700a0b6d3c04d615820f651cc05ce1978ec8304b
[openssl.git] / crypto / objects / obj_dat.c
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 "cryptlib.h"
62 #include <openssl/lhash.h>
63 #include <openssl/asn1.h>
64 #include <openssl/objects.h>
65
66 /* obj_dat.h is generated from objects.h by obj_dat.pl */
67 #ifndef OPENSSL_NO_OBJECT
68 #include "obj_dat.h"
69 #else
70 /* You will have to load all the objects needed manually in the application */
71 #define NUM_NID 0
72 #define NUM_SN 0
73 #define NUM_LN 0
74 #define NUM_OBJ 0
75 static unsigned char lvalues[1];
76 static ASN1_OBJECT nid_objs[1];
77 static ASN1_OBJECT *sn_objs[1];
78 static ASN1_OBJECT *ln_objs[1];
79 static ASN1_OBJECT *obj_objs[1];
80 #endif
81
82 static int sn_cmp(const void *a, const void *b);
83 static int ln_cmp(const void *a, const void *b);
84 static int obj_cmp(const void *a, const void *b);
85 #define ADDED_DATA      0
86 #define ADDED_SNAME     1
87 #define ADDED_LNAME     2
88 #define ADDED_NID       3
89
90 typedef struct added_obj_st
91         {
92         int type;
93         ASN1_OBJECT *obj;
94         } ADDED_OBJ;
95
96 static int new_nid=NUM_NID;
97 static LHASH *added=NULL;
98
99 static int sn_cmp(const void *a, const void *b)
100         {
101         const ASN1_OBJECT * const *ap = a, * const *bp = b;
102         return(strcmp((*ap)->sn,(*bp)->sn));
103         }
104
105 static int ln_cmp(const void *a, const void *b)
106         { 
107         const ASN1_OBJECT * const *ap = a, * const *bp = b;
108         return(strcmp((*ap)->ln,(*bp)->ln));
109         }
110
111 /* static unsigned long add_hash(ADDED_OBJ *ca) */
112 static unsigned long add_hash(const void *ca_void)
113         {
114         const ASN1_OBJECT *a;
115         int i;
116         unsigned long ret=0;
117         unsigned char *p;
118         const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void;
119
120         a=ca->obj;
121         switch (ca->type)
122                 {
123         case ADDED_DATA:
124                 ret=a->length<<20L;
125                 p=(unsigned char *)a->data;
126                 for (i=0; i<a->length; i++)
127                         ret^=p[i]<<((i*3)%24);
128                 break;
129         case ADDED_SNAME:
130                 ret=lh_strhash(a->sn);
131                 break;
132         case ADDED_LNAME:
133                 ret=lh_strhash(a->ln);
134                 break;
135         case ADDED_NID:
136                 ret=a->nid;
137                 break;
138         default:
139                 /* abort(); */
140                 return 0;
141                 }
142         ret&=0x3fffffffL;
143         ret|=ca->type<<30L;
144         return(ret);
145         }
146
147 /* static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb) */
148 static int add_cmp(const void *ca_void, const void *cb_void)
149         {
150         ASN1_OBJECT *a,*b;
151         int i;
152         const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void;
153         const ADDED_OBJ *cb = (const ADDED_OBJ *)cb_void;
154
155         i=ca->type-cb->type;
156         if (i) return(i);
157         a=ca->obj;
158         b=cb->obj;
159         switch (ca->type)
160                 {
161         case ADDED_DATA:
162                 i=(a->length - b->length);
163                 if (i) return(i);
164                 return(memcmp(a->data,b->data,(size_t)a->length));
165         case ADDED_SNAME:
166                 if (a->sn == NULL) return(-1);
167                 else if (b->sn == NULL) return(1);
168                 else return(strcmp(a->sn,b->sn));
169         case ADDED_LNAME:
170                 if (a->ln == NULL) return(-1);
171                 else if (b->ln == NULL) return(1);
172                 else return(strcmp(a->ln,b->ln));
173         case ADDED_NID:
174                 return(a->nid-b->nid);
175         default:
176                 /* abort(); */
177                 return 0;
178                 }
179         }
180
181 static int init_added(void)
182         {
183         if (added != NULL) return(1);
184         added=lh_new(add_hash,add_cmp);
185         return(added != NULL);
186         }
187
188 static void cleanup1(ADDED_OBJ *a)
189         {
190         a->obj->nid=0;
191         a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC|
192                         ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
193                         ASN1_OBJECT_FLAG_DYNAMIC_DATA;
194         }
195
196 static void cleanup2(ADDED_OBJ *a)
197         { a->obj->nid++; }
198
