv4 = -1;
static gint hf_cops_pc_subscriber_id_ipv6 = -1;
static gint hf_cops_pc_t1_value = -1;
static gint hf_cops_pc_t7_value = -1;
static gint hf_cops_pc_t8_value = -1;
static gint hf_cops_pc_token_bucket_rate = -1;
static gint hf_cops_pc_token_bucket_size = -1;
static gint hf_cops_pc_transaction_id = -1;
static gint hf_cops_pc_bcid_ts = -1;
static gint hf_cops_pc_bcid = -1;
static gint hf_cops_pc_bcid_ev = -1;
static gint hf_cops_pc_dfcdc_ip = -1;
static gint hf_cops_pc_dfccc_ip = -1;
static gint hf_cops_pc_dfcdc_ip_port = -1;
static gint hf_cops_pc_dfccc_ip_port = -1;
static gint hf_cops_pc_dfccc_id = -1;
/* PacketCable Multimedia */
static gint hf_cops_pcmm_amid = -1;
static gint hf_cops_pcmm_gate_spec_flags = -1;
static gint hf_cops_pcmm_gate_spec_dscp_tos_field = -1;
static gint hf_cops_pcmm_gate_spec_dscp_tos_mask = -1;
static gint hf_cops_pcmm_gate_spec_session_class_id = -1;
static gint hf_cops_pcmm_gate_spec_session_class_id_priority = -1;
static gint hf_cops_pcmm_gate_spec_session_class_id_preemption = -1;
static gint hf_cops_pcmm_gate_spec_session_class_id_configurable = -1;
static gint hf_cops_pcmm_gate_spec_timer_t1 = -1;
static gint hf_cops_pcmm_gate_spec_timer_t2 = -1;
static gint hf_cops_pcmm_gate_spec_timer_t3 = -1;
static gint hf_cops_pcmm_gate_spec_timer_t4 = -1;
static gint hf_cops_pcmm_classifier_protocol_id = -1;
static gint hf_cops_pcmm_classifier_dscp_tos_field = -1;
static gint hf_cops_pcmm_classifier_dscp_tos_mask = -1;
static gint hf_cops_pcmm_classifier_src_addr = -1;
static gint hf_cops_pcmm_classifier_dst_addr = -1;
static gint hf_cops_pcmm_classifier_src_port = -1;
static gint hf_cops_pcmm_classifier_dst_port = -1;
static gint hf_cops_pcmm_classifier_priority = -1;
static gint hf_cops_pcmm_flow_spec_envelope = -1;
static gint hf_cops_pcmm_flow_spec_service_number = -1;
static gint hf_cops_pcmm_docsis_scn = -1;
static gint hf_cops_pcmm_envelope = -1;
static gint hf_cops_pcmm_traffic_priority = -1;
static gint hf_cops_pcmm_request_transmission_policy = -1;
static gint hf_cops_pcmm_max_sustained_traffic_rate = -1;
static gint hf_cops_pcmm_max_traffic_burst = -1;
static gint hf_cops_pcmm_min_reserved_traffic_rate = -1;
static gint hf_cops_pcmm_ass_min_rtr_packet_size = -1;
static gint hf_cops_pcmm_nominal_polling_interval = -1;
static gint hf_cops_pcmm_tolerated_poll_jitter = -1;
static gint hf_cops_pcmm_unsolicited_grant_size = -1;
static gint hf_cops_pcmm_grants_per_interval = -1;
static gint hf_cops_pcmm_nominal_grant_interval = -1;
static gint hf_cops_pcmm_tolerated_grant_jitter = -1;
static gint hf_cops_pcmm_max_downstream_latency = -1;
static gint hf_cops_pcmm_volume_based_usage_limit = -1;
static gint hf_cops_pcmm_time_based_usage_limit = -1;
static gint hf_cops_pcmm_gate_time_info = -1;
static gint hf_cops_pcmm_gate_usage_info = -1;
static gint hf_cops_pcmm_packetcable_error_code = -1;
static gint hf_cops_pcmm_packetcable_error_subcode = -1;
static gint hf_cops_pcmm_packetcable_gate_state = -1;
static gint hf_cops_pcmm_packetcable_gate_state_reason = -1;
static gint hf_cops_pcmm_packetcable_version_info_major = -1;
static gint hf_cops_pcmm_packetcable_version_info_minor = -1;
/* Initialize the subtree pointers */
static gint ett_cops = -1;
static gint ett_cops_ver_flags = -1;
static gint ett_cops_obj = -1;
static gint ett_cops_pr_obj = -1;
static gint ett_cops_obj_data = -1;
static gint ett_cops_r_type_flags = -1;
static gint ett_cops_itf = -1;
static gint ett_cops_reason = -1;
static gint ett_cops_decision = -1;
static gint ett_cops_error = -1;
static gint ett_cops_clientsi = -1;
static gint ett_cops_asn1 = -1;
static gint ett_cops_gperror = -1;
static gint ett_cops_cperror = -1;
static gint ett_cops_pdp = -1;
/* For PacketCable */
static gint ett_cops_subtree = -1;
static gint ett_docsis_request_transmission_policy = -1;
void proto_reg_handoff_cops(void);
static guint get_cops_pdu_len(tvbuff_t *tvb, int offset);
static void dissect_cops_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
static int dissect_cops_object(tvbuff_t *tvb, packet_info *pinfo, guint8 op_code, guint32 offset, proto_tree *tree, guint16 client_type);
static void dissect_cops_object_data(tvbuff_t *tvb, packet_info *pinfo, guint32 offset, proto_tree *tree,
guint8 op_code, guint16 client_type, guint8 c_num, guint8 c_type, int len);
static void dissect_cops_pr_objects(tvbuff_t *tvb, guint32 offset, proto_tree *tree, int pr_len);
static int dissect_cops_pr_object_data(tvbuff_t *tvb, guint32 offset, proto_tree *tree,
guint8 s_num, guint8 s_type, int len);
/* Added for PacketCable */
static proto_tree *info_to_cops_subtree(tvbuff_t *, proto_tree *, int, int, const char *);
static proto_item *info_to_display(tvbuff_t *, proto_item *, int, int, const char *, const value_string *, int, gint *);
static void cops_transaction_id(tvbuff_t *, packet_info *, proto_tree *, guint8, guint, guint32);
static void cops_subscriber_id_v4(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_subscriber_id_v6(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_gate_id(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_activity_count(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_gate_specs(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_remote_gate_info(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_packetcable_reason(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_packetcable_error(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_event_generation_info(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_surveillance_parameters(tvbuff_t *, proto_tree *, guint, guint32);
static void cops_amid(tvbuff_t *, proto_tree *, guint, guint32);
static void decode_docsis_request_transmission_policy(tvbuff_t *tvb, guint32 offset, proto_tree *tree, gint hf);
static void cops_analyze_packetcable_dqos_obj(tvbuff_t *, packet_info *, proto_tree *, guint8, guint32);
static void cops_analyze_packetcable_mm_obj(tvbuff_t *, packet_info *, proto_tree *, guint8, guint32);
static gboolean cops_packetcable = TRUE;
/* End of addition for PacketCable */
/* Code to actually dissect the packets */
static void
dissect_cops(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
tcp_dissect_pdus(tvb, pinfo, tree, cops_desegment, 8,
get_cops_pdu_len, dissect_cops_pdu);
}
static guint
get_cops_pdu_len(tvbuff_t *tvb, int offset)
{
/*
* Get the length of the COPS message.
*/
return tvb_get_ntohl(tvb, offset + 4);
}
static void
dissect_cops_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
guint8 op_code;
guint16 client_type;
int object_len;
if (check_col(pinfo->cinfo, COL_PROTOCOL))
col_set_str(pinfo->cinfo, COL_PROTOCOL, "COPS");
if (check_col(pinfo->cinfo, COL_INFO))
col_clear(pinfo->cinfo, COL_INFO);
op_code = tvb_get_guint8(tvb, 1);
if (check_col(pinfo->cinfo, COL_INFO))
col_add_fstr(pinfo->cinfo, COL_INFO, "COPS %s",
val_to_str(op_code, cops_op_code_vals, "Unknown Op Code"));
/* Currently used by PacketCable */
client_type = tvb_get_ntohs(tvb, 2);
if (tree) {
proto_item *ti, *tv;
proto_tree *cops_tree, *ver_flags_tree;
guint32 msg_len;
guint32 offset = 0;
guint8 ver_flags;
gint garbage;
ti = proto_tree_add_item(tree, proto_cops, tvb, offset, -1, FALSE);
cops_tree = proto_item_add_subtree(ti, ett_cops);
/* Version and flags share the same byte, put them in a subtree */
ver_flags = tvb_get_guint8(tvb, offset);
tv = proto_tree_add_uint_format(cops_tree, hf_cops_ver_flags, tvb, offset, 1,
ver_flags, "Version: %u, Flags: %s",
hi_nibble(ver_flags),
val_to_str(lo_nibble(ver_flags), cops_flags_vals, "Unknown"));
ver_flags_tree = proto_item_add_subtree(tv, ett_cops_ver_flags);
proto_tree_add_uint(ver_flags_tree, hf_cops_version, tvb, offset, 1, ver_flags);
proto_tree_add_uint(ver_flags_tree, hf_cops_flags, tvb, offset, 1, ver_flags);
offset++;
proto_tree_add_item(cops_tree, hf_cops_op_code, tvb, offset, 1, FALSE);
offset ++;
proto_tree_add_item(cops_tree, hf_cops_client_type, tvb, offset, 2, FALSE);
offset += 2;
msg_len = tvb_get_ntohl(tvb, offset);
proto_tree_add_uint(cops_tree, hf_cops_msg_len, tvb, offset, 4, msg_len);
offset += 4;
while (tvb_reported_length_remaining(tvb, offset) >= COPS_OBJECT_HDR_SIZE) {
object_len = dissect_cops_object(tvb, pinfo, op_code, offset, cops_tree, client_type);
if (object_len < 0)
return;
offset += object_len;
}
garbage = tvb_length_remaining(tvb, offset);
if (garbage > 0)
proto_tree_add_text(cops_tree, tvb, offset, garbage,
"Trailing garbage: %d byte%s", garbage,
plurality(garbage, "", "s"));
}
}
static const char *cops_c_type_to_str(guint8 c_num, guint8 c_type)
{
switch (c_num) {
case COPS_OBJ_HANDLE:
if (c_type == 1)
return "Client Handle";
break;
case COPS_OBJ_IN_INT:
case COPS_OBJ_OUT_INT:
if (c_type == 1)
return "IPv4 Address + Interface";
else if (c_type == 2)
return "IPv6 Address + Interface";
break;
case COPS_OBJ_DECISION:
case COPS_OBJ_LPDPDECISION:
if (c_type == 1)
return "Decision Flags (Mandatory)";
else if (c_type == 2)
return "Stateless Data";
else if (c_type == 3)
return "Replacement Data";
else if (c_type == 4)
return "Client Specific Decision Data";
else if (c_type == 5)
return "Named Decision Data";
break;
case COPS_OBJ_CLIENTSI:
if (c_type == 1)
return "Signaled ClientSI";
else if (c_type == 2)
return "Named ClientSI";
break;
case COPS_OBJ_KATIMER:
if (c_type == 1)
return "Keep-alive timer value";
break;
case COPS_OBJ_PDPREDIRADDR:
case COPS_OBJ_LASTPDPADDR:
if (c_type == 1)
return "IPv4 Address + TCP Port";
else if (c_type == 2)
return "IPv6 Address + TCP Port";
break;
case COPS_OBJ_ACCTTIMER:
if (c_type == 1)
return "Accounting timer value";
break;
case COPS_OBJ_INTEGRITY:
if (c_type == 1)
return "HMAC digest";
break;
}
return "";
}
static int dissect_cops_object(tvbuff_t *tvb, packet_info *pinfo, guint8 op_code, guint32 offset, proto_tree *tree, guint16 client_type)
{
int object_len, contents_len;
guint8 c_num, c_type;
proto_item *ti;
proto_tree *obj_tree;
const char *type_str;
object_len = tvb_get_ntohs(tvb, offset);
if (object_len < COPS_OBJECT_HDR_SIZE) {
/* Bogus! */
proto_tree_add_text(tree, tvb, offset, 2,
"Bad COPS object length: %u, should be at least %u",
object_len, COPS_OBJECT_HDR_SIZE);
return -1;
}
c_num = tvb_get_guint8(tvb, offset + 2);
c_type = tvb_get_guint8(tvb, offset + 3);
ti = proto_tree_add_uint_format(tree, hf_cops_obj_c_num, tvb, offset, object_len, c_num,
"%s: %s", val_to_str(c_num, cops_c_num_vals, "Unknown"),
cops_c_type_to_str(c_num, c_type));
obj_tree = proto_item_add_subtree(ti, ett_cops_obj);
proto_tree_add_uint(obj_tree, hf_cops_obj_len, tvb, offset, 2, object_len);
offset += 2;
proto_tree_add_uint(obj_tree, hf_cops_obj_c_num, tvb, offset, 1, c_num);
offset++;
type_str = cops_c_type_to_str(c_num, c_type);
proto_tree_add_text(obj_tree, tvb, offset, 1, "C-Type: %s%s%u%s",
type_str,
strlen(type_str) ? " (" : "",
c_type,
strlen(type_str) ? ")" : "");
offset++;
contents_len = object_len - COPS_OBJECT_HDR_SIZE;
dissect_cops_object_data(tvb, pinfo, offset, obj_tree, op_code, client_type, c_num, c_type, contents_len);
/* Pad to 32bit boundary */
if (object_len % sizeof (guint32))
object_len += (sizeof (guint32) - object_len % sizeof (guint32));
return object_len;
}
static void dissect_cops_pr_objects(tvbuff_t *tvb, guint32 offset, proto_tree *tree, int pr_len)
{
int object_len, contents_len;
guint8 s_num, s_type;
const char *type_str;
int ret;
proto_tree *cops_pr_tree, *obj_tree;
proto_item *ti;
cops_pr_tree = proto_item_add_subtree(tree, ett_cops_pr_obj);
while (pr_len >= COPS_OBJECT_HDR_SIZE) {
object_len = tvb_get_ntohs(tvb, offset);
if (object_len < COPS_OBJECT_HDR_SIZE) {
/* Bogus! */
proto_tree_add_text(tree, tvb, offset, 2,
"Bad COPS PR object length: %u, should be at least %u",
object_len, COPS_OBJECT_HDR_SIZE);
return;
}
s_num = tvb_get_guint8(tvb, offset + 2);
ti = proto_tree_add_uint_format(cops_pr_tree, hf_cops_obj_s_num, tvb, offset, object_len, s_num,
"%s", val_to_str(s_num, cops_s_num_vals, "Unknown"));
obj_tree = proto_item_add_subtree(cops_pr_tree, ett_cops_pr_obj);
proto_tree_add_uint(obj_tree, hf_cops_obj_len, tvb, offset, 2, object_len);
offset += 2;
pr_len -= 2;
proto_tree_add_uint(obj_tree, hf_cops_obj_s_num, tvb, offset, 1, s_num);
offset++;
pr_len--;
s_type = tvb_get_guint8(tvb, offset);
type_str = val_to_str(s_type, cops_s_type_vals, "Unknown");
proto_tree_add_text(obj_tree, tvb, offset, 1, "S-Type: %s%s%u%s",
type_str,
strlen(type_str) ? " (" : "",
s_type,
strlen(type_str) ? ")" : "");
offset++;
pr_len--;
contents_len = object_len - COPS_OBJECT_HDR_SIZE;
