]>
Commit | Line | Data |
---|---|---|
62867571 RS |
1 | /* |
2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | |
d02b48c6 | 3 | * |
62867571 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
d02b48c6 RE |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
58964a49 | 11 | #include <ctype.h> |
452ae49d | 12 | #include <limits.h> |
b39fc560 | 13 | #include "internal/cryptlib.h" |
ec577822 BM |
14 | #include <openssl/lhash.h> |
15 | #include <openssl/asn1.h> | |
7b8cc9b3 | 16 | #include "internal/objects.h" |
1e26a8ba | 17 | #include <openssl/bn.h> |
2e430277 | 18 | #include "internal/asn1_int.h" |
e6b5c341 | 19 | #include "obj_lcl.h" |
d02b48c6 RE |
20 | |
21 | /* obj_dat.h is generated from objects.h by obj_dat.pl */ | |
a00ae6c4 | 22 | #include "obj_dat.h" |
d02b48c6 | 23 | |
e19106f5 DSH |
24 | DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn); |
25 | DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln); | |
26 | DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj); | |
babb3798 | 27 | |
0f113f3e MC |
28 | #define ADDED_DATA 0 |
29 | #define ADDED_SNAME 1 | |
30 | #define ADDED_LNAME 2 | |
31 | #define ADDED_NID 3 | |
d02b48c6 | 32 | |
e6b5c341 | 33 | struct added_obj_st { |
0f113f3e MC |
34 | int type; |
35 | ASN1_OBJECT *obj; | |
e6b5c341 | 36 | }; |
d02b48c6 | 37 | |
0f113f3e MC |
38 | static int new_nid = NUM_NID; |
39 | static LHASH_OF(ADDED_OBJ) *added = NULL; | |
d02b48c6 | 40 | |
0f113f3e MC |
41 | static int sn_cmp(const ASN1_OBJECT *const *a, const unsigned int *b) |
42 | { | |
43 | return (strcmp((*a)->sn, nid_objs[*b].sn)); | |
44 | } | |
d02b48c6 | 45 | |
e19106f5 | 46 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn); |
babb3798 | 47 | |
0f113f3e MC |
48 | static int ln_cmp(const ASN1_OBJECT *const *a, const unsigned int *b) |
49 | { | |
50 | return (strcmp((*a)->ln, nid_objs[*b].ln)); | |
51 | } | |
babb3798 | 52 | |
e19106f5 | 53 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln); |
d02b48c6 | 54 | |
3c1d6bbc | 55 | static unsigned long added_obj_hash(const ADDED_OBJ *ca) |
0f113f3e MC |
56 | { |
57 | const ASN1_OBJECT *a; | |
58 | int i; | |
59 | unsigned long ret = 0; | |
60 | unsigned char *p; | |
61 | ||
62 | a = ca->obj; | |
63 | switch (ca->type) { | |
64 | case ADDED_DATA: | |
65 | ret = a->length << 20L; | |
66 | p = (unsigned char *)a->data; | |
67 | for (i = 0; i < a->length; i++) | |
68 | ret ^= p[i] << ((i * 3) % 24); | |
69 | break; | |
70 | case ADDED_SNAME: | |
739a1eb1 | 71 | ret = OPENSSL_LH_strhash(a->sn); |
0f113f3e MC |
72 | break; |
73 | case ADDED_LNAME: | |
739a1eb1 | 74 | ret = OPENSSL_LH_strhash(a->ln); |
0f113f3e MC |
75 | break; |
76 | case ADDED_NID: | |
77 | ret = a->nid; | |
78 | break; | |
79 | default: | |
80 | /* abort(); */ | |
81 | return 0; | |
82 | } | |
83 | ret &= 0x3fffffffL; | |
84 | ret |= ((unsigned long)ca->type) << 30L; | |
85 | return (ret); | |
86 | } | |
87 | ||
3c1d6bbc | 88 | static int added_obj_cmp(const ADDED_OBJ *ca, const ADDED_OBJ *cb) |
0f113f3e MC |
89 | { |
90 | ASN1_OBJECT *a, *b; | |
91 | int i; | |
92 | ||
93 | i = ca->type - cb->type; | |
94 | if (i) | |
95 | return (i); | |
96 | a = ca->obj; | |
97 | b = cb->obj; | |
