stp.h File Reference

Spanning Tree Protocol (STP) More...

#include <stdint.h>
#include <ipxe/if_ether.h>

Go to the source code of this file.

Data Structures
struct	stp_switch
	A switch identifier. More...
struct	stp_bpdu
	A Spanning Tree bridge protocol data unit. More...

Macros
#define	ETH_P_STP   0x4242
	"Protocol" value for STP More...
#define	STP_PROTOCOL   0x0000
	Spanning Tree protocol ID. More...
#define	STP_VERSION_RSTP   0x02
	Rapid Spanning Tree protocol version. More...
#define	STP_TYPE_RSTP   0x02
	Rapid Spanning Tree bridge PDU type. More...
#define	STP_FL_FORWARDING   0x20
	Port is forwarding. More...

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
struct stp_switch	__attribute__ ((packed))

Variables
uint16_t	priority
	Priotity. More...
uint8_t	mac [ETH_ALEN]
	MAC address. More...
uint8_t	dsap
	LLC DSAP. More...
uint8_t	ssap
	LLC SSAP. More...
uint8_t	control
	LLC control field. More...
uint16_t	protocol
	Protocol ID. More...
uint8_t	version
	Protocol version. More...
uint8_t	type
	Message type. More...
uint8_t	flags
	Flags. More...
struct stp_switch	root
	Root switch. More...
uint32_t	cost
	Root path cost. More...
struct stp_switch	sender
	Sender switch. More...
uint16_t	port
	Port. More...
uint16_t	age
	Message age. More...
uint16_t	max
	Maximum age. More...
uint16_t	hello
	Hello time. More...
uint16_t	delay
	Forward delay. More...

Detailed Description

Spanning Tree Protocol (STP)

Definition in file stp.h.

Macro Definition Documentation

ETH_P_STP

#define ETH_P_STP   0x4242

"Protocol" value for STP

This is the concatenated {DSAP,SSAP} value used internally by iPXE as the network-layer protocol for LLC frames.

Definition at line 20 of file stp.h.

STP_PROTOCOL

#define STP_PROTOCOL   0x0000

Spanning Tree protocol ID.

Definition at line 65 of file stp.h.

STP_VERSION_RSTP

#define STP_VERSION_RSTP   0x02

Rapid Spanning Tree protocol version.

Definition at line 68 of file stp.h.

STP_TYPE_RSTP

#define STP_TYPE_RSTP   0x02

Rapid Spanning Tree bridge PDU type.

Definition at line 71 of file stp.h.

STP_FL_FORWARDING

#define STP_FL_FORWARDING   0x20

Port is forwarding.

Definition at line 74 of file stp.h.

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL2_OR_LATER_OR_UBDL

)

__attribute__()

struct stp_switch __attribute__

(

(packed)

)

Variable Documentation

priority

uint16_t priority

Priotity.

Definition at line 12 of file stp.h.

Referenced by dhcp_discovery_rx(), efi_vlan_set(), fcoe_fip_rx_advertisement(), reprioritise_settings(), and vlan_create().

mac

uint8_t mac[ETH_ALEN]

MAC address.

Definition at line 14 of file stp.h.

dsap

uint8_t dsap

LLC DSAP.

Definition at line 12 of file stp.h.

ssap

uint8_t ssap

LLC SSAP.

Definition at line 14 of file stp.h.

control

uint8_t control

LLC control field.

Definition at line 16 of file stp.h.

protocol

uint16_t protocol

Protocol ID.

Definition at line 18 of file stp.h.

Referenced by dbg_efi_opener(), dbg_efi_openers(), dbg_efi_protocol(), efi_block_local(), efi_block_match(), efi_block_root(), efi_block_scan(), efi_close_protocol_wrapper(), efi_handle_protocol_wrapper(), efi_install_multiple_protocol_interfaces_wrapper(), efi_install_protocol_interface_wrapper(), efi_local_open_volume(), efi_locate_device(), efi_locate_device_path_wrapper(), efi_locate_handle_buffer_wrapper(), efi_locate_handle_wrapper(), efi_locate_protocol_wrapper(), efi_open_protocol_information_wrapper(), efi_open_protocol_wrapper(), efi_register_protocol_notify_wrapper(), efi_reinstall_protocol_interface_wrapper(), efi_uninstall_multiple_protocol_interfaces_wrapper(), efi_uninstall_protocol_interface_wrapper(), efi_veto_close_handle(), efi_veto_close_protocol(), register_usb(), snpnet_supported(), undinet_transmit(), usbhid_set_protocol(), and xhci_port_protocol().

version

uint8_t version

Protocol version.

Definition at line 20 of file stp.h.

type

uint8_t type

Message type.

Definition at line 22 of file stp.h.

flags

uint8_t flags

Flags.

Definition at line 24 of file stp.h.

root

struct stp_switch root

Root switch.

Definition at line 26 of file stp.h.

Referenced by add_tls(), cms_verify(), cms_verify_fail_okx(), cms_verify_okx(), cms_verify_signer_info(), create_validator(), efi_block_filename(), efi_block_label(), efi_block_match(), efi_block_root(), efi_local_check_volume_name(), efi_local_open_root(), efi_local_open_volume(), efipci_ioremap(), efipci_read(), efipci_root_match(), efipci_root_open(), efipci_write(), ipair_tx_pair(), x509_check_root(), x509_check_root_fail_okx(), x509_check_root_okx(), x509_is_valid(), x509_root_get(), x509_root_put(), x509_set_valid(), x509_validate(), x509_validate_chain(), x509_validate_chain_fail_okx(), and x509_validate_chain_okx().

cost

uint32_t cost

Root path cost.

Definition at line 28 of file stp.h.

Referenced by cipher_cost(), and digest_cost().

sender

struct stp_switch sender

Sender switch.

Definition at line 30 of file stp.h.

Referenced by loopback_test(), and lotest_exec().

port

uint16_t port

Port.

Definition at line 32 of file stp.h.

age

uint16_t age

Message age.

Definition at line 34 of file stp.h.

max

uint16_t max

Maximum age.

Definition at line 36 of file stp.h.

hello

uint16_t hello

Hello time.

Definition at line 38 of file stp.h.

Referenced by stp_rx(), and tls_client_hello().

delay

uint16_t delay

Forward delay.

Definition at line 40 of file stp.h.

Referenced by ath5k_hw_reset(), hunt_mcdi_request_poll(), and reg_delay().