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Vector Packet Processing
interface.c
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1 /*
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:
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
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.
14  */
15 /*
16  * interface.c: VNET interfaces/sub-interfaces
17  *
18  * Copyright (c) 2008 Eliot Dresselhaus
19  *
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:
27  *
28  * The above copyright notice and this permission notice shall be
29  * included in all copies or substantial portions of the Software.
30  *
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.
38  */
39 
40 #include <vnet/vnet.h>
41 #include <vnet/plugin/plugin.h>
42 #include <vnet/fib/ip6_fib.h>
43 #include <vnet/adj/adj.h>
44 #include <vnet/adj/adj_mcast.h>
45 #include <vnet/l2/l2_input.h>
46 
48 {
52 
54  u32 hw_if_index,
56  flags,
58  helper_flags);
59 
63  flags,
65  helper_flags);
66 
68  u32 hw_if_index,
69  u32 hw_class_index,
70  u32 redistribute);
71 
72 typedef struct
73 {
74  /* Either sw or hw interface index. */
76 
77  /* Flags. */
80 
81 static void
83 {
85  va_arg (*va, vnet_sw_hw_interface_state_t *);
86  u32 n = va_arg (*va, u32);
87  u32 i;
88  for (i = 0; i < n; i++)
89  {
90  serialize_integer (m, s[i].sw_hw_if_index,
91  sizeof (s[i].sw_hw_if_index));
92  serialize_integer (m, s[i].flags, sizeof (s[i].flags));
93  }
94 }
95 
96 static void
98  va_list * va)
99 {
101  va_arg (*va, vnet_sw_hw_interface_state_t *);
102  u32 n = va_arg (*va, u32);
103  u32 i;
104  for (i = 0; i < n; i++)
105  {
106  unserialize_integer (m, &s[i].sw_hw_if_index,
107  sizeof (s[i].sw_hw_if_index));
108  unserialize_integer (m, &s[i].flags, sizeof (s[i].flags));
109  }
110 }
111 
114 {
116 
119 
120  return (swf);
121 }
122 
123 void
125 {
126  vnet_main_t *vnm = va_arg (*va, vnet_main_t *);
127  vnet_sw_hw_interface_state_t *sts = 0, *st;
128  vnet_sw_interface_t *sif;
129  vnet_hw_interface_t *hif;
131 
132  /* Serialize hardware interface classes since they may have changed.
133  Must do this before sending up/down flags. */
134  /* *INDENT-OFF* */
135  pool_foreach (hif, im->hw_interfaces, ({
136  vnet_hw_interface_class_t * hw_class = vnet_get_hw_interface_class (vnm, hif->hw_class_index);
137  serialize_cstring (m, hw_class->name);
138  }));
139  /* *INDENT-ON* */
140 
141  /* Send sw/hw interface state when non-zero. */
142  /* *INDENT-OFF* */
143  pool_foreach (sif, im->sw_interfaces, ({
144  if (sif->flags != 0)
145  {
146  vec_add2 (sts, st, 1);
147  st->sw_hw_if_index = sif->sw_if_index;
148  st->flags = sif->flags;
149  }
150  }));
151  /* *INDENT-ON* */
152 
154 
155  if (sts)
156  _vec_len (sts) = 0;
157 
158  /* *INDENT-OFF* */
159  pool_foreach (hif, im->hw_interfaces, ({
160  if (hif->flags != 0)
161  {
162  vec_add2 (sts, st, 1);
163  st->sw_hw_if_index = hif->hw_if_index;
164  st->flags = vnet_hw_interface_flags_to_sw(hif->flags);
165  }
166  }));
167  /* *INDENT-ON* */
168 
170 
171  vec_free (sts);
172 }
173 
176 {
178 
181 
182  return (hwf);
183 }
184 
185 void
187 {
188  vnet_main_t *vnm = va_arg (*va, vnet_main_t *);
189  vnet_sw_hw_interface_state_t *sts = 0, *st;
190 
191  /* First set interface hardware class. */
192  {
194  vnet_hw_interface_t *hif;
195  char *class_name;
196  uword *p;
197  clib_error_t *error;
198 
199  /* *INDENT-OFF* */
200  pool_foreach (hif, im->hw_interfaces, ({
201  unserialize_cstring (m, &class_name);
202  p = hash_get_mem (im->hw_interface_class_by_name, class_name);
203  if (p)
204  {
205  error = vnet_hw_interface_set_class_helper
206  (vnm, hif->hw_if_index, p[0], /* redistribute */ 0);
207  }
208  else
209  error = clib_error_return (0, "hw class %s AWOL?", class_name);
210 
211  if (error)
212  clib_error_report (error);
213  vec_free (class_name);
214  }));
215  /* *INDENT-ON* */
216  }
217 
219  vec_foreach (st, sts)
220  vnet_sw_interface_set_flags_helper (vnm, st->sw_hw_if_index, st->flags,
221  /* no distribute */ 0);
222  vec_free (sts);
223 
225  vec_foreach (st, sts)
226  {
228  (vnm, st->sw_hw_if_index, vnet_sw_interface_flags_to_hw (st->flags),
229  /* no distribute */ 0);
230  }
231  vec_free (sts);
232 }
233 
234 static clib_error_t *
236  u32 flags,
237  _vnet_interface_function_list_elt_t **
238  elts)
239 {
240  _vnet_interface_function_list_elt_t *elt;
242  clib_error_t *error = 0;
243 
244  for (prio = VNET_ITF_FUNC_PRIORITY_LOW;
245  prio <= VNET_ITF_FUNC_PRIORITY_HIGH; prio++)
246  {
247  elt = elts[prio];
248 
249  while (elt)
250  {
251  error = elt->fp (vnm, if_index, flags);
252  if (error)
253  return error;
254  elt = elt->next_interface_function;
255  }
256  }
257  return error;
258 }
259 
260 static clib_error_t *
262  u32 is_create)
263 {
264  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
265  vnet_hw_interface_class_t *hw_class =
267  vnet_device_class_t *dev_class =
269  clib_error_t *error = 0;
270 
271  if (hw_class->interface_add_del_function
272  && (error =
273  hw_class->interface_add_del_function (vnm, hw_if_index, is_create)))
274  return error;
275 
276  if (dev_class->interface_add_del_function
277  && (error =
278  dev_class->interface_add_del_function (vnm, hw_if_index,
279  is_create)))
280  return error;
281 
283  (vnm, hw_if_index, is_create, vnm->hw_interface_add_del_functions);
284 
285  return error;
286 }
287 
288 static clib_error_t *
290  u32 is_create)
291 {
293  (vnm, sw_if_index, is_create, vnm->sw_interface_add_del_functions);
294 }
295 
296 static clib_error_t *
300  helper_flags)
301 {
302  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
303  vnet_hw_interface_class_t *hw_class =
305  u32 mask;
306  clib_error_t *error = 0;
307  u32 is_create =
308  (helper_flags & VNET_INTERFACE_SET_FLAGS_HELPER_IS_CREATE) != 0;
309 
310  mask =
312  flags &= mask;
313 
314  /* Call hardware interface add/del callbacks. */
315  if (is_create)
316  call_hw_interface_add_del_callbacks (vnm, hw_if_index, is_create);
317 
318  /* Already in the desired state? */
319  if (!is_create && (hi->flags & mask) == flags)
320  goto done;
321 
324  {
325  /* Do hardware class (e.g. ethernet). */
326  if (hw_class->link_up_down_function
327  && (error = hw_class->link_up_down_function (vnm, hw_if_index,
328  flags)))
329  goto done;
330 
332  (vnm, hw_if_index, flags, vnm->hw_interface_link_up_down_functions);
333 
334  if (error)
335  goto done;
336  }
337 
338  hi->flags &= ~mask;
339  hi->flags |= flags;
340 
341 done:
342  return error;
343 }
344 
345 static clib_error_t *
349  helper_flags)
350 {
351  vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
352  u32 mask;
353  clib_error_t *error = 0;
354  u32 is_create =
355  (helper_flags & VNET_INTERFACE_SET_FLAGS_HELPER_IS_CREATE) != 0;
356  u32 old_flags;
357 
359  flags &= mask;
360 
361  if (is_create)
362  {
363  error =
364  call_sw_interface_add_del_callbacks (vnm, sw_if_index, is_create);
365  if (error)
366  goto done;
367 
369  {
370  /* Notify everyone when the interface is created as admin up */
371  error = call_elf_section_interface_callbacks (vnm, sw_if_index,
372  flags,
373  vnm->
374  sw_interface_admin_up_down_functions);
375  if (error)
376  goto done;
377  }
378  }
379  else
380  {
381  vnet_sw_interface_t *si_sup = si;
382 
383  /* Check that super interface is in correct state. */
384  if (si->type == VNET_SW_INTERFACE_TYPE_SUB)
385  {
386  si_sup = vnet_get_sw_interface (vnm, si->sup_sw_if_index);
387 
388  /* Check to see if we're bringing down the soft interface and if it's parent is up */
