1 /*
2 * Copyright 1995-2022 The OpenSSL Project Authors. All Rights Reserved.
3 *
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
8 */
9
10 #include <stdio.h>
11 #include "crypto/ctype.h"
12 #include <limits.h>
13 #include "internal/cryptlib.h"
14 #include <openssl/lhash.h>
15 #include <openssl/asn1.h>
16 #include "crypto/objects.h"
17 #include <openssl/bn.h>
18 #include "crypto/asn1.h"
19 #include "obj_local.h"
20
21 /* obj_dat.h is generated from objects.h by obj_dat.pl */
22 #include "obj_dat.h"
23
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);
27
28 #define ADDED_DATA 0
29 #define ADDED_SNAME 1
30 #define ADDED_LNAME 2
31 #define ADDED_NID 3
32
33 struct added_obj_st {
34 int type;
35 ASN1_OBJECT *obj;
36 };
37
38 static int new_nid = NUM_NID;
39 static LHASH_OF(ADDED_OBJ) *added = NULL;
40
sn_cmp(const ASN1_OBJECT * const * a,const unsigned int * b)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 }
45
46 IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn);
47
ln_cmp(const ASN1_OBJECT * const * a,const unsigned int * b)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 }
52
53 IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln);
54
added_obj_hash(const ADDED_OBJ * ca)55 static unsigned long added_obj_hash(const ADDED_OBJ *ca)
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:
71 ret = OPENSSL_LH_strhash(a->sn);
72 break;
73 case ADDED_LNAME:
74 ret = OPENSSL_LH_strhash(a->ln);
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
added_obj_cmp(const ADDED_OBJ * ca,const ADDED_OBJ * cb)88 static int added_obj_cmp(const ADDED_OBJ *ca, const ADDED_OBJ *cb)
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
init_added(void)126 static int init_added(void)
127 {
128 if (added != NULL)
129 return 1;
130 added = lh_ADDED_OBJ_new(added_obj_hash, added_obj_cmp);
131 return added != NULL;
132 }
133
cleanup1_doall(ADDED_OBJ * a)134 static void cleanup1_doall(ADDED_OBJ *a)
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 }
140
cleanup2_doall(ADDED_OBJ * a)141 static void cleanup2_doall(ADDED_OBJ *a)
142 {
143 a->obj->nid++;
144 }
145
cleanup3_doall(ADDED_OBJ * a)146 static void cleanup3_doall(ADDED_OBJ *a)
147 {
148 if (--a->obj->nid == 0)
149 ASN1_OBJECT_free(a->obj);
150 OPENSSL_free(a);
151 }
152
obj_cleanup_int(void)153 void obj_cleanup_int(void)
154 {
155 if (added == NULL)
156 return;
157 lh_ADDED_OBJ_set_down_load(added, 0);
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 */
161 lh_ADDED_OBJ_free(added);
162 added = NULL;
163 }
164
OBJ_new_nid(int num)165 int OBJ_new_nid(int num)
166 {
167 int i;
168
169 i = new_nid;
170 new_nid += num;
171 return i;
172 }
173
OBJ_add_object(const ASN1_OBJECT * obj)174 int OBJ_add_object(const ASN1_OBJECT *obj)
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;
185 if ((ao[ADDED_NID] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
186 goto err2;
187 if ((o->length != 0) && (obj->data != NULL))
188 if ((ao[ADDED_DATA] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
189 goto err2;
190 if (o->sn != NULL)
191 if ((ao[ADDED_SNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
192 goto err2;
193 if (o->ln != NULL)
194 if ((ao[ADDED_LNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