ret = dissect_cops_pr_object_data(tvb, offset, obj_tree, s_num, s_type, contents_len);
if (ret < 0)
break;
/*Pad to 32bit boundary */
if (object_len % sizeof (guint32))
object_len += (sizeof (guint32) - object_len % sizeof (guint32));
pr_len -= object_len - COPS_OBJECT_HDR_SIZE;
offset += object_len - COPS_OBJECT_HDR_SIZE;
}
}
static void dissect_cops_object_data(tvbuff_t *tvb, packet_info *pinfo, guint32 offset, proto_tree *tree,
guint8 op_code, guint16 client_type, guint8 c_num, guint8 c_type, int len)
{
proto_item *ti;
proto_tree *r_type_tree, *itf_tree, *reason_tree, *dec_tree, *error_tree, *clientsi_tree, *pdp_tree;
guint16 r_type, m_type, reason, reason_sub, cmd_code, cmd_flags, error, error_sub, tcp_port;
guint32 ipv4addr, ifindex;
struct e_in6_addr ipv6addr;
switch (c_num) {
case COPS_OBJ_CONTEXT:
r_type = tvb_get_ntohs(tvb, offset);
m_type = tvb_get_ntohs(tvb, offset + 2);
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: R-Type: %s, M-Type: %u",
val_to_str(r_type, cops_r_type_vals, "Unknown"),
m_type);
r_type_tree = proto_item_add_subtree(ti, ett_cops_r_type_flags);
proto_tree_add_uint(r_type_tree, hf_cops_r_type_flags, tvb, offset, 2, r_type);
offset += 2;
proto_tree_add_uint(r_type_tree, hf_cops_m_type_flags, tvb, offset, 2, m_type);
break;
case COPS_OBJ_IN_INT:
case COPS_OBJ_OUT_INT:
if (c_type == 1) { /* IPv4 */
ipv4addr = tvb_get_ipv4(tvb, offset);
ifindex = tvb_get_ntohl(tvb, offset + 4);
ti = proto_tree_add_text(tree, tvb, offset, 8, "Contents: IPv4 address %s, ifIndex: %u",
ip_to_str((guint8 *)&ipv4addr), ifindex);
itf_tree = proto_item_add_subtree(ti, ett_cops_itf);
proto_tree_add_ipv4(itf_tree,
(c_num == COPS_OBJ_IN_INT) ? hf_cops_in_int_ipv4 : hf_cops_out_int_ipv4,
tvb, offset, 4, ipv4addr);
offset += 4;
} else if (c_type == 2) { /* IPv6 */
tvb_get_ipv6(tvb, offset, &ipv6addr);
ifindex = tvb_get_ntohl(tvb, offset + sizeof ipv6addr);
ti = proto_tree_add_text(tree, tvb, offset, 20, "Contents: IPv6 address %s, ifIndex: %u",
ip6_to_str(&ipv6addr), ifindex);
itf_tree = proto_item_add_subtree(ti, ett_cops_itf);
proto_tree_add_ipv6(itf_tree,
(c_num == COPS_OBJ_IN_INT) ? hf_cops_in_int_ipv6 : hf_cops_out_int_ipv6,
tvb, offset, 16, (guint8 *)&ipv6addr);
offset += 16;
} else {
break;
}
proto_tree_add_uint(itf_tree, hf_cops_int_ifindex, tvb, offset, 4, ifindex);
break;
case COPS_OBJ_REASON:
reason = tvb_get_ntohs(tvb, offset);
reason_sub = tvb_get_ntohs(tvb, offset + 2);
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: Reason-Code: %s, Reason Sub-code: 0x%04x",
val_to_str(reason, cops_reason_vals, "<Unknown value>"), reason_sub);
reason_tree = proto_item_add_subtree(ti, ett_cops_reason);
proto_tree_add_uint(reason_tree, hf_cops_reason, tvb, offset, 2, reason);
offset += 2;
if (reason == 13) {
proto_tree_add_text(reason_tree, tvb, offset, 2, "Reason Sub-code: "
"Unknown object's C-Num %u, C-Type %u",
tvb_get_guint8(tvb, offset), tvb_get_guint8(tvb, offset + 1));
} else
proto_tree_add_uint(reason_tree, hf_cops_reason_sub, tvb, offset, 2, reason_sub);
break;
case COPS_OBJ_DECISION:
case COPS_OBJ_LPDPDECISION:
if (c_type == 1) {
cmd_code = tvb_get_ntohs(tvb, offset);
cmd_flags = tvb_get_ntohs(tvb, offset + 2);
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: Command-Code: %s, Flags: %s",
val_to_str(cmd_code, cops_dec_cmd_code_vals, "<Unknown value>"),
val_to_str(cmd_flags, cops_dec_cmd_flag_vals, "<Unknown flag>"));
dec_tree = proto_item_add_subtree(ti, ett_cops_decision);
proto_tree_add_uint(dec_tree, hf_cops_dec_cmd_code, tvb, offset, 2, cmd_code);
offset += 2;
proto_tree_add_uint(dec_tree, hf_cops_dec_flags, tvb, offset, 2, cmd_flags);
} else if (c_type == 5) { /*COPS-PR Data*/
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: %d bytes", len);
dec_tree = proto_item_add_subtree(ti, ett_cops_decision);
dissect_cops_pr_objects(tvb, offset, dec_tree, len);
}
/* PacketCable : Analyze the remaining data if available */
if (client_type == COPS_CLIENT_PC_DQOS && c_type == 4) {
cops_analyze_packetcable_dqos_obj(tvb, pinfo, tree, op_code, offset);
} else if (client_type == COPS_CLIENT_PC_MM && c_type == 4) {
cops_analyze_packetcable_mm_obj(tvb, pinfo, tree, op_code, offset);
}
break;
case COPS_OBJ_ERROR:
if (c_type != 1)
break;
error = tvb_get_ntohs(tvb, offset);
error_sub = tvb_get_ntohs(tvb, offset + 2);
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: Error-Code: %s, Error Sub-code: 0x%04x",
val_to_str(error, cops_error_vals, "<Unknown value>"), error_sub);
error_tree = proto_item_add_subtree(ti, ett_cops_error);
proto_tree_add_uint(error_tree, hf_cops_error, tvb, offset, 2, error);
offset += 2;
if (error == 13) {
proto_tree_add_text(error_tree, tvb, offset, 2, "Error Sub-code: "
"Unknown object's C-Num %u, C-Type %u",
tvb_get_guint8(tvb, offset), tvb_get_guint8(tvb, offset + 1));
} else
proto_tree_add_uint(error_tree, hf_cops_error_sub, tvb, offset, 2, error_sub);
break;
case COPS_OBJ_CLIENTSI:
/* For PacketCable */
if (client_type == COPS_CLIENT_PC_DQOS && c_type == 1) {
cops_analyze_packetcable_dqos_obj(tvb, pinfo, tree, op_code, offset);
break;
} else if (client_type == COPS_CLIENT_PC_MM && c_type == 1) {
cops_analyze_packetcable_mm_obj(tvb, pinfo, tree, op_code, offset);
break;
}
if (c_type != 2) /*Not COPS-PR data*/
break;
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: %d bytes", len);
clientsi_tree = proto_item_add_subtree(ti, ett_cops_clientsi);
dissect_cops_pr_objects(tvb, offset, clientsi_tree, len);
break;
case COPS_OBJ_KATIMER:
if (c_type != 1)
break;
proto_tree_add_item(tree, hf_cops_katimer, tvb, offset + 2, 2, FALSE);
if (tvb_get_ntohs(tvb, offset + 2) == 0)
proto_tree_add_text(tree, tvb, offset, 0, "Value of zero implies infinity.");
break;
case COPS_OBJ_PEPID:
if (c_type != 1)
break;
if (tvb_strnlen(tvb, offset, len) == -1)
proto_tree_add_text(tree, tvb, offset, len, "<PEP Id is not a NUL terminated ASCII string>");
else
proto_tree_add_item(tree, hf_cops_pepid, tvb, offset,
tvb_strnlen(tvb, offset, len) + 1, FALSE);
break;
case COPS_OBJ_REPORT_TYPE:
if (c_type != 1)
break;
proto_tree_add_item(tree, hf_cops_report_type, tvb, offset, 2, FALSE);
break;
case COPS_OBJ_PDPREDIRADDR:
case COPS_OBJ_LASTPDPADDR:
if (c_type == 1) { /* IPv4 */
ipv4addr = tvb_get_ipv4(tvb, offset);
tcp_port = tvb_get_ntohs(tvb, offset + 4 + 2);
ti = proto_tree_add_text(tree, tvb, offset, 8, "Contents: IPv4 address %s, TCP Port Number: %u",
ip_to_str((guint8 *)&ipv4addr), tcp_port);
pdp_tree = proto_item_add_subtree(ti, ett_cops_pdp);
proto_tree_add_ipv4(pdp_tree,
(c_num == COPS_OBJ_PDPREDIRADDR) ? hf_cops_pdprediraddr_ipv4 : hf_cops_lastpdpaddr_ipv4,
tvb, offset, 4, ipv4addr);
offset += 4;
} else if (c_type == 2) { /* IPv6 */
tvb_get_ipv6(tvb, offset, &ipv6addr);
tcp_port = tvb_get_ntohs(tvb, offset + sizeof ipv6addr + 2);
ti = proto_tree_add_text(tree, tvb, offset, 20, "Contents: IPv6 address %s, TCP Port Number: %u",
ip6_to_str(&ipv6addr), tcp_port);
pdp_tree = proto_item_add_subtree(ti, ett_cops_pdp);
proto_tree_add_ipv6(pdp_tree,
(c_num == COPS_OBJ_PDPREDIRADDR) ? hf_cops_pdprediraddr_ipv6 : hf_cops_lastpdpaddr_ipv6,
tvb, offset, 16, (guint8 *)&ipv6addr);
offset += 16;
} else {
break;
}
offset += 2;
proto_tree_add_uint(pdp_tree, hf_cops_pdp_tcp_port, tvb, offset, 2, tcp_port);
break;
case COPS_OBJ_ACCTTIMER:
if (c_type != 1)
break;
proto_tree_add_item(tree, hf_cops_accttimer, tvb, offset + 2, 2, FALSE);
if (tvb_get_ntohs(tvb, offset + 2) == 0)
proto_tree_add_text(tree, tvb, offset, 0, "Value of zero means "
"there SHOULD be no unsolicited accounting updates.");
break;
case COPS_OBJ_INTEGRITY:
if (c_type != 1)
break; /* Not HMAC digest */
proto_tree_add_item(tree, hf_cops_key_id, tvb, offset, 4, FALSE);
proto_tree_add_item(tree, hf_cops_seq_num, tvb, offset + 4, 4, FALSE);
proto_tree_add_text(tree, tvb, offset + 8 , len - 8, "Contents: Keyed Message Digest");
break;
default:
proto_tree_add_text(tree, tvb, offset, len, "Contents: %d bytes", len);
break;
}
}
#ifdef HAVE_NET_SNMP
static guchar*format_asn_value (struct variable_list *variable, subid_t *variable_oid,
guint variable_oid_length, u_char type_from_packet)
{
struct tree *subtree=tree_head;
guchar *buf=NULL;
size_t buf_len=0;
size_t out_len=0;
/*Get the ASN.1 type etc. from the PIB-MIB. If unsuccessful use the type from packet*/
subtree = get_tree(variable_oid,variable_oid_length, subtree);
if (subtree->type == 0)
variable->type= type_from_packet;
buf_len = SPRINT_MAX_LEN; /*defined in NET-SNMP's snmp-impl.h*/
buf = ep_alloc(buf_len);
*buf = '\0';
out_len = 0;
/*If the ASN.1 type was found from PIB-MIB, use it for decoding*/
if (!variable->type)
variable->type=mib_to_asn_type(subtree->type);
if (!sprint_realloc_by_type(&buf, &buf_len, &out_len, TRUE, variable, subtree->enums, subtree->hint, NULL))
g_snprintf(buf,SPRINT_MAX_LEN,"%s","sprint_realloc_by_type failed");
return buf;
}
#endif /* HAVE_NET_SNMP */
static int decode_cops_pr_asn1_data(tvbuff_t *tvb, guint32 offset,
proto_tree *tree, guint asnlen, guint8 cops_pr_obj
#ifndef HAVE_NET_SNMP
_U_
#endif
)
{
ASN1_SCK asn1;
int start;
gboolean def;
guint length;
guint vb_length;
gushort vb_type;
const gchar *vb_type_name;
int ret;
guint cls, con, tag;
subid_t epd_attribute_index=0;
gint32 vb_integer_value;
guint32 vb_uinteger_value;
guint8 *vb_octet_string;
subid_t *vb_oid;
guint vb_oid_length;
gchar *vb_display_string;
gchar *vb_display_string2;
#ifdef HAVE_NET_SNMP
struct variable_list variable;
long value;
#endif /* HAVE_NET_SNMP */
unsigned int i;
gchar *buf;
while (asnlen > 0) { /*while there is ASN stuff to be decoded*/
epd_attribute_index++;
#ifdef HAVE_NET_SNMP
last_decoded_prid_oid[last_decoded_prid_oid_length-1]=epd_attribute_index;
#endif /* HAVE_NET_SNMP */
asn1_open(&asn1, tvb, offset);
/* parse the type of the object */
start = asn1.offset;
ret = asn1_header_decode (&asn1, &cls, &con, &tag, &def, &vb_length);
if (ret != ASN1_ERR_NOERROR)
return 0;
if (!def)
return ASN1_ERR_LENGTH_NOT_DEFINITE;
/* Convert the class, constructed flag, and tag to a type. */
vb_type_name = cops_tag_cls2syntax(tag, cls, &vb_type);
if (vb_type_name == NULL) {
/*
* Unsupported type.
* Dissect the value as an opaque string of octets.
*/
vb_type_name = "unsupported type";
vb_type = COPS_OPAQUE;
}
/* parse the value */
switch (vb_type) {
case COPS_INTEGER:
ret = asn1_int32_value_decode(&asn1, vb_length, &vb_integer_value);
if (ret != ASN1_ERR_NOERROR)
return ret;
length = asn1.offset - start;
if (tree) {
#ifdef HAVE_NET_SNMP
if (cops_typefrommib == TRUE)
{
variable.type = 0;
value = vb_integer_value;
variable.val.integer = &value;
variable.val_len = vb_length ;
vb_display_string=format_asn_value(&variable,
last_decoded_prid_oid,last_decoded_prid_oid_length,ASN_INTEGER);
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s", vb_display_string);
}
else
#endif /* HAVE_NET_SNMP */
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %d (%#x)", vb_type_name,
vb_integer_value, vb_integer_value);
}
break;
case COPS_UNSIGNED32:
case COPS_TIMETICKS:
ret = asn1_uint32_value_decode(&asn1, vb_length, &vb_uinteger_value);
if (ret != ASN1_ERR_NOERROR)
return ret;
length = asn1.offset - start;
if (tree) {
#ifdef HAVE_NET_SNMP
if (cops_typefrommib == TRUE)
{
variable.type = 0;
value = vb_uinteger_value;
variable.val.integer = &value;
variable.val_len = vb_length;
vb_display_string=format_asn_value(&variable,
last_decoded_prid_oid,last_decoded_prid_oid_length,ASN_UINTEGER);
proto_tree_add_text(tree, asn1.tvb, offset, length, "Value %s: %s",vb_type_name, vb_display_string);
}
else
#endif /* HAVE_NET_SNMP */
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %u (%#x)", vb_type_name,
vb_uinteger_value, vb_uinteger_value);
}
break;
case COPS_OCTETSTR:
case COPS_IPADDR:
case COPS_OPAQUE:
case COPS_UNSIGNED64:
case COPS_INTEGER64:
ret = asn1_string_value_decode (&asn1, vb_length, &vb_octet_string);
if (ret != ASN1_ERR_NOERROR)
return ret;
length = asn1.offset - start;
if (tree) {
#ifdef HAVE_NET_SNMP
if (cops_typefrommib == TRUE)
{
variable.type = 0;
variable.val.string = vb_octet_string;
variable.val_len = vb_length;
vb_display_string = format_asn_value(&variable,
last_decoded_prid_oid,last_decoded_prid_oid_length,ASN_OCTET_STR);
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s (ASN.1 type from packet: %s)", vb_display_string, vb_type_name);
}
else
{
#endif /* HAVE_NET_SNMP */
for (i = 0; i < vb_length; i++) {
if (!(isprint(vb_octet_string[i]) ||isspace(vb_octet_string[i])))
break;
}
/*
* If some characters are not printable, display the string as bytes.