389  if ((flags != (si_sup->flags & mask)) &&
390  (!((flags == 0)
391  && ((si_sup->flags & mask) ==
393  {
394  error = clib_error_return (0, "super-interface %U must be %U",
396  si_sup,
398  flags);
399  goto done;
400  }
401  }
402 
403  /* Already in the desired state? */
404  if ((si->flags & mask) == flags)
405  goto done;
406 
407  /* Sub-interfaces of hardware interfaces that do no redistribute,
408  do not redistribute themselves. */
409  if (si_sup->type == VNET_SW_INTERFACE_TYPE_HARDWARE)
410  {
412  vnet_get_hw_interface (vnm, si_sup->hw_if_index);
413  vnet_device_class_t *dev_class =
415  if (!dev_class->redistribute)
416  helper_flags &=
418  }
419 
420  /* set the flags now before invoking the registered clients
421  * so that the state they query is consistent with the state here notified */
422  old_flags = si->flags;
423  si->flags &= ~mask;
424  si->flags |= flags;
425  if ((flags | old_flags) & VNET_SW_INTERFACE_FLAG_ADMIN_UP)
427  (vnm, sw_if_index, flags,
429 
430  if (error)
431  {
432  /* restore flags on error */
433  si->flags = old_flags;
434  goto done;
435  }
436 
438  {
441  vnet_hw_interface_class_t *hw_class =
443  vnet_device_class_t *dev_class =
445 
446  if ((flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP) &&
448  {
449  error = clib_error_return (0, "Interface in the error state");
450  goto done;
451  }
452 
453  /* save the si admin up flag */
454  old_flags = si->flags;
455 
456  /* update si admin up flag in advance if we are going admin down */
457  if (!(flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP))
458  si->flags &= ~VNET_SW_INTERFACE_FLAG_ADMIN_UP;
459 
460  if (dev_class->admin_up_down_function
461  && (error = dev_class->admin_up_down_function (vnm,
462  si->hw_if_index,
463  flags)))
464  {
465  /* restore si admin up flag to it's original state on errors */
466  si->flags = old_flags;
467  goto done;
468  }
469 
470  if (hw_class->admin_up_down_function
471  && (error = hw_class->admin_up_down_function (vnm,
472  si->hw_if_index,
473  flags)))
474  {
475  /* restore si admin up flag to it's original state on errors */
476  si->flags = old_flags;
477  goto done;
478  }
479 
480  /* Admin down implies link down. */
481  if (!(flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP)
484  hi->flags &
486  helper_flags);
487  }
488  }
489 
490  si->flags &= ~mask;
491  si->flags |= flags;
492 
493 done:
494  return error;
495 }
496 
497 clib_error_t *
500 {
502  (vnm, hw_if_index, flags,
504 }
505 
506 clib_error_t *
509 {
511  (vnm, sw_if_index, flags,
513 }
514 
515 void
517 {
518  u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
519 
520  if (!(flags & VNET_SW_INTERFACE_FLAG_ADMIN_UP))
521  {
523  vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
524  }
525 }
526 
527 void
529 {
530  u32 flags = vnet_sw_interface_get_flags (vnm, sw_if_index);
531 
533  {
535  vnet_sw_interface_set_flags (vnm, sw_if_index, flags);
536  }
537 }
538 
539 static u32
541  vnet_sw_interface_t * template)
542 {
546 
547  pool_get (im->sw_interfaces, sw);
548  sw_if_index = sw - im->sw_interfaces;
549 
550  sw[0] = template[0];
551 
552  sw->flags = 0;
553  sw->sw_if_index = sw_if_index;
555  sw->sup_sw_if_index = sw->sw_if_index;
556 
557  /* Allocate counters for this interface. */
558  {
559  u32 i;
560 
562 
563  for (i = 0; i < vec_len (im->sw_if_counters); i++)
564  {
565  vlib_validate_simple_counter (&im->sw_if_counters[i], sw_if_index);
566  vlib_zero_simple_counter (&im->sw_if_counters[i], sw_if_index);
567  }
568 
569  for (i = 0; i < vec_len (im->combined_sw_if_counters); i++)
570  {
572  sw_if_index);
574  sw_if_index);
575  }
576 
578  }
579 
580  return sw_if_index;
581 }
582 
583 clib_error_t *
585  u32 * sw_if_index)
586 {
587  clib_error_t *error;
589  vnet_device_class_t *dev_class;
590 
591  if (template->sub.eth.flags.two_tags == 1
592  && template->sub.eth.flags.exact_match == 1
593  && (template->sub.eth.flags.inner_vlan_id_any == 1
594  || template->sub.eth.flags.outer_vlan_id_any == 1))
595  {
596  error = clib_error_return (0,
597  "inner-dot1q any exact-match is unsupported");
598  return error;
599  }
600 
601  hi = vnet_get_sup_hw_interface (vnm, template->sup_sw_if_index);
602  dev_class = vnet_get_device_class (vnm, hi->dev_class_index);
603 
604  if (template->type == VNET_SW_INTERFACE_TYPE_SUB &&
605  dev_class->subif_add_del_function)
606  {
607  error = dev_class->subif_add_del_function (vnm, hi->hw_if_index,
608  (struct vnet_sw_interface_t
609  *) template, 1);
610  if (error)
611  return error;
612  }
613 
614  *sw_if_index = vnet_create_sw_interface_no_callbacks (vnm, template);
616  (vnm, *sw_if_index, template->flags,
618 
619  if (error)
620  {
621  /* undo the work done by vnet_create_sw_interface_no_callbacks() */
623  vnet_sw_interface_t *sw =
624  pool_elt_at_index (im->sw_interfaces, *sw_if_index);
625  pool_put (im->sw_interfaces, sw);
626  }
627 
628  return error;
629 }
630 
631 void
633 {
635  vnet_sw_interface_t *sw =
636  pool_elt_at_index (im->sw_interfaces, sw_if_index);
637 
638  /* Check if the interface has config and is removed from L2 BD or XConnect */
640  l2_input_config_t *config;
641  if (sw_if_index < vec_len (l2input_main.configs))
642  {
643  config = vec_elt_at_index (l2input_main.configs, sw_if_index);
644  if (config->xconnect)
645  set_int_l2_mode (vm, vnm, MODE_L3, config->output_sw_if_index, 0,
646  L2_BD_PORT_TYPE_NORMAL, 0, 0);
647  if (config->xconnect || config->bridge)
648  set_int_l2_mode (vm, vnm, MODE_L3, sw_if_index, 0,
649  L2_BD_PORT_TYPE_NORMAL, 0, 0);
650  }
651  vnet_clear_sw_interface_tag (vnm, sw_if_index);
652 
653  /* Bring down interface in case it is up. */
654  if (sw->flags != 0)
655  vnet_sw_interface_set_flags (vnm, sw_if_index, /* flags */ 0);
656 
657  call_sw_interface_add_del_callbacks (vnm, sw_if_index, /* is_create */ 0);
658 
659  pool_put (im->sw_interfaces, sw);
660 }
661 
662 static clib_error_t *
664 {
666  (vnm, sw_if_index, 0, vnm->sw_interface_mtu_change_functions);
667 }
668 
669 void
671 {
672  vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
673 
674  if (si->mtu[VNET_MTU_L3] != mtu)
675  {
676  si->mtu[VNET_MTU_L3] = mtu;
677  call_sw_interface_mtu_change_callbacks (vnm, sw_if_index);
678  }
679 }
680 
681 void
683  u32 mtu[])
684 {
685  vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
686  bool changed = false;
687  int i;
688 
689  for (i = 0; i < VNET_N_MTU; i++)
690  {
691  if (si->mtu[i] != mtu[i])
692  {
693  si->mtu[i] = mtu[i];
694  changed = true;
695  }
696  }
697  /* Notify interested parties */
698  if (changed)
699  call_sw_interface_mtu_change_callbacks (vnm, sw_if_index);
700 }
701 
702 void
704  u32 sw_if_index, u8 enable)
705 {
707 
708  si = vnet_get_sw_interface (vnm, sw_if_index);
709 
710  if (enable)
712  else
714 
715  ip4_directed_broadcast (sw_if_index, enable);
716 }
717 
718 /*
719  * Reflect a change in hardware MTU on protocol MTUs
720  */
721 static walk_rc_t
723 {
724  u32 *link_mtu = ctx;
725  vnet_sw_interface_set_mtu (vnm, sw_if_index, *link_mtu);
726  return WALK_CONTINUE;
727 }
728 
729 void
730 vnet_hw_interface_set_mtu (vnet_main_t * vnm, u32 hw_if_index, u32 mtu)
731 {
732  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
733 
734  if (hi->max_packet_bytes != mtu)
735  {
736  hi->max_packet_bytes = mtu;
739  &mtu);
740  }
741 }
742 
743 static void
745  u32 node_index, vnet_device_class_t * dev_class)
746 {
747  vlib_node_t *n = vlib_get_node (vm, node_index);
748 
749  n->function = dev_class->tx_function;
