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Diffstat (limited to 'include')
-rw-r--r--include/net/eth.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/net/eth.h b/include/net/eth.h
index b3273b823f..84384febf2 100644
--- a/include/net/eth.h
+++ b/include/net/eth.h
@@ -32,6 +32,7 @@
#include "qemu/iov.h"
#define ETH_ALEN 6
+#define ETH_HLEN 14
struct eth_header {
uint8_t h_dest[ETH_ALEN]; /* destination eth addr */
@@ -170,7 +171,8 @@ struct tcp_hdr {
#define IP_HEADER_VERSION(ip) \
((ip->ip_ver_len >> 4)&0xf)
-#define ETH_P_IP (0x0800)
+#define ETH_P_IP (0x0800) /* Internet Protocol packet */
+#define ETH_P_ARP (0x0806) /* Address Resolution packet */
#define ETH_P_IPV6 (0x86dd)
#define ETH_P_VLAN (0x8100)
#define ETH_P_DVLAN (0x88a8)