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8322 nl: misleading-indentation
[unleashed/tickless.git] / usr / src / cmd / mdb / common / modules / crypto / impl.c
blobfe6b7a4150129684900bbbfdc275190ac06d7038
1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
23 */
24
25 /*
26 * mdb dcmds for selected structures from
27 * usr/src/uts/common/sys/crypto/impl.h
28 */
29 #include <stdio.h>
30 #include <sys/mdb_modapi.h>
31 #include <sys/modctl.h>
32 #include <sys/types.h>
33 #include <sys/crypto/api.h>
34 #include <sys/crypto/common.h>
35 #include <sys/crypto/impl.h>
36 #include "crypto_cmds.h"
37
38 static const char *prov_states[] = {
39 "none",
40 "KCF_PROV_ALLOCATED",
41 "KCF_PROV_UNVERIFIED",
42 "KCF_PROV_VERIFICATION_FAILED",
43 "KCF_PROV_READY",
44 "KCF_PROV_BUSY",
45 "KCF_PROV_FAILED",
46 "KCF_PROV_DISABLED",
47 "KCF_PROV_UNREGISTERING",
48 "KCF_PROV_UNREGISTERED"
49 };
50
51 /*ARGSUSED*/
52 int
53 kcf_provider_desc(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
54 {
55 kcf_provider_desc_t desc;
56 kcf_provider_desc_t *ptr;
57 char string[MAXNAMELEN + 1];
58 int i, j;
59 crypto_mech_info_t *mech_pointer;
60 kcf_prov_cpu_t stats;
61 uint64_t dtotal, ftotal, btotal;
62 int holdcnt, jobcnt;
63
64 if ((flags & DCMD_ADDRSPEC) != DCMD_ADDRSPEC)
65 return (DCMD_USAGE);
66 ptr = (kcf_provider_desc_t *)addr;
67
68 #ifdef DEBUG
69 mdb_printf("DEBUG: reading kcf_provider_desc at %p\n", ptr);
70 #endif
71
72 if (mdb_vread(&desc, sizeof (kcf_provider_desc_t), (uintptr_t)ptr)
73 == -1) {
74 mdb_warn("cannot read at address %p", (uintptr_t)ptr);
75 return (DCMD_ERR);
76 }
77 mdb_printf("%<b>kcf_provider_desc at %p%</b>\n", ptr);
78
79 switch (desc.pd_prov_type) {
80 case CRYPTO_HW_PROVIDER:
81 mdb_printf("pd_prov_type:\t\tCRYPTO_HW_PROVIDER\n");
82 break;
83 case CRYPTO_SW_PROVIDER:
84 mdb_printf("pd_prov_type:\t\tCRYPTO_SW_PROVIDER\n");
85 break;
86 case CRYPTO_LOGICAL_PROVIDER:
87 mdb_printf("pd_prov_type:\t\tCRYPTO_LOGICAL_PROVIDER\n");
88 break;
89 default:
90 mdb_printf("bad pd_prov_type:\t%d\n", desc.pd_prov_type);
91 }
92
93 mdb_printf("pd_prov_id:\t\t%u\n", desc.pd_prov_id);
94 if (desc.pd_description == NULL)
95 mdb_printf("pd_description:\t\tNULL\n");
96 else if (mdb_readstr(string, MAXNAMELEN + 1,
97 (uintptr_t)desc.pd_description) == -1) {
98 mdb_warn("cannot read %p", desc.pd_description);
99 } else
100 mdb_printf("pd_description:\t\t%s\n", string);
101
102 mdb_printf("pd_sid:\t\t\t%u\n", desc.pd_sid);
103 mdb_printf("pd_taskq:\t\t%p\n", desc.pd_taskq);
104 mdb_printf("pd_nbins:\t\t%u\n", desc.pd_nbins);
105 mdb_printf("pd_percpu_bins:\t\t%p\n", desc.pd_percpu_bins);
106
107 dtotal = ftotal = btotal = 0;
108 holdcnt = jobcnt = 0;
109 for (i = 0; i < desc.pd_nbins; i++) {
110 if (mdb_vread(&stats, sizeof (kcf_prov_cpu_t),
