1 /* crypto/objects/obj_dat.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 <ctype.h> 61 #include <limits.h> 62 #include "cryptlib.h" 63 #include <openssl/lhash.h> 64 #include <openssl/asn1.h> 65 #include <openssl/objects.h> 66 #include <openssl/bn.h> 67 68 /* obj_dat.h is generated from objects.h by obj_dat.pl */ 69 #ifndef OPENSSL_NO_OBJECT 70 #include "obj_dat.h" 71 #else 72 /* You will have to load all the objects needed manually in the application */ 73 #define NUM_NID 0 74 #define NUM_SN 0 75 #define NUM_LN 0 76 #define NUM_OBJ 0 77 static unsigned char lvalues[1]; 78 static ASN1_OBJECT nid_objs[1]; 79 static ASN1_OBJECT *sn_objs[1]; 80 static ASN1_OBJECT *ln_objs[1]; 81 static ASN1_OBJECT *obj_objs[1]; 82 #endif 83 84 static int sn_cmp(const void *a, const void *b); 85 static int ln_cmp(const void *a, const void *b); 86 static int obj_cmp(const void *a, const void *b); 87 #define ADDED_DATA 0 88 #define ADDED_SNAME 1 89 #define ADDED_LNAME 2 90 #define ADDED_NID 3 91 92 typedef struct added_obj_st 93 { 94 int type; 95 ASN1_OBJECT *obj; 96 } ADDED_OBJ; 97 98 static int new_nid=NUM_NID; 99 static LHASH *added=NULL; 100 101 static int sn_cmp(const void *a, const void *b) 102 { 103 const ASN1_OBJECT * const *ap = a, * const *bp = b; 104 return(strcmp((*ap)->sn,(*bp)->sn)); 105 } 106 107 static int ln_cmp(const void *a, const void *b) 108 { 109 const ASN1_OBJECT * const *ap = a, * const *bp = b; 110 return(strcmp((*ap)->ln,(*bp)->ln)); 111 } 112 113 /* static unsigned long add_hash(ADDED_OBJ *ca) */ 114 static unsigned long add_hash(const void *ca_void) 115 { 116 const ASN1_OBJECT *a; 117 int i; 118 unsigned long ret=0; 119 unsigned char *p; 120 const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void; 121 122 a=ca->obj; 123 switch (ca->type) 124 { 125 case ADDED_DATA: 126 ret=a->length<<20L; 127 p=(unsigned char *)a->data; 128 for (i=0; i<a->length; i++) 129 ret^=p[i]<<((i*3)%24); 130 break; 131 case ADDED_SNAME: 132 ret=lh_strhash(a->sn); 133 break; 134 case ADDED_LNAME: 135 ret=lh_strhash(a->ln); 136 break; 137 case ADDED_NID: 138 ret=a->nid; 139 break; 140 default: 141 /* abort(); */ 142 return 0; 143 } 144 ret&=0x3fffffffL; 145 ret|=ca->type<<30L; 146 return(ret); 147 } 148 149 /* static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb) */ 150 static int add_cmp(const void *ca_void, const void *cb_void) 151 { 152 ASN1_OBJECT *a,*b; 153 int i; 154 const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void; 155 const ADDED_OBJ *cb = (const ADDED_OBJ *)cb_void; 156 157 i=ca->type-cb->type; 158 if (i) return(i); 159 a=ca->obj; 160 b=cb->obj; 161 switch (ca->type) 162 { 163 case ADDED_DATA: 164 i=(a->length - b->length); 165 if (i) return(i); 166 return(memcmp(a->data,b->data,(size_t)a->length)); 167 case ADDED_SNAME: 168 if (a->sn == NULL) return(-1); 169 else if (b->sn == NULL) return(1); 170 else return(strcmp(a->sn,b->sn)); 171 case ADDED_LNAME: 172 if (a->ln == NULL) return(-1); 173 else if (b->ln == NULL) return(1); 174 else return(strcmp(a->ln,b->ln)); 175 case ADDED_NID: 176 return(a->nid-b->nid); 177 default: 178 /* abort(); */ 179 return 0; 180 } 181 } 182 183 static int init_added(void) 