diff options
| author | Meizu OpenSource <patchwork@meizu.com> | 2016-08-15 10:19:42 +0800 |
|---|---|---|
| committer | Meizu OpenSource <patchwork@meizu.com> | 2016-08-15 10:19:42 +0800 |
| commit | d2e1446d81725c351dc73a03b397ce043fb18452 (patch) | |
| tree | 4dbc616b7f92aea39cd697a9084205ddb805e344 /include/linux/can/core.h | |
first commit
Diffstat (limited to 'include/linux/can/core.h')
| -rw-r--r-- | include/linux/can/core.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/include/linux/can/core.h b/include/linux/can/core.h new file mode 100644 index 000000000..78c6c5207 --- /dev/null +++ b/include/linux/can/core.h @@ -0,0 +1,61 @@ +/* + * linux/can/core.h + * + * Protoypes and definitions for CAN protocol modules using the PF_CAN core + * + * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> + * Urs Thuermann <urs.thuermann@volkswagen.de> + * Copyright (c) 2002-2007 Volkswagen Group Electronic Research + * All rights reserved. + * + */ + +#ifndef CAN_CORE_H +#define CAN_CORE_H + +#include <linux/can.h> +#include <linux/skbuff.h> +#include <linux/netdevice.h> + +#define CAN_VERSION "20120528" + +/* increment this number each time you change some user-space interface */ +#define CAN_ABI_VERSION "9" + +#define CAN_VERSION_STRING "rev " CAN_VERSION " abi " CAN_ABI_VERSION + +#define DNAME(dev) ((dev) ? (dev)->name : "any") + +/** + * struct can_proto - CAN protocol structure + * @type: type argument in socket() syscall, e.g. SOCK_DGRAM. + * @protocol: protocol number in socket() syscall. + * @ops: pointer to struct proto_ops for sock->ops. + * @prot: pointer to struct proto structure. + */ +struct can_proto { + int type; + int protocol; + const struct proto_ops *ops; + struct proto *prot; +}; + +/* function prototypes for the CAN networklayer core (af_can.c) */ + +extern int can_proto_register(const struct can_proto *cp); +extern void can_proto_unregister(const struct can_proto *cp); + +extern int can_rx_register(struct net_device *dev, canid_t can_id, + canid_t mask, + void (*func)(struct sk_buff *, void *), + void *data, char *ident); + +extern void can_rx_unregister(struct net_device *dev, canid_t can_id, + canid_t mask, + void (*func)(struct sk_buff *, void *), + void *data); + +extern int can_send(struct sk_buff *skb, int loop); +extern int can_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); + +#endif /* CAN_CORE_H */ |
