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Ed Warnickecb9cada2015-12-08 15:45:58 -07001/*
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
Dave Barach3ae28732018-11-16 17:19:00 -050043#include <vlib/vlib.h>
44#include <vppinfra/pcap.h>
Neale Rannsb80c5362016-10-08 13:03:40 +010045#include <vnet/l3_types.h>
Ed Warnickecb9cada2015-12-08 15:45:58 -070046
47struct vnet_main_t;
48struct vnet_hw_interface_t;
49struct vnet_sw_interface_t;
Neale Rannsc87b66c2019-02-07 07:26:12 -080050union ip46_address_t_;
Ed Warnickecb9cada2015-12-08 15:45:58 -070051
Stevene3a395c2017-05-09 16:19:50 -070052typedef enum
53{
54 VNET_HW_INTERFACE_RX_MODE_UNKNOWN,
55 VNET_HW_INTERFACE_RX_MODE_POLLING,
56 VNET_HW_INTERFACE_RX_MODE_INTERRUPT,
57 VNET_HW_INTERFACE_RX_MODE_ADAPTIVE,
Damjan Marion4e53a0d2017-06-21 14:29:44 +020058 VNET_HW_INTERFACE_RX_MODE_DEFAULT,
Stevene3a395c2017-05-09 16:19:50 -070059 VNET_HW_INTERFACE_NUM_RX_MODES,
60} vnet_hw_interface_rx_mode;
61
Ed Warnickecb9cada2015-12-08 15:45:58 -070062/* Interface up/down callback. */
Dave Barachba868bb2016-08-08 09:51:21 -040063typedef clib_error_t *(vnet_interface_function_t)
Ed Warnickecb9cada2015-12-08 15:45:58 -070064 (struct vnet_main_t * vnm, u32 if_index, u32 flags);
65
66/* Sub-interface add/del callback. */
Dave Barachba868bb2016-08-08 09:51:21 -040067typedef clib_error_t *(vnet_subif_add_del_function_t)
Ed Warnickecb9cada2015-12-08 15:45:58 -070068 (struct vnet_main_t * vnm, u32 if_index,
Dave Barachba868bb2016-08-08 09:51:21 -040069 struct vnet_sw_interface_t * template, int is_add);
Ed Warnickecb9cada2015-12-08 15:45:58 -070070
Pavel Kotucekc631f2d2016-09-26 10:40:02 +020071/* Interface set mac address callback. */
72typedef clib_error_t *(vnet_interface_set_mac_address_function_t)
Neale Ranns3b81a1e2018-09-06 09:50:26 -070073 (struct vnet_hw_interface_t * hi,
74 const u8 * old_address, const u8 * new_address);
Pavel Kotucekc631f2d2016-09-26 10:40:02 +020075
Stevene3a395c2017-05-09 16:19:50 -070076/* Interface set rx mode callback. */
77typedef clib_error_t *(vnet_interface_set_rx_mode_function_t)
78 (struct vnet_main_t * vnm, u32 if_index, u32 queue_id,
79 vnet_hw_interface_rx_mode mode);
80
Steven4f8863b2018-04-12 19:36:19 -070081/* Interface set l2 mode callback. */
82typedef clib_error_t *(vnet_interface_set_l2_mode_function_t)
83 (struct vnet_main_t * vnm, struct vnet_hw_interface_t * hi,
84 i32 l2_if_adjust);
85
Damjan Mariona35cc142018-03-16 01:25:27 +010086typedef enum
87{
88 VNET_FLOW_DEV_OP_ADD_FLOW,
89 VNET_FLOW_DEV_OP_DEL_FLOW,
90 VNET_FLOW_DEV_OP_GET_COUNTER,
91 VNET_FLOW_DEV_OP_RESET_COUNTER,
92} vnet_flow_dev_op_t;
93
Paul Vinciguerrabdc0e6b2018-09-22 05:32:50 -070094/* Interface flow operations callback. */
Damjan Mariona35cc142018-03-16 01:25:27 +010095typedef int (vnet_flow_dev_ops_function_t) (struct vnet_main_t * vnm,
96 vnet_flow_dev_op_t op,
97 u32 hw_if_index, u32 index,
98 uword * private_data);
99
Neale Ranns8b37b872016-11-21 12:25:22 +0000100typedef enum vnet_interface_function_priority_t_
101{
102 VNET_ITF_FUNC_PRIORITY_LOW,
103 VNET_ITF_FUNC_PRIORITY_HIGH,
104} vnet_interface_function_priority_t;
105#define VNET_ITF_FUNC_N_PRIO ((vnet_interface_function_priority_t)VNET_ITF_FUNC_PRIORITY_HIGH+1)
106
Dave Barachba868bb2016-08-08 09:51:21 -0400107typedef struct _vnet_interface_function_list_elt
108{
109 struct _vnet_interface_function_list_elt *next_interface_function;
110 clib_error_t *(*fp) (struct vnet_main_t * vnm, u32 if_index, u32 flags);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700111} _vnet_interface_function_list_elt_t;
112
Damjan Marion6e363512018-08-10 22:39:11 +0200113#ifndef CLIB_MARCH_VARIANT
Neale Ranns8b37b872016-11-21 12:25:22 +0000114#define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p) \
115 \
116static void __vnet_interface_function_init_##tag##_##f (void) \
117 __attribute__((__constructor__)) ; \
118 \
119static void __vnet_interface_function_init_##tag##_##f (void) \
120{ \
121 vnet_main_t * vnm = vnet_get_main(); \
122 static _vnet_interface_function_list_elt_t init_function; \
123 init_function.next_interface_function = vnm->tag##_functions[p]; \
124 vnm->tag##_functions[p] = &init_function; \
Ed Warnickecb9cada2015-12-08 15:45:58 -0700125 init_function.fp = (void *) &f; \
Damjan Marion72d2c4f2018-04-05 21:32:29 +0200126} \
127static void __vnet_interface_function_deinit_##tag##_##f (void) \
128 __attribute__((__destructor__)) ; \
129 \
130static void __vnet_interface_function_deinit_##tag##_##f (void) \
131{ \
132 vnet_main_t * vnm = vnet_get_main(); \
133 _vnet_interface_function_list_elt_t *next; \
Neale Ranns8f215b42019-02-22 12:40:53 +0000134 if (vnm->tag##_functions[p]->fp == f) \
Damjan Marion72d2c4f2018-04-05 21:32:29 +0200135 { \
136 vnm->tag##_functions[p] = \
137 vnm->tag##_functions[p]->next_interface_function; \
138 return; \
139 } \
140 next = vnm->tag##_functions[p]; \
141 while (next->next_interface_function) \
142 { \
Neale Ranns8f215b42019-02-22 12:40:53 +0000143 if (next->next_interface_function->fp == f) \
Damjan Marion72d2c4f2018-04-05 21:32:29 +0200144 { \
145 next->next_interface_function = \
146 next->next_interface_function->next_interface_function; \
147 return; \
148 } \
149 next = next->next_interface_function; \
150 } \
Dave Barachba868bb2016-08-08 09:51:21 -0400151}
Damjan Marion6e363512018-08-10 22:39:11 +0200152#else
