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-rw-r--r--src/lib/libcrypto/pkcs7/pk7_lib.c469
1 files changed, 0 insertions, 469 deletions
diff --git a/src/lib/libcrypto/pkcs7/pk7_lib.c b/src/lib/libcrypto/pkcs7/pk7_lib.c
deleted file mode 100644
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--- a/src/lib/libcrypto/pkcs7/pk7_lib.c
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1/* crypto/pkcs7/pk7_lib.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include "cryptlib.h"
61#include <openssl/objects.h>
62#include <openssl/x509.h>
63
64long PKCS7_ctrl(PKCS7 *p7, int cmd, long larg, char *parg)
65 {
66 int nid;
67 long ret;
68
69 nid=OBJ_obj2nid(p7->type);
70
71 switch (cmd)
72 {
73 case PKCS7_OP_SET_DETACHED_SIGNATURE:
74 if (nid == NID_pkcs7_signed)
75 {
76 ret=p7->detached=(int)larg;
77 }
78 else
79 {
80 PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
81 ret=0;
82 }
83 break;
84 case PKCS7_OP_GET_DETACHED_SIGNATURE:
85 if (nid == NID_pkcs7_signed)
86 {
87 ret=p7->detached;
88 }
89 else
90 {
91 PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
92 ret=0;
93 }
94
95 break;
96 default:
97 PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_UNKNOWN_OPERATION);
98 ret=0;
99 }
100 return(ret);
101 }
102
103int PKCS7_content_new(PKCS7 *p7, int type)
104 {
105 PKCS7 *ret=NULL;
106
107 if ((ret=PKCS7_new()) == NULL) goto err;
108 if (!PKCS7_set_type(ret,type)) goto err;
109 if (!PKCS7_set_content(p7,ret)) goto err;
110
111 return(1);
112err:
113 if (ret != NULL) PKCS7_free(ret);
114 return(0);
115 }
116
117int PKCS7_set_content(PKCS7 *p7, PKCS7 *p7_data)
118 {
119 int i;
120
121 i=OBJ_obj2nid(p7->type);
122 switch (i)
123 {
124 case NID_pkcs7_signed:
125 if (p7->d.sign->contents != NULL)
126 PKCS7_free(p7->d.sign->contents);
127 p7->d.sign->contents=p7_data;
128 break;
129 case NID_pkcs7_digest:
130 case NID_pkcs7_data:
131 case NID_pkcs7_enveloped:
132 case NID_pkcs7_signedAndEnveloped:
133 case NID_pkcs7_encrypted:
134 default:
135 PKCS7err(PKCS7_F_PKCS7_SET_CONTENT,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
136 goto err;
137 }
138 return(1);
139err:
140 return(0);
141 }
142
143int PKCS7_set_type(PKCS7 *p7, int type)
144 {
145 ASN1_OBJECT *obj;
146
147 PKCS7_content_free(p7);
148 obj=OBJ_nid2obj(type); /* will not fail */
149
150 switch (type)
151 {
152 case NID_pkcs7_signed:
153 p7->type=obj;
154 if ((p7->d.sign=PKCS7_SIGNED_new()) == NULL)
155 goto err;
156 ASN1_INTEGER_set(p7->d.sign->version,1);
157 break;
158 case NID_pkcs7_data:
159 p7->type=obj;
160 if ((p7->d.data=M_ASN1_OCTET_STRING_new()) == NULL)
161 goto err;
162 break;
163 case NID_pkcs7_signedAndEnveloped:
164 p7->type=obj;
165 if ((p7->d.signed_and_enveloped=PKCS7_SIGN_ENVELOPE_new())
166 == NULL) goto err;
167 ASN1_INTEGER_set(p7->d.signed_and_enveloped->version,1);
168 break;
169 case NID_pkcs7_enveloped:
170 p7->type=obj;
171 if ((p7->d.enveloped=PKCS7_ENVELOPE_new())
172 == NULL) goto err;
173 ASN1_INTEGER_set(p7->d.enveloped->version,0);
174 break;
175 case NID_pkcs7_encrypted:
176 p7->type=obj;
177 if ((p7->d.encrypted=PKCS7_ENCRYPT_new())
178 == NULL) goto err;
179 ASN1_INTEGER_set(p7->d.encrypted->version,0);
180 break;
181
182 case NID_pkcs7_digest:
183 default:
184 PKCS7err(PKCS7_F_PKCS7_SET_TYPE,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
185 goto err;
186 }
187 return(1);
188err:
189 return(0);
190 }
191
192int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *psi)
193 {
194 int i,j,nid;
195 X509_ALGOR *alg;
196 STACK_OF(PKCS7_SIGNER_INFO) *signer_sk;
197 STACK_OF(X509_ALGOR) *md_sk;
