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diff --git a/src/lib/libcrypto/x509/x509_lu.c b/src/lib/libcrypto/x509/x509_lu.c
deleted file mode 100644
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1/* crypto/x509/x509_lu.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/lhash.h>
62#include <openssl/x509.h>
63
64static STACK_OF(CRYPTO_EX_DATA_FUNCS) *x509_store_meth=NULL;
65
66X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method)
67 {
68 X509_LOOKUP *ret;
69
70 ret=(X509_LOOKUP *)OPENSSL_malloc(sizeof(X509_LOOKUP));
71 if (ret == NULL) return NULL;
72
73 ret->init=0;
74 ret->skip=0;
75 ret->method=method;
76 ret->method_data=NULL;
77 ret->store_ctx=NULL;
78 if ((method->new_item != NULL) && !method->new_item(ret))
79 {
80 OPENSSL_free(ret);
81 return NULL;
82 }
83 return ret;
84 }
85
86void X509_LOOKUP_free(X509_LOOKUP *ctx)
87 {
88 if (ctx == NULL) return;
89 if ( (ctx->method != NULL) &&
90 (ctx->method->free != NULL))
91 ctx->method->free(ctx);
92 OPENSSL_free(ctx);
93 }
94
95int X509_LOOKUP_init(X509_LOOKUP *ctx)
96 {
97 if (ctx->method == NULL) return 0;
98 if (ctx->method->init != NULL)
99 return ctx->method->init(ctx);
100 else
101 return 1;
102 }
103
104int X509_LOOKUP_shutdown(X509_LOOKUP *ctx)
105 {
106 if (ctx->method == NULL) return 0;
107 if (ctx->method->shutdown != NULL)
108 return ctx->method->shutdown(ctx);
109 else
110 return 1;
111 }
112
113int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
114 char **ret)
115 {
116 if (ctx->method == NULL) return -1;
117 if (ctx->method->ctrl != NULL)
118 return ctx->method->ctrl(ctx,cmd,argc,argl,ret);
119 else
120 return 1;
121 }
122
123int X509_LOOKUP_by_subject(X509_LOOKUP *ctx, int type, X509_NAME *name,
124 X509_OBJECT *ret)
125 {
126 if ((ctx->method == NULL) || (ctx->method->get_by_subject == NULL))
127 return X509_LU_FAIL;
128 if (ctx->skip) return 0;
129 return ctx->method->get_by_subject(ctx,type,name,ret);
130 }
131
132int X509_LOOKUP_by_issuer_serial(X509_LOOKUP *ctx, int type, X509_NAME *name,
133 ASN1_INTEGER *serial, X509_OBJECT *ret)
134 {
135 if ((ctx->method == NULL) ||
136 (ctx->method->get_by_issuer_serial == NULL))
137 return X509_LU_FAIL;
138 return ctx->method->get_by_issuer_serial(ctx,type,name,serial,ret);
139 }
140
141int X509_LOOKUP_by_fingerprint(X509_LOOKUP *ctx, int type,
142 unsigned char *bytes, int len, X509_OBJECT *ret)
143 {
144 if ((ctx->method == NULL) || (ctx->method->get_by_fingerprint == NULL))
145 return X509_LU_FAIL;
146 return ctx->method->get_by_fingerprint(ctx,type,bytes,len,ret);
147 }
148
149int X509_LOOKUP_by_alias(X509_LOOKUP *ctx, int type, char *str, int len,
150 X509_OBJECT *ret)
151 {
152 if ((ctx->method == NULL) || (ctx->method->get_by_alias == NULL))
153 return X509_LU_FAIL;
154 return ctx->method->get_by_alias(ctx,type,str,len,ret);
155 }
156
157
158static int x509_object_cmp(const X509_OBJECT * const *a, const X509_OBJECT * const *b)
