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