lapd_core.h File Reference

#include <stdint.h>
#include <osmocom/core/timer.h>
#include <osmocom/core/msgb.h>
#include <osmocom/gsm/prim.h>

Go to the source code of this file.

Data Structures
struct	mdl_error_ind_param
	for MDL-ERROR.ind More...
struct	dl_rel_req_param
	for DL-REL.req More...
struct	osmo_dlsap_prim
	primitive header for LAPD DL-SAP primitives More...
struct	lapd_msg_ctx
	LAPD message context. More...
struct	lapd_cr_ent
struct	lapd_history
struct	lapd_datalink
	LAPD datalink. More...

Macros
#define	MDL_CAUSE_T200_EXPIRED   0x01
#define	MDL_CAUSE_REEST_REQ   0x02
#define	MDL_CAUSE_UNSOL_UA_RESP   0x03
#define	MDL_CAUSE_UNSOL_DM_RESP   0x04
#define	MDL_CAUSE_UNSOL_DM_RESP_MF   0x05
#define	MDL_CAUSE_UNSOL_SPRV_RESP   0x06
#define	MDL_CAUSE_SEQ_ERR   0x07
#define	MDL_CAUSE_UFRM_INC_PARAM   0x08
#define	MDL_CAUSE_SFRM_INC_PARAM   0x09
#define	MDL_CAUSE_IFRM_INC_MBITS   0x0a
#define	MDL_CAUSE_IFRM_INC_LEN   0x0b
#define	MDL_CAUSE_FRM_UNIMPL   0x0c
#define	MDL_CAUSE_SABM_MF   0x0d
#define	MDL_CAUSE_SABM_INFO_NOTALL   0x0e
#define	MDL_CAUSE_FRMR   0x0f

Enumerations
enum	osmo_dl_prim {   PRIM_DL_UNIT_DATA, PRIM_DL_DATA, PRIM_DL_EST, PRIM_DL_REL,   PRIM_DL_SUSP, PRIM_DL_RES, PRIM_DL_RECON, PRIM_MDL_ERROR }
	LAPD related primitives (L2<->L3 SAP) More...
enum	lapd_mode { LAPD_MODE_USER, LAPD_MODE_NETWORK }
	LAPD mode/role. More...
enum	lapd_state {   LAPD_STATE_NULL = 0, LAPD_STATE_TEI_UNASS, LAPD_STATE_ASS_TEI_WAIT, LAPD_STATE_EST_TEI_WAIT,   LAPD_STATE_IDLE, LAPD_STATE_SABM_SENT, LAPD_STATE_DISC_SENT, LAPD_STATE_MF_EST,   LAPD_STATE_TIMER_RECOV }
	LAPD state (Figure B.2/Q.921)
enum	lapd_format { LAPD_FORM_UKN = 0, LAPD_FORM_I, LAPD_FORM_S, LAPD_FORM_U }
	LAPD message format (I / S / U)

Functions
void	lapd_dl_init (struct lapd_datalink *dl, uint8_t k, uint8_t v_range, int maxf)
void	lapd_dl_exit (struct lapd_datalink *dl)
void	lapd_dl_reset (struct lapd_datalink *dl)
int	lapd_set_mode (struct lapd_datalink *dl, enum lapd_mode mode)
	Set the lapdm_mode of a LAPDm entity.
int	lapd_ph_data_ind (struct msgb *msg, struct lapd_msg_ctx *lctx)
int	lapd_recv_dlsap (struct osmo_dlsap_prim *dp, struct lapd_msg_ctx *lctx)

Detailed Description

primitive related stuff