*/
if (i < vb_length) {
/*
* We stopped, due to a non-printable character, before we got
* to the end of the string.
*/
vb_display_string = ep_alloc(4*vb_length);
buf = vb_display_string;
buf += g_snprintf(buf, 4*vb_length, "%03u", vb_octet_string[0]);
for (i = 1; i < vb_length; i++) {
buf += g_snprintf(buf, 4*vb_length-(buf-vb_display_string), ".%03u", vb_octet_string[i]);
}
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %s", vb_type_name, vb_display_string);
} else {
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %.*s", vb_type_name, (int)vb_length,
SAFE_STRING(vb_octet_string));
}
#ifdef HAVE_NET_SNMP
}
#endif /* HAVE_NET_SNMP */
}
g_free(vb_octet_string);
break;
case COPS_NULL:
ret = asn1_null_decode (&asn1, vb_length);
if (ret != ASN1_ERR_NOERROR)
return ret;
length = asn1.offset - start;
if (tree)
proto_tree_add_text(tree, asn1.tvb, offset, length, "Value: %s", vb_type_name);
break;
case COPS_OBJECTID:
ret = asn1_oid_value_decode (&asn1, vb_length, &vb_oid, &vb_oid_length);
if (ret != ASN1_ERR_NOERROR)
return ret;
length = asn1.offset - start;
if (tree) {
if (cops_pr_obj == COPS_OBJ_PPRID){
/*we're decoding Prefix PRID, that doesn't have a instance Id,
*Use full length of the OID when decoding it.
*/
new_format_oid(vb_oid,vb_oid_length,&vb_display_string,&vb_display_string2);
if (!vb_display_string2) /*if OID couldn't be decoded, print only numeric format*/
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %s", vb_type_name, vb_display_string);
else
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %s (%s)", vb_type_name,
vb_display_string,
vb_display_string2);
}
else { /*we're decoding PRID, Error PRID or EPD*/
/*strip the instance Id from the OIDs before decoding and paste it back during printing*/
new_format_oid(vb_oid,vb_oid_length-1,&vb_display_string,&vb_display_string2);
if (!vb_display_string2) /*if OID couldn't be decoded, print only numeric format*/
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %s.%lu", vb_type_name,
vb_display_string,
(unsigned long)vb_oid[vb_oid_length-1]);
else
proto_tree_add_text(tree, asn1.tvb, offset, length,
"Value: %s: %s.%lu (%s.%lu)", vb_type_name,
vb_display_string,
(unsigned long)vb_oid[vb_oid_length-1],
vb_display_string2,
(unsigned long)vb_oid[vb_oid_length-1]);
}
#ifdef HAVE_NET_SNMP
if (cops_pr_obj != COPS_OBJ_EPD) {
/* we're not decoding EPD, so let's store the OID of the PRID so that later
when we're decoding this PRID's EPD we can finetune the output.*/
memcpy(last_decoded_prid_oid,vb_oid,vb_oid_length*sizeof(subid_t));
last_decoded_prid_oid_length=vb_oid_length;
}
#endif /* HAVE_NET_SNMP */
}
g_free(vb_oid);
break;
default:
DISSECTOR_ASSERT_NOT_REACHED();
return ASN1_ERR_WRONG_TYPE;
}
asn1_close(&asn1,&offset);
asnlen -= length;
}
epd_attribute_index=0;
return 0;
}
static int dissect_cops_pr_object_data(tvbuff_t *tvb, guint32 offset, proto_tree *tree,
guint8 s_num, guint8 s_type, int len)
{
proto_item *ti;
proto_tree *asn1_object_tree, *gperror_tree, *cperror_tree;
guint16 gperror=0, gperror_sub=0, cperror=0, cperror_sub=0;
switch (s_num){
case COPS_OBJ_PRID:
if (s_type != 1) /* Not Provisioning Instance Identifier (PRID) */
break;
ti=proto_tree_add_text(tree, tvb, offset, len, "Contents:");
asn1_object_tree = proto_item_add_subtree(ti, ett_cops_asn1);
decode_cops_pr_asn1_data(tvb, offset, asn1_object_tree, len, COPS_OBJ_PRID);
break;
case COPS_OBJ_PPRID:
if (s_type != 1) /* Not Prefix Provisioning Instance Identifier (PPRID) */
break;
ti = proto_tree_add_text(tree, tvb, offset, len, "Contents:");
asn1_object_tree = proto_item_add_subtree(ti, ett_cops_asn1);
decode_cops_pr_asn1_data(tvb, offset, asn1_object_tree, len, COPS_OBJ_PPRID);
break;
case COPS_OBJ_EPD:
if (s_type != 1) /* Not Encoded Provisioning Instance Data (EPD) */
break;
ti = proto_tree_add_text(tree, tvb, offset, len, "Contents:");
asn1_object_tree = proto_item_add_subtree(ti, ett_cops_asn1);
decode_cops_pr_asn1_data(tvb, offset, asn1_object_tree, len, COPS_OBJ_EPD);
break;
case COPS_OBJ_GPERR:
if (s_type != 1) /* Not Global Provisioning Error Object (GPERR) */
break;
gperror = tvb_get_ntohs(tvb, offset);
gperror_sub = tvb_get_ntohs(tvb, offset + 2);
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: Error-Code: %s, Error Sub-code: 0x%04x",
val_to_str(gperror, cops_gperror_vals, "<Unknown value>"), gperror_sub);
gperror_tree = proto_item_add_subtree(ti, ett_cops_gperror);
proto_tree_add_uint(gperror_tree, hf_cops_gperror, tvb, offset, 2, gperror);
offset += 2;
if (cperror == 13) {
proto_tree_add_text(gperror_tree, tvb, offset, 2, "Error Sub-code: "
"Unknown object's C-Num %u, C-Type %u",
tvb_get_guint8(tvb, offset), tvb_get_guint8(tvb, offset + 1));
} else
proto_tree_add_uint(gperror_tree, hf_cops_gperror_sub, tvb, offset, 2, gperror_sub);
break;
case COPS_OBJ_CPERR:
if (s_type != 1) /*Not PRC Class Provisioning Error Object (CPERR) */
break;
break;
cperror = tvb_get_ntohs(tvb, offset);
cperror_sub = tvb_get_ntohs(tvb, offset + 2);
ti = proto_tree_add_text(tree, tvb, offset, 4, "Contents: Error-Code: %s, Error Sub-code: 0x%04x",
val_to_str(cperror, cops_cperror_vals, "<Unknown value>"), cperror_sub);
cperror_tree = proto_item_add_subtree(ti, ett_cops_cperror);
proto_tree_add_uint(cperror_tree, hf_cops_cperror, tvb, offset, 2, cperror);
offset += 2;
if (cperror == 13) {
proto_tree_add_text(cperror_tree, tvb, offset, 2, "Error Sub-code: "
"Unknown object's S-Num %u, C-Type %u",
tvb_get_guint8(tvb, offset), tvb_get_guint8(tvb, offset + 1));
} else
proto_tree_add_uint(cperror_tree, hf_cops_cperror_sub, tvb, offset, 2, cperror_sub);
break;
case COPS_OBJ_ERRPRID:
if (s_type != 1) /*Not Error Provisioning Instance Identifier (ErrorPRID)*/
break;
ti = proto_tree_add_text(tree, tvb, offset, len, "Contents:");
asn1_object_tree = proto_item_add_subtree(ti, ett_cops_asn1);
decode_cops_pr_asn1_data(tvb, offset, asn1_object_tree, len, COPS_OBJ_ERRPRID);
break;
default:
proto_tree_add_text(tree, tvb, offset, len, "Contents: %d bytes", len);
break;
}
return 0;
}
/* Register the protocol with Ethereal */
void proto_register_cops(void)
{
/* Setup list of header fields */
static hf_register_info hf[] = {
{ &hf_cops_ver_flags,
{ "Version and Flags", "cops.ver_flags",
FT_UINT8, BASE_HEX, NULL, 0x0,
"Version and Flags in COPS Common Header", HFILL }
},
{ &hf_cops_version,
{ "Version", "cops.version",
FT_UINT8, BASE_DEC, NULL, 0xF0,
"Version in COPS Common Header", HFILL }
},
{ &hf_cops_flags,
{ "Flags", "cops.flags",
FT_UINT8, BASE_HEX, VALS(cops_flags_vals), 0x0F,
"Flags in COPS Common Header", HFILL }
},
{ &hf_cops_op_code,
{ "Op Code", "cops.op_code",
FT_UINT8, BASE_DEC, VALS(cops_op_code_vals), 0x0,
"Op Code in COPS Common Header", HFILL }
},
{ &hf_cops_client_type,
{ "Client Type", "cops.client_type",
FT_UINT16, BASE_DEC, VALS(cops_client_type_vals), 0x0,
"Client Type in COPS Common Header", HFILL }
},
{ &hf_cops_msg_len,
{ "Message Length", "cops.msg_len",
FT_UINT32, BASE_DEC, NULL, 0x0,
"Message Length in COPS Common Header", HFILL }
},
{ &hf_cops_obj_len,
{ "Object Length", "cops.obj.len",
FT_UINT32, BASE_DEC, NULL, 0x0,
"Object Length in COPS Object Header", HFILL }
},
{ &hf_cops_obj_c_num,
{ "C-Num", "cops.c_num",
FT_UINT8, BASE_DEC, VALS(cops_c_num_vals), 0x0,
"C-Num in COPS Object Header", HFILL }
},
{ &hf_cops_obj_c_type,
{ "C-Type", "cops.c_type",
FT_UINT8, BASE_DEC, NULL, 0x0,
"C-Type in COPS Object Header", HFILL }
},
{ &hf_cops_obj_s_num,
{ "S-Num", "cops.s_num",
FT_UINT8, BASE_DEC, VALS(cops_s_num_vals), 0x0,
"S-Num in COPS-PR Object Header", HFILL }
},
{ &hf_cops_obj_s_type,
{ "S-Type", "cops.s_type",
FT_UINT8, BASE_DEC, NULL, 0x0,
"S-Type in COPS-PR Object Header", HFILL }
},
{ &hf_cops_r_type_flags,
{ "R-Type", "cops.context.r_type",
FT_UINT16, BASE_HEX, VALS(cops_r_type_vals), 0xFFFF,
"R-Type in COPS Context Object", HFILL }
},
{ &hf_cops_m_type_flags,
{ "M-Type", "cops.context.m_type",
FT_UINT16, BASE_HEX, NULL, 0xFFFF,
"M-Type in COPS Context Object", HFILL }
},
{ &hf_cops_in_int_ipv4,
{ "IPv4 address", "cops.in-int.ipv4",
FT_IPv4, 0, NULL, 0,
"IPv4 address in COPS IN-Int object", HFILL }
},
{ &hf_cops_in_int_ipv6,
{ "IPv6 address", "cops.in-int.ipv6",
FT_IPv6, 0, NULL, 0,
"IPv6 address in COPS IN-Int object", HFILL }
},
{ &hf_cops_out_int_ipv4,
{ "IPv4 address", "cops.out-int.ipv4",
FT_IPv4, 0, NULL, 0,
"IPv4 address in COPS OUT-Int object", HFILL }
},
{ &hf_cops_out_int_ipv6,
{ "IPv6 address", "cops.out-int.ipv6",
FT_IPv6, 0, NULL, 0,
"IPv6 address in COPS OUT-Int", HFILL }
},
{ &hf_cops_int_ifindex,
{ "ifIndex", "cops.in-out-int.ifindex",
FT_UINT32, BASE_DEC, NULL, 0x0,
"If SNMP is supported, corresponds to MIB-II ifIndex", HFILL }
},
{ &hf_cops_reason,
{ "Reason", "cops.reason",
FT_UINT16, BASE_DEC, VALS(cops_reason_vals), 0,
"Reason in Reason object", HFILL }
},
{ &hf_cops_reason_sub,
{ "Reason Sub-code", "cops.reason_sub",
FT_UINT16, BASE_HEX, NULL, 0,
"Reason Sub-code in Reason object", HFILL }
},
{ &hf_cops_dec_cmd_code,
{ "Command-Code", "cops.decision.cmd",
FT_UINT16, BASE_DEC, VALS(cops_dec_cmd_code_vals), 0,
"Command-Code in Decision/LPDP Decision object", HFILL }
},
{ &hf_cops_dec_flags,
{ "Flags", "cops.decision.flags",
FT_UINT16, BASE_HEX, VALS(cops_dec_cmd_flag_vals), 0xffff,
"Flags in Decision/LPDP Decision object", HFILL }
},
{ &hf_cops_error,
{ "Error", "cops.error",
FT_UINT16, BASE_DEC, VALS(cops_error_vals), 0,
"Error in Error object", HFILL }
},
{ &hf_cops_error_sub,
{ "Error Sub-code", "cops.error_sub",
FT_UINT16, BASE_HEX, NULL, 0,
"Error Sub-code in Error object", HFILL }
},
{ &hf_cops_katimer,
{ "Contents: KA Timer Value", "cops.katimer.value",
FT_UINT16, BASE_DEC, NULL, 0,
"Keep-Alive Timer Value in KATimer object", HFILL }
},
{ &hf_cops_pepid,
{ "Contents: PEP Id", "cops.pepid.id",
FT_STRING, BASE_NONE, NULL, 0,
"PEP Id in PEPID object", HFILL }
},
{ &hf_cops_report_type,
{ "Contents: Report-Type", "cops.report_type",
FT_UINT16, BASE_DEC, VALS(cops_report_type_vals), 0,
"Report-Type in Report-Type object", HFILL }
},
{ &hf_cops_pdprediraddr_ipv4,
{ "IPv4 address", "cops.pdprediraddr.ipv4",
FT_IPv4, 0, NULL, 0,
"IPv4 address in COPS PDPRedirAddr object", HFILL }
},
{ &hf_cops_pdprediraddr_ipv6,
{ "IPv6 address", "cops.pdprediraddr.ipv6",
FT_IPv6, 0, NULL, 0,
"IPv6 address in COPS PDPRedirAddr object", HFILL }
},
{ &hf_cops_lastpdpaddr_ipv4,
{ "IPv4 address", "cops.lastpdpaddr.ipv4",
FT_IPv4, 0, NULL, 0,
"IPv4 address in COPS LastPDPAddr object", HFILL }
},
{ &hf_cops_lastpdpaddr_ipv6,
{ "IPv6 address", "cops.lastpdpaddr.ipv6",
FT_IPv6, 0, NULL, 0,
"IPv6 address in COPS LastPDPAddr object", HFILL }
},
{ &hf_cops_pdp_tcp_port,
{ "TCP Port Number", "cops.pdp.tcp_port",
FT_UINT32, BASE_DEC, NULL, 0x0,
"TCP Port Number of PDP in PDPRedirAddr/LastPDPAddr object", HFILL }
},
{ &hf_cops_accttimer,
{ "Contents: ACCT Timer Value", "cops.accttimer.value",
FT_UINT16, BASE_DEC, NULL, 0,
"Accounting Timer Value in AcctTimer object", HFILL }
},
{ &hf_cops_key_id,
{ "Contents: Key ID", "cops.integrity.key_id",
FT_UINT32, BASE_DEC, NULL, 0,
"Key ID in Integrity object", HFILL }
},
{ &hf_cops_seq_num,
{ "Contents: Sequence Number", "cops.integrity.seq_num",
FT_UINT32, BASE_DEC, NULL, 0,
"Sequence Number in Integrity object", HFILL }
},
{ &hf_cops_gperror,
{ "Error", "cops.gperror",
FT_UINT16, BASE_DEC, VALS(cops_gperror_vals), 0,
"Error in Error object", HFILL }
},
{ &hf_cops_gperror_sub,
{ "Error Sub-code", "cops.gperror_sub",
FT_UINT16, BASE_HEX, NULL, 0,
"Error Sub-code in Error object", HFILL }
},
{ &hf_cops_cperror,
{ "Error", "cops.cperror",
FT_UINT16, BASE_DEC, VALS(cops_cperror_vals), 0,
"Error in Error object", HFILL }
},
{ &hf_cops_cperror_sub,
{ "Error Sub-code", "cops.cperror_sub",
FT_UINT16, BASE_HEX, NULL, 0,
"Error Sub-code in Error object", HFILL }
},
/* Added for PacketCable */
{ &hf_cops_subtree,
{ "Object Subtree", "cops.pc_subtree",
FT_UINT16, BASE_HEX, NULL, 0,
"Object Subtree", HFILL }
},
{ &hf_cops_pc_ds_field,
{ "DS Field (DSCP or TOS)", "cops.pc_ds_field",
FT_UINT8, BASE_HEX, NULL, 0x00,
"DS Field (DSCP or TOS)", HFILL }
},
{ &hf_cops_pc_direction,
{ "Direction", "cops.pc_direction",
FT_UINT8, BASE_HEX, NULL, 0x00,
"Direction", HFILL }
},
{ &hf_cops_pc_gate_spec_flags,
{ "Flags", "cops.pc_gate_spec_flags",
FT_UINT8, BASE_HEX, NULL, 0x00,
"Flags", HFILL }
},
{ &hf_cops_pc_protocol_id,
{ "Protocol ID", "cops.pc_protocol_id",
FT_UINT8, BASE_HEX, NULL, 0x00,
"Protocol ID", HFILL }
},
{ &hf_cops_pc_session_class,
{ "Session Class", "cops.pc_session_class",
FT_UINT8, BASE_HEX, NULL, 0x00,
"Session Class", HFILL }
},
{ &hf_cops_pc_algorithm,
{ "Algorithm", "cops.pc_algorithm",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Algorithm", HFILL }
},
{ &hf_cops_pc_cmts_ip_port,
{ "CMTS IP Port", "cops.pc_cmts_ip_port",
FT_UINT16, BASE_HEX, NULL, 0x00,
"CMTS IP Port", HFILL }
},
{ &hf_cops_pc_prks_ip_port,
{ "PRKS IP Port", "cops.pc_prks_ip_port",
FT_UINT16, BASE_HEX, NULL, 0x00,
"PRKS IP Port", HFILL }
},
{ &hf_cops_pc_srks_ip_port,
{ "SRKS IP Port", "cops.pc_srks_ip_port",
FT_UINT16, BASE_HEX, NULL, 0x00,
"SRKS IP Port", HFILL }
},
{ &hf_cops_pc_dest_port,
{ "Destination IP Port", "cops.pc_dest_port",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Destination IP Port", HFILL }
},
