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JP		 1/**
2 * @file
3 * Management Information Base II (RFC1213) objects and functions.
4 *
5 * @note the object identifiers for this MIB-2 and private MIB tree
6 * must be kept in sorted ascending order. This to ensure correct getnext operation.
7 */
8
9/*
10 * Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
11 * All rights reserved.
12 *
13 * Redistribution and use in source and binary forms, with or without modification,
14 * are permitted provided that the following conditions are met:
15 *
16 * 1. Redistributions of source code must retain the above copyright notice,
17 * this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright notice,
19 * this list of conditions and the following disclaimer in the documentation
20 * and/or other materials provided with the distribution.
21 * 3. The name of the author may not be used to endorse or promote products
22 * derived from this software without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
25 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
27 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
28 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
29 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
30 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
31 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
32 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
33 * OF SUCH DAMAGE.
34 *
35 * Author: Christiaan Simons <christiaan.simons@axon.tv>
36 */
37
38#include "lwip/opt.h"
39
40#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
41
42#include "lwip/snmp.h"
43#include "lwip/netif.h"
44#include "lwip/ip.h"
45#include "lwip/ip_frag.h"
46#include "lwip/tcp.h"
47#include "lwip/udp.h"
48#include "lwip/snmp_asn1.h"
49#include "lwip/snmp_structs.h"
50#include "netif/etharp.h"
51
52/**
53 * IANA assigned enterprise ID for lwIP is 26381
54 * @see http://www.iana.org/assignments/enterprise-numbers
55 *
56 * @note this enterprise ID is assigned to the lwIP project,
57 * all object identifiers living under this ID are assigned
58 * by the lwIP maintainers (contact Christiaan Simons)!
59 * @note don't change this define, use snmp_set_sysobjid()
60 *
61 * If you need to create your own private MIB you'll need
62 * to apply for your own enterprise ID with IANA:
63 * http://www.iana.org/numbers.html
64 */
65#define SNMP_ENTERPRISE_ID 26381
66#define SNMP_SYSOBJID_LEN 7
67#define SNMP_SYSOBJID {1, 3, 6, 1, 4, 1, SNMP_ENTERPRISE_ID}
68
69#ifndef SNMP_SYSSERVICES
70#define SNMP_SYSSERVICES ((1 << 6) | (1 << 3) | ((IP_FORWARD) << 2))
71#endif
72
73#ifndef SNMP_GET_SYSUPTIME
74#define SNMP_GET_SYSUPTIME(sysuptime)
75#endif
76
77static void system_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
78static void system_get_value(struct obj_def *od, u16_t len, void *value);
79static u8_t system_set_test(struct obj_def *od, u16_t len, void *value);
80static void system_set_value(struct obj_def *od, u16_t len, void *value);
81static void interfaces_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
82static void interfaces_get_value(struct obj_def *od, u16_t len, void *value);
83static void ifentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
84static void ifentry_get_value(struct obj_def *od, u16_t len, void *value);
85#if !SNMP_SAFE_REQUESTS
86static u8_t ifentry_set_test (struct obj_def *od, u16_t len, void *value);
87static void ifentry_set_value (struct obj_def *od, u16_t len, void *value);
88#endif /* SNMP_SAFE_REQUESTS */
89static void atentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
90static void atentry_get_value(struct obj_def *od, u16_t len, void *value);
91static void ip_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
92static void ip_get_value(struct obj_def *od, u16_t len, void *value);
93static u8_t ip_set_test(struct obj_def *od, u16_t len, void *value);
94static void ip_addrentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
95static void ip_addrentry_get_value(struct obj_def *od, u16_t len, void *value);
96static void ip_rteentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
97static void ip_rteentry_get_value(struct obj_def *od, u16_t len, void *value);
98static void ip_ntomentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
99static void ip_ntomentry_get_value(struct obj_def *od, u16_t len, void *value);
100static void icmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
101static void icmp_get_value(struct obj_def *od, u16_t len, void *value);
102#if LWIP_TCP
103static void tcp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
104static void tcp_get_value(struct obj_def *od, u16_t len, void *value);
105#ifdef THIS_SEEMS_UNUSED
106static void tcpconnentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
107static void tcpconnentry_get_value(struct obj_def *od, u16_t len, void *value);
108#endif
109#endif
110static void udp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
111static void udp_get_value(struct obj_def *od, u16_t len, void *value);
112static void udpentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
113static void udpentry_get_value(struct obj_def *od, u16_t len, void *value);
114static void snmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od);
115static void snmp_get_value(struct obj_def *od, u16_t len, void *value);
116static u8_t snmp_set_test(struct obj_def *od, u16_t len, void *value);
117static void snmp_set_value(struct obj_def *od, u16_t len, void *value);
118
119
120/* snmp .1.3.6.1.2.1.11 */
121const mib_scalar_node snmp_scalar = {
122 &snmp_get_object_def,
123 &snmp_get_value,
124 &snmp_set_test,
125 &snmp_set_value,
126 MIB_NODE_SC,
127 0
128};
129const s32_t snmp_ids[28] = {
130 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16,
131 17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30
132};
133struct mib_node* const snmp_nodes[28] = {
134 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
135 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
136 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
137 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
138 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
139 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
140 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
141 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
142 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
143 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
144 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
145 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
146 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar,
147 (struct mib_node* const)&snmp_scalar, (struct mib_node* const)&snmp_scalar
148};
149const struct mib_array_node snmp = {
150 &noleafs_get_object_def,
151 &noleafs_get_value,
152 &noleafs_set_test,
153 &noleafs_set_value,
154 MIB_NODE_AR,
155 28,
156 snmp_ids,
157 snmp_nodes
158};
159
160/* dot3 and EtherLike MIB not planned. (transmission .1.3.6.1.2.1.10) */
161/* historical (some say hysterical). (cmot .1.3.6.1.2.1.9) */
162/* lwIP has no EGP, thus may not implement it. (egp .1.3.6.1.2.1.8) */
163
164/* udp .1.3.6.1.2.1.7 */
165/** index root node for udpTable */
166struct mib_list_rootnode udp_root = {
167 &noleafs_get_object_def,
168 &noleafs_get_value,
169 &noleafs_set_test,
170 &noleafs_set_value,
171 MIB_NODE_LR,
172 0,
173 NULL,
174 NULL,
175 0
176};
177const s32_t udpentry_ids[2] = { 1, 2 };
178struct mib_node* const udpentry_nodes[2] = {
179 (struct mib_node* const)&udp_root, (struct mib_node* const)&udp_root,
180};
181const struct mib_array_node udpentry = {
182 &noleafs_get_object_def,
183 &noleafs_get_value,
184 &noleafs_set_test,
185 &noleafs_set_value,
186 MIB_NODE_AR,
187 2,
188 udpentry_ids,
189 udpentry_nodes
190};
191
192s32_t udptable_id = 1;
193struct mib_node* udptable_node = (struct mib_node* const)&udpentry;
194struct mib_ram_array_node udptable = {
195 &noleafs_get_object_def,
196 &noleafs_get_value,
197 &noleafs_set_test,
198 &noleafs_set_value,
199 MIB_NODE_RA,
200 0,
201 &udptable_id,
202 &udptable_node
203};
204
205const mib_scalar_node udp_scalar = {
206 &udp_get_object_def,
207 &udp_get_value,
208 &noleafs_set_test,
209 &noleafs_set_value,
210 MIB_NODE_SC,
211 0
212};
213const s32_t udp_ids[5] = { 1, 2, 3, 4, 5 };
214struct mib_node* const udp_nodes[5] = {
215 (struct mib_node* const)&udp_scalar, (struct mib_node* const)&udp_scalar,
216 (struct mib_node* const)&udp_scalar, (struct mib_node* const)&udp_scalar,
217 (struct mib_node* const)&udptable
218};
219const struct mib_array_node udp = {
220 &noleafs_get_object_def,
221 &noleafs_get_value,
222 &noleafs_set_test,
223 &noleafs_set_value,
224 MIB_NODE_AR,
225 5,
226 udp_ids,
227 udp_nodes
228};
229
230/* tcp .1.3.6.1.2.1.6 */
231#if LWIP_TCP
232/* only if the TCP protocol is available may implement this group */
233/** index root node for tcpConnTable */
234struct mib_list_rootnode tcpconntree_root = {
235 &noleafs_get_object_def,
236 &noleafs_get_value,
237 &noleafs_set_test,
238 &noleafs_set_value,
239 MIB_NODE_LR,
240 0,
241 NULL,
242 NULL,
243 0
244};
245const s32_t tcpconnentry_ids[5] = { 1, 2, 3, 4, 5 };
246struct mib_node* const tcpconnentry_nodes[5] = {
247 (struct mib_node* const)&tcpconntree_root, (struct mib_node* const)&tcpconntree_root,
248 (struct mib_node* const)&tcpconntree_root, (struct mib_node* const)&tcpconntree_root,
249 (struct mib_node* const)&tcpconntree_root
250};
251const struct mib_array_node tcpconnentry = {
252 &noleafs_get_object_def,
253 &noleafs_get_value,
254 &noleafs_set_test,
255 &noleafs_set_value,
256 MIB_NODE_AR,
257 5,
258 tcpconnentry_ids,
259 tcpconnentry_nodes
260};
261
262s32_t tcpconntable_id = 1;
263struct mib_node* tcpconntable_node = (struct mib_node* const)&tcpconnentry;
264struct mib_ram_array_node tcpconntable = {
265 &noleafs_get_object_def,
266 &noleafs_get_value,
267 &noleafs_set_test,
268 &noleafs_set_value,
269 MIB_NODE_RA,
270/** @todo update maxlength when inserting / deleting from table
271 0 when table is empty, 1 when more than one entry */
272 0,
273 &tcpconntable_id,
274 &tcpconntable_node
275};
276
277const mib_scalar_node tcp_scalar = {
278 &tcp_get_object_def,
279 &tcp_get_value,
280 &noleafs_set_test,
281 &noleafs_set_value,
282 MIB_NODE_SC,
283 0
284};
285const s32_t tcp_ids[15] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 };
286struct mib_node* const tcp_nodes[15] = {
287 (struct mib_node* const)&tcp_scalar, (struct mib_node* const)&tcp_scalar,
288 (struct mib_node* const)&tcp_scalar, (struct mib_node* const)&tcp_scalar,
289 (struct mib_node* const)&tcp_scalar, (struct mib_node* const)&tcp_scalar,
290 (struct mib_node* const)&tcp_scalar, (struct mib_node* const)&tcp_scalar,
291 (struct mib_node* const)&tcp_scalar, (struct mib_node* const)&tcp_scalar,
292 (struct mib_node* const)&tcp_scalar, (struct mib_node* const)&tcp_scalar,
293 (struct mib_node* const)&tcpconntable, (struct mib_node* const)&tcp_scalar,
294 (struct mib_node* const)&tcp_scalar
295};
296const struct mib_array_node tcp = {
297 &noleafs_get_object_def,
298 &noleafs_get_value,
299 &noleafs_set_test,
300 &noleafs_set_value,
301 MIB_NODE_AR,
302 15,
303 tcp_ids,
304 tcp_nodes
305};
306#endif
307
308/* icmp .1.3.6.1.2.1.5 */
309const mib_scalar_node icmp_scalar = {
310 &icmp_get_object_def,
311 &icmp_get_value,
312 &noleafs_set_test,
313 &noleafs_set_value,
314 MIB_NODE_SC,
315 0
316};
317const s32_t icmp_ids[26] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26 };
318struct mib_node* const icmp_nodes[26] = {
319 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
320 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
321 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
322 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
323 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
324 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
325 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
326 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
327 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
328 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
329 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
330 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar,
331 (struct mib_node* const)&icmp_scalar, (struct mib_node* const)&icmp_scalar
332};
333const struct mib_array_node icmp = {
334 &noleafs_get_object_def,
335 &noleafs_get_value,
336 &noleafs_set_test,
337 &noleafs_set_value,
338 MIB_NODE_AR,
339 26,
340 icmp_ids,
341 icmp_nodes
342};
343
344/** index root node for ipNetToMediaTable */
345struct mib_list_rootnode ipntomtree_root = {
346 &noleafs_get_object_def,
347 &noleafs_get_value,
348 &noleafs_set_test,
349 &noleafs_set_value,
350 MIB_NODE_LR,
351 0,
352 NULL,
353 NULL,
354 0
355};
356const s32_t ipntomentry_ids[4] = { 1, 2, 3, 4 };
357struct mib_node* const ipntomentry_nodes[4] = {
358 (struct mib_node* const)&ipntomtree_root, (struct mib_node* const)&ipntomtree_root,
359 (struct mib_node* const)&ipntomtree_root, (struct mib_node* const)&ipntomtree_root
360};
361const struct mib_array_node ipntomentry = {
362 &noleafs_get_object_def,
363 &noleafs_get_value,
364 &noleafs_set_test,
365 &noleafs_set_value,
366 MIB_NODE_AR,
367 4,
368 ipntomentry_ids,
369 ipntomentry_nodes
370};
371
372s32_t ipntomtable_id = 1;
373struct mib_node* ipntomtable_node = (struct mib_node* const)&ipntomentry;
374struct mib_ram_array_node ipntomtable = {
375 &noleafs_get_object_def,
376 &noleafs_get_value,
377 &noleafs_set_test,
378 &noleafs_set_value,
379 MIB_NODE_RA,
380 0,
381 &ipntomtable_id,
382 &ipntomtable_node
383};
384
385/** index root node for ipRouteTable */
386struct mib_list_rootnode iprtetree_root = {
387 &noleafs_get_object_def,
388 &noleafs_get_value,
389 &noleafs_set_test,
390 &noleafs_set_value,
391 MIB_NODE_LR,
392 0,
393 NULL,
394 NULL,
395 0
396};
397const s32_t iprteentry_ids[13] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 };
398struct mib_node* const iprteentry_nodes[13] = {
399 (struct mib_node* const)&iprtetree_root, (struct mib_node* const)&iprtetree_root,
400 (struct mib_node* const)&iprtetree_root, (struct mib_node* const)&iprtetree_root,
401 (struct mib_node* const)&iprtetree_root, (struct mib_node* const)&iprtetree_root,
402 (struct mib_node* const)&iprtetree_root, (struct mib_node* const)&iprtetree_root,
403 (struct mib_node* const)&iprtetree_root, (struct mib_node* const)&iprtetree_root,
404 (struct mib_node* const)&iprtetree_root, (struct mib_node* const)&iprtetree_root,
405 (struct mib_node* const)&iprtetree_root
406};
407const struct mib_array_node iprteentry = {
408 &noleafs_get_object_def,
409 &noleafs_get_value,
410 &noleafs_set_test,
411 &noleafs_set_value,
412 MIB_NODE_AR,
413 13,
414 iprteentry_ids,
415 iprteentry_nodes
416};
417
