Merge branch 'release' of git://lm-sensors.org/kernel/mhoffman/hwmon-2.6

[cascardo/linux.git] / include / linux / if_ether.h

diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h
index 1db774c..5f92977 100644 (file)
--- a/include/linux/if_ether.h
+++ b/include/linux/if_ether.h
@@ -33,6 +33,7 @@
 #define ETH_ZLEN       60              /* Min. octets in frame sans FCS */
 #define ETH_DATA_LEN   1500            /* Max. octets in payload        */
 #define ETH_FRAME_LEN  1514            /* Max. octets in frame sans FCS */
+#define ETH_FCS_LEN    4               /* Octets in the FCS             */
 
 /*
  *     These are the defined Ethernet Protocol ID's.
@@ -116,9 +117,19 @@ static inline struct ethhdr *eth_hdr(const struct sk_buff *skb)
        return (struct ethhdr *)skb_mac_header(skb);
 }
 
+int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr);
+
 #ifdef CONFIG_SYSCTL
 extern struct ctl_table ether_table[];
 #endif
+
+/*
+ *     Display a 6 byte device address (MAC) in a readable format.
+ */
+#define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x"
+extern char *print_mac(char *buf, const u8 *addr);
+#define DECLARE_MAC_BUF(var) char var[18] __maybe_unused
+
 #endif
 
 #endif /* _LINUX_IF_ETHER_H */