159 {
160 int ret;
161
162 ret=((*a)->type - (*b)->type);
163 if (ret) return ret;
164 switch ((*a)->type)
165 {
166 case X509_LU_X509:
167 ret=X509_subject_name_cmp((*a)->data.x509,(*b)->data.x509);
168 break;
169 case X509_LU_CRL:
170 ret=X509_CRL_cmp((*a)->data.crl,(*b)->data.crl);
171 break;
172 default:
173 /* abort(); */
174 return 0;
175 }
176 return ret;
177 }
178
179X509_STORE *X509_STORE_new(void)
180 {
181 X509_STORE *ret;
182
183 if ((ret=(X509_STORE *)OPENSSL_malloc(sizeof(X509_STORE))) == NULL)
184 return NULL;
185 ret->objs = sk_X509_OBJECT_new(x509_object_cmp);
186 ret->cache=1;
187 ret->get_cert_methods=sk_X509_LOOKUP_new_null();
188 ret->verify=NULL;
189 ret->verify_cb=NULL;
190 memset(&ret->ex_data,0,sizeof(CRYPTO_EX_DATA));
191 ret->references=1;
192 ret->depth=0;
193 return ret;
194 }
195
196static void cleanup(X509_OBJECT *a)
197 {
198 if (a->type == X509_LU_X509)
199 {
200 X509_free(a->data.x509);
201 }
202 else if (a->type == X509_LU_CRL)
203 {
204 X509_CRL_free(a->data.crl);
205 }
206 else
207 {
208 /* abort(); */
209 }
210
211 OPENSSL_free(a);
212 }
213
214void X509_STORE_free(X509_STORE *vfy)
215 {
216 int i;
217 STACK_OF(X509_LOOKUP) *sk;
218 X509_LOOKUP *lu;
219
220 if (vfy == NULL)
221 return;
222
223 sk=vfy->get_cert_methods;
224 for (i=0; i<sk_X509_LOOKUP_num(sk); i++)
225 {
226 lu=sk_X509_LOOKUP_value(sk,i);
227 X509_LOOKUP_shutdown(lu);
228 X509_LOOKUP_free(lu);
229 }
230 sk_X509_LOOKUP_free(sk);
231 sk_X509_OBJECT_pop_free(vfy->objs, cleanup);
232
233 CRYPTO_free_ex_data(x509_store_meth,vfy,&vfy->ex_data);
234 OPENSSL_free(vfy);
235 }
236
237X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m)
238 {
239 int i;
240 STACK_OF(X509_LOOKUP) *sk;
241 X509_LOOKUP *lu;
242
243 sk=v->get_cert_methods;
244 for (i=0; i<sk_X509_LOOKUP_num(sk); i++)
245 {
246 lu=sk_X509_LOOKUP_value(sk,i);
247 if (m == lu->method)
248 {
249 return lu;
250 }
251 }
252 /* a new one */
253 lu=X509_LOOKUP_new(m);
254 if (lu == NULL)
255 return NULL;
256 else
257 {
258 lu->store_ctx=v;
259 if (sk_X509_LOOKUP_push(v->get_cert_methods,lu))
260 return lu;
261 else
262 {
263 X509_LOOKUP_free(lu);
264 return NULL;
265 }
266 }
267 }
268
269int X509_STORE_get_by_subject(X509_STORE_CTX *vs, int type, X509_NAME *name,
270 X509_OBJECT *ret)
271 {
272 X509_STORE *ctx=vs->ctx;
273 X509_LOOKUP *lu;
274 X509_OBJECT stmp,*tmp;
275 int i,j;
276
277 tmp=X509_OBJECT_retrieve_by_subject(ctx->objs,type,name);
278
279 if (tmp == NULL)
280 {
281 for (i=vs->current_method; i<sk_X509_LOOKUP_num(ctx->get_cert_methods); i++)
282 {
283 lu=sk_X509_LOOKUP_value(ctx->get_cert_methods,i);
284 j=X509_LOOKUP_by_subject(lu,type,name,&stmp);
285 if (j < 0)
286 {
287 vs->current_method=j;
288 return j;
289 }
290 else if (j)
291 {
292 tmp= &stmp;
293 break;
294 }
295 }
296 vs->current_method=0;
297 if (tmp == NULL)
298 return 0;
299 }
300