98 | switch (ca->type) { | |
99 | case ADDED_DATA: | |
100 | i = (a->length - b->length); | |
101 | if (i) | |
102 | return (i); | |
103 | return (memcmp(a->data, b->data, (size_t)a->length)); | |
104 | case ADDED_SNAME: | |
105 | if (a->sn == NULL) | |
106 | return (-1); | |
107 | else if (b->sn == NULL) | |
108 | return (1); | |
109 | else | |
110 | return (strcmp(a->sn, b->sn)); | |
111 | case ADDED_LNAME: | |
112 | if (a->ln == NULL) | |
113 | return (-1); | |
114 | else if (b->ln == NULL) | |
115 | return (1); | |
116 | else | |
117 | return (strcmp(a->ln, b->ln)); | |
118 | case ADDED_NID: | |
119 | return (a->nid - b->nid); | |
120 | default: | |
121 | /* abort(); */ | |
122 | return 0; | |
123 | } | |
124 | } | |
125 | ||
6b691a5c | 126 | static int init_added(void) |
0f113f3e MC |
127 | { |
128 | if (added != NULL) | |
129 | return (1); | |
62d0577e | 130 | added = lh_ADDED_OBJ_new(added_obj_hash, added_obj_cmp); |
0f113f3e MC |
131 | return (added != NULL); |
132 | } | |
d02b48c6 | 133 | |
3c1d6bbc | 134 | static void cleanup1_doall(ADDED_OBJ *a) |
0f113f3e MC |
135 | { |
136 | a->obj->nid = 0; | |
137 | a->obj->flags |= ASN1_OBJECT_FLAG_DYNAMIC | | |
138 | ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | ASN1_OBJECT_FLAG_DYNAMIC_DATA; | |
139 | } | |
d02b48c6 | 140 | |
3c1d6bbc | 141 | static void cleanup2_doall(ADDED_OBJ *a) |
0f113f3e MC |
142 | { |
143 | a->obj->nid++; | |
144 | } | |
d02b48c6 | 145 | |
3c1d6bbc | 146 | static void cleanup3_doall(ADDED_OBJ *a) |
0f113f3e MC |
147 | { |
148 | if (--a->obj->nid == 0) | |
149 | ASN1_OBJECT_free(a->obj); | |
150 | OPENSSL_free(a); | |
151 | } | |
d02b48c6 | 152 | |
b3599dbb | 153 | void obj_cleanup_int(void) |
0f113f3e | 154 | { |
0f113f3e MC |
155 | if (added == NULL) |
156 | return; | |
e6b5c341 | 157 | lh_ADDED_OBJ_set_down_load(added, 0); |
63c75cd6 DSH |
158 | lh_ADDED_OBJ_doall(added, cleanup1_doall); /* zero counters */ |
159 | lh_ADDED_OBJ_doall(added, cleanup2_doall); /* set counters */ | |
160 | lh_ADDED_OBJ_doall(added, cleanup3_doall); /* free objects */ | |
0f113f3e MC |
161 | lh_ADDED_OBJ_free(added); |
162 | added = NULL; | |
163 | } | |
d02b48c6 | 164 | |
6b691a5c | 165 | int OBJ_new_nid(int num) |
0f113f3e MC |
166 | { |
167 | int i; | |
d02b48c6 | 168 | |
0f113f3e MC |
169 | i = new_nid; |
170 | new_nid += num; | |
171 | return (i); | |
172 | } | |
d02b48c6 | 173 | |
8d28d5f8 | 174 | int OBJ_add_object(const ASN1_OBJECT *obj) |
0f113f3e MC |
175 | { |
176 | ASN1_OBJECT *o; | |
177 | ADDED_OBJ *ao[4] = { NULL, NULL, NULL, NULL }, *aop; | |
178 | int i; | |
179 | ||
180 | if (added == NULL) | |
181 | if (!init_added()) | |
182 | return (0); | |
183 | if ((o = OBJ_dup(obj)) == NULL) | |
184 | goto err; | |
56d88027 | 185 | if ((ao[ADDED_NID] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) |
0f113f3e MC |
186 | goto err2; |
187 | if ((o->length != 0) && (obj->data != NULL)) | |
56d88027 | 188 | if ((ao[ADDED_DATA] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) |
0f113f3e MC |
189 | goto err2; |
190 | if (o->sn != NULL) | |
56d88027 | 191 | if ((ao[ADDED_SNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) |
0f113f3e MC |
