#include "netdissect-stdinc.h"
#include "netdissect.h"
#include "extract.h"
#include "addrtoname.h"
#include "l2vpn.h"
#include "af.h"

Include dependency graph for print-ldp.c:

Data Structures
struct	ldp_common_header

struct	ldp_msg_header

Macros
#define	LDP_VERSION 1

#define	LDP_MASK_MSG_TYPE(x) ((x)&0x7fff)

#define	LDP_MASK_U_BIT(x) ((x)&0x8000)

#define	LDP_MSG_NOTIF 0x0001

#define	LDP_MSG_HELLO 0x0100

#define	LDP_MSG_INIT 0x0200

#define	LDP_MSG_KEEPALIVE 0x0201

#define	LDP_MSG_ADDRESS 0x0300

#define	LDP_MSG_ADDRESS_WITHDRAW 0x0301

#define	LDP_MSG_LABEL_MAPPING 0x0400

#define	LDP_MSG_LABEL_REQUEST 0x0401

#define	LDP_MSG_LABEL_WITHDRAW 0x0402

#define	LDP_MSG_LABEL_RELEASE 0x0403

#define	LDP_MSG_LABEL_ABORT_REQUEST 0x0404

#define	LDP_VENDOR_PRIVATE_MIN 0x3e00

#define	LDP_VENDOR_PRIVATE_MAX 0x3eff

#define	LDP_EXPERIMENTAL_MIN 0x3f00

#define	LDP_EXPERIMENTAL_MAX 0x3fff

#define	LDP_MASK_TLV_TYPE(x) ((x)&0x3fff)

#define	LDP_MASK_F_BIT(x) ((x)&0x4000)

#define	LDP_TLV_FEC 0x0100

#define	LDP_TLV_ADDRESS_LIST 0x0101

#define	LDP_TLV_ADDRESS_LIST_AFNUM_LEN 2

#define	LDP_TLV_HOP_COUNT 0x0103

#define	LDP_TLV_PATH_VECTOR 0x0104

#define	LDP_TLV_GENERIC_LABEL 0x0200

#define	LDP_TLV_ATM_LABEL 0x0201

#define	LDP_TLV_FR_LABEL 0x0202

#define	LDP_TLV_STATUS 0x0300

#define	LDP_TLV_EXTD_STATUS 0x0301

#define	LDP_TLV_RETURNED_PDU 0x0302

#define	LDP_TLV_RETURNED_MSG 0x0303

#define	LDP_TLV_COMMON_HELLO 0x0400

#define	LDP_TLV_IPV4_TRANSPORT_ADDR 0x0401

#define	LDP_TLV_CONFIG_SEQ_NUMBER 0x0402

#define	LDP_TLV_IPV6_TRANSPORT_ADDR 0x0403

#define	LDP_TLV_COMMON_SESSION 0x0500

#define	LDP_TLV_ATM_SESSION_PARM 0x0501

#define	LDP_TLV_FR_SESSION_PARM 0x0502

#define	LDP_TLV_FT_SESSION 0x0503

#define	LDP_TLV_LABEL_REQUEST_MSG_ID 0x0600

#define	LDP_TLV_MTU 0x0601 /* rfc 3988 */

#define	LDP_FEC_WILDCARD 0x01

#define	LDP_FEC_PREFIX 0x02

#define	LDP_FEC_HOSTADDRESS 0x03

#define	LDP_FEC_MARTINI_VC 0x80

#define	LDP_FEC_MARTINI_IFPARM_MTU 0x01

#define	LDP_FEC_MARTINI_IFPARM_DESC 0x03

#define	LDP_FEC_MARTINI_IFPARM_VCCV 0x0c

#define	TLV_TCHECK(minlen)

Functions
static u_int	ldp_pdu_print (netdissect_options , const u_char )

static u_int	ldp_tlv_print (netdissect_options ndo, const u_char tptr, u_int msg_tlen)

void	ldp_print (netdissect_options ndo, const u_char pptr, u_int len)

Variables
static const struct tok	ldp_msg_values []

static const struct tok	ldp_tlv_values []

static const struct tok	ldp_fec_values []

static const struct tok	ldp_fec_martini_ifparm_values []

static const struct tok	ldp_fec_martini_ifparm_vccv_cc_values []

static const struct tok	ldp_fec_martini_ifparm_vccv_cv_values []

Macro Definition Documentation

◆ LDP_EXPERIMENTAL_MAX

#define LDP_EXPERIMENTAL_MAX 0x3fff

Definition at line 105 of file print-ldp.c.

