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Vector Packet Processing
interface.h
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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.h: 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 #ifndef included_vnet_interface_h
41 #define included_vnet_interface_h
42 
43 #include <vnet/unix/pcap.h>
44 #include <vnet/l3_types.h>
45 
46 struct vnet_main_t;
47 struct vnet_hw_interface_t;
48 struct vnet_sw_interface_t;
49 struct ip46_address_t;
50 
51 typedef enum
52 {
60 
61 /* Interface up/down callback. */
63  (struct vnet_main_t * vnm, u32 if_index, u32 flags);
64 
65 /* Sub-interface add/del callback. */
67  (struct vnet_main_t * vnm, u32 if_index,
68  struct vnet_sw_interface_t * template, int is_add);
69 
70 /* Interface set mac address callback. */
72  (struct vnet_hw_interface_t * hi, char *address);
73 
74 /* Interface set rx mode callback. */
76  (struct vnet_main_t * vnm, u32 if_index, u32 queue_id,
77  vnet_hw_interface_rx_mode mode);
78 
80 {
84 #define VNET_ITF_FUNC_N_PRIO ((vnet_interface_function_priority_t)VNET_ITF_FUNC_PRIORITY_HIGH+1)
85 
86 typedef struct _vnet_interface_function_list_elt
87 {
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;
91 
92 #define _VNET_INTERFACE_FUNCTION_DECL(f,tag) \
93  \
94 static void __vnet_interface_function_init_##tag##_##f (void) \
95  __attribute__((__constructor__)) ; \
96  \
97 static void __vnet_interface_function_init_##tag##_##f (void) \
98 { \
99  vnet_main_t * vnm = vnet_get_main(); \
100  static _vnet_interface_function_list_elt_t init_function; \
101  init_function.next_interface_function = \
102  vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW]; \
103  vnm->tag##_functions[VNET_ITF_FUNC_PRIORITY_LOW] = &init_function; \
104  init_function.fp = (void *) &f; \
105 }
106 
107 #define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p) \
108  \
109 static void __vnet_interface_function_init_##tag##_##f (void) \
110  __attribute__((__constructor__)) ; \
111  \
112 static void __vnet_interface_function_init_##tag##_##f (void) \
113 { \
114  vnet_main_t * vnm = vnet_get_main(); \
115  static _vnet_interface_function_list_elt_t init_function; \
116  init_function.next_interface_function = vnm->tag##_functions[p]; \
117  vnm->tag##_functions[p] = &init_function; \
118  init_function.fp = (void *) &f; \
119 }
120 
121 #define VNET_HW_INTERFACE_ADD_DEL_FUNCTION(f) \
122  _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_add_del)
123 #define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION(f) \
124  _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_link_up_down)
125 #define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION_PRIO(f,p) \
126  _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,hw_interface_link_up_down,p)
127 #define VNET_SW_INTERFACE_ADD_DEL_FUNCTION(f) \
128  _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_add_del)
129 #define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION(f) \
130  _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_admin_up_down)
131 #define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION_PRIO(f,p) \
132  _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,sw_interface_admin_up_down, p)
133 
134 /* A class of hardware interface devices. */
135 typedef struct _vnet_device_class
136 {
137  /* Index into main vector. */
138  u32 index;
139 
140  /* Device name (e.g. "FOOBAR 1234a"). */
141  char *name;
142 
143  /* Function to call when hardware interface is added/deleted. */
144  vnet_interface_function_t *interface_add_del_function;
145 
146  /* Function to bring device administratively up/down. */
148 
149  /* Function to call when sub-interface is added/deleted */
150  vnet_subif_add_del_function_t *subif_add_del_function;
151 
152  /* Function to call interface rx mode is changed */
153  vnet_interface_set_rx_mode_function_t *rx_mode_change_function;
154 
155  /* Redistribute flag changes/existence of this interface class. */
156  u32 redistribute;
157 
158  /* Transmit function. */
