2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 * interface.h: VNET interfaces/sub-interfaces
18 * Copyright (c) 2008 Eliot Dresselhaus
20 * Permission is hereby granted, free of charge, to any person obtaining
21 * a copy of this software and associated documentation files (the
22 * "Software"), to deal in the Software without restriction, including
23 * without limitation the rights to use, copy, modify, merge, publish,
24 * distribute, sublicense, and/or sell copies of the Software, and to
25 * permit persons to whom the Software is furnished to do so, subject to
26 * the following conditions:
28 * The above copyright notice and this permission notice shall be
29 * included in all copies or substantial portions of the Software.
31 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
32 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
33 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
34 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
35 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
36 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
37 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
40 #ifndef included_vnet_interface_h
41 #define included_vnet_interface_h
43 #include <vnet/unix/pcap.h>
44 #include <vnet/l3_types.h>
47 struct vnet_hw_interface_t;
48 struct vnet_sw_interface_t;
49 struct ip46_address_t;
53 VNET_HW_INTERFACE_RX_MODE_UNKNOWN,
54 VNET_HW_INTERFACE_RX_MODE_POLLING,
55 VNET_HW_INTERFACE_RX_MODE_INTERRUPT,
56 VNET_HW_INTERFACE_RX_MODE_ADAPTIVE,
57 VNET_HW_INTERFACE_RX_MODE_DEFAULT,
58 VNET_HW_INTERFACE_NUM_RX_MODES,
59 } vnet_hw_interface_rx_mode;
61 /* Interface up/down callback. */
62 typedef clib_error_t *(vnet_interface_function_t)
63 (struct vnet_main_t * vnm, u32 if_index, u32 flags);
65 /* Sub-interface add/del callback. */
66 typedef clib_error_t *(vnet_subif_add_del_function_t)
67 (struct vnet_main_t * vnm, u32 if_index,
68 struct vnet_sw_interface_t * template, int is_add);
70 /* Interface set mac address callback. */
71 typedef clib_error_t *(vnet_interface_set_mac_address_function_t)
72 (struct vnet_hw_interface_t * hi, char *address);
74 /* Interface set rx mode callback. */
75 typedef clib_error_t *(vnet_interface_set_rx_mode_function_t)
76 (struct vnet_main_t * vnm, u32 if_index, u32 queue_id,
77 vnet_hw_interface_rx_mode mode);
79 typedef enum vnet_interface_function_priority_t_
81 VNET_ITF_FUNC_PRIORITY_LOW,
82 VNET_ITF_FUNC_PRIORITY_HIGH,
83 } vnet_interface_function_priority_t;
84 #define VNET_ITF_FUNC_N_PRIO ((vnet_interface_function_priority_t)VNET_ITF_FUNC_PRIORITY_HIGH+1)
86 typedef struct _vnet_interface_function_list_elt
88 struct _vnet_interface_function_list_elt *next_interface_function;
89 clib_error_t *(*fp) (struct vnet_main_t * vnm, u32 if_index, u32 flags);
90 } _vnet_interface_function_list_elt_t;
92 #define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p) \
94 static void __vnet_interface_function_init_##tag##_##f (void) \
95 __attribute__((__constructor__)) ; \
97 static void __vnet_interface_function_init_##tag##_##f (void) \
99 vnet_main_t * vnm = vnet_get_main(); \
100 static _vnet_interface_function_list_elt_t init_function; \
101 init_function.next_interface_function = vnm->tag##_functions[p]; \
102 vnm->tag##_functions[p] = &init_function; \
103 init_function.fp = (void *) &f; \
105 static void __vnet_interface_function_deinit_##tag##_##f (void) \
106 __attribute__((__destructor__)) ; \
108 static void __vnet_interface_function_deinit_##tag##_##f (void) \
110 vnet_main_t * vnm = vnet_get_main(); \
111 _vnet_interface_function_list_elt_t *next; \
112 if (vnm->tag##_functions[p]->fp == (void *) &f) \
114 vnm->tag##_functions[p] = \
115 vnm->tag##_functions[p]->next_interface_function; \
118 next = vnm->tag##_functions[p]; \
119 while (next->next_interface_function) \
121 if (next->next_interface_function->fp == (void *) &f) \
123 next->next_interface_function = \
124 next->next_interface_function->next_interface_function; \
127 next = next->next_interface_function; \
131 #define _VNET_INTERFACE_FUNCTION_DECL(f,tag) \
132 _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,VNET_ITF_FUNC_PRIORITY_LOW)
134 #define VNET_HW_INTERFACE_ADD_DEL_FUNCTION(f) \
135 _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_add_del)