418s32_t iprtetable_id = 1;
419struct mib_node* iprtetable_node = (struct mib_node* const)&iprteentry;
420struct mib_ram_array_node iprtetable = {
421 &noleafs_get_object_def,
422 &noleafs_get_value,
423 &noleafs_set_test,
424 &noleafs_set_value,
425 MIB_NODE_RA,
426 0,
427 &iprtetable_id,
428 &iprtetable_node
429};
430
431/** index root node for ipAddrTable */
432struct mib_list_rootnode ipaddrtree_root = {
433 &noleafs_get_object_def,
434 &noleafs_get_value,
435 &noleafs_set_test,
436 &noleafs_set_value,
437 MIB_NODE_LR,
438 0,
439 NULL,
440 NULL,
441 0
442};
443const s32_t ipaddrentry_ids[5] = { 1, 2, 3, 4, 5 };
444struct mib_node* const ipaddrentry_nodes[5] = {
445 (struct mib_node* const)&ipaddrtree_root,
446 (struct mib_node* const)&ipaddrtree_root,
447 (struct mib_node* const)&ipaddrtree_root,
448 (struct mib_node* const)&ipaddrtree_root,
449 (struct mib_node* const)&ipaddrtree_root
450};
451const struct mib_array_node ipaddrentry = {
452 &noleafs_get_object_def,
453 &noleafs_get_value,
454 &noleafs_set_test,
455 &noleafs_set_value,
456 MIB_NODE_AR,
457 5,
458 ipaddrentry_ids,
459 ipaddrentry_nodes
460};
461
462s32_t ipaddrtable_id = 1;
463struct mib_node* ipaddrtable_node = (struct mib_node* const)&ipaddrentry;
464struct mib_ram_array_node ipaddrtable = {
465 &noleafs_get_object_def,
466 &noleafs_get_value,
467 &noleafs_set_test,
468 &noleafs_set_value,
469 MIB_NODE_RA,
470 0,
471 &ipaddrtable_id,
472 &ipaddrtable_node
473};
474
475/* ip .1.3.6.1.2.1.4 */
476const mib_scalar_node ip_scalar = {
477 &ip_get_object_def,
478 &ip_get_value,
479 &ip_set_test,
480 &noleafs_set_value,
481 MIB_NODE_SC,
482 0
483};
484const s32_t ip_ids[23] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 };
485struct mib_node* const ip_nodes[23] = {
486 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
487 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
488 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
489 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
490 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
491 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
492 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
493 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
494 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ip_scalar,
495 (struct mib_node* const)&ip_scalar, (struct mib_node* const)&ipaddrtable,
496 (struct mib_node* const)&iprtetable, (struct mib_node* const)&ipntomtable,
497 (struct mib_node* const)&ip_scalar
498};
499const struct mib_array_node mib2_ip = {
500 &noleafs_get_object_def,
501 &noleafs_get_value,
502 &noleafs_set_test,
503 &noleafs_set_value,
504 MIB_NODE_AR,
505 23,
506 ip_ids,
507 ip_nodes
508};
509
510/** index root node for atTable */
511struct mib_list_rootnode arptree_root = {
512 &noleafs_get_object_def,
513 &noleafs_get_value,
514 &noleafs_set_test,
515 &noleafs_set_value,
516 MIB_NODE_LR,
517 0,
518 NULL,
519 NULL,
520 0
521};
522const s32_t atentry_ids[3] = { 1, 2, 3 };
523struct mib_node* const atentry_nodes[3] = {
524 (struct mib_node* const)&arptree_root,
525 (struct mib_node* const)&arptree_root,
526 (struct mib_node* const)&arptree_root
527};
528const struct mib_array_node atentry = {
529 &noleafs_get_object_def,
530 &noleafs_get_value,
531 &noleafs_set_test,
532 &noleafs_set_value,
533 MIB_NODE_AR,
534 3,
535 atentry_ids,
536 atentry_nodes
537};
538
539const s32_t attable_id = 1;
540struct mib_node* const attable_node = (struct mib_node* const)&atentry;
541const struct mib_array_node attable = {
542 &noleafs_get_object_def,
543 &noleafs_get_value,
544 &noleafs_set_test,
545 &noleafs_set_value,
546 MIB_NODE_AR,
547 1,
548 &attable_id,
549 &attable_node
550};
551
552/* at .1.3.6.1.2.1.3 */
553s32_t at_id = 1;
554struct mib_node* mib2_at_node = (struct mib_node* const)&attable;
555struct mib_ram_array_node at = {
556 &noleafs_get_object_def,
557 &noleafs_get_value,
558 &noleafs_set_test,
559 &noleafs_set_value,
560 MIB_NODE_RA,
561 0,
562 &at_id,
563 &mib2_at_node
564};
565
566/** index root node for ifTable */
567struct mib_list_rootnode iflist_root = {
568 &ifentry_get_object_def,
569 &ifentry_get_value,
570#if SNMP_SAFE_REQUESTS
571 &noleafs_set_test,
572 &noleafs_set_value,
573#else /* SNMP_SAFE_REQUESTS */
574 &ifentry_set_test,
575 &ifentry_set_value,
576#endif /* SNMP_SAFE_REQUESTS */
577 MIB_NODE_LR,
578 0,
579 NULL,
580 NULL,
581 0
582};
583const s32_t ifentry_ids[22] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 };
584struct mib_node* const ifentry_nodes[22] = {
585 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
586 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
587 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
588 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
589 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
590 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
591 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
592 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
593 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
594 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root,
595 (struct mib_node* const)&iflist_root, (struct mib_node* const)&iflist_root
596};
597const struct mib_array_node ifentry = {
598 &noleafs_get_object_def,
599 &noleafs_get_value,
600 &noleafs_set_test,
601 &noleafs_set_value,
602 MIB_NODE_AR,
603 22,
604 ifentry_ids,
605 ifentry_nodes
606};
607
608s32_t iftable_id = 1;
609struct mib_node* iftable_node = (struct mib_node* const)&ifentry;
610struct mib_ram_array_node iftable = {
611 &noleafs_get_object_def,
612 &noleafs_get_value,
613 &noleafs_set_test,
614 &noleafs_set_value,
615 MIB_NODE_RA,
616 0,
617 &iftable_id,
618 &iftable_node
619};
620
621/* interfaces .1.3.6.1.2.1.2 */
622const mib_scalar_node interfaces_scalar = {
623 &interfaces_get_object_def,
624 &interfaces_get_value,
625 &noleafs_set_test,
626 &noleafs_set_value,
627 MIB_NODE_SC,
628 0
629};
630const s32_t interfaces_ids[2] = { 1, 2 };
631struct mib_node* const interfaces_nodes[2] = {
632 (struct mib_node* const)&interfaces_scalar, (struct mib_node* const)&iftable
633};
634const struct mib_array_node interfaces = {
635 &noleafs_get_object_def,
636 &noleafs_get_value,
637 &noleafs_set_test,
638 &noleafs_set_value,
639 MIB_NODE_AR,
640 2,
641 interfaces_ids,
642 interfaces_nodes
643};
644
645
646/* 0 1 2 3 4 5 6 */
647/* system .1.3.6.1.2.1.1 */
648const mib_scalar_node sys_tem_scalar = {
649 &system_get_object_def,
650 &system_get_value,
651 &system_set_test,
652 &system_set_value,
653 MIB_NODE_SC,
654 0
655};
656const s32_t sys_tem_ids[7] = { 1, 2, 3, 4, 5, 6, 7 };
657struct mib_node* const sys_tem_nodes[7] = {
658 (struct mib_node* const)&sys_tem_scalar, (struct mib_node* const)&sys_tem_scalar,
659 (struct mib_node* const)&sys_tem_scalar, (struct mib_node* const)&sys_tem_scalar,
660 (struct mib_node* const)&sys_tem_scalar, (struct mib_node* const)&sys_tem_scalar,
661 (struct mib_node* const)&sys_tem_scalar
662};
663/* work around name issue with 'sys_tem', some compiler(s?) seem to reserve 'system' */
664const struct mib_array_node sys_tem = {
665 &noleafs_get_object_def,
666 &noleafs_get_value,
667 &noleafs_set_test,
668 &noleafs_set_value,
669 MIB_NODE_AR,
670 7,
671 sys_tem_ids,
672 sys_tem_nodes
673};
674
675/* mib-2 .1.3.6.1.2.1 */
676#if LWIP_TCP
677#define MIB2_GROUPS 8
678#else
679#define MIB2_GROUPS 7
680#endif
681const s32_t mib2_ids[MIB2_GROUPS] =
682{
683 1,
684 2,
685 3,
686 4,
687 5,
688#if LWIP_TCP
689 6,
690#endif
691 7,
692 11
693};
694struct mib_node* const mib2_nodes[MIB2_GROUPS] = {
695 (struct mib_node* const)&sys_tem,
696 (struct mib_node* const)&interfaces,
697 (struct mib_node* const)&at,
698 (struct mib_node* const)&mib2_ip,
699 (struct mib_node* const)&icmp,
700#if LWIP_TCP
701 (struct mib_node* const)&tcp,
702#endif
703 (struct mib_node* const)&udp,
704 (struct mib_node* const)&snmp
705};
706
707const struct mib_array_node mib2 = {
708 &noleafs_get_object_def,
709 &noleafs_get_value,
710 &noleafs_set_test,
711 &noleafs_set_value,
712 MIB_NODE_AR,
713 MIB2_GROUPS,
714 mib2_ids,
715 mib2_nodes
716};
717
718/* mgmt .1.3.6.1.2 */
719const s32_t mgmt_ids[1] = { 1 };
720struct mib_node* const mgmt_nodes[1] = { (struct mib_node* const)&mib2 };
721const struct mib_array_node mgmt = {
722 &noleafs_get_object_def,
723 &noleafs_get_value,
724 &noleafs_set_test,
725 &noleafs_set_value,
726 MIB_NODE_AR,
727 1,
728 mgmt_ids,
729 mgmt_nodes
730};
731
732/* internet .1.3.6.1 */
733#if SNMP_PRIVATE_MIB
734s32_t internet_ids[2] = { 2, 4 };
735struct mib_node* const internet_nodes[2] = { (struct mib_node* const)&mgmt, (struct mib_node* const)&private };
736const struct mib_array_node internet = {
737 &noleafs_get_object_def,
738 &noleafs_get_value,
739 &noleafs_set_test,
740 &noleafs_set_value,
741 MIB_NODE_AR,
742 2,
743 internet_ids,
744 internet_nodes
745};
746#else
747const s32_t internet_ids[1] = { 2 };
748struct mib_node* const internet_nodes[1] = { (struct mib_node* const)&mgmt };
749const struct mib_array_node internet = {
750 &noleafs_get_object_def,
751 &noleafs_get_value,
752 &noleafs_set_test,
753 &noleafs_set_value,
754 MIB_NODE_AR,
755 1,
756 internet_ids,
757 internet_nodes
758};
759#endif
760
761/** mib-2.system.sysObjectID */
762static struct snmp_obj_id sysobjid = {SNMP_SYSOBJID_LEN, SNMP_SYSOBJID};
763/** enterprise ID for generic TRAPs, .iso.org.dod.internet.mgmt.mib-2.snmp */
764static struct snmp_obj_id snmpgrp_id = {7,{1,3,6,1,2,1,11}};
765/** mib-2.system.sysServices */
766static const s32_t sysservices = SNMP_SYSSERVICES;
767
768/** mib-2.system.sysDescr */
769static const u8_t sysdescr_len_default = 4;
770static const u8_t sysdescr_default[] = "lwIP";
771static u8_t* sysdescr_len_ptr = (u8_t*)&sysdescr_len_default;
772static u8_t* sysdescr_ptr = (u8_t*)&sysdescr_default[0];
773/** mib-2.system.sysContact */
774static const u8_t syscontact_len_default = 0;
775static const u8_t syscontact_default[] = "";
776static u8_t* syscontact_len_ptr = (u8_t*)&syscontact_len_default;
777static u8_t* syscontact_ptr = (u8_t*)&syscontact_default[0];
778/** mib-2.system.sysName */
779static const u8_t sysname_len_default = 8;
780static const u8_t sysname_default[] = "FQDN-unk";
781static u8_t* sysname_len_ptr = (u8_t*)&sysname_len_default;
782static u8_t* sysname_ptr = (u8_t*)&sysname_default[0];
783/** mib-2.system.sysLocation */
784static const u8_t syslocation_len_default = 0;
785static const u8_t syslocation_default[] = "";
786static u8_t* syslocation_len_ptr = (u8_t*)&syslocation_len_default;
787static u8_t* syslocation_ptr = (u8_t*)&syslocation_default[0];
788/** mib-2.snmp.snmpEnableAuthenTraps */
789static const u8_t snmpenableauthentraps_default = 2; /* disabled */
790static u8_t* snmpenableauthentraps_ptr = (u8_t*)&snmpenableauthentraps_default;
791
792/** mib-2.interfaces.ifTable.ifEntry.ifSpecific (zeroDotZero) */
793static const struct snmp_obj_id ifspecific = {2, {0, 0}};
794/** mib-2.ip.ipRouteTable.ipRouteEntry.ipRouteInfo (zeroDotZero) */
795static const struct snmp_obj_id iprouteinfo = {2, {0, 0}};
796
797
798
799/* mib-2.system counter(s) */
800static u32_t sysuptime = 0;
801
802/* mib-2.ip counter(s) */
803static u32_t ipinreceives = 0,
804 ipinhdrerrors = 0,
805 ipinaddrerrors = 0,
806 ipforwdatagrams = 0,
807 ipinunknownprotos = 0,
808 ipindiscards = 0,
809 ipindelivers = 0,
810 ipoutrequests = 0,
811 ipoutdiscards = 0,
812 ipoutnoroutes = 0,
813 ipreasmreqds = 0,
814 ipreasmoks = 0,
815 ipreasmfails = 0,
816 ipfragoks = 0,
817 ipfragfails = 0,
818 ipfragcreates = 0,
819 iproutingdiscards = 0;
820/* mib-2.icmp counter(s) */
821static u32_t icmpinmsgs = 0,
822 icmpinerrors = 0,
823 icmpindestunreachs = 0,
824 icmpintimeexcds = 0,
825 icmpinparmprobs = 0,
826 icmpinsrcquenchs = 0,
827 icmpinredirects = 0,
828 icmpinechos = 0,
829 icmpinechoreps = 0,
830 icmpintimestamps = 0,
831 icmpintimestampreps = 0,
832 icmpinaddrmasks = 0,
833 icmpinaddrmaskreps = 0,
834 icmpoutmsgs = 0,
835 icmpouterrors = 0,
836 icmpoutdestunreachs = 0,
837 icmpouttimeexcds = 0,
838 icmpoutparmprobs = 0,
839 icmpoutsrcquenchs = 0,
840 icmpoutredirects = 0,
841 icmpoutechos = 0,
842 icmpoutechoreps = 0,
843 icmpouttimestamps = 0,
844 icmpouttimestampreps = 0,
845 icmpoutaddrmasks = 0,
846 icmpoutaddrmaskreps = 0;
847/* mib-2.tcp counter(s) */
848static u32_t tcpactiveopens = 0,
849 tcppassiveopens = 0,
850 tcpattemptfails = 0,
851 tcpestabresets = 0,
852 tcpinsegs = 0,
853 tcpoutsegs = 0,
854 tcpretranssegs = 0,
855 tcpinerrs = 0,
856 tcpoutrsts = 0;
857/* mib-2.udp counter(s) */
858static u32_t udpindatagrams = 0,
859 udpnoports = 0,
860 udpinerrors = 0,
861 udpoutdatagrams = 0;
862/* mib-2.snmp counter(s) */
863static u32_t snmpinpkts = 0,
864 snmpoutpkts = 0,
865 snmpinbadversions = 0,
866 snmpinbadcommunitynames = 0,
867 snmpinbadcommunityuses = 0,
868 snmpinasnparseerrs = 0,
869 snmpintoobigs = 0,
870 snmpinnosuchnames = 0,
871 snmpinbadvalues = 0,
872 snmpinreadonlys = 0,
873 snmpingenerrs = 0,
874 snmpintotalreqvars = 0,
875 snmpintotalsetvars = 0,
876 snmpingetrequests = 0,
877 snmpingetnexts = 0,
878 snmpinsetrequests = 0,
879 snmpingetresponses = 0,
880 snmpintraps = 0,
881 snmpouttoobigs = 0,
882 snmpoutnosuchnames = 0,
883 snmpoutbadvalues = 0,
884 snmpoutgenerrs = 0,
885 snmpoutgetrequests = 0,
886 snmpoutgetnexts = 0,
887 snmpoutsetrequests = 0,
888 snmpoutgetresponses = 0,
889 snmpouttraps = 0;
890
891
892
893/* prototypes of the following functions are in lwip/src/include/lwip/snmp.h */
894/**
895 * Copy octet string.
896 *
897 * @param dst points to destination
898 * @param src points to source
899 * @param n number of octets to copy.
900 */
901void ocstrncpy(u8_t *dst, u8_t *src, u8_t n)
902{
903 while (n > 0)
904 {
905 n--;
906 *dst++ = *src++;
907 }
908}
909
910/**
911 * Copy object identifier (s32_t) array.
912 *
913 * @param dst points to destination
914 * @param src points to source
915 * @param n number of sub identifiers to copy.
916 */
917void objectidncpy(s32_t *dst, s32_t *src, u8_t n)
918{
919 while(n > 0)
920 {
921 n--;
922 *dst++ = *src++;
923 }
924}
925
926/**
927 * Initializes sysDescr pointers.
928 *
929 * @param str if non-NULL then copy str pointer
930 * @param len points to string length, excluding zero terminator
931 */
932void snmp_set_sysdesr(u8_t *str, u8_t *len)
933{
934 if (str != NULL)
935 {
936 sysdescr_ptr = str;
937 sysdescr_len_ptr = len;
938 }
939}
940
941void snmp_get_sysobjid_ptr(struct snmp_obj_id **oid)
942{
943 *oid = &sysobjid;
944}
945
946/**
947 * Initializes sysObjectID value.
948 *
949 * @param oid points to stuct snmp_obj_id to copy
950 */
951void snmp_set_sysobjid(struct snmp_obj_id *oid)
952{
953 sysobjid = *oid;
954}
955
956/**
957 * Must be called at regular 10 msec interval from a timer interrupt
958 * or signal handler depending on your runtime environment.
