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1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
4 | |
5 #ifdef DEBUG | |
6 static const char CVS_ID[] = "@(#) $RCSfile: certificate.c,v $ $Revision: 1.70 $
$Date: 2012/05/17 21:39:40 $"; | |
7 #endif /* DEBUG */ | |
8 | |
9 #ifndef NSSPKI_H | |
10 #include "nsspki.h" | |
11 #endif /* NSSPKI_H */ | |
12 | |
13 #ifndef PKIT_H | |
14 #include "pkit.h" | |
15 #endif /* PKIT_H */ | |
16 | |
17 #ifndef PKIM_H | |
18 #include "pkim.h" | |
19 #endif /* PKIM_H */ | |
20 | |
21 #ifndef DEV_H | |
22 #include "dev.h" | |
23 #endif /* DEV_H */ | |
24 | |
25 #include "pkistore.h" | |
26 | |
27 #include "pki3hack.h" | |
28 #include "pk11func.h" | |
29 #include "hasht.h" | |
30 | |
31 #ifndef BASE_H | |
32 #include "base.h" | |
33 #endif /* BASE_H */ | |
34 | |
35 extern const NSSError NSS_ERROR_NOT_FOUND; | |
36 | |
37 /* Creates a certificate from a base object */ | |
38 NSS_IMPLEMENT NSSCertificate * | |
39 nssCertificate_Create ( | |
40 nssPKIObject *object | |
41 ) | |
42 { | |
43 PRStatus status; | |
44 NSSCertificate *rvCert; | |
45 nssArenaMark * mark; | |
46 NSSArena *arena = object->arena; | |
47 PR_ASSERT(object->instances != NULL && object->numInstances > 0); | |
48 PR_ASSERT(object->lockType == nssPKIMonitor); | |
49 mark = nssArena_Mark(arena); | |
50 rvCert = nss_ZNEW(arena, NSSCertificate); | |
51 if (!rvCert) { | |
52 return (NSSCertificate *)NULL; | |
53 } | |
54 rvCert->object = *object; | |
55 /* XXX should choose instance based on some criteria */ | |
56 status = nssCryptokiCertificate_GetAttributes(object->instances[0], | |
57 NULL, /* XXX sessionOpt */ | |
58 arena, | |
59 &rvCert->type, | |
60 &rvCert->id, | |
61 &rvCert->encoding, | |
62 &rvCert->issuer, | |
63 &rvCert->serial, | |
64 &rvCert->subject); | |
65 if (status != PR_SUCCESS || | |
66 !rvCert->encoding.data || | |
67 !rvCert->encoding.size || | |
68 !rvCert->issuer.data || | |
69 !rvCert->issuer.size || | |
70 !rvCert->serial.data || | |
71 !rvCert->serial.size) { | |
72 if (mark) | |
73 nssArena_Release(arena, mark); | |
74 return (NSSCertificate *)NULL; | |
75 } | |
76 if (mark) | |
77 nssArena_Unmark(arena, mark); | |
78 return rvCert; | |
79 } | |
80 | |
81 NSS_IMPLEMENT NSSCertificate * | |
82 nssCertificate_AddRef ( | |
83 NSSCertificate *c | |
84 ) | |
85 { | |
86 if (c) { | |
87 nssPKIObject_AddRef(&c->object); | |
88 } | |
89 return c; | |
90 } | |
91 | |
92 NSS_IMPLEMENT PRStatus | |
93 nssCertificate_Destroy ( | |
94 NSSCertificate *c | |
95 ) | |
96 { | |
97 nssCertificateStoreTrace lockTrace = {NULL, NULL, PR_FALSE, PR_FALSE}; | |
98 nssCertificateStoreTrace unlockTrace = {NULL, NULL, PR_FALSE, PR_FALSE}; | |
99 | |
100 if (c) { | |
101 PRUint32 i; | |
102 nssDecodedCert *dc = c->decoding; | |
103 NSSTrustDomain *td = STAN_GetDefaultTrustDomain(); | |
104 NSSCryptoContext *cc = c->object.cryptoContext; | |
105 | |
106 PR_ASSERT(c->object.refCount > 0); | |
107 | |
108 /* --- LOCK storage --- */ | |
109 if (cc) { | |
110 nssCertificateStore_Lock(cc->certStore, &lockTrace); | |
111 } else { | |
112 nssTrustDomain_LockCertCache(td); | |
113 } | |
114 if (PR_ATOMIC_DECREMENT(&c->object.refCount) == 0) { | |
115 /* --- remove cert and UNLOCK storage --- */ | |
116 if (cc) { | |
117 nssCertificateStore_RemoveCertLOCKED(cc->certStore, c); | |
118 nssCertificateStore_Unlock(cc->certStore, &lockTrace, | |
119 &unlockTrace); | |
120 } else { | |
121 nssTrustDomain_RemoveCertFromCacheLOCKED(td, c); | |
122 nssTrustDomain_UnlockCertCache(td); | |
123 } | |
124 /* free cert data */ | |
125 for (i=0; i<c->object.numInstances; i++) { | |
126 nssCryptokiObject_Destroy(c->object.instances[i]); | |
127 } | |
128 nssPKIObject_DestroyLock(&c->object); | |
129 nssArena_Destroy(c->object.arena); | |
130 nssDecodedCert_Destroy(dc); | |
131 } else { | |
132 /* --- UNLOCK storage --- */ | |
133 if (cc) { | |
134 nssCertificateStore_Unlock(cc->certStore, | |
135 &lockTrace, | |
136 &unlockTrace); | |
137 } else { | |
138 nssTrustDomain_UnlockCertCache(td); | |
139 } | |
140 } | |
141 } | |
142 return PR_SUCCESS; | |
143 } | |
144 | |
145 NSS_IMPLEMENT PRStatus | |
146 NSSCertificate_Destroy ( | |
147 NSSCertificate *c | |
148 ) | |
