1 /* $OpenBSD: obj_dat.c,v 1.31 2014/08/08 04:53:43 guenther Exp $ */ 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 <ctype.h> 60 #include <limits.h> 61 #include <stdio.h> 62 #include <string.h> 63 64 #include <openssl/opensslconf.h> 65 66 #include <openssl/asn1.h> 67 #include <openssl/bn.h> 68 #include <openssl/err.h> 69 #include <openssl/lhash.h> 70 #include <openssl/objects.h> 71 72 /* obj_dat.h is generated from objects.h by obj_dat.pl */ 73 #ifndef OPENSSL_NO_OBJECT 74 #include "obj_dat.h" 75 #else 76 /* You will have to load all the objects needed manually in the application */ 77 #define NUM_NID 0 78 #define NUM_SN 0 79 #define NUM_LN 0 80 #define NUM_OBJ 0 81 static const unsigned char lvalues[1]; 82 static const ASN1_OBJECT nid_objs[1]; 83 static const unsigned int sn_objs[1]; 84 static const unsigned int ln_objs[1]; 85 static const unsigned int obj_objs[1]; 86 #endif 87 88 DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn); 89 DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln); 90 DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj); 91 92 #define ADDED_DATA 0 93 #define ADDED_SNAME 1 94 #define ADDED_LNAME 2 95 #define ADDED_NID 3 96 97 typedef struct added_obj_st { 98 int type; 99 ASN1_OBJECT *obj; 100 } ADDED_OBJ; 101 DECLARE_LHASH_OF(ADDED_OBJ); 102 103 static int new_nid = NUM_NID; 104 static LHASH_OF(ADDED_OBJ) *added = NULL; 105 106 static int sn_cmp(const ASN1_OBJECT * const *a, const unsigned int *b) 107 { 108 return (strcmp((*a)->sn, nid_objs[*b].sn)); 109 } 110 111 IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn); 112 113 static int ln_cmp(const ASN1_OBJECT * const *a, const unsigned int *b) 114 { 115 return (strcmp((*a)->ln, nid_objs[*b].ln)); 116 } 117 118 IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln); 119 120 static unsigned long 121 added_obj_hash(const ADDED_OBJ *ca) 122 { 123 const ASN1_OBJECT *a; 124 int i; 125 unsigned long ret = 0; 126 unsigned char *p; 127 128 a = ca->obj; 129 switch (ca->type) { 130 case ADDED_DATA: 131 ret = a->length << 20L; 132 p = (unsigned char *)a->data; 133 for (i = 0; i < a->length; i++) 134 ret ^= p[i] << ((i * 3) % 24); 135 break; 136 case ADDED_SNAME: 137 ret = lh_strhash(a->sn); 138 break; 139 case ADDED_LNAME: 140 ret = lh_strhash(a->ln); 141 break; 142 case ADDED_NID: 143 ret = a->nid; 144 break; 145 default: 146 /* abort(); */ 147 return 0; 148 } 149 ret &= 0x3fffffffL; 150 ret |= ca->type << 30L; 151 return (ret); 152 } 153 static IMPLEMENT_LHASH_HASH_FN(added_obj, ADDED_OBJ) 154 155 static int 156 added_obj_cmp(const ADDED_OBJ *ca, const ADDED_OBJ *cb) 157 { 158 ASN1_OBJECT *a, *b; 159 int i; 160 161 i = ca->type - cb->type; 162 if (i) 163 return (i); 164 a = ca->obj; 165 b = cb->obj; 166 switch (ca->type) { 167 case ADDED_DATA: 168 i = (a->length - b->length); 169 if (i) 170 return (i); 171 return (memcmp(a->data, b->data, (size_t)a->length)); 172 case ADDED_SNAME: 173 if (a->sn == NULL) 174 return (-1); 175 else if (b->sn == NULL) 176 return (1); 177 else 178 return (strcmp(a->sn, b->sn)); 179 case ADDED_LNAME: 180 if (a->ln == NULL) 181 return (-1); 182 else if (b->ln == NULL) 183 return (1); 184 else 185 return (strcmp(a->ln, b->ln)); 186 case ADDED_NID: 187 