959 */
960void snmp_inc_sysuptime(void)
961{
962 sysuptime++;
963}
964
965void snmp_add_sysuptime(u32_t value)
966{
967 sysuptime+=value;
968}
969
970void snmp_get_sysuptime(u32_t *value)
971{
972 SNMP_GET_SYSUPTIME(sysuptime);
973 *value = sysuptime;
974}
975
976/**
977 * Initializes sysContact pointers,
978 * e.g. ptrs to non-volatile memory external to lwIP.
979 *
980 * @param ocstr if non-NULL then copy str pointer
981 * @param ocstrlen points to string length, excluding zero terminator
982 */
983void snmp_set_syscontact(u8_t *ocstr, u8_t *ocstrlen)
984{
985 if (ocstr != NULL)
986 {
987 syscontact_ptr = ocstr;
988 syscontact_len_ptr = ocstrlen;
989 }
990}
991
992/**
993 * Initializes sysName pointers,
994 * e.g. ptrs to non-volatile memory external to lwIP.
995 *
996 * @param ocstr if non-NULL then copy str pointer
997 * @param ocstrlen points to string length, excluding zero terminator
998 */
999void snmp_set_sysname(u8_t *ocstr, u8_t *ocstrlen)
1000{
1001 if (ocstr != NULL)
1002 {
1003 sysname_ptr = ocstr;
1004 sysname_len_ptr = ocstrlen;
1005 }
1006}
1007
1008/**
1009 * Initializes sysLocation pointers,
1010 * e.g. ptrs to non-volatile memory external to lwIP.
1011 *
1012 * @param ocstr if non-NULL then copy str pointer
1013 * @param ocstrlen points to string length, excluding zero terminator
1014 */
1015void snmp_set_syslocation(u8_t *ocstr, u8_t *ocstrlen)
1016{
1017 if (ocstr != NULL)
1018 {
1019 syslocation_ptr = ocstr;
1020 syslocation_len_ptr = ocstrlen;
1021 }
1022}
1023
1024
1025void snmp_add_ifinoctets(struct netif *ni, u32_t value)
1026{
1027 ni->ifinoctets += value;
1028}
1029
1030void snmp_inc_ifinucastpkts(struct netif *ni)
1031{
1032 (ni->ifinucastpkts)++;
1033}
1034
1035void snmp_inc_ifinnucastpkts(struct netif *ni)
1036{
1037 (ni->ifinnucastpkts)++;
1038}
1039
1040void snmp_inc_ifindiscards(struct netif *ni)
1041{
1042 (ni->ifindiscards)++;
1043}
1044
1045void snmp_add_ifoutoctets(struct netif *ni, u32_t value)
1046{
1047 ni->ifoutoctets += value;
1048}
1049
1050void snmp_inc_ifoutucastpkts(struct netif *ni)
1051{
1052 (ni->ifoutucastpkts)++;
1053}
1054
1055void snmp_inc_ifoutnucastpkts(struct netif *ni)
1056{
1057 (ni->ifoutnucastpkts)++;
1058}
1059
1060void snmp_inc_ifoutdiscards(struct netif *ni)
1061{
1062 (ni->ifoutdiscards)++;
1063}
1064
1065void snmp_inc_iflist(void)
1066{
1067 struct mib_list_node *if_node = NULL;
1068
1069 snmp_mib_node_insert(&iflist_root, iflist_root.count + 1, &if_node);
1070 /* enable getnext traversal on filled table */
1071 iftable.maxlength = 1;
1072}
1073
1074void snmp_dec_iflist(void)
1075{
1076 snmp_mib_node_delete(&iflist_root, iflist_root.tail);
1077 /* disable getnext traversal on empty table */
1078 if(iflist_root.count == 0) iftable.maxlength = 0;
1079}
1080
1081/**
1082 * Inserts ARP table indexes (.xIfIndex.xNetAddress)
1083 * into arp table index trees (both atTable and ipNetToMediaTable).
1084 */
1085void snmp_insert_arpidx_tree(struct netif *ni, struct ip_addr *ip)
1086{
1087 struct mib_list_rootnode *at_rn;
1088 struct mib_list_node *at_node;
1089 struct ip_addr hip;
1090 s32_t arpidx[5];
1091 u8_t level, tree;
1092
1093 LWIP_ASSERT("ni != NULL", ni != NULL);
1094 snmp_netiftoifindex(ni, &arpidx[0]);
1095 hip.addr = ntohl(ip->addr);
1096 snmp_iptooid(&hip, &arpidx[1]);
1097
1098 for (tree = 0; tree < 2; tree++)
1099 {
1100 if (tree == 0)
1101 {
1102 at_rn = &arptree_root;
1103 }
1104 else
1105 {
1106 at_rn = &ipntomtree_root;
1107 }
1108 for (level = 0; level < 5; level++)
1109 {
1110 at_node = NULL;
1111 snmp_mib_node_insert(at_rn, arpidx[level], &at_node);
1112 if ((level != 4) && (at_node != NULL))
1113 {
1114 if (at_node->nptr == NULL)
1115 {
1116 at_rn = snmp_mib_lrn_alloc();
1117 at_node->nptr = (struct mib_node*)at_rn;
1118 if (at_rn != NULL)
1119 {
1120 if (level == 3)
1121 {
1122 if (tree == 0)
1123 {
1124 at_rn->get_object_def = atentry_get_object_def;
1125 at_rn->get_value = atentry_get_value;
1126 }
1127 else
1128 {
1129 at_rn->get_object_def = ip_ntomentry_get_object_def;
1130 at_rn->get_value = ip_ntomentry_get_value;
1131 }
1132 at_rn->set_test = noleafs_set_test;
1133 at_rn->set_value = noleafs_set_value;
1134 }
1135 }
1136 else
1137 {
1138 /* at_rn == NULL, malloc failure */
1139 LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_insert_arpidx_tree() insert failed, mem full"));
1140 break;
1141 }
1142 }
1143 else
1144 {
1145 at_rn = (struct mib_list_rootnode*)at_node->nptr;
1146 }
1147 }
1148 }
1149 }
1150 /* enable getnext traversal on filled tables */
1151 at.maxlength = 1;
1152 ipntomtable.maxlength = 1;
1153}
1154
1155/**
1156 * Removes ARP table indexes (.xIfIndex.xNetAddress)
1157 * from arp table index trees.
1158 */
1159void snmp_delete_arpidx_tree(struct netif *ni, struct ip_addr *ip)
1160{
1161 struct mib_list_rootnode *at_rn, *next, *del_rn[5];
1162 struct mib_list_node *at_n, *del_n[5];
1163 struct ip_addr hip;
1164 s32_t arpidx[5];
1165 u8_t fc, tree, level, del_cnt;
1166
1167 snmp_netiftoifindex(ni, &arpidx[0]);
1168 hip.addr = ntohl(ip->addr);
1169 snmp_iptooid(&hip, &arpidx[1]);
1170
1171 for (tree = 0; tree < 2; tree++)
1172 {
1173 /* mark nodes for deletion */
1174 if (tree == 0)
1175 {
1176 at_rn = &arptree_root;
1177 }
1178 else
1179 {
1180 at_rn = &ipntomtree_root;
1181 }
1182 level = 0;
1183 del_cnt = 0;
1184 while ((level < 5) && (at_rn != NULL))
1185 {
1186 fc = snmp_mib_node_find(at_rn, arpidx[level], &at_n);
1187 if (fc == 0)
1188 {
1189 /* arpidx[level] does not exist */
1190 del_cnt = 0;
1191 at_rn = NULL;
1192 }
1193 else if (fc == 1)
1194 {
1195 del_rn[del_cnt] = at_rn;
1196 del_n[del_cnt] = at_n;
1197 del_cnt++;
1198 at_rn = (struct mib_list_rootnode*)(at_n->nptr);
1199 }
1200 else if (fc == 2)
1201 {
1202 /* reset delete (2 or more childs) */
1203 del_cnt = 0;
1204 at_rn = (struct mib_list_rootnode*)(at_n->nptr);
1205 }
1206 level++;
1207 }
1208 /* delete marked index nodes */
1209 while (del_cnt > 0)
1210 {
1211 del_cnt--;
1212
1213 at_rn = del_rn[del_cnt];
1214 at_n = del_n[del_cnt];
1215
1216 next = snmp_mib_node_delete(at_rn, at_n);
1217 if (next != NULL)
1218 {
1219 LWIP_ASSERT("next_count == 0",next->count == 0);
1220 snmp_mib_lrn_free(next);
1221 }
1222 }
1223 }
1224 /* disable getnext traversal on empty tables */
1225 if(arptree_root.count == 0) at.maxlength = 0;
1226 if(ipntomtree_root.count == 0) ipntomtable.maxlength = 0;
1227}
1228
1229void snmp_inc_ipinreceives(void)
1230{
1231 ipinreceives++;
1232}
1233
1234void snmp_inc_ipinhdrerrors(void)
1235{
1236 ipinhdrerrors++;
1237}
1238
1239void snmp_inc_ipinaddrerrors(void)
1240{
1241 ipinaddrerrors++;
1242}
1243
1244void snmp_inc_ipforwdatagrams(void)
1245{
1246 ipforwdatagrams++;
1247}
1248
1249void snmp_inc_ipinunknownprotos(void)
1250{
1251 ipinunknownprotos++;
1252}
1253
1254void snmp_inc_ipindiscards(void)
1255{
1256 ipindiscards++;
1257}
1258
1259void snmp_inc_ipindelivers(void)
1260{
1261 ipindelivers++;
1262}
1263
1264void snmp_inc_ipoutrequests(void)
1265{
1266 ipoutrequests++;
1267}
1268
1269void snmp_inc_ipoutdiscards(void)
1270{
1271 ipoutdiscards++;
1272}
1273
1274void snmp_inc_ipoutnoroutes(void)
1275{
1276 ipoutnoroutes++;
1277}
1278
1279void snmp_inc_ipreasmreqds(void)
1280{
1281 ipreasmreqds++;
1282}
1283
1284void snmp_inc_ipreasmoks(void)
1285{
1286 ipreasmoks++;
1287}
1288
1289void snmp_inc_ipreasmfails(void)
1290{
1291 ipreasmfails++;
1292}
1293
1294void snmp_inc_ipfragoks(void)
1295{
1296 ipfragoks++;
1297}
1298
1299void snmp_inc_ipfragfails(void)
1300{
1301 ipfragfails++;
1302}
1303
1304void snmp_inc_ipfragcreates(void)
1305{
1306 ipfragcreates++;
1307}
1308
1309void snmp_inc_iproutingdiscards(void)
1310{
1311 iproutingdiscards++;
1312}
1313
1314/**
1315 * Inserts ipAddrTable indexes (.ipAdEntAddr)
1316 * into index tree.
1317 */
1318void snmp_insert_ipaddridx_tree(struct netif *ni)
1319{
1320 struct mib_list_rootnode *ipa_rn;
1321 struct mib_list_node *ipa_node;
1322 struct ip_addr ip;
1323 s32_t ipaddridx[4];
1324 u8_t level;
1325
1326 LWIP_ASSERT("ni != NULL", ni != NULL);
1327 ip.addr = ntohl(ni->ip_addr.addr);
1328 snmp_iptooid(&ip, &ipaddridx[0]);
1329
1330 level = 0;
1331 ipa_rn = &ipaddrtree_root;
1332 while (level < 4)
1333 {
1334 ipa_node = NULL;
1335 snmp_mib_node_insert(ipa_rn, ipaddridx[level], &ipa_node);
1336 if ((level != 3) && (ipa_node != NULL))
1337 {
1338 if (ipa_node->nptr == NULL)
1339 {
1340 ipa_rn = snmp_mib_lrn_alloc();
1341 ipa_node->nptr = (struct mib_node*)ipa_rn;
1342 if (ipa_rn != NULL)
1343 {
1344 if (level == 2)
1345 {
1346 ipa_rn->get_object_def = ip_addrentry_get_object_def;
1347 ipa_rn->get_value = ip_addrentry_get_value;
1348 ipa_rn->set_test = noleafs_set_test;
1349 ipa_rn->set_value = noleafs_set_value;
1350 }
1351 }
1352 else
1353 {
1354 /* ipa_rn == NULL, malloc failure */
1355 LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_insert_ipaddridx_tree() insert failed, mem full"));
1356 break;
1357 }
1358 }
1359 else
1360 {
1361 ipa_rn = (struct mib_list_rootnode*)ipa_node->nptr;
1362 }
1363 }
1364 level++;
1365 }
1366 /* enable getnext traversal on filled table */
1367 ipaddrtable.maxlength = 1;
1368}
1369
1370/**
1371 * Removes ipAddrTable indexes (.ipAdEntAddr)
1372 * from index tree.
1373 */
1374void snmp_delete_ipaddridx_tree(struct netif *ni)
1375{
1376 struct mib_list_rootnode *ipa_rn, *next, *del_rn[4];
1377 struct mib_list_node *ipa_n, *del_n[4];
1378 struct ip_addr ip;
1379 s32_t ipaddridx[4];
1380 u8_t fc, level, del_cnt;
1381
1382 LWIP_ASSERT("ni != NULL", ni != NULL);
1383 ip.addr = ntohl(ni->ip_addr.addr);
1384 snmp_iptooid(&ip, &ipaddridx[0]);
1385
1386 /* mark nodes for deletion */
1387 level = 0;
1388 del_cnt = 0;
1389 ipa_rn = &ipaddrtree_root;
1390 while ((level < 4) && (ipa_rn != NULL))
1391 {
1392 fc = snmp_mib_node_find(ipa_rn, ipaddridx[level], &ipa_n);
1393 if (fc == 0)
1394 {
1395 /* ipaddridx[level] does not exist */
1396 del_cnt = 0;
1397 ipa_rn = NULL;
1398 }
1399 else if (fc == 1)
1400 {
1401 del_rn[del_cnt] = ipa_rn;
1402 del_n[del_cnt] = ipa_n;
1403 del_cnt++;
1404 ipa_rn = (struct mib_list_rootnode*)(ipa_n->nptr);
1405 }
1406 else if (fc == 2)
1407 {
1408 /* reset delete (2 or more childs) */
1409 del_cnt = 0;
1410 ipa_rn = (struct mib_list_rootnode*)(ipa_n->nptr);
1411 }
1412 level++;
1413 }
1414 /* delete marked index nodes */
1415 while (del_cnt > 0)
1416 {
1417 del_cnt--;
1418
1419 ipa_rn = del_rn[del_cnt];
1420 ipa_n = del_n[del_cnt];
1421
1422 next = snmp_mib_node_delete(ipa_rn, ipa_n);
1423 if (next != NULL)
1424 {
1425 LWIP_ASSERT("next_count == 0",next->count == 0);
1426 snmp_mib_lrn_free(next);
1427 }
1428 }
1429 /* disable getnext traversal on empty table */
1430 if (ipaddrtree_root.count == 0) ipaddrtable.maxlength = 0;
1431}
1432
1433/**
1434 * Inserts ipRouteTable indexes (.ipRouteDest)
1435 * into index tree.
1436 *
1437 * @param dflt non-zero for the default rte, zero for network rte
1438 * @param ni points to network interface for this rte
1439 *
1440 * @todo record sysuptime for _this_ route when it is installed
1441 * (needed for ipRouteAge) in the netif.
1442 */
1443void snmp_insert_iprteidx_tree(u8_t dflt, struct netif *ni)
1444{
1445 u8_t insert = 0;
1446 struct ip_addr dst;
1447
1448 if (dflt != 0)
1449 {
1450 /* the default route 0.0.0.0 */
1451 dst.addr = 0;
1452 insert = 1;
1453 }
1454 else
1455 {
1456 /* route to the network address */
1457 dst.addr = ntohl(ni->ip_addr.addr & ni->netmask.addr);
1458 /* exclude 0.0.0.0 network (reserved for default rte) */
1459 if (dst.addr != 0) insert = 1;
1460 }
1461 if (insert)
1462 {
1463 struct mib_list_rootnode *iprte_rn;
1464 struct mib_list_node *iprte_node;
1465 s32_t iprteidx[4];
1466 u8_t level;
1467
1468 snmp_iptooid(&dst, &iprteidx[0]);
1469 level = 0;
1470 iprte_rn = &iprtetree_root;
1471 while (level < 4)
1472 {
1473 iprte_node = NULL;
1474 snmp_mib_node_insert(iprte_rn, iprteidx[level], &iprte_node);
1475 if ((level != 3) && (iprte_node != NULL))
1476 {
1477 if (iprte_node->nptr == NULL)
1478 {
1479 iprte_rn = snmp_mib_lrn_alloc();
1480 iprte_node->nptr = (struct mib_node*)iprte_rn;
1481 if (iprte_rn != NULL)
1482 {
1483 if (level == 2)
1484 {
1485 iprte_rn->get_object_def = ip_rteentry_get_object_def;
1486 iprte_rn->get_value = ip_rteentry_get_value;
1487 iprte_rn->set_test = noleafs_set_test;
1488 iprte_rn->set_value = noleafs_set_value;
1489 }
1490 }
1491 else
1492 {
1493 /* iprte_rn == NULL, malloc failure */
1494 LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_insert_iprteidx_tree() insert failed, mem full"));
1495 break;
1496 }
1497 }
1498 else
1499 {
1500 iprte_rn = (struct mib_list_rootnode*)iprte_node->nptr;
1501 }
1502 }
1503 level++;
1504 }
1505 }
1506 /* enable getnext traversal on filled table */
1507 iprtetable.maxlength = 1;
1508}
1509
1510/**
1511 * Removes ipRouteTable indexes (.ipRouteDest)
1512 * from index tree.