159  vlib_node_function_t *tx_function;
160 
161  /* Error strings indexed by error code for this node. */
162  char **tx_function_error_strings;
163 
164  /* Number of error codes used by this node. */
165  u32 tx_function_n_errors;
166 
167  /* Renumber device name [only!] support, a control-plane kludge */
168  int (*name_renumber) (struct vnet_hw_interface_t * hi,
169  u32 new_dev_instance);
170 
171  /* Format device instance as name. */
172  format_function_t *format_device_name;
173 
174  /* Parse function for device name. */
175  unformat_function_t *unformat_device_name;
176 
177  /* Format device verbosely for this class. */
178  format_function_t *format_device;
179 
180  /* Trace buffer format for TX function. */
181  format_function_t *format_tx_trace;
182 
183  /* Function to clear hardware counters for device. */
184  void (*clear_counters) (u32 dev_class_instance);
185 
186  uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
187  u32 hw_if_index,
188  u32 hw_class_index);
189 
190  /* Called when hardware class of an interface changes. */
191  void (*hw_class_change) (struct vnet_main_t * vnm,
192  u32 hw_if_index, u32 new_hw_class_index);
193 
194  /* Called to redirect traffic from a specific interface instance */
195  void (*rx_redirect_to_node) (struct vnet_main_t * vnm,
196  u32 hw_if_index, u32 node_index);
197 
198  /* Link-list of all device classes set up by constructors created below */
199  struct _vnet_device_class *next_class_registration;
200 
201  /* Function to set mac address. */
202  vnet_interface_set_mac_address_function_t *mac_addr_change_function;
204 
205 #define VNET_DEVICE_CLASS(x,...) \
206  __VA_ARGS__ vnet_device_class_t x; \
207 static void __vnet_add_device_class_registration_##x (void) \
208  __attribute__((__constructor__)) ; \
209 static void __vnet_add_device_class_registration_##x (void) \
210 { \
211  vnet_main_t * vnm = vnet_get_main(); \
212  x.next_class_registration = vnm->device_class_registrations; \
213  vnm->device_class_registrations = &x; \
214 } \
215 __VA_ARGS__ vnet_device_class_t x
216 
217 #define VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE(arch, fn, tgt) \
218  uword \
219  __attribute__ ((flatten)) \
220  __attribute__ ((target (tgt))) \
221  CLIB_CPU_OPTIMIZED \
222  fn ## _ ## arch ( vlib_main_t * vm, \
223  vlib_node_runtime_t * node, \
224  vlib_frame_t * frame) \
225  { return fn (vm, node, frame); }
226 
227 #define VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn) \
228  foreach_march_variant(VLIB_DEVICE_TX_FUNCTION_CLONE_TEMPLATE, fn)
229 
230 #if CLIB_DEBUG > 0
231 #define VLIB_MULTIARCH_CLONE_AND_SELECT_FN(fn,...)
232 #define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn)
233 #else
234 #define VLIB_DEVICE_TX_FUNCTION_MULTIARCH(dev, fn) \
235  VLIB_DEVICE_TX_FUNCTION_MULTIARCH_CLONE(fn) \
236  CLIB_MULTIARCH_SELECT_FN(fn, static inline) \
237  static void __attribute__((__constructor__)) \
238  __vlib_device_tx_function_multiarch_select_##dev (void) \
239  { dev.tx_function = fn ## _multiarch_select(); }
240 #endif
241 
242 /**
243  * Link Type: A description of the protocol of packets on the link.
244  * On an ethernet link this maps directly into the ethertype. On a GRE tunnel
245  * it maps to the GRE-proto, etc for other lnk types.
246  */
247 typedef enum vnet_link_t_
248 {
249 #if CLIB_DEBUG > 0
251 #else
252  VNET_LINK_IP4 = 0,
253 #endif
259 } __attribute__ ((packed)) vnet_link_t;
260 
261 #define VNET_LINKS { \
262  [VNET_LINK_ETHERNET] = "ethernet", \
263  [VNET_LINK_IP4] = "ipv4", \
264  [VNET_LINK_IP6] = "ipv6", \
265  [VNET_LINK_MPLS] = "mpls", \
266  [VNET_LINK_ARP] = "arp", \
267  [VNET_LINK_NSH] = "nsh", \
268 }
269 
270 /**
271  * @brief Number of link types. Not part of the enum so it does not have to be included in
272  * switch statements
273  */
274 #define VNET_LINK_NUM (VNET_LINK_NSH+1)
275 
276 /**
277  * @brief Convert a link to to an Ethertype
278  */
279 extern vnet_l3_packet_type_t vnet_link_to_l3_proto (vnet_link_t link);
280 
281 /**
282  * @brief Attributes assignable to a HW interface Class.