750  n->format_trace = dev_class->format_tx_trace;
751 
752  vlib_register_errors (vm, node_index,
753  dev_class->tx_function_n_errors,
754  dev_class->tx_function_error_strings);
755 }
756 
757 static void
759  u32 node_index, vnet_hw_interface_class_t * hw_class)
760 {
761  vlib_node_t *n = vlib_get_node (vm, node_index);
762  n->format_buffer = hw_class->format_header;
763  n->unformat_buffer = hw_class->unformat_header;
764 }
765 
766 /* Register an interface instance. */
767 u32
769  u32 dev_class_index,
770  u32 dev_instance,
771  u32 hw_class_index, u32 hw_instance)
772 {
775  vnet_device_class_t *dev_class =
776  vnet_get_device_class (vnm, dev_class_index);
777  vnet_hw_interface_class_t *hw_class =
778  vnet_get_hw_interface_class (vnm, hw_class_index);
779  vlib_main_t *vm = vnm->vlib_main;
782  u32 hw_index, i;
783  char *tx_node_name = NULL, *output_node_name = NULL;
784 
785  pool_get (im->hw_interfaces, hw);
786  clib_memset (hw, 0, sizeof (*hw));
788 
789  hw_index = hw - im->hw_interfaces;
790  hw->hw_if_index = hw_index;
792 
793  if (dev_class->format_device_name)
794  hw->name = format (0, "%U", dev_class->format_device_name, dev_instance);
795  else if (hw_class->format_interface_name)
796  hw->name = format (0, "%U", hw_class->format_interface_name,
797  dev_instance);
798  else
799  hw->name = format (0, "%s%x", hw_class->name, dev_instance);
800 
801  if (!im->hw_interface_by_name)
802  im->hw_interface_by_name = hash_create_vec ( /* size */ 0,
803  sizeof (hw->name[0]),
804  sizeof (uword));
805 
806  hash_set_mem (im->hw_interface_by_name, hw->name, hw_index);
807 
808  /* Make hardware interface point to software interface. */
809  {
810  vnet_sw_interface_t sw = {
812  .flood_class = VNET_FLOOD_CLASS_NORMAL,
813  .hw_if_index = hw_index
814  };
816  }
817 
818  hw->dev_class_index = dev_class_index;
819  hw->dev_instance = dev_instance;
820  hw->hw_class_index = hw_class_index;
821  hw->hw_instance = hw_instance;
822 
823  hw->max_rate_bits_per_sec = 0;
824  hw->min_packet_bytes = 0;
826 
827  if (dev_class->tx_function == 0)
828  goto no_output_nodes; /* No output/tx nodes to create */
829 
830  tx_node_name = (char *) format (0, "%v-tx", hw->name);
831  output_node_name = (char *) format (0, "%v-output", hw->name);
832 
833  /* If we have previously deleted interface nodes, re-use them. */
834  if (vec_len (im->deleted_hw_interface_nodes) > 0)
835  {
837  vlib_node_t *node;
838  vlib_node_runtime_t *nrt;
839 
840  hn = vec_end (im->deleted_hw_interface_nodes) - 1;
841 
842  hw->tx_node_index = hn->tx_node_index;
844 
845  vlib_node_rename (vm, hw->tx_node_index, "%v", tx_node_name);
846  vlib_node_rename (vm, hw->output_node_index, "%v", output_node_name);
847 
848  /* *INDENT-OFF* */
851 
852  rt = vlib_node_get_runtime_data (this_vlib_main, hw->output_node_index);
853  ASSERT (rt->is_deleted == 1);
854  rt->is_deleted = 0;
855  rt->hw_if_index = hw_index;
856  rt->sw_if_index = hw->sw_if_index;
857  rt->dev_instance = hw->dev_instance;
858 
859  rt = vlib_node_get_runtime_data (this_vlib_main, hw->tx_node_index);
860  rt->hw_if_index = hw_index;
861  rt->sw_if_index = hw->sw_if_index;
862  rt->dev_instance = hw->dev_instance;
863  });
864  /* *INDENT-ON* */
865 
866  /* The new class may differ from the old one.
867  * Functions have to be updated. */
868  node = vlib_get_node (vm, hw->output_node_index);
869  node->function = vnet_interface_output_node;
870  node->format_trace = format_vnet_interface_output_trace;
871  /* *INDENT-OFF* */
873  nrt = vlib_node_get_runtime (this_vlib_main, hw->output_node_index);
874  nrt->function = node->function;
875  });
876  /* *INDENT-ON* */
877 
878  node = vlib_get_node (vm, hw->tx_node_index);
879  node->function = dev_class->tx_function;
880  node->format_trace = dev_class->format_tx_trace;
881  /* *INDENT-OFF* */
883  nrt = vlib_node_get_runtime (this_vlib_main, hw->tx_node_index);
884  nrt->function = node->function;
885  });
886  /* *INDENT-ON* */
887 
888  _vec_len (im->deleted_hw_interface_nodes) -= 1;
889  }
890  else
891  {
894  .hw_if_index = hw_index,
895  .sw_if_index = hw->sw_if_index,
896  .dev_instance = hw->dev_instance,
897  .is_deleted = 0,
898  };
899 
900  clib_memset (&r, 0, sizeof (r));
901  r.type = VLIB_NODE_TYPE_INTERNAL;
902  r.runtime_data = &rt;
903  r.runtime_data_bytes = sizeof (rt);
904  r.scalar_size = 0;
905  r.vector_size = sizeof (u32);
906 
907  r.flags = VLIB_NODE_FLAG_IS_OUTPUT;
908  r.name = tx_node_name;
909  r.function = dev_class->tx_function;
910 
911  hw->tx_node_index = vlib_register_node (vm, &r);
912 
914  "error-drop",
916 
917  r.flags = 0;
918  r.name = output_node_name;
919  r.function = vnet_interface_output_node;
920  r.format_trace = format_vnet_interface_output_trace;
921 
922  {
923  static char *e[] = {
924  "interface is down",
925  "interface is deleted",
926  "no buffers to segment GSO",
927  };
928 
929  r.n_errors = ARRAY_LEN (e);
930  r.error_strings = e;
931  }
932  hw->output_node_index = vlib_register_node (vm, &r);
933 
935  "error-drop",
938  hw->tx_node_index,
940 
941  /* add interface to the list of "output-interface" feature arc start nodes
942  and clone nexts from 1st interface if it exists */
944  cm = &fcm->config_main;
945  i = vec_len (cm->start_node_indices);
948  if (hw_index)
949  {
950  /* copy nexts from 1st interface */
951  vnet_hw_interface_t *first_hw;
952  vlib_node_t *first_node;
953 
954  first_hw = vnet_get_hw_interface (vnm, /* hw_if_index */ 0);
955  first_node = vlib_get_node (vm, first_hw->output_node_index);
956 
957  /* 1st 2 nexts are already added above */
958  for (i = 2; i < vec_len (first_node->next_nodes); i++)
960  first_node->next_nodes[i], i);
961  }
962  }
963 
964  setup_output_node (vm, hw->output_node_index, hw_class);
965  setup_tx_node (vm, hw->tx_node_index, dev_class);
966 
967 no_output_nodes:
968  /* Call all up/down callbacks with zero flags when interface is created. */
969  vnet_sw_interface_set_flags_helper (vnm, hw->sw_if_index, /* flags */ 0,
971  vnet_hw_interface_set_flags_helper (vnm, hw_index, /* flags */ 0,
973  vec_free (tx_node_name);
974  vec_free (output_node_name);
975 
976  return hw_index;
977 }
978 
979 void
981 {
983  vnet_hw_interface_t *hw = vnet_get_hw_interface (vnm, hw_if_index);
984  vlib_main_t *vm = vnm->vlib_main;
985  vnet_device_class_t *dev_class = vnet_get_device_class (vnm,
986  hw->dev_class_index);
987  /* If it is up, mark it down. */
988  if (hw->flags != 0)
989  vnet_hw_interface_set_flags (vnm, hw_if_index, /* flags */ 0);
990 
991  /* Call delete callbacks. */
992  call_hw_interface_add_del_callbacks (vnm, hw_if_index, /* is_create */ 0);
993 
994  /* Delete any sub-interfaces. */
995  {
996  u32 id, sw_if_index;
997  /* *INDENT-OFF* */
998  hash_foreach (id, sw_if_index, hw->sub_interface_sw_if_index_by_id,
999  ({
1000  vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
1001  u64 sup_and_sub_key =
1002  ((u64) (si->sup_sw_if_index) << 32) | (u64) si->sub.id;
1003  hash_unset_mem_free (&im->sw_if_index_by_sup_and_sub, &sup_and_sub_key);
1004  vnet_delete_sw_interface (vnm, sw_if_index);
1005  }));
1007  /* *INDENT-ON* */
1008  }
1009 
1010  /* Delete software interface corresponding to hardware interface. */
1012 
1013  if (dev_class->tx_function)
1014  {
1015  /* Put output/tx nodes into recycle pool */
1017 
1018  /* *INDENT-OFF* */
1020  ({
1022  vlib_node_get_runtime_data (this_vlib_main, hw->output_node_index);
1023 
1024  /* Mark node runtime as deleted so output node (if called)
1025  * will drop packets. */