199 static void cleanup3(ADDED_OBJ *a)
200         {
201         if (--a->obj->nid == 0)
202                 ASN1_OBJECT_free(a->obj);
203         OPENSSL_free(a);
204         }
205
206 static IMPLEMENT_LHASH_DOALL_FN(cleanup1, ADDED_OBJ *)
207 static IMPLEMENT_LHASH_DOALL_FN(cleanup2, ADDED_OBJ *)
208 static IMPLEMENT_LHASH_DOALL_FN(cleanup3, ADDED_OBJ *)
209
210 void OBJ_cleanup(void)
211         {
212         if (added == NULL) return;
213         added->down_load=0;
214         lh_doall(added,LHASH_DOALL_FN(cleanup1)); /* zero counters */
215         lh_doall(added,LHASH_DOALL_FN(cleanup2)); /* set counters */
216         lh_doall(added,LHASH_DOALL_FN(cleanup3)); /* free objects */
217         lh_free(added);
218         added=NULL;
219         }
220
221 int OBJ_new_nid(int num)
222         {
223         int i;
224
225         i=new_nid;
226         new_nid+=num;
227         return(i);
228         }
229
230 int OBJ_add_object(const ASN1_OBJECT *obj)
231         {
232         ASN1_OBJECT *o;
233         ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop;
234         int i;
235
236         if (added == NULL)
237                 if (!init_added()) return(0);
238         if ((o=OBJ_dup(obj)) == NULL) goto err;
239         if (!(ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
240         if ((o->length != 0) && (obj->data != NULL))
241                 if (!(ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
242         if (o->sn != NULL)
243                 if (!(ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
244         if (o->ln != NULL)
245                 if (!(ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
246
247         for (i=ADDED_DATA; i<=ADDED_NID; i++)
248                 {
249                 if (ao[i] != NULL)
250                         {
251                         ao[i]->type=i;
252                         ao[i]->obj=o;
253                         aop=(ADDED_OBJ *)lh_insert(added,ao[i]);
254                         /* memory leak, buit should not normally matter */
255                         if (aop != NULL)
256                                 OPENSSL_free(aop);
257                         }
258                 }
259         o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
260                         ASN1_OBJECT_FLAG_DYNAMIC_DATA);
261
262         return(o->nid);
263 err2:
264         OBJerr(OBJ_F_OBJ_ADD_OBJECT,ERR_R_MALLOC_FAILURE);
265 err:
266         for (i=ADDED_DATA; i<=ADDED_NID; i++)
267                 if (ao[i] != NULL) OPENSSL_free(ao[i]);
268         if (o != NULL) OPENSSL_free(o);
269         return(NID_undef);
270         }
271
272 ASN1_OBJECT *OBJ_nid2obj(int n)
273         {
274         ADDED_OBJ ad,*adp;
275         ASN1_OBJECT ob;
276
277         if ((n >= 0) && (n < NUM_NID))
278                 {
279                 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
280                         {
281                         OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
282                         return(NULL);
283                         }
284                 return((ASN1_OBJECT *)&(nid_objs[n]));
285                 }
286         else if (added == NULL)
287                 return(NULL);
288         else
289                 {
290                 ad.type=ADDED_NID;
291                 ad.obj= &ob;
292                 ob.nid=n;
293                 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
294                 if (adp != NULL)
295                         return(adp->obj);
296                 else
297                         {
298                         OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
299                         return(NULL);
300                         }
301                 }
302         }
303
304 const char *OBJ_nid2sn(int n)
305         {
306         ADDED_OBJ ad,*adp;
307         ASN1_OBJECT ob;
308
309         if ((n >= 0) && (n < NUM_NID))
310                 {
311                 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
312                         {
313                         OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
314                         return(NULL);
315                         }
316                 return(nid_objs[n].sn);
317                 }
318         else if (added == NULL)
319                 return(NULL);
320         else
321                 {
322                 ad.type=ADDED_NID;
323                 ad.obj= &ob;
324                 ob.nid=n;
325                 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