153/* create unused pointer to silence compiler warnings and get whole
154 function optimized out */
155#define _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,p) \
156static __clib_unused void * __clib_unused_##f = f;
157#endif
Ed Warnickecb9cada2015-12-08 15:45:58 -0700158
Eyal Barif9cda7d2018-02-13 11:50:58 +0200159#define _VNET_INTERFACE_FUNCTION_DECL(f,tag) \
160 _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,tag,VNET_ITF_FUNC_PRIORITY_LOW)
161
Ed Warnickecb9cada2015-12-08 15:45:58 -0700162#define VNET_HW_INTERFACE_ADD_DEL_FUNCTION(f) \
163 _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_add_del)
164#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION(f) \
165 _VNET_INTERFACE_FUNCTION_DECL(f,hw_interface_link_up_down)
Ole Troand7231612018-06-07 10:17:57 +0200166#define VNET_HW_INTERFACE_LINK_UP_DOWN_FUNCTION_PRIO(f,p) \
Neale Ranns8b37b872016-11-21 12:25:22 +0000167 _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,hw_interface_link_up_down,p)
Ole Troand7231612018-06-07 10:17:57 +0200168#define VNET_SW_INTERFACE_MTU_CHANGE_FUNCTION(f) \
169 _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_mtu_change)
Ed Warnickecb9cada2015-12-08 15:45:58 -0700170#define VNET_SW_INTERFACE_ADD_DEL_FUNCTION(f) \
171 _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_add_del)
172#define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION(f) \
173 _VNET_INTERFACE_FUNCTION_DECL(f,sw_interface_admin_up_down)
Neale Ranns8b37b872016-11-21 12:25:22 +0000174#define VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION_PRIO(f,p) \
175 _VNET_INTERFACE_FUNCTION_DECL_PRIO(f,sw_interface_admin_up_down, p)
Ed Warnickecb9cada2015-12-08 15:45:58 -0700176
Neale Rannsc87b66c2019-02-07 07:26:12 -0800177/**
178 * Tunnel description parameters
179 */
180typedef int (*vnet_dev_class_ip_tunnel_desc_t) (u32 sw_if_index,
181 union ip46_address_t_ * src,
182 union ip46_address_t_ * dst,
183 u8 * is_l2);
184
Ed Warnickecb9cada2015-12-08 15:45:58 -0700185/* A class of hardware interface devices. */
Dave Barachba868bb2016-08-08 09:51:21 -0400186typedef struct _vnet_device_class
187{
Ed Warnickecb9cada2015-12-08 15:45:58 -0700188 /* Index into main vector. */
189 u32 index;
190
191 /* Device name (e.g. "FOOBAR 1234a"). */
Dave Barachba868bb2016-08-08 09:51:21 -0400192 char *name;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700193
194 /* Function to call when hardware interface is added/deleted. */
Dave Barachba868bb2016-08-08 09:51:21 -0400195 vnet_interface_function_t *interface_add_del_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700196
197 /* Function to bring device administratively up/down. */
Dave Barachba868bb2016-08-08 09:51:21 -0400198 vnet_interface_function_t *admin_up_down_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700199
200 /* Function to call when sub-interface is added/deleted */
Dave Barachba868bb2016-08-08 09:51:21 -0400201 vnet_subif_add_del_function_t *subif_add_del_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700202
Stevene3a395c2017-05-09 16:19:50 -0700203 /* Function to call interface rx mode is changed */
204 vnet_interface_set_rx_mode_function_t *rx_mode_change_function;
205
Steven4f8863b2018-04-12 19:36:19 -0700206 /* Function to call interface l2 mode is changed */
207 vnet_interface_set_l2_mode_function_t *set_l2_mode_function;
208
Ed Warnickecb9cada2015-12-08 15:45:58 -0700209 /* Redistribute flag changes/existence of this interface class. */
210 u32 redistribute;
211
212 /* Transmit function. */
Dave Barachba868bb2016-08-08 09:51:21 -0400213 vlib_node_function_t *tx_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700214
Mohsin Kazmidd8e7d02018-07-23 14:45:57 +0200215 /* Transmit function candidate registration with priority */
216 vlib_node_fn_registration_t *tx_fn_registrations;
217
Ed Warnickecb9cada2015-12-08 15:45:58 -0700218 /* Error strings indexed by error code for this node. */
Dave Barachba868bb2016-08-08 09:51:21 -0400219 char **tx_function_error_strings;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700220
221 /* Number of error codes used by this node. */
222 u32 tx_function_n_errors;
223
224 /* Renumber device name [only!] support, a control-plane kludge */
Dave Barachba868bb2016-08-08 09:51:21 -0400225 int (*name_renumber) (struct vnet_hw_interface_t * hi,
226 u32 new_dev_instance);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700227
Damjan Mariona35cc142018-03-16 01:25:27 +0100228 /* Interface flow offload operations */
229 vnet_flow_dev_ops_function_t *flow_ops_function;
230
Ed Warnickecb9cada2015-12-08 15:45:58 -0700231 /* Format device instance as name. */
Dave Barachba868bb2016-08-08 09:51:21 -0400232 format_function_t *format_device_name;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700233
234 /* Parse function for device name. */
Dave Barachba868bb2016-08-08 09:51:21 -0400235 unformat_function_t *unformat_device_name;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700236
237 /* Format device verbosely for this class. */
Dave Barachba868bb2016-08-08 09:51:21 -0400238 format_function_t *format_device;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700239
240 /* Trace buffer format for TX function. */
Dave Barachba868bb2016-08-08 09:51:21 -0400241 format_function_t *format_tx_trace;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700242
Damjan Mariona35cc142018-03-16 01:25:27 +0100243 /* Format flow offload entry */