◆ LDP_EXPERIMENTAL_MIN

#define LDP_EXPERIMENTAL_MIN 0x3f00

Definition at line 104 of file print-ldp.c.

◆ LDP_FEC_HOSTADDRESS

#define LDP_FEC_HOSTADDRESS 0x03

Definition at line 175 of file print-ldp.c.

◆ LDP_FEC_MARTINI_IFPARM_DESC

#define LDP_FEC_MARTINI_IFPARM_DESC 0x03

Definition at line 188 of file print-ldp.c.

◆ LDP_FEC_MARTINI_IFPARM_MTU

#define LDP_FEC_MARTINI_IFPARM_MTU 0x01

Definition at line 187 of file print-ldp.c.

◆ LDP_FEC_MARTINI_IFPARM_VCCV

#define LDP_FEC_MARTINI_IFPARM_VCCV 0x0c

Definition at line 189 of file print-ldp.c.

◆ LDP_FEC_MARTINI_VC

#define LDP_FEC_MARTINI_VC 0x80

Definition at line 177 of file print-ldp.c.

◆ LDP_FEC_PREFIX

#define LDP_FEC_PREFIX 0x02

Definition at line 174 of file print-ldp.c.

◆ LDP_FEC_WILDCARD

#define LDP_FEC_WILDCARD 0x01

Definition at line 173 of file print-ldp.c.

◆ LDP_MASK_F_BIT

#define LDP_MASK_F_BIT ( x ) ((x)&0x4000)

Definition at line 123 of file print-ldp.c.

◆ LDP_MASK_MSG_TYPE

#define LDP_MASK_MSG_TYPE ( x ) ((x)&0x7fff)

Definition at line 87 of file print-ldp.c.

◆ LDP_MASK_TLV_TYPE

#define LDP_MASK_TLV_TYPE ( x ) ((x)&0x3fff)

Definition at line 122 of file print-ldp.c.

◆ LDP_MASK_U_BIT

#define LDP_MASK_U_BIT ( x ) ((x)&0x8000)

Definition at line 88 of file print-ldp.c.

◆ LDP_MSG_ADDRESS

#define LDP_MSG_ADDRESS 0x0300

Definition at line 94 of file print-ldp.c.

◆ LDP_MSG_ADDRESS_WITHDRAW

#define LDP_MSG_ADDRESS_WITHDRAW 0x0301

Definition at line 95 of file print-ldp.c.

◆ LDP_MSG_HELLO

#define LDP_MSG_HELLO 0x0100

Definition at line 91 of file print-ldp.c.

◆ LDP_MSG_INIT

#define LDP_MSG_INIT 0x0200

Definition at line 92 of file print-ldp.c.

◆ LDP_MSG_KEEPALIVE

#define LDP_MSG_KEEPALIVE 0x0201

Definition at line 93 of file print-ldp.c.

◆ LDP_MSG_LABEL_ABORT_REQUEST

#define LDP_MSG_LABEL_ABORT_REQUEST 0x0404

Definition at line 100 of file print-ldp.c.

◆ LDP_MSG_LABEL_MAPPING

#define LDP_MSG_LABEL_MAPPING 0x0400

Definition at line 96 of file print-ldp.c.

◆ LDP_MSG_LABEL_RELEASE

#define LDP_MSG_LABEL_RELEASE 0x0403

Definition at line 99 of file print-ldp.c.

◆ LDP_MSG_LABEL_REQUEST

#define LDP_MSG_LABEL_REQUEST 0x0401

Definition at line 97 of file print-ldp.c.

◆ LDP_MSG_LABEL_WITHDRAW

#define LDP_MSG_LABEL_WITHDRAW 0x0402

Definition at line 98 of file print-ldp.c.

◆ LDP_MSG_NOTIF

#define LDP_MSG_NOTIF 0x0001

Definition at line 90 of file print-ldp.c.

◆ LDP_TLV_ADDRESS_LIST

#define LDP_TLV_ADDRESS_LIST 0x0101

Definition at line 126 of file print-ldp.c.

◆ LDP_TLV_ADDRESS_LIST_AFNUM_LEN

#define LDP_TLV_ADDRESS_LIST_AFNUM_LEN 2

Definition at line 127 of file print-ldp.c.

◆ LDP_TLV_ATM_LABEL

#define LDP_TLV_ATM_LABEL 0x0201

Definition at line 131 of file print-ldp.c.

◆ LDP_TLV_ATM_SESSION_PARM

#define LDP_TLV_ATM_SESSION_PARM 0x0501

Definition at line 142 of file print-ldp.c.