return (a->nid - b->nid); 188 default: 189 /* abort(); */ 190 return 0; 191 } 192 } 193 static IMPLEMENT_LHASH_COMP_FN(added_obj, ADDED_OBJ) 194 195 static int 196 init_added(void) 197 { 198 if (added != NULL) 199 return (1); 200 added = lh_ADDED_OBJ_new(); 201 return (added != NULL); 202 } 203 204 static void 205 cleanup1_doall(ADDED_OBJ *a) 206 { 207 a->obj->nid = 0; 208 a->obj->flags |= ASN1_OBJECT_FLAG_DYNAMIC | 209 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | 210 ASN1_OBJECT_FLAG_DYNAMIC_DATA; 211 } 212 213 static void cleanup2_doall(ADDED_OBJ *a) 214 { 215 a->obj->nid++; 216 } 217 218 static void 219 cleanup3_doall(ADDED_OBJ *a) 220 { 221 if (--a->obj->nid == 0) 222 ASN1_OBJECT_free(a->obj); 223 free(a); 224 } 225 226 static IMPLEMENT_LHASH_DOALL_FN(cleanup1, ADDED_OBJ) 227 static IMPLEMENT_LHASH_DOALL_FN(cleanup2, ADDED_OBJ) 228 static IMPLEMENT_LHASH_DOALL_FN(cleanup3, ADDED_OBJ) 229 230 /* The purpose of obj_cleanup_defer is to avoid EVP_cleanup() attempting 231 * to use freed up OIDs. If neccessary the actual freeing up of OIDs is 232 * delayed. 233 */ 234 235 int obj_cleanup_defer = 0; 236 237 void 238 check_defer(int nid) 239 { 240 if (!obj_cleanup_defer && nid >= NUM_NID) 241 obj_cleanup_defer = 1; 242 } 243 244 void 245 OBJ_cleanup(void) 246 { 247 if (obj_cleanup_defer) { 248 obj_cleanup_defer = 2; 249 return; 250 } 251 if (added == NULL) 252 return; 253 lh_ADDED_OBJ_down_load(added) = 0; 254 lh_ADDED_OBJ_doall(added, LHASH_DOALL_FN(cleanup1)); /* zero counters */ 255 lh_ADDED_OBJ_doall(added, LHASH_DOALL_FN(cleanup2)); /* set counters */ 256 lh_ADDED_OBJ_doall(added, LHASH_DOALL_FN(cleanup3)); /* free objects */ 257 lh_ADDED_OBJ_free(added); 258 added = NULL; 259 } 260 261 int 262 OBJ_new_nid(int num) 263 { 264 int i; 265 266 i = new_nid; 267 new_nid += num; 268 return (i); 269 } 270 271 int 272 OBJ_add_object(const ASN1_OBJECT *obj) 273 { 274 ASN1_OBJECT *o; 275 ADDED_OBJ *ao[4] = {NULL, NULL, NULL, NULL}, *aop; 276 int i; 277 278 if (added == NULL) 279 if (!init_added()) 280 return (0); 281 if ((o = OBJ_dup(obj)) == NULL) 282 goto err; 283 if (!(ao[ADDED_NID] = malloc(sizeof(ADDED_OBJ)))) 284 goto err2; 285 if ((o->length != 0) && (obj->data != NULL)) 286 if (!(ao[ADDED_DATA] = malloc(sizeof(ADDED_OBJ)))) 287 goto err2; 288 if (o->sn != NULL) 289 if (!(ao[ADDED_SNAME] = malloc(sizeof(ADDED_OBJ)))) 290 goto err2; 291 if (o->ln != NULL) 292 if (!(ao[ADDED_LNAME] = malloc(sizeof(ADDED_OBJ)))) 293 goto err2; 294 295 for (i = ADDED_DATA; i <= ADDED_NID; i++) { 296 if (ao[i] != NULL) { 297 ao[i]->type = i; 298 ao[i]->obj = o; 299 aop = lh_ADDED_OBJ_insert(added, ao[i]); 300 /* memory leak, buit should not normally matter */ 301 free(aop); 302 } 303 } 304 o->flags &= ~(ASN1_OBJECT_FLAG_DYNAMIC | 305 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS | 306 ASN1_OBJECT_FLAG_DYNAMIC_DATA); 307 308 return (o->nid); 309 310 err2: 311 OBJerr(OBJ_F_OBJ_ADD_OBJECT, ERR_R_MALLOC_FAILURE); 312 err: 313 for (i = ADDED_DATA; i <= ADDED_NID; i++) 314 free(ao[i]); 315 free(o); 316 return (NID_undef); 317 } 318 319 ASN1_OBJECT * 320 OBJ_nid2obj(int n) 321 { 322 ADDED_OBJ ad, *adp; 323 ASN1_OBJECT ob; 324 325 if ((n >= 0) && (n < NUM_NID)) { 326 