244 format_function_t *format_flow;
245
Neale Rannsc87b66c2019-02-07 07:26:12 -0800246 vnet_dev_class_ip_tunnel_desc_t ip_tun_desc;
247
Ed Warnickecb9cada2015-12-08 15:45:58 -0700248 /* Function to clear hardware counters for device. */
Dave Barachba868bb2016-08-08 09:51:21 -0400249 void (*clear_counters) (u32 dev_class_instance);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700250
Dave Barachba868bb2016-08-08 09:51:21 -0400251 uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
252 u32 hw_if_index,
253 u32 hw_class_index);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700254
255 /* Called when hardware class of an interface changes. */
Dave Barachba868bb2016-08-08 09:51:21 -0400256 void (*hw_class_change) (struct vnet_main_t * vnm,
257 u32 hw_if_index, u32 new_hw_class_index);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700258
259 /* Called to redirect traffic from a specific interface instance */
Dave Barachba868bb2016-08-08 09:51:21 -0400260 void (*rx_redirect_to_node) (struct vnet_main_t * vnm,
261 u32 hw_if_index, u32 node_index);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700262
263 /* Link-list of all device classes set up by constructors created below */
Dave Barachba868bb2016-08-08 09:51:21 -0400264 struct _vnet_device_class *next_class_registration;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700265
Pavel Kotucekc631f2d2016-09-26 10:40:02 +0200266 /* Function to set mac address. */
267 vnet_interface_set_mac_address_function_t *mac_addr_change_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700268} vnet_device_class_t;
269
Damjan Marion6e363512018-08-10 22:39:11 +0200270#ifndef CLIB_MARCH_VARIANT
Ed Warnickecb9cada2015-12-08 15:45:58 -0700271#define VNET_DEVICE_CLASS(x,...) \
272 __VA_ARGS__ vnet_device_class_t x; \
273static void __vnet_add_device_class_registration_##x (void) \
274 __attribute__((__constructor__)) ; \
275static void __vnet_add_device_class_registration_##x (void) \
276{ \
277 vnet_main_t * vnm = vnet_get_main(); \
278 x.next_class_registration = vnm->device_class_registrations; \
279 vnm->device_class_registrations = &x; \
280} \
Damjan Marion72d2c4f2018-04-05 21:32:29 +0200281static void __vnet_rm_device_class_registration_##x (void) \
282 __attribute__((__destructor__)) ; \
283static void __vnet_rm_device_class_registration_##x (void) \
284{ \
285 vnet_main_t * vnm = vnet_get_main(); \
286 VLIB_REMOVE_FROM_LINKED_LIST (vnm->device_class_registrations, \
287 &x, next_class_registration); \
288} \
Dave Barachba868bb2016-08-08 09:51:21 -0400289__VA_ARGS__ vnet_device_class_t x
Damjan Marion6e363512018-08-10 22:39:11 +0200290#else
291/* create unused pointer to silence compiler warnings and get whole
292 function optimized out */
293#define VNET_DEVICE_CLASS(x,...) \
294static __clib_unused vnet_device_class_t __clib_unused_##x
295#endif
Ed Warnickecb9cada2015-12-08 15:45:58 -0700296
Mohsin Kazmidd8e7d02018-07-23 14:45:57 +0200297#define VNET_DEVICE_CLASS_TX_FN(devclass) \
298uword CLIB_MARCH_SFX (devclass##_tx_fn)(); \
299static vlib_node_fn_registration_t \
300 CLIB_MARCH_SFX(devclass##_tx_fn_registration) = \
301 { .function = &CLIB_MARCH_SFX (devclass##_tx_fn), }; \
302 \
303static void __clib_constructor \
304CLIB_MARCH_SFX (devclass##_tx_fn_multiarch_register) (void) \
305{ \
306 extern vnet_device_class_t devclass; \
307 vlib_node_fn_registration_t *r; \
308 r = &CLIB_MARCH_SFX (devclass##_tx_fn_registration); \
309 r->priority = CLIB_MARCH_FN_PRIORITY(); \
310 r->next_registration = devclass.tx_fn_registrations; \
311 devclass.tx_fn_registrations = r; \
312} \
313uword CLIB_CPU_OPTIMIZED CLIB_MARCH_SFX (devclass##_tx_fn)
314
Neale Rannsb80c5362016-10-08 13:03:40 +0100315/**
316 * Link Type: A description of the protocol of packets on the link.
317 * On an ethernet link this maps directly into the ethertype. On a GRE tunnel
318 * it maps to the GRE-proto, etc for other lnk types.
319 */
320typedef enum vnet_link_t_
321{
322#if CLIB_DEBUG > 0
323 VNET_LINK_IP4 = 1,
324#else
325 VNET_LINK_IP4 = 0,
326#endif
327 VNET_LINK_IP6,
328 VNET_LINK_MPLS,
329 VNET_LINK_ETHERNET,
330 VNET_LINK_ARP,
Florin Corasce1b4c72017-01-26 14:25:34 -0800331 VNET_LINK_NSH,
Neale Rannsb80c5362016-10-08 13:03:40 +0100332} __attribute__ ((packed)) vnet_link_t;
333
Neale Ranns924d03a2016-10-19 08:25:46 +0100334#define VNET_LINKS { \
335 [VNET_LINK_ETHERNET] = "ethernet", \
336 [VNET_LINK_IP4] = "ipv4", \
337 [VNET_LINK_IP6] = "ipv6", \
338 [VNET_LINK_MPLS] = "mpls", \
339 [VNET_LINK_ARP] = "arp", \
Florin Corasce1b4c72017-01-26 14:25:34 -0800340 [VNET_LINK_NSH] = "nsh", \
Neale Ranns924d03a2016-10-19 08:25:46 +0100341}
342
Neale Ranns580bba72018-04-23 05:31:19 -0700343#define FOR_EACH_VNET_LINK(_link) \
344 for (_link = VNET_LINK_IP4; \
345 _link <= VNET_LINK_NSH; \
346 _link++)
347
Neale Ranns924d03a2016-10-19 08:25:46 +0100348/**
349 * @brief Number of link types. Not part of the enum so it does not have to be included in
350 * switch statements
351 */
Florin Corasce1b4c72017-01-26 14:25:34 -0800352#define VNET_LINK_NUM (VNET_LINK_NSH+1)
Neale Ranns924d03a2016-10-19 08:25:46 +0100353
Neale Rannsb80c5362016-10-08 13:03:40 +0100354/**
355 * @brief Convert a link to to an Ethertype
356 */
357extern vnet_l3_packet_type_t vnet_link_to_l3_proto (vnet_link_t link);
358
359/**
360 * @brief Attributes assignable to a HW interface Class.
