#define ETH_P_8021Q 0x8100 /* 802.1Q VLAN Extended Header */
#define ETH_P_IPX 0x8137 /* IPX over DIX */
#define ETH_P_IPV6 0x86DD /* IPv6 over bluebook */
+#define ETH_P_WCCP 0x883E /* Web-cache coordination protocol
+ * defined in draft-wilson-wrec-wccp-v2-00.txt */
#define ETH_P_PPP_DISC 0x8863 /* PPPoE discovery messages */
#define ETH_P_PPP_SES 0x8864 /* PPPoE session messages */
#define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */
* This is an Ethernet frame header.
*/
-struct ethhdr
-{
+struct ethhdr {
unsigned char h_dest[ETH_ALEN]; /* destination eth addr */
unsigned char h_source[ETH_ALEN]; /* source ether addr */
unsigned short h_proto; /* packet type ID field */
} __attribute__((packed));
+#ifdef __KERNEL__
+#include <linux/skbuff.h>
+
+static inline struct ethhdr *eth_hdr(const struct sk_buff *skb)
+{
+ return (struct ethhdr *)skb->mac.raw;
+}
+#endif
+
#endif /* _LINUX_IF_ETHER_H */