136 #define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION(f) \
137 _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_link_up_down)
138 #define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION_PRIO(f,p) \
139 _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,hw_interface_link_up_down,p)
140 #define VNET_SW_INTERFACE_ADD_DEL_FUNCTION(f) \
141 _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_add_del)
142 #define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION(f) \
143 _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_admin_up_down)
144 #define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION_PRIO(f,p) \
145 _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,sw_interface_admin_up_down, p)
147 /* A class of hardware interface devices. */
148 typedef struct _vnet_device_class
150 /* Index into main vector. */
153 /* Device name (e.g. "FOOBAR 1234a"). */
156 /* Function to call when hardware interface is added/deleted. */
157 vnet_interface_function_t *interface_add_del_function;
159 /* Function to bring device administratively up/down. */
160 vnet_interface_function_t *admin_up_down_function;
162 /* Function to call when sub-interface is added/deleted */
163 vnet_subif_add_del_function_t *subif_add_del_function;
165 /* Function to call interface rx mode is changed */
166 vnet_interface_set_rx_mode_function_t *rx_mode_change_function;
168 /* Redistribute flag changes/existence of this interface class. */
171 /* Transmit function. */
172 vlib_node_function_t *tx_function;
174 /* Error strings indexed by error code for this node. */
175 char **tx_function_error_strings;
177 /* Number of error codes used by this node. */
178 u32 tx_function_n_errors;
180 /* Renumber device name [only!] support, a control-plane kludge */
181 int (*name_renumber) (struct vnet_hw_interface_t * hi,
182 u32 new_dev_instance);
184 /* Format device instance as name. */
185 format_function_t *format_device_name;
187 /* Parse function for device name. */
188 unformat_function_t *unformat_device_name;
190 /* Format device verbosely for this class. */
191 format_function_t *format_device;
193 /* Trace buffer format for TX function. */
194 format_function_t *format_tx_trace;
196 /* Function to clear hardware counters for device. */
197 void (*clear_counters) (u32 dev_class_instance);
199 uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
203 /* Called when hardware class of an interface changes. */
204 void (*hw_class_change) (struct vnet_main_t * vnm,
205 u32 hw_if_index, u32 new_hw_class_index);
207 /* Called to redirect traffic from a specific interface instance */
208 void (*rx_redirect_to_node) (struct vnet_main_t * vnm,
209 u32 hw_if_index, u32 node_index);
211 /* Link-list of all device classes set up by constructors created below */
212 struct _vnet_device_class *next_class_registration;
214 /* Function to set mac address. */
215 vnet_interface_set_mac_address_function_t *mac_addr_change_function;
216 } vnet_device_class_t;
218 #define VNET_DEVICE_CLASS(x,...) \
219 __VA_ARGS__ vnet_device_class_t x; \
220 static void __vnet_add_device_class_registration_##x (void) \
221 __attribute__((__constructor__)) ; \
222 static void __vnet_add_device_class_registration_##x (void) \
224 vnet_main_t * vnm = vnet_get_main(); \
225 x.next_class_registration = vnm->device_class_registrations; \
226 vnm->device_class_registrations = &x; \
228 static void __vnet_rm_device_class_registration_##x (void) \
229 __attribute__((__destructor__)) ; \
230 static void __vnet_rm_device_class_registration_##x (void) \
232 vnet_main_t * vnm = vnet_get_main(); \
233 VLIB_REMOVE_FROM_LINKED_LIST (vnm->device_class_registrations, \
234 &x, next_class_registration); \
236 __VA_ARGS__ vnet_device_class_t x
238 #define VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE(arch, fn, tgt) \
240 __attribute__ ((flatten)) \
241 __attribute__ ((target (tgt))) \
243 fn ## _ ## arch ( vlib_main_t * vm, \
244 vlib_node_runtime_t * node, \
245 vlib_frame_t * frame) \
246 { return fn (vm, node, frame); }
248 #define VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn) \
249 foreach_march_variant(VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE, fn)
252 #define VLIB_MULTIARCH_CLONE_AND_SELECT_FN(fn,...)