361 */
362typedef enum vnet_hw_interface_class_flags_t_
363{
364 /**
365 * @brief a point 2 point interface
366 */
367 VNET_HW_INTERFACE_CLASS_FLAG_P2P = (1 << 0),
368} vnet_hw_interface_class_flags_t;
Damjan Marion1c80e832016-05-11 23:07:18 +0200369
Ed Warnickecb9cada2015-12-08 15:45:58 -0700370/* Layer-2 (e.g. Ethernet) interface class. */
Dave Barachba868bb2016-08-08 09:51:21 -0400371typedef struct _vnet_hw_interface_class
372{
Ed Warnickecb9cada2015-12-08 15:45:58 -0700373 /* Index into main vector. */
374 u32 index;
375
376 /* Class name (e.g. "Ethernet"). */
Dave Barachba868bb2016-08-08 09:51:21 -0400377 char *name;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700378
Neale Rannsb80c5362016-10-08 13:03:40 +0100379 /* Flags */
380 vnet_hw_interface_class_flags_t flags;
381
Ed Warnickecb9cada2015-12-08 15:45:58 -0700382 /* Function to call when hardware interface is added/deleted. */
Dave Barachba868bb2016-08-08 09:51:21 -0400383 vnet_interface_function_t *interface_add_del_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700384
385 /* Function to bring interface administratively up/down. */
Dave Barachba868bb2016-08-08 09:51:21 -0400386 vnet_interface_function_t *admin_up_down_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700387
388 /* Function to call when link state changes. */
Dave Barachba868bb2016-08-08 09:51:21 -0400389 vnet_interface_function_t *link_up_down_function;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700390
Neale Ranns3be6b282016-12-20 14:24:01 +0000391 /* Function to call when link MAC changes. */
392 vnet_interface_set_mac_address_function_t *mac_addr_change_function;
393
Ed Warnickecb9cada2015-12-08 15:45:58 -0700394 /* Format function to display interface name. */
Dave Barachba868bb2016-08-08 09:51:21 -0400395 format_function_t *format_interface_name;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700396
397 /* Format function to display interface address. */
Dave Barachba868bb2016-08-08 09:51:21 -0400398 format_function_t *format_address;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700399
400 /* Format packet header for this interface class. */
Dave Barachba868bb2016-08-08 09:51:21 -0400401 format_function_t *format_header;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700402
403 /* Format device verbosely for this class. */
Dave Barachba868bb2016-08-08 09:51:21 -0400404 format_function_t *format_device;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700405
406 /* Parser for hardware (e.g. ethernet) address. */
Dave Barachba868bb2016-08-08 09:51:21 -0400407 unformat_function_t *unformat_hw_address;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700408
409 /* Parser for packet header for e.g. rewrite string. */
Dave Barachba868bb2016-08-08 09:51:21 -0400410 unformat_function_t *unformat_header;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700411
Neale Rannsb80c5362016-10-08 13:03:40 +0100412 /* Builds a rewrite string for the interface to the destination
413 * for the payload/link type. */
414 u8 *(*build_rewrite) (struct vnet_main_t * vnm,
415 u32 sw_if_index,
416 vnet_link_t link_type, const void *dst_hw_address);
417
Paul Vinciguerrabdc0e6b2018-09-22 05:32:50 -0700418 /* Update an adjacency added by FIB (as opposed to via the
Neale Rannsb80c5362016-10-08 13:03:40 +0100419 * neighbour resolution protocol). */
420 void (*update_adjacency) (struct vnet_main_t * vnm,
421 u32 sw_if_index, u32 adj_index);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700422
Dave Barachba868bb2016-08-08 09:51:21 -0400423 uword (*is_valid_class_for_interface) (struct vnet_main_t * vnm,
424 u32 hw_if_index,
425 u32 hw_class_index);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700426
427 /* Called when hw interface class is changed and old hardware instance
428 may want to be deleted. */
Dave Barachba868bb2016-08-08 09:51:21 -0400429 void (*hw_class_change) (struct vnet_main_t * vnm, u32 hw_if_index,
430 u32 old_class_index, u32 new_class_index);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700431
432 /* List of hw interface classes, built by constructors */
Dave Barachba868bb2016-08-08 09:51:21 -0400433 struct _vnet_hw_interface_class *next_class_registration;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700434
435} vnet_hw_interface_class_t;
436
Neale Rannsb80c5362016-10-08 13:03:40 +0100437/**
438 * @brief Return a complete, zero-length (aka dummy) rewrite
439 */
440extern u8 *default_build_rewrite (struct vnet_main_t *vnm,
441 u32 sw_if_index,
442 vnet_link_t link_type,
443 const void *dst_hw_address);
444
445/**
446 * @brief Default adjacency update function