192 | goto err2; |
193 | if (o->ln != NULL) | |
56d88027 | 194 | if ((ao[ADDED_LNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL) |
0f113f3e MC |
195 | goto err2; |
196 | ||
197 | for (i = ADDED_DATA; i <= ADDED_NID; i++) { | |
198 | if (ao[i] != NULL) { | |
199 | ao[i]->type = i; | |
200 | ao[i]->obj = o; | |
201 | aop = lh_ADDED_OBJ_insert(added, ao[i]); | |
202 | /* memory leak, buit should not normally matter */ | |
b548a1f1 | 203 | OPENSSL_free(aop); |
0f113f3e MC |
204 | } |
205 | } | |
206 | o->flags &= | |
207 | ~(ASN1_OBJECT_FLAG_DYNAMIC | ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | | |
208 | ASN1_OBJECT_FLAG_DYNAMIC_DATA); | |
209 | ||
210 | return (o->nid); | |
211 | err2: | |
212 | OBJerr(OBJ_F_OBJ_ADD_OBJECT, ERR_R_MALLOC_FAILURE); | |
213 | err: | |
214 | for (i = ADDED_DATA; i <= ADDED_NID; i++) | |
b548a1f1 RS |
215 | OPENSSL_free(ao[i]); |
216 | OPENSSL_free(o); | |
0f113f3e MC |
217 | return (NID_undef); |
218 | } | |
d02b48c6 | 219 | |
6b691a5c | 220 | ASN1_OBJECT *OBJ_nid2obj(int n) |
0f113f3e MC |
221 | { |
222 | ADDED_OBJ ad, *adp; | |
223 | ASN1_OBJECT ob; | |
224 | ||
225 | if ((n >= 0) && (n < NUM_NID)) { | |
226 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { | |
227 | OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID); | |
228 | return (NULL); | |
229 | } | |
230 | return ((ASN1_OBJECT *)&(nid_objs[n])); | |
231 | } else if (added == NULL) | |
232 | return (NULL); | |
233 | else { | |
234 | ad.type = ADDED_NID; | |
235 | ad.obj = &ob; | |
236 | ob.nid = n; | |
237 | adp = lh_ADDED_OBJ_retrieve(added, &ad); | |
238 | if (adp != NULL) | |
239 | return (adp->obj); | |
240 | else { | |
241 | OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID); | |
242 | return (NULL); | |
243 | } | |
244 | } | |
245 | } | |
d02b48c6 | 246 | |
6b691a5c | 247 | const char *OBJ_nid2sn(int n) |
0f113f3e MC |
248 | { |
249 | ADDED_OBJ ad, *adp; | |
250 | ASN1_OBJECT ob; | |
251 | ||
252 | if ((n >= 0) && (n < NUM_NID)) { | |
253 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { | |
254 | OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID); | |
255 | return (NULL); | |
256 | } | |
257 | return (nid_objs[n].sn); | |
258 | } else if (added == NULL) | |
259 | return (NULL); | |
260 | else { | |
261 | ad.type = ADDED_NID; | |
262 | ad.obj = &ob; | |
263 | ob.nid = n; | |
264 | adp = lh_ADDED_OBJ_retrieve(added, &ad); | |
265 | if (adp != NULL) | |
266 | return (adp->obj->sn); | |
267 | else { | |
268 | OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID); | |
269 | return (NULL); | |
270 | } | |
271 | } | |
272 | } | |
d02b48c6 | 273 | |
6b691a5c | 274 | const char *OBJ_nid2ln(int n) |
0f113f3e MC |
275 | { |
276 | ADDED_OBJ ad, *adp; | |
277 | ASN1_OBJECT ob; | |
278 | ||
279 | if ((n >= 0) && (n < NUM_NID)) { | |
280 | if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { | |
281 | OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID); | |
282 | return (NULL); | |
283 | } | |
284 | return (nid_objs[n].ln); | |
285 | } else if (added == NULL) | |
286 | return (NULL); | |
287 | else { | |
288 | ad.type = ADDED_NID; | |
289 | ad.obj = &ob; | |
290 | ob.nid = n; | |
