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b1ab9ed8 | 1 | /* |
d8f41ccd | 2 | * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved. |
b1ab9ed8 A |
3 | * |
4 | * The contents of this file constitute Original Code as defined in and are | |
5 | * subject to the Apple Public Source License Version 1.2 (the 'License'). | |
6 | * You may not use this file except in compliance with the License. Please obtain | |
7 | * a copy of the License at http://www.apple.com/publicsource and read it before | |
8 | * using this file. | |
9 | * | |
10 | * This Original Code and all software distributed under the License are | |
11 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS | |
12 | * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT | |
13 | * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR | |
14 | * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the | |
15 | * specific language governing rights and limitations under the License. | |
16 | */ | |
17 | ||
18 | ||
19 | // | |
20 | // Apple X.509 CRL-related session functions. | |
21 | // | |
22 | ||
23 | #include "AppleX509CLSession.h" | |
24 | #include "clNssUtils.h" | |
25 | #include "clNameUtils.h" | |
26 | ||
27 | void | |
28 | AppleX509CLSession::CrlDescribeFormat( | |
29 | uint32 &NumberOfFields, | |
30 | CSSM_OID_PTR &OidList) | |
31 | { | |
32 | DecodedCrl::describeFormat(*this, NumberOfFields, OidList); | |
33 | } | |
34 | ||
35 | ||
36 | void | |
37 | AppleX509CLSession::CrlGetAllFields( | |
38 | const CssmData &Crl, | |
39 | uint32 &NumberOfCrlFields, | |
40 | CSSM_FIELD_PTR &CrlFields) | |
41 | { | |
42 | class DecodedCrl decodedCrl(*this, Crl); | |
43 | decodedCrl.getAllParsedCrlFields(NumberOfCrlFields, CrlFields); | |
44 | } | |
45 | ||
46 | ||
47 | CSSM_HANDLE | |
48 | AppleX509CLSession::CrlGetFirstFieldValue( | |
49 | const CssmData &Crl, | |
50 | const CssmData &CrlField, | |
51 | uint32 &NumberOfMatchedFields, | |
52 | CSSM_DATA_PTR &Value) | |
53 | { | |
54 | NumberOfMatchedFields = 0; | |
55 | Value = NULL; | |
56 | CssmAutoData aData(*this); | |
57 | ||
58 | DecodedCrl *decodedCrl = new DecodedCrl(*this, Crl); | |
59 | uint32 numMatches; | |
60 | ||
61 | /* this returns false if field not there, throws on bad OID */ | |
62 | bool brtn; | |
63 | try { | |
64 | brtn = decodedCrl->getCrlFieldData(CrlField, | |
65 | 0, // index | |
66 | numMatches, | |
67 | aData); | |
68 | } | |
69 | catch (...) { | |
70 | delete decodedCrl; | |
71 | throw; | |
72 | } | |
73 | if(!brtn) { | |
74 | delete decodedCrl; | |
75 | return CSSM_INVALID_HANDLE; | |
76 | } | |
77 | ||
78 | /* cook up a CLCachedCRL, stash it in cache */ | |
79 | CLCachedCRL *cachedCrl = new CLCachedCRL(*decodedCrl); | |
80 | cacheMap.addEntry(*cachedCrl, cachedCrl->handle()); | |
81 | ||
82 | /* cook up a CLQuery, stash it */ | |
83 | CLQuery *query = new CLQuery( | |
84 | CLQ_CRL, | |
85 | CrlField, | |
86 | numMatches, | |
87 | false, // isFromCache | |
88 | cachedCrl->handle()); | |
89 | queryMap.addEntry(*query, query->handle()); | |
90 | ||
91 | /* success - copy field data to outgoing Value */ | |
92 | Value = (CSSM_DATA_PTR)malloc(sizeof(CSSM_DATA)); | |
93 | *Value = aData.release(); | |
94 | NumberOfMatchedFields = numMatches; | |
95 | return query->handle(); | |
96 | } | |
97 | ||
98 | ||
99 | bool | |
100 | AppleX509CLSession::CrlGetNextFieldValue( | |
101 | CSSM_HANDLE ResultsHandle, | |
102 | CSSM_DATA_PTR &Value) | |
103 | { | |
104 | /* fetch & validate the query */ | |