447 */
448extern void default_update_adjacency (struct vnet_main_t *vnm,
449 u32 sw_if_index, u32 adj_index);
450
Ed Warnickecb9cada2015-12-08 15:45:58 -0700451#define VNET_HW_INTERFACE_CLASS(x,...) \
452 __VA_ARGS__ vnet_hw_interface_class_t x; \
453static void __vnet_add_hw_interface_class_registration_##x (void) \
454 __attribute__((__constructor__)) ; \
455static void __vnet_add_hw_interface_class_registration_##x (void) \
456{ \
457 vnet_main_t * vnm = vnet_get_main(); \
458 x.next_class_registration = vnm->hw_interface_class_registrations; \
459 vnm->hw_interface_class_registrations = &x; \
460} \
Damjan Marion72d2c4f2018-04-05 21:32:29 +0200461static void __vnet_rm_hw_interface_class_registration_##x (void) \
462 __attribute__((__destructor__)) ; \
463static void __vnet_rm_hw_interface_class_registration_##x (void) \
464{ \
465 vnet_main_t * vnm = vnet_get_main(); \
466 VLIB_REMOVE_FROM_LINKED_LIST (vnm->hw_interface_class_registrations,\
467 &x, next_class_registration); \
468} \
Ed Warnickecb9cada2015-12-08 15:45:58 -0700469__VA_ARGS__ vnet_hw_interface_class_t x
470
Neale Ranns6e43e062018-10-26 05:17:03 -0700471typedef enum vnet_hw_interface_flags_t_
Dave Barachba868bb2016-08-08 09:51:21 -0400472{
Neale Rannsb3a93812018-10-29 01:55:24 -0700473 VNET_HW_INTERFACE_FLAG_NONE,
Ed Warnickecb9cada2015-12-08 15:45:58 -0700474 /* Hardware link state is up. */
Neale Ranns6e43e062018-10-26 05:17:03 -0700475 VNET_HW_INTERFACE_FLAG_LINK_UP = (1 << 0),
Ed Warnickecb9cada2015-12-08 15:45:58 -0700476 /* Hardware duplex state */
Neale Ranns6e43e062018-10-26 05:17:03 -0700477 VNET_HW_INTERFACE_FLAG_HALF_DUPLEX = (1 << 1),
478 VNET_HW_INTERFACE_FLAG_FULL_DUPLEX = (1 << 2),
479
Neale Ranns6e43e062018-10-26 05:17:03 -0700480 /* rx mode flags */
481 VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE = (1 << 16),
482
483 /* tx checksum offload */
484 VNET_HW_INTERFACE_FLAG_SUPPORTS_TX_L4_CKSUM_OFFLOAD = (1 << 17),
Andrew Yourtchenko6a7cff72018-10-12 16:09:22 +0200485
486 /* gso */
487 VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO = (1 << 18),
Neale Ranns6e43e062018-10-26 05:17:03 -0700488} vnet_hw_interface_flags_t;
489
490#define VNET_HW_INTERFACE_FLAG_DUPLEX_SHIFT 1
491#define VNET_HW_INTERFACE_FLAG_SPEED_SHIFT 3
Ed Warnickecb9cada2015-12-08 15:45:58 -0700492#define VNET_HW_INTERFACE_FLAG_DUPLEX_MASK \
493 (VNET_HW_INTERFACE_FLAG_HALF_DUPLEX | \
494 VNET_HW_INTERFACE_FLAG_FULL_DUPLEX)
Ed Warnickecb9cada2015-12-08 15:45:58 -0700495
Neale Ranns6e43e062018-10-26 05:17:03 -0700496/* Hardware-interface. This corresponds to a physical wire
497 that packets flow over. */
498typedef struct vnet_hw_interface_t
499{
500 /* Interface name. */
501 u8 *name;
Damjan Marion44036902017-04-28 12:29:15 +0200502
Neale Ranns6e43e062018-10-26 05:17:03 -0700503 /* flags */
504 vnet_hw_interface_flags_t flags;
Dave Barach2c0a4f42017-06-29 09:30:15 -0400505
Damjan Marion5100aa92018-11-08 15:30:16 +0100506
507 /* link speed in kbps */
508 u32 link_speed;
509
Ed Warnickecb9cada2015-12-08 15:45:58 -0700510 /* Hardware address as vector. Zero (e.g. zero-length vector) if no
511 address for this class (e.g. PPP). */
Dave Barachba868bb2016-08-08 09:51:21 -0400512 u8 *hw_address;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700513
514 /* Interface is up as far as software is concerned. */
515 /* NAME.{output,tx} nodes for this interface. */
516 u32 output_node_index, tx_node_index;
517
518 /* (dev_class, dev_instance) uniquely identifies hw interface. */
519 u32 dev_class_index;
520 u32 dev_instance;
521
522 /* (hw_class, hw_instance) uniquely identifies hw interface. */
523 u32 hw_class_index;
524 u32 hw_instance;
525
526 /* Hardware index for this hardware interface. */
527 u32 hw_if_index;
528
529 /* Software index for this hardware interface. */
530 u32 sw_if_index;
531
John Loe5453d02018-01-23 19:21:34 -0500532 /* Next index in interface-output node for this interface
533 used by node function vnet_per_buffer_interface_output() */
534 u32 output_node_next_index;
535
Ed Warnickecb9cada2015-12-08 15:45:58 -0700536 /* Maximum transmit rate for this interface in bits/sec. */
537 f64 max_rate_bits_per_sec;
538
Mohsin Kazmif2ba9aa2016-04-24 18:53:42 +0200539 /* Smallest packet size supported by this interface. */
540 u32 min_supported_packet_bytes;
541
542 /* Largest packet size supported by this interface. */
543 u32 max_supported_packet_bytes;
544
Ed Warnickecb9cada2015-12-08 15:45:58 -0700545 /* Smallest packet size for this interface. */
546 u32 min_packet_bytes;
547
548 /* Largest packet size for this interface. */
549 u32 max_packet_bytes;
