diff options
Diffstat (limited to 'include/net/gre.h')
| -rw-r--r-- | include/net/gre.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/net/gre.h b/include/net/gre.h new file mode 100644 index 000000000000..97eafdc47eea --- /dev/null +++ b/include/net/gre.h @@ -0,0 +1,28 @@ +#ifndef __LINUX_GRE_H +#define __LINUX_GRE_H + +#include <linux/skbuff.h> +#include <net/ip_tunnels.h> + +struct gre_base_hdr { + __be16 flags; + __be16 protocol; +}; +#define GRE_HEADER_SECTION 4 + +#define GREPROTO_CISCO 0 +#define GREPROTO_PPTP 1 +#define GREPROTO_MAX 2 +#define GRE_IP_PROTO_MAX 2 + +struct gre_protocol { + int (*handler)(struct sk_buff *skb); + void (*err_handler)(struct sk_buff *skb, u32 info); +}; + +int gre_add_protocol(const struct gre_protocol *proto, u8 version); +int gre_del_protocol(const struct gre_protocol *proto, u8 version); + +struct net_device *gretap_fb_dev_create(struct net *net, const char *name, + u8 name_assign_type); +#endif |