Provides basic Link Layer Discovery Protocol (LLDP) definitions and accessor functions for LLPD packets. More...

#include <projectcommon.h>
#include <sys/types.h>
#include <glib.h>

Include dependency graph for lldp.h:

This graph shows which files directly or indirectly include this file:

Macros
#define	LLDP_INVAL 65535

#define	LLDP_TLV_END 0
	end of TLV - Length must be zero More...

#define	LLDP_TLV_CHID 1
	Chassis ID. More...

#define	LLDP_TLV_PID 2
	Port ID. More...

#define	LLDP_TLV_TTL 3
	Time to Live (seconds) More...

#define	LLDP_TLV_PORT_DESCR 4
	Port description. More...

#define	LLDP_TLV_SYS_NAME 5
	System name. More...

#define	LLDP_TLV_SYS_DESCR 6
	System description. More...

#define	LLDP_TLV_SYS_CAPS 7
	System capabilities. More...

#define	LLDP_TLV_MGMT_ADDR 8
	System capabilities. More...

#define	LLDP_TLV_ORG_SPECIFIC 127
	So-called organizationally specific TLVs. More...

#define	LLDP_CHIDTYPE_COMPONENT 1
	entPhysicalAlias when entPhysicalClass More...

#define	LLDP_CHIDTYPE_ALIAS 2
	ifAlias - RFC 2863 More...

#define	LLDP_CHIDTYPE_PORT 3
	entPhysicalAlias when entPhysical More...

#define	LLDP_CHIDTYPE_MACADDR 4
	IEEE Std 802-2001. More...

#define	LLDP_CHIDTYPE_NETADDR 5
	Network address w/family number. More...

#define	LLDP_CHIDTYPE_IFNAME 6
	RFC 2863. More...

#define	LLDP_CHIDTYPE_LOCAL 7
	"local" alphanumeric string More...

#define	LLDP_PIDTYPE_ALIAS 1
	ifAlias RFC 2863 More...

#define	LLDP_PIDTYPE_COMPONENT 2
	entPhysicalAlias when entPhysicalClass More...

#define	LLDP_PIDTYPE_MACADDR 3
	IEEE Std 802-2001. More...

#define	LLDP_PIDTYPE_NETADDR 4
	Network address w/family number. More...

#define	LLDP_PIDTYPE_IFNAME 5
	RFC 2863. More...

#define	LLDP_PIDTYPE_CIRCUITID 6
	agent circuit ID RFC 3046 More...

#define	LLDP_PIDTYPE_LOCAL 7
	"local" alphanumeric string More...

#define	LLDP_CAPMASK_REPEATER 0x02
	RFC 2108. More...

#define	LLDP_CAPMASK_BRIDGE 0x04
	RFC 2674. More...

#define	LLDP_CAPMASK_WLAN_AP 0x08
	802.11 MIB (Access Point) More...

#define	LLDP_CAPMASK_ROUTER 0x10
	RFC 1812. More...

#define	LLDP_CAPMASK_PHONE 0x20
	RFC 2011. More...

#define	LLDP_CAPMASK_DOCSIS 0x40
	RFC 2669 + 2670. More...

#define	LLDP_CAPMASK_STATION 0x80
	RFC 2011. More...

#define	LLDP_ORG802_1_VLAN_PVID 1
	Section F.2 - Port VLAN ID. More...

#define	LLDP_ORG802_1_VLAN_PORTPROTO 2
	Section F.3 - Port and Protocol VLAN ID. More...

#define	LLDP_ORG802_1_VLAN_NAME 3
	Section F.4 - VLAN Name. More...

#define	LLDP_ORG802_1_VLAN_PROTOID 4
	Section F.5 - Protocol Identity TLV. More...

#define	LLDP_ORG802_3_PHY_CONFIG 1
	Section G.2 - Physical setup. More...

#define	LLDP_ORG802_3_POWERVIAMDI 2
	Section G.3 - PoE status. More...

#define	LLDP_ORG802_3_LINKAGG 3
	Section G.4 - Link Aggregation. More...

#define	LLDP_ORG802_3_MTU 4
	Section G.5 - MTU. More...

Functions
WINEXPORT unsigned	get_lldp_chassis_id_type (gconstpointer tlv_vp, gconstpointer tlv_vpend)

WINEXPORT gconstpointer	get_lldp_chassis_id (gconstpointer tlv_vp, gssize *idlength, gconstpointer tlv_vpend)
	Return a pointer to the chassis id Value entry, and its length. More...

gconstpointer	get_lldp_port_id (gconstpointer tlv_vp, gssize *idlength, gconstpointer tlv_vpend)
	Return a pointer to the port id Value entry, and its length. More...