550
Ed Warnickecb9cada2015-12-08 15:45:58 -0700551 /* Hash table mapping sub interface id to sw_if_index. */
Dave Barachba868bb2016-08-08 09:51:21 -0400552 uword *sub_interface_sw_if_index_by_id;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700553
554 /* Count of number of L2 subinterfaces */
555 u32 l2_if_count;
John Lobcebbb92016-04-05 15:47:43 -0400556
557 /* Bonded interface info -
558 0 - not a bonded interface nor a slave
559 ~0 - slave to a bonded interface
560 others - A bonded interface with a pointer to bitmap for all slaves */
561 uword *bond_info;
562#define VNET_HW_INTERFACE_BOND_INFO_NONE ((uword *) 0)
563#define VNET_HW_INTERFACE_BOND_INFO_SLAVE ((uword *) ~0)
564
Damjan Marioneb743fa2017-03-20 16:34:15 +0100565 /* Input node */
566 u32 input_node_index;
567
568 /* input node cpu index by queue */
Damjan Marion586afd72017-04-05 19:18:20 +0200569 u32 *input_node_thread_index_by_queue;
Damjan Marioneb743fa2017-03-20 16:34:15 +0100570
Damjan Marion44036902017-04-28 12:29:15 +0200571 /* vnet_hw_interface_rx_mode by queue */
572 u8 *rx_mode_by_queue;
Damjan Marion4e53a0d2017-06-21 14:29:44 +0200573 vnet_hw_interface_rx_mode default_rx_mode;
Damjan Marion44036902017-04-28 12:29:15 +0200574
Damjan Marion153646e2017-04-05 18:15:45 +0200575 /* device input device_and_queue runtime index */
576 uword *dq_runtime_index_by_queue;
577
Zhiyong Yang6865d3c2019-05-15 04:25:20 -0400578 /* numa node that hardware device connects to */
579 u8 numa_node;
580
581 u8 padding[3];
Ed Warnickecb9cada2015-12-08 15:45:58 -0700582} vnet_hw_interface_t;
583
Damjan Marion3d9c86e2016-07-04 21:04:40 +0200584extern vnet_device_class_t vnet_local_interface_device_class;
585
Dave Barachba868bb2016-08-08 09:51:21 -0400586typedef enum
587{
Ed Warnickecb9cada2015-12-08 15:45:58 -0700588 /* A hw interface. */
589 VNET_SW_INTERFACE_TYPE_HARDWARE,
590
591 /* A sub-interface. */
592 VNET_SW_INTERFACE_TYPE_SUB,
Pavel Kotucek15ac81c2017-06-20 14:00:26 +0200593 VNET_SW_INTERFACE_TYPE_P2P,
Neale Ranns17ff3c12018-07-04 10:24:24 -0700594 VNET_SW_INTERFACE_TYPE_PIPE,
Ed Warnickecb9cada2015-12-08 15:45:58 -0700595} vnet_sw_interface_type_t;
596
Dave Barachba868bb2016-08-08 09:51:21 -0400597typedef struct
598{
599 /*
600 * Subinterface ID. A number 0-N to uniquely identify
601 * this subinterface under the main (parent?) interface
602 */
603 u32 id;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700604
Dave Barachba868bb2016-08-08 09:51:21 -0400605 /* Classification data. Used to associate packet header with subinterface. */
606 struct
607 {
Ed Warnickecb9cada2015-12-08 15:45:58 -0700608 u16 outer_vlan_id;
609 u16 inner_vlan_id;
Dave Barachba868bb2016-08-08 09:51:21 -0400610 union
611 {
Ed Warnickecb9cada2015-12-08 15:45:58 -0700612 u16 raw_flags;
Dave Barachba868bb2016-08-08 09:51:21 -0400613 struct
614 {
615 u16 no_tags:1;
616 u16 one_tag:1;
617 u16 two_tags:1;
618 u16 dot1ad:1; /* 0 = dot1q, 1=dot1ad */
619 u16 exact_match:1;
620 u16 default_sub:1;
621 u16 outer_vlan_id_any:1;
622 u16 inner_vlan_id_any:1;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700623 } flags;
624 };
625 } eth;
626} vnet_sub_interface_t;
627
Pavel Kotucek15ac81c2017-06-20 14:00:26 +0200628typedef struct
629{
630 /*
631 * Subinterface ID. A number 0-N to uniquely identify
632 * this subinterface under the main interface
633 */
634 u32 id;
635 u32 pool_index;
636 u8 client_mac[6];
637} vnet_p2p_sub_interface_t;
638
Eyal Baric5b13602016-11-24 19:42:43 +0200639typedef enum
640{
Neale Ranns87dad112018-04-09 01:53:01 -0700641 /* THe BVI interface */
642 VNET_FLOOD_CLASS_BVI,
Eyal Baric5b13602016-11-24 19:42:43 +0200643 /* Always flood */
644 VNET_FLOOD_CLASS_NORMAL,
645 VNET_FLOOD_CLASS_TUNNEL_MASTER,
646 /* Does not flood when tunnel master is in the same L2 BD */
Neale Ranns87dad112018-04-09 01:53:01 -0700647 VNET_FLOOD_CLASS_TUNNEL_NORMAL,
648 /* Never flood to this type */
649 VNET_FLOOD_CLASS_NO_FLOOD,
Eyal Baric5b13602016-11-24 19:42:43 +0200650} vnet_flood_class_t;
651
Ole Troand7231612018-06-07 10:17:57 +0200652/* Per protocol MTU */
653typedef enum
654{
655 VNET_MTU_L3, /* Default payload MTU (without L2 headers) */
656 VNET_MTU_IP4, /* Per-protocol MTUs overriding default */
657 VNET_MTU_IP6,
658 VNET_MTU_MPLS,
659 VNET_N_MTU
660} vnet_mtu_t;
661
662extern vnet_mtu_t vnet_link_to_mtu (vnet_link_t link);
663
Neale Ranns1855b8e2018-07-11 10:31:26 -0700664typedef enum vnet_sw_interface_flags_t_
665{
Neale Rannsb3a93812018-10-29 01:55:24 -0700666 VNET_SW_INTERFACE_FLAG_NONE = 0,
Paul Vinciguerrabdc0e6b2018-09-22 05:32:50 -0700667 /* Interface is "up" meaning administratively up.