301/* if (ret->data.ptr != NULL)
302 X509_OBJECT_free_contents(ret); */
303
304 ret->type=tmp->type;
305 ret->data.ptr=tmp->data.ptr;
306
307 X509_OBJECT_up_ref_count(ret);
308
309 return 1;
310 }
311
312int X509_STORE_add_cert(X509_STORE *ctx, X509 *x)
313 {
314 X509_OBJECT *obj;
315 int ret=1;
316
317 if (x == NULL) return 0;
318 obj=(X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT));
319 if (obj == NULL)
320 {
321 X509err(X509_F_X509_STORE_ADD_CERT,ERR_R_MALLOC_FAILURE);
322 return 0;
323 }
324 obj->type=X509_LU_X509;
325 obj->data.x509=x;
326
327 CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
328
329 X509_OBJECT_up_ref_count(obj);
330
331
332 if (X509_OBJECT_retrieve_match(ctx->objs, obj))
333 {
334 X509_OBJECT_free_contents(obj);
335 OPENSSL_free(obj);
336 X509err(X509_F_X509_STORE_ADD_CERT,X509_R_CERT_ALREADY_IN_HASH_TABLE);
337 ret=0;
338 }
339 else sk_X509_OBJECT_push(ctx->objs, obj);
340
341 CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
342
343 return ret;
344 }
345
346int X509_STORE_add_crl(X509_STORE *ctx, X509_CRL *x)
347 {
348 X509_OBJECT *obj;
349 int ret=1;
350
351 if (x == NULL) return 0;
352 obj=(X509_OBJECT *)OPENSSL_malloc(sizeof(X509_OBJECT));
353 if (obj == NULL)
354 {
355 X509err(X509_F_X509_STORE_ADD_CRL,ERR_R_MALLOC_FAILURE);
356 return 0;
357 }
358 obj->type=X509_LU_CRL;
359 obj->data.crl=x;
360
361 CRYPTO_w_lock(CRYPTO_LOCK_X509_STORE);
362
363 X509_OBJECT_up_ref_count(obj);
364
365 if (X509_OBJECT_retrieve_match(ctx->objs, obj))
366 {
367 X509_OBJECT_free_contents(obj);
368 OPENSSL_free(obj);
369 X509err(X509_F_X509_STORE_ADD_CRL,X509_R_CERT_ALREADY_IN_HASH_TABLE);
370 ret=0;
371 }
372 else sk_X509_OBJECT_push(ctx->objs, obj);
373
374 CRYPTO_w_unlock(CRYPTO_LOCK_X509_STORE);
375
376 return ret;
377 }
378
379void X509_OBJECT_up_ref_count(X509_OBJECT *a)
380 {
381 switch (a->type)
382 {
383 case X509_LU_X509:
384 CRYPTO_add(&a->data.x509->references,1,CRYPTO_LOCK_X509);
385 break;
386 case X509_LU_CRL:
387 CRYPTO_add(&a->data.crl->references,1,CRYPTO_LOCK_X509_CRL);
388 break;
389 }
390 }
391
392void X509_OBJECT_free_contents(X509_OBJECT *a)
393 {
394 switch (a->type)
395 {
396 case X509_LU_X509:
397 X509_free(a->data.x509);
398 break;
399 case X509_LU_CRL:
400 X509_CRL_free(a->data.crl);
401 break;
402 }
403 }
404
405int X509_OBJECT_idx_by_subject(STACK_OF(X509_OBJECT) *h, int type,
406 X509_NAME *name)
407 {
408 X509_OBJECT stmp;
409 X509 x509_s;
410 X509_CINF cinf_s;
411 X509_CRL crl_s;
412 X509_CRL_INFO crl_info_s;
413
414 stmp.type=type;
415 switch (type)
416 {
417 case X509_LU_X509:
418 stmp.data.x509= &x509_s;
419 x509_s.cert_info= &cinf_s;
420 cinf_s.subject=name;
421 break;
422 case X509_LU_CRL:
423 stmp.data.crl= &crl_s;
424 crl_s.crl= &crl_info_s;
425 crl_info_s.issuer=name;
426 break;
427 default:
428 /* abort(); */
429 return -1;
430 }
431
432 return sk_X509_OBJECT_find(h,&stmp);
433 }
434