◆ LDP_TLV_COMMON_HELLO

#define LDP_TLV_COMMON_HELLO 0x0400

Definition at line 137 of file print-ldp.c.

◆ LDP_TLV_COMMON_SESSION

#define LDP_TLV_COMMON_SESSION 0x0500

Definition at line 141 of file print-ldp.c.

◆ LDP_TLV_CONFIG_SEQ_NUMBER

#define LDP_TLV_CONFIG_SEQ_NUMBER 0x0402

Definition at line 139 of file print-ldp.c.

◆ LDP_TLV_EXTD_STATUS

#define LDP_TLV_EXTD_STATUS 0x0301

Definition at line 134 of file print-ldp.c.

◆ LDP_TLV_FEC

#define LDP_TLV_FEC 0x0100

Definition at line 125 of file print-ldp.c.

◆ LDP_TLV_FR_LABEL

#define LDP_TLV_FR_LABEL 0x0202

Definition at line 132 of file print-ldp.c.

◆ LDP_TLV_FR_SESSION_PARM

#define LDP_TLV_FR_SESSION_PARM 0x0502

Definition at line 143 of file print-ldp.c.

◆ LDP_TLV_FT_SESSION

#define LDP_TLV_FT_SESSION 0x0503

Definition at line 144 of file print-ldp.c.

◆ LDP_TLV_GENERIC_LABEL

#define LDP_TLV_GENERIC_LABEL 0x0200

Definition at line 130 of file print-ldp.c.

◆ LDP_TLV_HOP_COUNT

#define LDP_TLV_HOP_COUNT 0x0103

Definition at line 128 of file print-ldp.c.

◆ LDP_TLV_IPV4_TRANSPORT_ADDR

#define LDP_TLV_IPV4_TRANSPORT_ADDR 0x0401

Definition at line 138 of file print-ldp.c.

◆ LDP_TLV_IPV6_TRANSPORT_ADDR

#define LDP_TLV_IPV6_TRANSPORT_ADDR 0x0403

Definition at line 140 of file print-ldp.c.

◆ LDP_TLV_LABEL_REQUEST_MSG_ID

#define LDP_TLV_LABEL_REQUEST_MSG_ID 0x0600

Definition at line 145 of file print-ldp.c.

◆ LDP_TLV_MTU

#define LDP_TLV_MTU 0x0601 /* rfc 3988 */

Definition at line 146 of file print-ldp.c.

◆ LDP_TLV_PATH_VECTOR

#define LDP_TLV_PATH_VECTOR 0x0104

Definition at line 129 of file print-ldp.c.

◆ LDP_TLV_RETURNED_MSG

#define LDP_TLV_RETURNED_MSG 0x0303

Definition at line 136 of file print-ldp.c.

◆ LDP_TLV_RETURNED_PDU

#define LDP_TLV_RETURNED_PDU 0x0302

Definition at line 135 of file print-ldp.c.

◆ LDP_TLV_STATUS

#define LDP_TLV_STATUS 0x0300

Definition at line 133 of file print-ldp.c.

◆ LDP_VENDOR_PRIVATE_MAX

#define LDP_VENDOR_PRIVATE_MAX 0x3eff

Definition at line 103 of file print-ldp.c.

◆ LDP_VENDOR_PRIVATE_MIN

#define LDP_VENDOR_PRIVATE_MIN 0x3e00

Definition at line 102 of file print-ldp.c.

◆ LDP_VERSION

#define LDP_VERSION 1

Definition at line 55 of file print-ldp.c.

◆ TLV_TCHECK

#define TLV_TCHECK ( minlen )

Value:

    if (tlv_tlen < minlen) { \
        ND_PRINT(" [tlv length %u < %u]", tlv_tlen, minlen); \
        nd_print_invalid(ndo); \
        goto invalid; \
    }

Definition at line 233 of file print-ldp.c.

Function Documentation

◆ ldp_pdu_print()

static u_int ldp_pdu_print	(	netdissect_options *	ndo,
		const u_char *	pptr
	)

static

◆ ldp_print()

void ldp_print	(	netdissect_options *	ndo,
		const u_char *	pptr,
		u_int	len
	)

Definition at line 548 of file print-ldp.c.

References ldp_pdu_print(), ND_PRINT, nd_print_invalid(), and netdissect_options::ndo_protocol.

Referenced by tcp_print(), and udp_print().

◆ ldp_tlv_print()

static u_int ldp_tlv_print	(	netdissect_options *	ndo,
		const u_char *	tptr,
		u_int	msg_tlen
	)

static

Definition at line 241 of file print-ldp.c.