WINEXPORT unsigned	get_lldp_port_id_type (gconstpointer tlv_vp, gconstpointer tlv_vpend)

WINEXPORT guint8	get_lldptlv_type (gconstpointer tlvp_vp, gconstpointer pktend)

WINEXPORT gsize	get_lldptlv_len (gconstpointer tlvp_vp, gconstpointer pktend)

WINEXPORT gconstpointer	get_lldptlv_first (gconstpointer tlv_vp, gconstpointer pktend)

WINEXPORT gconstpointer	get_lldptlv_next (gconstpointer tlv_vp, gconstpointer pktend)

WINEXPORT gconstpointer	get_lldptlv_body (gconstpointer tlv_vp, gconstpointer pktend)

WINEXPORT gconstpointer	find_next_lldptlv_type (gconstpointer tlv_vp, unsigned tlvtype, gconstpointer tlv_vpend)

WINEXPORT gboolean	is_valid_lldp_packet (gconstpointer tlv_vp, gconstpointer tlv_vpend)

WINEXPORT gboolean	enable_lldp_packets (gboolean enableme)

Detailed Description

Provides basic Link Layer Discovery Protocol (LLDP) definitions and accessor functions for LLPD packets.

Most of these definitions are encodings of the IEEE Standard 802.1AB "Station and Media Access Control Connectivity Discovery" (6 May 2005)

See Also: http://standards.ieee.org/getieee802/download/802.1AB-2009.pdf; http://en.wikipedia.org/wiki/Link_Layer_Discovery_Protocol

This file is part of the Assimilation Project.

Author: Copyright © 2011, 2012 - Alan Robertson alanr.nosp@m.@uni.nosp@m.x.sh
The Assimilation software 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 3 of the License, or (at your option) any later version.

The Assimilation software 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 the Assimilation Project software. If not, see http://www.gnu.org/licenses/

Definition in file lldp.h.

Macro Definition Documentation

#define LLDP_INVAL 65535

Definition at line 35 of file lldp.h.

Function Documentation

WINEXPORT gboolean enable_lldp_packets ( gboolean enableme )

WINEXPORT gconstpointer find_next_lldptlv_type	(	gconstpointer	tlv_vp,
		unsigned	tlvtype,
		gconstpointer	tlv_vpend
	)

WINEXPORT gconstpointer get_lldp_chassis_id	(	gconstpointer	tlv_vp,
		gssize *	idlength,
		gconstpointer	pktend
	)

Return a pointer to the chassis id Value entry, and its length.

Returns: pointer to the chassis ID value, and its length.

Parameters

[in]	tlv_vp	Pointer to beginning of LLDP packet
[out]	idlength	Length of the chassis id
[in]	pktend	Pointer to first byte beyond packet.

Definition at line 224 of file lldp_min.c.

References find_next_lldptlv_type(), get_lldptlv_body(), get_lldptlv_first(), get_lldptlv_len(), and LLDP_TLV_CHID.

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WINEXPORT unsigned get_lldp_chassis_id_type	(	gconstpointer	tlv_vp,
		gconstpointer	tlv_vpend
	)

gconstpointer get_lldp_port_id	(	gconstpointer	tlv_vp,
		gssize *	idlength,
		gconstpointer	pktend
	)

Return a pointer to the port id Value entry, and its length.

Returns: pointer to the port ID value, and its length.

Parameters

[in]	tlv_vp	Pointer to beginning of LLDP packet
[out]	idlength	Length of the port id value
[in]	pktend	Pointer to first byte beyond packet.

Definition at line 241 of file lldp_min.c.

References find_next_lldptlv_type(), get_lldptlv_body(), get_lldptlv_first(), get_lldptlv_len(), and LLDP_TLV_PID.

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WINEXPORT unsigned get_lldp_port_id_type	(	gconstpointer	tlv_vp,
		gconstpointer	tlv_vpend
	)

WINEXPORT gconstpointer get_lldptlv_body	(	gconstpointer	tlv_vp,
		gconstpointer	pktend
	)

WINEXPORT gconstpointer get_lldptlv_first	(	gconstpointer	tlv_vp,
		gconstpointer	pktend
	)

WINEXPORT gsize get_lldptlv_len	(	gconstpointer	tlvp_vp,
		gconstpointer	pktend
	)

WINEXPORT gconstpointer get_lldptlv_next	(	gconstpointer	tlv_vp,
		gconstpointer	pktend
	)

WINEXPORT guint8 get_lldptlv_type	(	gconstpointer	tlvp_vp,
		gconstpointer	pktend
	)

WINEXPORT gboolean is_valid_lldp_packet	(	gconstpointer	tlv_vp,
		gconstpointer	tlv_vpend
	)

Macros

Functions

Detailed Description

Macro Definition Documentation

Function Documentation