Neale Ranns1855b8e2018-07-11 10:31:26 -0700668 Up in the sense of link state being up is maintained by hardware interface. */
669 VNET_SW_INTERFACE_FLAG_ADMIN_UP = (1 << 0),
670
671 /* Interface is disabled for forwarding: punt all traffic to slow-path. */
672 VNET_SW_INTERFACE_FLAG_PUNT = (1 << 1),
673
Neale Ranns57e53bb2019-05-29 13:58:43 +0000674 __VNET_SW_INTERFACE_FLAG_UNSUED = (1 << 2),
Neale Ranns1855b8e2018-07-11 10:31:26 -0700675
676 VNET_SW_INTERFACE_FLAG_UNNUMBERED = (1 << 3),
677
678 VNET_SW_INTERFACE_FLAG_BOND_SLAVE = (1 << 4),
679
680 /* Interface does not appear in CLI/API */
681 VNET_SW_INTERFACE_FLAG_HIDDEN = (1 << 5),
682
683 /* Interface in ERROR state */
684 VNET_SW_INTERFACE_FLAG_ERROR = (1 << 6),
685
686 /* Interface has IP configured directed broadcast */
687 VNET_SW_INTERFACE_FLAG_DIRECTED_BCAST = (1 << 7),
688
689} __attribute__ ((packed)) vnet_sw_interface_flags_t;
690
Ed Warnickecb9cada2015-12-08 15:45:58 -0700691/* Software-interface. This corresponds to a Ethernet VLAN, ATM vc, a
692 tunnel, etc. Configuration (e.g. IP address) gets attached to
693 software interface. */
Dave Barachba868bb2016-08-08 09:51:21 -0400694typedef struct
695{
696 vnet_sw_interface_type_t type:16;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700697
Neale Ranns1855b8e2018-07-11 10:31:26 -0700698 vnet_sw_interface_flags_t flags;
Damjan Marionabce5092017-05-10 20:09:31 +0200699
Ed Warnickecb9cada2015-12-08 15:45:58 -0700700 /* Index for this interface. */
701 u32 sw_if_index;
702
703 /* Software interface index of super-interface;
704 equal to sw_if_index if this interface is not a
705 sub-interface. */
706 u32 sup_sw_if_index;
707
708 /* this swif is unnumbered, use addresses on unnumbered_sw_if_index... */
709 u32 unnumbered_sw_if_index;
710
Damjan Mariona8ab5682018-05-10 20:26:36 +0200711 /* VNET_SW_INTERFACE_TYPE_HARDWARE. */
712 u32 hw_if_index;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700713
Ole Troand7231612018-06-07 10:17:57 +0200714 /* MTU for network layer (not including L2 headers) */
715 u32 mtu[VNET_N_MTU];
716
Damjan Mariona8ab5682018-05-10 20:26:36 +0200717 /* VNET_SW_INTERFACE_TYPE_SUB. */
718 vnet_sub_interface_t sub;
Pavel Kotucek15ac81c2017-06-20 14:00:26 +0200719
Damjan Mariona8ab5682018-05-10 20:26:36 +0200720 /* VNET_SW_INTERFACE_TYPE_P2P. */
721 vnet_p2p_sub_interface_t p2p;
Eyal Baric5b13602016-11-24 19:42:43 +0200722
723 vnet_flood_class_t flood_class;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700724} vnet_sw_interface_t;
725
Dave Barachba868bb2016-08-08 09:51:21 -0400726typedef enum
727{
Ed Warnickecb9cada2015-12-08 15:45:58 -0700728 /* Simple counters. */
729 VNET_INTERFACE_COUNTER_DROP = 0,
730 VNET_INTERFACE_COUNTER_PUNT = 1,
731 VNET_INTERFACE_COUNTER_IP4 = 2,
732 VNET_INTERFACE_COUNTER_IP6 = 3,
733 VNET_INTERFACE_COUNTER_RX_NO_BUF = 4,
734 VNET_INTERFACE_COUNTER_RX_MISS = 5,
735 VNET_INTERFACE_COUNTER_RX_ERROR = 6,
736 VNET_INTERFACE_COUNTER_TX_ERROR = 7,
Neale Ranns0bfe5d82016-08-25 15:29:12 +0100737 VNET_INTERFACE_COUNTER_MPLS = 8,
738 VNET_N_SIMPLE_INTERFACE_COUNTER = 9,
Ed Warnickecb9cada2015-12-08 15:45:58 -0700739 /* Combined counters. */
740 VNET_INTERFACE_COUNTER_RX = 0,
Neale Ranns871dc422018-03-29 01:28:09 -0700741 VNET_INTERFACE_COUNTER_RX_UNICAST = 1,
742 VNET_INTERFACE_COUNTER_RX_MULTICAST = 2,
743 VNET_INTERFACE_COUNTER_RX_BROADCAST = 3,
744 VNET_INTERFACE_COUNTER_TX = 4,
745 VNET_INTERFACE_COUNTER_TX_UNICAST = 5,
746 VNET_INTERFACE_COUNTER_TX_MULTICAST = 6,
Neale Ranns6f4a6be2018-03-16 16:26:21 -0700747 VNET_INTERFACE_COUNTER_TX_BROADCAST = 7,
748 VNET_N_COMBINED_INTERFACE_COUNTER = 8,
Ed Warnickecb9cada2015-12-08 15:45:58 -0700749} vnet_interface_counter_type_t;
750
Neale Ranns871dc422018-03-29 01:28:09 -0700751#define foreach_rx_combined_interface_counter(_x) \
752 for (_x = VNET_INTERFACE_COUNTER_RX; \
753 _x <= VNET_INTERFACE_COUNTER_RX_BROADCAST; \
754 _x++)
755
756#define foreach_tx_combined_interface_counter(_x) \
757 for (_x = VNET_INTERFACE_COUNTER_TX; \
758 _x <= VNET_INTERFACE_COUNTER_TX_BROADCAST; \
759 _x++)
Neale Ranns6f4a6be2018-03-16 16:26:21 -0700760
Ole Troan1ec0ea82018-06-14 09:28:27 +0200761#define foreach_simple_interface_counter_name \
762 _(DROP, drops, if) \
763 _(PUNT, punt, if) \
764 _(IP4, ip4, if) \
765 _(IP6, ip6, if) \
766 _(RX_NO_BUF, rx-no-buf, if) \
767 _(RX_MISS, rx-miss, if) \
768 _(RX_ERROR, rx-error, if) \
Paul Vinciguerra8b5d0b82019-01-21 08:48:21 -0800769 _(TX_ERROR, tx-error, if) \
770 _(MPLS, mpls, if)
Ole Troan1ec0ea82018-06-14 09:28:27 +0200771
772#define foreach_combined_interface_counter_name \
773 _(RX, rx, if) \
774 _(RX_UNICAST, rx-unicast, if) \
775 _(RX_MULTICAST, rx-multicast, if) \
776 _(RX_BROADCAST, rx-broadcast, if) \
777 _(TX, tx, if) \
Ole Troan712dde92019-04-11 09:08:39 +0200778 _(TX_UNICAST, tx-unicast, if) \
Ole Troan1ec0ea82018-06-14 09:28:27 +0200779 _(TX_MULTICAST, tx-multicast, if) \
780 _(TX_BROADCAST, tx-broadcast, if)
781
Neale Ranns6f4a6be2018-03-16 16:26:21 -0700782typedef enum
783{
784 COLLECT_SIMPLE_STATS = 0,
785 COLLECT_DETAILED_STATS = 1,
786} vnet_interface_stats_collection_mode_e;
787
788extern int collect_detailed_interface_stats_flag;
789
790static inline int
Neale Rannsf704f382018-03-19 12:24:07 -0400791collect_detailed_interface_stats (void)
Neale Ranns6f4a6be2018-03-16 16:26:21 -0700792{
793 return collect_detailed_interface_stats_flag;