1026  rt->is_deleted = 1;
1027  });
1028  /* *INDENT-ON* */
1029 
1031  "interface-%d-output-deleted", hw_if_index);
1032  vlib_node_rename (vm, hw->tx_node_index, "interface-%d-tx-deleted",
1033  hw_if_index);
1034  vec_add2 (im->deleted_hw_interface_nodes, dn, 1);
1035  dn->tx_node_index = hw->tx_node_index;
1037  }
1038 
1040  vec_free (hw->name);
1041  vec_free (hw->hw_address);
1044 
1045  pool_put (im->hw_interfaces, hw);
1046 }
1047 
1048 void
1050  u32 hw_if_index,
1051  vnet_hw_sw_interface_walk_t fn, void *ctx)
1052 {
1054  u32 id, sw_if_index;
1055 
1056  hi = vnet_get_hw_interface (vnm, hw_if_index);
1057  /* the super first, then the sub interfaces */
1058  if (WALK_STOP == fn (vnm, hi->sw_if_index, ctx))
1059  return;
1060 
1061  /* *INDENT-OFF* */
1062  hash_foreach (id, sw_if_index,
1064  ({
1065  if (WALK_STOP == fn (vnm, sw_if_index, ctx))
1066  break;
1067  }));
1068  /* *INDENT-ON* */
1069 }
1070 
1071 void
1073  vnet_hw_interface_walk_t fn, void *ctx)
1074 {
1077 
1078  im = &vnm->interface_main;
1079 
1080  /* *INDENT-OFF* */
1081  pool_foreach (hi, im->hw_interfaces,
1082  ({
1083  if (WALK_STOP == fn(vnm, hi->hw_if_index, ctx))
1084  break;
1085  }));
1086  /* *INDENT-ON* */
1087 }
1088 
1089 void
1091  vnet_sw_interface_walk_t fn, void *ctx)
1092 {
1095 
1096  im = &vnm->interface_main;
1097 
1098  /* *INDENT-OFF* */
1099  pool_foreach (si, im->sw_interfaces,
1100  {
1101  if (WALK_STOP == fn (vnm, si, ctx))
1102  break;
1103  });
1104  /* *INDENT-ON* */
1105 }
1106 
1107 void
1109  u32 hw_class_index, u32 hw_instance)
1110 {
1111  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
1113  vnet_get_hw_interface_class (vnm, hw_class_index);
1114 
1115  hi->hw_class_index = hw_class_index;
1116  hi->hw_instance = hw_instance;
1118 }
1119 
1120 static clib_error_t *
1122  u32 hw_class_index, u32 redistribute)
1123 {
1124  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
1126  vnet_hw_interface_class_t *old_class =
1128  vnet_hw_interface_class_t *new_class =
1129  vnet_get_hw_interface_class (vnm, hw_class_index);
1130  vnet_device_class_t *dev_class =
1132  clib_error_t *error = 0;
1133 
1134  /* New class equals old class? Nothing to do. */
1135  if (hi->hw_class_index == hw_class_index)
1136  return 0;
1137 
1138  /* No need (and incorrect since admin up flag may be set) to do error checking when
1139  receiving unserialize message. */
1140  if (redistribute)
1141  {
1143  return clib_error_return (0,
1144  "%v must be admin down to change class from %s to %s",
1145  hi->name, old_class->name, new_class->name);
1146 
1147  /* Make sure interface supports given class. */
1148  if ((new_class->is_valid_class_for_interface
1149  && !new_class->is_valid_class_for_interface (vnm, hw_if_index,
1150  hw_class_index))
1151  || (dev_class->is_valid_class_for_interface
1152  && !dev_class->is_valid_class_for_interface (vnm, hw_if_index,
1153  hw_class_index)))
1154  return clib_error_return (0,
1155  "%v class cannot be changed from %s to %s",
1156  hi->name, old_class->name, new_class->name);
1157 
1158  }
1159 
1160  if (old_class->hw_class_change)
1161  old_class->hw_class_change (vnm, hw_if_index, old_class->index,
1162  new_class->index);
1163 
1164  vnet_hw_interface_init_for_class (vnm, hw_if_index, new_class->index,
1165  /* instance */ ~0);
1166 
1167  if (new_class->hw_class_change)
1168  new_class->hw_class_change (vnm, hw_if_index, old_class->index,
1169  new_class->index);
1170 
1171  if (dev_class->hw_class_change)
1172  dev_class->hw_class_change (vnm, hw_if_index, new_class->index);
1173 
1174  return error;
1175 }
1176 
1177 clib_error_t *
1179  u32 hw_class_index)
1180 {
1181  return vnet_hw_interface_set_class_helper (vnm, hw_if_index, hw_class_index,
1182  /* redistribute */ 1);
1183 }
1184 
1185 static int
1187  u32 hw_if_index,
1188  u32 node_index,
1189  u32 redistribute)
1190 {
1191  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
1193  (vnm, hi->dev_class_index);
1194 
1195  if (dev_class->rx_redirect_to_node)
1196  {
1197  dev_class->rx_redirect_to_node (vnm, hw_if_index, node_index);
1198  return 0;
1199  }
1200 
1201  return VNET_API_ERROR_UNIMPLEMENTED;
1202 }
1203 
1204 int
1206  u32 node_index)
1207 {
1208  return vnet_hw_interface_rx_redirect_to_node_helper (vnm, hw_if_index,
1209  node_index,
1210  1 /* redistribute */ );
1211 }
1212 
1213 word
1215  uword sw_if_index0, uword sw_if_index1)
1216 {
1217  vnet_sw_interface_t *sup0 = vnet_get_sup_sw_interface (vnm, sw_if_index0);
1218  vnet_sw_interface_t *sup1 = vnet_get_sup_sw_interface (vnm, sw_if_index1);
1221 
1222  if (h0 != h1)
1223  return vec_cmp (h0->name, h1->name);
1224  return (word) h0->hw_instance - (word) h1->hw_instance;
1225 }
1226 
1227 word
1229  uword hw_if_index0, uword hw_if_index1)
1230 {
1231  vnet_hw_interface_t *h0 = vnet_get_hw_interface (vnm, hw_if_index0);
1232  vnet_hw_interface_t *h1 = vnet_get_hw_interface (vnm, hw_if_index1);
1233 
1234  if (h0 != h1)
1235  return vec_cmp (h0->name, h1->name);
1236  return (word) h0->hw_instance - (word) h1->hw_instance;
1237 }
1238 
1239 int
1241 {
1242  vnet_sw_interface_t *si = vnet_get_sw_interface (vnm, sw_if_index);
1243  if ((si->type == VNET_SW_INTERFACE_TYPE_P2P) ||
1245  return 1;
1246 
1247  vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
1250 
1251  return (hc->flags & VNET_HW_INTERFACE_CLASS_FLAG_P2P);
1252 }
1253 
1254 int
1256 {
1257  vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
1260 
1261  return (hc->flags & VNET_HW_INTERFACE_CLASS_FLAG_NBMA);
1262 }
1263 
1264 clib_error_t *
1266 {
1267  vnet_main_t *vnm = vnet_get_main ();
1269  vlib_buffer_t *b = 0;
1270  vnet_buffer_opaque_t *o = 0;
1271  clib_error_t *error;
1272 
1273  /*
1274  * Keep people from shooting themselves in the foot.
1275  */
1276  if (sizeof (b->opaque) != sizeof (vnet_buffer_opaque_t))
1277  {
1278 #define _(a) if (sizeof(o->a) > sizeof (o->unused)) \
1279  clib_warning \
1280  ("FATAL: size of opaque union subtype %s is %d (max %d)", \
1281  #a, sizeof(o->a), sizeof (o->unused));
1283 #undef _
1284 
1285  return clib_error_return
1286  (0, "FATAL: size of vlib buffer opaque %d, size of vnet opaque %d",
1287  sizeof (b->opaque), sizeof (vnet_buffer_opaque_t));
1288  }
1289 
1291  clib_spinlock_lock (&im->sw_if_counter_lock); /* should be no need */
1292 
1294 #define _(E,n,p) \
1295  im->sw_if_counters[VNET_INTERFACE_COUNTER_##E].name = #n; \
1296  im->sw_if_counters[VNET_INTERFACE_COUNTER_##E].stat_segment_name = "/" #p "/" #n;
1298 #undef _
1301 #define _(E,n,p) \
1302  im->combined_sw_if_counters[VNET_INTERFACE_COUNTER_##E].name = #n; \
1303  im->combined_sw_if_counters[VNET_INTERFACE_COUNTER_##E].stat_segment_name = "/" #p "/" #n;
1305 #undef _
1307 
1308  im->device_class_by_name = hash_create_string ( /* size */ 0,
1309  sizeof (uword));
1310  {
1312 
1313  c = vnm->device_class_registrations;
1314 
1315  while (c)
1316  {
1317  c->index = vec_len (im->device_classes);
1318  hash_set_mem (im->device_class_by_name, c->name, c->index);
1319 
1320  if (c->tx_fn_registrations)
1321  {
1322  vlib_node_fn_registration_t *fnr = c->tx_fn_registrations;
1323  int priority = -1;
1324 
1325  /* to avoid confusion, please remove ".tx_function" statement
1326  from VNET_DEVICE_CLASS() if using function candidates */
1327  ASSERT (c->tx_function == 0);
1328 
1329  while (fnr)
1330  {
1331  if (fnr->priority > priority)
1332  {
1333  priority = fnr->priority;
1334  c->tx_function = fnr->function;
1335  }
1336  fnr = fnr->next_registration;
1337  }
1338  }
1339 