198
199 i=OBJ_obj2nid(p7->type);
200 switch (i)
201 {
202 case NID_pkcs7_signed:
203 signer_sk= p7->d.sign->signer_info;
204 md_sk= p7->d.sign->md_algs;
205 break;
206 case NID_pkcs7_signedAndEnveloped:
207 signer_sk= p7->d.signed_and_enveloped->signer_info;
208 md_sk= p7->d.signed_and_enveloped->md_algs;
209 break;
210 default:
211 PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER,PKCS7_R_WRONG_CONTENT_TYPE);
212 return(0);
213 }
214
215 nid=OBJ_obj2nid(psi->digest_alg->algorithm);
216
217 /* If the digest is not currently listed, add it */
218 j=0;
219 for (i=0; i<sk_X509_ALGOR_num(md_sk); i++)
220 {
221 alg=sk_X509_ALGOR_value(md_sk,i);
222 if (OBJ_obj2nid(alg->algorithm) == nid)
223 {
224 j=1;
225 break;
226 }
227 }
228 if (!j) /* we need to add another algorithm */
229 {
230 if(!(alg=X509_ALGOR_new())
231 || !(alg->parameter = ASN1_TYPE_new())) {
232 PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER,ERR_R_MALLOC_FAILURE);
233 return(0);
234 }
235 alg->algorithm=OBJ_nid2obj(nid);
236 alg->parameter->type = V_ASN1_NULL;
237 sk_X509_ALGOR_push(md_sk,alg);
238 }
239
240 sk_PKCS7_SIGNER_INFO_push(signer_sk,psi);
241 return(1);
242 }
243
244int PKCS7_add_certificate(PKCS7 *p7, X509 *x509)
245 {
246 int i;
247 STACK_OF(X509) **sk;
248
249 i=OBJ_obj2nid(p7->type);
250 switch (i)
251 {
252 case NID_pkcs7_signed:
253 sk= &(p7->d.sign->cert);
254 break;
255 case NID_pkcs7_signedAndEnveloped:
256 sk= &(p7->d.signed_and_enveloped->cert);
257 break;
258 default:
259 PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE,PKCS7_R_WRONG_CONTENT_TYPE);
260 return(0);
261 }
262
263 if (*sk == NULL)
264 *sk=sk_X509_new_null();
265 CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
266 sk_X509_push(*sk,x509);
267 return(1);
268 }
269
270int PKCS7_add_crl(PKCS7 *p7, X509_CRL *crl)
271 {
272 int i;
273 STACK_OF(X509_CRL) **sk;
274
275 i=OBJ_obj2nid(p7->type);
276 switch (i)
277 {
278 case NID_pkcs7_signed:
279 sk= &(p7->d.sign->crl);
280 break;
281 case NID_pkcs7_signedAndEnveloped:
282 sk= &(p7->d.signed_and_enveloped->crl);
283 break;
284 default:
285 PKCS7err(PKCS7_F_PKCS7_ADD_CRL,PKCS7_R_WRONG_CONTENT_TYPE);
286 return(0);
287 }
288
289 if (*sk == NULL)
290 *sk=sk_X509_CRL_new_null();
291
292 CRYPTO_add(&crl->references,1,CRYPTO_LOCK_X509_CRL);
293 sk_X509_CRL_push(*sk,crl);
294 return(1);
295 }
296
297int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
298 EVP_MD *dgst)
299 {
300 char is_dsa;
301 if (pkey->type == EVP_PKEY_DSA) is_dsa = 1;
302 else is_dsa = 0;
303 /* We now need to add another PKCS7_SIGNER_INFO entry */
304 ASN1_INTEGER_set(p7i->version,1);
305 X509_NAME_set(&p7i->issuer_and_serial->issuer,
306 X509_get_issuer_name(x509));
307
308 /* because ASN1_INTEGER_set is used to set a 'long' we will do
309 * things the ugly way. */
310 M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
311 p7i->issuer_and_serial->serial=
312 M_ASN1_INTEGER_dup(X509_get_serialNumber(x509));
313
314 /* lets keep the pkey around for a while */
315 CRYPTO_add(&pkey->references,1,CRYPTO_LOCK_EVP_PKEY);
316 p7i->pkey=pkey;
317
318 /* Set the algorithms */
319 if (is_dsa) p7i->digest_alg->algorithm=OBJ_nid2obj(NID_sha1);
320 else
321 p7i->digest_alg->algorithm=OBJ_nid2obj(EVP_MD_type(dgst));
322
323 if (p7i->digest_alg->parameter != NULL)
324 ASN1_TYPE_free(p7i->digest_alg->parameter);
325 if ((p7i->digest_alg->parameter=ASN1_TYPE_new()) == NULL)
326 goto err;
327 p7i->digest_alg->parameter->type=V_ASN1_NULL;
328
329 p7i->digest_enc_alg->algorithm=OBJ_nid2obj(EVP_PKEY_type(pkey->type));
330