253 #define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)
255 #define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn) \
256 VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn) \
257 CLIB_MULTIARCH_SELECT_FN(fn, static inline) \
258 static void __attribute__((__constructor__)) \
259 __vlib_device_tx_function_multiarch_select_##dev (void) \
260 { dev.tx_function = fn ## _multiarch_select(); }
264 * Link Type: A description of the protocol of packets on the link.
265 * On an ethernet link this maps directly into the ethertype. On a GRE tunnel
266 * it maps to the GRE-proto, etc for other lnk types.
268 typedef enum vnet_link_t_
280 } __attribute__ ((packed)) vnet_link_t;
282 #define VNET_LINKS { \
283 [VNET_LINK_ETHERNET] = "ethernet", \
284 [VNET_LINK_IP4] = "ipv4", \
285 [VNET_LINK_IP6] = "ipv6", \
286 [VNET_LINK_MPLS] = "mpls", \
287 [VNET_LINK_ARP] = "arp", \
288 [VNET_LINK_NSH] = "nsh", \
292 * @brief Number of link types. Not part of the enum so it does not have to be included in
295 #define VNET_LINK_NUM (VNET_LINK_NSH+1)
298 * @brief Convert a link to to an Ethertype
300 extern vnet_l3_packet_type_t vnet_link_to_l3_proto (vnet_link_t link);
303 * @brief Attributes assignable to a HW interface Class.
305 typedef enum vnet_hw_interface_class_flags_t_
308 * @brief a point 2 point interface
310 VNET_HW_INTERFACE_CLASS_FLAG_P2P = (1 << 0),
311 } vnet_hw_interface_class_flags_t;
313 /* Layer-2 (e.g. Ethernet) interface class. */
314 typedef struct _vnet_hw_interface_class
316 /* Index into main vector. */
319 /* Class name (e.g. "Ethernet"). */
323 vnet_hw_interface_class_flags_t flags;
325 /* Function to call when hardware interface is added/deleted. */
326 vnet_interface_function_t *interface_add_del_function;
328 /* Function to bring interface administratively up/down. */
329 vnet_interface_function_t *admin_up_down_function;
331 /* Function to call when link state changes. */
332 vnet_interface_function_t *link_up_down_function;
334 /* Function to call when link MAC changes. */
335 vnet_interface_set_mac_address_function_t *mac_addr_change_function;
337 /* Format function to display interface name. */
338 format_function_t *format_interface_name;
340 /* Format function to display interface address. */
341 format_function_t *format_address;
343 /* Format packet header for this interface class. */
344 format_function_t *format_header;
346 /* Format device verbosely for this class. */
347 format_function_t *format_device;
349 /* Parser for hardware (e.g. ethernet) address. */
350 unformat_function_t *unformat_hw_address;
352 /* Parser for packet header for e.g. rewrite string. */
353 unformat_function_t *unformat_header;
355 /* Builds a rewrite string for the interface to the destination
356 * for the payload/link type. */
357 u8 *(*build_rewrite) (struct vnet_main_t * vnm,
359 vnet_link_t link_type, const void *dst_hw_address);
361 /* Update an adjacecny added by FIB (as opposed to via the