1340  vec_add1 (im->device_classes, c[0]);
1341  c = c->next_class_registration;
1342  }
1343  }
1344 
1345  im->hw_interface_class_by_name = hash_create_string ( /* size */ 0,
1346  sizeof (uword));
1347 
1348  im->sw_if_index_by_sup_and_sub = hash_create_mem (0, sizeof (u64),
1349  sizeof (uword));
1350  {
1352 
1354 
1355  while (c)
1356  {
1357  c->index = vec_len (im->hw_interface_classes);
1358  hash_set_mem (im->hw_interface_class_by_name, c->name, c->index);
1359 
1360  if (NULL == c->build_rewrite)
1361  c->build_rewrite = default_build_rewrite;
1362  if (NULL == c->update_adjacency)
1363  c->update_adjacency = default_update_adjacency;
1364 
1365  vec_add1 (im->hw_interface_classes, c[0]);
1366  c = c->next_class_registration;
1367  }
1368  }
1369 
1370  /* init per-thread data */
1373 
1375  return error;
1376 
1377  vnm->interface_tag_by_sw_if_index = hash_create (0, sizeof (uword));
1378 
1379 #if VLIB_BUFFER_TRACE_TRAJECTORY > 0
1380  if ((error = vlib_call_init_function (vm, trajectory_trace_init)))
1381  return error;
1382 #endif
1383 
1384  return 0;
1385 }
1386 
1388 
1389 /* Kludge to renumber interface names [only!] */
1390 int
1392 {
1393  int rv;
1394  vnet_main_t *vnm = vnet_get_main ();
1396  vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (vnm, sw_if_index);
1397 
1399  (vnm, hi->dev_class_index);
1400 
1401  if (dev_class->name_renumber == 0 || dev_class->format_device_name == 0)
1402  return VNET_API_ERROR_UNIMPLEMENTED;
1403 
1404  rv = dev_class->name_renumber (hi, new_show_dev_instance);
1405 
1406  if (rv)
1407  return rv;
1408 
1410  vec_free (hi->name);
1411  /* Use the mapping we set up to call it Ishmael */
1412  hi->name = format (0, "%U", dev_class->format_device_name,
1413  hi->dev_instance);
1414 
1416  return rv;
1417 }
1418 
1419 clib_error_t *
1420 vnet_rename_interface (vnet_main_t * vnm, u32 hw_if_index, char *new_name)
1421 {
1423  vlib_main_t *vm = vnm->vlib_main;
1424  vnet_hw_interface_t *hw;
1425  u8 *old_name;
1426  clib_error_t *error = 0;
1427 
1428  hw = vnet_get_hw_interface (vnm, hw_if_index);
1429  if (!hw)
1430  {
1431  return clib_error_return (0,
1432  "unable to find hw interface for index %u",
1433  hw_if_index);
1434  }
1435 
1436  old_name = hw->name;
1437 
1438  /* set new hw->name */
1439  hw->name = format (0, "%s", new_name);
1440 
1441  /* remove the old name to hw_if_index mapping and install the new one */
1442  hash_unset_mem (im->hw_interface_by_name, old_name);
1443  hash_set_mem (im->hw_interface_by_name, hw->name, hw_if_index);
1444 
1445  /* rename tx/output nodes */
1446  vlib_node_rename (vm, hw->tx_node_index, "%v-tx", hw->name);
1447  vlib_node_rename (vm, hw->output_node_index, "%v-output", hw->name);
1448 
1449  /* free the old name vector */
1450  vec_free (old_name);
1451 
1452  return error;
1453 }
1454 
1455 clib_error_t *
1457  u32 hw_if_index,
1458  const u8 * mac_address, u8 is_add)
1459 {
1460  clib_error_t *error = 0;
1461  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
1462 
1463  vnet_device_class_t *dev_class =
1465 
1466  if (!hi->hw_address)
1467  {
1468  error =
1470  (0, "Secondary MAC Addresses not supported for interface index %u",
1471  hw_if_index);
1472  goto done;
1473  }
1474 
1475  if (dev_class->mac_addr_add_del_function)
1476  error = dev_class->mac_addr_add_del_function (hi, mac_address, is_add);
1477 
1478  if (!error)
1479  {
1480  vnet_hw_interface_class_t *hw_class;
1481 
1482  hw_class = vnet_get_hw_interface_class (vnm, hi->hw_class_index);
1483 
1484  if (NULL != hw_class->mac_addr_add_del_function)
1485  error = hw_class->mac_addr_add_del_function (hi, mac_address, is_add);
1486  }
1487 
1488  /* If no errors, add to the list of secondary MACs on the ethernet intf */
1489  if (!error)
1491  mac_address, is_add);
1492 
1493 done:
1494  return error;
1495 }
1496 
1497 static clib_error_t *
1499  u32 hw_if_index,
1500  const u8 * mac_address)
1501 {
1502  clib_error_t *error = 0;
1503  vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
1504 
1505  if (hi->hw_address)
1506  {
1507  u8 *old_address = vec_dup (hi->hw_address);
1508  vnet_device_class_t *dev_class =
1510  if (dev_class->mac_addr_change_function)
1511  {
1512  error =
1513  dev_class->mac_addr_change_function (hi, old_address,
1514  mac_address);
1515  }
1516  if (!error)
1517  {
1518  vnet_hw_interface_class_t *hw_class;
1519 
1520  hw_class = vnet_get_hw_interface_class (vnm, hi->hw_class_index);
1521 
1522  if (NULL != hw_class->mac_addr_change_function)
1523  hw_class->mac_addr_change_function (hi, old_address, mac_address);
1524  }
1525  else
1526  {
1527  error =
1528  clib_error_return (0,
1529  "MAC Address Change is not supported on this interface");
1530  }
1531  vec_free (old_address);
1532  }
1533  else
1534  {
1535  error =
1536  clib_error_return (0,
1537  "mac address change is not supported for interface index %u",
1538  hw_if_index);
1539  }
1540  return error;
1541 }
1542 
1543 clib_error_t *
1545  const u8 * mac_address)
1546 {
1548  (vnm, hw_if_index, mac_address);
1549 }
1550 
1551 /* update the unnumbered state of an interface*/
1552 void
1554  u32 ip_sw_if_index, u8 enable)
1555 {
1556  vnet_main_t *vnm = vnet_get_main ();
1558  u32 was_unnum;
1559 
1560  si = vnet_get_sw_interface (vnm, unnumbered_sw_if_index);
1561  was_unnum = (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED);
1562 
1563  if (enable)
1564  {
1566  si->unnumbered_sw_if_index = ip_sw_if_index;
1567 
1569  [unnumbered_sw_if_index] =
1570  ip4_main.
1571  lookup_main.if_address_pool_index_by_sw_if_index[ip_sw_if_index];
1572  ip6_main.
1573  lookup_main.if_address_pool_index_by_sw_if_index
1574  [unnumbered_sw_if_index] =
1575  ip6_main.
1576  lookup_main.if_address_pool_index_by_sw_if_index[ip_sw_if_index];
1577  }
1578  else
1579  {
1581  si->unnumbered_sw_if_index = (u32) ~ 0;
1582 
1584  [unnumbered_sw_if_index] = ~0;
1586  [unnumbered_sw_if_index] = ~0;
1587  }
1588 
1589  if (was_unnum != (si->flags & VNET_SW_INTERFACE_FLAG_UNNUMBERED))
1590  {
1591  ip4_sw_interface_enable_disable (unnumbered_sw_if_index, enable);
1592  ip6_sw_interface_enable_disable (unnumbered_sw_if_index, enable);
1593  }
1594 }
1595 
1598 {
1599  switch (link)
1600  {
1601  case VNET_LINK_IP4:
1602  return (VNET_L3_PACKET_TYPE_IP4);
1603  case VNET_LINK_IP6:
1604  return (VNET_L3_PACKET_TYPE_IP6);
1605  case VNET_LINK_MPLS:
1606  return (VNET_L3_PACKET_TYPE_MPLS);
1607  case VNET_LINK_ARP:
1608  return (VNET_L3_PACKET_TYPE_ARP);
1609  case VNET_LINK_ETHERNET:
1610  case VNET_LINK_NSH:
1611  ASSERT (0);
1612  break;
1613  }
1614  ASSERT (0);
1615  return (0);
1616 }
1617 
1618 vnet_mtu_t
1620 {
1621  switch (link)
1622  {
1623  case VNET_LINK_IP4:
1624  return (VNET_MTU_IP4);
1625  case VNET_LINK_IP6:
1626  return (VNET_MTU_IP6);
1627  case VNET_LINK_MPLS:
1628  return (VNET_MTU_MPLS);
1629  default:
1630  return (VNET_MTU_L3);
1631  }
1632 }
1633 
1634 u8 *
1636  u32 sw_if_index,
1637  vnet_link_t link_type, const void *dst_address)
1638 {
1639  return (NULL);
1640 }
1641 
1642 void
1644 {
1645  ip_adjacency_t *adj;
1646 
1647  adj = adj_get (ai);
1648 
1649  switch (adj->lookup_next_index)
1650  {
1651  case IP_LOOKUP_NEXT_GLEAN:
1653  break;
1654  case IP_LOOKUP_NEXT_ARP:
1655  case IP_LOOKUP_NEXT_BCAST:
1656  /*
1657  * default rewrite in neighbour adj
1658  */
1660  (ai,
1663  sw_if_index,
1664  adj_get_link_type (ai), NULL));
1665  break;
1666  case IP_LOOKUP_NEXT_MCAST:
1667  /*
1668  * mcast traffic also uses default rewrite string with no mcast
1669  * switch time updates.