References af_values, AFNUM_INET, AFNUM_INET6, bittok2str(), decode_prefix4(), decode_prefix6(), fn_print_char(), GET_BE_U_2, GET_BE_U_4, GET_IP6ADDR_STRING, GET_IPADDR_STRING, GET_U_1, LDP_FEC_HOSTADDRESS, LDP_FEC_MARTINI_IFPARM_DESC, LDP_FEC_MARTINI_IFPARM_MTU, ldp_fec_martini_ifparm_values, LDP_FEC_MARTINI_IFPARM_VCCV, ldp_fec_martini_ifparm_vccv_cc_values, ldp_fec_martini_ifparm_vccv_cv_values, LDP_FEC_MARTINI_VC, LDP_FEC_PREFIX, ldp_fec_values, LDP_FEC_WILDCARD, LDP_MASK_F_BIT, LDP_MASK_TLV_TYPE, LDP_MASK_U_BIT, LDP_TLV_ADDRESS_LIST, LDP_TLV_ADDRESS_LIST_AFNUM_LEN, LDP_TLV_ATM_LABEL, LDP_TLV_ATM_SESSION_PARM, LDP_TLV_COMMON_HELLO, LDP_TLV_COMMON_SESSION, LDP_TLV_CONFIG_SEQ_NUMBER, LDP_TLV_EXTD_STATUS, LDP_TLV_FEC, LDP_TLV_FR_LABEL, LDP_TLV_FR_SESSION_PARM, LDP_TLV_FT_SESSION, LDP_TLV_GENERIC_LABEL, LDP_TLV_HOP_COUNT, LDP_TLV_IPV4_TRANSPORT_ADDR, LDP_TLV_IPV6_TRANSPORT_ADDR, LDP_TLV_LABEL_REQUEST_MSG_ID, LDP_TLV_MTU, LDP_TLV_PATH_VECTOR, LDP_TLV_RETURNED_MSG, LDP_TLV_RETURNED_PDU, LDP_TLV_STATUS, ldp_tlv_values, mpls_pw_types_values, ND_PRINT, ND_TCHECK_SIZE, nd_trunc_longjmp(), netdissect_options::ndo_vflag, print_unknown_data(), TLV_TCHECK, and tok2str().

Referenced by ldp_pdu_print().

Variable Documentation

◆ ldp_fec_martini_ifparm_values

const struct tok ldp_fec_martini_ifparm_values[]

static

Initial value:

= {
    {  0x01 , "MTU" },
    {  0x03 , "Description" },
    {  0x0c , "VCCV" },
    { 0, NULL}
}

Definition at line 1 of file print-ldp.c.

Referenced by ldp_tlv_print().

◆ ldp_fec_martini_ifparm_vccv_cc_values

const struct tok ldp_fec_martini_ifparm_vccv_cc_values[]

static

Initial value:

= {
    { 0x01, "PWE3 control word" },
    { 0x02, "MPLS Router Alert Label" },
    { 0x04, "MPLS inner label TTL = 1" },
    { 0, NULL}
}

Definition at line 1 of file print-ldp.c.

Referenced by ldp_tlv_print().

◆ ldp_fec_martini_ifparm_vccv_cv_values

const struct tok ldp_fec_martini_ifparm_vccv_cv_values[]

static

Initial value:

= {
    { 0x01, "ICMP Ping" },
    { 0x02, "LSP Ping" },
    { 0x04, "BFD" },
    { 0, NULL}
}

Definition at line 1 of file print-ldp.c.

Referenced by ldp_tlv_print().

◆ ldp_fec_values

const struct tok ldp_fec_values[]

static

Initial value:

= {
    {  0x01 ,       "Wildcard" },
    {  0x02 ,       "Prefix" },
    {  0x03 ,   "Host address" },
    {  0x80 ,   "Martini VC" },
    { 0, NULL}
}

Definition at line 1 of file print-ldp.c.

Referenced by ldp_tlv_print().

◆ ldp_msg_values

const struct tok ldp_msg_values[]

static

Initial value:

= {
    {  0x0001 ,              "Notification" },
    {  0x0100 ,              "Hello" },
    {  0x0200 ,              "Initialization" },
    {  0x0201 ,             "Keepalive" },
    {  0x0300 ,              "Address" },
    {  0x0301 ,      "Address Withdraw" },
    {  0x0400 ,      "Label Mapping" },
    {  0x0401 ,      "Label Request" },
    {  0x0402 ,      "Label Withdraw" },
    {  0x0403 ,      "Label Release" },
    {  0x0404 ,   "Label Abort Request" },
    { 0, NULL}
}

Definition at line 1 of file print-ldp.c.