283  */
285 {
286  /**
287  * @brief a point 2 point interface
288  */
291 
292 /* Layer-2 (e.g. Ethernet) interface class. */
293 typedef struct _vnet_hw_interface_class
294 {
295  /* Index into main vector. */
296  u32 index;
297 
298  /* Class name (e.g. "Ethernet"). */
299  char *name;
300 
301  /* Flags */
303 
304  /* Function to call when hardware interface is added/deleted. */
305  vnet_interface_function_t *interface_add_del_function;
306 
307  /* Function to bring interface administratively up/down. */
309 
310  /* Function to call when link state changes. */
312 
313  /* Function to call when link MAC changes. */
314  vnet_interface_set_mac_address_function_t *mac_addr_change_function;
315 
316  /* Format function to display interface name. */
317  format_function_t *format_interface_name;
318 
319  /* Format function to display interface address. */
320  format_function_t *format_address;
321 
322  /* Format packet header for this interface class. */
323  format_function_t *format_header;
324 
325  /* Format device verbosely for this class. */
326  format_function_t *format_device;
327 
328  /* Parser for hardware (e.g. ethernet) address. */
329  unformat_function_t *unformat_hw_address;
330 
331  /* Parser for packet header for e.g. rewrite string. */
332  unformat_function_t *unformat_header;
333 
334  /* Builds a rewrite string for the interface to the destination
335  * for the payload/link type. */
336  u8 *(*build_rewrite) (struct vnet_main_t * vnm,
337  u32 sw_if_index,
338  vnet_link_t link_type, const void *dst_hw_address);
339 
340  /* Update an adjacecny added by FIB (as opposed to via the
341  * neighbour resolution protocol). */
342  void (*update_adjacency) (struct vnet_main_t * vnm,
343  u32 sw_if_index, u32 adj_index);
344 
345  uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
346  u32 hw_if_index,
347  u32 hw_class_index);
348 
349  /* Called when hw interface class is changed and old hardware instance
350  may want to be deleted. */
351  void (*hw_class_change) (struct vnet_main_t * vnm, u32 hw_if_index,
352  u32 old_class_index, u32 new_class_index);
353 
354  /* List of hw interface classes, built by constructors */
355  struct _vnet_hw_interface_class *next_class_registration;
356 
358 
359 /**
360  * @brief Return a complete, zero-length (aka dummy) rewrite
361  */
362 extern u8 *default_build_rewrite (struct vnet_main_t *vnm,
363  u32 sw_if_index,
364  vnet_link_t link_type,
365  const void *dst_hw_address);
366 
367 /**
368  * @brief Default adjacency update function
369  */
370 extern void default_update_adjacency (struct vnet_main_t *vnm,
371  u32 sw_if_index, u32 adj_index);
372 
373 #define VNET_HW_INTERFACE_CLASS(x,...) \
374  __VA_ARGS__ vnet_hw_interface_class_t x; \
375 static void __vnet_add_hw_interface_class_registration_##x (void) \
376  __attribute__((__constructor__)) ; \
377 static void __vnet_add_hw_interface_class_registration_##x (void) \
378 { \
379  vnet_main_t * vnm = vnet_get_main(); \
380  x.next_class_registration = vnm->hw_interface_class_registrations; \
381  vnm->hw_interface_class_registrations = &x; \
382 } \
383 __VA_ARGS__ vnet_hw_interface_class_t x
384 
385 /* Hardware-interface. This corresponds to a physical wire
386  that packets flow over. */
387 typedef struct vnet_hw_interface_t
388 {
389  /* Interface name. */
391 
393  /* Hardware link state is up. */
394 #define VNET_HW_INTERFACE_FLAG_LINK_UP (1 << 0)
395  /* Hardware duplex state */
396 #define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT 1
397 #define VNET_HW_INTERFACE_FLAG_HALF_DUPLEX (1 << 1)
398 #define VNET_HW_INTERFACE_FLAG_FULL_DUPLEX (1 << 2)
399 #define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK \
400  (VNET_HW_INTERFACE_FLAG_HALF_DUPLEX | \
401  VNET_HW_INTERFACE_FLAG_FULL_DUPLEX)
402 
403  /* Hardware link speed */
404 #define VNET_HW_INTERFACE_FLAG_SPEED_SHIFT 3