362 * neighbour resolution protocol). */
363 void (*update_adjacency) (struct vnet_main_t * vnm,
364 u32 sw_if_index, u32 adj_index);
366 uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
370 /* Called when hw interface class is changed and old hardware instance
371 may want to be deleted. */
372 void (*hw_class_change) (struct vnet_main_t * vnm, u32 hw_if_index,
373 u32 old_class_index, u32 new_class_index);
375 /* List of hw interface classes, built by constructors */
376 struct _vnet_hw_interface_class *next_class_registration;
378 } vnet_hw_interface_class_t;
381 * @brief Return a complete, zero-length (aka dummy) rewrite
383 extern u8 *default_build_rewrite (struct vnet_main_t *vnm,
385 vnet_link_t link_type,
386 const void *dst_hw_address);
389 * @brief Default adjacency update function
391 extern void default_update_adjacency (struct vnet_main_t *vnm,
392 u32 sw_if_index, u32 adj_index);
394 #define VNET_HW_INTERFACE_CLASS(x,...) \
395 __VA_ARGS__ vnet_hw_interface_class_t x; \
396 static void __vnet_add_hw_interface_class_registration_##x (void) \
397 __attribute__((__constructor__)) ; \
398 static void __vnet_add_hw_interface_class_registration_##x (void) \
400 vnet_main_t * vnm = vnet_get_main(); \
401 x.next_class_registration = vnm->hw_interface_class_registrations; \
402 vnm->hw_interface_class_registrations = &x; \
404 static void __vnet_rm_hw_interface_class_registration_##x (void) \
405 __attribute__((__destructor__)) ; \
406 static void __vnet_rm_hw_interface_class_registration_##x (void) \
408 vnet_main_t * vnm = vnet_get_main(); \
409 VLIB_REMOVE_FROM_LINKED_LIST (vnm->hw_interface_class_registrations,\
410 &x, next_class_registration); \
412 __VA_ARGS__ vnet_hw_interface_class_t x
414 /* Hardware-interface. This corresponds to a physical wire
415 that packets flow over. */
416 typedef struct vnet_hw_interface_t
418 /* Interface name. */
422 /* Hardware link state is up. */
423 #define VNET_HW_INTERFACE_FLAG_LINK_UP (1 << 0)
424 /* Hardware duplex state */
425 #define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT 1
426 #define VNET_HW_INTERFACE_FLAG_HALF_DUPLEX (1 << 1)
427 #define VNET_HW_INTERFACE_FLAG_FULL_DUPLEX (1 << 2)
428 #define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK \
429 (VNET_HW_INTERFACE_FLAG_HALF_DUPLEX | \
430 VNET_HW_INTERFACE_FLAG_FULL_DUPLEX)
432 /* Hardware link speed */
433 #define VNET_HW_INTERFACE_FLAG_SPEED_SHIFT 3
434 #define VNET_HW_INTERFACE_FLAG_SPEED_10M (1 << 3)
435 #define VNET_HW_INTERFACE_FLAG_SPEED_100M (1 << 4)
436 #define VNET_HW_INTERFACE_FLAG_SPEED_1G (1 << 5)
437 #define VNET_HW_INTERFACE_FLAG_SPEED_2_5G (1 << 6)
438 #define VNET_HW_INTERFACE_FLAG_SPEED_5G (1 << 7)
439 #define VNET_HW_INTERFACE_FLAG_SPEED_10G (1 << 8)
440 #define VNET_HW_INTERFACE_FLAG_SPEED_20G (1 << 9)
441 #define VNET_HW_INTERFACE_FLAG_SPEED_25G (1 << 10)
442 #define VNET_HW_INTERFACE_FLAG_SPEED_40G (1 << 11)