1670  */
1672  (ai,
1674  sw_if_index,
1675  adj_get_link_type (ai),
1676  NULL), 0);
1677  break;
1678  case IP_LOOKUP_NEXT_DROP:
1679  case IP_LOOKUP_NEXT_PUNT:
1680  case IP_LOOKUP_NEXT_LOCAL:
1685  case IP_LOOKUP_N_NEXT:
1686  ASSERT (0);
1687  break;
1688  }
1689 }
1690 
1692 
1693 void
1695 {
1697 }
1698 
1699 void
1701 {
1703 }
1704 
1705 static clib_error_t *
1707  unformat_input_t * input,
1708  vlib_cli_command_t * cmd)
1709 {
1710  unformat_input_t _line_input, *line_input = &_line_input;
1711  clib_error_t *error = NULL;
1712 
1713  /* Get a line of input. */
1714  if (!unformat_user (input, unformat_line_input, line_input))
1715  return clib_error_return (0, "expected enable | disable");
1716 
1717  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
1718  {
1719  if (unformat (line_input, "enable") || unformat (line_input, "on"))
1721  else if (unformat (line_input, "disable")
1722  || unformat (line_input, "off"))
1724  else
1725  {
1726  error = clib_error_return (0, "unknown input `%U'",
1727  format_unformat_error, line_input);
1728  goto done;
1729  }
1730  }
1731 
1732 done:
1733  unformat_free (line_input);
1734  return error;
1735 }
1736 
1737 /* *INDENT-OFF* */
1738 VLIB_CLI_COMMAND (collect_detailed_interface_stats_command, static) = {
1739  .path = "interface collect detailed-stats",
1740  .short_help = "interface collect detailed-stats <enable|disable>",
1742 };
1743 /* *INDENT-ON* */
1744 
1745 /*
1746  * fd.io coding-style-patch-verification: ON
1747  *
1748  * Local Variables:
1749  * eval: (c-set-style "gnu")
1750  * End:
1751  */
u32 * next_nodes
Definition: node.h:337
vnet_config_main_t config_main
Definition: feature.h:82
#define vec_validate(V, I)
Make sure vector is long enough for given index (no header, unspecified alignment) ...
Definition: vec.h:507
void serialize_vnet_interface_state(serialize_main_t *m, va_list *va)
Definition: interface.c:124
l2_input_config_t * configs
Definition: l2_input.h:62
static_always_inline void clib_spinlock_unlock(clib_spinlock_t *p)
Definition: lock.h:102
static_always_inline void clib_spinlock_lock(clib_spinlock_t *p)
Definition: lock.h:80
vnet_interface_per_thread_data_t * per_thread_data
Definition: interface.h:883
clib_spinlock_t sw_if_counter_lock
Definition: interface.h:865
static clib_error_t * vnet_hw_interface_set_class_helper(vnet_main_t *vnm, u32 hw_if_index, u32 hw_class_index, u32 redistribute)
Definition: interface.c:1121
void vnet_sw_interface_ip_directed_broadcast(vnet_main_t *vnm, u32 sw_if_index, u8 enable)
Definition: interface.c:703
void vlib_validate_combined_counter(vlib_combined_counter_main_t *cm, u32 index)
validate a combined counter
Definition: counter.c:108
vnet_hw_interface_nodes_t * deleted_hw_interface_nodes
Definition: interface.h:869
_vnet_interface_function_list_elt_t * hw_interface_link_up_down_functions[VNET_ITF_FUNC_N_PRIO]
Definition: vnet.h:64
#define vec_serialize(m, v, f)
Definition: serialize.h:371
An indication that the rewrite is complete, i.e.
Definition: adj_nbr.h:98
vnet_main_t * vnet_get_main(void)
Definition: misc.c:46
static vnet_hw_interface_t * vnet_get_sup_hw_interface(vnet_main_t *vnm, u32 sw_if_index)
vnet_interface_main_t interface_main
Definition: vnet.h:56
unsigned long u64
Definition: types.h:89
int vnet_hw_interface_rx_redirect_to_node(vnet_main_t *vnm, u32 hw_if_index, u32 node_index)
Definition: interface.c:1205
Multicast Adjacency.
Definition: adj.h:82
void vnet_hw_interface_walk_sw(vnet_main_t *vnm, u32 hw_if_index, vnet_hw_sw_interface_walk_t fn, void *ctx)
Walk the SW interfaces on a HW interface - this is the super interface and any sub-interfaces.
Definition: interface.c:1049
vnet_link_t adj_get_link_type(adj_index_t ai)
Return the link type of the adjacency.
Definition: adj.c:484
static clib_error_t * call_elf_section_interface_callbacks(vnet_main_t *vnm, u32 if_index, u32 flags, _vnet_interface_function_list_elt_t **elts)
Definition: interface.c:235
clib_memset(h->entries, 0, sizeof(h->entries[0]) *entries)
walk_rc_t(* vnet_hw_interface_walk_t)(vnet_main_t *vnm, u32 hw_if_index, void *ctx)
Call back walk type for walking all HW indices.
#define vec_unserialize(m, v, f)
Definition: serialize.h:374
Broadcast Adjacency.
Definition: adj.h:85
IP unicast adjacency.
Definition: adj.h:227
void vnet_sw_interface_admin_up(vnet_main_t *vnm, u32 sw_if_index)
Definition: interface.c:516
format_function_t * format_trace
Definition: node.h:364
vnet_device_class_t * device_class_registrations
Definition: vnet.h:59
u32 * input_node_thread_index_by_queue
Definition: interface.h:592
a non-broadcast multiple access interface
Definition: interface.h:379
static vnet_hw_interface_t * vnet_get_hw_interface(vnet_main_t *vnm, u32 hw_if_index)
This packet is to be rewritten and forwarded to the next processing node.
Definition: adj.h:73
#define vec_add1(V, E)
Add 1 element to end of vector (unspecified alignment).
Definition: vec.h:590
word vnet_sw_interface_compare(vnet_main_t *vnm, uword sw_if_index0, uword sw_if_index1)
Definition: interface.c:1214
int vnet_interface_name_renumber(u32 sw_if_index, u32 new_show_dev_instance)
Definition: interface.c:1391
static void vnet_clear_sw_interface_tag(vnet_main_t *vnm, u32 sw_if_index)
#define vec_add2(V, P, N)
Add N elements to end of vector V, return pointer to new elements in P.
Definition: vec.h:628
uword unformat_user(unformat_input_t *input, unformat_function_t *func,...)
Definition: unformat.c:989
#define hash_set_mem(h, key, value)
Definition: hash.h:275
ip_lookup_main_t lookup_main
Definition: ip4.h:108
static vnet_sw_interface_t * vnet_get_sw_interface(vnet_main_t *vnm, u32 sw_if_index)
uword * sub_interface_sw_if_index_by_id
Definition: interface.h:574
u8 * format(u8 *s, const char *fmt,...)
Definition: format.c:424
uword * interface_tag_by_sw_if_index
Definition: vnet.h:72
#define vec_validate_aligned(V, I, A)
Make sure vector is long enough for given index (no header, specified alignment)
Definition: vec.h:518
_vnet_interface_function_list_elt_t * hw_interface_add_del_functions[VNET_ITF_FUNC_N_PRIO]
Definition: vnet.h:62
struct _vnet_device_class vnet_device_class_t
#define pool_get(P, E)
Allocate an object E from a pool P (unspecified alignment).
Definition: pool.h:252
uword * dq_runtime_index_by_queue
Definition: interface.h:599
unsigned char u8
Definition: types.h:56
enum vnet_sw_interface_flags_t_ vnet_sw_interface_flags_t
#define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK
Definition: interface.h:513
u8 id[64]
Definition: dhcp.api:160
static clib_error_t * collect_detailed_interface_stats_cli(vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
Definition: interface.c:1706
vlib_node_function_t * function
Definition: node.h:263
void vlib_register_errors(vlib_main_t *vm, u32 node_index, u32 n_errors, char *error_strings[])
Definition: error.c:117
int vnet_sw_interface_is_nbma(vnet_main_t *vnm, u32 sw_if_index)
Definition: interface.c:1255
static void unserialize_vec_vnet_sw_hw_interface_state(serialize_main_t *m, va_list *va)
Definition: interface.c:97
Adjacency to punt this packet.
Definition: adj.h:55
enum walk_rc_t_ walk_rc_t
Walk return code.
void adj_glean_update_rewrite(adj_index_t adj_index)
adj_glean_update_rewrite
Definition: adj_glean.c:104
ethernet_main_t ethernet_main
Definition: init.c:45
static ip_adjacency_t * adj_get(adj_index_t adj_index)
Get a pointer to an adjacency object from its index.
Definition: adj.h:459
void default_update_adjacency(vnet_main_t *vnm, u32 sw_if_index, u32 ai)
Default adjacency update function.
Definition: interface.c:1643
enum vnet_interface_helper_flags_t_ vnet_interface_helper_flags_t
vnet_l3_packet_type_t
Definition: l3_types.h:44
i64 word
Definition: types.h:111
#define pool_foreach(VAR, POOL, BODY)
Iterate through pool.
Definition: pool.h:513
vlib_node_function_t * function
Node function to call.