149 { | |
150 return nssCertificate_Destroy(c); | |
151 } | |
152 | |
153 NSS_IMPLEMENT NSSDER * | |
154 nssCertificate_GetEncoding ( | |
155 NSSCertificate *c | |
156 ) | |
157 { | |
158 if (c->encoding.size > 0 && c->encoding.data) { | |
159 return &c->encoding; | |
160 } else { | |
161 return (NSSDER *)NULL; | |
162 } | |
163 } | |
164 | |
165 NSS_IMPLEMENT NSSDER * | |
166 nssCertificate_GetIssuer ( | |
167 NSSCertificate *c | |
168 ) | |
169 { | |
170 if (c->issuer.size > 0 && c->issuer.data) { | |
171 return &c->issuer; | |
172 } else { | |
173 return (NSSDER *)NULL; | |
174 } | |
175 } | |
176 | |
177 NSS_IMPLEMENT NSSDER * | |
178 nssCertificate_GetSerialNumber ( | |
179 NSSCertificate *c | |
180 ) | |
181 { | |
182 if (c->serial.size > 0 && c->serial.data) { | |
183 return &c->serial; | |
184 } else { | |
185 return (NSSDER *)NULL; | |
186 } | |
187 } | |
188 | |
189 NSS_IMPLEMENT NSSDER * | |
190 nssCertificate_GetSubject ( | |
191 NSSCertificate *c | |
192 ) | |
193 { | |
194 if (c->subject.size > 0 && c->subject.data) { | |
195 return &c->subject; | |
196 } else { | |
197 return (NSSDER *)NULL; | |
198 } | |
199 } | |
200 | |
201 /* Returns a copy, Caller must free using nss_ZFreeIf */ | |
202 NSS_IMPLEMENT NSSUTF8 * | |
203 nssCertificate_GetNickname ( | |
204 NSSCertificate *c, | |
205 NSSToken *tokenOpt | |
206 ) | |
207 { | |
208 return nssPKIObject_GetNicknameForToken(&c->object, tokenOpt); | |
209 } | |
210 | |
211 NSS_IMPLEMENT NSSASCII7 * | |
212 nssCertificate_GetEmailAddress ( | |
213 NSSCertificate *c | |
214 ) | |
215 { | |
216 return c->email; | |
217 } | |
218 | |
219 NSS_IMPLEMENT PRStatus | |
220 NSSCertificate_DeleteStoredObject ( | |
221 NSSCertificate *c, | |
222 NSSCallback *uhh | |
223 ) | |
224 { | |
225 return nssPKIObject_DeleteStoredObject(&c->object, uhh, PR_TRUE); | |
226 } | |
227 | |
228 NSS_IMPLEMENT PRStatus | |
229 NSSCertificate_Validate ( | |
230 NSSCertificate *c, | |
231 NSSTime *timeOpt, /* NULL for "now" */ | |
232 NSSUsage *usage, | |
233 NSSPolicies *policiesOpt /* NULL for none */ | |
234 ) | |
235 { | |
236 nss_SetError(NSS_ERROR_NOT_FOUND); | |
237 return PR_FAILURE; | |
238 } | |
239 | |
240 NSS_IMPLEMENT void ** /* void *[] */ | |
241 NSSCertificate_ValidateCompletely ( | |
242 NSSCertificate *c, | |
243 NSSTime *timeOpt, /* NULL for "now" */ | |
244 NSSUsage *usage, | |
245 NSSPolicies *policiesOpt, /* NULL for none */ | |
246 void **rvOpt, /* NULL for allocate */ | |
247 PRUint32 rvLimit, /* zero for no limit */ | |
248 NSSArena *arenaOpt /* NULL for heap */ | |
249 ) | |
250 { | |
251 nss_SetError(NSS_ERROR_NOT_FOUND); | |
252 return NULL; | |
253 } | |
254 | |
255 NSS_IMPLEMENT PRStatus | |
256 NSSCertificate_ValidateAndDiscoverUsagesAndPolicies ( | |
257 NSSCertificate *c, | |
258 NSSTime **notBeforeOutOpt, | |
259 NSSTime **notAfterOutOpt, | |
260 void *allowedUsages, | |
261 void *disallowedUsages, | |
262 void *allowedPolicies, | |
263 void *disallowedPolicies, | |
264 /* more args.. work on this fgmr */ | |
265 NSSArena *arenaOpt | |
266 ) | |
267 { | |
268 nss_SetError(NSS_ERROR_NOT_FOUND); | |
269 return PR_FAILURE; | |
270 } | |
271 | |
272 NSS_IMPLEMENT NSSDER * | |
273 NSSCertificate_Encode ( | |
274 NSSCertificate *c, | |
275 NSSDER *rvOpt, | |
276 NSSArena *arenaOpt | |
277 ) | |
278 { | |
279 /* Item, DER, BER are all typedefs now... */ | |
280 return nssItem_Duplicate((NSSItem *)&c->encoding, arenaOpt, rvOpt); | |
281 } | |
282 | |
283 NSS_IMPLEMENT nssDecodedCert * | |
284 nssCertificate_GetDecoding ( | |
285 NSSCertificate *c | |
286 ) | |
287 { | |
288 nssDecodedCert* deco = NULL; | |
289 if (c->type == NSSCertificateType_PKIX) { | |
290 (void)STAN_GetCERTCertificate(c); | |
291 } | |
292 nssPKIObject_Lock(&c->object); | |
293 if (!c->decoding) { | |
294 deco = nssDecodedCert_Create(NULL, &c->encoding, c->type); | |
295 PORT_Assert(!c->decoding); | |
296 c->decoding = deco; | |
297 } else { | |
298 deco = c->decoding; | |
299 } | |
300 nssPKIObject_Unlock(&c->object); | |
301 return deco; | |
302 } | |
303 | |
304 static NSSCertificate ** | |
305 filter_subject_certs_for_id ( | |
306 NSSCertificate **subjectCerts, | |
307 void *id | |
308 ) | |
309 { | |