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { 327 OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID); 328 return (NULL); 329 } 330 return ((ASN1_OBJECT *)&(nid_objs[n])); 331 } else if (added == NULL) 332 return (NULL); 333 else { 334 ad.type = ADDED_NID; 335 ad.obj = &ob; 336 ob.nid = n; 337 adp = lh_ADDED_OBJ_retrieve(added, &ad); 338 if (adp != NULL) 339 return (adp->obj); 340 else { 341 OBJerr(OBJ_F_OBJ_NID2OBJ, OBJ_R_UNKNOWN_NID); 342 return (NULL); 343 } 344 } 345 } 346 347 const char * 348 OBJ_nid2sn(int n) 349 { 350 ADDED_OBJ ad, *adp; 351 ASN1_OBJECT ob; 352 353 if ((n >= 0) && (n < NUM_NID)) { 354 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { 355 OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID); 356 return (NULL); 357 } 358 return (nid_objs[n].sn); 359 } else if (added == NULL) 360 return (NULL); 361 else { 362 ad.type = ADDED_NID; 363 ad.obj = &ob; 364 ob.nid = n; 365 adp = lh_ADDED_OBJ_retrieve(added, &ad); 366 if (adp != NULL) 367 return (adp->obj->sn); 368 else { 369 OBJerr(OBJ_F_OBJ_NID2SN, OBJ_R_UNKNOWN_NID); 370 return (NULL); 371 } 372 } 373 } 374 375 const char * 376 OBJ_nid2ln(int n) 377 { 378 ADDED_OBJ ad, *adp; 379 ASN1_OBJECT ob; 380 381 if ((n >= 0) && (n < NUM_NID)) { 382 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) { 383 OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID); 384 return (NULL); 385 } 386 return (nid_objs[n].ln); 387 } else if (added == NULL) 388 return (NULL); 389 else { 390 ad.type = ADDED_NID; 391 ad.obj = &ob; 392 ob.nid = n; 393 adp = lh_ADDED_OBJ_retrieve(added, &ad); 394 if (adp != NULL) 395 return (adp->obj->ln); 396 else { 397 OBJerr(OBJ_F_OBJ_NID2LN, OBJ_R_UNKNOWN_NID); 398 return (NULL); 399 } 400 } 401 } 402 403 static int 404 obj_cmp(const ASN1_OBJECT * const *ap, const unsigned int *bp) 405 { 406 int j; 407 const ASN1_OBJECT *a= *ap; 408 const ASN1_OBJECT *b = &nid_objs[*bp]; 409 410 j = (a->length - b->length); 411 if (j) 412 return (j); 413 return (memcmp(a->data, b->data, a->length)); 414 } 415 416 IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj); 417 418 int 419 OBJ_obj2nid(const ASN1_OBJECT *a) 420 { 421 const unsigned int *op; 422 ADDED_OBJ ad, *adp; 423 424 if (a == NULL) 425 return (NID_undef); 426 if (a->nid != 0) 427 return (a->nid); 428 429 if (added != NULL) { 430 ad.type = ADDED_DATA; 431 ad.obj=(ASN1_OBJECT *)a; /* XXX: ugly but harmless */ 432 adp = lh_ADDED_OBJ_retrieve(added, &ad); 433 if (adp != NULL) 434 return (adp->obj->nid); 435 } 436 op = OBJ_bsearch_obj(&a, obj_objs, NUM_OBJ); 437 if (op == NULL) 438 return (NID_undef); 439 return (nid_objs[*op].nid); 440 } 441 442 /* Convert an object name into an ASN1_OBJECT 443 * if "noname" is not set then search for short and long names first. 