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Add interfaces to several library instances of BaseCryptLib.
[mirror_edk2.git] / CryptoPkg / Library / BaseCryptLib / Pk / CryptX509.c
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1/** @file\r
2 X.509 Certificate Handler Wrapper Implementation over OpenSSL.\r
3\r
4Copyright (c) 2010 - 2012, Intel Corporation. All rights reserved.<BR>\r
5This program and the accompanying materials\r
6are licensed and made available under the terms and conditions of the BSD License\r
7which accompanies this distribution. The full text of the license may be found at\r
8http://opensource.org/licenses/bsd-license.php\r
9\r
10THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
13**/\r
14\r
15#include "InternalCryptLib.h"\r
16#include <openssl/x509.h>\r
17\r
18\r
19/**\r
20 Construct a X509 object from DER-encoded certificate data.\r
21\r
22 If Cert is NULL, then return FALSE.\r
23 If SingleX509Cert is NULL, then return FALSE.\r
24\r
25 @param[in] Cert Pointer to the DER-encoded certificate data.\r
26 @param[in] CertSize The size of certificate data in bytes.\r
27 @param[out] SingleX509Cert The generated X509 object.\r
28\r
29 @retval TRUE The X509 object generation succeeded.\r
30 @retval FALSE The operation failed.\r
31\r
32**/\r
33BOOLEAN\r
34EFIAPI\r
35X509ConstructCertificate (\r
36 IN CONST UINT8 *Cert,\r
37 IN UINTN CertSize,\r
38 OUT UINT8 **SingleX509Cert\r
39 )\r
40{\r
41 BIO *CertBio;\r
42 X509 *X509Cert;\r
43 BOOLEAN Status;\r
44\r
45 //\r
46 // Check input parameters.\r
47 //\r
48 if (Cert == NULL || SingleX509Cert == NULL || CertSize > INT_MAX) {\r
49 return FALSE;\r
50 }\r
51\r
52 Status = FALSE;\r
53\r
54 //\r
55 // Read DER-encoded X509 Certificate and Construct X509 object.\r
56 //\r
57 CertBio = BIO_new (BIO_s_mem ());\r
58 BIO_write (CertBio, Cert, (int) CertSize);\r
59 if (CertBio == NULL) {\r
60 goto _Exit;\r
61 }\r
62 X509Cert = d2i_X509_bio (CertBio, NULL);\r
63 if (X509Cert == NULL) {\r
64 goto _Exit;\r
65 }\r
66\r
67 *SingleX509Cert = (UINT8 *) X509Cert;\r
68 Status = TRUE;\r
69\r
70_Exit:\r
71 //\r
72 // Release Resources.\r
73 //\r
74 BIO_free (CertBio);\r
75\r
76 return Status;\r
77}\r
78\r
79/**\r
80 Construct a X509 stack object from a list of DER-encoded certificate data.\r
81\r
82 If X509Stack is NULL, then return FALSE.\r
83\r
84 @param[in, out] X509Stack On input, pointer to an existing X509 stack object.\r
85 On output, pointer to the X509 stack object with new\r
86 inserted X509 certificate.\r
87 @param ... A list of DER-encoded single certificate data followed\r
88 by certificate size. A NULL terminates the list. The\r
89 pairs are the arguments to X509ConstructCertificate().\r
90 \r
91 @retval TRUE The X509 stack construction succeeded.\r
92 @retval FALSE The construction operation failed.\r
93\r
94**/\r
95BOOLEAN\r
96EFIAPI\r
97X509ConstructCertificateStack (\r
98 IN OUT UINT8 **X509Stack,\r
99 ... \r
100 )\r
101{\r
102 UINT8 *Cert;\r
103 UINTN CertSize;\r
104 X509 *X509Cert;\r
105 STACK_OF(X509) *CertStack;\r
106 BOOLEAN Status;\r
107 VA_LIST Args;\r
108 UINTN Index;\r
109\r
110 //\r
111 // Check input parameters.\r
112 //\r
113 if (X509Stack == NULL) {\r
114 return FALSE;\r
115 }\r
116\r
117 Status = FALSE;\r
118\r
119 //\r
120 // Initialize X509 stack object.\r
121 //\r
122 CertStack = (STACK_OF(X509) *) (*X509Stack);\r
123 if (CertStack == NULL) {\r
124 CertStack = sk_X509_new_null ();\r
125 if (CertStack == NULL) {\r
126 return Status;\r