291 | adp = lh_ADDED_OBJ_retrieve(added, &ad); | |
292 | if (adp != NULL) | |
293 | return (adp->obj->ln); | |
294 | else { | |
295 | OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID); | |
296 | return (NULL); | |
297 | } | |
298 | } | |
299 | } | |
300 | ||
301 | static int obj_cmp(const ASN1_OBJECT *const *ap, const unsigned int *bp) | |
302 | { | |
303 | int j; | |
304 | const ASN1_OBJECT *a = *ap; | |
305 | const ASN1_OBJECT *b = &nid_objs[*bp]; | |
306 | ||
307 | j = (a->length - b->length); | |
308 | if (j) | |
309 | return (j); | |
2b8dc08b HB |
310 | if (a->length == 0) |
311 | return 0; | |
0f113f3e MC |
312 | return (memcmp(a->data, b->data, a->length)); |
313 | } | |
babb3798 | 314 | |
e19106f5 | 315 | IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj); |
babb3798 | 316 | |
8d28d5f8 | 317 | int OBJ_obj2nid(const ASN1_OBJECT *a) |
0f113f3e MC |
318 | { |
319 | const unsigned int *op; | |
320 | ADDED_OBJ ad, *adp; | |
321 | ||
322 | if (a == NULL) | |
323 | return (NID_undef); | |
324 | if (a->nid != 0) | |
325 | return (a->nid); | |
326 | ||
0fb99904 DSH |
327 | if (a->length == 0) |
328 | return NID_undef; | |
329 | ||
0f113f3e MC |
330 | if (added != NULL) { |
331 | ad.type = ADDED_DATA; | |
332 | ad.obj = (ASN1_OBJECT *)a; /* XXX: ugly but harmless */ | |
333 | adp = lh_ADDED_OBJ_retrieve(added, &ad); | |
334 | if (adp != NULL) | |
335 | return (adp->obj->nid); | |
336 | } | |
337 | op = OBJ_bsearch_obj(&a, obj_objs, NUM_OBJ); | |
338 | if (op == NULL) | |
339 | return (NID_undef); | |
340 | return (nid_objs[*op].nid); | |
341 | } | |
342 | ||
343 | /* | |
344 | * Convert an object name into an ASN1_OBJECT if "noname" is not set then | |
345 | * search for short and long names first. This will convert the "dotted" form | |
346 | * into an object: unlike OBJ_txt2nid it can be used with any objects, not | |
347 | * just registered ones. | |
2d723902 DSH |
348 | */ |
349 | ||
6b691a5c | 350 | ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name) |
0f113f3e MC |
351 | { |
352 | int nid = NID_undef; | |
353 | ASN1_OBJECT *op = NULL; | |
354 | unsigned char *buf; | |
355 | unsigned char *p; | |
356 | const unsigned char *cp; | |
357 | int i, j; | |
358 | ||
359 | if (!no_name) { | |
360 | if (((nid = OBJ_sn2nid(s)) != NID_undef) || | |
361 | ((nid = OBJ_ln2nid(s)) != NID_undef)) | |
362 | return OBJ_nid2obj(nid); | |
363 | } | |
364 | ||
365 | /* Work out size of content octets */ | |
366 | i = a2d_ASN1_OBJECT(NULL, 0, s, -1); | |
367 | if (i <= 0) { | |
368 | /* Don't clear the error */ | |
369 | /* | |
370 | * ERR_clear_error(); | |
371 | */ | |
372 | return NULL; | |
373 | } | |
374 | /* Work out total size */ | |
375 | j = ASN1_object_size(0, i, V_ASN1_OBJECT); | |
376 | ||
b196e7d9 | 377 | if ((buf = OPENSSL_malloc(j)) == NULL) |
0f113f3e MC |
378 | return NULL; |
379 | ||
380 | p = buf; | |
381 | /* Write out tag+length */ | |
382 | ASN1_put_object(&p, 0, i, V_ASN1_OBJECT, V_ASN1_UNIVERSAL); | |
383 | /* Write out contents */ | |
384 | a2d_ASN1_OBJECT(p, i, s, -1); | |
385 | ||
386 | cp = buf; | |
387 | op = d2i_ASN1_OBJECT(NULL, &cp, j); | |
388 | OPENSSL_free(buf); | |
389 | return op; | |