310 NSSCertificate **si; | |
311 nssDecodedCert *dcp; | |
312 int nextOpenSlot = 0; | |
313 int i; | |
314 nssCertIDMatch matchLevel = nssCertIDMatch_Unknown; | |
315 nssCertIDMatch match; | |
316 | |
317 /* walk the subject certs */ | |
318 for (si = subjectCerts; *si; si++) { | |
319 dcp = nssCertificate_GetDecoding(*si); | |
320 if (!dcp) { | |
321 NSSCertificate_Destroy(*si); | |
322 continue; | |
323 } | |
324 match = dcp->matchIdentifier(dcp, id); | |
325 switch (match) { | |
326 case nssCertIDMatch_Yes: | |
327 if (matchLevel == nssCertIDMatch_Unknown) { | |
328 /* we have non-definitive matches, forget them */ | |
329 for (i = 0; i < nextOpenSlot; i++) { | |
330 NSSCertificate_Destroy(subjectCerts[i]); | |
331 subjectCerts[i] = NULL; | |
332 } | |
333 nextOpenSlot = 0; | |
334 /* only keep definitive matches from now on */ | |
335 matchLevel = nssCertIDMatch_Yes; | |
336 } | |
337 /* keep the cert */ | |
338 subjectCerts[nextOpenSlot++] = *si; | |
339 break; | |
340 case nssCertIDMatch_Unknown: | |
341 if (matchLevel == nssCertIDMatch_Unknown) { | |
342 /* only have non-definitive matches so far, keep it */ | |
343 subjectCerts[nextOpenSlot++] = *si; | |
344 break; | |
345 } | |
346 /* else fall through, we have a definitive match already */ | |
347 case nssCertIDMatch_No: | |
348 default: | |
349 NSSCertificate_Destroy(*si); | |
350 *si = NULL; | |
351 } | |
352 } | |
353 subjectCerts[nextOpenSlot] = NULL; | |
354 return subjectCerts; | |
355 } | |
356 | |
357 static NSSCertificate ** | |
358 filter_certs_for_valid_issuers ( | |
359 NSSCertificate **certs | |
360 ) | |
361 { | |
362 NSSCertificate **cp; | |
363 nssDecodedCert *dcp; | |
364 int nextOpenSlot = 0; | |
365 | |
366 for (cp = certs; *cp; cp++) { | |
367 dcp = nssCertificate_GetDecoding(*cp); | |
368 if (dcp && dcp->isValidIssuer(dcp)) { | |
369 certs[nextOpenSlot++] = *cp; | |
370 } else { | |
371 NSSCertificate_Destroy(*cp); | |
372 } | |
373 } | |
374 certs[nextOpenSlot] = NULL; | |
375 return certs; | |
376 } | |
377 | |
378 static NSSCertificate * | |
379 find_cert_issuer ( | |
380 NSSCertificate *c, | |
381 NSSTime *timeOpt, | |
382 NSSUsage *usage, | |
383 NSSPolicies *policiesOpt, | |
384 NSSTrustDomain *td, | |
385 NSSCryptoContext *cc | |
386 ) | |
387 { | |
388 NSSArena *arena; | |
389 NSSCertificate **certs = NULL; | |
390 NSSCertificate **ccIssuers = NULL; | |
391 NSSCertificate **tdIssuers = NULL; | |
392 NSSCertificate *issuer = NULL; | |
393 | |
394 if (!cc) | |
395 cc = c->object.cryptoContext; | |
396 if (!td) | |
397 td = NSSCertificate_GetTrustDomain(c); | |
398 arena = nssArena_Create(); | |
399 if (!arena) { | |
400 return (NSSCertificate *)NULL; | |
401 } | |
402 if (cc) { | |
403 ccIssuers = nssCryptoContext_FindCertificatesBySubject(cc, | |
404 &c->issuer, | |
405 NULL, | |
406 0, | |
407 arena); | |
408 } | |
409 if (td) | |
410 tdIssuers = nssTrustDomain_FindCertificatesBySubject(td, | |
411 &c->issuer, | |
412 NULL, | |
413 0, | |
414 arena); | |
415 certs = nssCertificateArray_Join(ccIssuers, tdIssuers); | |
416 if (certs) { | |
417 nssDecodedCert *dc = NULL; | |
418 void *issuerID = NULL; | |
419 dc = nssCertificate_GetDecoding(c); | |
420 if (dc) { | |
421 issuerID = dc->getIssuerIdentifier(dc); | |
422 } | |
423 /* XXX review based on CERT_FindCertIssuer | |
424 * this function is not using the authCertIssuer field as a fallback | |
425 * if authority key id does not exist | |
426 */ | |
427 if (issuerID) { | |
428 certs = filter_subject_certs_for_id(certs, issuerID); | |
429 } | |
430 certs = filter_certs_for_valid_issuers(certs); | |
431 issuer = nssCertificateArray_FindBestCertificate(certs, | |
432 timeOpt, | |
433 usage, | |
434 policiesOpt); | |
435 nssCertificateArray_Destroy(certs); | |
436 } | |
437 nssArena_Destroy(arena); | |
438 return issuer; | |
439 } | |
440 | |
441 /* This function returns the built chain, as far as it gets, | |
442 ** even if/when it fails to find an issuer, and returns PR_FAILURE | |
443 */ | |
444 NSS_IMPLEMENT NSSCertificate ** | |
445 nssCertificate_BuildChain ( | |
446 NSSCertificate *c, | |
447 NSSTime *timeOpt, | |
448 NSSUsage *usage, | |
449 NSSPolicies *policiesOpt, | |
450 NSSCertificate **rvOpt, | |
451 PRUint32 rvLimit, | |