127 }\r
128 }\r
129\r
130 VA_START (Args, X509Stack);\r
131\r
132 for (Index = 0; ; Index++) {\r
133 //\r
134 // If Cert is NULL, then it is the end of the list.\r
135 //\r
136 Cert = VA_ARG (Args, UINT8 *);\r
137 if (Cert == NULL) {\r
138 break;\r
139 }\r
140\r
141 CertSize = VA_ARG (Args, UINTN);\r
142\r
143 //\r
144 // Construct X509 Object from the given DER-encoded certificate data.\r
145 //\r
146 Status = X509ConstructCertificate (\r
147 (CONST UINT8 *) Cert,\r
148 CertSize,\r
149 (UINT8 **) &X509Cert\r
150 );\r
151 if (!Status) {\r
152 X509_free (X509Cert);\r
153 break;\r
154 }\r
155\r
156 //\r
157 // Insert the new X509 object into X509 stack object.\r
158 //\r
159 sk_X509_push (CertStack, X509Cert);\r
160 }\r
161\r
162 VA_END (Args);\r
163\r
164 if (!Status) {\r
165 sk_X509_pop_free (CertStack, X509_free);\r
166 } else {\r
167 *X509Stack = (UINT8 *) CertStack;\r
168 }\r
169\r
170 return Status;\r
171}\r
172\r
173/**\r
174 Release the specified X509 object.\r
175\r
176 If X509Cert is NULL, then return FALSE.\r
177\r
178 @param[in] X509Cert Pointer to the X509 object to be released.\r
179\r
180**/\r
181VOID\r
182EFIAPI\r
183X509Free (\r
184 IN VOID *X509Cert\r
185 )\r
186{ \r
187 //\r
188 // Check input parameters.\r
189 //\r
190 if (X509Cert == NULL) {\r
191 return;\r
192 }\r
193 \r
194 //\r
195 // Free OpenSSL X509 object.\r
196 //\r
197 X509_free ((X509 *) X509Cert);\r
198}\r
199\r
200/**\r
201 Release the specified X509 stack object.\r
202\r
203 If X509Stack is NULL, then return FALSE.\r
204\r
205 @param[in] X509Stack Pointer to the X509 stack object to be released.\r
206\r
207**/\r
208VOID\r
209EFIAPI\r
210X509StackFree (\r
211 IN VOID *X509Stack\r
212 )\r
213{\r
214 //\r
215 // Check input parameters.\r
216 //\r
217 if (X509Stack == NULL) {\r
218 return;\r
219 }\r
220 \r
221 //\r
222 // Free OpenSSL X509 stack object.\r
223 //\r
224 sk_X509_pop_free ((STACK_OF(X509) *) X509Stack, X509_free);\r
225}\r
226\r
227/**\r
228 Pop single certificate from STACK_OF(X509).\r
229\r
230 If X509Stack, Cert, or CertSize is NULL, then return FALSE.\r
231\r
232 @param[in] X509Stack Pointer to a X509 stack object.\r
233 @param[out] Cert Pointer to a X509 certificate.\r
234 @param[out] CertSize Length of output X509 certificate in bytes.\r
235 \r
236 @retval TRUE The X509 stack pop succeeded.\r
237 @retval FALSE The pop operation failed.\r
238\r
239**/\r
240BOOLEAN\r
241X509PopCertificate (\r
242 IN VOID *X509Stack,\r
243 OUT UINT8 **Cert,\r
244 OUT UINTN *CertSize\r
245 )\r
246{\r
247 BIO *CertBio;\r
248 X509 *X509Cert;\r
249 STACK_OF(X509) *CertStack;\r
250 BOOLEAN Status;\r
251 int Result;\r
252 int Length;\r
253 VOID *Buffer;\r
254\r
255 Status = FALSE;\r
256\r
257 if ((X509Stack == NULL) || (Cert == NULL) || (CertSize == NULL)) {\r
258 return Status;\r
259 }\r
260\r
261 CertStack = (STACK_OF(X509) *) X509Stack;\r
262\r
263 X509Cert = sk_X509_pop (CertStack);\r
264\r
265 if (X509Cert == NULL) {\r
266 return Status;\r
267 }\r
268\r
269 Buffer = NULL;\r
270\r
271 CertBio = BIO_new (BIO_s_mem ());\r
272 if (CertBio == NULL) {\r
273 return Status;\r
274 }\r
275\r
276 Result = i2d_X509_bio (CertBio, X509Cert);\r
277 if (Result == 0) {\r
278 goto _Exit;\r
279 }\r
280\r
281 Length = ((BUF_MEM *) CertBio->ptr)->length;\r
282 if (Length <= 0) {\r
283 goto _Exit;\r
284 }\r
285\r
286 Buffer = malloc (Length);\r
287 if (Buffer == NULL) {\r
288 goto _Exit;\r
289 }\r
290\r
291 Result = BIO_read (CertBio, Buffer, Length);\r
292 if (Result != Length) {\r