390 | } | |
d02b48c6 | 391 | |
6343829a | 392 | int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name) |
3e3d2ea2 | 393 | { |
0f113f3e MC |
394 | int i, n = 0, len, nid, first, use_bn; |
395 | BIGNUM *bl; | |
396 | unsigned long l; | |
397 | const unsigned char *p; | |
398 | char tbuf[DECIMAL_SIZE(i) + DECIMAL_SIZE(l) + 2]; | |
399 | ||
400 | /* Ensure that, at every state, |buf| is NUL-terminated. */ | |
401 | if (buf && buf_len > 0) | |
402 | buf[0] = '\0'; | |
403 | ||
404 | if ((a == NULL) || (a->data == NULL)) | |
405 | return (0); | |
406 | ||
407 | if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) { | |
408 | const char *s; | |
409 | s = OBJ_nid2ln(nid); | |
410 | if (s == NULL) | |
411 | s = OBJ_nid2sn(nid); | |
412 | if (s) { | |
413 | if (buf) | |
7644a9ae | 414 | OPENSSL_strlcpy(buf, s, buf_len); |
0f113f3e MC |
415 | n = strlen(s); |
416 | return n; | |
417 | } | |
418 | } | |
419 | ||
420 | len = a->length; | |
421 | p = a->data; | |
422 | ||
423 | first = 1; | |
424 | bl = NULL; | |
425 | ||
426 | while (len > 0) { | |
427 | l = 0; | |
428 | use_bn = 0; | |
429 | for (;;) { | |
430 | unsigned char c = *p++; | |
431 | len--; | |
432 | if ((len == 0) && (c & 0x80)) | |
433 | goto err; | |
434 | if (use_bn) { | |
435 | if (!BN_add_word(bl, c & 0x7f)) | |
436 | goto err; | |
437 | } else | |
438 | l |= c & 0x7f; | |
439 | if (!(c & 0x80)) | |
440 | break; | |
441 | if (!use_bn && (l > (ULONG_MAX >> 7L))) { | |
75ebbd9a | 442 | if (bl == NULL && (bl = BN_new()) == NULL) |
0f113f3e MC |
443 | goto err; |
444 | if (!BN_set_word(bl, l)) | |
445 | goto err; | |
446 | use_bn = 1; | |
447 | } | |
448 | if (use_bn) { | |
449 | if (!BN_lshift(bl, bl, 7)) | |
450 | goto err; | |
451 | } else | |
452 | l <<= 7L; | |
453 | } | |
454 | ||
455 | if (first) { | |
456 | first = 0; | |
457 | if (l >= 80) { | |
458 | i = 2; | |
459 | if (use_bn) { | |
460 | if (!BN_sub_word(bl, 80)) | |
461 | goto err; | |
462 | } else | |
463 | l -= 80; | |
464 | } else { | |
465 | i = (int)(l / 40); | |
466 | l -= (long)(i * 40); | |
467 | } | |
468 | if (buf && (buf_len > 1)) { | |
469 | *buf++ = i + '0'; | |
470 | *buf = '\0'; | |
471 | buf_len--; | |
472 | } | |
473 | n++; | |
474 | } | |
475 | ||
476 | if (use_bn) { | |
477 | char *bndec; | |
478 | bndec = BN_bn2dec(bl); | |
479 | if (!bndec) | |
480 | goto err; | |
481 | i = strlen(bndec); | |
482 | if (buf) { | |
483 | if (buf_len > 1) { | |
484 | *buf++ = '.'; | |
485 | *buf = '\0'; | |
486 | buf_len--; | |
487 | } | |
7644a9ae | 488 | OPENSSL_strlcpy(buf, bndec, buf_len); |
0f113f3e MC |
489 | if (i > buf_len) { |
490 | buf += buf_len; | |
491 | buf_len = 0; | |
492 | } else { | |
493 | buf += i; | |
494 | buf_len -= i; | |
495 | } | |
496 | } | |
497 | n++; | |
498 | n += i; | |
499 | OPENSSL_free(bndec); | |
500 | } else { | |
501 | BIO_snprintf(tbuf, sizeof tbuf, ".%lu", l); | |
502 | i = strlen(tbuf); | |
503 | if (buf && (buf_len > 0)) { | |
7644a9ae | 504 | OPENSSL_strlcpy(buf, tbuf, buf_len); |
0f113f3e MC |
505 | if (i > buf_len) { |
506 | buf += buf_len; | |
507 | buf_len = 0; | |
508 | } else { | |
509 | buf += i; | |
510 | buf_len -= i; | |
511 | } | |
512 | } | |