184 { 185 if (added != NULL) return(1); 186 added=lh_new(add_hash,add_cmp); 187 return(added != NULL); 188 } 189 190 static void cleanup1(ADDED_OBJ *a) 191 { 192 a->obj->nid=0; 193 a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC| 194 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| 195 ASN1_OBJECT_FLAG_DYNAMIC_DATA; 196 } 197 198 static void cleanup2(ADDED_OBJ *a) 199 { a->obj->nid++; } 200 201 static void cleanup3(ADDED_OBJ *a) 202 { 203 if (--a->obj->nid == 0) 204 ASN1_OBJECT_free(a->obj); 205 OPENSSL_free(a); 206 } 207 208 static IMPLEMENT_LHASH_DOALL_FN(cleanup1, ADDED_OBJ *) 209 static IMPLEMENT_LHASH_DOALL_FN(cleanup2, ADDED_OBJ *) 210 static IMPLEMENT_LHASH_DOALL_FN(cleanup3, ADDED_OBJ *) 211 212 void OBJ_cleanup(void) 213 { 214 if (added == NULL) return; 215 added->down_load=0; 216 lh_doall(added,LHASH_DOALL_FN(cleanup1)); /* zero counters */ 217 lh_doall(added,LHASH_DOALL_FN(cleanup2)); /* set counters */ 218 lh_doall(added,LHASH_DOALL_FN(cleanup3)); /* free objects */ 219 lh_free(added); 220 added=NULL; 221 } 222 223 int OBJ_new_nid(int num) 224 { 225 int i; 226 227 i=new_nid; 228 new_nid+=num; 229 return(i); 230 } 231 232 int OBJ_add_object(const ASN1_OBJECT *obj) 233 { 234 ASN1_OBJECT *o; 235 ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop; 236 int i; 237 238 if (added == NULL) 239 if (!init_added()) return(0); 240 if ((o=OBJ_dup(obj)) == NULL) goto err; 241 if (!(ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; 242 if ((o->length != 0) && (obj->data != NULL)) 243 if (!(ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; 244 if (o->sn != NULL) 245 if (!(ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; 246 if (o->ln != NULL) 247 if (!(ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2; 248 249 for (i=ADDED_DATA; i<=ADDED_NID; i++) 250 { 251 if (ao[i] != NULL) 252 { 253 ao[i]->type=i; 254 ao[i]->obj=o; 255 aop=(ADDED_OBJ *)lh_insert(added,ao[i]); 256 /* memory leak, buit should not normally matter */ 257 if (aop != NULL) 258 OPENSSL_free(aop); 259 } 260 } 261 o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS| 262 ASN1_OBJECT_FLAG_DYNAMIC_DATA); 263 264 return(o->nid); 265 err2: 266 OBJerr(OBJ_F_OBJ_ADD_OBJECT,ERR_R_MALLOC_FAILURE); 267 err: 268 for (i=ADDED_DATA; i<=ADDED_NID; i++) 269 if (ao[i] != NULL) OPENSSL_free(ao[i]); 270 if (o != NULL) OPENSSL_free(o); 271 return(NID_undef); 272 } 273 274 ASN1_OBJECT *OBJ_nid2obj(int n) 275 { 276 ADDED_OBJ ad,*adp; 277 ASN1_OBJECT ob; 278 279 if ((n >= 0) && (n < NUM_NID)) 280 { 281 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) 282 { 283 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); 284 return(NULL); 285 } 286 return((ASN1_OBJECT *)&(nid_objs[n])); 287 } 288 else if (added == NULL) 289 return(NULL); 290 else 291 { 292 ad.type=ADDED_NID; 293 ad.obj= &ob; 294 ob.nid=n; 295 adp=(ADDED_OBJ *)lh_retrieve(added,&ad); 296 if (adp != NULL) 297 return(adp->obj); 298 else 299 { 300 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID); 301 return(NULL); 302 } 303 } 304 } 305 306 const char *OBJ_nid2sn(int n) 307 { 308 ADDED_OBJ ad,*adp; 309 ASN1_OBJECT ob; 310 311 if ((n >= 0) && (n < NUM_NID)) 312 { 313 