435X509_OBJECT *X509_OBJECT_retrieve_by_subject(STACK_OF(X509_OBJECT) *h, int type,
436 X509_NAME *name)
437{
438 int idx;
439 idx = X509_OBJECT_idx_by_subject(h, type, name);
440 if (idx==-1) return NULL;
441 return sk_X509_OBJECT_value(h, idx);
442}
443
444X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h, X509_OBJECT *x)
445{
446 int idx, i;
447 X509_OBJECT *obj;
448 idx = sk_X509_OBJECT_find(h, x);
449 if (idx == -1) return NULL;
450 if (x->type != X509_LU_X509) return sk_X509_OBJECT_value(h, idx);
451 for (i = idx; i < sk_X509_OBJECT_num(h); i++)
452 {
453 obj = sk_X509_OBJECT_value(h, i);
454 if (x509_object_cmp((const X509_OBJECT **)&obj, (const X509_OBJECT **)&x))
455 return NULL;
456 if ((x->type != X509_LU_X509) || !X509_cmp(obj->data.x509, x->data.x509))
457 return obj;
458 }
459 return NULL;
460}
461
462
463/* Try to get issuer certificate from store. Due to limitations
464 * of the API this can only retrieve a single certificate matching
465 * a given subject name. However it will fill the cache with all
466 * matching certificates, so we can examine the cache for all
467 * matches.
468 *
469 * Return values are:
470 * 1 lookup successful.
471 * 0 certificate not found.
472 * -1 some other error.
473 */
474
475
476int X509_STORE_CTX_get1_issuer(X509 **issuer, X509_STORE_CTX *ctx, X509 *x)
477{
478 X509_NAME *xn;
479 X509_OBJECT obj, *pobj;
480 int i, ok, idx;
481 xn=X509_get_issuer_name(x);
482 ok=X509_STORE_get_by_subject(ctx,X509_LU_X509,xn,&obj);
483 if (ok != X509_LU_X509)
484 {
485 if (ok == X509_LU_RETRY)
486 {
487 X509_OBJECT_free_contents(&obj);
488 X509err(X509_F_X509_VERIFY_CERT,X509_R_SHOULD_RETRY);
489 return -1;
490 }
491 else if (ok != X509_LU_FAIL)
492 {
493 X509_OBJECT_free_contents(&obj);
494 /* not good :-(, break anyway */
495 return -1;
496 }
497 return 0;
498 }
499 /* If certificate matches all OK */
500 if (ctx->check_issued(ctx, x, obj.data.x509))
501 {
502 *issuer = obj.data.x509;
503 return 1;
504 }
505 X509_OBJECT_free_contents(&obj);
506 /* Else find index of first matching cert */
507 idx = X509_OBJECT_idx_by_subject(ctx->ctx->objs, X509_LU_X509, xn);
508 /* This shouldn't normally happen since we already have one match */
509 if (idx == -1) return 0;
510
511 /* Look through all matching certificates for a suitable issuer */
512 for (i = idx; i < sk_X509_OBJECT_num(ctx->ctx->objs); i++)
513 {
514 pobj = sk_X509_OBJECT_value(ctx->ctx->objs, i);
515 /* See if we've ran out of matches */
516 if (pobj->type != X509_LU_X509) return 0;
517 if (X509_NAME_cmp(xn, X509_get_subject_name(pobj->data.x509))) return 0;
518 if (ctx->check_issued(ctx, x, pobj->data.x509))
519 {
520 *issuer = pobj->data.x509;
521 X509_OBJECT_up_ref_count(pobj);
522 return 1;
523 }
524 }
525 return 0;
526}
527
528IMPLEMENT_STACK_OF(X509_LOOKUP)
529IMPLEMENT_STACK_OF(X509_OBJECT)
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-12-26 22:41:55 +0000