diff options
Diffstat (limited to 'include/linux/can/core.h')
-rw-r--r-- | include/linux/can/core.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/include/linux/can/core.h b/include/linux/can/core.h new file mode 100644 index 000000000000..e9ca210ffa5b --- /dev/null +++ b/include/linux/can/core.h | |||
@@ -0,0 +1,64 @@ | |||
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 | * | ||
11 | * Send feedback to <socketcan-users@lists.berlios.de> | ||
12 | * | ||
13 | */ | ||
14 | |||
15 | #ifndef CAN_CORE_H | ||
16 | #define CAN_CORE_H | ||
17 | |||
18 | #include <linux/can.h> | ||
19 | #include <linux/skbuff.h> | ||
20 | #include <linux/netdevice.h> | ||
21 | |||
22 | #define CAN_VERSION "20071116" | ||
23 | |||
24 | /* increment this number each time you change some user-space interface */ | ||
25 | #define CAN_ABI_VERSION "8" | ||
26 | |||
27 | #define CAN_VERSION_STRING "rev " CAN_VERSION " abi " CAN_ABI_VERSION | ||
28 | |||
29 | #define DNAME(dev) ((dev) ? (dev)->name : "any") | ||
30 | |||
31 | /** | ||
32 | * struct can_proto - CAN protocol structure | ||
33 | * @type: type argument in socket() syscall, e.g. SOCK_DGRAM. | ||
34 | * @protocol: protocol number in socket() syscall. | ||
35 | * @capability: capability needed to open the socket, or -1 for no restriction. | ||
36 | * @ops: pointer to struct proto_ops for sock->ops. | ||
37 | * @prot: pointer to struct proto structure. | ||
38 | */ | ||
39 | struct can_proto { | ||
40 | int type; | ||
41 | int protocol; | ||
42 | int capability; | ||
43 | struct proto_ops *ops; | ||
44 | struct proto *prot; | ||
45 | }; | ||
46 | |||
47 | /* function prototypes for the CAN networklayer core (af_can.c) */ | ||
48 | |||
49 | extern int can_proto_register(struct can_proto *cp); | ||
50 | extern void can_proto_unregister(struct can_proto *cp); | ||
51 | |||
52 | extern int can_rx_register(struct net_device *dev, canid_t can_id, | ||
53 | canid_t mask, | ||
54 | void (*func)(struct sk_buff *, void *), | ||
55 | void *data, char *ident); | ||
56 | |||
57 | extern void can_rx_unregister(struct net_device *dev, canid_t can_id, | ||
58 | canid_t mask, | ||
59 | void (*func)(struct sk_buff *, void *), | ||
60 | void *data); | ||
61 | |||
62 | extern int can_send(struct sk_buff *skb, int loop); | ||
63 | |||
64 | #endif /* CAN_CORE_H */ | ||