projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1da177e4 LT |
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 | ||
| 949d6b40 JK |
9 | #include <linux/skbuff.h> |
| 10 | #include <linux/timer.h> | |
| 11 | ||
| 12 | struct net_device; | |
| 13 | ||
| 1da177e4 LT |
14 | #define LAPB_OK 0 |
| 15 | #define LAPB_BADTOKEN 1 | |
| 16 | #define LAPB_INVALUE 2 | |
| 17 | #define LAPB_CONNECTED 3 | |
| 18 | #define LAPB_NOTCONNECTED 4 | |
| 19 | #define LAPB_REFUSED 5 | |
| 20 | #define LAPB_TIMEDOUT 6 | |
| 21 | #define LAPB_NOMEM 7 | |
| 22 | ||
| 23 | #define LAPB_STANDARD 0x00 | |
| 24 | #define LAPB_EXTENDED 0x01 | |
| 25 | ||
| 26 | #define LAPB_SLP 0x00 | |
| 27 | #define LAPB_MLP 0x02 | |
| 28 | ||
| 29 | #define LAPB_DTE 0x00 | |
| 30 | #define LAPB_DCE 0x04 | |
| 31 | ||
| 32 | struct lapb_register_struct { | |
| 33 | void (*connect_confirmation)(struct net_device *dev, int reason); | |
| 34 | void (*connect_indication)(struct net_device *dev, int reason); | |
| 35 | void (*disconnect_confirmation)(struct net_device *dev, int reason); | |
| 36 | void (*disconnect_indication)(struct net_device *dev, int reason); | |
| 37 | int (*data_indication)(struct net_device *dev, struct sk_buff *skb); | |
| 38 | void (*data_transmit)(struct net_device *dev, struct sk_buff *skb); | |
| 39 | }; | |
| 40 | ||
| 41 | struct lapb_parms_struct { | |
| 42 | unsigned int t1; | |
| 43 | unsigned int t1timer; | |
| 44 | unsigned int t2; | |
| 45 | unsigned int t2timer; | |
| 46 | unsigned int n2; | |
| 47 | unsigned int n2count; | |
| 48 | unsigned int window; | |
| 49 | unsigned int state; | |
| 50 | unsigned int mode; | |
| 51 | }; | |
| 52 | ||
| d97a077a | 53 | extern int lapb_register(struct net_device *dev, |
| 54 | const struct lapb_register_struct *callbacks); | |
| 1da177e4 LT |
55 | extern int lapb_unregister(struct net_device *dev); |
| 56 | extern int lapb_getparms(struct net_device *dev, struct lapb_parms_struct *parms); | |
| 57 | extern int lapb_setparms(struct net_device *dev, struct lapb_parms_struct *parms); | |
| 58 | extern int lapb_connect_request(struct net_device *dev); | |
| 59 | extern int lapb_disconnect_request(struct net_device *dev); | |
| 60 | extern int lapb_data_request(struct net_device *dev, struct sk_buff *skb); | |
| 61 | extern int lapb_data_received(struct net_device *dev, struct sk_buff *skb); | |
| 62 | ||
| 63 | #endif |