lapb.h (1752B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * These are the public elements of the Linux LAPB module. 4 */ 5 6#ifndef LAPB_KERNEL_H 7#define LAPB_KERNEL_H 8 9#define LAPB_OK 0 10#define LAPB_BADTOKEN 1 11#define LAPB_INVALUE 2 12#define LAPB_CONNECTED 3 13#define LAPB_NOTCONNECTED 4 14#define LAPB_REFUSED 5 15#define LAPB_TIMEDOUT 6 16#define LAPB_NOMEM 7 17 18#define LAPB_STANDARD 0x00 19#define LAPB_EXTENDED 0x01 20 21#define LAPB_SLP 0x00 22#define LAPB_MLP 0x02 23 24#define LAPB_DTE 0x00 25#define LAPB_DCE 0x04 26 27struct lapb_register_struct { 28 void (*connect_confirmation)(struct net_device *dev, int reason); 29 void (*connect_indication)(struct net_device *dev, int reason); 30 void (*disconnect_confirmation)(struct net_device *dev, int reason); 31 void (*disconnect_indication)(struct net_device *dev, int reason); 32 int (*data_indication)(struct net_device *dev, struct sk_buff *skb); 33 void (*data_transmit)(struct net_device *dev, struct sk_buff *skb); 34}; 35 36struct lapb_parms_struct { 37 unsigned int t1; 38 unsigned int t1timer; 39 unsigned int t2; 40 unsigned int t2timer; 41 unsigned int n2; 42 unsigned int n2count; 43 unsigned int window; 44 unsigned int state; 45 unsigned int mode; 46}; 47 48extern int lapb_register(struct net_device *dev, 49 const struct lapb_register_struct *callbacks); 50extern int lapb_unregister(struct net_device *dev); 51extern int lapb_getparms(struct net_device *dev, struct lapb_parms_struct *parms); 52extern int lapb_setparms(struct net_device *dev, struct lapb_parms_struct *parms); 53extern int lapb_connect_request(struct net_device *dev); 54extern int lapb_disconnect_request(struct net_device *dev); 55extern int lapb_data_request(struct net_device *dev, struct sk_buff *skb); 56extern int lapb_data_received(struct net_device *dev, struct sk_buff *skb); 57 58#endif