#include <vnet/vnet.h>
#include <vnet/ethernet/packet.h>
-#include <vnet/pg/pg.h>
+#include <vnet/ethernet/mac_address.h>
#include <vnet/feature/feature.h>
-always_inline u64
-ethernet_mac_address_u64 (u8 * a)
-{
- return (((u64) a[0] << (u64) (5 * 8))
- | ((u64) a[1] << (u64) (4 * 8))
- | ((u64) a[2] << (u64) (3 * 8))
- | ((u64) a[3] << (u64) (2 * 8))
- | ((u64) a[4] << (u64) (1 * 8)) | ((u64) a[5] << (u64) (0 * 8)));
-}
+/* ethernet-input frame flags and scalar data */
-static inline int
-ethernet_mac_address_is_multicast_u64 (u64 a)
-{
- return (a & (1ULL << (5 * 8))) != 0;
-}
+/* all packets in frame share same sw_if_index */
+#define ETH_INPUT_FRAME_F_SINGLE_SW_IF_IDX (1 << 0)
-static inline int
-ethernet_mac_address_is_zero (u8 * mac)
+/* all ip4 packets in frame have correct ip4 checksum */
+#define ETH_INPUT_FRAME_F_IP4_CKSUM_OK (1 << 1)
+
+typedef struct
{
- return ((*((u32 *) mac) == 0) && (*((u16 *) (mac + 4)) == 0));
-}
+ u32 sw_if_index;
+ u32 hw_if_index;
+} ethernet_input_frame_t;
+#ifdef CLIB_HAVE_VEC128
static const u16x8 tagged_ethertypes = {
(u16) ETHERNET_TYPE_VLAN,
(u16) ETHERNET_TYPE_DOT1AD,
(u16) ETHERNET_TYPE_VLAN_9200,
(u16) ETHERNET_TYPE_VLAN_9200
};
+#endif
static_always_inline int
ethernet_frame_is_tagged (u16 type)
typedef u32 (ethernet_flag_change_function_t)
(vnet_main_t * vnm, struct vnet_hw_interface_t * hi, u32 flags);
+typedef struct
+{
+ /* ethernet interface flags change */
+ ethernet_flag_change_function_t *flag_change;
+
+ /* set Max Frame Size callback */
+ vnet_interface_set_max_frame_size_function_t *set_max_frame_size;
+} vnet_eth_if_callbacks_t;
+
#define ETHERNET_MIN_PACKET_BYTES 64
#define ETHERNET_MAX_PACKET_BYTES 9216
+/* ethernet dataplane loads mac address as u64 for efficiency */
+typedef union ethernet_interface_address
+{
+ struct
+ {
+ mac_address_t mac;
+ u16 zero;
+ };
+ u64 as_u64;
+} ethernet_interface_address_t;
+
/* Ethernet interface instance. */
typedef struct ethernet_interface
{
+ u32 flags;
+
+ /* Top 16 bits for status and bottom 16 bits for set operation */
+#define ETHERNET_INTERFACE_FLAGS_STATUS_MASK (0xffff0000)
+#define ETHERNET_INTERFACE_FLAGS_SET_OPN_MASK (0x0000ffff)
+
+ /* Interface driver/hw is in L3/non-promiscuous mode so packet DMAC
+ would already be filtered */
+#define ETHERNET_INTERFACE_FLAG_STATUS_L3 (1 << 16)
- /* Accept all packets (promiscuous mode). */
-#define ETHERNET_INTERFACE_FLAG_ACCEPT_ALL (1 << 0)
-#define ETHERNET_INTERFACE_FLAG_CONFIG_PROMISC(flags) \
- (((flags) & ~ETHERNET_INTERFACE_FLAG_ACCEPT_ALL) == 0)
+ /* Set interface to default L3 mode */
+#define ETHERNET_INTERFACE_FLAG_DEFAULT_L3 0
- /* Change MTU on interface from hw interface structure */
-#define ETHERNET_INTERFACE_FLAG_MTU (1 << 1)
-#define ETHERNET_INTERFACE_FLAG_CONFIG_MTU(flags) \
- ((flags) & ETHERNET_INTERFACE_FLAG_MTU)
+ /* Set interface to accept all packets (promiscuous mode). */
+#define ETHERNET_INTERFACE_FLAG_ACCEPT_ALL 1
/* Callback, e.g. to turn on/off promiscuous mode */
- ethernet_flag_change_function_t *flag_change;
+ vnet_eth_if_callbacks_t cb;
u32 driver_instance;
/* Ethernet (MAC) address for this interface. */
- u8 address[6];
+ ethernet_interface_address_t address;
+
+ /* Secondary MAC addresses for this interface */
+ ethernet_interface_address_t *secondary_addrs;
} ethernet_interface_t;
extern vnet_hw_interface_class_t ethernet_hw_interface_class;