443 #define VNET_HW_INTERFACE_FLAG_SPEED_50G (1 << 12)
444 #define VNET_HW_INTERFACE_FLAG_SPEED_56G (1 << 13)
445 #define VNET_HW_INTERFACE_FLAG_SPEED_100G (1 << 14)
446 #define VNET_HW_INTERFACE_FLAG_SPEED_MASK \
447 (VNET_HW_INTERFACE_FLAG_SPEED_10M | \
448 VNET_HW_INTERFACE_FLAG_SPEED_100M | \
449 VNET_HW_INTERFACE_FLAG_SPEED_1G | \
450 VNET_HW_INTERFACE_FLAG_SPEED_2_5G | \
451 VNET_HW_INTERFACE_FLAG_SPEED_5G | \
452 VNET_HW_INTERFACE_FLAG_SPEED_10G | \
453 VNET_HW_INTERFACE_FLAG_SPEED_20G | \
454 VNET_HW_INTERFACE_FLAG_SPEED_25G | \
455 VNET_HW_INTERFACE_FLAG_SPEED_40G | \
456 VNET_HW_INTERFACE_FLAG_SPEED_50G | \
457 VNET_HW_INTERFACE_FLAG_SPEED_56G | \
458 VNET_HW_INTERFACE_FLAG_SPEED_100G)
461 #define VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE (1 << 16)
463 /* tx checksum offload */
464 #define VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD (1 << 17)
466 /* Hardware address as vector. Zero (e.g. zero-length vector) if no
467 address for this class (e.g. PPP). */
470 /* Interface is up as far as software is concerned. */
471 /* NAME.{output,tx} nodes for this interface. */
472 u32 output_node_index, tx_node_index;
474 /* (dev_class, dev_instance) uniquely identifies hw interface. */
478 /* (hw_class, hw_instance) uniquely identifies hw interface. */
482 /* Hardware index for this hardware interface. */
485 /* Software index for this hardware interface. */
488 /* Next index in interface-output node for this interface
489 used by node function vnet_per_buffer_interface_output() */
490 u32 output_node_next_index;
492 /* Maximum transmit rate for this interface in bits/sec. */
493 f64 max_rate_bits_per_sec;
495 /* Smallest packet size supported by this interface. */
496 u32 min_supported_packet_bytes;
498 /* Largest packet size supported by this interface. */
499 u32 max_supported_packet_bytes;
501 /* Smallest packet size for this interface. */
502 u32 min_packet_bytes;
504 /* Largest packet size for this interface. */
505 u32 max_packet_bytes;
507 /* Number of extra bytes that go on the wire.
508 Packet length on wire
509 = max (length + per_packet_overhead_bytes, min_packet_bytes). */
510 u32 per_packet_overhead_bytes;
512 /* Receive and transmit layer 3 packet size limits (MRU/MTU). */
513 u32 max_l3_packet_bytes[VLIB_N_RX_TX];
515 /* Hash table mapping sub interface id to sw_if_index. */
516 uword *sub_interface_sw_if_index_by_id;
518 /* Count of number of L2 subinterfaces */
521 /* Bonded interface info -
522 0 - not a bonded interface nor a slave
523 ~0 - slave to a bonded interface
524 others - A bonded interface with a pointer to bitmap for all slaves */
526 #define VNET_HW_INTERFACE_BOND_INFO_NONE ((uword *) 0)
527 #define VNET_HW_INTERFACE_BOND_INFO_SLAVE ((uword *) ~0)
530 u32 input_node_index;
532 /* input node cpu index by queue */
533 u32 *input_node_thread_index_by_queue;
535 /* vnet_hw_interface_rx_mode by queue */
536 u8 *rx_mode_by_queue;
537 vnet_hw_interface_rx_mode default_rx_mode;