405 #define VNET_HW_INTERFACE_FLAG_SPEED_10M (1 << 3)
406 #define VNET_HW_INTERFACE_FLAG_SPEED_100M (1 << 4)
407 #define VNET_HW_INTERFACE_FLAG_SPEED_1G (1 << 5)
408 #define VNET_HW_INTERFACE_FLAG_SPEED_10G (1 << 6)
409 #define VNET_HW_INTERFACE_FLAG_SPEED_40G (1 << 7)
410 #define VNET_HW_INTERFACE_FLAG_SPEED_100G (1 << 8)
411 #define VNET_HW_INTERFACE_FLAG_SPEED_MASK \
412  (VNET_HW_INTERFACE_FLAG_SPEED_10M | \
413  VNET_HW_INTERFACE_FLAG_SPEED_100M | \
414  VNET_HW_INTERFACE_FLAG_SPEED_1G | \
415  VNET_HW_INTERFACE_FLAG_SPEED_10G | \
416  VNET_HW_INTERFACE_FLAG_SPEED_40G | \
417  VNET_HW_INTERFACE_FLAG_SPEED_100G)
418 
419  /* rx mode flags */
420 #define VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE (1 << 10)
421 
422  /* tx checksum offload */
423 #define VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD (1 << 11)
424 
425  /* Hardware address as vector. Zero (e.g. zero-length vector) if no
426  address for this class (e.g. PPP). */
428 
429  /* Interface is up as far as software is concerned. */
430  /* NAME.{output,tx} nodes for this interface. */
431  u32 output_node_index, tx_node_index;
432 
433  /* (dev_class, dev_instance) uniquely identifies hw interface. */
436 
437  /* (hw_class, hw_instance) uniquely identifies hw interface. */
440 
441  /* Hardware index for this hardware interface. */
443 
444  /* Software index for this hardware interface. */
446 
447  /* Maximum transmit rate for this interface in bits/sec. */
449 
450  /* Smallest packet size supported by this interface. */
452 
453  /* Largest packet size supported by this interface. */
455 
456  /* Smallest packet size for this interface. */
458 
459  /* Largest packet size for this interface. */
461 
462  /* Number of extra bytes that go on the wire.
463  Packet length on wire
464  = max (length + per_packet_overhead_bytes, min_packet_bytes). */
466 
467  /* Receive and transmit layer 3 packet size limits (MRU/MTU). */
468  u32 max_l3_packet_bytes[VLIB_N_RX_TX];
469 
470  /* Hash table mapping sub interface id to sw_if_index. */
472 
473  /* Count of number of L2 subinterfaces */
475 
476  /* Bonded interface info -
477  0 - not a bonded interface nor a slave
478  ~0 - slave to a bonded interface
479  others - A bonded interface with a pointer to bitmap for all slaves */
481 #define VNET_HW_INTERFACE_BOND_INFO_NONE ((uword *) 0)
482 #define VNET_HW_INTERFACE_BOND_INFO_SLAVE ((uword *) ~0)
483 
484  /* Input node */
486 
487  /* input node cpu index by queue */
489 
490  /* vnet_hw_interface_rx_mode by queue */
492  vnet_hw_interface_rx_mode default_rx_mode;
493 
494  /* device input device_and_queue runtime index */
496 
498 
500 
501 typedef enum
502 {
503  /* A hw interface. */
505 
506  /* A sub-interface. */
510 
511 typedef struct
512 {
513  /*
514  * Subinterface ID. A number 0-N to uniquely identify
515  * this subinterface under the main (parent?) interface
516  */
518 
519  /* Classification data. Used to associate packet header with subinterface. */
520  struct
521  {
524  union
525  {
527  struct
528  {
529  u16 no_tags:1;
530  u16 one_tag:1;
531  u16 two_tags:1;
532  u16 dot1ad:1; /* 0 = dot1q, 1=dot1ad */
533  u16 exact_match:1;
534  u16 default_sub:1;
535  u16 outer_vlan_id_any:1;
536  u16 inner_vlan_id_any:1;
537  } flags;
538  };
539  } eth;
541 
542 typedef struct
543 {
544  /*
545  * Subinterface ID. A number 0-N to uniquely identify
546  * this subinterface under the main interface
547  */
550  u8 client_mac[6];
552 
553 typedef enum
554 {
555  /* Always flood */
558  /* Does not flood when tunnel master is in the same L2 BD */
561 
562 /* Software-interface. This corresponds to a Ethernet VLAN, ATM vc, a
563  tunnel, etc. Configuration (e.g. IP address) gets attached to
564  software interface. */
565 typedef struct
566 {
567  vnet_sw_interface_type_t type:16;
568 
570  /* Interface is "up" meaning adminstratively up.