u32 input_next_mpls;
} next_by_ethertype_t;
+struct ethernet_main_t_;
+
+typedef void (ethernet_address_change_function_t)
+ (struct ethernet_main_t_ * im, u32 sw_if_index, uword opaque);
+
typedef struct
+{
+ ethernet_address_change_function_t *function;
+ uword function_opaque;
+} ethernet_address_change_ctx_t;
+
+typedef struct ethernet_main_t_
{
vlib_main_t *vlib_main;
/* Allocated loopback instances */
uword *bm_loopback_instances;
+
+ /** Functions to call when interface hw address changes. */
+ ethernet_address_change_ctx_t *address_change_callbacks;
+
+ /** Default interface MTU */
+ u32 default_mtu;
+
} ethernet_main_t;
extern ethernet_main_t ethernet_main;
ethernet_interface_t *ethernet_get_interface (ethernet_main_t * em,
u32 hw_if_index);
-
-clib_error_t *ethernet_register_interface (vnet_main_t * vnm,
- u32 dev_class_index,
- u32 dev_instance,
- u8 * address,
- u32 * hw_if_index_return,
- ethernet_flag_change_function_t
- flag_change);
+mac_address_t *ethernet_interface_add_del_address (ethernet_main_t * em,
+ u32 hw_if_index,
+ const u8 * address,
+ u8 is_add);
void ethernet_delete_interface (vnet_main_t * vnm, u32 hw_if_index);
void ethernet_register_l3_redirect (vlib_main_t * vm, u32 node_index);
/* Formats ethernet address X:X:X:X:X:X */
+u8 *format_mac_address (u8 * s, va_list * args);
u8 *format_ethernet_address (u8 * s, va_list * args);
u8 *format_ethernet_type (u8 * s, va_list * args);
u8 *format_ethernet_vlan_tci (u8 * s, va_list * va);
/* Parse ethernet address in either X:X:X:X:X:X unix or X.X.X cisco format. */
uword unformat_ethernet_address (unformat_input_t * input, va_list * args);
+uword unformat_mac_address (unformat_input_t * input, va_list * args);
/* Parse ethernet type as 0xXXXX or type name from ethernet/types.def.
In either host or network byte order. */
uword unformat_pg_ethernet_header (unformat_input_t * input, va_list * args);
-always_inline void
-ethernet_setup_node (vlib_main_t * vm, u32 node_index)
-{
- vlib_node_t *n = vlib_get_node (vm, node_index);
- pg_node_t *pn = pg_get_node (node_index);
-
- n->format_buffer = format_ethernet_header_with_length;
- n->unformat_buffer = unformat_ethernet_header;
- pn->unformat_edit = unformat_pg_ethernet_header;
-}
+void ethernet_setup_node (vlib_main_t *vm, u32 node_index);
always_inline ethernet_header_t *
ethernet_buffer_get_header (vlib_buffer_t * b)
void ethernet_set_rx_redirect (vnet_main_t * vnm, vnet_hw_interface_t * hi,
u32 enable);
-int
-vnet_arp_set_ip4_over_ethernet (vnet_main_t * vnm,
- u32 sw_if_index, void *a_arg,
- int is_static, int is_no_fib_entry);
-
-int
-vnet_arp_unset_ip4_over_ethernet (vnet_main_t * vnm,
- u32 sw_if_index, void *a_arg);
-
-int vnet_proxy_arp_fib_reset (u32 fib_id);
-
clib_error_t *next_by_ethertype_init (next_by_ethertype_t * l3_next);
clib_error_t *next_by_ethertype_register (next_by_ethertype_t * l3_next,
u32 ethertype, u32 next_index);
int vnet_create_loopback_interface (u32 * sw_if_indexp, u8 * mac_address,
u8 is_specified, u32 user_instance);
int vnet_delete_loopback_interface (u32 sw_if_index);
+int vnet_create_sub_interface (u32 sw_if_index, u32 id,
+ u32 flags, u16 inner_vlan_id,
+ u16 outer_vlan_id, u32 * sub_sw_if_index);
int vnet_delete_sub_interface (u32 sw_if_index);
// Perform ethernet subinterface classification table lookups given
// Returns 1 if a matching subinterface was found, otherwise returns 0.