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) 314 { 315 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); 316 return(NULL); 317 } 318 return(nid_objs[n].sn); 319 } 320 else if (added == NULL) 321 return(NULL); 322 else 323 { 324 ad.type=ADDED_NID; 325 ad.obj= &ob; 326 ob.nid=n; 327 adp=(ADDED_OBJ *)lh_retrieve(added,&ad); 328 if (adp != NULL) 329 return(adp->obj->sn); 330 else 331 { 332 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID); 333 return(NULL); 334 } 335 } 336 } 337 338 const char *OBJ_nid2ln(int n) 339 { 340 ADDED_OBJ ad,*adp; 341 ASN1_OBJECT ob; 342 343 if ((n >= 0) && (n < NUM_NID)) 344 { 345 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) 346 { 347 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); 348 return(NULL); 349 } 350 return(nid_objs[n].ln); 351 } 352 else if (added == NULL) 353 return(NULL); 354 else 355 { 356 ad.type=ADDED_NID; 357 ad.obj= &ob; 358 ob.nid=n; 359 adp=(ADDED_OBJ *)lh_retrieve(added,&ad); 360 if (adp != NULL) 361 return(adp->obj->ln); 362 else 363 { 364 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID); 365 return(NULL); 366 } 367 } 368 } 369 370 int OBJ_obj2nid(const ASN1_OBJECT *a) 371 { 372 ASN1_OBJECT **op; 373 ADDED_OBJ ad,*adp; 374 375 if (a == NULL) 376 return(NID_undef); 377 if (a->nid != 0) 378 return(a->nid); 379 380 if (added != NULL) 381 { 382 ad.type=ADDED_DATA; 383 ad.obj=(ASN1_OBJECT *)a; /* XXX: ugly but harmless */ 384 adp=(ADDED_OBJ *)lh_retrieve(added,&ad); 385 if (adp != NULL) return (adp->obj->nid); 386 } 387 op=(ASN1_OBJECT **)OBJ_bsearch((const char *)&a,(const char *)obj_objs, 388 NUM_OBJ, sizeof(ASN1_OBJECT *),obj_cmp); 389 if (op == NULL) 390 return(NID_undef); 391 return((*op)->nid); 392 } 393 394 /* Convert an object name into an ASN1_OBJECT 395 * if "noname" is not set then search for short and long names first. 396 * This will convert the "dotted" form into an object: unlike OBJ_txt2nid 397 * it can be used with any objects, not just registered ones. 398 */ 399 400 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name) 401 { 402 int nid = NID_undef; 403 ASN1_OBJECT *op=NULL; 404 unsigned char *buf; 405 unsigned char *p; 406 const unsigned char *cp; 407 int i, j; 408 409 if(!no_name) { 410 if( ((nid = OBJ_sn2nid(s)) != NID_undef) || 411 ((nid = OBJ_ln2nid(s)) != NID_undef) ) 412 return OBJ_nid2obj(nid); 413 } 414 415 /* Work out size of content octets */ 416 i=a2d_ASN1_OBJECT(NULL,0,s,-1); 417 if (i <= 0) { 418 /* Don't clear the error */ 419 /*ERR_clear_error();*/ 420 return NULL; 421 } 422 /* Work out total size */ 423 j = ASN1_object_size(0,i,V_ASN1_OBJECT); 424 425 if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL; 426 427 p = buf; 428 /* Write out tag+length */ 429 ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL); 430 /* Write out contents */ 431 a2d_ASN1_OBJECT(p,i,s,-1); 432 433 cp=buf; 434 op=d2i_ASN1_OBJECT(NULL,&cp,j); 435 OPENSSL_free(buf); 436 return op; 437 } 438 439 int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name) 440 { 441 int i,n=0,len,nid, first, use_bn; 442 BIGNUM *bl; 443 unsigned long l; 444 unsigned char *p; 445 char tbuf[DECIMAL_SIZE(i)+DECIMAL_SIZE(l)+2]; 446 