1513 *
1514 * @param dflt non-zero for the default rte, zero for network rte
1515 * @param ni points to network interface for this rte or NULL
1516 * for default route to be removed.
1517 */
1518void snmp_delete_iprteidx_tree(u8_t dflt, struct netif *ni)
1519{
1520 u8_t delete = 0;
1521 struct ip_addr dst;
1522
1523 if (dflt != 0)
1524 {
1525 /* the default route 0.0.0.0 */
1526 dst.addr = 0;
1527 delete = 1;
1528 }
1529 else
1530 {
1531 /* route to the network address */
1532 dst.addr = ntohl(ni->ip_addr.addr & ni->netmask.addr);
1533 /* exclude 0.0.0.0 network (reserved for default rte) */
1534 if (dst.addr != 0) delete = 1;
1535 }
1536 if (delete)
1537 {
1538 struct mib_list_rootnode *iprte_rn, *next, *del_rn[4];
1539 struct mib_list_node *iprte_n, *del_n[4];
1540 s32_t iprteidx[4];
1541 u8_t fc, level, del_cnt;
1542
1543 snmp_iptooid(&dst, &iprteidx[0]);
1544 /* mark nodes for deletion */
1545 level = 0;
1546 del_cnt = 0;
1547 iprte_rn = &iprtetree_root;
1548 while ((level < 4) && (iprte_rn != NULL))
1549 {
1550 fc = snmp_mib_node_find(iprte_rn, iprteidx[level], &iprte_n);
1551 if (fc == 0)
1552 {
1553 /* iprteidx[level] does not exist */
1554 del_cnt = 0;
1555 iprte_rn = NULL;
1556 }
1557 else if (fc == 1)
1558 {
1559 del_rn[del_cnt] = iprte_rn;
1560 del_n[del_cnt] = iprte_n;
1561 del_cnt++;
1562 iprte_rn = (struct mib_list_rootnode*)(iprte_n->nptr);
1563 }
1564 else if (fc == 2)
1565 {
1566 /* reset delete (2 or more childs) */
1567 del_cnt = 0;
1568 iprte_rn = (struct mib_list_rootnode*)(iprte_n->nptr);
1569 }
1570 level++;
1571 }
1572 /* delete marked index nodes */
1573 while (del_cnt > 0)
1574 {
1575 del_cnt--;
1576
1577 iprte_rn = del_rn[del_cnt];
1578 iprte_n = del_n[del_cnt];
1579
1580 next = snmp_mib_node_delete(iprte_rn, iprte_n);
1581 if (next != NULL)
1582 {
1583 LWIP_ASSERT("next_count == 0",next->count == 0);
1584 snmp_mib_lrn_free(next);
1585 }
1586 }
1587 }
1588 /* disable getnext traversal on empty table */
1589 if (iprtetree_root.count == 0) iprtetable.maxlength = 0;
1590}
1591
1592
1593void snmp_inc_icmpinmsgs(void)
1594{
1595 icmpinmsgs++;
1596}
1597
1598void snmp_inc_icmpinerrors(void)
1599{
1600 icmpinerrors++;
1601}
1602
1603void snmp_inc_icmpindestunreachs(void)
1604{
1605 icmpindestunreachs++;
1606}
1607
1608void snmp_inc_icmpintimeexcds(void)
1609{
1610 icmpintimeexcds++;
1611}
1612
1613void snmp_inc_icmpinparmprobs(void)
1614{
1615 icmpinparmprobs++;
1616}
1617
1618void snmp_inc_icmpinsrcquenchs(void)
1619{
1620 icmpinsrcquenchs++;
1621}
1622
1623void snmp_inc_icmpinredirects(void)
1624{
1625 icmpinredirects++;
1626}
1627
1628void snmp_inc_icmpinechos(void)
1629{
1630 icmpinechos++;
1631}
1632
1633void snmp_inc_icmpinechoreps(void)
1634{
1635 icmpinechoreps++;
1636}
1637
1638void snmp_inc_icmpintimestamps(void)
1639{
1640 icmpintimestamps++;
1641}
1642
1643void snmp_inc_icmpintimestampreps(void)
1644{
1645 icmpintimestampreps++;
1646}
1647
1648void snmp_inc_icmpinaddrmasks(void)
1649{
1650 icmpinaddrmasks++;
1651}
1652
1653void snmp_inc_icmpinaddrmaskreps(void)
1654{
1655 icmpinaddrmaskreps++;
1656}
1657
1658void snmp_inc_icmpoutmsgs(void)
1659{
1660 icmpoutmsgs++;
1661}
1662
1663void snmp_inc_icmpouterrors(void)
1664{
1665 icmpouterrors++;
1666}
1667
1668void snmp_inc_icmpoutdestunreachs(void)
1669{
1670 icmpoutdestunreachs++;
1671}
1672
1673void snmp_inc_icmpouttimeexcds(void)
1674{
1675 icmpouttimeexcds++;
1676}
1677
1678void snmp_inc_icmpoutparmprobs(void)
1679{
1680 icmpoutparmprobs++;
1681}
1682
1683void snmp_inc_icmpoutsrcquenchs(void)
1684{
1685 icmpoutsrcquenchs++;
1686}
1687
1688void snmp_inc_icmpoutredirects(void)
1689{
1690 icmpoutredirects++;
1691}
1692
1693void snmp_inc_icmpoutechos(void)
1694{
1695 icmpoutechos++;
1696}
1697
1698void snmp_inc_icmpoutechoreps(void)
1699{
1700 icmpoutechoreps++;
1701}
1702
1703void snmp_inc_icmpouttimestamps(void)
1704{
1705 icmpouttimestamps++;
1706}
1707
1708void snmp_inc_icmpouttimestampreps(void)
1709{
1710 icmpouttimestampreps++;
1711}
1712
1713void snmp_inc_icmpoutaddrmasks(void)
1714{
1715 icmpoutaddrmasks++;
1716}
1717
1718void snmp_inc_icmpoutaddrmaskreps(void)
1719{
1720 icmpoutaddrmaskreps++;
1721}
1722
1723void snmp_inc_tcpactiveopens(void)
1724{
1725 tcpactiveopens++;
1726}
1727
1728void snmp_inc_tcppassiveopens(void)
1729{
1730 tcppassiveopens++;
1731}
1732
1733void snmp_inc_tcpattemptfails(void)
1734{
1735 tcpattemptfails++;
1736}
1737
1738void snmp_inc_tcpestabresets(void)
1739{
1740 tcpestabresets++;
1741}
1742
1743void snmp_inc_tcpinsegs(void)
1744{
1745 tcpinsegs++;
1746}
1747
1748void snmp_inc_tcpoutsegs(void)
1749{
1750 tcpoutsegs++;
1751}
1752
1753void snmp_inc_tcpretranssegs(void)
1754{
1755 tcpretranssegs++;
1756}
1757
1758void snmp_inc_tcpinerrs(void)
1759{
1760 tcpinerrs++;
1761}
1762
1763void snmp_inc_tcpoutrsts(void)
1764{
1765 tcpoutrsts++;
1766}
1767
1768void snmp_inc_udpindatagrams(void)
1769{
1770 udpindatagrams++;
1771}
1772
1773void snmp_inc_udpnoports(void)
1774{
1775 udpnoports++;
1776}
1777
1778void snmp_inc_udpinerrors(void)
1779{
1780 udpinerrors++;
1781}
1782
1783void snmp_inc_udpoutdatagrams(void)
1784{
1785 udpoutdatagrams++;
1786}
1787
1788/**
1789 * Inserts udpTable indexes (.udpLocalAddress.udpLocalPort)
1790 * into index tree.
1791 */
1792void snmp_insert_udpidx_tree(struct udp_pcb *pcb)
1793{
1794 struct mib_list_rootnode *udp_rn;
1795 struct mib_list_node *udp_node;
1796 struct ip_addr ip;
1797 s32_t udpidx[5];
1798 u8_t level;
1799
1800 LWIP_ASSERT("pcb != NULL", pcb != NULL);
1801 ip.addr = ntohl(pcb->local_ip.addr);
1802 snmp_iptooid(&ip, &udpidx[0]);
1803 udpidx[4] = pcb->local_port;
1804
1805 udp_rn = &udp_root;
1806 for (level = 0; level < 5; level++)
1807 {
1808 udp_node = NULL;
1809 snmp_mib_node_insert(udp_rn, udpidx[level], &udp_node);
1810 if ((level != 4) && (udp_node != NULL))
1811 {
1812 if (udp_node->nptr == NULL)
1813 {
1814 udp_rn = snmp_mib_lrn_alloc();
1815 udp_node->nptr = (struct mib_node*)udp_rn;
1816 if (udp_rn != NULL)
1817 {
1818 if (level == 3)
1819 {
1820 udp_rn->get_object_def = udpentry_get_object_def;
1821 udp_rn->get_value = udpentry_get_value;
1822 udp_rn->set_test = noleafs_set_test;
1823 udp_rn->set_value = noleafs_set_value;
1824 }
1825 }
1826 else
1827 {
1828 /* udp_rn == NULL, malloc failure */
1829 LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_insert_udpidx_tree() insert failed, mem full"));
1830 break;
1831 }
1832 }
1833 else
1834 {
1835 udp_rn = (struct mib_list_rootnode*)udp_node->nptr;
1836 }
1837 }
1838 }
1839 udptable.maxlength = 1;
1840}
1841
1842/**
1843 * Removes udpTable indexes (.udpLocalAddress.udpLocalPort)
1844 * from index tree.
1845 */
1846void snmp_delete_udpidx_tree(struct udp_pcb *pcb)
1847{
1848 struct mib_list_rootnode *udp_rn, *next, *del_rn[5];
1849 struct mib_list_node *udp_n, *del_n[5];
1850 struct ip_addr ip;
1851 s32_t udpidx[5];
1852 u8_t bindings, fc, level, del_cnt;
1853
1854 LWIP_ASSERT("pcb != NULL", pcb != NULL);
1855 ip.addr = ntohl(pcb->local_ip.addr);
1856 snmp_iptooid(&ip, &udpidx[0]);
1857 udpidx[4] = pcb->local_port;
1858
1859 /* count PCBs for a given binding
1860 (e.g. when reusing ports or for temp output PCBs) */
1861 bindings = 0;
1862 pcb = udp_pcbs;
1863 while ((pcb != NULL))
1864 {
1865 if ((pcb->local_ip.addr == ip.addr) &&
1866 (pcb->local_port == udpidx[4]))
1867 {
1868 bindings++;
1869 }
1870 pcb = pcb->next;
1871 }
1872 if (bindings == 1)
1873 {
1874 /* selectively remove */
1875 /* mark nodes for deletion */
1876 level = 0;
1877 del_cnt = 0;
1878 udp_rn = &udp_root;
1879 while ((level < 5) && (udp_rn != NULL))
1880 {
1881 fc = snmp_mib_node_find(udp_rn, udpidx[level], &udp_n);
1882 if (fc == 0)
1883 {
1884 /* udpidx[level] does not exist */
1885 del_cnt = 0;
1886 udp_rn = NULL;
1887 }
1888 else if (fc == 1)
1889 {
1890 del_rn[del_cnt] = udp_rn;
1891 del_n[del_cnt] = udp_n;
1892 del_cnt++;
1893 udp_rn = (struct mib_list_rootnode*)(udp_n->nptr);
1894 }
1895 else if (fc == 2)
1896 {
1897 /* reset delete (2 or more childs) */
1898 del_cnt = 0;
1899 udp_rn = (struct mib_list_rootnode*)(udp_n->nptr);
1900 }
1901 level++;
1902 }
1903 /* delete marked index nodes */
1904 while (del_cnt > 0)
1905 {
1906 del_cnt--;
1907
1908 udp_rn = del_rn[del_cnt];
1909 udp_n = del_n[del_cnt];
1910
1911 next = snmp_mib_node_delete(udp_rn, udp_n);
1912 if (next != NULL)
1913 {
1914 LWIP_ASSERT("next_count == 0",next->count == 0);
1915 snmp_mib_lrn_free(next);
1916 }
1917 }
1918 }
1919 /* disable getnext traversal on empty table */
1920 if (udp_root.count == 0) udptable.maxlength = 0;
1921}
1922
1923
1924void snmp_inc_snmpinpkts(void)
1925{
1926 snmpinpkts++;
1927}
1928
1929void snmp_inc_snmpoutpkts(void)
1930{
1931 snmpoutpkts++;
1932}
1933
1934void snmp_inc_snmpinbadversions(void)
1935{
1936 snmpinbadversions++;
1937}
1938
1939void snmp_inc_snmpinbadcommunitynames(void)
1940{
1941 snmpinbadcommunitynames++;
1942}
1943
1944void snmp_inc_snmpinbadcommunityuses(void)
1945{
1946 snmpinbadcommunityuses++;
1947}
1948
1949void snmp_inc_snmpinasnparseerrs(void)
1950{
1951 snmpinasnparseerrs++;
1952}
1953
1954void snmp_inc_snmpintoobigs(void)
1955{
1956 snmpintoobigs++;
1957}
1958
1959void snmp_inc_snmpinnosuchnames(void)
1960{
1961 snmpinnosuchnames++;
1962}
1963
1964void snmp_inc_snmpinbadvalues(void)
1965{
1966 snmpinbadvalues++;
1967}
1968
1969void snmp_inc_snmpinreadonlys(void)
1970{
1971 snmpinreadonlys++;
1972}
1973
1974void snmp_inc_snmpingenerrs(void)
1975{
1976 snmpingenerrs++;
1977}
1978
1979void snmp_add_snmpintotalreqvars(u8_t value)
1980{
1981 snmpintotalreqvars += value;
1982}
1983
1984void snmp_add_snmpintotalsetvars(u8_t value)
1985{
1986 snmpintotalsetvars += value;
1987}
1988
1989void snmp_inc_snmpingetrequests(void)
1990{
1991 snmpingetrequests++;
1992}
1993
1994void snmp_inc_snmpingetnexts(void)
1995{
1996 snmpingetnexts++;
1997}
1998
1999void snmp_inc_snmpinsetrequests(void)
2000{
2001 snmpinsetrequests++;
2002}
2003
2004void snmp_inc_snmpingetresponses(void)
2005{
2006 snmpingetresponses++;
2007}
2008
2009void snmp_inc_snmpintraps(void)
2010{
2011 snmpintraps++;
2012}
2013
2014void snmp_inc_snmpouttoobigs(void)
2015{
2016 snmpouttoobigs++;
2017}
2018
2019void snmp_inc_snmpoutnosuchnames(void)
2020{
2021 snmpoutnosuchnames++;
2022}
2023
2024void snmp_inc_snmpoutbadvalues(void)
2025{
2026 snmpoutbadvalues++;
2027}
2028
2029void snmp_inc_snmpoutgenerrs(void)
2030{
2031 snmpoutgenerrs++;
2032}
2033
2034void snmp_inc_snmpoutgetrequests(void)
2035{
2036 snmpoutgetrequests++;
2037}
2038
2039void snmp_inc_snmpoutgetnexts(void)
2040{
2041 snmpoutgetnexts++;
2042}
2043
2044void snmp_inc_snmpoutsetrequests(void)
2045{
2046 snmpoutsetrequests++;
2047}
2048
2049void snmp_inc_snmpoutgetresponses(void)
2050{
2051 snmpoutgetresponses++;
2052}
2053
2054void snmp_inc_snmpouttraps(void)
2055{
2056 snmpouttraps++;
2057}
2058
2059void snmp_get_snmpgrpid_ptr(struct snmp_obj_id **oid)
2060{
2061 *oid = &snmpgrp_id;
2062}
2063
2064void snmp_set_snmpenableauthentraps(u8_t *value)
2065{
2066 if (value != NULL)
2067 {
2068 snmpenableauthentraps_ptr = value;
2069 }
2070}
2071
2072void snmp_get_snmpenableauthentraps(u8_t *value)
2073{
2074 *value = *snmpenableauthentraps_ptr;
2075}
2076
2077void
2078noleafs_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
2079{
2080 if (ident_len){}
2081 if (ident){}
2082 od->instance = MIB_OBJECT_NONE;
2083}
2084
2085void
2086noleafs_get_value(struct obj_def *od, u16_t len, void *value)
2087{
2088 if (od){}
2089 if (len){}
2090 if (value){}
2091}
2092
2093u8_t
2094noleafs_set_test(struct obj_def *od, u16_t len, void *value)
2095{
2096 if (od){}
2097 if (len){}
2098 if (value){}
2099 /* can't set */
2100 return 0;
2101}
2102
2103void
2104noleafs_set_value(struct obj_def *od, u16_t len, void *value)
2105{
2106 if (od){}
2107 if (len){}
2108 if (value){}
2109}
2110
2111
2112/**
2113 * Returns systems object definitions.