444 * This will convert the "dotted" form into an object: unlike OBJ_txt2nid 445 * it can be used with any objects, not just registered ones. 446 */ 447 448 ASN1_OBJECT * 449 OBJ_txt2obj(const char *s, int no_name) 450 { 451 int nid = NID_undef; 452 ASN1_OBJECT *op = NULL; 453 unsigned char *buf; 454 unsigned char *p; 455 const unsigned char *cp; 456 int i, j; 457 458 if (!no_name) { 459 if (((nid = OBJ_sn2nid(s)) != NID_undef) || 460 ((nid = OBJ_ln2nid(s)) != NID_undef) ) 461 return OBJ_nid2obj(nid); 462 } 463 464 /* Work out size of content octets */ 465 i = a2d_ASN1_OBJECT(NULL, 0, s, -1); 466 if (i <= 0) { 467 /* Don't clear the error */ 468 /*ERR_clear_error();*/ 469 return NULL; 470 } 471 /* Work out total size */ 472 j = ASN1_object_size(0, i, V_ASN1_OBJECT); 473 474 if ((buf = malloc(j)) == NULL) 475 return NULL; 476 477 p = buf; 478 /* Write out tag+length */ 479 ASN1_put_object(&p, 0, i, V_ASN1_OBJECT, V_ASN1_UNIVERSAL); 480 /* Write out contents */ 481 a2d_ASN1_OBJECT(p, i, s, -1); 482 483 cp = buf; 484 op = d2i_ASN1_OBJECT(NULL, &cp, j); 485 free(buf); 486 return op; 487 } 488 489 int 490 OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name) 491 { 492 int i, ret = 0, len, nid, first = 1, use_bn; 493 BIGNUM *bl = NULL; 494 char *bndec = NULL; 495 unsigned long l; 496 const unsigned char *p; 497 498 /* Ensure that, at every state, |buf| is NUL-terminated. */ 499 if (buf_len > 0) 500 buf[0] = '\0'; 501 502 if ((a == NULL) || (a->data == NULL)) 503 goto err; 504 505 if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) { 506 const char *s; 507 s = OBJ_nid2ln(nid); 508 if (s == NULL) 509 s = OBJ_nid2sn(nid); 510 if (s) { 511 ret = strlcpy(buf, s, buf_len); 512 goto out; 513 } 514 } 515 516 len = a->length; 517 p = a->data; 518 519 while (len > 0) { 520 l = 0; 521 use_bn = 0; 522 for (;;) { 523 unsigned char c = *p++; 524 len--; 525 if ((len == 0) && (c & 0x80)) 526 goto err; 527 if (use_bn) { 528 if (!BN_add_word(bl, c & 0x7f)) 529 goto err; 530 } else 531 l |= c & 0x7f; 532 if (!(c & 0x80)) 533 break; 534 if (!use_bn && (l > (ULONG_MAX >> 7L))) { 535 if (!bl && !(bl = BN_new())) 536 goto err; 537 if (!BN_set_word(bl, l)) 538 goto err; 539 use_bn = 1; 540 } 541 if (use_bn) { 542 if (!BN_lshift(bl, bl, 7)) 543 goto err; 544 } else 545 l <<= 7L; 546 } 547 548 if (first) { 549 first = 0; 550 if (l >= 80) { 551 i = 2; 552 if (use_bn) { 553 if (!BN_sub_word(bl, 80)) 554 goto err; 555 } else 556 l -= 80; 557 } else { 558 i = (int)(l / 40); 559 l -= (long)(i * 40); 560 } 561 if (buf_len > 1) { 562 *buf++ = i + '0'; 563 *buf = '\0'; 564 buf_len--; 565 } 566 ret++; 567 } 568 569 if (use_bn) { 570 bndec = BN_bn2dec(bl); 571 if (!bndec) 572 goto err; 573 i = snprintf(buf, buf_len, ".%s", bndec); 574 if (i == -1) 575 goto err; 576 if (i >= buf_len) { 577 buf += buf_len; 578 buf_len = 0; 579 } else { 580 buf += i; 581 buf_len -= i; 582 } 583 ret += i; 584 } else { 585 i = snprintf(buf, buf_len, ".%lu", l); 586 if (i == -1) 587 goto err; 588 if (i >= buf_len) { 589 buf += buf_len; 590 buf_len = 0; 591 } else { 592 buf += i; 593 buf_len -= i; 594 } 595 ret += i; 596 l = 0; 597 } 598 } 599 600 out: 601 free(bndec); 602 BN_free(bl); 603 return ret; 604 605 err: 606 ret = 0; 607 buf[0] = '\0'; 608 goto out; 609 } 610 611 int 612 OBJ_txt2nid(const char *s) 613 { 614 ASN1_OBJECT *obj; 615 int nid; 616 617 obj = OBJ_txt2obj(s, 0); 618 nid = OBJ_obj2nid(obj); 619 ASN1_OBJECT_free(obj); 620 return nid; 621 } 622 623 int 624 OBJ_ln2nid(const char *s) 625 { 626 ASN1_OBJECT o; 627 const ASN1_OBJECT *oo = &o; 628 ADDED_OBJ ad, *adp; 629 const unsigned int *op; 630 631 o.ln = s; 632 if (added != NULL) { 633 ad.type = ADDED_LNAME; 634 ad.obj = &o; 635 