447 if ((a == NULL) || (a->data == NULL)) { 448 buf[0]='\0'; 449 return(0); 450 } 451 452 453 if (!no_name && (nid=OBJ_obj2nid(a)) != NID_undef) 454 { 455 const char *s; 456 s=OBJ_nid2ln(nid); 457 if (s == NULL) 458 s=OBJ_nid2sn(nid); 459 if (s) 460 { 461 if (buf) 462 BUF_strlcpy(buf,s,buf_len); 463 n=strlen(s); 464 return n; 465 } 466 } 467 468 469 len=a->length; 470 p=a->data; 471 472 first = 1; 473 bl = NULL; 474 475 while (len > 0) 476 { 477 l=0; 478 use_bn = 0; 479 for (;;) 480 { 481 unsigned char c = *p++; 482 len--; 483 if ((len == 0) && (c & 0x80)) 484 goto err; 485 if (use_bn) 486 { 487 if (!BN_add_word(bl, c & 0x7f)) 488 goto err; 489 } 490 else 491 l |= c & 0x7f; 492 if (!(c & 0x80)) 493 break; 494 if (!use_bn && (l > (ULONG_MAX >> 7L))) 495 { 496 if (!bl && !(bl = BN_new())) 497 goto err; 498 if (!BN_set_word(bl, l)) 499 goto err; 500 use_bn = 1; 501 } 502 if (use_bn) 503 { 504 if (!BN_lshift(bl, bl, 7)) 505 goto err; 506 } 507 else 508 l<<=7L; 509 } 510 511 if (first) 512 { 513 first = 0; 514 if (l >= 80) 515 { 516 i = 2; 517 if (use_bn) 518 { 519 if (!BN_sub_word(bl, 80)) 520 goto err; 521 } 522 else 523 l -= 80; 524 } 525 else 526 { 527 i=(int)(l/40); 528 l-=(long)(i*40); 529 } 530 if (buf && (buf_len > 0)) 531 { 532 *buf++ = i + '0'; 533 buf_len--; 534 } 535 n++; 536 } 537 538 if (use_bn) 539 { 540 char *bndec; 541 bndec = BN_bn2dec(bl); 542 if (!bndec) 543 goto err; 544 i = strlen(bndec); 545 if (buf) 546 { 547 if (buf_len > 0) 548 { 549 *buf++ = '.'; 550 buf_len--; 551 } 552 BUF_strlcpy(buf,bndec,buf_len); 553 if (i > buf_len) 554 { 555 buf += buf_len; 556 buf_len = 0; 557 } 558 else 559 { 560 buf+=i; 561 buf_len-=i; 562 } 563 } 564 n++; 565 n += i; 566 OPENSSL_free(bndec); 567 } 568 else 569 { 570 BIO_snprintf(tbuf,sizeof tbuf,".%lu",l); 571 i=strlen(tbuf); 572 if (buf && (buf_len > 0)) 573 { 574 BUF_strlcpy(buf,tbuf,buf_len); 575 if (i > buf_len) 576 { 577 buf += buf_len; 578 buf_len = 0; 579 } 580 else 581 { 582 buf+=i; 583 buf_len-=i; 584 } 585 } 586 n+=i; 587 l=0; 588 } 589 } 590 591 if (bl) 592 BN_free(bl); 593 return n; 594 595 err: 596 if (bl) 597 BN_free(bl); 598 return -1; 599 } 600 601 int OBJ_txt2nid(const char *s) 602 { 603 ASN1_OBJECT *obj; 604 int nid; 605 obj = OBJ_txt2obj(s, 0); 606 nid = OBJ_obj2nid(obj); 607 ASN1_OBJECT_free(obj); 608 return nid; 609 } 610 611 int OBJ_ln2nid(const char *s) 612 { 613 ASN1_OBJECT o,*oo= &o,**op; 614 ADDED_OBJ ad,*adp; 615 616 o.ln=s; 617 if (added != NULL) 618 { 619 ad.type=ADDED_LNAME; 620 ad.obj= &o; 621 adp=(ADDED_OBJ *)lh_retrieve(added,&ad); 622 if (adp != NULL) return (adp->obj->nid); 623 } 624 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs, NUM_LN, 625 sizeof(ASN1_OBJECT *),ln_cmp); 626 if (op == NULL) return(NID_undef); 627 return((*op)->nid); 628 } 629 630 int OBJ_sn2nid(const char *s) 631 { 632 ASN1_OBJECT o,*oo= &o,**op; 633 ADDED_OBJ ad,*adp; 634 635 o.sn=s; 636 if (added != NULL) 637 { 638 ad.type=ADDED_SNAME; 639 ad.obj= &o; 640 adp=(ADDED_OBJ *)lh_retrieve(added,&ad); 641 if (adp != NULL) return (adp->obj->nid); 642 } 643 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN, 644 sizeof(ASN1_OBJECT *),sn_cmp); 645 if (op == NULL) return(NID_undef); 646 return((*op)->nid); 647 } 648 649 static int obj_cmp(const void *ap, const void *bp) 650 { 651 int j; 652 const ASN1_OBJECT *a= *(ASN1_OBJECT * const *)ap; 653 const ASN1_OBJECT *b= *(ASN1_OBJECT * const *)bp; 654 655 j=(a->length - b->length); 656 if (j) return(j); 657 return(memcmp(a->data,b->data,a->length)); 658 } 659 660 const char *OBJ_bsearch(const char *key, const char *base, int num, int size, 661 int (*cmp)(const void *, const void *)) 662 { 663 return OBJ_bsearch_ex(key, base, num, size, cmp, 0); 664 } 665 666 const char *OBJ_bsearch_ex(const char *key, const char *base, int num, 667 int size, int (*cmp)(const void *, const void *), int flags) 668 { 669 int l,h,i=0,c=0; 670 const char *p = NULL; 671 672 if (num == 0) return(NULL); 673 l=0; 674 h=num; 675 while (l < h) 676 { 677 i=(l+h)/2; 678 p= &(base[i*size]); 679 c=(*cmp)(key,p); 680 if (c < 0) 681 h=i; 682 else if (c > 0) 683 l=i+1; 684 else 685 break; 686 } 687 #ifdef CHARSET_EBCDIC 688 /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and 689 * I don't have perl (yet), we revert to a *LINEAR* search 690 * when the object wasn't found in the binary search. 691 */ 692 if (c != 0) 693 { 694 for (i=0; i<num; ++i) 695 { 696 p= &(base[i*size]); 697 c = (*cmp)(key,p); 698 if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))) 699 return p; 700 } 701 } 702 #endif 703 if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)) 704 p = NULL; 705 else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH)) 706 { 707 while(i > 0 && (*cmp)(key,&(base[(i-1)*size])) == 0) 708 i--; 709 p = &(base[i*size]); 710 } 711 return(p); 712 } 713 714 int OBJ_create_objects(BIO *in) 715 { 716 MS_STATIC char buf[512]; 717 int i,num=0; 718 char *o,*s,*l=NULL; 719 720 for (;;) 721 { 722 s=o=NULL; 723 i=BIO_gets(in,buf,512); 724 if (i <= 0) return(num); 725 buf[i-1]='\0'; 726 if (!isalnum((unsigned char)buf[0])) return(num); 727 o=s=buf; 728 while (isdigit((unsigned char)*s) || (*s == '.')) 729 s++; 730 if (*s != '\0') 731 { 732 *(s++)='\0'; 733 while (isspace((unsigned char)*s)) 734 s++; 735 if (*s == '\0') 736 s=NULL; 737 else 738 { 739 l=s; 740 while ((*l != '\0') && !isspace((unsigned char)*l)) 741 l++; 742 if (*l != '\0') 743 { 744 *(l++)='\0'; 745 while (isspace((unsigned char)*l)) 746 l++; 747 if (*l == '\0') l=NULL; 748 } 749 else 750 l=NULL; 751 } 752 } 753 else 754 s=NULL; 755 if ((o == NULL) || (*o == '\0')) return(num); 756 if (!OBJ_create(o,s,l)) return(num); 757 num++; 758 } 759 /* return(num); */ 760 } 761 762 int OBJ_create(const char *oid, const char *sn, const char *ln) 763 { 764 int ok=0; 765 ASN1_OBJECT *op=NULL; 766 unsigned char *buf; 767 int i; 768 769 i=a2d_ASN1_OBJECT(NULL,0,oid,-1); 770 if (i <= 0) return(0); 771 772 if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL) 773 { 774 OBJerr(OBJ_F_OBJ_CREATE,ERR_R_MALLOC_FAILURE); 775 return(0); 776 } 777 i=a2d_ASN1_OBJECT(buf,i,oid,-1); 778 if (i == 0) 779 goto err; 780 op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln); 781 if (op == NULL) 782 goto err; 783 ok=OBJ_add_object(op); 784 err: 785 ASN1_OBJECT_free(op); 786 OPENSSL_free(buf); 787 return(ok); 788 } 789 790