105 | CLQuery *query = queryMap.lookupEntry(ResultsHandle); | |
106 | if(query == NULL) { | |
107 | CssmError::throwMe(CSSMERR_CL_INVALID_RESULTS_HANDLE); | |
108 | } | |
109 | if(query->queryType() != CLQ_CRL) { | |
110 | clErrorLog("CrlGetNextFieldValue: bad queryType (%d)", | |
111 | (int)query->queryType()); | |
112 | CssmError::throwMe(CSSMERR_CL_INVALID_RESULTS_HANDLE); | |
113 | } | |
114 | if(query->nextIndex() >= query->numFields()) { | |
115 | return false; | |
116 | } | |
117 | ||
118 | /* fetch the associated cached CRL */ | |
119 | CLCachedCRL *cachedCrl = lookupCachedCRL(query->cachedObject()); | |
120 | uint32 dummy; | |
121 | CssmAutoData aData(*this); | |
122 | if(!cachedCrl->crl().getCrlFieldData(query->fieldId(), | |
123 | query->nextIndex(), | |
124 | dummy, | |
125 | aData)) { | |
126 | return false; | |
127 | } | |
128 | ||
129 | /* success - copy field data to outgoing Value */ | |
130 | Value = (CSSM_DATA_PTR)malloc(sizeof(CSSM_DATA)); | |
131 | *Value = aData.release(); | |
132 | query->incrementIndex(); | |
133 | return true; | |
134 | } | |
135 | ||
136 | ||
137 | void | |
138 | AppleX509CLSession::IsCertInCrl( | |
139 | const CssmData &Cert, | |
140 | const CssmData &Crl, | |
141 | CSSM_BOOL &CertFound) | |
142 | { | |
143 | /* | |
144 | * Decode the two entities. Note that doing it this way incurs | |
145 | * the unnecessary (for our purposes) overhead of decoding | |
146 | * extensions, but doing it this way is so spiffy that I can't | |
147 | * resist. | |
148 | */ | |
149 | DecodedCert decodedCert(*this, Cert); | |
150 | DecodedCrl decodedCrl(*this, Crl); | |
151 | ||
152 | NSS_TBSCertificate &tbsCert = decodedCert.mCert.tbs; | |
153 | NSS_TBSCrl &tbsCrl = decodedCrl.mCrl.tbs; | |
154 | ||
155 | /* trivial case - empty CRL */ | |
156 | unsigned numCrlEntries = | |
157 | clNssArraySize((const void **)tbsCrl.revokedCerts); | |
158 | if(numCrlEntries == 0) { | |
159 | clFieldLog("IsCertInCrl: empty CRL"); | |
160 | CertFound = CSSM_FALSE; | |
161 | return; | |
162 | } | |
163 | ||
164 | /* | |
165 | * Get normalized and encoded versions of issuer names. | |
166 | * Since the decoded entities are local, we can normalize in place. | |
167 | */ | |
168 | CssmAutoData encCertIssuer(*this); | |
169 | CssmAutoData encCrlIssuer(*this); | |
170 | try { | |
171 | /* snag a handy temp allocator */ | |
172 | SecNssCoder &coder = decodedCert.coder(); | |
173 | CL_normalizeX509NameNSS(tbsCert.issuer, coder); | |
174 | PRErrorCode prtn = SecNssEncodeItemOdata(&tbsCert.issuer, | |
175 | kSecAsn1NameTemplate, encCertIssuer); | |
176 | if(prtn) { | |
177 | CssmError::throwMe(CSSMERR_CL_MEMORY_ERROR); | |
178 | } | |
179 | ||
180 | CL_normalizeX509NameNSS(tbsCrl.issuer, coder); | |
181 | prtn = SecNssEncodeItemOdata(&tbsCrl.issuer, | |
182 | kSecAsn1NameTemplate, encCrlIssuer); | |
183 | if(prtn) { | |
184 | CssmError::throwMe(CSSMERR_CL_MEMORY_ERROR); | |
185 | } | |
186 | } | |
187 | catch(...) { | |
188 | clFieldLog("IsCertInCrl: normalize failure"); | |
189 | throw; | |
190 | } | |
191 | ||
192 | /* issuer names match? */ | |
193 | CertFound = CSSM_FALSE; | |
194 | if(encCertIssuer.get() != encCrlIssuer.get()) { | |
195 | clFieldLog("IsCertInCrl: issuer name mismatch"); | |
196 | return; | |
197 | } | |
198 | ||
199 | /* is this cert's serial number in the CRL? */ | |
200 | CSSM_DATA &certSerial = tbsCert.serialNumber; | |
201 | for(unsigned dex=0; dex<numCrlEntries; dex++) { | |
202 | NSS_RevokedCert *revokedCert = tbsCrl.revokedCerts[dex]; | |