571  Up in the sense of link state being up is maintained by hardware interface. */
572 #define VNET_SW_INTERFACE_FLAG_ADMIN_UP (1 << 0)
573 
574  /* Interface is disabled for forwarding: punt all traffic to slow-path. */
575 #define VNET_SW_INTERFACE_FLAG_PUNT (1 << 1)
576 
577 #define VNET_SW_INTERFACE_FLAG_PROXY_ARP (1 << 2)
578 
579 #define VNET_SW_INTERFACE_FLAG_UNNUMBERED (1 << 3)
580 
581 #define VNET_SW_INTERFACE_FLAG_BOND_SLAVE (1 << 4)
582 
583  /* Interface does not appear in CLI/API */
584 #define VNET_SW_INTERFACE_FLAG_HIDDEN (1 << 5)
585 
586  /* Interface in ERROR state */
587 #define VNET_SW_INTERFACE_FLAG_ERROR (1 << 6)
588 
589  /* Index for this interface. */
591 
592  /* Software interface index of super-interface;
593  equal to sw_if_index if this interface is not a
594  sub-interface. */
596 
597  /* this swif is unnumbered, use addresses on unnumbered_sw_if_index... */
599 
601 
602  union
603  {
604  /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
606 
607  /* VNET_SW_INTERFACE_TYPE_SUB. */
609 
610  /* VNET_SW_INTERFACE_TYPE_P2P. */
612  };
613 
614  vnet_flood_class_t flood_class;
616 
617 typedef enum
618 {
619  /* Simple counters. */
630  /* Combined counters. */
635 
636 typedef struct
637 {
641 
642 typedef struct
643 {
644  /* Hardware interfaces. */
646 
647  /* Hash table mapping HW interface name to index. */
649 
650  /* Vectors if hardware interface classes and device classes. */
653 
654  /* Hash table mapping name to hw interface/device class. */
657 
658  /* Software interfaces. */
660 
661  /* Hash table mapping sub intfc sw_if_index by sup sw_if_index and sub id */
663 
664  /* Software interface counters both simple and combined
665  packet and byte counters. */
669 
671 
672  /* pcap drop tracing */
679 
680  /* feature_arc_index */
683 
684 static inline void
686 {
687  if (im->sw_if_counter_lock)
688  while (__sync_lock_test_and_set (im->sw_if_counter_lock, 1))
689  /* zzzz */ ;
690 }
691 
692 static inline void
694 {
695  if (im->sw_if_counter_lock)
696  *im->sw_if_counter_lock = 0;
697 }
698 
699 void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);
700 
701 int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance);
702 
703 #endif /* included_vnet_interface_h */
704 
705 /*
706  * fd.io coding-style-patch-verification: ON
707  *
708  * Local Variables:
709  * eval: (c-set-style "gnu")
710  * End:
711  */
u8 * default_build_rewrite(struct vnet_main_t *vnm, u32 sw_if_index, vnet_link_t link_type, const void *dst_hw_address)
Return a complete, zero-length (aka dummy) rewrite.
Definition: interface.c:1405
vmrglw vmrglh hi
uword( vlib_node_function_t)(struct vlib_main_t *vm, struct vlib_node_runtime_t *node, struct vlib_frame_t *frame)
Definition: node.h:54
uword( unformat_function_t)(unformat_input_t *input, va_list *args)
Definition: format.h:231
pcap_main_t pcap_main
Definition: interface.h:674
volatile u32 * sw_if_counter_lock
Definition: interface.h:666
vnet_hw_interface_nodes_t * deleted_hw_interface_nodes
Definition: interface.h:670
vnet_p2p_sub_interface_t p2p
Definition: interface.h:611
enum vnet_hw_interface_class_flags_t_ vnet_hw_interface_class_flags_t
Attributes assignable to a HW interface Class.