293 goto _Exit;\r
294 }\r
295\r
296 *Cert = Buffer;\r
297 *CertSize = Length;\r
298\r
299 Status = TRUE;\r
300\r
301_Exit:\r
302\r
303 BIO_free (CertBio);\r
304\r
305 if (!Status && (Buffer != NULL)) {\r
306 free (Buffer);\r
307 }\r
308\r
309 return Status;\r
310}\r
311\r
312/**\r
313 Retrieve the subject bytes from one X.509 certificate.\r
314\r
315 @param[in] Cert Pointer to the DER-encoded X509 certificate.\r
316 @param[in] CertSize Size of the X509 certificate in bytes.\r
317 @param[out] CertSubject Pointer to the retrieved certificate subject bytes.\r
318 @param[in, out] SubjectSize The size in bytes of the CertSubject buffer on input,\r
319 and the size of buffer returned CertSubject on output.\r
320\r
321 If Cert is NULL, then return FALSE.\r
322 If SubjectSize is NULL, then return FALSE.\r
323\r
324 @retval TRUE The certificate subject retrieved successfully.\r
325 @retval FALSE Invalid certificate, or the SubjectSize is too small for the result.\r
326 The SubjectSize will be updated with the required size.\r
327\r
328**/\r
329BOOLEAN\r
330EFIAPI\r
331X509GetSubjectName (\r
332 IN CONST UINT8 *Cert,\r
333 IN UINTN CertSize,\r
334 OUT UINT8 *CertSubject,\r
335 IN OUT UINTN *SubjectSize\r
336 )\r
337{\r
338 BOOLEAN Status;\r
339 X509 *X509Cert;\r
340 X509_NAME *X509Name;\r
341\r
342 //\r
343 // Check input parameters.\r
344 //\r
345 if (Cert == NULL || SubjectSize == NULL) {\r
346 return FALSE;\r
347 }\r
348\r
349 Status = FALSE;\r
350 X509Cert = NULL;\r
351\r
352 //\r
353 // Read DER-encoded X509 Certificate and Construct X509 object.\r
354 //\r
355 Status = X509ConstructCertificate (Cert, CertSize, (UINT8 **) &X509Cert);\r
356 if ((X509Cert == NULL) || (!Status)) {\r
357 goto _Exit;\r
358 }\r
359\r
360 //\r
361 // Retrieve subject name from certificate object.\r
362 //\r
363 X509Name = X509_get_subject_name (X509Cert);\r
364 if (*SubjectSize < (UINTN) X509Name->bytes->length) {\r
365 *SubjectSize = (UINTN) X509Name->bytes->length;\r
366 goto _Exit;\r
367 }\r
368 *SubjectSize = (UINTN) X509Name->bytes->length;\r
369 if (CertSubject != NULL) {\r
370 CopyMem (CertSubject, (UINT8 *)X509Name->bytes->data, *SubjectSize);\r
371 Status = TRUE;\r
372 }\r
373\r
374_Exit:\r
375 //\r
376 // Release Resources.\r
377 //\r
378 X509_free (X509Cert);\r
379\r
380 return Status;\r
381}\r
382\r
383/**\r
384 Retrieve the RSA Public Key from one DER-encoded X509 certificate.\r
385\r
386 @param[in] Cert Pointer to the DER-encoded X509 certificate.\r
387 @param[in] CertSize Size of the X509 certificate in bytes.\r
388 @param[out] RsaContext Pointer to new-generated RSA context which contain the retrieved\r
389 RSA public key component. Use RsaFree() function to free the\r
390 resource.\r
391\r
392 If Cert is NULL, then return FALSE.\r
393 If RsaContext is NULL, then return FALSE.\r
394\r
395 @retval TRUE RSA Public Key was retrieved successfully.\r
396 @retval FALSE Fail to retrieve RSA public key from X509 certificate.\r
397\r
398**/\r
399BOOLEAN\r
400EFIAPI\r
401RsaGetPublicKeyFromX509 (\r
402 IN CONST UINT8 *Cert,\r
403 IN UINTN CertSize,\r
404 OUT VOID **RsaContext\r
405 )\r
406{\r
407 BOOLEAN Status;\r
408 EVP_PKEY *Pkey;\r
409 X509 *X509Cert;\r
410 \r
411 //\r
412 // Check input parameters.\r
413 //\r
414 if (Cert == NULL || RsaContext == NULL) {\r
415 return FALSE;\r
416 }\r
417\r
418 Status = FALSE;\r
419 Pkey = NULL;\r
420 X509Cert = NULL;\r
421\r
422 //\r
423 // Read DER-encoded X509 Certificate and Construct X509 object.\r