111 (uintptr_t)(desc.pd_percpu_bins + i)) == -1) {
112 mdb_warn("cannot read addr %p",
113 desc.pd_percpu_bins + i);
114 return (DCMD_ERR);
115 }
116
117 holdcnt += stats.kp_holdcnt;
118 jobcnt += stats.kp_jobcnt;
119 dtotal += stats.kp_ndispatches;
120 ftotal += stats.kp_nfails;
121 btotal += stats.kp_nbusy_rval;
122 }
123 mdb_inc_indent(4);
124 mdb_printf("total kp_holdcnt:\t\t%d\n", holdcnt);
125 mdb_printf("total kp_jobcnt:\t\t%u\n", jobcnt);
126 mdb_printf("total kp_ndispatches:\t%llu\n", dtotal);
127 mdb_printf("total kp_nfails:\t\t%llu\n", ftotal);
128 mdb_printf("total kp_nbusy_rval:\t%llu\n", btotal);
129 mdb_dec_indent(4);
130
131 mdb_printf("pd_prov_handle:\t\t%p\n", desc.pd_prov_handle);
132 mdb_printf("pd_kcf_prov_handle:\t%u\n", desc.pd_kcf_prov_handle);
133
134 mdb_printf("pd_ops_vector:\t\t%p\n", desc.pd_ops_vector);
135 mdb_printf("pd_mech_list_count:\t%u\n", desc.pd_mech_list_count);
136 /* mechanisms */
137 mdb_inc_indent(4);
138 for (i = 0; i < desc.pd_mech_list_count; i++) {
139 mech_pointer = desc.pd_mechanisms + i;
140 mdb_call_dcmd("crypto_mech_info",
141 (uintptr_t)mech_pointer, DCMD_ADDRSPEC, 0, NULL);
142 }
143 mdb_dec_indent(4);
144 mdb_printf("pd_mech_indx:\n");
145 mdb_inc_indent(8);
146 for (i = 0; i < KCF_OPS_CLASSSIZE; i++) {
147 for (j = 0; j < KCF_MAXMECHTAB; j++) {
148 if (desc.pd_mech_indx[i][j] == KCF_INVALID_INDX)
149 mdb_printf("N ");
150 else
151 mdb_printf("%u ", desc.pd_mech_indx[i][j]);
152 }
153 mdb_printf("\n");
154 }
155 mdb_dec_indent(8);
156
157 if (desc.pd_name == NULL)
158 mdb_printf("pd_name:\t\t NULL\n");
159 else if (mdb_readstr(string, MAXNAMELEN + 1, (uintptr_t)desc.pd_name)
160 == -1)
161 mdb_warn("could not read pd_name from %X\n", desc.pd_name);
162 else
163 mdb_printf("pd_name:\t\t%s\n", string);
164
165 mdb_printf("pd_instance:\t\t%u\n", desc.pd_instance);
166 mdb_printf("pd_module_id:\t\t%d\n", desc.pd_module_id);
167 mdb_printf("pd_mctlp:\t\t%p\n", desc.pd_mctlp);
168 mdb_printf("pd_lock:\t\t%p\n", desc.pd_lock);
169 if (desc.pd_state < KCF_PROV_ALLOCATED ||
170 desc.pd_state > KCF_PROV_UNREGISTERED)
171 mdb_printf("pd_state is invalid:\t%d\n", desc.pd_state);
172 else
173 mdb_printf("pd_state:\t%s\n", prov_states[desc.pd_state]);
174 mdb_printf("pd_provider_list:\t%p\n", desc.pd_provider_list);
175
176 mdb_printf("pd_resume_cv:\t\t%hd\n", desc.pd_resume_cv._opaque);
177 mdb_printf("pd_flags:\t\t%s %s %s %s %s\n",
178 (desc.pd_flags & CRYPTO_HIDE_PROVIDER) ?
179 "CRYPTO_HIDE_PROVIDER" : " ",
180 (desc.pd_flags & CRYPTO_HASH_NO_UPDATE) ?
181 "CRYPTO_HASH_NO_UPDATE" : " ",
182 (desc.pd_flags & CRYPTO_HMAC_NO_UPDATE) ?
183 "CRYPTO_HMAC_NO_UPDATE" : " ",
184 (desc.pd_flags & CRYPTO_SYNCHRONOUS) ?
185 "CRYPTO_SYNCHRONOUS" : " ",
186 (desc.pd_flags & KCF_LPROV_MEMBER) ?