2114 *
2115 * @param ident_len the address length (2)
2116 * @param ident points to objectname.0 (object id trailer)
2117 * @param od points to object definition.
2118 */
2119static void
2120system_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
2121{
2122 u8_t id;
2123
2124 /* return to object name, adding index depth (1) */
2125 ident_len += 1;
2126 ident -= 1;
2127 if (ident_len == 2)
2128 {
2129 od->id_inst_len = ident_len;
2130 od->id_inst_ptr = ident;
2131
2132 id = ident[0];
2133 LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def system.%"U16_F".0\n",(u16_t)id));
2134 switch (id)
2135 {
2136 case 1: /* sysDescr */
2137 od->instance = MIB_OBJECT_SCALAR;
2138 od->access = MIB_OBJECT_READ_ONLY;
2139 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
2140 od->v_len = *sysdescr_len_ptr;
2141 break;
2142 case 2: /* sysObjectID */
2143 od->instance = MIB_OBJECT_SCALAR;
2144 od->access = MIB_OBJECT_READ_ONLY;
2145 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OBJ_ID);
2146 od->v_len = sysobjid.len * sizeof(s32_t);
2147 break;
2148 case 3: /* sysUpTime */
2149 od->instance = MIB_OBJECT_SCALAR;
2150 od->access = MIB_OBJECT_READ_ONLY;
2151 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_TIMETICKS);
2152 od->v_len = sizeof(u32_t);
2153 break;
2154 case 4: /* sysContact */
2155 od->instance = MIB_OBJECT_SCALAR;
2156 od->access = MIB_OBJECT_READ_WRITE;
2157 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
2158 od->v_len = *syscontact_len_ptr;
2159 break;
2160 case 5: /* sysName */
2161 od->instance = MIB_OBJECT_SCALAR;
2162 od->access = MIB_OBJECT_READ_WRITE;
2163 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
2164 od->v_len = *sysname_len_ptr;
2165 break;
2166 case 6: /* sysLocation */
2167 od->instance = MIB_OBJECT_SCALAR;
2168 od->access = MIB_OBJECT_READ_WRITE;
2169 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
2170 od->v_len = *syslocation_len_ptr;
2171 break;
2172 case 7: /* sysServices */
2173 od->instance = MIB_OBJECT_SCALAR;
2174 od->access = MIB_OBJECT_READ_ONLY;
2175 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
2176 od->v_len = sizeof(s32_t);
2177 break;
2178 default:
2179 LWIP_DEBUGF(SNMP_MIB_DEBUG,("system_get_object_def: no such object\n"));
2180 od->instance = MIB_OBJECT_NONE;
2181 break;
2182 };
2183 }
2184 else
2185 {
2186 LWIP_DEBUGF(SNMP_MIB_DEBUG,("system_get_object_def: no scalar\n"));
2187 od->instance = MIB_OBJECT_NONE;
2188 }
2189}
2190
2191/**
2192 * Returns system object value.
2193 *
2194 * @param ident_len the address length (2)
2195 * @param ident points to objectname.0 (object id trailer)
2196 * @param len return value space (in bytes)
2197 * @param value points to (varbind) space to copy value into.
2198 */
2199static void
2200system_get_value(struct obj_def *od, u16_t len, void *value)
2201{
2202 u8_t id;
2203
2204 id = od->id_inst_ptr[0];
2205 switch (id)
2206 {
2207 case 1: /* sysDescr */
2208 ocstrncpy(value,sysdescr_ptr,len);
2209 break;
2210 case 2: /* sysObjectID */
2211 objectidncpy((s32_t*)value,(s32_t*)sysobjid.id,len / sizeof(s32_t));
2212 break;
2213 case 3: /* sysUpTime */
2214 {
2215 snmp_get_sysuptime(value);
2216 }
2217 break;
2218 case 4: /* sysContact */
2219 ocstrncpy(value,syscontact_ptr,len);
2220 break;
2221 case 5: /* sysName */
2222 ocstrncpy(value,sysname_ptr,len);
2223 break;
2224 case 6: /* sysLocation */
2225 ocstrncpy(value,syslocation_ptr,len);
2226 break;
2227 case 7: /* sysServices */
2228 {
2229 s32_t *sint_ptr = value;
2230 *sint_ptr = sysservices;
2231 }
2232 break;
2233 };
2234}
2235
2236static u8_t
2237system_set_test(struct obj_def *od, u16_t len, void *value)
2238{
2239 u8_t id, set_ok;
2240
2241 if (value) {}
2242 set_ok = 0;
2243 id = od->id_inst_ptr[0];
2244 switch (id)
2245 {
2246 case 4: /* sysContact */
2247 if ((syscontact_ptr != syscontact_default) &&
2248 (len <= 255))
2249 {
2250 set_ok = 1;
2251 }
2252 break;
2253 case 5: /* sysName */
2254 if ((sysname_ptr != sysname_default) &&
2255 (len <= 255))
2256 {
2257 set_ok = 1;
2258 }
2259 break;
2260 case 6: /* sysLocation */
2261 if ((syslocation_ptr != syslocation_default) &&
2262 (len <= 255))
2263 {
2264 set_ok = 1;
2265 }
2266 break;
2267 };
2268 return set_ok;
2269}
2270
2271static void
2272system_set_value(struct obj_def *od, u16_t len, void *value)
2273{
2274 u8_t id;
2275
2276 id = od->id_inst_ptr[0];
2277 switch (id)
2278 {
2279 case 4: /* sysContact */
2280 ocstrncpy(syscontact_ptr,value,len);
2281 *syscontact_len_ptr = len;
2282 break;
2283 case 5: /* sysName */
2284 ocstrncpy(sysname_ptr,value,len);
2285 *sysname_len_ptr = len;
2286 break;
2287 case 6: /* sysLocation */
2288 ocstrncpy(syslocation_ptr,value,len);
2289 *syslocation_len_ptr = len;
2290 break;
2291 };
2292}
2293
2294/**
2295 * Returns interfaces.ifnumber object definition.
2296 *
2297 * @param ident_len the address length (2)
2298 * @param ident points to objectname.index
2299 * @param od points to object definition.
2300 */
2301static void
2302interfaces_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
2303{
2304 /* return to object name, adding index depth (1) */
2305 ident_len += 1;
2306 ident -= 1;
2307 if (ident_len == 2)
2308 {
2309 od->id_inst_len = ident_len;
2310 od->id_inst_ptr = ident;
2311
2312 od->instance = MIB_OBJECT_SCALAR;
2313 od->access = MIB_OBJECT_READ_ONLY;
2314 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
2315 od->v_len = sizeof(s32_t);
2316 }
2317 else
2318 {
2319 LWIP_DEBUGF(SNMP_MIB_DEBUG,("interfaces_get_object_def: no scalar\n"));
2320 od->instance = MIB_OBJECT_NONE;
2321 }
2322}
2323
2324/**
2325 * Returns interfaces.ifnumber object value.
2326 *
2327 * @param ident_len the address length (2)
2328 * @param ident points to objectname.0 (object id trailer)
2329 * @param len return value space (in bytes)
2330 * @param value points to (varbind) space to copy value into.
2331 */
2332static void
2333interfaces_get_value(struct obj_def *od, u16_t len, void *value)
2334{
2335 if (len){}
2336 if (od->id_inst_ptr[0] == 1)
2337 {
2338 s32_t *sint_ptr = value;
2339 *sint_ptr = iflist_root.count;
2340 }
2341}
2342
2343/**
2344 * Returns ifentry object definitions.
2345 *
2346 * @param ident_len the address length (2)
2347 * @param ident points to objectname.index
2348 * @param od points to object definition.
2349 */
2350static void
2351ifentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
2352{
2353 u8_t id;
2354
2355 /* return to object name, adding index depth (1) */
2356 ident_len += 1;
2357 ident -= 1;
2358 if (ident_len == 2)
2359 {
2360 od->id_inst_len = ident_len;
2361 od->id_inst_ptr = ident;
2362
2363 id = ident[0];
2364 LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def ifentry.%"U16_F"\n",(u16_t)id));
2365 switch (id)
2366 {
2367 case 1: /* ifIndex */
2368 case 3: /* ifType */
2369 case 4: /* ifMtu */
2370 case 8: /* ifOperStatus */
2371 od->instance = MIB_OBJECT_TAB;
2372 od->access = MIB_OBJECT_READ_ONLY;
2373 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
2374 od->v_len = sizeof(s32_t);
2375 break;
2376 case 2: /* ifDescr */
2377 od->instance = MIB_OBJECT_TAB;
2378 od->access = MIB_OBJECT_READ_ONLY;
2379 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
2380 /** @todo this should be some sort of sizeof(struct netif.name) */
2381 od->v_len = 2;
2382 break;
2383 case 5: /* ifSpeed */
2384 case 21: /* ifOutQLen */
2385 od->instance = MIB_OBJECT_TAB;
2386 od->access = MIB_OBJECT_READ_ONLY;
2387 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_GAUGE);
2388 od->v_len = sizeof(u32_t);
2389 break;
2390 case 6: /* ifPhysAddress */
2391 {
2392 struct netif *netif;
2393
2394 snmp_ifindextonetif(ident[1], &netif);
2395 od->instance = MIB_OBJECT_TAB;
2396 od->access = MIB_OBJECT_READ_ONLY;
2397 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
2398 od->v_len = netif->hwaddr_len;
2399 }
2400 break;
2401 case 7: /* ifAdminStatus */
2402 od->instance = MIB_OBJECT_TAB;
2403 od->access = MIB_OBJECT_READ_WRITE;
2404 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
2405 od->v_len = sizeof(s32_t);
2406 break;
2407 case 9: /* ifLastChange */
2408 od->instance = MIB_OBJECT_TAB;
2409 od->access = MIB_OBJECT_READ_ONLY;
2410 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_TIMETICKS);
2411 od->v_len = sizeof(u32_t);
2412 break;
2413 case 10: /* ifInOctets */
2414 case 11: /* ifInUcastPkts */
2415 case 12: /* ifInNUcastPkts */
2416 case 13: /* ifInDiscarts */
2417 case 14: /* ifInErrors */
2418 case 15: /* ifInUnkownProtos */
2419 case 16: /* ifOutOctets */
2420 case 17: /* ifOutUcastPkts */
2421 case 18: /* ifOutNUcastPkts */
2422 case 19: /* ifOutDiscarts */
2423 case 20: /* ifOutErrors */
2424 od->instance = MIB_OBJECT_TAB;
2425 od->access = MIB_OBJECT_READ_ONLY;
2426 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
2427 od->v_len = sizeof(u32_t);
2428 break;
2429 case 22: /* ifSpecific */
2430 /** @note returning zeroDotZero (0.0) no media specific MIB support */
2431 od->instance = MIB_OBJECT_TAB;
2432 od->access = MIB_OBJECT_READ_ONLY;
2433 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OBJ_ID);
2434 od->v_len = ifspecific.len * sizeof(s32_t);
2435 break;
2436 default:
2437 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ifentry_get_object_def: no such object\n"));
2438 od->instance = MIB_OBJECT_NONE;
2439 break;
2440 };
2441 }
2442 else
2443 {
2444 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ifentry_get_object_def: no scalar\n"));
2445 od->instance = MIB_OBJECT_NONE;
2446 }
2447}
2448
2449/**
2450 * Returns ifentry object value.
2451 *
2452 * @param ident_len the address length (2)
2453 * @param ident points to objectname.0 (object id trailer)
2454 * @param len return value space (in bytes)
2455 * @param value points to (varbind) space to copy value into.
2456 */
2457static void
2458ifentry_get_value(struct obj_def *od, u16_t len, void *value)
2459{
2460 struct netif *netif;
2461 u8_t id;
2462
2463 snmp_ifindextonetif(od->id_inst_ptr[1], &netif);
2464 id = od->id_inst_ptr[0];
2465 switch (id)
2466 {
2467 case 1: /* ifIndex */
2468 {
2469 s32_t *sint_ptr = value;
2470 *sint_ptr = od->id_inst_ptr[1];
2471 }
2472 break;
2473 case 2: /* ifDescr */
2474 ocstrncpy(value,(u8_t*)netif->name,len);
2475 break;
2476 case 3: /* ifType */
2477 {
2478 s32_t *sint_ptr = value;
2479 *sint_ptr = netif->link_type;
2480 }
2481 break;
2482 case 4: /* ifMtu */
2483 {
2484 s32_t *sint_ptr = value;
2485 *sint_ptr = netif->mtu;
2486 }
2487 break;
2488 case 5: /* ifSpeed */
2489 {
2490 u32_t *uint_ptr = value;
2491 *uint_ptr = netif->link_speed;
2492 }
2493 break;
2494 case 6: /* ifPhysAddress */
2495 ocstrncpy(value,netif->hwaddr,len);
2496 break;
2497 case 7: /* ifAdminStatus */
2498#if LWIP_NETIF_LINK_CALLBACK
2499 {
2500 s32_t *sint_ptr = value;
2501 if (netif_is_up(netif))
2502 {
2503 if (netif_is_link_up(netif))
2504 {
2505 *sint_ptr = 1; /* up */
2506 }
2507 else
2508 {
2509 *sint_ptr = 7; /* lowerLayerDown */
2510 }
2511 }
2512 else
2513 {
2514 *sint_ptr = 2; /* down */
2515 }
2516 }
2517 break;
2518#endif
2519 case 8: /* ifOperStatus */
2520 {
2521 s32_t *sint_ptr = value;
2522 if (netif_is_up(netif))
2523 {
2524 *sint_ptr = 1;
2525 }
2526 else
2527 {
2528 *sint_ptr = 2;
2529 }
2530 }
2531 break;
2532 case 9: /* ifLastChange */
2533 {
2534 u32_t *uint_ptr = value;
2535 *uint_ptr = netif->ts;
2536 }
2537 break;
2538 case 10: /* ifInOctets */
2539 {
2540 u32_t *uint_ptr = value;
2541 *uint_ptr = netif->ifinoctets;
2542 }
2543 break;
2544 case 11: /* ifInUcastPkts */
2545 {
2546 u32_t *uint_ptr = value;
2547 *uint_ptr = netif->ifinucastpkts;
2548 }
2549 break;
2550 case 12: /* ifInNUcastPkts */
2551 {
2552 u32_t *uint_ptr = value;
2553 *uint_ptr = netif->ifinnucastpkts;
2554 }
2555 break;
2556 case 13: /* ifInDiscarts */
2557 {
2558 u32_t *uint_ptr = value;
2559 *uint_ptr = netif->ifindiscards;
2560 }
2561 break;
2562 case 14: /* ifInErrors */
2563 case 15: /* ifInUnkownProtos */
2564 /** @todo add these counters! */
2565 {
2566 u32_t *uint_ptr = value;
2567 *uint_ptr = 0;
2568 }
2569 break;
2570 case 16: /* ifOutOctets */
2571 {
2572 u32_t *uint_ptr = value;
2573 *uint_ptr = netif->ifoutoctets;
2574 }
2575 break;
2576 case 17: /* ifOutUcastPkts */
2577 {
2578 u32_t *uint_ptr = value;
2579 *uint_ptr = netif->ifoutucastpkts;
2580 }
2581 break;
2582 case 18: /* ifOutNUcastPkts */
2583 {
2584 u32_t *uint_ptr = value;
2585 *uint_ptr = netif->ifoutnucastpkts;
2586 }
2587 break;
2588 case 19: /* ifOutDiscarts */
2589 {
2590 u32_t *uint_ptr = value;
2591 *uint_ptr = netif->ifoutdiscards;
2592 }
2593 break;
2594 case 20: /* ifOutErrors */
2595 /** @todo add this counter! */
2596 {
2597 u32_t *uint_ptr = value;
2598 *uint_ptr = 0;
2599 }
2600 break;
2601 case 21: /* ifOutQLen */
2602 /** @todo figure out if this must be 0 (no queue) or 1? */
2603 {
2604 u32_t *uint_ptr = value;
2605 *uint_ptr = 0;
2606 }
2607 break;
2608 case 22: /* ifSpecific */
2609 objectidncpy((s32_t*)value,(s32_t*)ifspecific.id,len / sizeof(s32_t));
2610 break;
2611 };
2612}
2613
2614#if !SNMP_SAFE_REQUESTS
2615static u8_t
2616ifentry_set_test (struct obj_def *od, u16_t len, void *value)
2617{
2618 struct netif *netif;
2619 u8_t id, set_ok;
2620
2621 set_ok = 0;
2622 snmp_ifindextonetif(od->id_inst_ptr[1], &netif);
2623 id = od->id_inst_ptr[0];
2624 switch (id)
2625 {
2626 case 7: /* ifAdminStatus */
2627 {
2628 s32_t *sint_ptr = value;
2629 if (*sint_ptr == 1 || *sint_ptr == 2)
2630 set_ok = 1;
2631 }
2632 break;
2633 }
2634 return set_ok;
2635}
2636
2637static void
2638ifentry_set_value (struct obj_def *od, u16_t len, void *value)
2639{
2640 struct netif *netif;
2641 u8_t id;
2642
2643 snmp_ifindextonetif(od->id_inst_ptr[1], &netif);
2644 id = od->id_inst_ptr[0];
2645 switch (id)
2646 {
2647 case 7: /* ifAdminStatus */
2648 {
2649 s32_t *sint_ptr = value;
2650 if (*sint_ptr == 1)
2651 {
2652 netif_set_up(netif);
2653 }
2654 else if (*sint_ptr == 2)
2655 {
2656 netif_set_down(netif);
2657 }
2658 }
2659 break;
2660 }
2661}
2662#endif /* SNMP_SAFE_REQUESTS */
2663
2664/**
2665 * Returns atentry object definitions.