326                 if (adp != NULL)
327                         return(adp->obj->sn);
328                 else
329                         {
330                         OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
331                         return(NULL);
332                         }
333                 }
334         }
335
336 const char *OBJ_nid2ln(int n)
337         {
338         ADDED_OBJ ad,*adp;
339         ASN1_OBJECT ob;
340
341         if ((n >= 0) && (n < NUM_NID))
342                 {
343                 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
344                         {
345                         OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
346                         return(NULL);
347                         }
348                 return(nid_objs[n].ln);
349                 }
350         else if (added == NULL)
351                 return(NULL);
352         else
353                 {
354                 ad.type=ADDED_NID;
355                 ad.obj= &ob;
356                 ob.nid=n;
357                 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
358                 if (adp != NULL)
359                         return(adp->obj->ln);
360                 else
361                         {
362                         OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
363                         return(NULL);
364                         }
365                 }
366         }
367
368 int OBJ_obj2nid(const ASN1_OBJECT *a)
369         {
370         ASN1_OBJECT **op;
371         ADDED_OBJ ad,*adp;
372
373         if (a == NULL)
374                 return(NID_undef);
375         if (a->nid != 0)
376                 return(a->nid);
377
378         if (added != NULL)
379                 {
380                 ad.type=ADDED_DATA;
381                 ad.obj=(ASN1_OBJECT *)a; /* XXX: ugly but harmless */
382                 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
383                 if (adp != NULL) return (adp->obj->nid);
384                 }
385         op=(ASN1_OBJECT **)OBJ_bsearch((const char *)&a,(const char *)obj_objs,
386                 NUM_OBJ, sizeof(ASN1_OBJECT *),obj_cmp);
387         if (op == NULL)
388                 return(NID_undef);
389         return((*op)->nid);
390         }
391
392 /* Convert an object name into an ASN1_OBJECT
393  * if "noname" is not set then search for short and long names first.
394  * This will convert the "dotted" form into an object: unlike OBJ_txt2nid
395  * it can be used with any objects, not just registered ones.
396  */
397
398 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
399         {
400         int nid = NID_undef;
401         ASN1_OBJECT *op=NULL;
402         unsigned char *buf;
403         unsigned char *p;
404         const unsigned char *cp;
405         int i, j;
406
407         if(!no_name) {
408                 if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
409                         ((nid = OBJ_ln2nid(s)) != NID_undef) ) 
410                                         return OBJ_nid2obj(nid);
411         }
412
413         /* Work out size of content octets */
414         i=a2d_ASN1_OBJECT(NULL,0,s,-1);
415         if (i <= 0) {
416                 /* Clear the error */
417                 ERR_get_error();
418                 return NULL;
419         }
420         /* Work out total size */
421         j = ASN1_object_size(0,i,V_ASN1_OBJECT);
422
423         if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL;
424
425         p = buf;
426         /* Write out tag+length */
427         ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
428         /* Write out contents */
429         a2d_ASN1_OBJECT(p,i,s,-1);
430
431         cp=buf;
432         op=d2i_ASN1_OBJECT(NULL,&cp,j);
433         OPENSSL_free(buf);
434         return op;
435         }
436
437 int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
438 {
439         int i,idx=0,n=0,len,nid;
440         unsigned long l;
441         unsigned char *p;
442         const char *s;
443         char tbuf[DECIMAL_SIZE(i)+DECIMAL_SIZE(l)+2];
444
445         if (buf_len <= 0) return(0);
446
447         if ((a == NULL) || (a->data == NULL)) {
448                 buf[0]='\0';
449                 return(0);
450         }
451
452         if (no_name || (nid=OBJ_obj2nid(a)) == NID_undef) {
453                 len=a->length;
454                 p=a->data;
455
456                 idx=0;
457                 l=0;
458                 while (idx < a->length) {
459                         l|=(p[idx]&0x7f);