187 "KCF_LPROV_MEMBER" : " ");
188 if (desc.pd_flags & CRYPTO_HASH_NO_UPDATE)
189 mdb_printf("pd_hash_limit:\t\t%u\n", desc.pd_hash_limit);
190 if (desc.pd_flags & CRYPTO_HMAC_NO_UPDATE)
191 mdb_printf("pd_hmac_limit:\t\t%u\n", desc.pd_hmac_limit);
192
193 mdb_printf("pd_kstat:\t\t%p\n", desc.pd_kstat);
194
195 return (DCMD_OK);
196 }
197
198 #define GOT_NONE (-2)
199
200 /*ARGSUSED*/
201 int
202 prov_tab(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
203 {
204 kcf_provider_desc_t **tab;
205 kcf_provider_desc_t desc;
206 kcf_provider_desc_t *ptr;
207 uint_t prov_tab_max;
208 int i;
209 int gotzero = GOT_NONE;
210 char string[MAXNAMELEN + 1];
211
212 if ((flags & DCMD_ADDRSPEC) == DCMD_ADDRSPEC) {
213 return (DCMD_USAGE);
214 } else if (mdb_readsym(&ptr, sizeof (void *), "prov_tab")
215 == -1) {
216 mdb_warn("cannot read prov_tab");
217 return (DCMD_ERR);
218
219 } else if (mdb_readvar(&prov_tab_max, "prov_tab_max") == -1) {
220 mdb_warn("cannot read prov_tab_max");
221 return (DCMD_ERR);
222 }
223 mdb_printf("%<b>prov_tab = %p%</b>\n", ptr);
224 tab = mdb_zalloc(prov_tab_max * sizeof (kcf_provider_desc_t *),
225 UM_SLEEP| UM_GC);
226
227 #ifdef DEBUG
228 mdb_printf("DEBUG: tab = %p, prov_tab_max = %d\n", tab, prov_tab_max);
229 #endif
230
231 if (mdb_vread(tab, prov_tab_max * sizeof (kcf_provider_desc_t *),
232 (uintptr_t)ptr) == -1) {
233 mdb_warn("cannot read prov_tab");
234 return (DCMD_ERR);
235 }
236 #ifdef DEBUG
237 mdb_printf("DEBUG: got past mdb_vread of tab\n");
238 mdb_printf("DEBUG: *tab = %p\n", *tab);
239 #endif
240 for (i = 0; i < prov_tab_max; i++) {
241 /* save space, only print range for long list of nulls */
242 if (tab[i] == NULL) {
243 if (gotzero == GOT_NONE) {
244 mdb_printf("prov_tab[%d", i);
245 gotzero = i;
246 }
247 } else {
248 /* first non-null in awhile, print index of prev null */
249 if (gotzero != GOT_NONE) {
250 if (gotzero == (i - 1))
251 mdb_printf("] = NULL\n", i - 1);
252 else
253 mdb_printf(" - %d] = NULL\n", i - 1);
254 gotzero = GOT_NONE;
255 }
256 /* interesting value, print it */
257 mdb_printf("prov_tab[%d] = %p ", i, tab[i]);
258
259 if (mdb_vread(&desc, sizeof (kcf_provider_desc_t),
260 (uintptr_t)tab[i]) == -1) {
261 mdb_warn("cannot read at address %p",
262 (uintptr_t)tab[i]);
263 return (DCMD_ERR);
264 }
265
266 (void) mdb_readstr(string, MAXNAMELEN + 1,
267 (uintptr_t)desc.pd_name);
268 mdb_printf("(%s\t%s)\n", string,
269 prov_states[desc.pd_state]);
270 }
271 }
272 /* if we've printed the first of many nulls but left the brace open */
273 if ((i > 0) && (tab[i-1] == NULL)) {
274 if (gotzero == GOT_NONE)
275 mdb_printf("] = NULL\n");
276 else
277 mdb_printf(" - %d] = NULL\n", i - 1);
278 }
279
280 return (DCMD_OK);
281 }
282
283 /*ARGSUSED*/
284 int
285 policy_tab(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
286 {
287 kcf_policy_desc_t **tab;
288 kcf_policy_desc_t *ptr;
289 uint_t policy_tab_max;
290 int num, i;
291 int gotzero = GOT_NONE;
292
293 if ((flags & DCMD_ADDRSPEC) == DCMD_ADDRSPEC) {
294 return (DCMD_USAGE);
295 } else if (mdb_readsym(&ptr, sizeof (void *), "policy_tab")
296 == -1) {
297 mdb_warn("cannot read policy_tab");
298 return (DCMD_ERR);
299
300 } else if (mdb_readvar(&policy_tab_max, "policy_tab_max") == -1) {
301 mdb_warn("cannot read policy_tab_max");
302 return (DCMD_ERR);
303 }
304
305 /* get the current number of descriptors in the table */
