layer2.c File Reference

#include <linux/mISDNif.h>
#include <linux/slab.h>
#include "core.h"
#include "fsm.h"
#include "layer2.h"

Go to the source code of this file.

Macros
#define	L2_EVENT_COUNT   (EV_L2_FRAME_ERROR + 1)

Enumerations
enum	{   EV_L2_UI, EV_L2_SABME, EV_L2_DISC, EV_L2_DM,   EV_L2_UA, EV_L2_FRMR, EV_L2_SUPER, EV_L2_I,   EV_L2_DL_DATA, EV_L2_ACK_PULL, EV_L2_DL_UNITDATA, EV_L2_DL_ESTABLISH_REQ,   EV_L2_DL_RELEASE_REQ, EV_L2_MDL_ASSIGN, EV_L2_MDL_REMOVE, EV_L2_MDL_ERROR,   EV_L1_DEACTIVATE, EV_L2_T200, EV_L2_T203, EV_L2_T200I,   EV_L2_T203I, EV_L2_SET_OWN_BUSY, EV_L2_CLEAR_OWN_BUSY, EV_L2_FRAME_ERROR }

Functions
u_int	l2headersize (struct layer2 *l2, int ui)
u_int	l2addrsize (struct layer2 *l2)
unsigned int	cansend (struct layer2 *l2)
void	clear_exception (struct layer2 *l2)
int	IsUI (u_char *data)
int	IsUA (u_char *data)
int	IsDM (u_char *data)
int	IsDISC (u_char *data)
int	IsRR (u_char *data, struct layer2 *l2)
int	IsSFrame (u_char *data, struct layer2 *l2)
int	IsSABME (u_char *data, struct layer2 *l2)
int	IsREJ (u_char *data, struct layer2 *l2)
int	IsFRMR (u_char *data)
int	IsRNR (u_char *data, struct layer2 *l2)
u_char	get_PollFlag (struct layer2 *l2, struct sk_buff *skb)
u_char	get_PollFlagFree (struct layer2 *l2, struct sk_buff *skb)
void	start_t200 (struct layer2 *l2, int i)
void	restart_t200 (struct layer2 *l2, int i)
void	stop_t200 (struct layer2 *l2, int i)
void	st5_dl_release_l2l3 (struct layer2 *l2)
void	lapb_dl_release_l2l3 (struct layer2 *l2, int f)
void	enquiry_response (struct layer2 *l2)
void	transmit_enquiry (struct layer2 *l2)
int	tei_l2 (struct layer2 *l2, u_int cmd, u_long arg)
struct layer2 *	create_l2 (struct mISDNchannel *ch, u_int protocol, u_long options, int tei, int sapi)
int	Isdnl2_Init (u_int *deb)
void	Isdnl2_cleanup (void)

Macro Definition Documentation

#define L2_EVENT_COUNT   (EV_L2_FRAME_ERROR + 1)

Definition at line 68 of file layer2.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

EV_L2_UI
EV_L2_SABME
EV_L2_DISC
EV_L2_DM
EV_L2_UA
EV_L2_FRMR
EV_L2_SUPER
EV_L2_I
EV_L2_DL_DATA
EV_L2_ACK_PULL
EV_L2_DL_UNITDATA
EV_L2_DL_ESTABLISH_REQ
EV_L2_DL_RELEASE_REQ
EV_L2_MDL_ASSIGN
EV_L2_MDL_REMOVE
EV_L2_MDL_ERROR
EV_L1_DEACTIVATE
EV_L2_T200
EV_L2_T203
EV_L2_T200I
EV_L2_T203I
EV_L2_SET_OWN_BUSY
EV_L2_CLEAR_OWN_BUSY
EV_L2_FRAME_ERROR

Definition at line 41 of file layer2.c.

Function Documentation

unsigned int cansend ( struct layer2 *  l2 )

inline

Definition at line 379 of file layer2.c.

void clear_exception ( struct layer2 *  l2 )

inline

Definition at line 391 of file layer2.c.

struct layer2* create_l2 ( struct mISDNchannel *  ch, u_int  protocol, u_long  options, int  tei, int  sapi  )

read

Definition at line 2134 of file layer2.c.

void enquiry_response ( struct layer2 *  l2 )

inline

Definition at line 1133 of file layer2.c.

u_char get_PollFlag ( struct layer2 *  l2, struct sk_buff *  skb  )

inline

Definition at line 649 of file layer2.c.

u_char get_PollFlagFree ( struct layer2 *  l2, struct sk_buff *  skb  )

inline

Definition at line 655 of file layer2.c.

int IsDISC ( u_char *  data )

inline

Definition at line 457 of file layer2.c.

int IsDM ( u_char *  data )

inline

Definition at line 451 of file layer2.c.

void Isdnl2_cleanup

(

void

)

Definition at line 2276 of file layer2.c.

int Isdnl2_Init

(

u_int *

deb

)

Definition at line 2262 of file layer2.c.

int IsFRMR ( u_char *  data )

inline

Definition at line 497 of file layer2.c.

int IsREJ ( u_char *  data, struct layer2 *  l2  )

inline

Definition at line 490 of file layer2.c.

int IsRNR ( u_char *  data, struct layer2 *  l2  )

inline

Definition at line 503 of file layer2.c.

int IsRR ( u_char *  data, struct layer2 *  l2  )

inline

Definition at line 463 of file layer2.c.

int IsSABME ( u_char *  data, struct layer2 *  l2  )

inline

Definition at line 482 of file layer2.c.

int IsSFrame ( u_char *  data, struct layer2 *  l2  )

inline

Definition at line 472 of file layer2.c.

int IsUA ( u_char *  data )

inline

Definition at line 445 of file layer2.c.

int IsUI ( u_char *  data )

inline

Definition at line 439 of file layer2.c.

u_int l2addrsize ( struct layer2 *  l2 )

inline

Definition at line 127 of file layer2.c.

u_int l2headersize ( struct layer2 *  l2, int  ui  )

inline

Definition at line 120 of file layer2.c.

void lapb_dl_release_l2l3 ( struct layer2 *  l2, int  f  )

inline

Definition at line 698 of file layer2.c.

void restart_t200 ( struct layer2 *  l2, int  i  )

inline

Definition at line 672 of file layer2.c.

void st5_dl_release_l2l3 ( struct layer2 *  l2 )

inline

Definition at line 686 of file layer2.c.

void start_t200 ( struct layer2 *  l2, int  i  )

inline

Definition at line 665 of file layer2.c.

void stop_t200 ( struct layer2 *  l2, int  i  )

inline

Definition at line 679 of file layer2.c.

int tei_l2	(	struct layer2 *	l2,
		u_int	cmd,
		u_long	arg
	)

Definition at line 2060 of file layer2.c.

void transmit_enquiry ( struct layer2 *  l2 )

inline

Definition at line 1143 of file layer2.c.