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, but should not normally matter */
203 OPENSSL_free(aop);
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++)
215 OPENSSL_free(ao[i]);
216 ASN1_OBJECT_free(o);
217 return NID_undef;
218 }
219
OBJ_nid2obj(int n)220 ASN1_OBJECT *OBJ_nid2obj(int n)
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 OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID);
233 return NULL;
234 } else {
235 ad.type = ADDED_NID;
236 ad.obj = &ob;
237 ob.nid = n;
238 adp = lh_ADDED_OBJ_retrieve(added, &ad);
239 if (adp != NULL)
240 return adp->obj;
241 else {
242 OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID);
243 return NULL;
244 }
245 }
246 }
247
OBJ_nid2sn(int n)248 const char *OBJ_nid2sn(int n)
249 {
250 ADDED_OBJ ad, *adp;
251 ASN1_OBJECT ob;
252
253 if ((n >= 0) && (n < NUM_NID)) {
254 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
255 OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID);
256 return NULL;
257 }
258 return nid_objs[n].sn;
259 } else if (added == NULL)
260 return NULL;
261 else {
262 ad.type = ADDED_NID;
263 ad.obj = &ob;
264 ob.nid = n;
265 adp = lh_ADDED_OBJ_retrieve(added, &ad);
266 if (adp != NULL)
267 return adp->obj->sn;
268 else {
269 OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID);
270 return NULL;
271 }
272 }
273 }
274
OBJ_nid2ln(int n)275 const char *OBJ_nid2ln(int n)
276 {
277 ADDED_OBJ ad, *adp;
278 ASN1_OBJECT ob;
279
280 if ((n >= 0) && (n < NUM_NID)) {
281 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
282 OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID);
283 return NULL;
284 }
285 return nid_objs[n].ln;
286 } else if (added == NULL)
287 return NULL;
288 else {
289 ad.type = ADDED_NID;
290 ad.obj = &ob;
291 ob.nid = n;
292 adp = lh_ADDED_OBJ_retrieve(added, &ad);
293 if (adp != NULL)
294 return adp->obj->ln;
295 else {
296 OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID);
297 return NULL;
298 }
299 }
300 }
301
obj_cmp(const ASN1_OBJECT * const * ap,const unsigned int * bp)302 static int obj_cmp(const ASN1_OBJECT *const *ap, const unsigned int *bp)
303 {
304 int j;
305 const ASN1_OBJECT *a = *ap;
306 const ASN1_OBJECT *b = &nid_objs[*bp];
307
308 j = (a->length - b->length);
309 if (j)
310 return j;
311 if (a->length == 0)
312 return 0;
313 return memcmp(a->data, b->data, a->length);
314 }
315
316 IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj);
317
OBJ_obj2nid(const ASN1_OBJECT * a)318 int OBJ_obj2nid(const ASN1_OBJECT *a)
319 {
320 const unsigned int *op;
321 ADDED_OBJ ad, *adp;
322
323 if (a == NULL)
324 return NID_undef;
325 if (a->nid != 0)
326 return a->nid;
327
328 if (a->length == 0)
329 return NID_undef;
330
331 if (added != NULL) {
332 ad.type = ADDED_DATA;
333 ad.obj = (ASN1_OBJECT *)a; /* XXX: ugly but harmless */
334 adp = lh_ADDED_OBJ_retrieve(added, &ad);
335 if (adp != NULL)
336 return adp->obj->nid;
337 }
338 op = OBJ_bsearch_obj(&a, obj_objs, NUM_OBJ);
339 if (op == NULL)
340 return NID_undef;
341 return nid_objs[*op].nid;
342 }
343
344 /*
345 * Convert an object name into an ASN1_OBJECT if "noname" is not set then
346 * search for short and long names first. This will convert the "dotted" form
347 * into an object: unlike OBJ_txt2nid it can be used with any objects, not
348 * just registered ones.