539 /* device input device_and_queue runtime index */
540 uword *dq_runtime_index_by_queue;
542 } vnet_hw_interface_t;
544 extern vnet_device_class_t vnet_local_interface_device_class;
548 /* A hw interface. */
549 VNET_SW_INTERFACE_TYPE_HARDWARE,
551 /* A sub-interface. */
552 VNET_SW_INTERFACE_TYPE_SUB,
553 VNET_SW_INTERFACE_TYPE_P2P,
554 } vnet_sw_interface_type_t;
559 * Subinterface ID. A number 0-N to uniquely identify
560 * this subinterface under the main (parent?) interface
564 /* Classification data. Used to associate packet header with subinterface. */
577 u16 dot1ad:1; /* 0 = dot1q, 1=dot1ad */
580 u16 outer_vlan_id_any:1;
581 u16 inner_vlan_id_any:1;
585 } vnet_sub_interface_t;
590 * Subinterface ID. A number 0-N to uniquely identify
591 * this subinterface under the main interface
596 } vnet_p2p_sub_interface_t;
600 /* THe BVI interface */
601 VNET_FLOOD_CLASS_BVI,
603 VNET_FLOOD_CLASS_NORMAL,
604 VNET_FLOOD_CLASS_TUNNEL_MASTER,
605 /* Does not flood when tunnel master is in the same L2 BD */
606 VNET_FLOOD_CLASS_TUNNEL_NORMAL,
607 /* Never flood to this type */
608 VNET_FLOOD_CLASS_NO_FLOOD,
609 } vnet_flood_class_t;
611 /* Software-interface. This corresponds to a Ethernet VLAN, ATM vc, a
612 tunnel, etc. Configuration (e.g. IP address) gets attached to
613 software interface. */
616 vnet_sw_interface_type_t type:16;
619 /* Interface is "up" meaning adminstratively up.
620 Up in the sense of link state being up is maintained by hardware interface. */
621 #define VNET_SW_INTERFACE_FLAG_ADMIN_UP (1 << 0)
623 /* Interface is disabled for forwarding: punt all traffic to slow-path. */
624 #define VNET_SW_INTERFACE_FLAG_PUNT (1 << 1)
626 #define VNET_SW_INTERFACE_FLAG_PROXY_ARP (1 << 2)
628 #define VNET_SW_INTERFACE_FLAG_UNNUMBERED (1 << 3)
630 #define VNET_SW_INTERFACE_FLAG_BOND_SLAVE (1 << 4)
632 /* Interface does not appear in CLI/API */
633 #define VNET_SW_INTERFACE_FLAG_HIDDEN (1 << 5)
635 /* Interface in ERROR state */
636 #define VNET_SW_INTERFACE_FLAG_ERROR (1 << 6)
638 /* Index for this interface. */
641 /* Software interface index of super-interface;
642 equal to sw_if_index if this interface is not a
646 /* this swif is unnumbered, use addresses on unnumbered_sw_if_index... */
647 u32 unnumbered_sw_if_index;
653 /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
656 /* VNET_SW_INTERFACE_TYPE_SUB. */
657 vnet_sub_interface_t sub;
659 /* VNET_SW_INTERFACE_TYPE_P2P. */
660 vnet_p2p_sub_interface_t p2p;
663 vnet_flood_class_t flood_class;
664 } vnet_sw_interface_t;
668 /* Simple counters. */
669 VNET_INTERFACE_COUNTER_DROP = 0,
670 VNET_INTERFACE_COUNTER_PUNT = 1,
671 VNET_INTERFACE_COUNTER_IP4 = 2,
672 VNET_INTERFACE_COUNTER_IP6 = 3,
673 VNET_INTERFACE_COUNTER_RX_NO_BUF = 4,
674 VNET_INTERFACE_COUNTER_RX_MISS = 5,
675 VNET_INTERFACE_COUNTER_RX_ERROR = 6,
676 VNET_INTERFACE_COUNTER_TX_ERROR = 7,
677 VNET_INTERFACE_COUNTER_MPLS = 8,