794}
795
Neale Rannsf704f382018-03-19 12:24:07 -0400796void collect_detailed_interface_stats_flag_set (void);
797void collect_detailed_interface_stats_flag_clear (void);
Neale Ranns6f4a6be2018-03-16 16:26:21 -0700798
799
Dave Barachba868bb2016-08-08 09:51:21 -0400800typedef struct
801{
Ed Warnickecb9cada2015-12-08 15:45:58 -0700802 u32 output_node_index;
803 u32 tx_node_index;
804} vnet_hw_interface_nodes_t;
805
Dave Barachba868bb2016-08-08 09:51:21 -0400806typedef struct
807{
Vijayabhaskar Katamreddye3bbf5b2019-06-28 12:59:23 -0700808 CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
Andrew Yourtchenko6a7cff72018-10-12 16:09:22 +0200809 u32 *split_buffers;
Andrew Yourtchenko6a7cff72018-10-12 16:09:22 +0200810} vnet_interface_per_thread_data_t;
811
Florin Coras3ffe6ca2019-06-26 16:27:13 -0700812typedef u8 *(*vnet_buffer_opquae_formatter_t) (const vlib_buffer_t * b,
813 u8 * s);
814
Andrew Yourtchenko6a7cff72018-10-12 16:09:22 +0200815typedef struct
816{
Ed Warnickecb9cada2015-12-08 15:45:58 -0700817 /* Hardware interfaces. */
Dave Barachba868bb2016-08-08 09:51:21 -0400818 vnet_hw_interface_t *hw_interfaces;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700819
820 /* Hash table mapping HW interface name to index. */
Dave Barachba868bb2016-08-08 09:51:21 -0400821 uword *hw_interface_by_name;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700822
823 /* Vectors if hardware interface classes and device classes. */
Dave Barachba868bb2016-08-08 09:51:21 -0400824 vnet_hw_interface_class_t *hw_interface_classes;
825 vnet_device_class_t *device_classes;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700826
827 /* Hash table mapping name to hw interface/device class. */
Dave Barachba868bb2016-08-08 09:51:21 -0400828 uword *hw_interface_class_by_name;
829 uword *device_class_by_name;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700830
831 /* Software interfaces. */
Dave Barachba868bb2016-08-08 09:51:21 -0400832 vnet_sw_interface_t *sw_interfaces;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700833
834 /* Hash table mapping sub intfc sw_if_index by sup sw_if_index and sub id */
Dave Barachba868bb2016-08-08 09:51:21 -0400835 uword *sw_if_index_by_sup_and_sub;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700836
837 /* Software interface counters both simple and combined
838 packet and byte counters. */
839 volatile u32 *sw_if_counter_lock;
Dave Barachba868bb2016-08-08 09:51:21 -0400840 vlib_simple_counter_main_t *sw_if_counters;
841 vlib_combined_counter_main_t *combined_sw_if_counters;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700842
Dave Barachba868bb2016-08-08 09:51:21 -0400843 vnet_hw_interface_nodes_t *deleted_hw_interface_nodes;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700844
845 /* pcap drop tracing */
846 int drop_pcap_enable;
847 pcap_main_t pcap_main;
Dave Barachba868bb2016-08-08 09:51:21 -0400848 u8 *pcap_filename;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700849 u32 pcap_sw_if_index;
850 u32 pcap_pkts_to_capture;
Dave Barachba868bb2016-08-08 09:51:21 -0400851 uword *pcap_drop_filter_hash;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700852
Florin Coras3ffe6ca2019-06-26 16:27:13 -0700853 /* Buffer metadata format helper functions */
854 vnet_buffer_opquae_formatter_t *buffer_opaque_format_helpers;
855 vnet_buffer_opquae_formatter_t *buffer_opaque2_format_helpers;
856
Andrew Yourtchenko6a7cff72018-10-12 16:09:22 +0200857 /* per-thread data */
858 vnet_interface_per_thread_data_t *per_thread_data;
859
860 /* enable GSO processing in packet path if this count is > 0 */
861 u32 gso_interface_count;
862
Damjan Marion152e21d2016-11-29 14:55:43 +0100863 /* feature_arc_index */
864 u8 output_feature_arc_index;
Ed Warnickecb9cada2015-12-08 15:45:58 -0700865} vnet_interface_main_t;
866
Dave Barachba868bb2016-08-08 09:51:21 -0400867static inline void
868vnet_interface_counter_lock (vnet_interface_main_t * im)
Ed Warnickecb9cada2015-12-08 15:45:58 -0700869{
870 if (im->sw_if_counter_lock)
Sirshak Das2f6d7bb2018-10-03 22:53:51 +0000871 while (clib_atomic_test_and_set (im->sw_if_counter_lock))
Ed Warnickecb9cada2015-12-08 15:45:58 -0700872 /* zzzz */ ;
873}
Dave Barachba868bb2016-08-08 09:51:21 -0400874
875static inline void
876vnet_interface_counter_unlock (vnet_interface_main_t * im)
Ed Warnickecb9cada2015-12-08 15:45:58 -0700877{
878 if (im->sw_if_counter_lock)
Sirshak Das2f6d7bb2018-10-03 22:53:51 +0000879 clib_atomic_release (im->sw_if_counter_lock);
Ed Warnickecb9cada2015-12-08 15:45:58 -0700880}
881
882void vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add);
883
884int vnet_interface_name_renumber (u32 sw_if_index, u32 new_show_dev_instance);
885
Damjan Marion652d2e12019-02-02 00:15:27 +0100886uword vnet_interface_output_node (vlib_main_t * vm,
887 vlib_node_runtime_t * node,
888 vlib_frame_t * frame);
889
Florin Coras3ffe6ca2019-06-26 16:27:13 -0700890void vnet_register_format_buffer_opaque_helper
891 (vnet_buffer_opquae_formatter_t fn);
892
893void vnet_register_format_buffer_opaque2_helper
894 (vnet_buffer_opquae_formatter_t fn);
895
Ed Warnickecb9cada2015-12-08 15:45:58 -0700896#endif /* included_vnet_interface_h */
Dave Barachba868bb2016-08-08 09:51:21 -0400897
898/*
899 * fd.io coding-style-patch-verification: ON
900 *
901 * Local Variables:
902 * eval: (c-set-style "gnu")
903 * End:
904 */