349 */
350
OBJ_txt2obj(const char * s,int no_name)351 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
352 {
353 int nid = NID_undef;
354 ASN1_OBJECT *op;
355 unsigned char *buf;
356 unsigned char *p;
357 const unsigned char *cp;
358 int i, j;
359
360 if (!no_name) {
361 if (((nid = OBJ_sn2nid(s)) != NID_undef) ||
362 ((nid = OBJ_ln2nid(s)) != NID_undef))
363 return OBJ_nid2obj(nid);
364 }
365
366 /* Work out size of content octets */
367 i = a2d_ASN1_OBJECT(NULL, 0, s, -1);
368 if (i <= 0) {
369 /* Don't clear the error */
370 /*
371 * ERR_clear_error();
372 */
373 return NULL;
374 }
375 /* Work out total size */
376 j = ASN1_object_size(0, i, V_ASN1_OBJECT);
377 if (j < 0)
378 return NULL;
379
380 if ((buf = OPENSSL_malloc(j)) == NULL) {
381 OBJerr(OBJ_F_OBJ_TXT2OBJ, ERR_R_MALLOC_FAILURE);
382 return NULL;
383 }
384
385 p = buf;
386 /* Write out tag+length */
387 ASN1_put_object(&p, 0, i, V_ASN1_OBJECT, V_ASN1_UNIVERSAL);
388 /* Write out contents */
389 a2d_ASN1_OBJECT(p, i, s, -1);
390
391 cp = buf;
392 op = d2i_ASN1_OBJECT(NULL, &cp, j);
393 OPENSSL_free(buf);
394 return op;
395 }
396
OBJ_obj2txt(char * buf,int buf_len,const ASN1_OBJECT * a,int no_name)397 int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
398 {
399 int i, n = 0, len, nid, first, use_bn;
400 BIGNUM *bl;
401 unsigned long l;
402 const unsigned char *p;
403 char tbuf[DECIMAL_SIZE(i) + DECIMAL_SIZE(l) + 2];
404
405 /* Ensure that, at every state, |buf| is NUL-terminated. */
406 if (buf && buf_len > 0)
407 buf[0] = '\0';
408
409 if ((a == NULL) || (a->data == NULL))
410 return 0;
411
412 if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) {
413 const char *s;
414 s = OBJ_nid2ln(nid);
415 if (s == NULL)
416 s = OBJ_nid2sn(nid);
417 if (s) {
418 if (buf)
419 OPENSSL_strlcpy(buf, s, buf_len);
420 n = strlen(s);
421 return n;
422 }
423 }
424
425 len = a->length;
426 p = a->data;
427
428 first = 1;
429 bl = NULL;
430
431 while (len > 0) {
432 l = 0;
433 use_bn = 0;
434 for (;;) {
435 unsigned char c = *p++;
436 len--;
437 if ((len == 0) && (c & 0x80))
438 goto err;
439 if (use_bn) {
440 if (!BN_add_word(bl, c & 0x7f))
441 goto err;
442 } else
443 l |= c & 0x7f;
444 if (!(c & 0x80))
445 break;
446 if (!use_bn && (l > (ULONG_MAX >> 7L))) {
447 if (bl == NULL && (bl = BN_new()) == NULL)
448 goto err;
449 if (!BN_set_word(bl, l))
450 goto err;
451 use_bn = 1;
452 }
453 if (use_bn) {
454 if (!BN_lshift(bl, bl, 7))
455 goto err;
456 } else
457 l <<= 7L;
458 }
459
460 if (first) {
461 first = 0;
462 if (l >= 80) {
463 i = 2;
464 if (use_bn) {
465 if (!BN_sub_word(bl, 80))
466 goto err;
467 } else
468 l -= 80;
469 } else {
470 i = (int)(l / 40);
471 l -= (long)(i * 40);
472 }
473 if (buf && (buf_len > 1)) {
474 *buf++ = i + '0';
475 *buf = '\0';
476 buf_len--;
477 }
478 n++;
479 }
480
481 if (use_bn) {
482 char *bndec;
483 bndec = BN_bn2dec(bl);
484 if (!bndec)
485 goto err;
486 i = strlen(bndec);
487 if (buf) {
488 if (buf_len > 1) {
