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0d66548a OH |
1 | /* |
2 | * linux/can/core.h | |
3 | * | |
4 | * Protoypes and definitions for CAN protocol modules using the PF_CAN core | |
5 | * | |
6 | * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> | |
7 | * Urs Thuermann <urs.thuermann@volkswagen.de> | |
8 | * Copyright (c) 2002-2007 Volkswagen Group Electronic Research | |
9 | * All rights reserved. | |
10 | * | |
0d66548a OH |
11 | */ |
12 | ||
42193e3e OH |
13 | #ifndef _CAN_CORE_H |
14 | #define _CAN_CORE_H | |
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15 | |
16 | #include <linux/can.h> | |
17 | #include <linux/skbuff.h> | |
18 | #include <linux/netdevice.h> | |
19 | ||
8b01939f | 20 | #define CAN_VERSION "20120528" |
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21 | |
22 | /* increment this number each time you change some user-space interface */ | |
8b01939f | 23 | #define CAN_ABI_VERSION "9" |
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24 | |
25 | #define CAN_VERSION_STRING "rev " CAN_VERSION " abi " CAN_ABI_VERSION | |
26 | ||
27 | #define DNAME(dev) ((dev) ? (dev)->name : "any") | |
28 | ||
29 | /** | |
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. | |
0d66548a OH |
33 | * @ops: pointer to struct proto_ops for sock->ops. |
34 | * @prot: pointer to struct proto structure. | |
35 | */ | |
36 | struct can_proto { | |
53914b67 OH |
37 | int type; |
38 | int protocol; | |
39 | const struct proto_ops *ops; | |
40 | struct proto *prot; | |
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41 | }; |
42 | ||
43 | /* function prototypes for the CAN networklayer core (af_can.c) */ | |
44 | ||
1650629d KVD |
45 | extern int can_proto_register(const struct can_proto *cp); |
46 | extern void can_proto_unregister(const struct can_proto *cp); | |
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47 | |
48 | extern int can_rx_register(struct net_device *dev, canid_t can_id, | |
49 | canid_t mask, | |
50 | void (*func)(struct sk_buff *, void *), | |
51 | void *data, char *ident); | |
52 | ||
53 | extern void can_rx_unregister(struct net_device *dev, canid_t can_id, | |
54 | canid_t mask, | |
55 | void (*func)(struct sk_buff *, void *), | |
56 | void *data); | |
57 | ||
58 | extern int can_send(struct sk_buff *skb, int loop); | |
53914b67 | 59 | extern int can_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); |
0d66548a | 60 | |
42193e3e | 61 | #endif /* !_CAN_CORE_H */ |