4 * Protoypes and definitions for CAN protocol modules using the PF_CAN core
6 * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de>
7 * Urs Thuermann <urs.thuermann@volkswagen.de>
8 * Copyright (c) 2002-2007 Volkswagen Group Electronic Research
16 #include <linux/can.h>
17 #include <linux/skbuff.h>
18 #include <linux/netdevice.h>
20 #define CAN_VERSION "20120528"
22 /* increment this number each time you change some user-space interface */
23 #define CAN_ABI_VERSION "9"
25 #define CAN_VERSION_STRING "rev " CAN_VERSION " abi " CAN_ABI_VERSION
27 #define DNAME(dev) ((dev) ? (dev)->name : "any")
30 * struct can_proto - CAN protocol structure
31 * @type: type argument in socket() syscall, e.g. SOCK_DGRAM.
32 * @protocol: protocol number in socket() syscall.
33 * @ops: pointer to struct proto_ops for sock->ops.
34 * @prot: pointer to struct proto structure.
39 const struct proto_ops *ops;
43 /* function prototypes for the CAN networklayer core (af_can.c) */
45 extern int can_proto_register(const struct can_proto *cp);
46 extern void can_proto_unregister(const struct can_proto *cp);
48 extern int can_rx_register(struct net_device *dev, canid_t can_id,
50 void (*func)(struct sk_buff *, void *),
51 void *data, char *ident);
53 extern void can_rx_unregister(struct net_device *dev, canid_t can_id,
55 void (*func)(struct sk_buff *, void *),
58 extern int can_send(struct sk_buff *skb, int loop);
59 extern int can_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
61 #endif /* !_CAN_CORE_H */