489 *buf++ = '.';
490 *buf = '\0';
491 buf_len--;
492 }
493 OPENSSL_strlcpy(buf, bndec, buf_len);
494 if (i > buf_len) {
495 buf += buf_len;
496 buf_len = 0;
497 } else {
498 buf += i;
499 buf_len -= i;
500 }
501 }
502 n++;
503 n += i;
504 OPENSSL_free(bndec);
505 } else {
506 BIO_snprintf(tbuf, sizeof(tbuf), ".%lu", l);
507 i = strlen(tbuf);
508 if (buf && (buf_len > 0)) {
509 OPENSSL_strlcpy(buf, tbuf, buf_len);
510 if (i > buf_len) {
511 buf += buf_len;
512 buf_len = 0;
513 } else {
514 buf += i;
515 buf_len -= i;
516 }
517 }
518 n += i;
519 l = 0;
520 }
521 }
522
523 BN_free(bl);
524 return n;
525
526 err:
527 BN_free(bl);
528 return -1;
529 }
530
OBJ_txt2nid(const char * s)531 int OBJ_txt2nid(const char *s)
532 {
533 ASN1_OBJECT *obj;
534 int nid;
535 obj = OBJ_txt2obj(s, 0);
536 nid = OBJ_obj2nid(obj);
537 ASN1_OBJECT_free(obj);
538 return nid;
539 }
540
OBJ_ln2nid(const char * s)541 int OBJ_ln2nid(const char *s)
542 {
543 ASN1_OBJECT o;
544 const ASN1_OBJECT *oo = &o;
545 ADDED_OBJ ad, *adp;
546 const unsigned int *op;
547
548 o.ln = s;
549 if (added != NULL) {
550 ad.type = ADDED_LNAME;
551 ad.obj = &o;
552 adp = lh_ADDED_OBJ_retrieve(added, &ad);
553 if (adp != NULL)
554 return adp->obj->nid;
555 }
556 op = OBJ_bsearch_ln(&oo, ln_objs, NUM_LN);
557 if (op == NULL)
558 return NID_undef;
559 return nid_objs[*op].nid;
560 }
561
OBJ_sn2nid(const char * s)562 int OBJ_sn2nid(const char *s)
563 {
564 ASN1_OBJECT o;
565 const ASN1_OBJECT *oo = &o;
566 ADDED_OBJ ad, *adp;
567 const unsigned int *op;
568
569 o.sn = s;
570 if (added != NULL) {
571 ad.type = ADDED_SNAME;
572 ad.obj = &o;
573 adp = lh_ADDED_OBJ_retrieve(added, &ad);
574 if (adp != NULL)
575 return adp->obj->nid;
576 }
577 op = OBJ_bsearch_sn(&oo, sn_objs, NUM_SN);
578 if (op == NULL)
579 return NID_undef;
580 return nid_objs[*op].nid;
581 }
582
OBJ_bsearch_(const void * key,const void * base,int num,int size,int (* cmp)(const void *,const void *))583 const void *OBJ_bsearch_(const void *key, const void *base, int num, int size,
584 int (*cmp) (const void *, const void *))
585 {
586 return OBJ_bsearch_ex_(key, base, num, size, cmp, 0);
587 }
588
OBJ_bsearch_ex_(const void * key,const void * base_,int num,int size,int (* cmp)(const void *,const void *),int flags)589 const void *OBJ_bsearch_ex_(const void *key, const void *base_, int num,
590 int size,
591 int (*cmp) (const void *, const void *),
592 int flags)
593 {
594 const char *base = base_;
595 int l, h, i = 0, c = 0;
596 const char *p = NULL;
597
598 if (num == 0)
599 return NULL;
600 l = 0;
601 h = num;
602 while (l < h) {
603 i = (l + h) / 2;
604 p = &(base[i * size]);
605 c = (*cmp) (key, p);
606 if (c < 0)
607 h = i;
608 else if (c > 0)
609 l = i + 1;
610 else
611 break;
612 }
613 #ifdef CHARSET_EBCDIC
614 /*
615 * THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and I
616 * don't have perl (yet), we revert to a *LINEAR* search when the object
617 * wasn't found in the binary search.
