X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fethernet.h;h=0b4a1db06b216eb645ee3fc21efcedec108e2874;hb=26dc50599d6e38be1e7304602ffea0ba282c1091;hp=a8b642033d7185ab35113cc71a24420877201117;hpb=0ee139e91431527015b7132e4c36f8d4ec09f66b;p=tinc

diff --git a/src/ethernet.h b/src/ethernet.h
index a8b64203..0b4a1db0 100644
--- a/src/ethernet.h
+++ b/src/ethernet.h
@@ -25,6 +25,15 @@
 #define ETH_ALEN 6
 #endif
 
+#ifndef ETH_HLEN
+#define ETH_HLEN 14
+#endif
+
+#ifndef ETHER_TYPE_LEN
+#define ETHER_TYPE_LEN 2
+#endif
+
+
 #ifndef ARPHRD_ETHER
 #define ARPHRD_ETHER 1
 #endif
@@ -45,12 +54,16 @@
 #define ETH_P_8021Q 0x8100
 #endif
 
+#ifndef ETH_P_MAX
+#define ETH_P_MAX 0xFFFF
+#endif
+
 #ifndef HAVE_STRUCT_ETHER_HEADER
 struct ether_header {
 	uint8_t ether_dhost[ETH_ALEN];
 	uint8_t ether_shost[ETH_ALEN];
 	uint16_t ether_type;
-} __attribute__ ((__packed__));
+} __attribute__ ((__gcc_struct__, __packed__));
 #endif
 
 #ifndef HAVE_STRUCT_ARPHDR
@@ -60,7 +73,7 @@ struct arphdr {
 	uint8_t ar_hln;
 	uint8_t ar_pln;
 	uint16_t ar_op;
-} __attribute__ ((__packed__));
+} __attribute__ ((__gcc_struct__, __packed__));
 
 #define ARPOP_REQUEST 1
 #define ARPOP_REPLY 2
@@ -78,7 +91,7 @@ struct  ether_arp {
 	uint8_t arp_spa[4];
 	uint8_t arp_tha[ETH_ALEN];
 	uint8_t arp_tpa[4];
-} __attribute__ ((__packed__));
+} __attribute__ ((__gcc_struct__, __packed__));
 #define arp_hrd ea_hdr.ar_hrd
 #define arp_pro ea_hdr.ar_pro
 #define arp_hln ea_hdr.ar_hln