{ &hf_cops_pc_packetcable_err_code,
{ "Error Code", "cops.pc_packetcable_err_code",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Error Code", HFILL }
},
{ &hf_cops_pc_packetcable_sub_code,
{ "Error Sub Code", "cops.pc_packetcable_sub_code",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Error Sub Code", HFILL }
},
{ &hf_cops_pc_remote_flags,
{ "Flags", "cops.pc_remote_flags",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Flags", HFILL }
},
{ &hf_cops_pc_close_subcode,
{ "Reason Sub Code", "cops.pc_close_subcode",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Reason Sub Code", HFILL }
},
{ &hf_cops_pc_gate_command_type,
{ "Gate Command Type", "cops.pc_gate_command_type",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Gate Command Type", HFILL }
},
{ &hf_cops_pc_reason_code,
{ "Reason Code", "cops.pc_reason_code",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Reason Code", HFILL }
},
{ &hf_cops_pc_delete_subcode,
{ "Reason Sub Code", "cops.pc_delete_subcode",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Reason Sub Code", HFILL }
},
{ &hf_cops_pc_src_port,
{ "Source IP Port", "cops.pc_src_port",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Source IP Port", HFILL }
},
{ &hf_cops_pc_t1_value,
{ "Timer T1 Value (sec)", "cops.pc_t1_value",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Timer T1 Value (sec)", HFILL }
},
{ &hf_cops_pc_t7_value,
{ "Timer T7 Value (sec)", "cops.pc_t7_value",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Timer T7 Value (sec)", HFILL }
},
{ &hf_cops_pc_t8_value,
{ "Timer T8 Value (sec)", "cops.pc_t8_value",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Timer T8 Value (sec)", HFILL }
},
{ &hf_cops_pc_transaction_id,
{ "Transaction Identifier", "cops.pc_transaction_id",
FT_UINT16, BASE_HEX, NULL, 0x00,
"Transaction Identifier", HFILL }
},
{ &hf_cops_pc_cmts_ip,
{ "CMTS IP Address", "cops.pc_cmts_ip",
FT_IPv4, BASE_HEX, NULL, 0x00,
"CMTS IP Address", HFILL }
},
{ &hf_cops_pc_prks_ip,
{ "PRKS IP Address", "cops.pc_prks_ip",
FT_IPv4, BASE_HEX, NULL, 0x00,
"PRKS IP Address", HFILL }
},
{ &hf_cops_pc_srks_ip,
{ "SRKS IP Address", "cops.pc_srks_ip",
FT_IPv4, BASE_HEX, NULL, 0x00,
"SRKS IP Address", HFILL }
},
{ &hf_cops_pc_dfcdc_ip,
{ "DF IP Address CDC", "cops.pc_dfcdc_ip",
FT_IPv4, BASE_HEX, NULL, 0x00,
"DF IP Address CDC", HFILL }
},
{ &hf_cops_pc_dfccc_ip,
{ "DF IP Address CCC", "cops.pc_dfccc_ip",
FT_IPv4, BASE_HEX, NULL, 0x00,
"DF IP Address CCC", HFILL }
},
{ &hf_cops_pc_dfcdc_ip_port,
{ "DF IP Port CDC", "cops.pc_dfcdc_ip_port",
FT_UINT16, BASE_HEX, NULL, 0x00,
"DF IP Port CDC", HFILL }
},
{ &hf_cops_pc_dfccc_ip_port,
{ "DF IP Port CCC", "cops.pc_dfccc_ip_port",
FT_UINT16, BASE_HEX, NULL, 0x00,
"DF IP Port CCC", HFILL }
},
{ &hf_cops_pc_dfccc_id,
{ "CCC ID", "cops.pc_dfccc_id",
FT_UINT32, BASE_DEC, NULL, 0x00,
"CCC ID", HFILL }
},
{ &hf_cops_pc_activity_count,
{ "Count", "cops.pc_activity_count",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Count", HFILL }
},
{ &hf_cops_pc_dest_ip,
{ "Destination IP Address", "cops.pc_dest_ip",
FT_IPv4, BASE_HEX, NULL, 0x00,
"Destination IP Address", HFILL }
},
{ &hf_cops_pc_gate_id,
{ "Gate Identifier", "cops.pc_gate_id",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Gate Identifier", HFILL }
},
{ &hf_cops_pc_max_packet_size,
{ "Maximum Packet Size", "cops.pc_max_packet_size",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Maximum Packet Size", HFILL }
},
{ &hf_cops_pc_min_policed_unit,
{ "Minimum Policed Unit", "cops.pc_min_policed_unit",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Minimum Policed Unit", HFILL }
},
{ &hf_cops_pc_peak_data_rate,
{ "Peak Data Rate", "cops.pc_peak_data_rate",
FT_FLOAT, BASE_NONE, NULL, 0x00,
"Peak Data Rate", HFILL }
},
{ &hf_cops_pc_spec_rate,
{ "Rate", "cops.pc_spec_rate",
FT_FLOAT, BASE_NONE, NULL, 0x00,
"Rate", HFILL }
},
{ &hf_cops_pc_remote_gate_id,
{ "Remote Gate ID", "cops.pc_remote_gate_id",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Remote Gate ID", HFILL }
},
{ &hf_cops_pc_reserved,
{ "Reserved", "cops.pc_reserved",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Reserved", HFILL }
},
{ &hf_cops_pc_key,
{ "Security Key", "cops.pc_key",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Security Key", HFILL }
},
{ &hf_cops_pc_slack_term,
{ "Slack Term", "cops.pc_slack_term",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Slack Term", HFILL }
},
{ &hf_cops_pc_src_ip,
{ "Source IP Address", "cops.pc_src_ip",
FT_IPv4, BASE_HEX, NULL, 0x00,
"Source IP Address", HFILL }
},
{ &hf_cops_pc_subscriber_id_ipv4,
{ "Subscriber Identifier (IPv4)", "cops.pc_subscriber_id4",
FT_IPv4, BASE_HEX, NULL, 0x00,
"Subscriber Identifier (IPv4)", HFILL }
},
{ &hf_cops_pc_subscriber_id_ipv6,
{ "Subscriber Identifier (IPv6)", "cops.pc_subscriber_id6",
FT_IPv6, BASE_HEX, NULL, 0x00,
"Subscriber Identifier (IPv6)", HFILL }
},
{ &hf_cops_pc_token_bucket_rate,
{ "Token Bucket Rate", "cops.pc_token_bucket_rate",
FT_FLOAT, BASE_NONE, NULL, 0x00,
"Token Bucket Rate", HFILL }
},
{ &hf_cops_pc_token_bucket_size,
{ "Token Bucket Size", "cops.pc_token_bucket_size",
FT_FLOAT, BASE_NONE, NULL, 0x00,
"Token Bucket Size", HFILL }
},
{ &hf_cops_pc_bcid,
{ "Billing Correlation ID", "cops.pc_bcid",
FT_UINT32, BASE_HEX, NULL, 0x00,
"Billing Correlation ID", HFILL }
},
{ &hf_cops_pc_bcid_ts,
{ "BDID Timestamp", "cops.pc_bcid_ts",
FT_UINT32, BASE_HEX, NULL, 0x00,
"BCID Timestamp", HFILL }
},
{ &hf_cops_pc_bcid_ev,
{ "BDID Event Counter", "cops.pc_bcid_ev",
FT_UINT32, BASE_HEX, NULL, 0x00,
"BCID Event Counter", HFILL }
},
{ &hf_cops_pcmm_amid,
{ "AMID", "cops.pc_mm_amid",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia AMID", HFILL }
},
{ &hf_cops_pcmm_gate_spec_flags,
{ "Flags", "cops.pc_mm_gs_flags",
FT_UINT8, BASE_HEX, NULL, 0,
"PacketCable Multimedia GateSpec Flags", HFILL }
},
{ &hf_cops_pcmm_gate_spec_dscp_tos_field,
{ "DSCP/TOS Field", "cops.pc_mm_gs_dscp",
FT_UINT8, BASE_HEX, NULL, 0,
"PacketCable Multimedia GateSpec DSCP/TOS Field", HFILL }
},
{ &hf_cops_pcmm_gate_spec_dscp_tos_mask,
{ "DSCP/TOS Mask", "cops.pc_mm_gs_dscp_mask",
FT_UINT8, BASE_HEX, NULL, 0,
"PacketCable Multimedia GateSpec DSCP/TOS Mask", HFILL }
},
{ &hf_cops_pcmm_gate_spec_session_class_id,
{ "SessionClassID", "cops.pc_mm_gs_scid",
FT_UINT8, BASE_DEC, NULL, 0,
"PacketCable Multimedia GateSpec SessionClassID", HFILL }
},
{ &hf_cops_pcmm_gate_spec_session_class_id_priority,
{ "SessionClassID Priority", "cops.pc_mm_gs_scid_prio",
FT_UINT8, BASE_DEC, NULL, 0x07,
"PacketCable Multimedia GateSpec SessionClassID Priority", HFILL }
},
{ &hf_cops_pcmm_gate_spec_session_class_id_preemption,
{ "SessionClassID Preemption", "cops.pc_mm_gs_scid_preempt",
FT_UINT8, BASE_DEC, NULL, 0x08,
"PacketCable Multimedia GateSpec SessionClassID Preemption", HFILL }
},
{ &hf_cops_pcmm_gate_spec_session_class_id_configurable,
{ "SessionClassID Configurable", "cops.pc_mm_gs_scid_conf",
FT_UINT8, BASE_DEC, NULL, 0xf0,
"PacketCable Multimedia GateSpec SessionClassID Configurable", HFILL }
},
{ &hf_cops_pcmm_gate_spec_timer_t1,
{ "Timer T1", "cops.pc_mm_gs_timer_t1",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia GateSpec Timer T1", HFILL }
},
{ &hf_cops_pcmm_gate_spec_timer_t2,
{ "Timer T2", "cops.pc_mm_gs_timer_t2",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia GateSpec Timer T2", HFILL }
},
{ &hf_cops_pcmm_gate_spec_timer_t3,
{ "Timer T3", "cops.pc_mm_gs_timer_t3",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia GateSpec Timer T3", HFILL }
},
{ &hf_cops_pcmm_gate_spec_timer_t4,
{ "Timer T4", "cops.pc_mm_gs_timer_t4",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia GateSpec Timer T4", HFILL }
},
{ &hf_cops_pcmm_classifier_protocol_id,
{ "Protocol ID", "cops.pc_mm_classifier_proto_id",
FT_UINT16, BASE_HEX, NULL, 0,
"PacketCable Multimedia Classifier Protocol ID", HFILL }
},
{ &hf_cops_pcmm_classifier_dscp_tos_field,
{ "DSCP/TOS Field", "cops.pc_mm_classifier_dscp",
FT_UINT8, BASE_HEX, NULL, 0,
"PacketCable Multimedia Classifier DSCP/TOS Field", HFILL }
},
{ &hf_cops_pcmm_classifier_dscp_tos_mask,
{ "DSCP/TOS Mask", "cops.pc_mm_classifier_dscp_mask",
FT_UINT8, BASE_HEX, NULL, 0,
"PacketCable Multimedia Classifer DSCP/TOS Mask", HFILL }
},
{ &hf_cops_pcmm_classifier_src_addr,
{ "Source address", "cops.pc_mm_classifier_src_addr",
FT_IPv4, 0, NULL, 0,
"PacketCable Multimedia Classifier Source IP Address", HFILL }
},
{ &hf_cops_pcmm_classifier_dst_addr,
{ "Destination address", "cops.pc_mm_classifier_dst_addr",
FT_IPv4, 0, NULL, 0,
"PacketCable Multimedia Classifier Destination IP Address", HFILL }
},
{ &hf_cops_pcmm_classifier_src_port,
{ "Source Port", "cops.pc_mm_classifier_src_port",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia Classifier Source Port", HFILL }
},
{ &hf_cops_pcmm_classifier_dst_port,
{ "Destination Port", "cops.pc_mm_classifier_dst_port",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia Classifier Source Port", HFILL }
},
{ &hf_cops_pcmm_classifier_priority,
{ "Priority", "cops.pc_mm_classifier_priority",
FT_UINT8, BASE_HEX, NULL, 0,
"PacketCable Multimedia Classifier Priority", HFILL }
},
{ &hf_cops_pcmm_flow_spec_envelope,
{ "Envelope", "cops.pc_mm_fs_envelope",
FT_UINT8, BASE_DEC, NULL, 0,
"PacketCable Multimedia Flow Spec Envelope", HFILL }
},
{ &hf_cops_pcmm_flow_spec_service_number,
{ "Service Number", "cops.pc_mm_fs_svc_num",
FT_UINT8, BASE_DEC, pcmm_flow_spec_service_vals, 0,
"PacketCable Multimedia Flow Spec Service Number", HFILL }
},
{ &hf_cops_pcmm_docsis_scn,
{ "Service Class Name", "cops.pc_mm_docsis_scn",
FT_STRINGZ, BASE_DEC, NULL, 0,
"PacketCable Multimedia DOCSIS Service Class Name", HFILL }
},
{ &hf_cops_pcmm_envelope,
{ "Envelope", "cops.pc_mm_envelope",
FT_UINT8, BASE_DEC, NULL, 0,
"PacketCable Multimedia Envelope", HFILL }
},
{ &hf_cops_pcmm_traffic_priority,
{ "Traffic Priority", "cops.pc_mm_tp",
FT_UINT8, BASE_DEC, NULL, 0,
"PacketCable Multimedia Committed Envelope Traffic Priority", HFILL }
},
{ &hf_cops_pcmm_request_transmission_policy,
{ "Request Transmission Policy", "cops.pc_mm_rtp",
FT_UINT32, BASE_HEX, NULL, 0,
"PacketCable Multimedia Committed Envelope Traffic Priority", HFILL }
},
{ &hf_cops_pcmm_max_sustained_traffic_rate,
{ "Maximum Sustained Traffic Rate", "cops.pc_mm_mstr",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Committed Envelope Maximum Sustained Traffic Rate", HFILL }
},
{ &hf_cops_pcmm_max_traffic_burst,
{ "Maximum Traffic Burst", "cops.pc_mm_mtb",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Committed Envelope Maximum Traffic Burst", HFILL }
},
{ &hf_cops_pcmm_min_reserved_traffic_rate,
{ "Minimum Reserved Traffic Rate", "cops.pc_mm_mrtr",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Committed Envelope Minimum Reserved Traffic Rate", HFILL }
},
{ &hf_cops_pcmm_ass_min_rtr_packet_size,
{ "Assumed Minimum Reserved Traffic Rate Packet Size", "cops.pc_mm_amrtrps",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia Committed Envelope Assumed Minimum Reserved Traffic Rate Packet Size", HFILL }
},
{ &hf_cops_pcmm_nominal_polling_interval,
{ "Nominal Polling Interval", "cops.pc_mm_npi",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Nominal Polling Interval", HFILL }
},
{ &hf_cops_pcmm_tolerated_poll_jitter,
{ "Tolerated Poll Jitter", "cops.pc_mm_tpj",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Tolerated Poll Jitter", HFILL }
},
{ &hf_cops_pcmm_unsolicited_grant_size,
{ "Unsolicited Grant Size", "cops.pc_mm_ugs",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia Unsolicited Grant Size", HFILL }
},
{ &hf_cops_pcmm_grants_per_interval,
{ "Grants Per Interval", "cops.pc_mm_gpi",
FT_UINT8, BASE_DEC, NULL, 0,
"PacketCable Multimedia Grants Per Interval", HFILL }
},
{ &hf_cops_pcmm_nominal_grant_interval,
{ "Nominal Grant Interval", "cops.pc_mm_ngi",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Nominal Grant Interval", HFILL }
},
{ &hf_cops_pcmm_tolerated_grant_jitter,
{ "Tolerated Grant Jitter", "cops.pc_mm_tgj",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Tolerated Grant Jitter", HFILL }
},
{ &hf_cops_pcmm_max_downstream_latency,
{ "Maximum Downstream Latency", "cops.pc_mm_mdl",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Maximum Downstream Latency", HFILL }
},
{ &hf_cops_pcmm_volume_based_usage_limit,
{ "Usage Limit", "cops.pc_mm_vbul_ul",
FT_UINT64, BASE_DEC, NULL, 0,
"PacketCable Multimedia Volume-Based Usage Limit", HFILL }
},
{ &hf_cops_pcmm_time_based_usage_limit,
{ "Usage Limit", "cops.pc_mm_tbul_ul",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Time-Based Usage Limit", HFILL }
},
{ &hf_cops_pcmm_gate_time_info,
{ "Gate Time Info", "cops.pc_mm_gti",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Gate Time Info", HFILL }
},
{ &hf_cops_pcmm_gate_usage_info,
{ "Gate Usage Info", "cops.pc_mm_gui",
FT_UINT32, BASE_DEC, NULL, 0,
"PacketCable Multimedia Gate Usage Info", HFILL }
},
{ &hf_cops_pcmm_packetcable_error_code,
{ "Error-Code", "cops.pc_mm_error_ec",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia PacketCable-Error Error-Code", HFILL }
},
{ &hf_cops_pcmm_packetcable_error_subcode,
{ "Error-code", "cops.pc_mm_error_esc",
FT_UINT16, BASE_HEX, NULL, 0,