618 */
619 if (c != 0) {
620 for (i = 0; i < num; ++i) {
621 p = &(base[i * size]);
622 c = (*cmp) (key, p);
623 if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
624 return p;
625 }
626 }
627 #endif
628 if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))
629 p = NULL;
630 else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH)) {
631 while (i > 0 && (*cmp) (key, &(base[(i - 1) * size])) == 0)
632 i--;
633 p = &(base[i * size]);
634 }
635 return p;
636 }
637
638 /*
639 * Parse a BIO sink to create some extra oid's objects.
640 * Line format:<OID:isdigit or '.']><isspace><SN><isspace><LN>
641 */
OBJ_create_objects(BIO * in)642 int OBJ_create_objects(BIO *in)
643 {
644 char buf[512];
645 int i, num = 0;
646 char *o, *s, *l = NULL;
647
648 for (;;) {
649 s = o = NULL;
650 i = BIO_gets(in, buf, 512);
651 if (i <= 0)
652 return num;
653 buf[i - 1] = '\0';
654 if (!ossl_isalnum(buf[0]))
655 return num;
656 o = s = buf;
657 while (ossl_isdigit(*s) || *s == '.')
658 s++;
659 if (*s != '\0') {
660 *(s++) = '\0';
661 while (ossl_isspace(*s))
662 s++;
663 if (*s == '\0') {
664 s = NULL;
665 } else {
666 l = s;
667 while (*l != '\0' && !ossl_isspace(*l))
668 l++;
669 if (*l != '\0') {
670 *(l++) = '\0';
671 while (ossl_isspace(*l))
672 l++;
673 if (*l == '\0') {
674 l = NULL;
675 }
676 } else {
677 l = NULL;
678 }
679 }
680 } else {
681 s = NULL;
682 }
683 if (*o == '\0')
684 return num;
685 if (!OBJ_create(o, s, l))
686 return num;
687 num++;
688 }
689 }
690
OBJ_create(const char * oid,const char * sn,const char * ln)691 int OBJ_create(const char *oid, const char *sn, const char *ln)
692 {
693 ASN1_OBJECT *tmpoid = NULL;
694 int ok = 0;
695
696 /* Check to see if short or long name already present */
697 if ((sn != NULL && OBJ_sn2nid(sn) != NID_undef)
698 || (ln != NULL && OBJ_ln2nid(ln) != NID_undef)) {
699 OBJerr(OBJ_F_OBJ_CREATE, OBJ_R_OID_EXISTS);
700 return 0;
701 }
702
703 /* Convert numerical OID string to an ASN1_OBJECT structure */
704 tmpoid = OBJ_txt2obj(oid, 1);
705 if (tmpoid == NULL)
706 return 0;
707
708 /* If NID is not NID_undef then object already exists */
709 if (OBJ_obj2nid(tmpoid) != NID_undef) {
710 OBJerr(OBJ_F_OBJ_CREATE, OBJ_R_OID_EXISTS);
711 goto err;
712 }
713
714 tmpoid->nid = OBJ_new_nid(1);
715 tmpoid->sn = (char *)sn;
716 tmpoid->ln = (char *)ln;
717
718 ok = OBJ_add_object(tmpoid);
719
720 tmpoid->sn = NULL;
721 tmpoid->ln = NULL;
722
723 err:
724 ASN1_OBJECT_free(tmpoid);
725 return ok;
726 }
727
OBJ_length(const ASN1_OBJECT * obj)728 size_t OBJ_length(const ASN1_OBJECT *obj)
729 {
730 if (obj == NULL)
731 return 0;
732 return obj->length;
733 }
734
OBJ_get0_data(const ASN1_OBJECT * obj)735 const unsigned char *OBJ_get0_data(const ASN1_OBJECT *obj)
736 {
737 if (obj == NULL)
738 return NULL;
739 return obj->data;
740 }
741