Definition: node.h:470
vl_api_interface_index_t sw_if_index
Definition: gre.api:53
#define VLIB_INIT_FUNCTION(x)
Definition: init.h:173
static u32 vnet_create_sw_interface_no_callbacks(vnet_main_t *vnm, vnet_sw_interface_t *template)
Definition: interface.c:540
static clib_error_t * vnet_hw_interface_set_flags_helper(vnet_main_t *vnm, u32 hw_if_index, vnet_hw_interface_flags_t flags, vnet_interface_helper_flags_t helper_flags)
Definition: interface.c:297
u32 output_sw_if_index
Definition: l2_input.h:36
static vnet_device_class_t * vnet_get_device_class(vnet_main_t *vnm, u32 dev_class_index)
static clib_error_t * vnet_hw_interface_change_mac_address_helper(vnet_main_t *vnm, u32 hw_if_index, const u8 *mac_address)
Definition: interface.c:1498
vlib_combined_counter_main_t * combined_sw_if_counters
Definition: interface.h:867
enum vnet_hw_interface_flags_t_ vnet_hw_interface_flags_t
vnet_hw_interface_flags_t flags
Definition: interface.h:526
#define hash_foreach(key_var, value_var, h, body)
Definition: hash.h:442
#define vec_elt_at_index(v, i)
Get vector value at index i checking that i is in bounds.
static vnet_sw_interface_t * vnet_get_sup_sw_interface(vnet_main_t *vnm, u32 sw_if_index)
static clib_error_t * call_hw_interface_add_del_callbacks(vnet_main_t *vnm, u32 hw_if_index, u32 is_create)
Definition: interface.c:261
#define clib_error_return(e, args...)
Definition: error.h:99
static walk_rc_t sw_interface_walk_callback(vnet_main_t *vnm, u32 sw_if_index, void *ctx)
Definition: interface.c:722
uword vlib_node_add_next_with_slot(vlib_main_t *vm, uword node_index, uword next_node_index, uword slot)
Definition: node.c:199
struct _vlib_node_fn_registration vlib_node_fn_registration_t
u32 mtu[VNET_N_MTU]
Definition: interface.h:741
unsigned int u32
Definition: types.h:88
#define vec_end(v)
End (last data address) of vector.
uword vnet_interface_output_node(vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
#define vlib_call_init_function(vm, x)
Definition: init.h:270
u32 vnet_register_interface(vnet_main_t *vnm, u32 dev_class_index, u32 dev_instance, u32 hw_class_index, u32 hw_instance)
Definition: interface.c:768
void ip4_directed_broadcast(u32 sw_if_index, u8 enable)
Definition: ip4_forward.c:882
#define hash_create_string(elts, value_bytes)
Definition: hash.h:690
i32 priority
Definition: ipsec.api:94
void vnet_sw_interface_set_protocol_mtu(vnet_main_t *vnm, u32 sw_if_index, u32 mtu[])
Definition: interface.c:682
unformat_function_t unformat_line_input
Definition: format.h:283
static void clib_spinlock_init(clib_spinlock_t *p)
Definition: lock.h:63
uword * hw_interface_by_name
Definition: interface.h:847
vnet_crypto_main_t * cm
Definition: quic_crypto.c:53
vnet_hw_interface_t * hw_interfaces
Definition: interface.h:844
#define hash_create_mem(elts, key_bytes, value_bytes)
Definition: hash.h:661
format_function_t format_vnet_sw_interface_name
void adj_mcast_update_rewrite(adj_index_t adj_index, u8 *rewrite, u8 offset)
adj_mcast_update_rewrite
Definition: adj_mcast.c:105
#define pool_elt_at_index(p, i)
Returns pointer to element at given index.
Definition: pool.h:534
static void vlib_zero_combined_counter(vlib_combined_counter_main_t *cm, u32 index)
Clear a combined counter Clears the set of per-thread counters.
Definition: counter.h:285
u8 * format_vnet_interface_output_trace(u8 *s, va_list *va)
#define hash_unset_mem(h, key)
Definition: hash.h:291
void ip4_sw_interface_enable_disable(u32 sw_if_index, u32 is_enable)
Definition: ip4_forward.c:640
u32 * start_node_indices
Definition: config.h:98
vlib_main_t * vlib_main
Definition: vnet.h:80
void vnet_sw_interface_walk(vnet_main_t *vnm, vnet_sw_interface_walk_t fn, void *ctx)
Walk all the SW interfaces in the system.
Definition: interface.c:1090
int vnet_sw_interface_is_p2p(vnet_main_t *vnm, u32 sw_if_index)
Definition: interface.c:1240
long ctx[MAX_CONNS]
Definition: main.c:144
struct _unformat_input_t unformat_input_t
vnet_mtu_t
Definition: interface.h:679
#define hash_free(h)
Definition: hash.h:310
u32 vlib_register_node(vlib_main_t *vm, vlib_node_registration_t *r)
Definition: node.c:528
#define pool_put(P, E)
Free an object E in pool P.
Definition: pool.h:302
#define vec_dup(V)
Return copy of vector (no header, no alignment)
Definition: vec.h:427
static void serialize_vec_vnet_sw_hw_interface_state(serialize_main_t *m, va_list *va)
Definition: interface.c:82
uword * sw_if_index_by_sup_and_sub
Definition: interface.h:861
static void * vlib_node_get_runtime_data(vlib_main_t *vm, u32 node_index)
Get node runtime private data by node index.
Definition: node_funcs.h:110
This packet matches an "interface route" and packets need to be passed to ARP to find rewrite string ...
Definition: adj.h:68
vnet_sw_interface_flags_t flags
Definition: interface.h:724
ip6_main_t ip6_main
Definition: ip6_forward.c:2784
u8 * vnet_build_rewrite_for_sw_interface(vnet_main_t *vnm, u32 sw_if_index, vnet_link_t link_type, const void *dst_address)
Definition: rewrite.c:164
vlib_simple_counter_main_t * sw_if_counters
Definition: interface.h:866
word vnet_hw_interface_compare(vnet_main_t *vnm, uword hw_if_index0, uword hw_if_index1)
Definition: interface.c:1228
format_function_t * format_buffer
Definition: node.h:360
void vnet_sw_interface_update_unnumbered(u32 unnumbered_sw_if_index, u32 ip_sw_if_index, u8 enable)
Definition: interface.c:1553
#define foreach_vlib_main(body)
Definition: threads.h:241
vlib_main_t * vm
Definition: in2out_ed.c:1599
uword * hw_interface_class_by_name
Definition: interface.h:854
#define foreach_simple_interface_counter_name
Definition: interface.h:787
void unserialize_vnet_interface_state(serialize_main_t *m, va_list *va)
Definition: interface.c:186
clib_error_t * vnet_rename_interface(vnet_main_t *vnm, u32 hw_if_index, char *new_name)
Definition: interface.c:1420
uword vlib_node_add_named_next_with_slot(vlib_main_t *vm, uword node, char *name, uword slot)
Definition: node.c:270
This packet matches an "incomplete adjacency" and packets need to be passed to ARP to find rewrite st...
Definition: adj.h:63
Adjacency to drop this packet.
Definition: adj.h:53
#define UNFORMAT_END_OF_INPUT
Definition: format.h:145
u32 flags
Definition: vhost_user.h:248
mac_address_t * ethernet_interface_add_del_address(ethernet_main_t *em, u32 hw_if_index, const u8 *address, u8 is_add)
Definition: interface.c:977
#define foreach_combined_interface_counter_name
Definition: interface.h:798
svmdb_client_t * c
sll srl srl sll sra u16x4 i
Definition: vector_sse42.h:317
#define vec_free(V)
Free vector&#39;s memory (no header).
Definition: vec.h:380
Multicast Midchain Adjacency.
Definition: adj.h:89
static vlib_node_runtime_t * vlib_node_get_runtime(vlib_main_t *vm, u32 node_index)
Get node runtime by node index.
Definition: node_funcs.h:89
static vnet_hw_interface_flags_t vnet_sw_interface_flags_to_hw(vnet_sw_interface_flags_t swf)
Definition: interface.c:175
unformat_function_t * unformat_buffer
Definition: node.h:361
static void vnet_interface_counter_unlock(vnet_interface_main_t *im)
Definition: interface.h:897
#define ETHERNET_INTERFACE_FLAG_MTU
Definition: ethernet.h:155
static void unserialize_integer(serialize_main_t *m, void *x, u32 n_bytes)
Definition: serialize.h:201
static void serialize_integer(serialize_main_t *m, u64 x, u32 n_bytes)
Definition: serialize.h:185
static clib_error_t * call_sw_interface_add_del_callbacks(vnet_main_t *vnm, u32 sw_if_index, u32 is_create)
Definition: interface.c:289
void vnet_hw_interface_init_for_class(vnet_main_t *vnm, u32 hw_if_index, u32 hw_class_index, u32 hw_instance)
Definition: interface.c:1108
#define ARRAY_LEN(x)
Definition: clib.h:66
static void setup_output_node(vlib_main_t *vm, u32 node_index, vnet_hw_interface_class_t *hw_class)
Definition: interface.c:758
vlib_main_t vlib_node_runtime_t * node
Definition: in2out_ed.c:1599
u32 trace_classify_table_index
Definition: interface.h:607
u8 * default_build_rewrite(vnet_main_t *vnm, u32 sw_if_index, vnet_link_t link_type, const void *dst_address)
Return a complete, zero-length (aka dummy) rewrite.
Definition: interface.c:1635
format_function_t format_vnet_sw_interface_flags
#define VLIB_CLI_COMMAND(x,...)
Definition: cli.h:152
This packets follow a mid-chain adjacency.
Definition: adj.h:76
u32 * if_address_pool_index_by_sw_if_index
Head of doubly linked list of interface addresses for each software interface.