PCAP utility definitions.
u32 * input_node_thread_index_by_queue
Definition: interface.h:488
clib_error_t *( vnet_interface_set_rx_mode_function_t)(struct vnet_main_t *vnm, u32 if_index, u32 queue_id, vnet_hw_interface_rx_mode mode)
Definition: interface.h:76
uword * sub_interface_sw_if_index_by_id
Definition: interface.h:471
u8 *( format_function_t)(u8 *s, va_list *args)
Definition: format.h:48
struct _vnet_device_class vnet_device_class_t
uword * dq_runtime_index_by_queue
Definition: interface.h:495
clib_error_t *( vnet_interface_set_mac_address_function_t)(struct vnet_hw_interface_t *hi, char *address)
Definition: interface.h:72
vnet_hw_interface_rx_mode
Definition: interface.h:51
vnet_flood_class_t flood_class
Definition: interface.h:614
uword * pcap_drop_filter_hash
Definition: interface.h:678
PCAP main state data structure.
Definition: pcap.h:122
vnet_l3_packet_type_t
Definition: l3_types.h:44
vlib_combined_counter_main_t * combined_sw_if_counters
Definition: interface.h:668
clib_error_t *( vnet_interface_function_t)(struct vnet_main_t *vnm, u32 if_index, u32 flags)
Definition: interface.h:63
A collection of simple counters.
Definition: counter.h:58
void vnet_pcap_drop_trace_filter_add_del(u32 error_index, int is_add)
u32 max_supported_packet_bytes
Definition: interface.h:454
uword * hw_interface_by_name
Definition: interface.h:648
vnet_l3_packet_type_t vnet_link_to_l3_proto(vnet_link_t link)
Convert a link to to an Ethertype.
Definition: interface.c:1383
static clib_error_t * link_up_down_function(vnet_main_t *vm, u32 hw_if_index, u32 flags)
vnet_hw_interface_t * hw_interfaces
Definition: interface.h:645
vnet_sub_interface_t sub
Definition: interface.h:608
uword * sw_if_index_by_sup_and_sub
Definition: interface.h:662
vlib_simple_counter_main_t * sw_if_counters
Definition: interface.h:667
vnet_device_class_t vnet_local_interface_device_class
vnet_interface_function_priority_t_
Definition: interface.h:79
uword * hw_interface_class_by_name
Definition: interface.h:655
static clib_error_t * admin_up_down_function(vnet_main_t *vm, u32 hw_if_index, u32 flags)
vnet_flood_class_t
Definition: interface.h:553
vnet_link_t_
Link Type: A description of the protocol of packets on the link.
Definition: interface.h:247
static void vnet_interface_counter_unlock(vnet_interface_main_t *im)
Definition: interface.h:693
vnet_interface_counter_type_t
Definition: interface.h:617
static void vnet_interface_counter_lock(vnet_interface_main_t *im)
Definition: interface.h:685
enum vnet_interface_function_priority_t_ vnet_interface_function_priority_t
unsigned int u32
Definition: types.h:88
clib_error_t *( vnet_subif_add_del_function_t)(struct vnet_main_t *vnm, u32 if_index, struct vnet_sw_interface_t *template, int is_add)
Definition: interface.h:67
uword * device_class_by_name
Definition: interface.h:656
u64 uword
Definition: types.h:112
struct vnet_hw_interface_t vnet_hw_interface_t
unsigned short u16
Definition: types.h:57
struct _vnet_hw_interface_class vnet_hw_interface_class_t
double f64
Definition: types.h:142
unsigned char u8
Definition: types.h:56
vnet_sw_interface_t * sw_interfaces
Definition: interface.h:659
a point 2 point interface
Definition: interface.h:289
vnet_hw_interface_class_t * hw_interface_classes
Definition: interface.h:651
A collection of combined counters.
Definition: counter.h:180
u32 min_supported_packet_bytes
Definition: interface.h:451
vnet_hw_interface_rx_mode default_rx_mode
Definition: interface.h:492
vnet_device_class_t * device_classes
Definition: interface.h:652
u32 per_packet_overhead_bytes
Definition: interface.h:465
u32 flags
Definition: vhost-user.h:77
void default_update_adjacency(struct vnet_main_t *vnm, u32 sw_if_index, u32 adj_index)
Default adjacency update function.
Definition: interface.c:1413
int vnet_interface_name_renumber(u32 sw_if_index, u32 new_show_dev_instance)
Definition: interface.c:1268
vnet_hw_interface_class_flags_t_
Attributes assignable to a HW interface Class.
Definition: interface.h:284
vnet_sw_interface_type_t
Definition: interface.h:501