adp = lh_ADDED_OBJ_retrieve(added, &ad); 636 if (adp != NULL) 637 return (adp->obj->nid); 638 } 639 op = OBJ_bsearch_ln(&oo, ln_objs, NUM_LN); 640 if (op == NULL) 641 return (NID_undef); 642 return (nid_objs[*op].nid); 643 } 644 645 int 646 OBJ_sn2nid(const char *s) 647 { 648 ASN1_OBJECT o; 649 const ASN1_OBJECT *oo = &o; 650 ADDED_OBJ ad, *adp; 651 const unsigned int *op; 652 653 o.sn = s; 654 if (added != NULL) { 655 ad.type = ADDED_SNAME; 656 ad.obj = &o; 657 adp = lh_ADDED_OBJ_retrieve(added, &ad); 658 if (adp != NULL) 659 return (adp->obj->nid); 660 } 661 op = OBJ_bsearch_sn(&oo, sn_objs, NUM_SN); 662 if (op == NULL) 663 return (NID_undef); 664 return (nid_objs[*op].nid); 665 } 666 667 const void * 668 OBJ_bsearch_(const void *key, const void *base, int num, int size, 669 int (*cmp)(const void *, const void *)) 670 { 671 return OBJ_bsearch_ex_(key, base, num, size, cmp, 0); 672 } 673 674 const void * 675 OBJ_bsearch_ex_(const void *key, const void *base_, int num, int size, 676 int (*cmp)(const void *, const void *), int flags) 677 { 678 const char *base = base_; 679 int l, h, i = 0, c = 0; 680 const char *p = NULL; 681 682 if (num == 0) 683 return (NULL); 684 l = 0; 685 h = num; 686 while (l < h) { 687 i = (l + h) / 2; 688 p = &(base[i * size]); 689 c = (*cmp)(key, p); 690 if (c < 0) 691 h = i; 692 else if (c > 0) 693 l = i + 1; 694 else 695 break; 696 } 697 if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)) 698 p = NULL; 699 else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH)) { 700 while (i > 0 && (*cmp)(key, &(base[(i - 1) * size])) == 0) 701 i--; 702 p = &(base[i * size]); 703 } 704 return (p); 705 } 706 707 int 708 OBJ_create_objects(BIO *in) 709 { 710 char buf[512]; 711 int i, num = 0; 712 char *o, *s, *l = NULL; 713 714 for (;;) { 715 s = o = NULL; 716 i = BIO_gets(in, buf, 512); 717 if (i <= 0) 718 return (num); 719 buf[i - 1] = '\0'; 720 if (!isalnum((unsigned char)buf[0])) 721 return (num); 722 o = s=buf; 723 while (isdigit((unsigned char)*s) || (*s == '.')) 724 s++; 725 if (*s != '\0') { 726 *(s++) = '\0'; 727 while (isspace((unsigned char)*s)) 728 s++; 729 if (*s == '\0') 730 s = NULL; 731 else { 732 l = s; 733 while ((*l != '\0') && 734 !isspace((unsigned char)*l)) 735 l++; 736 if (*l != '\0') { 737 *(l++) = '\0'; 738 while (isspace((unsigned char)*l)) 739 l++; 740 if (*l == '\0') 741 l = NULL; 742 } else 743 l = NULL; 744 } 745 } else 746 s = NULL; 747 if ((o == NULL) || (*o == '\0')) 748 return (num); 749 if (!OBJ_create(o, s, l)) 750 return (num); 751 num++; 752 } 753 /* return(num); */ 754 } 755 756 int 757 OBJ_create(const char *oid, const char *sn, const char *ln) 758 { 759 int ok = 0; 760 ASN1_OBJECT *op = NULL; 761 unsigned char *buf; 762 int i; 763 764 i = a2d_ASN1_OBJECT(NULL, 0, oid, -1); 765 if (i <= 0) 766 return (0); 767 768 if ((buf = malloc(i)) == NULL) { 769 OBJerr(OBJ_F_OBJ_CREATE, ERR_R_MALLOC_FAILURE); 770 return (0); 771 } 772 i = a2d_ASN1_OBJECT(buf, i, oid, -1); 773 if (i == 0) 774 goto err; 775 op = (ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1), buf, i, sn, ln); 776 if (op == NULL) 777 goto err; 778 ok = OBJ_add_object(op); 779 780 err: 781 ASN1_OBJECT_free(op); 782 free(buf); 783 return (ok); 784 } 785