Referenced by ldp_pdu_print().

◆ ldp_tlv_values

const struct tok ldp_tlv_values[]

static

Initial value:

= {
    {  0x0100 ,              "FEC" },
    {  0x0101 ,          "Address List" },
    {  0x0103 ,             "Hop Count" },
    {  0x0104 ,           "Path Vector" },
    {  0x0200 ,         "Generic Label" },
    {  0x0201 ,             "ATM Label" },
    {  0x0202 ,              "Frame-Relay Label" },
    {  0x0300 ,                "Status" },
    {  0x0301 ,           "Extended Status" },
    {  0x0302 ,          "Returned PDU" },
    {  0x0303 ,          "Returned Message" },
    {  0x0400 ,          "Common Hello Parameters" },
    {  0x0401 ,   "IPv4 Transport Address" },
    {  0x0402 ,     "Configuration Sequence Number" },
    {  0x0403 ,   "IPv6 Transport Address" },
    {  0x0500 ,        "Common Session Parameters" },
    {  0x0501 ,      "ATM Session Parameters" },
    {  0x0502 ,       "Frame-Relay Session Parameters" },
    {  0x0503 ,            "Fault-Tolerant Session Parameters" },
    {  0x0600 ,  "Label Request Message ID" },
    {  0x0601  ,                   "MTU" },
    { 0, NULL}
}

Definition at line 1 of file print-ldp.c.

Referenced by ldp_tlv_print().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ LDP_EXPERIMENTAL_MAX

◆ LDP_EXPERIMENTAL_MIN

◆ LDP_FEC_HOSTADDRESS

◆ LDP_FEC_MARTINI_IFPARM_DESC

◆ LDP_FEC_MARTINI_IFPARM_MTU

◆ LDP_FEC_MARTINI_IFPARM_VCCV

◆ LDP_FEC_MARTINI_VC

◆ LDP_FEC_PREFIX

◆ LDP_FEC_WILDCARD

◆ LDP_MASK_F_BIT

◆ LDP_MASK_MSG_TYPE

◆ LDP_MASK_TLV_TYPE

◆ LDP_MASK_U_BIT

◆ LDP_MSG_ADDRESS

◆ LDP_MSG_ADDRESS_WITHDRAW

◆ LDP_MSG_HELLO

◆ LDP_MSG_INIT

◆ LDP_MSG_KEEPALIVE

◆ LDP_MSG_LABEL_ABORT_REQUEST

◆ LDP_MSG_LABEL_MAPPING

◆ LDP_MSG_LABEL_RELEASE

◆ LDP_MSG_LABEL_REQUEST

◆ LDP_MSG_LABEL_WITHDRAW

◆ LDP_MSG_NOTIF

◆ LDP_TLV_ADDRESS_LIST

◆ LDP_TLV_ADDRESS_LIST_AFNUM_LEN

◆ LDP_TLV_ATM_LABEL

◆ LDP_TLV_ATM_SESSION_PARM

◆ LDP_TLV_COMMON_HELLO

◆ LDP_TLV_COMMON_SESSION

◆ LDP_TLV_CONFIG_SEQ_NUMBER

◆ LDP_TLV_EXTD_STATUS

◆ LDP_TLV_FEC

◆ LDP_TLV_FR_LABEL

◆ LDP_TLV_FR_SESSION_PARM

◆ LDP_TLV_FT_SESSION

◆ LDP_TLV_GENERIC_LABEL

◆ LDP_TLV_HOP_COUNT

◆ LDP_TLV_IPV4_TRANSPORT_ADDR

◆ LDP_TLV_IPV6_TRANSPORT_ADDR

◆ LDP_TLV_LABEL_REQUEST_MSG_ID

◆ LDP_TLV_MTU

◆ LDP_TLV_PATH_VECTOR

◆ LDP_TLV_RETURNED_MSG

◆ LDP_TLV_RETURNED_PDU

◆ LDP_TLV_STATUS

◆ LDP_VENDOR_PRIVATE_MAX

◆ LDP_VENDOR_PRIVATE_MIN

◆ LDP_VERSION

◆ TLV_TCHECK

Function Documentation

◆ ldp_pdu_print()

◆ ldp_print()

◆ ldp_tlv_print()

Variable Documentation

◆ ldp_fec_martini_ifparm_values

◆ ldp_fec_martini_ifparm_vccv_cc_values

◆ ldp_fec_martini_ifparm_vccv_cv_values

◆ ldp_fec_values

◆ ldp_msg_values

◆ ldp_tlv_values