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-rw-r--r--src/vnet/ethernet/packet.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/src/vnet/ethernet/packet.h b/src/vnet/ethernet/packet.h
index 09f5e7f3d0b..1a0506dc4d6 100644
--- a/src/vnet/ethernet/packet.h
+++ b/src/vnet/ethernet/packet.h
@@ -40,6 +40,8 @@
#ifndef included_ethernet_packet_h
#define included_ethernet_packet_h
+#include <vnet/interface.h>
+
typedef enum
{
#define ethernet_type(n,s) ETHERNET_TYPE_##s = n,
@@ -67,6 +69,13 @@ ethernet_address_cast (u8 * a)
return (a[0] >> 0) & 1;
}
+always_inline int
+ethernet_address_is_broadcast (u8 * a)
+{
+ return clib_mem_unaligned (a, u32) == 0xffffffff &&
+ clib_mem_unaligned (a + 4, u16) == 0xffff;
+}
+
always_inline uword
ethernet_address_is_locally_administered (u8 * a)
{
@@ -79,6 +88,42 @@ ethernet_address_set_locally_administered (u8 * a)
a[0] |= 1 << 1;
}
+always_inline int
+eh_dst_addr_to_rx_ctype (ethernet_header_t * eh)
+{
+ if (PREDICT_TRUE (ethernet_address_cast (eh->dst_address) ==
+ ETHERNET_ADDRESS_UNICAST))
+ {
+ return VNET_INTERFACE_COUNTER_RX_UNICAST;
+ }
+ else if (ethernet_address_is_broadcast (eh->dst_address))
+ {
+ return VNET_INTERFACE_COUNTER_RX_BROADCAST;
+ }
+ else
+ {
+ return VNET_INTERFACE_COUNTER_RX_MULTICAST;
+ }
+}
+
+always_inline int
+eh_dst_addr_to_tx_ctype (ethernet_header_t * eh)
+{
+ if (PREDICT_TRUE (ethernet_address_cast (eh->dst_address) ==
+ ETHERNET_ADDRESS_UNICAST))
+ {
+ return VNET_INTERFACE_COUNTER_TX_UNICAST;
+ }
+ else if (ethernet_address_is_broadcast (eh->dst_address))
+ {
+ return VNET_INTERFACE_COUNTER_TX_BROADCAST;
+ }
+ else
+ {
+ return VNET_INTERFACE_COUNTER_TX_MULTICAST;
+ }
+}
+
/* For VLAN ethernet type. */
typedef struct
{