2666 *
2667 * @param ident_len the address length (6)
2668 * @param ident points to objectname.atifindex.atnetaddress
2669 * @param od points to object definition.
2670 */
2671static void
2672atentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
2673{
2674 /* return to object name, adding index depth (5) */
2675 ident_len += 5;
2676 ident -= 5;
2677
2678 if (ident_len == 6)
2679 {
2680 od->id_inst_len = ident_len;
2681 od->id_inst_ptr = ident;
2682
2683 switch (ident[0])
2684 {
2685 case 1: /* atIfIndex */
2686 od->instance = MIB_OBJECT_TAB;
2687 od->access = MIB_OBJECT_READ_WRITE;
2688 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
2689 od->v_len = sizeof(s32_t);
2690 break;
2691 case 2: /* atPhysAddress */
2692 od->instance = MIB_OBJECT_TAB;
2693 od->access = MIB_OBJECT_READ_WRITE;
2694 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
2695 od->v_len = 6; /** @todo try to use netif::hwaddr_len */
2696 break;
2697 case 3: /* atNetAddress */
2698 od->instance = MIB_OBJECT_TAB;
2699 od->access = MIB_OBJECT_READ_WRITE;
2700 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
2701 od->v_len = 4;
2702 break;
2703 default:
2704 LWIP_DEBUGF(SNMP_MIB_DEBUG,("atentry_get_object_def: no such object\n"));
2705 od->instance = MIB_OBJECT_NONE;
2706 break;
2707 }
2708 }
2709 else
2710 {
2711 LWIP_DEBUGF(SNMP_MIB_DEBUG,("atentry_get_object_def: no scalar\n"));
2712 od->instance = MIB_OBJECT_NONE;
2713 }
2714}
2715
2716static void
2717atentry_get_value(struct obj_def *od, u16_t len, void *value)
2718{
2719#if LWIP_ARP
2720 u8_t id;
2721 struct eth_addr* ethaddr_ret;
2722 struct ip_addr* ipaddr_ret;
2723#endif /* LWIP_ARP */
2724 struct ip_addr ip;
2725 struct netif *netif;
2726
2727 if (len) {}
2728
2729 snmp_ifindextonetif(od->id_inst_ptr[1], &netif);
2730 snmp_oidtoip(&od->id_inst_ptr[2], &ip);
2731 ip.addr = htonl(ip.addr);
2732
2733#if LWIP_ARP /** @todo implement a netif_find_addr */
2734 if (etharp_find_addr(netif, &ip, &ethaddr_ret, &ipaddr_ret) > -1)
2735 {
2736 id = od->id_inst_ptr[0];
2737 switch (id)
2738 {
2739 case 1: /* atIfIndex */
2740 {
2741 s32_t *sint_ptr = value;
2742 *sint_ptr = od->id_inst_ptr[1];
2743 }
2744 break;
2745 case 2: /* atPhysAddress */
2746 {
2747 struct eth_addr *dst = value;
2748
2749 *dst = *ethaddr_ret;
2750 }
2751 break;
2752 case 3: /* atNetAddress */
2753 {
2754 struct ip_addr *dst = value;
2755
2756 *dst = *ipaddr_ret;
2757 }
2758 break;
2759 }
2760 }
2761#endif /* LWIP_ARP */
2762}
2763
2764static void
2765ip_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
2766{
2767 u8_t id;
2768
2769 /* return to object name, adding index depth (1) */
2770 ident_len += 1;
2771 ident -= 1;
2772 if (ident_len == 2)
2773 {
2774 od->id_inst_len = ident_len;
2775 od->id_inst_ptr = ident;
2776
2777 id = ident[0];
2778 LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def ip.%"U16_F".0\n",(u16_t)id));
2779 switch (id)
2780 {
2781 case 1: /* ipForwarding */
2782 case 2: /* ipDefaultTTL */
2783 od->instance = MIB_OBJECT_SCALAR;
2784 od->access = MIB_OBJECT_READ_WRITE;
2785 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
2786 od->v_len = sizeof(s32_t);
2787 break;
2788 case 3: /* ipInReceives */
2789 case 4: /* ipInHdrErrors */
2790 case 5: /* ipInAddrErrors */
2791 case 6: /* ipForwDatagrams */
2792 case 7: /* ipInUnknownProtos */
2793 case 8: /* ipInDiscards */
2794 case 9: /* ipInDelivers */
2795 case 10: /* ipOutRequests */
2796 case 11: /* ipOutDiscards */
2797 case 12: /* ipOutNoRoutes */
2798 case 14: /* ipReasmReqds */
2799 case 15: /* ipReasmOKs */
2800 case 16: /* ipReasmFails */
2801 case 17: /* ipFragOKs */
2802 case 18: /* ipFragFails */
2803 case 19: /* ipFragCreates */
2804 case 23: /* ipRoutingDiscards */
2805 od->instance = MIB_OBJECT_SCALAR;
2806 od->access = MIB_OBJECT_READ_ONLY;
2807 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
2808 od->v_len = sizeof(u32_t);
2809 break;
2810 case 13: /* ipReasmTimeout */
2811 od->instance = MIB_OBJECT_SCALAR;
2812 od->access = MIB_OBJECT_READ_ONLY;
2813 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
2814 od->v_len = sizeof(s32_t);
2815 break;
2816 default:
2817 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_get_object_def: no such object\n"));
2818 od->instance = MIB_OBJECT_NONE;
2819 break;
2820 };
2821 }
2822 else
2823 {
2824 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_get_object_def: no scalar\n"));
2825 od->instance = MIB_OBJECT_NONE;
2826 }
2827}
2828
2829static void
2830ip_get_value(struct obj_def *od, u16_t len, void *value)
2831{
2832 u8_t id;
2833
2834 if (len) {}
2835 id = od->id_inst_ptr[0];
2836 switch (id)
2837 {
2838 case 1: /* ipForwarding */
2839 {
2840 s32_t *sint_ptr = value;
2841#if IP_FORWARD
2842 /* forwarding */
2843 *sint_ptr = 1;
2844#else
2845 /* not-forwarding */
2846 *sint_ptr = 2;
2847#endif
2848 }
2849 break;
2850 case 2: /* ipDefaultTTL */
2851 {
2852 s32_t *sint_ptr = value;
2853 *sint_ptr = IP_DEFAULT_TTL;
2854 }
2855 break;
2856 case 3: /* ipInReceives */
2857 {
2858 u32_t *uint_ptr = value;
2859 *uint_ptr = ipinreceives;
2860 }
2861 break;
2862 case 4: /* ipInHdrErrors */
2863 {
2864 u32_t *uint_ptr = value;
2865 *uint_ptr = ipinhdrerrors;
2866 }
2867 break;
2868 case 5: /* ipInAddrErrors */
2869 {
2870 u32_t *uint_ptr = value;
2871 *uint_ptr = ipinaddrerrors;
2872 }
2873 break;
2874 case 6: /* ipForwDatagrams */
2875 {
2876 u32_t *uint_ptr = value;
2877 *uint_ptr = ipforwdatagrams;
2878 }
2879 break;
2880 case 7: /* ipInUnknownProtos */
2881 {
2882 u32_t *uint_ptr = value;
2883 *uint_ptr = ipinunknownprotos;
2884 }
2885 break;
2886 case 8: /* ipInDiscards */
2887 {
2888 u32_t *uint_ptr = value;
2889 *uint_ptr = ipindiscards;
2890 }
2891 break;
2892 case 9: /* ipInDelivers */
2893 {
2894 u32_t *uint_ptr = value;
2895 *uint_ptr = ipindelivers;
2896 }
2897 break;
2898 case 10: /* ipOutRequests */
2899 {
2900 u32_t *uint_ptr = value;
2901 *uint_ptr = ipoutrequests;
2902 }
2903 break;
2904 case 11: /* ipOutDiscards */
2905 {
2906 u32_t *uint_ptr = value;
2907 *uint_ptr = ipoutdiscards;
2908 }
2909 break;
2910 case 12: /* ipOutNoRoutes */
2911 {
2912 u32_t *uint_ptr = value;
2913 *uint_ptr = ipoutnoroutes;
2914 }
2915 break;
2916 case 13: /* ipReasmTimeout */
2917 {
2918 s32_t *sint_ptr = value;
2919#if IP_REASSEMBLY
2920 *sint_ptr = IP_REASS_MAXAGE;
2921#else
2922 *sint_ptr = 0;
2923#endif
2924 }
2925 break;
2926 case 14: /* ipReasmReqds */
2927 {
2928 u32_t *uint_ptr = value;
2929 *uint_ptr = ipreasmreqds;
2930 }
2931 break;
2932 case 15: /* ipReasmOKs */
2933 {
2934 u32_t *uint_ptr = value;
2935 *uint_ptr = ipreasmoks;
2936 }
2937 break;
2938 case 16: /* ipReasmFails */
2939 {
2940 u32_t *uint_ptr = value;
2941 *uint_ptr = ipreasmfails;
2942 }
2943 break;
2944 case 17: /* ipFragOKs */
2945 {
2946 u32_t *uint_ptr = value;
2947 *uint_ptr = ipfragoks;
2948 }
2949 break;
2950 case 18: /* ipFragFails */
2951 {
2952 u32_t *uint_ptr = value;
2953 *uint_ptr = ipfragfails;
2954 }
2955 break;
2956 case 19: /* ipFragCreates */
2957 {
2958 u32_t *uint_ptr = value;
2959 *uint_ptr = ipfragcreates;
2960 }
2961 break;
2962 case 23: /* ipRoutingDiscards */
2963 /** @todo can lwIP discard routes at all?? hardwire this to 0?? */
2964 {
2965 u32_t *uint_ptr = value;
2966 *uint_ptr = iproutingdiscards;
2967 }
2968 break;
2969 };
2970}
2971
2972/**
2973 * Test ip object value before setting.
2974 *
2975 * @param od is the object definition
2976 * @param len return value space (in bytes)
2977 * @param value points to (varbind) space to copy value from.
2978 *
2979 * @note we allow set if the value matches the hardwired value,
2980 * otherwise return badvalue.
2981 */
2982static u8_t
2983ip_set_test(struct obj_def *od, u16_t len, void *value)
2984{
2985 u8_t id, set_ok;
2986 s32_t *sint_ptr = value;
2987
2988 if (len) {}
2989 set_ok = 0;
2990 id = od->id_inst_ptr[0];
2991 switch (id)
2992 {
2993 case 1: /* ipForwarding */
2994#if IP_FORWARD
2995 /* forwarding */
2996 if (*sint_ptr == 1)
2997#else
2998 /* not-forwarding */
2999 if (*sint_ptr == 2)
3000#endif
3001 {
3002 set_ok = 1;
3003 }
3004 break;
3005 case 2: /* ipDefaultTTL */
3006 if (*sint_ptr == IP_DEFAULT_TTL)
3007 {
3008 set_ok = 1;
3009 }
3010 break;
3011 };
3012 return set_ok;
3013}
3014
3015static void
3016ip_addrentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3017{
3018 /* return to object name, adding index depth (4) */
3019 ident_len += 4;
3020 ident -= 4;
3021
3022 if (ident_len == 5)
3023 {
3024 u8_t id;
3025
3026 od->id_inst_len = ident_len;
3027 od->id_inst_ptr = ident;
3028
3029 id = ident[0];
3030 switch (id)
3031 {
3032 case 1: /* ipAdEntAddr */
3033 case 3: /* ipAdEntNetMask */
3034 od->instance = MIB_OBJECT_TAB;
3035 od->access = MIB_OBJECT_READ_ONLY;
3036 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
3037 od->v_len = 4;
3038 break;
3039 case 2: /* ipAdEntIfIndex */
3040 case 4: /* ipAdEntBcastAddr */
3041 case 5: /* ipAdEntReasmMaxSize */
3042 od->instance = MIB_OBJECT_TAB;
3043 od->access = MIB_OBJECT_READ_ONLY;
3044 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3045 od->v_len = sizeof(s32_t);
3046 break;
3047 default:
3048 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_addrentry_get_object_def: no such object\n"));
3049 od->instance = MIB_OBJECT_NONE;
3050 break;
3051 }
3052 }
3053 else
3054 {
3055 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_addrentry_get_object_def: no scalar\n"));
3056 od->instance = MIB_OBJECT_NONE;
3057 }
3058}
3059
3060static void
3061ip_addrentry_get_value(struct obj_def *od, u16_t len, void *value)
3062{
3063 u8_t id;
3064 u16_t ifidx;
3065 struct ip_addr ip;
3066 struct netif *netif = netif_list;
3067
3068 if (len) {}
3069 snmp_oidtoip(&od->id_inst_ptr[1], &ip);
3070 ip.addr = htonl(ip.addr);
3071 ifidx = 0;
3072 while ((netif != NULL) && !ip_addr_cmp(&ip, &netif->ip_addr))
3073 {
3074 netif = netif->next;
3075 ifidx++;
3076 }
3077
3078 if (netif != NULL)
3079 {
3080 id = od->id_inst_ptr[0];
3081 switch (id)
3082 {
3083 case 1: /* ipAdEntAddr */
3084 {
3085 struct ip_addr *dst = value;
3086 *dst = netif->ip_addr;
3087 }
3088 break;
3089 case 2: /* ipAdEntIfIndex */
3090 {
3091 s32_t *sint_ptr = value;
3092 *sint_ptr = ifidx + 1;
3093 }
3094 break;
3095 case 3: /* ipAdEntNetMask */
3096 {
3097 struct ip_addr *dst = value;
3098 *dst = netif->netmask;
3099 }
3100 break;
3101 case 4: /* ipAdEntBcastAddr */
3102 {
3103 s32_t *sint_ptr = value;
3104
3105 /* lwIP oddity, there's no broadcast
3106 address in the netif we can rely on */
3107 *sint_ptr = ip_addr_broadcast.addr & 1;
3108 }
3109 break;
3110 case 5: /* ipAdEntReasmMaxSize */
3111 {
3112 s32_t *sint_ptr = value;
3113#if IP_REASSEMBLY
3114 /* @todo The theoretical maximum is IP_REASS_MAX_PBUFS * size of the pbufs,
3115 * but only if receiving one fragmented packet at a time.
3116 * The current solution is to calculate for 2 simultaneous packets...
3117 */
3118 *sint_ptr = (IP_HLEN + ((IP_REASS_MAX_PBUFS/2) *
3119 (PBUF_POOL_BUFSIZE - PBUF_LINK_HLEN - IP_HLEN)));
3120#else
3121 /** @todo returning MTU would be a bad thing and
3122 returning a wild guess like '576' isn't good either */
3123 *sint_ptr = 0;
3124#endif
3125 }
3126 break;
3127 }
3128 }
3129}
3130
3131/**
3132 * @note
3133 * lwIP IP routing is currently using the network addresses in netif_list.
3134 * if no suitable network IP is found in netif_list, the default_netif is used.