"PacketCable Multimedia PacketCable-Error Error Sub-code", HFILL }
},
{ &hf_cops_pcmm_packetcable_gate_state,
{ "State", "cops.pc_mm_gs_state",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia Gate State", HFILL }
},
{ &hf_cops_pcmm_packetcable_gate_state_reason,
{ "Reason", "cops.pc_mm_gs_reason",
FT_UINT16, BASE_HEX, NULL, 0,
"PacketCable Multimedia Gate State Reason", HFILL }
},
{ &hf_cops_pcmm_packetcable_version_info_major,
{ "Major Version Number", "cops.pc_mm_vi_major",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia Major Version Number", HFILL }
},
{ &hf_cops_pcmm_packetcable_version_info_minor,
{ "Minor Version Number", "cops.pc_mm_vi_minor",
FT_UINT16, BASE_DEC, NULL, 0,
"PacketCable Multimedia Minor Version Number", HFILL }
},
/* End of addition for PacketCable */
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_cops,
&ett_cops_ver_flags,
&ett_cops_obj,
&ett_cops_pr_obj,
&ett_cops_obj_data,
&ett_cops_r_type_flags,
&ett_cops_itf,
&ett_cops_reason,
&ett_cops_decision,
&ett_cops_error,
&ett_cops_clientsi,
&ett_cops_asn1,
&ett_cops_gperror,
&ett_cops_cperror,
&ett_cops_pdp,
&ett_cops_subtree,
&ett_docsis_request_transmission_policy,
};
module_t* cops_module;
/* Register the protocol name and description */
proto_cops = proto_register_protocol("Common Open Policy Service",
"COPS", "cops");
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_cops, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
/* Register our configuration options for cops */
cops_module = prefs_register_protocol(proto_cops, proto_reg_handoff_cops);
prefs_register_uint_preference(cops_module,"tcp.cops_port",
"COPS TCP Port",
"Set the TCP port for COPS messages",
10,&global_cops_tcp_port);
prefs_register_bool_preference(cops_module, "desegment",
"Reassemble COPS messages spanning multiple TCP segments",
"Whether the COPS dissector should reassemble messages spanning multiple TCP segments."
" To use this option, you must also enable \"Allow subdissectors to reassemble TCP streams\" in the TCP protocol settings.",
&cops_desegment);
/* For PacketCable */
prefs_register_bool_preference(cops_module, "packetcable",
"Decode for PacketCable clients",
"Decode the COPS messages using PacketCable clients. (Select port 2126)",
&cops_packetcable);
#ifdef HAVE_NET_SNMP /*enable preference only if compiled with NET-SNMP*/
prefs_register_bool_preference(cops_module, "typefrommib",
"Decode COPS-PR ASN.1 types by reading them\nfrom PIBs (converted to MIBs)",
"Whether the COPS dissector should decode COPS-PR ASN.1 types based on data types read from packet or PIBs (converted to MIBs)",
&cops_typefrommib);
#endif /*HAVE_NET_SNMP*/
}
void proto_reg_handoff_cops(void)
{
static int cops_prefs_initialized = FALSE;
static dissector_handle_t cops_handle;
if (!cops_prefs_initialized) {
cops_handle = create_dissector_handle(dissect_cops, proto_cops);
cops_prefs_initialized = TRUE;
} else
dissector_delete("tcp.port",cops_tcp_port,cops_handle);
/* Set our port numbers for future use */
cops_tcp_port = global_cops_tcp_port;
dissector_add("tcp.port", cops_tcp_port, cops_handle);
dissector_add("tcp.port", TCP_PORT_PKTCABLE_COPS, cops_handle);
dissector_add("tcp.port", TCP_PORT_PKTCABLE_MM_COPS, cops_handle);
}
/* Additions for PacketCable ( Added by Dick Gooris, Lucent Technologies ) */
/* Definitions for print formatting */
/* XXX - Why don't we just use ftenum types here? */
#define FMT_DEC 0
#define FMT_HEX 1
#define FMT_IPv4 2
#define FMT_IPv6 3
#define FMT_FLT 4
/* Print the translated information in the display gui in a formatted way
*
* octets = The number of octets to obtain from the buffer
*
* vsp = If not a NULL pointer, it points to an array with text
*
* mode = 0 -> print decimal value
* 1 -> print hexadecimal vaue
* 2 -> print value as an IPv4 address
* 3 -> print value as an IPv6 address
* 4 -> print value as an IEEE float
*
* This function in combination with the separate function info_to_cops_subtree() for subtrees.
*
*/
static proto_item *
info_to_display(tvbuff_t *tvb, proto_item *stt, int offset, int octets, const char *str, const value_string *vsp, int mode,gint *hf_proto_parameter)
{
proto_item *pi = NULL;
guint8 code8 = 0;
guint16 code16 = 0;
guint32 codeipv4 = 0;
guint32 code32 = 0;
float codefl = 0.0;
/* Print information elements in the specified way */
switch (octets) {
case 1:
/* Get the octet */
code8 = tvb_get_guint8( tvb, offset );
if (vsp == NULL) {
/* Hexadecimal format */
if (mode==FMT_HEX)
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb,
offset, octets, code8,"%-28s : 0x%02x",str,code8);
else
/* Print an 8 bits integer */
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb,
offset, octets, code8,"%-28s : %u",str,code8);
} else {
if (mode==FMT_HEX)
/* Hexadecimal format */
pi = proto_tree_add_uint_format(
stt, *hf_proto_parameter,tvb, offset, octets, code8,
"%-28s : %s (0x%02x)",str,val_to_str(code8, vsp, "Unknown"),code8);
else
/* String table indexed */
pi = proto_tree_add_uint_format(
stt, *hf_proto_parameter,tvb, offset, octets, code8,
"%-28s : %s (%u)",str,val_to_str(code8, vsp, "Unknown"),code8);
}
break;
case 2:
/* Get the next two octets */
code16 = tvb_get_ntohs(tvb,offset);
if (vsp == NULL) {
/* Hexadecimal format */
if (mode==FMT_HEX)
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb,
offset, octets, code16,"%-28s : 0x%04x",str,code16);
else
/* Print a 16 bits integer */
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb,
offset, octets, code16,"%-28s : %u",str,code16);
} else {
if (mode==FMT_HEX)
/* Hexadecimal format */
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb,
offset, octets, code16,"%-28s : %s (0x%04x)", str,
val_to_str(code16, vsp, "Unknown (0x%04x)"),code16);
else
/* Print a 16 bits integer */
pi = proto_tree_add_uint_format(
stt, *hf_proto_parameter,tvb, offset, octets, code16,
"%-28s : %s (%u)",str,val_to_str(code16, vsp, "Unknown (0x%04x)"),code16);
}
break;
case 4:
/* Get the next four octets */
switch (mode) {
case FMT_FLT: codefl = tvb_get_ntohieee_float(tvb,offset);
break;
case FMT_IPv4: codeipv4 = tvb_get_ipv4(tvb, offset);
break;
default: code32 = tvb_get_ntohl(tvb,offset);
}
if (vsp == NULL) {
/* Hexadecimal format */
if (mode==FMT_HEX) {
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb,
offset, octets, code32,"%-28s : 0x%08x",str,code32);
break;
}
/* Ip address format*/
if (mode==FMT_IPv4) {
pi = proto_tree_add_ipv4(stt, *hf_proto_parameter,tvb, offset, octets, codeipv4);
break;
}
/* Ieee float format */
if (mode==FMT_FLT) {
pi = proto_tree_add_float_format(stt, *hf_proto_parameter,tvb, offset, octets,
codefl,"%-28s : %.10g",str,codefl);
break;
}
/* Print a 32 bits integer */
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb, offset, octets,
code32,"%-28s : %u",str,code32);
} else {
/* Hexadecimal format */
if (mode==FMT_HEX)
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb, offset, octets,
code32,"%-28s : %s (0x%08x)",str,val_to_str(code32, vsp, "Unknown"),code32);
else
/* String table indexed */
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,tvb, offset, octets,
code32,"%-28s : %s (%u)",str,val_to_str(code32, vsp, "Unknown"),code32);
}
break;
/* In case of more than 4 octets.... */
default: {
if (mode==FMT_HEX) {
pi = proto_tree_add_bytes(stt, *hf_proto_parameter,
tvb, offset, octets, tvb_get_ptr(tvb, offset,octets));
} else if (mode==FMT_IPv6 && octets==16) {
pi = proto_tree_add_ipv6(stt, *hf_proto_parameter, tvb, offset, octets,
tvb_get_ptr(tvb, offset, octets));
} else {
pi = proto_tree_add_uint_format(stt, *hf_proto_parameter,
tvb, offset, octets, code32,"%s",str);
}
break;
}
}
return pi;
}
/* Print the subtree information for cops */
static proto_tree *
info_to_cops_subtree(tvbuff_t *tvb, proto_tree *st, int n, int offset, const char *str) {
proto_item *tv;
tv = proto_tree_add_uint_format( st, hf_cops_subtree, tvb, offset, n, (guint)NULL, str);
return( proto_item_add_subtree( tv, ett_cops_subtree ) );
}
/* Cops - Section : D-QoS Transaction ID */
static void
cops_transaction_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *st, guint8 op_code, guint n, guint32 offset) {
proto_tree *stt;
guint16 code16;
char info[50];
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"D-QoS Transaction ID");
offset += 4;
/* Transaction Identifier */
info_to_display(tvb,stt,offset,2,"D-QoS Transaction Identifier", NULL,FMT_DEC,&hf_cops_pc_transaction_id);
offset +=2;
/* Gate Command Type */
code16 = tvb_get_ntohs(tvb,offset);
proto_tree_add_uint_format(stt, hf_cops_pc_gate_command_type,tvb, offset, 2,
code16,"%-28s : %s (%u)", "Gate Command Type",
val_to_str(code16,table_cops_dqos_transaction_id, "Unknown (0x%04x)"),code16);
/* Write the right data into the 'info field' on the Gui */
g_snprintf(info,sizeof(info),"COPS %-20s - ",val_to_str(op_code,cops_op_code_vals, "Unknown"));
strcat(info,val_to_str(code16,table_cops_dqos_transaction_id, "Unknown"));
if (check_col(pinfo->cinfo, COL_INFO)) {
col_clear(pinfo->cinfo, COL_INFO);
col_add_str(pinfo->cinfo, COL_INFO,info);
}
}
/* Cops - Section : Subscriber IDv4 */
static void
cops_subscriber_id_v4(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *tv;
/* Create a subtree */
tv = info_to_cops_subtree(tvb,st,n,offset,"Subscriber ID (IPv4)");
offset += 4;
/* Subscriber Identifier */
info_to_display(tvb,tv,offset,4,"Subscriber Identifier (IPv4)", NULL,FMT_IPv4,&hf_cops_pc_subscriber_id_ipv4);
}
/* Cops - Section : Subscriber IDv6 */
static void
cops_subscriber_id_v6(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *tv;
/* Create a subtree */
tv = info_to_cops_subtree(tvb,st,n,offset,"Subscriber ID (IPv6)");
offset += 4;
/* Subscriber Identifier */
info_to_display(tvb,tv,offset,16,"Subscriber Identifier (IPv6)", NULL,FMT_IPv6,&hf_cops_pc_subscriber_id_ipv6);
}
/* Cops - Section : Gate ID */
static void
cops_gate_id(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Gate ID");
offset += 4;
/* Gate Identifier */
info_to_display(tvb,stt,offset,4,"Gate Identifier", NULL,FMT_HEX,&hf_cops_pc_gate_id);
}
/* Cops - Section : Activity Count */
static void
cops_activity_count(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Activity Count");
offset += 4;
/* Activity Count */
info_to_display(tvb,stt,offset,4,"Count", NULL,FMT_DEC,&hf_cops_pc_activity_count);
}
/* Cops - Section : Gate Specifications */
static void
cops_gate_specs(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Gate Specifications");
offset += 4;
/* Direction */
info_to_display(tvb,stt,offset,1,"Direction",table_cops_direction,FMT_DEC,&hf_cops_pc_direction);
offset += 1;
/* Protocol ID */
info_to_display(tvb,stt,offset,1,"Protocol ID",NULL,FMT_DEC,&hf_cops_pc_protocol_id);
offset += 1;
/* Flags */
info_to_display(tvb,stt,offset,1,"Flags",NULL,FMT_DEC,&hf_cops_pc_gate_spec_flags);
offset += 1;
/* Session Class */
info_to_display(tvb,stt,offset,1,"Session Class",table_cops_session_class,FMT_DEC,&hf_cops_pc_session_class);
offset += 1;
/* Source IP Address */
info_to_display(tvb,stt,offset,4,"Source IP Address",NULL,FMT_IPv4,&hf_cops_pc_src_ip);
offset += 4;
/* Destination IP Address */
info_to_display(tvb,stt,offset,4,"Destination IP Address",NULL,FMT_IPv4,&hf_cops_pc_dest_ip);
offset += 4;
/* Source IP Port */
info_to_display(tvb,stt,offset,2,"Source IP Port",NULL,FMT_DEC,&hf_cops_pc_src_port);
offset += 2;
/* Destination IP Port */
info_to_display(tvb,stt,offset,2,"Destination IP Port",NULL,FMT_DEC,&hf_cops_pc_dest_port);
offset += 2;
/* DiffServ Code Point */
info_to_display(tvb,stt,offset,1,"DS Field (DSCP or TOS)",NULL,FMT_HEX,&hf_cops_pc_ds_field);
offset += 1;
/* 3 octets Not specified */
offset += 3;
/* Timer T1 Value */
info_to_display(tvb,stt,offset,2,"Timer T1 Value (sec)",NULL,FMT_DEC,&hf_cops_pc_t1_value);
offset += 2;
/* Reserved */
info_to_display(tvb,stt,offset,2,"Reserved",NULL,FMT_DEC,&hf_cops_pc_reserved);
offset += 2;
/* Timer T7 Value */
info_to_display(tvb,stt,offset,2,"Timer T7 Value (sec)",NULL,FMT_DEC,&hf_cops_pc_t7_value);
offset += 2;
/* Timer T8 Value */
info_to_display(tvb,stt,offset,2,"Timer T8 Value (sec)",NULL,FMT_DEC,&hf_cops_pc_t8_value);
offset += 2;
/* Token Bucket Rate */
info_to_display(tvb,stt,offset,4,"Token Bucket Rate",NULL,FMT_FLT,&hf_cops_pc_token_bucket_rate);
offset += 4;
/* Token Bucket Size */
info_to_display(tvb,stt,offset,4,"Token Bucket Size",NULL,FMT_FLT,&hf_cops_pc_token_bucket_size);
offset += 4;
/* Peak Data Rate */
info_to_display(tvb,stt,offset,4,"Peak Data Rate",NULL,FMT_FLT,&hf_cops_pc_peak_data_rate);
offset += 4;
/* Minimum Policed Unit */
info_to_display(tvb,stt,offset,4,"Minimum Policed Unit",NULL,FMT_DEC,&hf_cops_pc_min_policed_unit);
offset += 4;
/* Maximum Packet Size */
info_to_display(tvb,stt,offset,4,"Maximum Packet Size",NULL,FMT_DEC,&hf_cops_pc_max_packet_size);
offset += 4;
/* Rate */
info_to_display(tvb,stt,offset,4,"Rate",NULL,FMT_FLT,&hf_cops_pc_spec_rate);
offset += 4;
/* Slack Term */
info_to_display(tvb,stt,offset,4,"Slack Term",NULL,FMT_DEC,&hf_cops_pc_slack_term);
}
/* Cops - Section : Electronic Surveillance Parameters */
static void
cops_surveillance_parameters(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
guint8 *bcid_str;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Electronic Surveillance Parameters");