513 | n += i; | |
514 | l = 0; | |
515 | } | |
516 | } | |
517 | ||
23a1d5e9 | 518 | BN_free(bl); |
0f113f3e MC |
519 | return n; |
520 | ||
521 | err: | |
23a1d5e9 | 522 | BN_free(bl); |
0f113f3e | 523 | return -1; |
3e3d2ea2 DSH |
524 | } |
525 | ||
8d28d5f8 | 526 | int OBJ_txt2nid(const char *s) |
2d723902 | 527 | { |
0f113f3e MC |
528 | ASN1_OBJECT *obj; |
529 | int nid; | |
530 | obj = OBJ_txt2obj(s, 0); | |
531 | nid = OBJ_obj2nid(obj); | |
532 | ASN1_OBJECT_free(obj); | |
533 | return nid; | |
2d723902 DSH |
534 | } |
535 | ||
6b691a5c | 536 | int OBJ_ln2nid(const char *s) |
0f113f3e MC |
537 | { |
538 | ASN1_OBJECT o; | |
539 | const ASN1_OBJECT *oo = &o; | |
540 | ADDED_OBJ ad, *adp; | |
541 | const unsigned int *op; | |
542 | ||
543 | o.ln = s; | |
544 | if (added != NULL) { | |
545 | ad.type = ADDED_LNAME; | |
546 | ad.obj = &o; | |
547 | adp = lh_ADDED_OBJ_retrieve(added, &ad); | |
548 | if (adp != NULL) | |
549 | return (adp->obj->nid); | |
550 | } | |
551 | op = OBJ_bsearch_ln(&oo, ln_objs, NUM_LN); | |
552 | if (op == NULL) | |
553 | return (NID_undef); | |
554 | return (nid_objs[*op].nid); | |
555 | } | |
d02b48c6 | 556 | |
6b691a5c | 557 | int OBJ_sn2nid(const char *s) |
0f113f3e MC |
558 | { |
559 | ASN1_OBJECT o; | |
560 | const ASN1_OBJECT *oo = &o; | |
561 | ADDED_OBJ ad, *adp; | |
562 | const unsigned int *op; | |
563 | ||
564 | o.sn = s; | |
565 | if (added != NULL) { | |
566 | ad.type = ADDED_SNAME; | |
567 | ad.obj = &o; | |
568 | adp = lh_ADDED_OBJ_retrieve(added, &ad); | |
569 | if (adp != NULL) | |
570 | return (adp->obj->nid); | |
571 | } | |
572 | op = OBJ_bsearch_sn(&oo, sn_objs, NUM_SN); | |
573 | if (op == NULL) | |
574 | return (NID_undef); | |
575 | return (nid_objs[*op].nid); | |
576 | } | |
d02b48c6 | 577 | |
babb3798 | 578 | const void *OBJ_bsearch_(const void *key, const void *base, int num, int size, |
0f113f3e MC |
579 | int (*cmp) (const void *, const void *)) |
580 | { | |
581 | return OBJ_bsearch_ex_(key, base, num, size, cmp, 0); | |
582 | } | |
ea5240a5 | 583 | |
1ea6472e | 584 | const void *OBJ_bsearch_ex_(const void *key, const void *base_, int num, |
0f113f3e MC |
585 | int size, |
586 | int (*cmp) (const void *, const void *), | |
587 | int flags) | |
588 | { | |
589 | const char *base = base_; | |
590 | int l, h, i = 0, c = 0; | |
591 | const char *p = NULL; | |
592 | ||
593 | if (num == 0) | |
594 | return (NULL); | |
595 | l = 0; | |
596 | h = num; | |
597 | while (l < h) { | |
598 | i = (l + h) / 2; | |
599 | p = &(base[i * size]); | |
600 | c = (*cmp) (key, p); | |
601 | if (c < 0) | |
602 | h = i; | |
603 | else if (c > 0) | |
604 | l = i + 1; | |
605 | else | |
606 | break; | |
607 | } | |
a53955d8 | 608 | #ifdef CHARSET_EBCDIC |
0f113f3e MC |
609 | /* |
610 | * THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and I | |
611 | * don't have perl (yet), we revert to a *LINEAR* search when the object | |
612 | * wasn't found in the binary search. | |
613 | */ | |
614 | if (c != 0) { | |
615 | for (i = 0; i < num; ++i) { | |
616 | p = &(base[i * size]); | |
617 | c = (*cmp) (key, p); | |
618 | if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))) | |
619 | return p; | |