678 VNET_N_SIMPLE_INTERFACE_COUNTER = 9,
679 /* Combined counters. */
680 VNET_INTERFACE_COUNTER_RX = 0,
681 VNET_INTERFACE_COUNTER_RX_UNICAST = 1,
682 VNET_INTERFACE_COUNTER_RX_MULTICAST = 2,
683 VNET_INTERFACE_COUNTER_RX_BROADCAST = 3,
684 VNET_INTERFACE_COUNTER_TX = 4,
685 VNET_INTERFACE_COUNTER_TX_UNICAST = 5,
686 VNET_INTERFACE_COUNTER_TX_MULTICAST = 6,
687 VNET_INTERFACE_COUNTER_TX_BROADCAST = 7,
688 VNET_N_COMBINED_INTERFACE_COUNTER = 8,
689 } vnet_interface_counter_type_t;
691 #define foreach_rx_combined_interface_counter(_x) \
692 for (_x = VNET_INTERFACE_COUNTER_RX; \
693 _x <= VNET_INTERFACE_COUNTER_RX_BROADCAST; \
696 #define foreach_tx_combined_interface_counter(_x) \
697 for (_x = VNET_INTERFACE_COUNTER_TX; \
698 _x <= VNET_INTERFACE_COUNTER_TX_BROADCAST; \
703 COLLECT_SIMPLE_STATS = 0,
704 COLLECT_DETAILED_STATS = 1,
705 } vnet_interface_stats_collection_mode_e;
707 extern int collect_detailed_interface_stats_flag;
710 collect_detailed_interface_stats (void)
712 return collect_detailed_interface_stats_flag;
715 void collect_detailed_interface_stats_flag_set (void);
716 void collect_detailed_interface_stats_flag_clear (void);
721 u32 output_node_index;
723 } vnet_hw_interface_nodes_t;
727 /* Hardware interfaces. */
728 vnet_hw_interface_t *hw_interfaces;
730 /* Hash table mapping HW interface name to index. */
731 uword *hw_interface_by_name;
733 /* Vectors if hardware interface classes and device classes. */
734 vnet_hw_interface_class_t *hw_interface_classes;
735 vnet_device_class_t *device_classes;
737 /* Hash table mapping name to hw interface/device class. */
738 uword *hw_interface_class_by_name;
739 uword *device_class_by_name;
741 /* Software interfaces. */
742 vnet_sw_interface_t *sw_interfaces;
744 /* Hash table mapping sub intfc sw_if_index by sup sw_if_index and sub id */
745 uword *sw_if_index_by_sup_and_sub;
747 /* Software interface counters both simple and combined
748 packet and byte counters. */
749 volatile u32 *sw_if_counter_lock;
750 vlib_simple_counter_main_t *sw_if_counters;
751 vlib_combined_counter_main_t *combined_sw_if_counters;
753 vnet_hw_interface_nodes_t *deleted_hw_interface_nodes;
755 /* pcap drop tracing */
756 int drop_pcap_enable;
757 pcap_main_t pcap_main;
759 u32 pcap_sw_if_index;
760 u32 pcap_pkts_to_capture;
761 uword *pcap_drop_filter_hash;
763 /* feature_arc_index */
764 u8 output_feature_arc_index;
765 } vnet_interface_main_t;
768 vnet_interface_counter_lock (vnet_interface_main_t * im)
770 if (im->sw_if_counter_lock)
771 while (__sync_lock_test_and_set (im->sw_if_counter_lock, 1))
776 vnet_interface_counter_unlock (vnet_interface_main_t * im)
778 if (im->sw_if_counter_lock)
779 *im->sw_if_counter_lock = 0;
782 void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);
784 int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance);
786 #endif /* included_vnet_interface_h */
789 * fd.io coding-style-patch-verification: ON
792 * eval: (c-set-style "gnu")