452 NSSArena *arenaOpt, | |
453 PRStatus *statusOpt, | |
454 NSSTrustDomain *td, | |
455 NSSCryptoContext *cc | |
456 ) | |
457 { | |
458 NSSCertificate **rvChain = NULL; | |
459 NSSUsage issuerUsage = *usage; | |
460 nssPKIObjectCollection *collection = NULL; | |
461 PRUint32 rvCount = 0; | |
462 PRStatus st; | |
463 PRStatus ret = PR_SUCCESS; | |
464 | |
465 if (!c || !cc || | |
466 (!td && (td = NSSCertificate_GetTrustDomain(c)) == NULL)) { | |
467 goto loser; | |
468 } | |
469 /* bump the usage up to CA level */ | |
470 issuerUsage.nss3lookingForCA = PR_TRUE; | |
471 collection = nssCertificateCollection_Create(td, NULL); | |
472 if (!collection) | |
473 goto loser; | |
474 st = nssPKIObjectCollection_AddObject(collection, (nssPKIObject *)c); | |
475 if (st != PR_SUCCESS) | |
476 goto loser; | |
477 for (rvCount = 1; (!rvLimit || rvCount < rvLimit); ++rvCount) { | |
478 CERTCertificate *cCert = STAN_GetCERTCertificate(c); | |
479 if (cCert->isRoot) { | |
480 /* not including the issuer of the self-signed cert, which is, | |
481 * of course, itself | |
482 */ | |
483 break; | |
484 } | |
485 c = find_cert_issuer(c, timeOpt, &issuerUsage, policiesOpt, td, cc); | |
486 if (!c) { | |
487 ret = PR_FAILURE; | |
488 break; | |
489 } | |
490 st = nssPKIObjectCollection_AddObject(collection, (nssPKIObject *)c); | |
491 nssCertificate_Destroy(c); /* collection has it */ | |
492 if (st != PR_SUCCESS) | |
493 goto loser; | |
494 } | |
495 rvChain = nssPKIObjectCollection_GetCertificates(collection, | |
496 rvOpt, | |
497 rvLimit, | |
498 arenaOpt); | |
499 if (rvChain) { | |
500 nssPKIObjectCollection_Destroy(collection); | |
501 if (statusOpt) | |
502 *statusOpt = ret; | |
503 if (ret != PR_SUCCESS) | |
504 nss_SetError(NSS_ERROR_CERTIFICATE_ISSUER_NOT_FOUND); | |
505 return rvChain; | |
506 } | |
507 | |
508 loser: | |
509 if (collection) | |
510 nssPKIObjectCollection_Destroy(collection); | |
511 if (statusOpt) | |
512 *statusOpt = PR_FAILURE; | |
513 nss_SetError(NSS_ERROR_CERTIFICATE_ISSUER_NOT_FOUND); | |
514 return rvChain; | |
515 } | |
516 | |
517 NSS_IMPLEMENT NSSCertificate ** | |
518 NSSCertificate_BuildChain ( | |
519 NSSCertificate *c, | |
520 NSSTime *timeOpt, | |
521 NSSUsage *usage, | |
522 NSSPolicies *policiesOpt, | |
523 NSSCertificate **rvOpt, | |
524 PRUint32 rvLimit, /* zero for no limit */ | |
525 NSSArena *arenaOpt, | |
526 PRStatus *statusOpt, | |
527 NSSTrustDomain *td, | |
528 NSSCryptoContext *cc | |
529 ) | |
530 { | |
531 return nssCertificate_BuildChain(c, timeOpt, usage, policiesOpt, | |
532 rvOpt, rvLimit, arenaOpt, statusOpt, | |
533 td, cc); | |
534 } | |
535 | |
536 NSS_IMPLEMENT NSSCryptoContext * | |
537 nssCertificate_GetCryptoContext ( | |
538 NSSCertificate *c | |
539 ) | |
540 { | |
541 return c->object.cryptoContext; | |
542 } | |
543 | |
544 NSS_IMPLEMENT NSSTrustDomain * | |
545 nssCertificate_GetTrustDomain ( | |
546 NSSCertificate *c | |
547 ) | |
548 { | |
549 return c->object.trustDomain; | |
550 } | |
551 | |
552 NSS_IMPLEMENT NSSTrustDomain * | |
553 NSSCertificate_GetTrustDomain ( | |
554 NSSCertificate *c | |
555 ) | |
556 { | |
557 return nssCertificate_GetTrustDomain(c); | |
558 } | |
559 | |
560 NSS_IMPLEMENT NSSToken * | |
561 NSSCertificate_GetToken ( | |
562 NSSCertificate *c, | |
563 PRStatus *statusOpt | |
564 ) | |
565 { | |
566 return (NSSToken *)NULL; | |
567 } | |
568 | |
569 NSS_IMPLEMENT NSSSlot * | |
570 NSSCertificate_GetSlot ( | |
571 NSSCertificate *c, | |
572 PRStatus *statusOpt | |
573 ) | |
574 { | |
575 return (NSSSlot *)NULL; | |
576 } | |
577 | |
578 NSS_IMPLEMENT NSSModule * | |
579 NSSCertificate_GetModule ( | |
580 NSSCertificate *c, | |
581 PRStatus *statusOpt | |
582 ) | |
583 { | |
584 return (NSSModule *)NULL; | |
585 } | |
586 | |
587 NSS_IMPLEMENT NSSItem * | |
588 NSSCertificate_Encrypt ( | |
589 NSSCertificate *c, | |
590 NSSAlgorithmAndParameters *apOpt, | |
591 NSSItem *data, | |
592 NSSTime *timeOpt, | |
593 NSSUsage *usage, | |
594 NSSPolicies *policiesOpt, | |
595 NSSCallback *uhh, | |
596 NSSItem *rvOpt, | |
597 NSSArena *arenaOpt | |
598 ) | |
599 { | |
600 nss_SetError(NSS_ERROR_NOT_FOUND); | |
601 return NULL; | |
602 } | |
603 | |