3135 */
3136static void
3137ip_rteentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3138{
3139 u8_t id;
3140
3141 /* return to object name, adding index depth (4) */
3142 ident_len += 4;
3143 ident -= 4;
3144
3145 if (ident_len == 5)
3146 {
3147 od->id_inst_len = ident_len;
3148 od->id_inst_ptr = ident;
3149
3150 id = ident[0];
3151 switch (id)
3152 {
3153 case 1: /* ipRouteDest */
3154 case 7: /* ipRouteNextHop */
3155 case 11: /* ipRouteMask */
3156 od->instance = MIB_OBJECT_TAB;
3157 od->access = MIB_OBJECT_READ_WRITE;
3158 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
3159 od->v_len = 4;
3160 break;
3161 case 2: /* ipRouteIfIndex */
3162 case 3: /* ipRouteMetric1 */
3163 case 4: /* ipRouteMetric2 */
3164 case 5: /* ipRouteMetric3 */
3165 case 6: /* ipRouteMetric4 */
3166 case 8: /* ipRouteType */
3167 case 10: /* ipRouteAge */
3168 case 12: /* ipRouteMetric5 */
3169 od->instance = MIB_OBJECT_TAB;
3170 od->access = MIB_OBJECT_READ_WRITE;
3171 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3172 od->v_len = sizeof(s32_t);
3173 break;
3174 case 9: /* ipRouteProto */
3175 od->instance = MIB_OBJECT_TAB;
3176 od->access = MIB_OBJECT_READ_ONLY;
3177 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3178 od->v_len = sizeof(s32_t);
3179 break;
3180 case 13: /* ipRouteInfo */
3181 /** @note returning zeroDotZero (0.0) no routing protocol specific MIB */
3182 od->instance = MIB_OBJECT_TAB;
3183 od->access = MIB_OBJECT_READ_ONLY;
3184 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OBJ_ID);
3185 od->v_len = iprouteinfo.len * sizeof(s32_t);
3186 break;
3187 default:
3188 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_rteentry_get_object_def: no such object\n"));
3189 od->instance = MIB_OBJECT_NONE;
3190 break;
3191 }
3192 }
3193 else
3194 {
3195 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_rteentry_get_object_def: no scalar\n"));
3196 od->instance = MIB_OBJECT_NONE;
3197 }
3198}
3199
3200static void
3201ip_rteentry_get_value(struct obj_def *od, u16_t len, void *value)
3202{
3203 struct netif *netif;
3204 struct ip_addr dest;
3205 s32_t *ident;
3206 u8_t id;
3207
3208 ident = od->id_inst_ptr;
3209 snmp_oidtoip(&ident[1], &dest);
3210 dest.addr = htonl(dest.addr);
3211
3212 if (dest.addr == 0)
3213 {
3214 /* ip_route() uses default netif for default route */
3215 netif = netif_default;
3216 }
3217 else
3218 {
3219 /* not using ip_route(), need exact match! */
3220 netif = netif_list;
3221 while ((netif != NULL) &&
3222 !ip_addr_netcmp(&dest, &(netif->ip_addr), &(netif->netmask)) )
3223 {
3224 netif = netif->next;
3225 }
3226 }
3227 if (netif != NULL)
3228 {
3229 id = ident[0];
3230 switch (id)
3231 {
3232 case 1: /* ipRouteDest */
3233 {
3234 struct ip_addr *dst = value;
3235
3236 if (dest.addr == 0)
3237 {
3238 /* default rte has 0.0.0.0 dest */
3239 dst->addr = 0;
3240 }
3241 else
3242 {
3243 /* netifs have netaddress dest */
3244 dst->addr = netif->ip_addr.addr & netif->netmask.addr;
3245 }
3246 }
3247 break;
3248 case 2: /* ipRouteIfIndex */
3249 {
3250 s32_t *sint_ptr = value;
3251
3252 snmp_netiftoifindex(netif, sint_ptr);
3253 }
3254 break;
3255 case 3: /* ipRouteMetric1 */
3256 {
3257 s32_t *sint_ptr = value;
3258
3259 if (dest.addr == 0)
3260 {
3261 /* default rte has metric 1 */
3262 *sint_ptr = 1;
3263 }
3264 else
3265 {
3266 /* other rtes have metric 0 */
3267 *sint_ptr = 0;
3268 }
3269 }
3270 break;
3271 case 4: /* ipRouteMetric2 */
3272 case 5: /* ipRouteMetric3 */
3273 case 6: /* ipRouteMetric4 */
3274 case 12: /* ipRouteMetric5 */
3275 {
3276 s32_t *sint_ptr = value;
3277 /* not used */
3278 *sint_ptr = -1;
3279 }
3280 break;
3281 case 7: /* ipRouteNextHop */
3282 {
3283 struct ip_addr *dst = value;
3284
3285 if (dest.addr == 0)
3286 {
3287 /* default rte: gateway */
3288 *dst = netif->gw;
3289 }
3290 else
3291 {
3292 /* other rtes: netif ip_addr */
3293 *dst = netif->ip_addr;
3294 }
3295 }
3296 break;
3297 case 8: /* ipRouteType */
3298 {
3299 s32_t *sint_ptr = value;
3300
3301 if (dest.addr == 0)
3302 {
3303 /* default rte is indirect */
3304 *sint_ptr = 4;
3305 }
3306 else
3307 {
3308 /* other rtes are direct */
3309 *sint_ptr = 3;
3310 }
3311 }
3312 break;
3313 case 9: /* ipRouteProto */
3314 {
3315 s32_t *sint_ptr = value;
3316 /* locally defined routes */
3317 *sint_ptr = 2;
3318 }
3319 break;
3320 case 10: /* ipRouteAge */
3321 {
3322 s32_t *sint_ptr = value;
3323 /** @todo (sysuptime - timestamp last change) / 100
3324 @see snmp_insert_iprteidx_tree() */
3325 *sint_ptr = 0;
3326 }
3327 break;
3328 case 11: /* ipRouteMask */
3329 {
3330 struct ip_addr *dst = value;
3331
3332 if (dest.addr == 0)
3333 {
3334 /* default rte use 0.0.0.0 mask */
3335 dst->addr = 0;
3336 }
3337 else
3338 {
3339 /* other rtes use netmask */
3340 *dst = netif->netmask;
3341 }
3342 }
3343 break;
3344 case 13: /* ipRouteInfo */
3345 objectidncpy((s32_t*)value,(s32_t*)iprouteinfo.id,len / sizeof(s32_t));
3346 break;
3347 }
3348 }
3349}
3350
3351static void
3352ip_ntomentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3353{
3354 /* return to object name, adding index depth (5) */
3355 ident_len += 5;
3356 ident -= 5;
3357
3358 if (ident_len == 6)
3359 {
3360 u8_t id;
3361
3362 od->id_inst_len = ident_len;
3363 od->id_inst_ptr = ident;
3364
3365 id = ident[0];
3366 switch (id)
3367 {
3368 case 1: /* ipNetToMediaIfIndex */
3369 case 4: /* ipNetToMediaType */
3370 od->instance = MIB_OBJECT_TAB;
3371 od->access = MIB_OBJECT_READ_WRITE;
3372 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3373 od->v_len = sizeof(s32_t);
3374 break;
3375 case 2: /* ipNetToMediaPhysAddress */
3376 od->instance = MIB_OBJECT_TAB;
3377 od->access = MIB_OBJECT_READ_WRITE;
3378 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_OC_STR);
3379 od->v_len = 6; /** @todo try to use netif::hwaddr_len */
3380 break;
3381 case 3: /* ipNetToMediaNetAddress */
3382 od->instance = MIB_OBJECT_TAB;
3383 od->access = MIB_OBJECT_READ_WRITE;
3384 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
3385 od->v_len = 4;
3386 break;
3387 default:
3388 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_ntomentry_get_object_def: no such object\n"));
3389 od->instance = MIB_OBJECT_NONE;
3390 break;
3391 }
3392 }
3393 else
3394 {
3395 LWIP_DEBUGF(SNMP_MIB_DEBUG,("ip_ntomentry_get_object_def: no scalar\n"));
3396 od->instance = MIB_OBJECT_NONE;
3397 }
3398}
3399
3400static void
3401ip_ntomentry_get_value(struct obj_def *od, u16_t len, void *value)
3402{
3403#if LWIP_ARP
3404 u8_t id;
3405 struct eth_addr* ethaddr_ret;
3406 struct ip_addr* ipaddr_ret;
3407#endif /* LWIP_ARP */
3408 struct ip_addr ip;
3409 struct netif *netif;
3410
3411 if (len) {}
3412
3413 snmp_ifindextonetif(od->id_inst_ptr[1], &netif);
3414 snmp_oidtoip(&od->id_inst_ptr[2], &ip);
3415 ip.addr = htonl(ip.addr);
3416
3417#if LWIP_ARP /** @todo implement a netif_find_addr */
3418 if (etharp_find_addr(netif, &ip, &ethaddr_ret, &ipaddr_ret) > -1)
3419 {
3420 id = od->id_inst_ptr[0];
3421 switch (id)
3422 {
3423 case 1: /* ipNetToMediaIfIndex */
3424 {
3425 s32_t *sint_ptr = value;
3426 *sint_ptr = od->id_inst_ptr[1];
3427 }
3428 break;
3429 case 2: /* ipNetToMediaPhysAddress */
3430 {
3431 struct eth_addr *dst = value;
3432
3433 *dst = *ethaddr_ret;
3434 }
3435 break;
3436 case 3: /* ipNetToMediaNetAddress */
3437 {
3438 struct ip_addr *dst = value;
3439
3440 *dst = *ipaddr_ret;
3441 }
3442 break;
3443 case 4: /* ipNetToMediaType */
3444 {
3445 s32_t *sint_ptr = value;
3446 /* dynamic (?) */
3447 *sint_ptr = 3;
3448 }
3449 break;
3450 }
3451 }
3452#endif /* LWIP_ARP */
3453}
3454
3455static void
3456icmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3457{
3458 /* return to object name, adding index depth (1) */
3459 ident_len += 1;
3460 ident -= 1;
3461 if ((ident_len == 2) &&
3462 (ident[0] > 0) && (ident[0] < 27))
3463 {
3464 od->id_inst_len = ident_len;
3465 od->id_inst_ptr = ident;
3466
3467 od->instance = MIB_OBJECT_SCALAR;
3468 od->access = MIB_OBJECT_READ_ONLY;
3469 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
3470 od->v_len = sizeof(u32_t);
3471 }
3472 else
3473 {
3474 LWIP_DEBUGF(SNMP_MIB_DEBUG,("icmp_get_object_def: no scalar\n"));
3475 od->instance = MIB_OBJECT_NONE;
3476 }
3477}
3478
3479static void
3480icmp_get_value(struct obj_def *od, u16_t len, void *value)
3481{
3482 u32_t *uint_ptr = value;
3483 u8_t id;
3484
3485 if (len){}
3486 id = od->id_inst_ptr[0];
3487 switch (id)
3488 {
3489 case 1: /* icmpInMsgs */
3490 *uint_ptr = icmpinmsgs;
3491 break;
3492 case 2: /* icmpInErrors */
3493 *uint_ptr = icmpinerrors;
3494 break;
3495 case 3: /* icmpInDestUnreachs */
3496 *uint_ptr = icmpindestunreachs;
3497 break;
3498 case 4: /* icmpInTimeExcds */
3499 *uint_ptr = icmpintimeexcds;
3500 break;
3501 case 5: /* icmpInParmProbs */
3502 *uint_ptr = icmpinparmprobs;
3503 break;
3504 case 6: /* icmpInSrcQuenchs */
3505 *uint_ptr = icmpinsrcquenchs;
3506 break;
3507 case 7: /* icmpInRedirects */
3508 *uint_ptr = icmpinredirects;
3509 break;
3510 case 8: /* icmpInEchos */
3511 *uint_ptr = icmpinechos;
3512 break;
3513 case 9: /* icmpInEchoReps */
3514 *uint_ptr = icmpinechoreps;
3515 break;
3516 case 10: /* icmpInTimestamps */
3517 *uint_ptr = icmpintimestamps;
3518 break;
3519 case 11: /* icmpInTimestampReps */
3520 *uint_ptr = icmpintimestampreps;
3521 break;
3522 case 12: /* icmpInAddrMasks */
3523 *uint_ptr = icmpinaddrmasks;
3524 break;
3525 case 13: /* icmpInAddrMaskReps */
3526 *uint_ptr = icmpinaddrmaskreps;
3527 break;
3528 case 14: /* icmpOutMsgs */
3529 *uint_ptr = icmpoutmsgs;
3530 break;
3531 case 15: /* icmpOutErrors */
3532 *uint_ptr = icmpouterrors;
3533 break;
3534 case 16: /* icmpOutDestUnreachs */
3535 *uint_ptr = icmpoutdestunreachs;
3536 break;
3537 case 17: /* icmpOutTimeExcds */
3538 *uint_ptr = icmpouttimeexcds;
3539 break;
3540 case 18: /* icmpOutParmProbs */
3541 *uint_ptr = icmpoutparmprobs;
3542 break;
3543 case 19: /* icmpOutSrcQuenchs */
3544 *uint_ptr = icmpoutsrcquenchs;
3545 break;
3546 case 20: /* icmpOutRedirects */
3547 *uint_ptr = icmpoutredirects;
3548 break;
3549 case 21: /* icmpOutEchos */
3550 *uint_ptr = icmpoutechos;
3551 break;
3552 case 22: /* icmpOutEchoReps */
3553 *uint_ptr = icmpoutechoreps;
3554 break;
3555 case 23: /* icmpOutTimestamps */
3556 *uint_ptr = icmpouttimestamps;
3557 break;
3558 case 24: /* icmpOutTimestampReps */
3559 *uint_ptr = icmpouttimestampreps;
3560 break;
3561 case 25: /* icmpOutAddrMasks */
3562 *uint_ptr = icmpoutaddrmasks;
3563 break;
3564 case 26: /* icmpOutAddrMaskReps */
3565 *uint_ptr = icmpoutaddrmaskreps;
3566 break;
3567 }
3568}
3569
3570#if LWIP_TCP
3571/** @todo tcp grp */
3572static void
3573tcp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3574{
3575 u8_t id;
3576
3577 /* return to object name, adding index depth (1) */
3578 ident_len += 1;
3579 ident -= 1;
3580 if (ident_len == 2)
3581 {
3582 od->id_inst_len = ident_len;
3583 od->id_inst_ptr = ident;
3584
3585 id = ident[0];
3586 LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def tcp.%"U16_F".0\n",(u16_t)id));
3587
3588 switch (id)
3589 {
3590 case 1: /* tcpRtoAlgorithm */
3591 case 2: /* tcpRtoMin */
3592 case 3: /* tcpRtoMax */
3593 case 4: /* tcpMaxConn */
3594 od->instance = MIB_OBJECT_SCALAR;
3595 od->access = MIB_OBJECT_READ_ONLY;
3596 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3597 od->v_len = sizeof(s32_t);
3598 break;
3599 case 5: /* tcpActiveOpens */
3600 case 6: /* tcpPassiveOpens */
3601 case 7: /* tcpAttemptFails */
3602 case 8: /* tcpEstabResets */
3603 case 10: /* tcpInSegs */
3604 case 11: /* tcpOutSegs */
3605 case 12: /* tcpRetransSegs */
3606 case 14: /* tcpInErrs */
3607 case 15: /* tcpOutRsts */
3608 od->instance = MIB_OBJECT_SCALAR;
3609 od->access = MIB_OBJECT_READ_ONLY;
3610 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
3611 od->v_len = sizeof(u32_t);
3612 break;
3613 case 9: /* tcpCurrEstab */
3614 od->instance = MIB_OBJECT_TAB;
3615 od->access = MIB_OBJECT_READ_ONLY;
3616 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_GAUGE);
3617 od->v_len = sizeof(u32_t);
3618 break;
3619 default:
3620 LWIP_DEBUGF(SNMP_MIB_DEBUG,("tcp_get_object_def: no such object\n"));
3621 od->instance = MIB_OBJECT_NONE;
3622 break;
3623 };
3624 }
3625 else
3626 {
3627 LWIP_DEBUGF(SNMP_MIB_DEBUG,("tcp_get_object_def: no scalar\n"));
3628 od->instance = MIB_OBJECT_NONE;
3629 }
3630}
3631
3632static void
3633tcp_get_value(struct obj_def *od, u16_t len, void *value)
3634{
3635 u32_t *uint_ptr = value;
3636 s32_t *sint_ptr = value;