203 | assert(revokedCert != NULL); | |
204 | CSSM_DATA &revokedSerial = revokedCert->userCertificate; | |
205 | if(clCompareCssmData(&certSerial, &revokedSerial)) { | |
206 | /* success */ | |
207 | CertFound = CSSM_TRUE; | |
208 | break; | |
209 | } | |
210 | } | |
211 | } | |
212 | ||
213 | #pragma mark --- Cached --- | |
214 | ||
215 | void | |
216 | AppleX509CLSession::CrlCache( | |
217 | const CssmData &Crl, | |
218 | CSSM_HANDLE &CrlHandle) | |
219 | { | |
220 | DecodedCrl *decodedCrl = new DecodedCrl(*this, Crl); | |
221 | ||
222 | /* cook up a CLCachedCRL, stash it in cache */ | |
223 | CLCachedCRL *cachedCrl = new CLCachedCRL(*decodedCrl); | |
224 | cacheMap.addEntry(*cachedCrl, cachedCrl->handle()); | |
225 | CrlHandle = cachedCrl->handle(); | |
226 | } | |
227 | ||
228 | /* | |
229 | * FIXME - CrlRecordIndex not supported, it'll require mods to | |
230 | * the DecodedCrl::getCrlFieldData mechanism | |
231 | */ | |
232 | CSSM_HANDLE | |
233 | AppleX509CLSession::CrlGetFirstCachedFieldValue( | |
234 | CSSM_HANDLE CrlHandle, | |
235 | const CssmData *CrlRecordIndex, | |
236 | const CssmData &CrlField, | |
237 | uint32 &NumberOfMatchedFields, | |
238 | CSSM_DATA_PTR &Value) | |
239 | { | |
240 | if(CrlRecordIndex != NULL) { | |
241 | /* not yet */ | |
242 | CssmError::throwMe(CSSMERR_CL_INVALID_CRL_INDEX); | |
243 | } | |
244 | ||
245 | /* fetch the associated cached CRL */ | |
246 | CLCachedCRL *cachedCrl = lookupCachedCRL(CrlHandle); | |
247 | if(cachedCrl == NULL) { | |
248 | CssmError::throwMe(CSSMERR_CL_INVALID_CACHE_HANDLE); | |
249 | } | |
250 | ||
251 | CssmAutoData aData(*this); | |
252 | uint32 numMatches; | |
253 | ||
254 | /* this returns false if field not there, throws on bad OID */ | |
255 | if(!cachedCrl->crl().getCrlFieldData(CrlField, | |
256 | 0, // index | |
257 | numMatches, | |
258 | aData)) { | |
259 | return CSSM_INVALID_HANDLE; | |
260 | } | |
261 | ||
262 | /* cook up a CLQuery, stash it */ | |
263 | CLQuery *query = new CLQuery( | |
264 | CLQ_CRL, | |
265 | CrlField, | |
266 | numMatches, | |
267 | true, // isFromCache | |
268 | cachedCrl->handle()); | |
269 | queryMap.addEntry(*query, query->handle()); | |
270 | ||
271 | /* success - copy field data to outgoing Value */ | |
272 | Value = (CSSM_DATA_PTR)malloc(sizeof(CSSM_DATA)); | |
273 | *Value = aData.release(); | |
274 | NumberOfMatchedFields = numMatches; | |
275 | return query->handle(); | |
276 | } | |
277 | ||
278 | ||
279 | bool | |
280 | AppleX509CLSession::CrlGetNextCachedFieldValue( | |
281 | CSSM_HANDLE ResultsHandle, | |
282 | CSSM_DATA_PTR &Value) | |
283 | { | |
284 | /* Identical to, so just call... */ | |
285 | return CrlGetNextFieldValue(ResultsHandle, Value); | |
286 | } | |
287 | ||
288 | ||
289 | void | |
290 | AppleX509CLSession::IsCertInCachedCrl( | |
291 | const CssmData &Cert, | |
292 | CSSM_HANDLE CrlHandle, | |
293 | CSSM_BOOL &CertFound, | |
294 | CssmData &CrlRecordIndex) | |
295 | { | |
296 | unimplemented(); | |
297 | } | |
298 | ||
299 | ||
300 | void | |
301 | AppleX509CLSession::CrlAbortCache( | |
302 | CSSM_HANDLE CrlHandle) | |
303 | { | |
304 | /* fetch the associated cached CRL, remove from map, delete it */ | |
305 | CLCachedCRL *cachedCrl = lookupCachedCRL(CrlHandle); | |
306 | if(cachedCrl == NULL) { | |
307 | CssmError::throwMe(CSSMERR_CL_INVALID_CACHE_HANDLE); | |
308 | } | |
309 | cacheMap.removeEntry(cachedCrl->handle()); | |
310 | delete cachedCrl; | |
311 | } | |
312 | ||