604 NSS_IMPLEMENT PRStatus | |
605 NSSCertificate_Verify ( | |
606 NSSCertificate *c, | |
607 NSSAlgorithmAndParameters *apOpt, | |
608 NSSItem *data, | |
609 NSSItem *signature, | |
610 NSSTime *timeOpt, | |
611 NSSUsage *usage, | |
612 NSSPolicies *policiesOpt, | |
613 NSSCallback *uhh | |
614 ) | |
615 { | |
616 nss_SetError(NSS_ERROR_NOT_FOUND); | |
617 return PR_FAILURE; | |
618 } | |
619 | |
620 NSS_IMPLEMENT NSSItem * | |
621 NSSCertificate_VerifyRecover ( | |
622 NSSCertificate *c, | |
623 NSSAlgorithmAndParameters *apOpt, | |
624 NSSItem *signature, | |
625 NSSTime *timeOpt, | |
626 NSSUsage *usage, | |
627 NSSPolicies *policiesOpt, | |
628 NSSCallback *uhh, | |
629 NSSItem *rvOpt, | |
630 NSSArena *arenaOpt | |
631 ) | |
632 { | |
633 nss_SetError(NSS_ERROR_NOT_FOUND); | |
634 return NULL; | |
635 } | |
636 | |
637 NSS_IMPLEMENT NSSItem * | |
638 NSSCertificate_WrapSymmetricKey ( | |
639 NSSCertificate *c, | |
640 NSSAlgorithmAndParameters *apOpt, | |
641 NSSSymmetricKey *keyToWrap, | |
642 NSSTime *timeOpt, | |
643 NSSUsage *usage, | |
644 NSSPolicies *policiesOpt, | |
645 NSSCallback *uhh, | |
646 NSSItem *rvOpt, | |
647 NSSArena *arenaOpt | |
648 ) | |
649 { | |
650 nss_SetError(NSS_ERROR_NOT_FOUND); | |
651 return NULL; | |
652 } | |
653 | |
654 NSS_IMPLEMENT NSSCryptoContext * | |
655 NSSCertificate_CreateCryptoContext ( | |
656 NSSCertificate *c, | |
657 NSSAlgorithmAndParameters *apOpt, | |
658 NSSTime *timeOpt, | |
659 NSSUsage *usage, | |
660 NSSPolicies *policiesOpt, | |
661 NSSCallback *uhh | |
662 ) | |
663 { | |
664 nss_SetError(NSS_ERROR_NOT_FOUND); | |
665 return NULL; | |
666 } | |
667 | |
668 NSS_IMPLEMENT NSSPublicKey * | |
669 NSSCertificate_GetPublicKey ( | |
670 NSSCertificate *c | |
671 ) | |
672 { | |
673 #if 0 | |
674 CK_ATTRIBUTE pubktemplate[] = { | |
675 { CKA_CLASS, NULL, 0 }, | |
676 { CKA_ID, NULL, 0 }, | |
677 { CKA_SUBJECT, NULL, 0 } | |
678 }; | |
679 PRStatus nssrv; | |
680 CK_ULONG count = sizeof(pubktemplate) / sizeof(pubktemplate[0]); | |
681 NSS_CK_SET_ATTRIBUTE_ITEM(pubktemplate, 0, &g_ck_class_pubkey); | |
682 if (c->id.size > 0) { | |
683 /* CKA_ID */ | |
684 NSS_CK_ITEM_TO_ATTRIBUTE(&c->id, &pubktemplate[1]); | |
685 } else { | |
686 /* failure, yes? */ | |
687 return (NSSPublicKey *)NULL; | |
688 } | |
689 if (c->subject.size > 0) { | |
690 /* CKA_SUBJECT */ | |
691 NSS_CK_ITEM_TO_ATTRIBUTE(&c->subject, &pubktemplate[2]); | |
692 } else { | |
693 /* failure, yes? */ | |
694 return (NSSPublicKey *)NULL; | |
695 } | |
696 /* Try the cert's token first */ | |
697 if (c->token) { | |
698 nssrv = nssToken_FindObjectByTemplate(c->token, pubktemplate, count); | |
699 } | |
700 #endif | |
701 /* Try all other key tokens */ | |
702 return (NSSPublicKey *)NULL; | |
703 } | |
704 | |
705 NSS_IMPLEMENT NSSPrivateKey * | |
706 NSSCertificate_FindPrivateKey ( | |
707 NSSCertificate *c, | |
708 NSSCallback *uhh | |
709 ) | |
710 { | |
711 nss_SetError(NSS_ERROR_NOT_FOUND); | |
712 return NULL; | |
713 } | |
714 | |
715 NSS_IMPLEMENT PRBool | |
716 NSSCertificate_IsPrivateKeyAvailable ( | |
717 NSSCertificate *c, | |
718 NSSCallback *uhh, | |
719 PRStatus *statusOpt | |
720 ) | |
721 { | |
722 PRBool isUser = PR_FALSE; | |
723 nssCryptokiObject **ip; | |
724 nssCryptokiObject **instances = nssPKIObject_GetInstances(&c->object); | |
725 if (!instances) { | |
726 return PR_FALSE; | |
727 } | |
728 for (ip = instances; *ip; ip++) { | |
729 nssCryptokiObject *instance = *ip; | |
730 if (nssToken_IsPrivateKeyAvailable(instance->token, c, instance)) { | |
731 isUser = PR_TRUE; | |
732 } | |
733 } | |
734 nssCryptokiObjectArray_Destroy(instances); | |
735 return isUser; | |
736 } | |
737 | |
738 /* sort the subject cert list from newest to oldest */ | |
739 PRIntn | |
740 nssCertificate_SubjectListSort ( | |
741 void *v1, | |
742 void *v2 | |
743 ) | |
744 { | |
745 NSSCertificate *c1 = (NSSCertificate *)v1; | |
746 NSSCertificate *c2 = (NSSCertificate *)v2; | |
747 nssDecodedCert *dc1 = nssCertificate_GetDecoding(c1); | |
748 nssDecodedCert *dc2 = nssCertificate_GetDecoding(c2); | |
749 if (!dc1) { | |
750 return dc2 ? 1 : 0; | |
751 } else if (!dc2) { | |
752 return -1; | |
753 } else { | |
754 return dc1->isNewerThan(dc1, dc2) ? -1 : 1; | |