always_inline u32
eth_identify_subint (vnet_hw_interface_t * hi,
- vlib_buffer_t * b0,
u32 match_flags,
main_intf_t * main_intf,
vlan_intf_t * vlan_intf,
if ((subint->flags & match_flags) == match_flags)
goto matched;
- // check for untagged interface
- subint = &main_intf->untagged_subint;
+ // check for default interface
+ subint = &main_intf->default_subint;
if ((subint->flags & match_flags) == match_flags)
goto matched;
- // check for default interface
- subint = &main_intf->default_subint;
+ // check for untagged interface
+ subint = &main_intf->untagged_subint;
if ((subint->flags & match_flags) == match_flags)
goto matched;
return 1;
}
-// Compare two ethernet macs. Return 1 if they are the same, 0 if different
-always_inline u32
-eth_mac_equal (u8 * mac1, u8 * mac2)
-{
- return (*((u32 *) (mac1 + 0)) == *((u32 *) (mac2 + 0)) &&
- *((u32 *) (mac1 + 2)) == *((u32 *) (mac2 + 2)));
-}
-
-
always_inline ethernet_main_t *
vnet_get_ethernet_main (void)
{
return ðernet_main;
}
-void vnet_register_ip4_arp_resolution_event (vnet_main_t * vnm,
- void *address_arg,
- uword node_index,
- uword type_opaque, uword data);
-
-
-int vnet_add_del_ip4_arp_change_event (vnet_main_t * vnm,
- void *data_callback,
- u32 pid,
- void *address_arg,
- uword node_index,
- uword type_opaque,
- uword data, int is_add);
-
-void wc_arp_set_publisher_node (uword inode_index, uword event_type);
-
-void ethernet_arp_change_mac (u32 sw_if_index);
-void ethernet_ndp_change_mac (u32 sw_if_index);
-
-void arp_update_adjacency (vnet_main_t * vnm, u32 sw_if_index, u32 ai);
-
+typedef struct
+{
+ u32 dev_class_index;
+ u32 dev_instance;
+ u16 max_frame_size;
+ u16 frame_overhead;
+ vnet_eth_if_callbacks_t cb;
+ const u8 *address;
+} vnet_eth_interface_registration_t;
+
+u32 vnet_eth_register_interface (vnet_main_t *vnm,
+ vnet_eth_interface_registration_t *r);
void ethernet_update_adjacency (vnet_main_t * vnm, u32 sw_if_index, u32 ai);
u8 *ethernet_build_rewrite (vnet_main_t * vnm,
u32 sw_if_index,
vnet_link_t link_type, const void *dst_address);
-const u8 *ethernet_ip4_mcast_dst_addr (void);
-const u8 *ethernet_ip6_mcast_dst_addr (void);
+void ethernet_input_init (vlib_main_t * vm, ethernet_main_t * em);
extern vlib_node_registration_t ethernet_input_node;
-typedef struct
-{
- u32 sw_if_index;
- u32 ip4;
- u8 mac[6];
-} wc_arp_report_t;
-
#endif /* included_ethernet_h */
/*