313 | ||
314 | void | |
315 | AppleX509CLSession::CrlAbortQuery( | |
316 | CSSM_HANDLE ResultsHandle) | |
317 | { | |
318 | /* fetch & validate the query */ | |
319 | CLQuery *query = queryMap.lookupEntry(ResultsHandle); | |
320 | if(query == NULL) { | |
321 | CssmError::throwMe(CSSMERR_CL_INVALID_RESULTS_HANDLE); | |
322 | } | |
323 | if(query->queryType() != CLQ_CRL) { | |
324 | clErrorLog("CrlAbortQuery: bad queryType (%d)", (int)query->queryType()); | |
325 | CssmError::throwMe(CSSMERR_CL_INVALID_RESULTS_HANDLE); | |
326 | } | |
327 | ||
328 | if(!query->fromCache()) { | |
329 | /* the associated cached CRL was created just for this query; dispose */ | |
330 | CLCachedCRL *cachedCrl = lookupCachedCRL(query->cachedObject()); | |
331 | if(cachedCrl == NULL) { | |
332 | /* should never happen */ | |
333 | CssmError::throwMe(CSSMERR_CL_INTERNAL_ERROR); | |
334 | } | |
335 | cacheMap.removeEntry(cachedCrl->handle()); | |
336 | delete cachedCrl; | |
337 | } | |
338 | queryMap.removeEntry(query->handle()); | |
339 | delete query; | |
340 | } | |
341 | ||
342 | #pragma mark --- Template --- | |
343 | ||
344 | void | |
345 | AppleX509CLSession::CrlCreateTemplate( | |
346 | uint32 NumberOfFields, | |
347 | const CSSM_FIELD *CrlTemplate, | |
348 | CssmData &NewCrl) | |
349 | { | |
350 | unimplemented(); | |
351 | } | |
352 | ||
353 | ||
354 | void | |
355 | AppleX509CLSession::CrlSetFields( | |
356 | uint32 NumberOfFields, | |
357 | const CSSM_FIELD *CrlTemplate, | |
358 | const CssmData &OldCrl, | |
359 | CssmData &ModifiedCrl) | |
360 | { | |
361 | unimplemented(); | |
362 | } | |
363 | ||
364 | ||
365 | void | |
366 | AppleX509CLSession::CrlAddCert( | |
367 | CSSM_CC_HANDLE CCHandle, | |
368 | const CssmData &Cert, | |
369 | uint32 NumberOfFields, | |
370 | const CSSM_FIELD CrlEntryFields[], | |
371 | const CssmData &OldCrl, | |
372 | CssmData &NewCrl) | |
373 | { | |
374 | unimplemented(); | |
375 | } | |
376 | ||
377 | ||
378 | void | |
379 | AppleX509CLSession::CrlRemoveCert( | |
380 | const CssmData &Cert, | |
381 | const CssmData &OldCrl, | |
382 | CssmData &NewCrl) | |
383 | { | |
384 | unimplemented(); | |
385 | } | |
386 | ||
387 | ||
388 | void | |
389 | AppleX509CLSession::CrlGetAllCachedRecordFields( | |
390 | CSSM_HANDLE CrlHandle, | |
391 | const CssmData &CrlRecordIndex, | |
392 | uint32 &NumberOfFields, | |
393 | CSSM_FIELD_PTR &CrlFields) | |
394 | { | |
395 | unimplemented(); | |
396 | } | |
397 | ||
398 | /* | |
399 | * These are functionally identical to the corresponding | |
400 | * Cert functions. | |
401 | */ | |
402 | void | |
403 | AppleX509CLSession::CrlVerifyWithKey( | |
404 | CSSM_CC_HANDLE CCHandle, | |
405 | const CssmData &CrlToBeVerified) | |
406 | { | |
407 | CertVerifyWithKey(CCHandle, CrlToBeVerified); | |
408 | } | |
409 | ||
410 | ||
411 | void | |
412 | AppleX509CLSession::CrlVerify( | |
413 | CSSM_CC_HANDLE CCHandle, | |
414 | const CssmData &CrlToBeVerified, | |
415 | const CssmData *SignerCert, | |
416 | const CSSM_FIELD *VerifyScope, | |
417 | uint32 ScopeSize) | |
418 | { | |
419 | CertVerify(CCHandle, CrlToBeVerified, SignerCert, VerifyScope, | |
420 | ScopeSize); | |
421 | } | |
422 | ||
423 | void | |
424 | AppleX509CLSession::CrlSign( | |
425 | CSSM_CC_HANDLE CCHandle, | |
426 | const CssmData &UnsignedCrl, | |
427 | const CSSM_FIELD *SignScope, | |
428 | uint32 ScopeSize, | |
429 | CssmData &SignedCrl) | |
430 | { | |
431 | unimplemented(); | |
432 | } | |
433 | ||
434 | ||
435 | ||
436 |