offset += 4;
/* DF IP Address for CDC */
info_to_display(tvb,stt,offset,4,"DF IP Address for CDC", NULL,FMT_IPv4,&hf_cops_pc_dfcdc_ip);
offset += 4;
/* DF IP Port for CDC */
info_to_display(tvb,stt,offset,2,"DF IP Port for CDC",NULL,FMT_DEC,&hf_cops_pc_dfcdc_ip_port);
offset += 2;
/* Flags */
info_to_display(tvb,stt,offset,2,"Flags",NULL,FMT_HEX,&hf_cops_pc_gate_spec_flags);
offset += 2;
/* DF IP Address for CCC */
info_to_display(tvb,stt,offset,4,"DF IP Address for CCC", NULL,FMT_IPv4,&hf_cops_pc_dfccc_ip);
offset += 4;
/* DF IP Port for CCC */
info_to_display(tvb,stt,offset,2,"DF IP Port for CCC",NULL,FMT_DEC,&hf_cops_pc_dfccc_ip_port);
offset += 2;
/* Reserved */
info_to_display(tvb,stt,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* CCCID */
info_to_display(tvb,stt,offset,4,"CCCID", NULL,FMT_DEC,&hf_cops_pc_dfccc_id);
offset += 4;
/* BCID Timestamp */
info_to_display(tvb,stt,offset,4,"BCID - Timestamp",NULL,FMT_HEX,&hf_cops_pc_bcid_ts);
offset += 4;
/* BCID Element ID */
bcid_str = tvb_format_text(tvb, offset, 8);
proto_tree_add_text(stt, tvb, offset, 8,"%-28s : '%s'","BCID - Element ID",bcid_str);
offset += 8;
/* BCID Time Zone */
bcid_str = tvb_format_text(tvb, offset, 8);
proto_tree_add_text(stt, tvb, offset, 8,"%-28s : '%s'","BCID - Time Zone",bcid_str);
offset += 8;
/* BCID Event Counter */
info_to_display(tvb,stt,offset,4,"BCID - Event Counter",NULL,FMT_DEC,&hf_cops_pc_bcid_ev);
}
/* Cops - Section : Event Gereration-Info */
static void
cops_event_generation_info(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
guint8 *bcid_str;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Event Generation Info");
offset += 4;
/* Primary Record Keeping Server IP Address */
info_to_display(tvb,stt,offset,4,"PRKS IP Address", NULL,FMT_IPv4,&hf_cops_pc_prks_ip);
offset += 4;
/* Primary Record Keeping Server IP Port */
info_to_display(tvb,stt,offset,2,"PRKS IP Port",NULL,FMT_DEC,&hf_cops_pc_prks_ip_port);
offset += 2;
/* Flags */
info_to_display(tvb,stt,offset,1,"Flags",NULL,FMT_HEX,&hf_cops_pc_gate_spec_flags);
offset += 1;
/* Reserved */
info_to_display(tvb,stt,offset,1,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 1;
/* Secondary Record Keeping Server IP Address */
info_to_display(tvb,stt,offset,4,"SRKS IP Address", NULL,FMT_IPv4,&hf_cops_pc_srks_ip);
offset += 4;
/* Secondary Record Keeping Server IP Port */
info_to_display(tvb,stt,offset,2,"SRKS IP Port",NULL,FMT_DEC,&hf_cops_pc_srks_ip_port);
offset += 2;
/* Flags */
info_to_display(tvb,stt,offset,1,"Flags",NULL,FMT_DEC,&hf_cops_pc_gate_spec_flags);
offset += 1;
/* Reserved */
info_to_display(tvb,stt,offset,1,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 1;
/* BCID Timestamp */
info_to_display(tvb,stt,offset,4,"BCID - Timestamp",NULL,FMT_HEX,&hf_cops_pc_bcid_ts);
offset += 4;
/* BCID Element ID */
bcid_str = tvb_format_text(tvb, offset, 8);
proto_tree_add_text(stt, tvb, offset, 8,"%-28s : '%s'","BCID - Element ID",bcid_str);
offset += 8;
/* BCID Time Zone */
bcid_str = tvb_format_text(tvb, offset, 8);
proto_tree_add_text(stt, tvb, offset, 8,"%-28s : '%s'","BCID - Time Zone",bcid_str);
offset += 8;
/* BCID Event Counter */
info_to_display(tvb,stt,offset,4,"BCID - Event Counter",NULL,FMT_DEC,&hf_cops_pc_bcid_ev);
}
/* Cops - Section : Remote Gate */
static void
cops_remote_gate_info(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Remote Gate Info");
offset += 4;
/* CMTS IP Address */
info_to_display(tvb,stt,offset,4,"CMTS IP Address", NULL,FMT_IPv4,&hf_cops_pc_cmts_ip);
offset += 4;
/* CMTS IP Port */
info_to_display(tvb,stt,offset,2,"CMTS IP Port",NULL,FMT_DEC,&hf_cops_pc_cmts_ip_port);
offset += 2;
/* Flags */
info_to_display(tvb,stt,offset,2,"Flags",NULL,FMT_DEC,&hf_cops_pc_remote_flags);
offset += 2;
/* Remote Gate ID */
info_to_display(tvb,stt,offset,4,"Remote Gate ID", NULL,FMT_HEX,&hf_cops_pc_remote_gate_id);
offset += 4;
/* Algorithm */
info_to_display(tvb,stt,offset,2,"Algorithm", NULL,FMT_DEC,&hf_cops_pc_algorithm);
offset += 2;
/* Reserved */
info_to_display(tvb,stt,offset,4,"Reserved", NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 4;
/* Security Key */
info_to_display(tvb,stt,offset,4,"Security Key", NULL,FMT_HEX,&hf_cops_pc_key);
offset += 4;
/* Security Key */
info_to_display(tvb,stt,offset,4,"Security Key (cont)", NULL,FMT_HEX,&hf_cops_pc_key);
offset += 4;
/* Security Key */
info_to_display(tvb,stt,offset,4,"Security Key (cont)", NULL,FMT_HEX,&hf_cops_pc_key);
offset += 4;
/* Security Key */
info_to_display(tvb,stt,offset,4,"Security Key (cont)", NULL,FMT_HEX,&hf_cops_pc_key);
}
/* Cops - Section : PacketCable reason */
static void
cops_packetcable_reason(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
guint16 code16;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"PacketCable Reason");
offset += 4;
/* Reason Code */
code16 = tvb_get_ntohs(tvb,offset);
proto_tree_add_uint_format(stt, hf_cops_pc_reason_code,tvb, offset, 2,
code16, "%-28s : %s (%u)","Reason Code",
val_to_str(code16, table_cops_reason_code, "Unknown (0x%04x)"),code16);
offset += 2;
if ( code16 == 0 ) {
/* Reason Sub Code with Delete */
info_to_display(tvb,stt,offset,2,"Reason Sub Code",table_cops_reason_subcode_delete,FMT_DEC,&hf_cops_pc_delete_subcode);
} else {
/* Reason Sub Code with Close */
info_to_display(tvb,stt,offset,2,"Reason Sub Code",table_cops_reason_subcode_close,FMT_DEC,&hf_cops_pc_close_subcode);
}
}
/* Cops - Section : PacketCable error */
static void
cops_packetcable_error(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"PacketCable Error");
offset += 4;
/* Error Code */
info_to_display(tvb,stt,offset,2,"Error Code",table_cops_packetcable_error,FMT_DEC,&hf_cops_pc_packetcable_err_code);
offset += 2;
/* Error Sub Code */
info_to_display(tvb,stt,offset,2,"Error Sub Code",NULL,FMT_HEX,&hf_cops_pc_packetcable_sub_code);
}
/* Cops - Section : Multimedia Transaction ID */
static void
cops_mm_transaction_id(tvbuff_t *tvb, packet_info *pinfo, proto_tree *st, guint8 op_code, guint n, guint32 offset) {
proto_tree *stt;
guint16 code16;
char info[50];
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"MM Transaction ID");
offset += 4;
/* Transaction Identifier */
info_to_display(tvb,stt,offset,2,"Multimedia Transaction Identifier", NULL,FMT_DEC,&hf_cops_pc_transaction_id);
offset +=2;
/* Gate Command Type */
code16 = tvb_get_ntohs(tvb,offset);
proto_tree_add_uint_format(stt, hf_cops_pc_gate_command_type,tvb, offset, 2,
code16,"%-28s : %s (%u)", "Gate Command Type",
val_to_str(code16,table_cops_mm_transaction_id, "Unknown (0x%04x)"),code16);
/* Write the right data into the 'info field' on the Gui */
g_snprintf(info,sizeof(info),"COPS %-20s - ",val_to_str(op_code,cops_op_code_vals, "Unknown"));
strcat(info,val_to_str(code16,table_cops_mm_transaction_id, "Unknown"));
if (check_col(pinfo->cinfo, COL_INFO)) {
col_clear(pinfo->cinfo, COL_INFO);
col_add_str(pinfo->cinfo, COL_INFO,info);
}
}
/* Cops - Section : AMID */
static void
cops_amid(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"AMID");
offset += 4;
/* Gate Identifier */
info_to_display(tvb,stt,offset,4,"Application Manager ID", NULL,FMT_DEC,&hf_cops_pcmm_amid);
}
/* Cops - Section : Multimedia Gate Specifications */
static void
cops_mm_gate_spec(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
guint8 gs_flags;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Gate Spec");
offset += 4;
/* Flags */
gs_flags = tvb_get_guint8(tvb, offset);
ti = info_to_display(tvb,stt,offset,1,"Flags",NULL,FMT_HEX,&hf_cops_pcmm_gate_spec_flags);
object_tree = proto_item_add_subtree(ti, ett_cops_subtree );
proto_tree_add_text(object_tree, tvb, offset, 1, "%s gate",
decode_boolean_bitfield(gs_flags, 1 << 0, 8,
"Upstream", "Downstream"));
proto_tree_add_text(object_tree, tvb, offset, 1, "%s DSCP/TOS overwrite",
decode_boolean_bitfield(gs_flags, 1 << 1, 8,
"Enable", "Disable"));
offset += 1;
/* DiffServ Code Point */
info_to_display(tvb,stt,offset,1,"DS Field (DSCP or TOS)",NULL,FMT_HEX,&hf_cops_pcmm_gate_spec_dscp_tos_field);
offset += 1;
/* DiffServ Code Point Mask */
info_to_display(tvb,stt,offset,1,"DS Field (DSCP or TOS) Mask",NULL,FMT_HEX,&hf_cops_pcmm_gate_spec_dscp_tos_mask);
offset += 1;
/* Session Class */
ti = info_to_display(tvb,stt,offset,1,"Session Class",table_cops_session_class,FMT_DEC,&hf_cops_pcmm_gate_spec_session_class_id);
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
proto_tree_add_item(object_tree, hf_cops_pcmm_gate_spec_session_class_id_priority, tvb, offset, 1, FALSE);
proto_tree_add_item(object_tree, hf_cops_pcmm_gate_spec_session_class_id_preemption, tvb, offset, 1, FALSE);
proto_tree_add_item(object_tree, hf_cops_pcmm_gate_spec_session_class_id_configurable, tvb, offset, 1, FALSE);
offset += 1;
/* Timer T1 Value */
info_to_display(tvb,stt,offset,2,"Timer T1 Value (sec)",NULL,FMT_DEC,&hf_cops_pcmm_gate_spec_timer_t1);
offset += 2;
/* Timer T2 Value */
info_to_display(tvb,stt,offset,2,"Timer T2 Value (sec)",NULL,FMT_DEC,&hf_cops_pcmm_gate_spec_timer_t2);
offset += 2;
/* Timer T3 Value */
info_to_display(tvb,stt,offset,2,"Timer T3 Value (sec)",NULL,FMT_DEC,&hf_cops_pcmm_gate_spec_timer_t3);
offset += 2;
/* Timer T4 Value */
info_to_display(tvb,stt,offset,2,"Timer T4 Value (sec)",NULL,FMT_DEC,&hf_cops_pcmm_gate_spec_timer_t4);
offset += 2;
}
/* Cops - Section : Classifier */
static void
cops_classifier(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Classifier");
offset += 4;
/* Protocol ID */
info_to_display(tvb,stt,offset,2,"Protocol ID",NULL,FMT_DEC,&hf_cops_pcmm_classifier_protocol_id);
offset += 2;
/* DiffServ Code Point */
info_to_display(tvb,stt,offset,1,"DS Field (DSCP or TOS)",NULL,FMT_HEX,&hf_cops_pcmm_classifier_dscp_tos_field);
offset += 1;
/* DiffServ Code Point Mask */
info_to_display(tvb,stt,offset,1,"DS Field (DSCP or TOS) Mask",NULL,FMT_HEX,&hf_cops_pcmm_classifier_dscp_tos_mask);
offset += 1;
/* Source IP Address */
info_to_display(tvb,stt,offset,4,"Source IP Address",NULL,FMT_IPv4,&hf_cops_pcmm_classifier_src_addr);
offset += 4;
/* Destination IP Address */
info_to_display(tvb,stt,offset,4,"Destination IP Address",NULL,FMT_IPv4,&hf_cops_pcmm_classifier_dst_addr);
offset += 4;
/* Source IP Port */
info_to_display(tvb,stt,offset,2,"Source IP Port",NULL,FMT_DEC,&hf_cops_pcmm_classifier_src_port);
offset += 2;
/* Destination IP Port */
info_to_display(tvb,stt,offset,2,"Destination IP Port",NULL,FMT_DEC,&hf_cops_pcmm_classifier_dst_port);
offset += 2;
/* Priority */
info_to_display(tvb,stt,offset,1,"Priority",NULL,FMT_HEX,&hf_cops_pcmm_classifier_priority);
offset += 1;
/* 3 octets Not specified */
offset += 3;
}
/* Cops - Section : Gate Specifications */
static void
cops_flow_spec(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Flow Spec");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_flow_spec_envelope);
offset += 1;
/* Service Number */
info_to_display(tvb,stt,offset,1,"Service Number",NULL,FMT_DEC,&hf_cops_pcmm_flow_spec_service_number);
offset += 1;
/* Reserved */
info_to_display(tvb,stt,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Authorized Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 28, "Authorized Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Token Bucket Rate */
info_to_display(tvb,object_tree,offset,4,"Token Bucket Rate",NULL,FMT_FLT,&hf_cops_pc_token_bucket_rate);
offset += 4;
/* Token Bucket Size */
info_to_display(tvb,object_tree,offset,4,"Token Bucket Size",NULL,FMT_FLT,&hf_cops_pc_token_bucket_size);
offset += 4;
/* Peak Data Rate */
info_to_display(tvb,object_tree,offset,4,"Peak Data Rate",NULL,FMT_FLT,&hf_cops_pc_peak_data_rate);
offset += 4;
/* Minimum Policed Unit */
info_to_display(tvb,object_tree,offset,4,"Minimum Policed Unit",NULL,FMT_DEC,&hf_cops_pc_min_policed_unit);
offset += 4;
/* Maximum Packet Size */
info_to_display(tvb,object_tree,offset,4,"Maximum Packet Size",NULL,FMT_DEC,&hf_cops_pc_max_packet_size);
offset += 4;
/* Rate */
info_to_display(tvb,object_tree,offset,4,"Rate",NULL,FMT_FLT,&hf_cops_pc_spec_rate);
offset += 4;
/* Slack Term */
info_to_display(tvb,object_tree,offset,4,"Slack Term",NULL,FMT_DEC,&hf_cops_pc_slack_term);
offset += 4;
if (n < 64) return;
/* Reserved Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 28, "Reserved Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Token Bucket Rate */
info_to_display(tvb,object_tree,offset,4,"Token Bucket Rate",NULL,FMT_FLT,&hf_cops_pc_token_bucket_rate);
offset += 4;
/* Token Bucket Size */
info_to_display(tvb,object_tree,offset,4,"Token Bucket Size",NULL,FMT_FLT,&hf_cops_pc_token_bucket_size);
offset += 4;
/* Peak Data Rate */
info_to_display(tvb,object_tree,offset,4,"Peak Data Rate",NULL,FMT_FLT,&hf_cops_pc_peak_data_rate);
offset += 4;
/* Minimum Policed Unit */
info_to_display(tvb,object_tree,offset,4,"Minimum Policed Unit",NULL,FMT_DEC,&hf_cops_pc_min_policed_unit);
offset += 4;
/* Maximum Packet Size */
info_to_display(tvb,object_tree,offset,4,"Maximum Packet Size",NULL,FMT_DEC,&hf_cops_pc_max_packet_size);
offset += 4;
/* Rate */
info_to_display(tvb,object_tree,offset,4,"Rate",NULL,FMT_FLT,&hf_cops_pc_spec_rate);
offset += 4;
/* Slack Term */
info_to_display(tvb,object_tree,offset,4,"Slack Term",NULL,FMT_DEC,&hf_cops_pc_slack_term);