331 if (p7i->digest_enc_alg->parameter != NULL)
332 ASN1_TYPE_free(p7i->digest_enc_alg->parameter);
333 if(is_dsa) p7i->digest_enc_alg->parameter = NULL;
334 else {
335 if (!(p7i->digest_enc_alg->parameter=ASN1_TYPE_new()))
336 goto err;
337 p7i->digest_enc_alg->parameter->type=V_ASN1_NULL;
338 }
339
340 return(1);
341err:
342 return(0);
343 }
344
345PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509, EVP_PKEY *pkey,
346 EVP_MD *dgst)
347 {
348 PKCS7_SIGNER_INFO *si;
349
350 if ((si=PKCS7_SIGNER_INFO_new()) == NULL) goto err;
351 if (!PKCS7_SIGNER_INFO_set(si,x509,pkey,dgst)) goto err;
352 if (!PKCS7_add_signer(p7,si)) goto err;
353 return(si);
354err:
355 return(NULL);
356 }
357
358STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7)
359 {
360 if (PKCS7_type_is_signed(p7))
361 {
362 return(p7->d.sign->signer_info);
363 }
364 else if (PKCS7_type_is_signedAndEnveloped(p7))
365 {
366 return(p7->d.signed_and_enveloped->signer_info);
367 }
368 else
369 return(NULL);
370 }
371
372PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509)
373 {
374 PKCS7_RECIP_INFO *ri;
375
376 if ((ri=PKCS7_RECIP_INFO_new()) == NULL) goto err;
377 if (!PKCS7_RECIP_INFO_set(ri,x509)) goto err;
378 if (!PKCS7_add_recipient_info(p7,ri)) goto err;
379 return(ri);
380err:
381 return(NULL);
382 }
383
384int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri)
385 {
386 int i;
387 STACK_OF(PKCS7_RECIP_INFO) *sk;
388
389 i=OBJ_obj2nid(p7->type);
390 switch (i)
391 {
392 case NID_pkcs7_signedAndEnveloped:
393 sk= p7->d.signed_and_enveloped->recipientinfo;
394 break;
395 case NID_pkcs7_enveloped:
396 sk= p7->d.enveloped->recipientinfo;
397 break;
398 default:
399 PKCS7err(PKCS7_F_PKCS7_ADD_RECIPIENT_INFO,PKCS7_R_WRONG_CONTENT_TYPE);
400 return(0);
401 }
402
403 sk_PKCS7_RECIP_INFO_push(sk,ri);
404 return(1);
405 }
406
407int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509)
408 {
409 ASN1_INTEGER_set(p7i->version,0);
410 X509_NAME_set(&p7i->issuer_and_serial->issuer,
411 X509_get_issuer_name(x509));
412
413 M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
414 p7i->issuer_and_serial->serial=
415 M_ASN1_INTEGER_dup(X509_get_serialNumber(x509));
416
417 X509_ALGOR_free(p7i->key_enc_algor);
418 p7i->key_enc_algor=(X509_ALGOR *)ASN1_dup(i2d_X509_ALGOR,
419 (char *(*)())d2i_X509_ALGOR,
420 (char *)x509->cert_info->key->algor);
421
422 CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
423 p7i->cert=x509;
424
425 return(1);
426 }
427
428X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si)
429 {
430 if (PKCS7_type_is_signed(p7))
431 return(X509_find_by_issuer_and_serial(p7->d.sign->cert,
432 si->issuer_and_serial->issuer,
433 si->issuer_and_serial->serial));
434 else
435 return(NULL);
436 }
437
438int PKCS7_set_cipher(PKCS7 *p7, const EVP_CIPHER *cipher)
439 {
440 int i;
441 ASN1_OBJECT *objtmp;
442 PKCS7_ENC_CONTENT *ec;
443
444 i=OBJ_obj2nid(p7->type);
445 switch (i)
446 {
447 case NID_pkcs7_signedAndEnveloped:
448 ec=p7->d.signed_and_enveloped->enc_data;
449 break;
450 case NID_pkcs7_enveloped:
451 ec=p7->d.enveloped->enc_data;
452 break;
453 default:
454 PKCS7err(PKCS7_F_PKCS7_SET_CIPHER,PKCS7_R_WRONG_CONTENT_TYPE);
455 return(0);
456 }
457
458 /* Check cipher OID exists and has data in it*/
459 i = EVP_CIPHER_type(cipher);
460 if(i == NID_undef) {
461 PKCS7err(PKCS7_F_PKCS7_SET_CIPHER,PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER);
462 return(0);
463 }
464 objtmp = OBJ_nid2obj(i);
465
466 ec->cipher = cipher;
467 return 1;
468 }
469
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-12-24 20:25:43 +0000