755 } | |
756 } | |
757 | |
758 NSS_IMPLEMENT PRBool | |
759 NSSUserCertificate_IsStillPresent ( | |
760 NSSUserCertificate *uc, | |
761 PRStatus *statusOpt | |
762 ) | |
763 { | |
764 nss_SetError(NSS_ERROR_NOT_FOUND); | |
765 return PR_FALSE; | |
766 } | |
767 | |
768 NSS_IMPLEMENT NSSItem * | |
769 NSSUserCertificate_Decrypt ( | |
770 NSSUserCertificate *uc, | |
771 NSSAlgorithmAndParameters *apOpt, | |
772 NSSItem *data, | |
773 NSSTime *timeOpt, | |
774 NSSUsage *usage, | |
775 NSSPolicies *policiesOpt, | |
776 NSSCallback *uhh, | |
777 NSSItem *rvOpt, | |
778 NSSArena *arenaOpt | |
779 ) | |
780 { | |
781 nss_SetError(NSS_ERROR_NOT_FOUND); | |
782 return NULL; | |
783 } | |
784 | |
785 NSS_IMPLEMENT NSSItem * | |
786 NSSUserCertificate_Sign ( | |
787 NSSUserCertificate *uc, | |
788 NSSAlgorithmAndParameters *apOpt, | |
789 NSSItem *data, | |
790 NSSTime *timeOpt, | |
791 NSSUsage *usage, | |
792 NSSPolicies *policiesOpt, | |
793 NSSCallback *uhh, | |
794 NSSItem *rvOpt, | |
795 NSSArena *arenaOpt | |
796 ) | |
797 { | |
798 nss_SetError(NSS_ERROR_NOT_FOUND); | |
799 return NULL; | |
800 } | |
801 | |
802 NSS_IMPLEMENT NSSItem * | |
803 NSSUserCertificate_SignRecover ( | |
804 NSSUserCertificate *uc, | |
805 NSSAlgorithmAndParameters *apOpt, | |
806 NSSItem *data, | |
807 NSSTime *timeOpt, | |
808 NSSUsage *usage, | |
809 NSSPolicies *policiesOpt, | |
810 NSSCallback *uhh, | |
811 NSSItem *rvOpt, | |
812 NSSArena *arenaOpt | |
813 ) | |
814 { | |
815 nss_SetError(NSS_ERROR_NOT_FOUND); | |
816 return NULL; | |
817 } | |
818 | |
819 NSS_IMPLEMENT NSSSymmetricKey * | |
820 NSSUserCertificate_UnwrapSymmetricKey ( | |
821 NSSUserCertificate *uc, | |
822 NSSAlgorithmAndParameters *apOpt, | |
823 NSSItem *wrappedKey, | |
824 NSSTime *timeOpt, | |
825 NSSUsage *usage, | |
826 NSSPolicies *policiesOpt, | |
827 NSSCallback *uhh, | |
828 NSSItem *rvOpt, | |
829 NSSArena *arenaOpt | |
830 ) | |
831 { | |
832 nss_SetError(NSS_ERROR_NOT_FOUND); | |
833 return NULL; | |
834 } | |
835 | |
836 NSS_IMPLEMENT NSSSymmetricKey * | |
837 NSSUserCertificate_DeriveSymmetricKey ( | |
838 NSSUserCertificate *uc, /* provides private key */ | |
839 NSSCertificate *c, /* provides public key */ | |
840 NSSAlgorithmAndParameters *apOpt, | |
841 NSSOID *target, | |
842 PRUint32 keySizeOpt, /* zero for best allowed */ | |
843 NSSOperations operations, | |
844 NSSCallback *uhh | |
845 ) | |
846 { | |
847 nss_SetError(NSS_ERROR_NOT_FOUND); | |
848 return NULL; | |
849 } | |
850 | |
851 NSS_IMPLEMENT nssSMIMEProfile * | |
852 nssSMIMEProfile_Create ( | |
853 NSSCertificate *cert, | |
854 NSSItem *profileTime, | |
855 NSSItem *profileData | |
856 ) | |
857 { | |
858 NSSArena *arena; | |
859 nssSMIMEProfile *rvProfile; | |
860 nssPKIObject *object; | |
861 NSSTrustDomain *td = nssCertificate_GetTrustDomain(cert); | |
862 NSSCryptoContext *cc = nssCertificate_GetCryptoContext(cert); | |
863 arena = nssArena_Create(); | |
864 if (!arena) { | |
865 return NULL; | |
866 } | |
867 object = nssPKIObject_Create(arena, NULL, td, cc, nssPKILock); | |
868 if (!object) { | |
869 goto loser; | |
870 } | |
871 rvProfile = nss_ZNEW(arena, nssSMIMEProfile); | |
872 if (!rvProfile) { | |
873 goto loser; | |
874 } | |
875 rvProfile->object = *object; | |
876 rvProfile->certificate = cert; | |
877 rvProfile->email = nssUTF8_Duplicate(cert->email, arena); | |
878 rvProfile->subject = nssItem_Duplicate(&cert->subject, arena, NULL); | |
879 if (profileTime) { | |
880 rvProfile->profileTime = nssItem_Duplicate(profileTime, arena, NULL); | |
881 } | |
882 if (profileData) { | |
883 rvProfile->profileData = nssItem_Duplicate(profileData, arena, NULL); | |
884 } | |
885 return rvProfile; | |
886 loser: | |
887 if (object) nssPKIObject_Destroy(object); | |
888 else if (arena) nssArena_Destroy(arena); | |
889 return (nssSMIMEProfile *)NULL; | |
890 } | |
891 | |
892 /* execute a callback function on all members of a cert list */ | |
893 NSS_EXTERN PRStatus | |
894 nssCertificateList_DoCallback ( | |
895 nssList *certList, | |
896 PRStatus (* callback)(NSSCertificate *c, void *arg), | |
897 void *arg | |
898 ) | |
899 { | |
900 nssListIterator *certs; | |
901 NSSCertificate *cert; | |
