frame_relay.h File Reference

#include <osmocom/core/linuxlist.h>
#include <osmocom/core/timer.h>
#include <osmocom/core/utils.h>
#include <stdint.h>

Go to the source code of this file.

Data Structures
struct	osmo_fr_network
struct	osmo_fr_link
struct	osmo_fr_dlc

Macros
#define	FRAME_RELAY_MTU   1600
#define	FRAME_RELAY_SDU   (FRAME_RELAY_MTU - 2)

Enumerations
enum	osmo_fr_role {   FR_ROLE_USER_EQUIPMENT ,   FR_ROLE_NETWORK_EQUIPMENT }

Functions
static const char *	osmo_fr_role_str (enum osmo_fr_role role)
struct osmo_fr_network *	osmo_fr_network_alloc (void *ctx)
void	osmo_fr_network_free (struct osmo_fr_network *net)
void	osmo_fr_network_dump_vty (struct vty *vty, const struct osmo_fr_network *net)
struct osmo_fr_link *	osmo_fr_link_alloc (struct osmo_fr_network *net, enum osmo_fr_role role, const char *name)
void	osmo_fr_link_free (struct osmo_fr_link *link)
struct osmo_fr_dlc *	osmo_fr_dlc_alloc (struct osmo_fr_link *link, uint16_t dlci)
void	osmo_fr_dlc_free (struct osmo_fr_dlc *dlc)
struct osmo_fr_dlc *	osmo_fr_dlc_by_dlci (struct osmo_fr_link *link, uint16_t dlci)
int	osmo_fr_rx (struct msgb *msg)
int	osmo_fr_tx_dlc (struct msgb *msg)

Variables
const struct value_string	osmo_fr_role_names []

Macro Definition Documentation

FRAME_RELAY_MTU

#define FRAME_RELAY_MTU   1600

FRAME_RELAY_SDU

#define FRAME_RELAY_SDU   (FRAME_RELAY_MTU - 2)

Enumeration Type Documentation

osmo_fr_role

enum osmo_fr_role

Enumerator
FR_ROLE_USER_EQUIPMENT
FR_ROLE_NETWORK_EQUIPMENT

Function Documentation

osmo_fr_dlc_alloc()

struct osmo_fr_dlc * osmo_fr_dlc_alloc	(	struct osmo_fr_link *	link,
		uint16_t	dlci
	)

References osmo_fr_dlc::active, osmo_fr_dlc::add, osmo_fr_link::dlc_list, osmo_fr_dlc::dlci, osmo_fr_dlc::link, osmo_fr_dlc::list, llist_add_tail(), Q933_REPT_SINGLE_PVC_ASYNC_STS, and tx_lmi_q933_status().

Referenced by fr_alloc_vc(), parse_full_pvc_status(), and parse_link_pvc_status().

osmo_fr_dlc_by_dlci()

struct osmo_fr_dlc * osmo_fr_dlc_by_dlci	(	struct osmo_fr_link *	link,
		uint16_t	dlci
	)

References osmo_fr_link::dlc_list, osmo_fr_dlc::dlci, osmo_fr_dlc::link, list, and llist_for_each_entry.

Referenced by osmo_fr_rx(), parse_full_pvc_status(), and parse_link_pvc_status().

osmo_fr_dlc_free()

void osmo_fr_dlc_free

(

struct osmo_fr_dlc *

dlc

)

References osmo_fr_dlc::list, and llist_del().

Referenced by osmo_fr_link_free().

osmo_fr_link_alloc()

struct osmo_fr_link * osmo_fr_link_alloc	(	struct osmo_fr_network *	net,
		enum osmo_fr_role	role,
		const char *	name
	)

References osmo_fr_link::dlc_list, FR_ROLE_NETWORK_EQUIPMENT, FR_ROLE_USER_EQUIPMENT, fr_t391_cb(), fr_t392_cb(), INIT_LLIST_HEAD, osmo_fr_link::list, llist_add_tail(), LOGL_INFO, LOGPFRL, name, osmo_fr_link::name, net, osmo_fr_link::net, osmo_fr_role_str(), osmo_tdef_get(), OSMO_TDEF_S, osmo_timer_schedule(), osmo_timer_setup(), osmo_fr_link::role, osmo_fr_link::t391, osmo_fr_link::t392, and osmo_fr_network::T_defs.

Referenced by gprs_ns2_fr_bind().

osmo_fr_link_free()

void osmo_fr_link_free

(

struct osmo_fr_link *

link

)

References osmo_fr_link::dlc_list, osmo_fr_dlc::link, list, osmo_fr_link::list, llist_del(), llist_for_each_entry_safe, osmo_fr_dlc_free(), osmo_timer_del(), osmo_fr_link::t391, and osmo_fr_link::t392.

Referenced by free_bind(), gprs_ns2_fr_bind(), and osmo_fr_network_free().

osmo_fr_network_alloc()

struct osmo_fr_network * osmo_fr_network_alloc

(

void *

ctx

)

References fr_tdefs, INIT_LLIST_HEAD, net, and osmo_tdefs_reset().

Referenced by gprs_ns2_vty_init_reduced().

osmo_fr_network_dump_vty()

void osmo_fr_network_dump_vty	(	struct vty *	vty,
		const struct osmo_fr_network *	net
	)

References fr_link_dump_vty(), list, llist_for_each_entry, net, osmo_tdef_vty_out_all(), VTY_NEWLINE, and vty_out().

Referenced by DEFUN_HIDDEN().

osmo_fr_network_free()

void osmo_fr_network_free

(

struct osmo_fr_network *

net

)

References list, llist_for_each_entry_safe, net, and osmo_fr_link_free().

osmo_fr_role_str()

static const char * osmo_fr_role_str ( enum osmo_fr_role  role )

inlinestatic

References get_value_string(), and osmo_fr_role_names.

Referenced by dump_vty(), and osmo_fr_link_alloc().

osmo_fr_rx()

int osmo_fr_rx

(

struct msgb *

msg

)

References osmo_fr_dlc::active, osmo_fr_dlc::cb_data, LMI_CISCO_DLCI, LMI_Q933A_DLCI, LOGL_ERROR, LOGL_NOTICE, LOGPFRL, msg, msgb_data(), msgb_free(), msgb_length(), OSMO_ASSERT, osmo_fr_dlc_by_dlci(), q922_to_dlci(), osmo_fr_dlc::rx_cb, rx_lmi_q922(), osmo_fr_link::state, osmo_fr_link::unknown_dlc_rx_cb, and osmo_fr_link::unknown_dlc_rx_cb_data.

Referenced by fr_netif_ofd_cb().

osmo_fr_tx_dlc()

int osmo_fr_tx_dlc

(

struct msgb *

msg

)

References osmo_fr_dlc::active, osmo_fr_link::cb_data, osmo_fr_dlc::dlci, dlci_to_q922(), osmo_fr_dlc::link, LOGL_DEBUG, LOGL_NOTICE, LOGPFRL, msg, msgb_free(), msgb_headroom(), msgb_push(), OSMO_ASSERT, osmo_fr_link::state, and osmo_fr_link::tx_cb.

Referenced by fr_vc_sendmsg().

Variable Documentation

osmo_fr_role_names

const struct value_string osmo_fr_role_names[]

extern

Referenced by osmo_fr_role_str().