3637 u8_t id;
3638
3639 if (len){}
3640 id = od->id_inst_ptr[0];
3641 switch (id)
3642 {
3643 case 1: /* tcpRtoAlgorithm, vanj(4) */
3644 *sint_ptr = 4;
3645 break;
3646 case 2: /* tcpRtoMin */
3647 /* @todo not the actual value, a guess,
3648 needs to be calculated */
3649 *sint_ptr = 1000;
3650 break;
3651 case 3: /* tcpRtoMax */
3652 /* @todo not the actual value, a guess,
3653 needs to be calculated */
3654 *sint_ptr = 60000;
3655 break;
3656 case 4: /* tcpMaxConn */
3657 *sint_ptr = MEMP_NUM_TCP_PCB;
3658 break;
3659 case 5: /* tcpActiveOpens */
3660 *uint_ptr = tcpactiveopens;
3661 break;
3662 case 6: /* tcpPassiveOpens */
3663 *uint_ptr = tcppassiveopens;
3664 break;
3665 case 7: /* tcpAttemptFails */
3666 *uint_ptr = tcpattemptfails;
3667 break;
3668 case 8: /* tcpEstabResets */
3669 *uint_ptr = tcpestabresets;
3670 break;
3671 case 9: /* tcpCurrEstab */
3672 {
3673 u16_t tcpcurrestab = 0;
3674 struct tcp_pcb *pcb = tcp_active_pcbs;
3675 while (pcb != NULL)
3676 {
3677 if ((pcb->state == ESTABLISHED) ||
3678 (pcb->state == CLOSE_WAIT))
3679 {
3680 tcpcurrestab++;
3681 }
3682 pcb = pcb->next;
3683 }
3684 *uint_ptr = tcpcurrestab;
3685 }
3686 break;
3687 case 10: /* tcpInSegs */
3688 *uint_ptr = tcpinsegs;
3689 break;
3690 case 11: /* tcpOutSegs */
3691 *uint_ptr = tcpoutsegs;
3692 break;
3693 case 12: /* tcpRetransSegs */
3694 *uint_ptr = tcpretranssegs;
3695 break;
3696 case 14: /* tcpInErrs */
3697 *uint_ptr = tcpinerrs;
3698 break;
3699 case 15: /* tcpOutRsts */
3700 *uint_ptr = tcpoutrsts;
3701 break;
3702 }
3703}
3704#ifdef THIS_SEEMS_UNUSED
3705static void
3706tcpconnentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3707{
3708 /* return to object name, adding index depth (10) */
3709 ident_len += 10;
3710 ident -= 10;
3711
3712 if (ident_len == 11)
3713 {
3714 u8_t id;
3715
3716 od->id_inst_len = ident_len;
3717 od->id_inst_ptr = ident;
3718
3719 id = ident[0];
3720 LWIP_DEBUGF(SNMP_MIB_DEBUG,("get_object_def tcp.%"U16_F".0\n",(u16_t)id));
3721
3722 switch (id)
3723 {
3724 case 1: /* tcpConnState */
3725 od->instance = MIB_OBJECT_TAB;
3726 od->access = MIB_OBJECT_READ_WRITE;
3727 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3728 od->v_len = sizeof(s32_t);
3729 break;
3730 case 2: /* tcpConnLocalAddress */
3731 case 4: /* tcpConnRemAddress */
3732 od->instance = MIB_OBJECT_TAB;
3733 od->access = MIB_OBJECT_READ_ONLY;
3734 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
3735 od->v_len = 4;
3736 break;
3737 case 3: /* tcpConnLocalPort */
3738 case 5: /* tcpConnRemPort */
3739 od->instance = MIB_OBJECT_TAB;
3740 od->access = MIB_OBJECT_READ_ONLY;
3741 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3742 od->v_len = sizeof(s32_t);
3743 break;
3744 default:
3745 LWIP_DEBUGF(SNMP_MIB_DEBUG,("tcpconnentry_get_object_def: no such object\n"));
3746 od->instance = MIB_OBJECT_NONE;
3747 break;
3748 };
3749 }
3750 else
3751 {
3752 LWIP_DEBUGF(SNMP_MIB_DEBUG,("tcpconnentry_get_object_def: no such object\n"));
3753 od->instance = MIB_OBJECT_NONE;
3754 }
3755}
3756
3757static void
3758tcpconnentry_get_value(struct obj_def *od, u16_t len, void *value)
3759{
3760 struct ip_addr lip, rip;
3761 u16_t lport, rport;
3762 s32_t *ident;
3763
3764 ident = od->id_inst_ptr;
3765 snmp_oidtoip(&ident[1], &lip);
3766 lip.addr = htonl(lip.addr);
3767 lport = ident[5];
3768 snmp_oidtoip(&ident[6], &rip);
3769 rip.addr = htonl(rip.addr);
3770 rport = ident[10];
3771
3772 /** @todo find matching PCB */
3773}
3774#endif /* if 0 */
3775#endif
3776
3777static void
3778udp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3779{
3780 /* return to object name, adding index depth (1) */
3781 ident_len += 1;
3782 ident -= 1;
3783 if ((ident_len == 2) &&
3784 (ident[0] > 0) && (ident[0] < 6))
3785 {
3786 od->id_inst_len = ident_len;
3787 od->id_inst_ptr = ident;
3788
3789 od->instance = MIB_OBJECT_SCALAR;
3790 od->access = MIB_OBJECT_READ_ONLY;
3791 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
3792 od->v_len = sizeof(u32_t);
3793 }
3794 else
3795 {
3796 LWIP_DEBUGF(SNMP_MIB_DEBUG,("udp_get_object_def: no scalar\n"));
3797 od->instance = MIB_OBJECT_NONE;
3798 }
3799}
3800
3801static void
3802udp_get_value(struct obj_def *od, u16_t len, void *value)
3803{
3804 u32_t *uint_ptr = value;
3805 u8_t id;
3806
3807 if (len){}
3808 id = od->id_inst_ptr[0];
3809 switch (id)
3810 {
3811 case 1: /* udpInDatagrams */
3812 *uint_ptr = udpindatagrams;
3813 break;
3814 case 2: /* udpNoPorts */
3815 *uint_ptr = udpnoports;
3816 break;
3817 case 3: /* udpInErrors */
3818 *uint_ptr = udpinerrors;
3819 break;
3820 case 4: /* udpOutDatagrams */
3821 *uint_ptr = udpoutdatagrams;
3822 break;
3823 }
3824}
3825
3826static void
3827udpentry_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3828{
3829 /* return to object name, adding index depth (5) */
3830 ident_len += 5;
3831 ident -= 5;
3832
3833 if (ident_len == 6)
3834 {
3835 od->id_inst_len = ident_len;
3836 od->id_inst_ptr = ident;
3837
3838 switch (ident[0])
3839 {
3840 case 1: /* udpLocalAddress */
3841 od->instance = MIB_OBJECT_TAB;
3842 od->access = MIB_OBJECT_READ_ONLY;
3843 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_IPADDR);
3844 od->v_len = 4;
3845 break;
3846 case 2: /* udpLocalPort */
3847 od->instance = MIB_OBJECT_TAB;
3848 od->access = MIB_OBJECT_READ_ONLY;
3849 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3850 od->v_len = sizeof(s32_t);
3851 break;
3852 default:
3853 LWIP_DEBUGF(SNMP_MIB_DEBUG,("udpentry_get_object_def: no such object\n"));
3854 od->instance = MIB_OBJECT_NONE;
3855 break;
3856 }
3857 }
3858 else
3859 {
3860 LWIP_DEBUGF(SNMP_MIB_DEBUG,("udpentry_get_object_def: no scalar\n"));
3861 od->instance = MIB_OBJECT_NONE;
3862 }
3863}
3864
3865static void
3866udpentry_get_value(struct obj_def *od, u16_t len, void *value)
3867{
3868 u8_t id;
3869 struct udp_pcb *pcb;
3870 struct ip_addr ip;
3871 u16_t port;
3872
3873 if (len){}
3874 snmp_oidtoip(&od->id_inst_ptr[1], &ip);
3875 ip.addr = htonl(ip.addr);
3876 port = od->id_inst_ptr[5];
3877
3878 pcb = udp_pcbs;
3879 while ((pcb != NULL) &&
3880 !((pcb->local_ip.addr == ip.addr) &&
3881 (pcb->local_port == port)))
3882 {
3883 pcb = pcb->next;
3884 }
3885
3886 if (pcb != NULL)
3887 {
3888 id = od->id_inst_ptr[0];
3889 switch (id)
3890 {
3891 case 1: /* udpLocalAddress */
3892 {
3893 struct ip_addr *dst = value;
3894 *dst = pcb->local_ip;
3895 }
3896 break;
3897 case 2: /* udpLocalPort */
3898 {
3899 s32_t *sint_ptr = value;
3900 *sint_ptr = pcb->local_port;
3901 }
3902 break;
3903 }
3904 }
3905}
3906
3907static void
3908snmp_get_object_def(u8_t ident_len, s32_t *ident, struct obj_def *od)
3909{
3910 /* return to object name, adding index depth (1) */
3911 ident_len += 1;
3912 ident -= 1;
3913 if (ident_len == 2)
3914 {
3915 u8_t id;
3916
3917 od->id_inst_len = ident_len;
3918 od->id_inst_ptr = ident;
3919
3920 id = ident[0];
3921 switch (id)
3922 {
3923 case 1: /* snmpInPkts */
3924 case 2: /* snmpOutPkts */
3925 case 3: /* snmpInBadVersions */
3926 case 4: /* snmpInBadCommunityNames */
3927 case 5: /* snmpInBadCommunityUses */
3928 case 6: /* snmpInASNParseErrs */
3929 case 8: /* snmpInTooBigs */
3930 case 9: /* snmpInNoSuchNames */
3931 case 10: /* snmpInBadValues */
3932 case 11: /* snmpInReadOnlys */
3933 case 12: /* snmpInGenErrs */
3934 case 13: /* snmpInTotalReqVars */
3935 case 14: /* snmpInTotalSetVars */
3936 case 15: /* snmpInGetRequests */
3937 case 16: /* snmpInGetNexts */
3938 case 17: /* snmpInSetRequests */
3939 case 18: /* snmpInGetResponses */
3940 case 19: /* snmpInTraps */
3941 case 20: /* snmpOutTooBigs */
3942 case 21: /* snmpOutNoSuchNames */
3943 case 22: /* snmpOutBadValues */
3944 case 24: /* snmpOutGenErrs */
3945 case 25: /* snmpOutGetRequests */
3946 case 26: /* snmpOutGetNexts */
3947 case 27: /* snmpOutSetRequests */
3948 case 28: /* snmpOutGetResponses */
3949 case 29: /* snmpOutTraps */
3950 od->instance = MIB_OBJECT_SCALAR;
3951 od->access = MIB_OBJECT_READ_ONLY;
3952 od->asn_type = (SNMP_ASN1_APPLIC | SNMP_ASN1_PRIMIT | SNMP_ASN1_COUNTER);
3953 od->v_len = sizeof(u32_t);
3954 break;
3955 case 30: /* snmpEnableAuthenTraps */
3956 od->instance = MIB_OBJECT_SCALAR;
3957 od->access = MIB_OBJECT_READ_WRITE;
3958 od->asn_type = (SNMP_ASN1_UNIV | SNMP_ASN1_PRIMIT | SNMP_ASN1_INTEG);
3959 od->v_len = sizeof(s32_t);
3960 break;
3961 default:
3962 LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_get_object_def: no such object\n"));
3963 od->instance = MIB_OBJECT_NONE;
3964 break;
3965 };
3966 }
3967 else
3968 {
3969 LWIP_DEBUGF(SNMP_MIB_DEBUG,("snmp_get_object_def: no scalar\n"));
3970 od->instance = MIB_OBJECT_NONE;
3971 }
3972}
3973
3974static void
3975snmp_get_value(struct obj_def *od, u16_t len, void *value)
3976{
3977 u32_t *uint_ptr = value;
3978 u8_t id;
3979
3980 if (len){}
3981 id = od->id_inst_ptr[0];
3982 switch (id)
3983 {
3984 case 1: /* snmpInPkts */
3985 *uint_ptr = snmpinpkts;
3986 break;
3987 case 2: /* snmpOutPkts */
3988 *uint_ptr = snmpoutpkts;
3989 break;
3990 case 3: /* snmpInBadVersions */
3991 *uint_ptr = snmpinbadversions;
3992 break;
3993 case 4: /* snmpInBadCommunityNames */
3994 *uint_ptr = snmpinbadcommunitynames;
3995 break;
3996 case 5: /* snmpInBadCommunityUses */
3997 *uint_ptr = snmpinbadcommunityuses;
3998 break;
3999 case 6: /* snmpInASNParseErrs */
4000 *uint_ptr = snmpinasnparseerrs;
4001 break;
4002 case 8: /* snmpInTooBigs */
4003 *uint_ptr = snmpintoobigs;
4004 break;
4005 case 9: /* snmpInNoSuchNames */
4006 *uint_ptr = snmpinnosuchnames;
4007 break;
4008 case 10: /* snmpInBadValues */
4009 *uint_ptr = snmpinbadvalues;
4010 break;
4011 case 11: /* snmpInReadOnlys */
4012 *uint_ptr = snmpinreadonlys;
4013 break;
4014 case 12: /* snmpInGenErrs */
4015 *uint_ptr = snmpingenerrs;
4016 break;
4017 case 13: /* snmpInTotalReqVars */
4018 *uint_ptr = snmpintotalreqvars;
4019 break;
4020 case 14: /* snmpInTotalSetVars */
4021 *uint_ptr = snmpintotalsetvars;
4022 break;
4023 case 15: /* snmpInGetRequests */
4024 *uint_ptr = snmpingetrequests;
4025 break;
4026 case 16: /* snmpInGetNexts */
4027 *uint_ptr = snmpingetnexts;
4028 break;
4029 case 17: /* snmpInSetRequests */
4030 *uint_ptr = snmpinsetrequests;
4031 break;
4032 case 18: /* snmpInGetResponses */
4033 *uint_ptr = snmpingetresponses;
4034 break;
4035 case 19: /* snmpInTraps */
4036 *uint_ptr = snmpintraps;
4037 break;
4038 case 20: /* snmpOutTooBigs */
4039 *uint_ptr = snmpouttoobigs;
4040 break;
4041 case 21: /* snmpOutNoSuchNames */
4042 *uint_ptr = snmpoutnosuchnames;
4043 break;
4044 case 22: /* snmpOutBadValues */
4045 *uint_ptr = snmpoutbadvalues;
4046 break;
4047 case 24: /* snmpOutGenErrs */
4048 *uint_ptr = snmpoutgenerrs;
4049 break;
4050 case 25: /* snmpOutGetRequests */
4051 *uint_ptr = snmpoutgetrequests;
4052 break;
4053 case 26: /* snmpOutGetNexts */
4054 *uint_ptr = snmpoutgetnexts;
4055 break;
4056 case 27: /* snmpOutSetRequests */
4057 *uint_ptr = snmpoutsetrequests;
4058 break;
4059 case 28: /* snmpOutGetResponses */
4060 *uint_ptr = snmpoutgetresponses;
4061 break;
4062 case 29: /* snmpOutTraps */
4063 *uint_ptr = snmpouttraps;
4064 break;
4065 case 30: /* snmpEnableAuthenTraps */
4066 *uint_ptr = *snmpenableauthentraps_ptr;
4067 break;
4068 };
4069}
4070
4071/**
4072 * Test snmp object value before setting.
4073 *
4074 * @param od is the object definition
4075 * @param len return value space (in bytes)
4076 * @param value points to (varbind) space to copy value from.
4077 */
4078static u8_t
4079snmp_set_test(struct obj_def *od, u16_t len, void *value)
4080{
4081 u8_t id, set_ok;
4082
4083 if (len) {}
4084 set_ok = 0;
4085 id = od->id_inst_ptr[0];
4086 if (id == 30)
4087 {
4088 /* snmpEnableAuthenTraps */
4089 s32_t *sint_ptr = value;
4090
4091 if (snmpenableauthentraps_ptr != &snmpenableauthentraps_default)
4092 {
4093 /* we should have writable non-volatile mem here */
4094 if ((*sint_ptr == 1) || (*sint_ptr == 2))
4095 {
4096 set_ok = 1;
4097 }
4098 }
4099 else
4100 {
4101 /* const or hardwired value */
4102 if (*sint_ptr == snmpenableauthentraps_default)
4103 {
4104 set_ok = 1;
4105 }
4106 }
4107 }
4108 return set_ok;
4109}
4110
4111static void
4112snmp_set_value(struct obj_def *od, u16_t len, void *value)
4113{
4114 u8_t id;
4115
4116 if (len) {}
4117 id = od->id_inst_ptr[0];
4118 if (id == 30)
4119 {
4120 /* snmpEnableAuthenTraps */
4121 s32_t *sint_ptr = value;
4122 *snmpenableauthentraps_ptr = *sint_ptr;
4123 }
4124}
4125
4126#endif /* LWIP_SNMP */
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