902 PRStatus nssrv; | |
903 certs = nssList_CreateIterator(certList); | |
904 if (!certs) { | |
905 return PR_FAILURE; | |
906 } | |
907 for (cert = (NSSCertificate *)nssListIterator_Start(certs); | |
908 cert != (NSSCertificate *)NULL; | |
909 cert = (NSSCertificate *)nssListIterator_Next(certs)) | |
910 { | |
911 nssrv = (*callback)(cert, arg); | |
912 } | |
913 nssListIterator_Finish(certs); | |
914 nssListIterator_Destroy(certs); | |
915 return PR_SUCCESS; | |
916 } | |
917 | |
918 static PRStatus add_ref_callback(NSSCertificate *c, void *a) | |
919 { | |
920 nssCertificate_AddRef(c); | |
921 return PR_SUCCESS; | |
922 } | |
923 | |
924 NSS_IMPLEMENT void | |
925 nssCertificateList_AddReferences ( | |
926 nssList *certList | |
927 ) | |
928 { | |
929 (void)nssCertificateList_DoCallback(certList, add_ref_callback, NULL); | |
930 } | |
931 | |
932 | |
933 /* | |
934 * Is this trust record safe to apply to all certs of the same issuer/SN | |
935 * independent of the cert matching the hash. This is only true is the trust | |
936 * is unknown or distrusted. In general this feature is only useful to | |
937 * explicitly distrusting certs. It is not safe to use to trust certs, so | |
938 * only allow unknown and untrusted trust types. | |
939 */ | |
940 PRBool | |
941 nssTrust_IsSafeToIgnoreCertHash(nssTrustLevel serverAuth, | |
942 nssTrustLevel clientAuth, nssTrustLevel codeSigning, | |
943 nssTrustLevel email, PRBool stepup) | |
944 { | |
945 /* step up is a trust type, if it's on, we must have a hash for the cert */ | |
946 if (stepup) { | |
947 return PR_FALSE; | |
948 } | |
949 if ((serverAuth != nssTrustLevel_Unknown) && | |
950 (serverAuth != nssTrustLevel_NotTrusted)) { | |
951 return PR_FALSE; | |
952 } | |
953 if ((clientAuth != nssTrustLevel_Unknown) && | |
954 (clientAuth != nssTrustLevel_NotTrusted)) { | |
955 return PR_FALSE; | |
956 } | |
957 if ((codeSigning != nssTrustLevel_Unknown) && | |
958 (codeSigning != nssTrustLevel_NotTrusted)) { | |
959 return PR_FALSE; | |
960 } | |
961 if ((email != nssTrustLevel_Unknown) && | |
962 (email != nssTrustLevel_NotTrusted)) { | |
963 return PR_FALSE; | |
964 } | |
965 /* record only has Unknown and Untrusted entries, ok to accept without a | |
966 * hash */ | |
967 return PR_TRUE; | |
968 } | |
969 | |
970 NSS_IMPLEMENT NSSTrust * | |
971 nssTrust_Create ( | |
972 nssPKIObject *object, | |
973 NSSItem *certData | |
974 ) | |
975 { | |
976 PRStatus status; | |
977 PRUint32 i; | |
978 PRUint32 lastTrustOrder, myTrustOrder; | |
979 unsigned char sha1_hashcmp[SHA1_LENGTH]; | |
980 unsigned char sha1_hashin[SHA1_LENGTH]; | |
981 NSSItem sha1_hash; | |
982 NSSTrust *rvt; | |
983 nssCryptokiObject *instance; | |
984 nssTrustLevel serverAuth, clientAuth, codeSigning, emailProtection; | |
985 SECStatus rv; /* Should be stan flavor */ | |
986 PRBool stepUp; | |
987 | |
988 lastTrustOrder = 1<<16; /* just make it big */ | |
989 PR_ASSERT(object->instances != NULL && object->numInstances > 0); | |
990 rvt = nss_ZNEW(object->arena, NSSTrust); | |
991 if (!rvt) { | |
992 return (NSSTrust *)NULL; | |
993 } | |
994 rvt->object = *object; | |
995 | |
996 /* should be stan flavor of Hashbuf */ | |
997 rv = PK11_HashBuf(SEC_OID_SHA1,sha1_hashcmp,certData->data,certData->size); | |
998 if (rv != SECSuccess) { | |
999 return (NSSTrust *)NULL; | |
1000 } | |
1001 sha1_hash.data = sha1_hashin; | |
1002 sha1_hash.size = sizeof (sha1_hashin); | |
1003 /* trust has to peek into the base object members */ | |
1004 nssPKIObject_Lock(object); | |
1005 for (i=0; i<object->numInstances; i++) { | |
1006 instance = object->instances[i]; | |
1007 myTrustOrder = nssToken_GetTrustOrder(instance->token); | |
1008 status = nssCryptokiTrust_GetAttributes(instance, NULL, | |
1009 &sha1_hash, | |
1010 &serverAuth, | |
1011 &clientAuth, | |
1012 &codeSigning, | |
1013 &emailProtection, | |
1014 &stepUp); | |
1015 if (status != PR_SUCCESS) { | |
1016 nssPKIObject_Unlock(object); | |
1017 return (NSSTrust *)NULL; | |
1018 } | |
1019 /* if no hash is specified, then trust applies to all certs with | |
1020 * this issuer/SN. NOTE: This is only true for entries that | |
1021 * have distrust and unknown record */ | |
1022 if (!( | |