620 | } | |
621 | } | |
a53955d8 | 622 | #endif |
0f113f3e MC |
623 | if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)) |
624 | p = NULL; | |
625 | else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH)) { | |
626 | while (i > 0 && (*cmp) (key, &(base[(i - 1) * size])) == 0) | |
627 | i--; | |
628 | p = &(base[i * size]); | |
629 | } | |
630 | return (p); | |
631 | } | |
d02b48c6 | 632 | |
6b691a5c | 633 | int OBJ_create_objects(BIO *in) |
0f113f3e | 634 | { |
68b00c23 | 635 | char buf[512]; |
0f113f3e MC |
636 | int i, num = 0; |
637 | char *o, *s, *l = NULL; | |
638 | ||
639 | for (;;) { | |
640 | s = o = NULL; | |
641 | i = BIO_gets(in, buf, 512); | |
642 | if (i <= 0) | |
643 | return (num); | |
644 | buf[i - 1] = '\0'; | |
645 | if (!isalnum((unsigned char)buf[0])) | |
646 | return (num); | |
647 | o = s = buf; | |
648 | while (isdigit((unsigned char)*s) || (*s == '.')) | |
649 | s++; | |
650 | if (*s != '\0') { | |
651 | *(s++) = '\0'; | |
652 | while (isspace((unsigned char)*s)) | |
653 | s++; | |
654 | if (*s == '\0') | |
655 | s = NULL; | |
656 | else { | |
657 | l = s; | |
658 | while ((*l != '\0') && !isspace((unsigned char)*l)) | |
659 | l++; | |
660 | if (*l != '\0') { | |
661 | *(l++) = '\0'; | |
662 | while (isspace((unsigned char)*l)) | |
663 | l++; | |
664 | if (*l == '\0') | |
665 | l = NULL; | |
666 | } else | |
667 | l = NULL; | |
668 | } | |
669 | } else | |
670 | s = NULL; | |
671 | if ((o == NULL) || (*o == '\0')) | |
672 | return (num); | |
673 | if (!OBJ_create(o, s, l)) | |
674 | return (num); | |
675 | num++; | |
676 | } | |
677 | /* return(num); */ | |
678 | } | |
58964a49 | 679 | |
8d28d5f8 | 680 | int OBJ_create(const char *oid, const char *sn, const char *ln) |
0f113f3e | 681 | { |
52832e47 | 682 | ASN1_OBJECT *tmpoid = NULL; |
e64b5557 | 683 | int ok = 0; |
0f113f3e | 684 | |
52832e47 DSH |
685 | /* Check to see if short or long name already present */ |
686 | if (OBJ_sn2nid(sn) != NID_undef || OBJ_ln2nid(ln) != NID_undef) { | |
687 | OBJerr(OBJ_F_OBJ_CREATE, OBJ_R_OID_EXISTS); | |
688 | return 0; | |
0f113f3e | 689 | } |
52832e47 DSH |
690 | |
691 | /* Convert numerical OID string to an ASN1_OBJECT structure */ | |
692 | tmpoid = OBJ_txt2obj(oid, 1); | |
693 | ||
694 | /* If NID is not NID_undef then object already exists */ | |
695 | if (OBJ_obj2nid(tmpoid) != NID_undef) { | |
696 | OBJerr(OBJ_F_OBJ_CREATE, OBJ_R_OID_EXISTS); | |
0f113f3e | 697 | goto err; |
52832e47 DSH |
698 | } |
699 | ||
700 | tmpoid->nid = OBJ_new_nid(1); | |
701 | tmpoid->sn = (char *)sn; | |
702 | tmpoid->ln = (char *)ln; | |
703 | ||
704 | ok = OBJ_add_object(tmpoid); | |
705 | ||
706 | tmpoid->sn = NULL; | |
707 | tmpoid->ln = NULL; | |
708 | ||
0f113f3e | 709 | err: |
52832e47 DSH |
710 | ASN1_OBJECT_free(tmpoid); |
711 | return ok; | |
0f113f3e | 712 | } |
2e430277 DSH |
713 | |
714 | size_t OBJ_length(const ASN1_OBJECT *obj) | |
715 | { | |
716 | if (obj == NULL) | |
717 | return 0; | |
718 | return obj->length; | |
719 | } | |
720 | ||
721 | const unsigned char *OBJ_get0_data(const ASN1_OBJECT *obj) | |
722 | { | |
723 | if (obj == NULL) | |
724 | return NULL; | |
725 | return obj->data; | |
726 | } |