offset += 4;
if (n < 92) return;
/* Committed Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 28, "Committed Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Token Bucket Rate */
info_to_display(tvb,object_tree,offset,4,"Token Bucket Rate",NULL,FMT_FLT,&hf_cops_pc_token_bucket_rate);
offset += 4;
/* Token Bucket Size */
info_to_display(tvb,object_tree,offset,4,"Token Bucket Size",NULL,FMT_FLT,&hf_cops_pc_token_bucket_size);
offset += 4;
/* Peak Data Rate */
info_to_display(tvb,object_tree,offset,4,"Peak Data Rate",NULL,FMT_FLT,&hf_cops_pc_peak_data_rate);
offset += 4;
/* Minimum Policed Unit */
info_to_display(tvb,object_tree,offset,4,"Minimum Policed Unit",NULL,FMT_DEC,&hf_cops_pc_min_policed_unit);
offset += 4;
/* Maximum Packet Size */
info_to_display(tvb,object_tree,offset,4,"Maximum Packet Size",NULL,FMT_DEC,&hf_cops_pc_max_packet_size);
offset += 4;
/* Rate */
info_to_display(tvb,object_tree,offset,4,"Rate",NULL,FMT_FLT,&hf_cops_pc_spec_rate);
offset += 4;
/* Slack Term */
info_to_display(tvb,object_tree,offset,4,"Slack Term",NULL,FMT_DEC,&hf_cops_pc_slack_term);
}
/* Cops - Section : DOCSIS Service Class Name */
static void
cops_docsis_service_class_name(tvbuff_t *tvb, proto_tree *st, guint object_len, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,object_len,offset,"DOCSIS Service Class Name");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_envelope);
offset += 1;
proto_tree_add_text(stt, tvb, offset, 3, "Reserved");
offset += 3;
if (object_len >= 12) {
proto_tree_add_item(stt, hf_cops_pcmm_docsis_scn, tvb, offset, object_len - 8, FALSE);
offset += object_len - 8;
} else {
proto_tree_add_text(stt, tvb, offset - 8, 2, "Invalid object length: %u", object_len);
}
}
/* Cops - Section : Best Effort Service */
static void
cops_best_effort_service(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Best Effort Service");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_envelope);
offset += 1;
proto_tree_add_text(stt, tvb, offset, 3, "Reserved");
offset += 3;
/* Authorized Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Authorized Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
if (n < 56) return;
/* Reserved Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Reserved Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
if (n < 80) return;
/* Committed Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Committed Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
}
/* Cops - Section : Non-Real-Time Polling Service */
static void
cops_non_real_time_polling_service(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Non-Real-Time Polling Service");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_envelope);
offset += 1;
proto_tree_add_text(stt, tvb, offset, 3, "Reserved");
offset += 3;
/* Authorized Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 28, "Authorized Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
if (n < 64) return;
/* Reserved Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Reserved Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
if (n < 92) return;
/* Committed Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Committed Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
}
/* Cops - Section : Real-Time Polling Service */
static void
cops_real_time_polling_service(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Real-Time Polling Service");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_envelope);
offset += 1;
proto_tree_add_text(stt, tvb, offset, 3, "Reserved");
offset += 3;
/* Authorized Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 28, "Authorized Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
/* Tolerated Poll Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Poll Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_poll_jitter);
offset += 4;
if (n < 64) return;
/* Reserved Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Reserved Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
/* Tolerated Poll Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Poll Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_poll_jitter);
offset += 4;
if (n < 92) return;
/* Committed Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Committed Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
/* Tolerated Poll Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Poll Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_poll_jitter);
offset += 4;
}
/* Cops - Section : Unsolicited Grant Service */
static void
cops_unsolicited_grant_service(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Unsolicited Grant Service");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_envelope);
offset += 1;
proto_tree_add_text(stt, tvb, offset, 3, "Reserved");
offset += 3;
/* Authorized Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 16, "Authorized Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Unsolicited Grant Size */
info_to_display(tvb,object_tree,offset,2,"Unsolicited Grant Size",NULL,FMT_DEC,&hf_cops_pcmm_unsolicited_grant_size);
offset += 2;
/* Grants Per Interval */
info_to_display(tvb,object_tree,offset,1,"Grants Per Interval",NULL,FMT_DEC,&hf_cops_pcmm_grants_per_interval);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 1, "Reserved");
offset += 1;
/* Nominal Grant Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Grant Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_grant_interval);
offset += 4;
/* Tolerated Grant Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Grant Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_grant_jitter);
offset += 4;
if (n < 40) return;
/* Reserved Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 16, "Reserved Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Unsolicited Grant Size */
info_to_display(tvb,object_tree,offset,2,"Unsolicited Grant Size",NULL,FMT_DEC,&hf_cops_pcmm_unsolicited_grant_size);
offset += 2;
/* Grants Per Interval */
info_to_display(tvb,object_tree,offset,1,"Grants Per Interval",NULL,FMT_DEC,&hf_cops_pcmm_grants_per_interval);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 1, "Reserved");
offset += 1;
/* Nominal Grant Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Grant Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_grant_interval);
offset += 4;
/* Tolerated Grant Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Grant Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_grant_jitter);
offset += 4;
if (n < 56) return;
/* Committed Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 16, "Committed Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Unsolicited Grant Size */
info_to_display(tvb,object_tree,offset,2,"Unsolicited Grant Size",NULL,FMT_DEC,&hf_cops_pcmm_unsolicited_grant_size);
offset += 2;
/* Grants Per Interval */
info_to_display(tvb,object_tree,offset,1,"Grants Per Interval",NULL,FMT_DEC,&hf_cops_pcmm_grants_per_interval);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 1, "Reserved");
offset += 1;
/* Nominal Grant Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Grant Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_grant_interval);
offset += 4;
/* Tolerated Grant Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Grant Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_grant_jitter);
offset += 4;
}
/* Cops - Section : Unsolicited Grant Service with Activity Detection */
static void
cops_ugs_with_activity_detection(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Unsolicited Grant Service with Activity Detection");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_envelope);
offset += 1;
proto_tree_add_text(stt, tvb, offset, 3, "Reserved");
offset += 3;
/* Authorized Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Authorized Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Unsolicited Grant Size */
info_to_display(tvb,object_tree,offset,2,"Unsolicited Grant Size",NULL,FMT_DEC,&hf_cops_pcmm_unsolicited_grant_size);
offset += 2;
/* Grants Per Interval */
info_to_display(tvb,object_tree,offset,1,"Grants Per Interval",NULL,FMT_DEC,&hf_cops_pcmm_grants_per_interval);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 1, "Reserved");
offset += 1;
/* Nominal Grant Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Grant Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_grant_interval);
offset += 4;
/* Tolerated Grant Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Grant Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_grant_jitter);
offset += 4;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
/* Tolerated Poll Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Poll Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_poll_jitter);
offset += 4;
if (n < 56) return;
/* Reserved Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Reserved Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Unsolicited Grant Size */
info_to_display(tvb,object_tree,offset,2,"Unsolicited Grant Size",NULL,FMT_DEC,&hf_cops_pcmm_unsolicited_grant_size);
offset += 2;
/* Grants Per Interval */
info_to_display(tvb,object_tree,offset,1,"Grants Per Interval",NULL,FMT_DEC,&hf_cops_pcmm_grants_per_interval);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 1, "Reserved");
offset += 1;
/* Nominal Grant Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Grant Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_grant_interval);
offset += 4;
/* Tolerated Grant Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Grant Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_grant_jitter);
offset += 4;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
/* Tolerated Poll Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Poll Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_poll_jitter);
offset += 4;
if (n < 80) return;
/* Committed Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Committed Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Request Transmission Policy */
decode_docsis_request_transmission_policy(tvb, offset, object_tree, hf_cops_pcmm_request_transmission_policy);
offset += 4;
/* Unsolicited Grant Size */
info_to_display(tvb,object_tree,offset,2,"Unsolicited Grant Size",NULL,FMT_DEC,&hf_cops_pcmm_unsolicited_grant_size);
offset += 2;
/* Grants Per Interval */
info_to_display(tvb,object_tree,offset,1,"Grants Per Interval",NULL,FMT_DEC,&hf_cops_pcmm_grants_per_interval);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 1, "Reserved");
offset += 1;
/* Nominal Grant Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Grant Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_grant_interval);
offset += 4;
/* Tolerated Grant Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Grant Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_grant_jitter);
offset += 4;
/* Nominal Polling Interval */
info_to_display(tvb,object_tree,offset,4,"Nominal Polling Interval",NULL,FMT_DEC,&hf_cops_pcmm_nominal_polling_interval);
offset += 4;
/* Tolerated Poll Jitter */
info_to_display(tvb,object_tree,offset,4,"Tolerated Poll Jitter",NULL,FMT_DEC,&hf_cops_pcmm_tolerated_poll_jitter);
offset += 4;
}
/* Cops - Section : Downstream Service */
static void
cops_downstream_service(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_item *ti;
proto_tree *stt, *object_tree;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Downstream Service");
offset += 4;
/* Envelope */
info_to_display(tvb,stt,offset,1,"Envelope",NULL,FMT_DEC,&hf_cops_pcmm_envelope);
offset += 1;
proto_tree_add_text(stt, tvb, offset, 3, "Reserved");
offset += 3;
/* Authorized Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Authorized Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Maximum Downstream Latency */
info_to_display(tvb,object_tree,offset,4,"Maximum Downstream Latency",NULL,FMT_DEC,&hf_cops_pcmm_max_downstream_latency);
offset += 4;
if (n < 56) return;
/* Reserved Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Reserved Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Maximum Downstream Latency */
info_to_display(tvb,object_tree,offset,4,"Maximum Downstream Latency",NULL,FMT_DEC,&hf_cops_pcmm_max_downstream_latency);
offset += 4;
if (n < 80) return;
/* Committed Envelope */
ti = proto_tree_add_text(stt, tvb, offset, 24, "Committed Envelope");
object_tree = proto_item_add_subtree(ti, ett_cops_subtree);
/* Traffic Priority */
info_to_display(tvb,object_tree,offset,1,"Traffic Priority",NULL,FMT_HEX,&hf_cops_pcmm_traffic_priority);
offset += 1;
proto_tree_add_text(object_tree, tvb, offset, 3, "Reserved");
offset += 3;
/* Maximum Sustained Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Maximum Sustained Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_max_sustained_traffic_rate);
offset += 4;
/* Maximum Traffic Burst */
info_to_display(tvb,object_tree,offset,4,"Maximum Traffic Burst",NULL,FMT_DEC,&hf_cops_pcmm_max_traffic_burst);
offset += 4;
/* Minimum Reserved Traffic Rate */
info_to_display(tvb,object_tree,offset,4,"Minimum Reserved Traffic Rate",NULL,FMT_DEC,&hf_cops_pcmm_min_reserved_traffic_rate);
offset += 4;
/* Assumed Minimum Reserved Traffic Rate Packet Size */
info_to_display(tvb,object_tree,offset,2,"Assumed Minimum Reserved Traffic Rate Packet Size",NULL,FMT_DEC,&hf_cops_pcmm_ass_min_rtr_packet_size);
offset += 2;
/* Reserved */