306 if (mdb_readvar(&num, "policy_tab_num") == -1) {
307 mdb_warn("cannot read policy_tab_num");
308 return (DCMD_ERR);
309 }
310 mdb_printf("%<b>policy_tab = %p%</b> \tpolicy_tab_num = %d\n",
311 ptr, num);
312
313 tab = mdb_zalloc(policy_tab_max * sizeof (kcf_policy_desc_t *),
314 UM_SLEEP| UM_GC);
315
316 if (mdb_vread(tab, policy_tab_max * sizeof (kcf_policy_desc_t *),
317 (uintptr_t)ptr) == -1) {
318 mdb_warn("cannot read policy_tab");
319 return (DCMD_ERR);
320 }
321 #ifdef DEBUG
322 mdb_printf("DEBUG: got past mdb_vread of tab\n");
323 mdb_printf("DEBUG: *tab = %p\n", *tab);
324 #endif
325 for (i = 0; i < policy_tab_max; i++) {
326 /* save space, only print range for long list of nulls */
327 if (tab[i] == NULL) {
328 if (gotzero == GOT_NONE) {
329 mdb_printf("policy_tab[%d", i);
330 gotzero = i;
331 }
332 } else {
333 /* first non-null in awhile, print index of prev null */
334 if (gotzero != GOT_NONE) {
335 if (gotzero == (i - 1))
336 mdb_printf("] = NULL\n", i - 1);
337 else
338 mdb_printf(" - %d] = NULL\n", i - 1);
339 gotzero = GOT_NONE;
340 }
341 /* interesting value, print it */
342 mdb_printf("policy_tab[%d] = %p\n", i, tab[i]);
343 }
344 }
345 /* if we've printed the first of many nulls but left the brace open */
346 if ((i > 0) && (tab[i-1] == NULL)) {
347 if (gotzero == GOT_NONE)
348 mdb_printf("] = NULL\n");
349 else
350 mdb_printf(" - %d] = NULL\n", i - 1);
351 }
352
353 return (DCMD_OK);
354 }
355
356 static void
357 prt_mechs(int count, crypto_mech_name_t *mechs)
358 {
359 int i;
360 char name[CRYPTO_MAX_MECH_NAME + 1];
361 char name2[CRYPTO_MAX_MECH_NAME + 3];
362
363 for (i = 0; i < count; i++) {
364 if (mdb_readstr(name, CRYPTO_MAX_MECH_NAME,
365 (uintptr_t)((char *)mechs)) == -1)
366 continue;
367 /* put in quotes */
368 (void) mdb_snprintf(name2, sizeof (name2), "\"%s\"", name);
369 /* yes, length is 32, but then it will wrap */
370 /* this shorter size formats nicely for most cases */
371 mdb_printf("mechs[%d]=%-28s", i, name2);
372 mdb_printf("%s", i%2 ? "\n" : " "); /* 2-columns */
373 mechs++;
374 }
375 }
376
377 /* ARGSUSED2 */
378 static int
379 prt_soft_conf_entry(kcf_soft_conf_entry_t *addr, kcf_soft_conf_entry_t *entry,
380 void *cbdata)
381 {
382 char name[MAXNAMELEN + 1];
383
384 mdb_printf("\n%<b>kcf_soft_conf_entry_t at %p:%</b>\n", addr);
385 mdb_printf("ce_next: %p", entry->ce_next);
386
387 if (entry->ce_name == NULL)
388 mdb_printf("\tce_name: NULL\n");
389 else if (mdb_readstr(name, MAXNAMELEN, (uintptr_t)entry->ce_name)
390 == -1)
391 mdb_printf("could not read ce_name from %p\n",
392 entry->ce_name);
393 else
394 mdb_printf("\tce_name: %s\n", name);
395
396 mdb_printf("ce_count: %d\n", entry->ce_count);
397 prt_mechs(entry->ce_count, entry->ce_mechs);
398 return (WALK_NEXT);
399 }
400
401 int
402 soft_conf_walk_init(mdb_walk_state_t *wsp)
403 {
404 uintptr_t *soft;
405
406 if (mdb_readsym(&soft, sizeof (kcf_soft_conf_entry_t *),
407 "soft_config_list") == -1) {
408 mdb_warn("failed to find 'soft_config_list'");
409 return (WALK_ERR);
410 }
411 wsp->walk_addr = (uintptr_t)soft;
412 wsp->walk_data = mdb_alloc(sizeof (kcf_soft_conf_entry_t), UM_SLEEP);
413 wsp->walk_callback = (mdb_walk_cb_t)prt_soft_conf_entry;
414 return (WALK_NEXT);
415 }
416
417 /*
418 * At each step, read a kcf_soft_conf_entry_t into our private storage, then
419 * invoke the callback function. We terminate when we reach a NULL ce_next
420 * pointer.