1023 /* we continue if there is no hash, and the trust type is | |
1024 * safe to accept without a hash ... or ... */ | |
1025 ((sha1_hash.size == 0) && | |
1026 nssTrust_IsSafeToIgnoreCertHash(serverAuth,clientAuth, | |
1027 codeSigning, emailProtection,stepUp)) | |
1028 || | |
1029 /* we have a hash of the correct size, and it matches */ | |
1030 ((sha1_hash.size == SHA1_LENGTH) && (PORT_Memcmp(sha1_hashin, | |
1031 sha1_hashcmp,SHA1_LENGTH) == 0)) )) { | |
1032 nssPKIObject_Unlock(object); | |
1033 return (NSSTrust *)NULL; | |
1034 } | |
1035 if (rvt->serverAuth == nssTrustLevel_Unknown || | |
1036 myTrustOrder < lastTrustOrder) | |
1037 { | |
1038 rvt->serverAuth = serverAuth; | |
1039 } | |
1040 if (rvt->clientAuth == nssTrustLevel_Unknown || | |
1041 myTrustOrder < lastTrustOrder) | |
1042 { | |
1043 rvt->clientAuth = clientAuth; | |
1044 } | |
1045 if (rvt->emailProtection == nssTrustLevel_Unknown || | |
1046 myTrustOrder < lastTrustOrder) | |
1047 { | |
1048 rvt->emailProtection = emailProtection; | |
1049 } | |
1050 if (rvt->codeSigning == nssTrustLevel_Unknown || | |
1051 myTrustOrder < lastTrustOrder) | |
1052 { | |
1053 rvt->codeSigning = codeSigning; | |
1054 } | |
1055 rvt->stepUpApproved = stepUp; | |
1056 lastTrustOrder = myTrustOrder; | |
1057 } | |
1058 nssPKIObject_Unlock(object); | |
1059 return rvt; | |
1060 } | |
1061 | |
1062 NSS_IMPLEMENT NSSTrust * | |
1063 nssTrust_AddRef ( | |
1064 NSSTrust *trust | |
1065 ) | |
1066 { | |
1067 if (trust) { | |
1068 nssPKIObject_AddRef(&trust->object); | |
1069 } | |
1070 return trust; | |
1071 } | |
1072 | |
1073 NSS_IMPLEMENT PRStatus | |
1074 nssTrust_Destroy ( | |
1075 NSSTrust *trust | |
1076 ) | |
1077 { | |
1078 if (trust) { | |
1079 (void)nssPKIObject_Destroy(&trust->object); | |
1080 } | |
1081 return PR_SUCCESS; | |
1082 } | |
1083 | |
1084 NSS_IMPLEMENT nssSMIMEProfile * | |
1085 nssSMIMEProfile_AddRef ( | |
1086 nssSMIMEProfile *profile | |
1087 ) | |
1088 { | |
1089 if (profile) { | |
1090 nssPKIObject_AddRef(&profile->object); | |
1091 } | |
1092 return profile; | |
1093 } | |
1094 | |
1095 NSS_IMPLEMENT PRStatus | |
1096 nssSMIMEProfile_Destroy ( | |
1097 nssSMIMEProfile *profile | |
1098 ) | |
1099 { | |
1100 if (profile) { | |
1101 (void)nssPKIObject_Destroy(&profile->object); | |
1102 } | |
1103 return PR_SUCCESS; | |
1104 } | |
1105 | |
1106 NSS_IMPLEMENT NSSCRL * | |
1107 nssCRL_Create ( | |
1108 nssPKIObject *object | |
1109 ) | |
1110 { | |
1111 PRStatus status; | |
1112 NSSCRL *rvCRL; | |
1113 NSSArena *arena = object->arena; | |
1114 PR_ASSERT(object->instances != NULL && object->numInstances > 0); | |
1115 rvCRL = nss_ZNEW(arena, NSSCRL); | |
1116 if (!rvCRL) { | |
1117 return (NSSCRL *)NULL; | |
1118 } | |
1119 rvCRL->object = *object; | |
1120 /* XXX should choose instance based on some criteria */ | |
1121 status = nssCryptokiCRL_GetAttributes(object->instances[0], | |
1122 NULL, /* XXX sessionOpt */ | |
1123 arena, | |
1124 &rvCRL->encoding, | |
1125 NULL, /* subject */ | |
1126 NULL, /* class */ | |
1127 &rvCRL->url, | |
1128 &rvCRL->isKRL); | |
1129 if (status != PR_SUCCESS) { | |
1130 return (NSSCRL *)NULL; | |
1131 } | |
1132 return rvCRL; | |
1133 } | |
1134 | |
1135 NSS_IMPLEMENT NSSCRL * | |
1136 nssCRL_AddRef ( | |
1137 NSSCRL *crl | |
1138 ) | |
1139 { | |
1140 if (crl) { | |
1141 nssPKIObject_AddRef(&crl->object); | |
1142 } | |
1143 return crl; | |
1144 } | |
1145 | |
1146 NSS_IMPLEMENT PRStatus | |
1147 nssCRL_Destroy ( | |
1148 NSSCRL *crl | |
1149 ) | |
1150 { | |
1151 if (crl) { | |
1152 (void)nssPKIObject_Destroy(&crl->object); | |
1153 } | |
1154 return PR_SUCCESS; | |
1155 } | |
1156 | |
1157 NSS_IMPLEMENT PRStatus | |
1158 nssCRL_DeleteStoredObject ( | |
1159 NSSCRL *crl, | |
1160 NSSCallback *uhh | |
1161 ) | |
1162 { | |
1163 return nssPKIObject_DeleteStoredObject(&crl->object, uhh, PR_TRUE); | |
1164 } | |
1165 | |
1166 NSS_IMPLEMENT NSSDER * | |
1167 nssCRL_GetEncoding ( | |
1168 NSSCRL *crl | |
1169 ) | |
1170 { | |
1171 if (crl && crl->encoding.data != NULL && crl->encoding.size > 0) { | |
1172 return &crl->encoding; | |
1173 } else { | |
1174 return (NSSDER *)NULL; | |
1175 } | |
1176 } | |
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