info_to_display(tvb,object_tree,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Maximum Downstream Latency */
info_to_display(tvb,object_tree,offset,4,"Maximum Downstream Latency",NULL,FMT_DEC,&hf_cops_pcmm_max_downstream_latency);
offset += 4;
}
/* Cops - Section : PacketCable Multimedia Event Gereration-Info */
static void
cops_mm_event_generation_info(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
guint8 *bcid_str;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Event Generation Info");
offset += 4;
/* Primary Record Keeping Server IP Address */
info_to_display(tvb,stt,offset,4,"PRKS IP Address", NULL,FMT_IPv4,&hf_cops_pc_prks_ip);
offset += 4;
/* Primary Record Keeping Server IP Port */
info_to_display(tvb,stt,offset,2,"PRKS IP Port",NULL,FMT_DEC,&hf_cops_pc_prks_ip_port);
offset += 2;
/* Reserved */
info_to_display(tvb,stt,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* Secondary Record Keeping Server IP Address */
info_to_display(tvb,stt,offset,4,"SRKS IP Address", NULL,FMT_IPv4,&hf_cops_pc_srks_ip);
offset += 4;
/* Secondary Record Keeping Server IP Port */
info_to_display(tvb,stt,offset,2,"SRKS IP Port",NULL,FMT_DEC,&hf_cops_pc_srks_ip_port);
offset += 2;
/* Reserved */
info_to_display(tvb,stt,offset,2,"Reserved",NULL,FMT_HEX,&hf_cops_pc_reserved);
offset += 2;
/* BCID Timestamp */
info_to_display(tvb,stt,offset,4,"BCID - Timestamp",NULL,FMT_HEX,&hf_cops_pc_bcid_ts);
offset += 4;
/* BCID Element ID */
bcid_str = tvb_format_text(tvb, offset, 8);
proto_tree_add_text(stt, tvb, offset, 8,"%-28s : '%s'","BCID - Element ID",bcid_str);
offset += 8;
/* BCID Time Zone */
bcid_str = tvb_format_text(tvb, offset, 8);
proto_tree_add_text(stt, tvb, offset, 8,"%-28s : '%s'","BCID - Time Zone",bcid_str);
offset += 8;
/* BCID Event Counter */
info_to_display(tvb,stt,offset,4,"BCID - Event Counter",NULL,FMT_DEC,&hf_cops_pc_bcid_ev);
}
/* Cops - Section : Volume-Based Usage Limit */
static void
cops_volume_based_usage_limit(tvbuff_t *tvb, proto_tree *st, guint object_len, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,object_len,offset,"Volume-Based Usage Limit");
offset += 4;
/* Usage Limit */
proto_tree_add_item(stt, hf_cops_pcmm_volume_based_usage_limit, tvb, offset, 8,
FALSE);
}
/* Cops - Section : Time-Based Usage Limit */
static void
cops_time_based_usage_limit(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Time-Based Usage Limit");
offset += 4;
/* Time Limit */
info_to_display(tvb,stt,offset,4,"Time Limit", NULL,FMT_DEC,&hf_cops_pcmm_time_based_usage_limit);
offset += 4;
}
/* Cops - Section : Opaque Data */
static void
cops_opaque_data(tvbuff_t *tvb, proto_tree *st, guint object_len, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,object_len,offset,"Opaque Data");
offset += 4;
/* Opaque Data */
proto_tree_add_text(stt, tvb, offset, 8,"Opaque Data");
}
/* Cops - Section : Gate Time Info */
static void
cops_gate_time_info(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Gate Time Info");
offset += 4;
/* Gate Time Info */
info_to_display(tvb,stt,offset,4,"Time Committed", NULL,FMT_DEC,&hf_cops_pcmm_gate_time_info);
offset += 4;
}
/* Cops - Section : Gate Usage Info */
static void
cops_gate_usage_info(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Gate Usage Info");
offset += 4;
/* Gate Time Info */
info_to_display(tvb,stt,offset,4,"Octet Count", NULL,FMT_DEC,&hf_cops_pcmm_gate_usage_info);
offset += 4;
}
/* Cops - Section : PacketCable error */
static void
cops_packetcable_mm_error(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
guint16 code, subcode;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"PacketCable Error");
offset += 4;
code = tvb_get_ntohs(tvb, offset);
proto_tree_add_uint_format(stt, hf_cops_pcmm_packetcable_error_code, tvb, offset, 2, code,
"Error Code: %s (%u)", val_to_str(code, pcmm_packetcable_error_code, "Unknown"),
code);
offset += 2;
subcode = tvb_get_ntohs(tvb, offset);
if (code == 6 || code == 7)
proto_tree_add_uint_format(stt, hf_cops_pcmm_packetcable_error_subcode,
tvb, offset, 2, code, "Error-Subcode: 0x%02x, S-Num: 0x%02x, S-Type: 0x%02x",
subcode, subcode >> 8, subcode & 0xf);
else
proto_tree_add_uint_format(stt, hf_cops_pcmm_packetcable_error_subcode,
tvb, offset, 2, code, "Error-Subcode: 0x%04x", subcode);
offset += 2;
}
/* Cops - Section : Gate State */
static void
cops_gate_state(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Gate State");
offset += 4;
/* State */
info_to_display(tvb,stt,offset,2,"State",pcmm_gate_state,FMT_DEC,&hf_cops_pcmm_packetcable_gate_state);
offset += 2;
/* Reason */
info_to_display(tvb,stt,offset,2,"Reason",pcmm_gate_state_reason,FMT_DEC,&hf_cops_pcmm_packetcable_gate_state_reason);
offset += 2;
}
/* Cops - Section : Version Info */
static void
cops_version_info(tvbuff_t *tvb, proto_tree *st, guint n, guint32 offset) {
proto_tree *stt;
/* Create a subtree */
stt = info_to_cops_subtree(tvb,st,n,offset,"Version Info");
offset += 4;
/* State */
info_to_display(tvb,stt,offset,2,"Major Version Number",NULL,FMT_DEC,&hf_cops_pcmm_packetcable_version_info_major);
offset += 2;
/* Reason */
info_to_display(tvb,stt,offset,2,"Minor Version Number",NULL,FMT_DEC,&hf_cops_pcmm_packetcable_version_info_minor);
offset += 2;
}
/* PacketCable D-QoS S-Num/S-Type globs */
#define PCDQ_TRANSACTION_ID 0x0101
#define PCDQ_SUBSCRIBER_IDv4 0x0201
#define PCDQ_SUBSCRIBER_IDv6 0x0202
#define PCDQ_GATE_ID 0x0301
#define PCDQ_ACTIVITY_COUNT 0x0401
#define PCDQ_GATE_SPEC 0x0501
#define PCDQ_REMOTE_GATE_INFO 0x0601
#define PCDQ_EVENT_GENERATION_INFO 0x0701
#define PCDQ_MEDIA_CONNECTION_EVENT_INFO 0x0801
#define PCDQ_PACKETCABLE_ERROR 0x0901
#define PCDQ_PACKETCABLE_REASON 0x0d01
#define PCDQ_ELECTRONIC_SURVEILLANCE 0x0a01
#define PCDQ_SESSION_DESCRIPTION 0x0b01
/* Analyze the PacketCable objects */
static void
cops_analyze_packetcable_dqos_obj(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint8 op_code, guint32 offset) {
gint remdata;
guint16 object_len;
guint8 s_num, s_type;
guint16 num_type_glob;
/* Only if this option is enabled by the Gui */
if ( cops_packetcable == FALSE ) {
return;
}
/* Do the remaining client specific objects */
remdata = tvb_length_remaining(tvb, offset);
while (remdata > 4) {
/* In case we have remaining data, then lets try to get this analyzed */
object_len = tvb_get_ntohs(tvb, offset);
if (object_len < 4) {
proto_tree_add_text(tree, tvb, offset, 2,
"Incorrect PacketCable object length %u < 4", object_len);
return;
}
s_num = tvb_get_guint8(tvb, offset + 2);
s_type = tvb_get_guint8(tvb, offset + 3);
/* Glom the s_num and s_type together to make switching easier */
num_type_glob = s_num << 8 | s_type;
/* Perform the appropriate functions */
switch (num_type_glob){
case PCDQ_TRANSACTION_ID:
cops_transaction_id(tvb, pinfo, tree, op_code, object_len, offset);
break;
case PCDQ_SUBSCRIBER_IDv4:
cops_subscriber_id_v4(tvb, tree, object_len, offset);
break;
case PCDQ_SUBSCRIBER_IDv6:
cops_subscriber_id_v6(tvb, tree, object_len, offset);
break;
case PCDQ_GATE_ID:
cops_gate_id(tvb, tree, object_len, offset);
break;
case PCDQ_ACTIVITY_COUNT:
cops_activity_count(tvb, tree, object_len, offset);
break;
case PCDQ_GATE_SPEC:
cops_gate_specs(tvb, tree, object_len, offset);
break;
case PCDQ_REMOTE_GATE_INFO:
cops_remote_gate_info(tvb, tree, object_len, offset);
break;
case PCDQ_EVENT_GENERATION_INFO:
cops_event_generation_info(tvb, tree, object_len, offset);
break;
case PCDQ_PACKETCABLE_ERROR:
cops_packetcable_error(tvb, tree, object_len, offset);
break;
case PCDQ_ELECTRONIC_SURVEILLANCE:
cops_surveillance_parameters(tvb, tree, object_len, offset);
break;
case PCDQ_PACKETCABLE_REASON:
cops_packetcable_reason(tvb, tree, object_len, offset);
break;
}
/* Tune offset */
offset += object_len;
/* See what we can still get from the buffer */
remdata = tvb_length_remaining(tvb, offset);
}
}
/* XXX - This duplicates code in the DOCSIS dissector. */
static void
decode_docsis_request_transmission_policy(tvbuff_t *tvb, guint32 offset, proto_tree *tree, gint hf) {
proto_tree *drtp_tree;
proto_item *item;
guint32 policy = tvb_get_ntohl(tvb, offset);
int i;
char bit_fld[48];
static const value_string drtp_vals[] = {
{ 1 << 0, "The Service Flow MUST NOT use \"all CMs\" broadcast request opportunities" },
{ 1 << 1, "The Service Flow MUST NOT use Priority Request multicast request opportunities" },
{ 1 << 2, "The Service Flow MUST NOT use Request/Data opportunities for Requests" },
{ 1 << 3, "The Service Flow MUST NOT use Request/Data opportunities for Data" },
{ 1 << 4, "The Service Flow MUST NOT piggyback requests with data" },
{ 1 << 5, "The Service Flow MUST NOT concatenate data" },
{ 1 << 6, "The Service Flow MUST NOT fragment data" },
{ 1 << 7, "The Service Flow MUST NOT suppress payload headers" },
{ 1 << 8, "The Service Flow MUST drop packets that do not fit in the Unsolicited Grant Size" },
{ 0, NULL }
};
item = proto_tree_add_item (tree, hf, tvb, offset, 4, FALSE);
drtp_tree = proto_item_add_subtree(item, ett_docsis_request_transmission_policy);
for (i = 0 ; i <= 8; i++) {
if (policy & drtp_vals[i].value) {
decode_bitfield_value(bit_fld, policy, drtp_vals[i].value, 32);
proto_tree_add_text(drtp_tree, tvb, offset, 4, "%s%s",
bit_fld, drtp_vals[i].strptr);
}
}
}
#define PCMM_TRANSACTION_ID 0x0101
#define PCMM_AMID 0x0201
#define PCMM_SUBSCRIBER_ID 0x0301
#define PCMM_GATE_ID 0x0401
#define PCMM_GATE_SPEC 0x0501
#define PCMM_CLASSIFIER 0x0601
#define PCMM_FLOW_SPEC 0x0701
#define PCMM_DOCSIS_SERVICE_CLASS_NAME 0x0702
#define PCMM_BEST_EFFORT_SERVICE 0x0703
#define PCMM_NON_REAL_TIME_POLLING_SERVICE 0x0704
#define PCMM_REAL_TIME_POLLING_SERVICE 0x0705
#define PCMM_UNSOLICITED_GRANT_SERVICE 0x0706
#define PCMM_UGS_WITH_ACTIVITY_DETECTION 0x0707
#define PCMM_DOWNSTREAM_SERVICE 0x0708
#define PCMM_EVENT_GENERATION_INFO 0x0801
#define PCMM_VOLUME_BASED_USAGE_LIMIT 0x0901
#define PCMM_TIME_BASED_USAGE_LIMIT 0x0a01
#define PCMM_OPAQUE_DATA 0x0b01
#define PCMM_GATE_TIME_INFO 0x0c01
#define PCMM_GATE_USAGE_INFO 0x0d01
#define PCMM_PACKETCABLE_ERROR 0x0e01
#define PCMM_GATE_STATE 0x0f01
#define PCMM_VERSION_INFO 0x1001
static void
cops_analyze_packetcable_mm_obj(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint8 op_code, guint32 offset) {
guint16 object_len;
guint8 s_num, s_type;
guint16 num_type_glob;
/* Only if this option is enabled by the Gui */
if ( cops_packetcable == FALSE ) {
return;
}
/* Do the remaining client specific objects */
while (tvb_reported_length_remaining(tvb, offset) > 4) {
/* In case we have remaining data, then lets try to get this analyzed */
object_len = tvb_get_ntohs(tvb, offset);
if (object_len < 4) {
proto_tree_add_text(tree, tvb, offset, 2,
"Incorrect PacketCable object length %u < 4", object_len);
return;
}
s_num = tvb_get_guint8(tvb, offset + 2);
s_type = tvb_get_guint8(tvb, offset + 3);
/* Glom the s_num and s_type together to make switching easier */
num_type_glob = s_num << 8 | s_type;
/* Perform the appropriate functions */
switch (num_type_glob){
case PCMM_TRANSACTION_ID:
cops_mm_transaction_id(tvb, pinfo, tree, op_code, object_len, offset);
break;
case PCMM_AMID:
cops_amid(tvb, tree, object_len, offset);
break;
case PCMM_SUBSCRIBER_ID:
cops_subscriber_id_v4(tvb, tree, object_len, offset);
break;
case PCMM_GATE_ID:
cops_gate_id(tvb, tree, object_len, offset);
break;
case PCMM_GATE_SPEC:
cops_mm_gate_spec(tvb, tree, object_len, offset);
break;
case PCMM_CLASSIFIER:
cops_classifier(tvb, tree, object_len, offset);
break;
case PCMM_FLOW_SPEC:
cops_flow_spec(tvb, tree, object_len, offset);
break;
case PCMM_DOCSIS_SERVICE_CLASS_NAME:
cops_docsis_service_class_name(tvb, tree, object_len, offset);
break;
case PCMM_BEST_EFFORT_SERVICE:
cops_best_effort_service(tvb, tree, object_len, offset);
break;
case PCMM_NON_REAL_TIME_POLLING_SERVICE:
cops_non_real_time_polling_service(tvb, tree, object_len, offset);
break;
case PCMM_REAL_TIME_POLLING_SERVICE:
cops_real_time_polling_service(tvb, tree, object_len, offset);
break;
case PCMM_UNSOLICITED_GRANT_SERVICE:
cops_unsolicited_grant_service(tvb, tree, object_len, offset);
break;
case PCMM_UGS_WITH_ACTIVITY_DETECTION:
cops_ugs_with_activity_detection(tvb, tree, object_len, offset);
break;
case PCMM_DOWNSTREAM_SERVICE:
cops_downstream_service(tvb, tree, object_len, offset);
break;
case PCMM_EVENT_GENERATION_INFO:
cops_mm_event_generation_info(tvb, tree, object_len, offset);
break;
case PCMM_VOLUME_BASED_USAGE_LIMIT:
cops_volume_based_usage_limit(tvb, tree, object_len, offset);
break;
case PCMM_TIME_BASED_USAGE_LIMIT:
cops_time_based_usage_limit(tvb, tree, object_len, offset);
break;
case PCMM_OPAQUE_DATA:
cops_opaque_data(tvb, tree, object_len, offset);
break;
case PCMM_GATE_TIME_INFO:
cops_gate_time_info(tvb, tree, object_len, offset);
break;
case PCMM_GATE_USAGE_INFO:
cops_gate_usage_info(tvb, tree, object_len, offset);
break;
case PCMM_PACKETCABLE_ERROR:
cops_packetcable_mm_error(tvb, tree, object_len, offset);
break;
case PCMM_GATE_STATE:
cops_gate_state(tvb, tree, object_len, offset);
break;
case PCMM_VERSION_INFO:
cops_version_info(tvb, tree, object_len, offset);
break;
}
/* Tune offset */
offset += object_len;
}
}
/* End of PacketCable Addition */
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