421 */
422 int
423 soft_conf_walk_step(mdb_walk_state_t *wsp)
424 {
425 int status;
426
427 if (wsp->walk_addr == NULL) /* then we're done */
428 return (WALK_DONE);
429 #ifdef DEBUG
430 else
431 mdb_printf("DEBUG: wsp->walk_addr == %p\n", wsp->walk_addr);
432 #endif
433
434 if (mdb_vread(wsp->walk_data, sizeof (kcf_soft_conf_entry_t),
435 wsp->walk_addr) == -1) {
436 mdb_warn("failed to read kcf_soft_conf_entry at %p",
437 wsp->walk_addr);
438 return (WALK_DONE);
439 }
440
441 status = wsp->walk_callback(wsp->walk_addr, wsp->walk_data,
442 wsp->walk_cbdata);
443
444 wsp->walk_addr =
445 (uintptr_t)(((kcf_soft_conf_entry_t *)wsp->walk_data)->ce_next);
446 return (status);
447 }
448
449 /*
450 * The walker's fini function is invoked at the end of each walk. Since we
451 * dynamically allocated a kcf_soft_conf_entry_t in soft_conf_walk_init,
452 * we must free it now.
453 */
454 void
455 soft_conf_walk_fini(mdb_walk_state_t *wsp)
456 {
457 #ifdef DEBUG
458 mdb_printf("...end of kcf_soft_conf_entry walk\n");
459 #endif
460 mdb_free(wsp->walk_data, sizeof (kcf_soft_conf_entry_t));
461 }
462 /* ARGSUSED2 */
463 int
464 kcf_soft_conf_entry(uintptr_t addr, uint_t flags, int argc,
465 const mdb_arg_t *argv)
466 {
467 kcf_soft_conf_entry_t entry;
468 kcf_soft_conf_entry_t *ptr;
469
470 if ((flags & DCMD_ADDRSPEC) == DCMD_ADDRSPEC) {
471 if (addr == NULL) /* not allowed with DCMD_ADDRSPEC */
472 return (DCMD_USAGE);
473 else
474 ptr = (kcf_soft_conf_entry_t *)addr;
475 } else if (mdb_readsym(&ptr, sizeof (void *), "soft_config_list")
476 == -1) {
477 mdb_warn("cannot read soft_config_list");
478 return (DCMD_ERR);
479 } else
480 mdb_printf("soft_config_list = %p\n", ptr);
481
482 if (ptr == NULL)
483 return (DCMD_OK);
484
485 if (mdb_vread(&entry, sizeof (kcf_soft_conf_entry_t), (uintptr_t)ptr)
486 == -1) {
487 mdb_warn("cannot read at address %p", (uintptr_t)ptr);
488 return (DCMD_ERR);
489 }
490
491 /* this could change in the future to have more than one ret val */
492 if (prt_soft_conf_entry(ptr, &entry, NULL) != WALK_ERR)
493 return (DCMD_OK);
494 return (DCMD_ERR);
495 }
496
497 /* ARGSUSED1 */
498 int
499 kcf_policy_desc(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv)
500 {
501 kcf_policy_desc_t desc;
502 char name[MAXNAMELEN + 1];
503
504
505 if ((flags & DCMD_ADDRSPEC) != DCMD_ADDRSPEC)
506 return (DCMD_USAGE);
507
508 if (mdb_vread(&desc, sizeof (kcf_policy_desc_t), (uintptr_t)addr)
509 == -1) {
510 mdb_warn("Could not read kcf_policy_desc_t at %p\n", addr);
511 return (DCMD_ERR);
512 }
513 mdb_printf("pd_prov_type: %s",
514 desc.pd_prov_type == CRYPTO_HW_PROVIDER ? "CRYPTO_HW_PROVIDER" :
515 "CRYPTO_SW_PROVIDER");
516
517 if (desc.pd_name == NULL)
518 mdb_printf("\tpd_name: NULL\n");
519 else if (mdb_readstr(name, MAXNAMELEN, (uintptr_t)desc.pd_name)
520 == -1)
521 mdb_printf("could not read pd_name from %p\n",
522 desc.pd_name);
523 else
524 mdb_printf("\tpd_name: %s\n", name);
525
526 mdb_printf("pd_instance: %d ", desc.pd_instance);
527 mdb_printf("\t\tpd_refcnt: %d\n", desc.pd_refcnt);
528 mdb_printf("pd_mutex: %p", desc.pd_mutex);
529 mdb_printf("\t\tpd_disabled_count: %d", desc.pd_disabled_count);
530 mdb_printf("\npd_disabled_mechs:\n");
531 mdb_inc_indent(4);
532 prt_mechs(desc.pd_disabled_count, desc.pd_disabled_mechs);
533 mdb_dec_indent(4);
534 return (DCMD_OK);
535 }
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