Definition: lookup.h:155
static void vnet_interface_counter_lock(vnet_interface_main_t *im)
Definition: interface.h:890
void vlib_validate_simple_counter(vlib_simple_counter_main_t *cm, u32 index)
validate a simple counter
Definition: counter.c:79
#define hash_create(elts, value_bytes)
Definition: hash.h:696
enum vnet_interface_function_priority_t_ vnet_interface_function_priority_t
#define ASSERT(truth)
_vnet_interface_function_list_elt_t * sw_interface_mtu_change_functions[VNET_ITF_FUNC_N_PRIO]
Definition: vnet.h:70
void collect_detailed_interface_stats_flag_clear(void)
Definition: interface.c:1700
ip_lookup_main_t lookup_main
Definition: ip6.h:181
static void setup_tx_node(vlib_main_t *vm, u32 node_index, vnet_device_class_t *dev_class)
Definition: interface.c:744
enum vnet_link_t_ vnet_link_t
Link Type: A description of the protocol of packets on the link.
u32 set_int_l2_mode(vlib_main_t *vm, vnet_main_t *vnet_main, u32 mode, u32 sw_if_index, u32 bd_index, l2_bd_port_type_t port_type, u32 shg, u32 xc_sw_if_index)
Set the subinterface to run in l2 or l3 mode.
Definition: l2_input.c:591
static vnet_hw_interface_class_t * vnet_get_hw_interface_class(vnet_main_t *vnm, u32 hw_class_index)
#define clib_error_report(e)
Definition: error.h:113
static void vlib_zero_simple_counter(vlib_simple_counter_main_t *cm, u32 index)
Clear a simple counter Clears the set of per-thread u16 counters, and the u64 counter.
Definition: counter.h:139
#define vec_cmp(v1, v2)
Compare two vectors (only applicable to vectors of signed numbers).
Definition: vec.h:989
walk_rc_t(* vnet_hw_sw_interface_walk_t)(vnet_main_t *vnm, u32 sw_if_index, void *ctx)
Call back walk type for walking SW indices on a HW interface.
uword * device_class_by_name
Definition: interface.h:855
static vlib_main_t * vlib_get_main(void)
Definition: global_funcs.h:23
vl_api_ip4_address_t hi
Definition: arp.api:37
void vnet_delete_hw_interface(vnet_main_t *vnm, u32 hw_if_index)
Definition: interface.c:980
int collect_detailed_interface_stats_flag
Definition: interface.c:1691
struct _vlib_node_registration vlib_node_registration_t
This packets needs to go to ICMP error.
Definition: adj.h:79
This packet is for one of our own IP addresses.
Definition: adj.h:58
void vnet_hw_interface_set_mtu(vnet_main_t *vnm, u32 hw_if_index, u32 mtu)
Definition: interface.c:730
void vnet_sw_interface_admin_down(vnet_main_t *vnm, u32 sw_if_index)
Definition: interface.c:528
l2input_main_t l2input_main
Definition: l2_input.c:128
#define hash_create_vec(elts, key_bytes, value_bytes)
Definition: hash.h:668
void vnet_hw_interface_walk(vnet_main_t *vnm, vnet_hw_interface_walk_t fn, void *ctx)
Walk all the HW interface.
Definition: interface.c:1072
struct _vnet_hw_interface_class vnet_hw_interface_class_t
#define vec_len(v)
Number of elements in vector (rvalue-only, NULL tolerant)
clib_error_t * vnet_interface_init(vlib_main_t *vm)
Definition: interface.c:1265
ip_lookup_next_t lookup_next_index
Next hop after ip4-lookup.
Definition: adj.h:329
static clib_error_t * vnet_sw_interface_set_flags_helper(vnet_main_t *vnm, u32 sw_if_index, vnet_sw_interface_flags_t flags, vnet_interface_helper_flags_t helper_flags)
Definition: interface.c:346
clib_error_t * vnet_hw_interface_set_flags(vnet_main_t *vnm, u32 hw_if_index, vnet_hw_interface_flags_t flags)
Definition: interface.c:498
vnet_l3_packet_type_t vnet_link_to_l3_proto(vnet_link_t link)
Convert a link to to an Ethertype.
Definition: interface.c:1597
static clib_error_t * vnet_interface_cli_init(vlib_main_t *vm)
VLIB buffer representation.
Definition: buffer.h:102
vnet_mtu_t vnet_link_to_mtu(vnet_link_t link)
Definition: interface.c:1619
u64 uword
Definition: types.h:112
static void unformat_free(unformat_input_t *i)
Definition: format.h:163
void collect_detailed_interface_stats_flag_set(void)
Definition: interface.c:1694
static int vnet_hw_interface_rx_redirect_to_node_helper(vnet_main_t *vnm, u32 hw_if_index, u32 node_index, u32 redistribute)
Definition: interface.c:1186
vnet_sw_interface_t * sw_interfaces
Definition: interface.h:858
vnet_hw_interface_class_t * hw_interface_class_registrations
Definition: vnet.h:60
a point 2 point interface
Definition: interface.h:375
u32 ethernet_set_flags(vnet_main_t *vnm, u32 hw_if_index, u32 flags)
Definition: interface.c:426
vnet_hw_interface_class_t * hw_interface_classes
Definition: interface.h:850
void vnet_sw_interface_set_mtu(vnet_main_t *vnm, u32 sw_if_index, u32 mtu)
Definition: interface.c:670
walk_rc_t(* vnet_sw_interface_walk_t)(vnet_main_t *vnm, vnet_sw_interface_t *si, void *ctx)
Call back walk type for walking SW indices on a HW interface.
_vnet_interface_function_list_elt_t * sw_interface_add_del_functions[VNET_ITF_FUNC_N_PRIO]
Definition: vnet.h:66
u8 * format_unformat_error(u8 *s, va_list *va)
Definition: unformat.c:91
static vnet_sw_interface_flags_t vnet_sw_interface_get_flags(vnet_main_t *vnm, u32 sw_if_index)
static vnet_sw_interface_flags_t vnet_hw_interface_flags_to_sw(vnet_hw_interface_flags_t hwf)
Definition: interface.c:113
vnet_sw_interface_type_t type
Definition: interface.h:722
ip4_main_t ip4_main
Global ip4 main structure.
Definition: ip4_forward.c:1144
clib_error_t * vnet_sw_interface_set_flags(vnet_main_t *vnm, u32 sw_if_index, vnet_sw_interface_flags_t flags)
Definition: interface.c:507
vnet_interface_helper_flags_t_
Definition: interface.c:47
static u32 vlib_num_workers()
Definition: threads.h:376
static vlib_node_t * vlib_get_node(vlib_main_t *vm, u32 i)
Get vlib node by index.
Definition: node_funcs.h:59
#define VLIB_NODE_FLAG_IS_OUTPUT
Definition: node.h:298
#define vec_foreach(var, vec)
Vector iterator.
vnet_hw_interface_rx_mode default_rx_mode
Definition: interface.h:596
void vnet_delete_sw_interface(vnet_main_t *vnm, u32 sw_if_index)
Definition: interface.c:632
vnet_device_class_t * device_classes
Definition: interface.h:851
#define foreach_buffer_opaque_union_subtype
Definition: buffer.h:110
clib_error_t * vnet_hw_interface_add_del_mac_address(vnet_main_t *vnm, u32 hw_if_index, const u8 *mac_address, u8 is_add)
Definition: interface.c:1456
clib_error_t * vnet_hw_interface_change_mac_address(vnet_main_t *vnm, u32 hw_if_index, const u8 *mac_address)
Definition: interface.c:1544
u8 si
Definition: lisp_types.api:47
_vnet_interface_function_list_elt_t * sw_interface_admin_up_down_functions[VNET_ITF_FUNC_N_PRIO]
Definition: vnet.h:68
clib_error_t * vnet_create_sw_interface(vnet_main_t *vnm, vnet_sw_interface_t *template, u32 *sw_if_index)
Definition: interface.c:584
manual_print typedef u8 mac_address[6]
#define CLIB_CACHE_LINE_BYTES
Definition: cache.h:59
static_always_inline vnet_feature_config_main_t * vnet_feature_get_config_main(u16 arc)
Definition: feature.h:244
void adj_nbr_update_rewrite(adj_index_t adj_index, adj_nbr_rewrite_flag_t flags, u8 *rewrite)
adj_nbr_update_rewrite
Definition: adj_nbr.c:300
void vlib_node_rename(vlib_main_t *vm, u32 node_index, char *fmt,...)
Definition: node.c:102
static clib_error_t * call_sw_interface_mtu_change_callbacks(vnet_main_t *vnm, u32 sw_if_index)
Definition: interface.c:663
void ip6_sw_interface_enable_disable(u32 sw_if_index, u32 is_enable)
Definition: ip6_forward.c:239
u32 opaque[10]
Opaque data used by sub-graphs for their own purposes.
Definition: buffer.h:153
uword unformat(unformat_input_t *i, const char *fmt,...)
Definition: unformat.c:978
static uword unformat_check_input(unformat_input_t *i)
Definition: format.h:171
#define MODE_L3
Definition: l2_input.h:220
clib_error_t * vnet_hw_interface_set_class(vnet_main_t *vnm, u32 hw_if_index, u32 hw_class_index)
Definition: interface.c:1178