424 //\r
425 Status = X509ConstructCertificate (Cert, CertSize, (UINT8 **) &X509Cert);\r
426 if ((X509Cert == NULL) || (!Status)) {\r
427 goto _Exit;\r
428 }\r
429\r
430 //\r
431 // Retrieve and check EVP_PKEY data from X509 Certificate.\r
432 //\r
433 Pkey = X509_get_pubkey (X509Cert);\r
434 if ((Pkey == NULL) || (Pkey->type != EVP_PKEY_RSA)) {\r
435 goto _Exit;\r
436 }\r
437\r
438 //\r
439 // Duplicate RSA Context from the retrieved EVP_PKEY.\r
440 //\r
441 if ((*RsaContext = RSAPublicKey_dup (Pkey->pkey.rsa)) != NULL) {\r
442 Status = TRUE;\r
443 }\r
444\r
445_Exit:\r
446 //\r
447 // Release Resources.\r
448 //\r
449 X509_free (X509Cert);\r
450 EVP_PKEY_free (Pkey);\r
451\r
452 return Status;\r
453}\r
454\r
455/**\r
456 Verify one X509 certificate was issued by the trusted CA.\r
457\r
458 @param[in] Cert Pointer to the DER-encoded X509 certificate to be verified.\r
459 @param[in] CertSize Size of the X509 certificate in bytes.\r
460 @param[in] CACert Pointer to the DER-encoded trusted CA certificate.\r
461 @param[in] CACertSize Size of the CA Certificate in bytes.\r
462\r
463 If Cert is NULL, then return FALSE.\r
464 If CACert is NULL, then return FALSE.\r
465\r
466 @retval TRUE The certificate was issued by the trusted CA.\r
467 @retval FALSE Invalid certificate or the certificate was not issued by the given\r
468 trusted CA.\r
469\r
470**/\r
471BOOLEAN\r
472EFIAPI\r
473X509VerifyCert (\r
474 IN CONST UINT8 *Cert,\r
475 IN UINTN CertSize,\r
476 IN CONST UINT8 *CACert,\r
477 IN UINTN CACertSize\r
478 )\r
479{\r
480 BOOLEAN Status;\r
481 X509 *X509Cert;\r
482 X509 *X509CACert;\r
483 X509_STORE *CertStore;\r
484 X509_STORE_CTX CertCtx;\r
485 \r
486 //\r
487 // Check input parameters.\r
488 //\r
489 if (Cert == NULL || CACert == NULL) {\r
490 return FALSE;\r
491 }\r
492\r
493 Status = FALSE;\r
494 X509Cert = NULL;\r
495 X509CACert = NULL;\r
496 CertStore = NULL;\r
497\r
498 //\r
499 // Register & Initialize necessary digest algorithms for certificate verification.\r
500 //\r
501 EVP_add_digest (EVP_md5());\r
502 EVP_add_digest (EVP_sha1());\r
503 EVP_add_digest (EVP_sha256());\r
504\r
505 //\r
506 // Read DER-encoded certificate to be verified and Construct X509 object.\r
507 //\r
508 Status = X509ConstructCertificate (Cert, CertSize, (UINT8 **) &X509Cert);\r
509 if ((X509Cert == NULL) || (!Status)) {\r
510 goto _Exit;\r
511 }\r
512\r
513 //\r
514 // Read DER-encoded root certificate and Construct X509 object.\r
515 //\r
516 Status = X509ConstructCertificate (CACert, CACertSize, (UINT8 **) &X509CACert);\r
517 if ((X509CACert == NULL) || (!Status)) {\r
518 goto _Exit;\r
519 }\r
520\r
521 //\r
522 // Set up X509 Store for trusted certificate.\r
523 //\r
524 CertStore = X509_STORE_new ();\r
525 if (CertStore == NULL) {\r
526 goto _Exit;\r
527 }\r
528 if (!(X509_STORE_add_cert (CertStore, X509CACert))) {\r
529 goto _Exit;\r
530 }\r
531\r
532 //\r
533 // Set up X509_STORE_CTX for the subsequent verification operation.\r
534 //\r
535 if (!X509_STORE_CTX_init (&CertCtx, CertStore, X509Cert, NULL)) {\r
536 goto _Exit;\r
537 }\r
538\r
539 //\r
540 // X509 Certificate Verification.\r
541 //\r
542 Status = (BOOLEAN) X509_verify_cert (&CertCtx);\r
543 X509_STORE_CTX_cleanup (&CertCtx);\r
544\r
545_Exit:\r
546 //\r
547 // Release Resources.\r
548 //\r
549 X509_free (X509Cert);\r
550 X509_free (X509CACert);\r
551 X509_STORE_free (CertStore);\r
552\r
553 return Status;\r
554}\r
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