460                         if (!(p[idx] & 0x80)) break;
461                         l<<=7L;
462                         idx++;
463                 }
464                 idx++;
465                 i=(int)(l/40);
466                 if (i > 2) i=2;
467                 l-=(long)(i*40);
468
469                 BIO_snprintf(tbuf,sizeof tbuf,"%d.%lu",i,l);
470                 i=strlen(tbuf);
471                 BUF_strlcpy(buf,tbuf,buf_len);
472                 buf_len-=i;
473                 buf+=i;
474                 n+=i;
475
476                 l=0;
477                 for (; idx<len; idx++) {
478                         l|=p[idx]&0x7f;
479                         if (!(p[idx] & 0x80)) {
480                                 BIO_snprintf(tbuf,sizeof tbuf,".%lu",l);
481                                 i=strlen(tbuf);
482                                 if (buf_len > 0)
483                                         BUF_strlcpy(buf,tbuf,buf_len);
484                                 buf_len-=i;
485                                 buf+=i;
486                                 n+=i;
487                                 l=0;
488                         }
489                         l<<=7L;
490                 }
491         } else {
492                 s=OBJ_nid2ln(nid);
493                 if (s == NULL)
494                         s=OBJ_nid2sn(nid);
495                 BUF_strlcpy(buf,s,buf_len);
496                 n=strlen(s);
497         }
498         return(n);
499 }
500
501 int OBJ_txt2nid(const char *s)
502 {
503         ASN1_OBJECT *obj;
504         int nid;
505         obj = OBJ_txt2obj(s, 0);
506         nid = OBJ_obj2nid(obj);
507         ASN1_OBJECT_free(obj);
508         return nid;
509 }
510
511 int OBJ_ln2nid(const char *s)
512         {
513         ASN1_OBJECT o,*oo= &o,**op;
514         ADDED_OBJ ad,*adp;
515
516         o.ln=s;
517         if (added != NULL)
518                 {
519                 ad.type=ADDED_LNAME;
520                 ad.obj= &o;
521                 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
522                 if (adp != NULL) return (adp->obj->nid);
523                 }
524         op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs, NUM_LN,
525                 sizeof(ASN1_OBJECT *),ln_cmp);
526         if (op == NULL) return(NID_undef);
527         return((*op)->nid);
528         }
529
530 int OBJ_sn2nid(const char *s)
531         {
532         ASN1_OBJECT o,*oo= &o,**op;
533         ADDED_OBJ ad,*adp;
534
535         o.sn=s;
536         if (added != NULL)
537                 {
538                 ad.type=ADDED_SNAME;
539                 ad.obj= &o;
540                 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
541                 if (adp != NULL) return (adp->obj->nid);
542                 }
543         op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN,
544                 sizeof(ASN1_OBJECT *),sn_cmp);
545         if (op == NULL) return(NID_undef);
546         return((*op)->nid);
547         }
548
549 static int obj_cmp(const void *ap, const void *bp)
550         {
551         int j;
552         const ASN1_OBJECT *a= *(ASN1_OBJECT * const *)ap;
553         const ASN1_OBJECT *b= *(ASN1_OBJECT * const *)bp;
554
555         j=(a->length - b->length);
556         if (j) return(j);
557         return(memcmp(a->data,b->data,a->length));
558         }
559
560 const char *OBJ_bsearch(const char *key, const char *base, int num, int size,
561         int (*cmp)(const void *, const void *))
562         {
563         return OBJ_bsearch_ex(key, base, num, size, cmp, 0);
564         }
565
566 const char *OBJ_bsearch_ex(const char *key, const char *base, int num,
567         int size, int (*cmp)(const void *, const void *), int flags)
568         {
569         int l,h,i=0,c=0;
570         const char *p = NULL;
571
572         if (num == 0) return(NULL);
573         l=0;
574         h=num;
575         while (l < h)
576                 {
577                 i=(l+h)/2;
578                 p= &(base[i*size]);
579                 c=(*cmp)(key,p);
580                 if (c < 0)
581                         h=i;
582                 else if (c > 0)
583                         l=i+1;
584                 else
585                         break;
586                 }
587 #ifdef CHARSET_EBCDIC
588 /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and
589  * I don't have perl (yet), we revert to a *LINEAR* search
590  * when the object wasn't found in the binary search.
591  */
592         if (c != 0)
593                 {
594                 for (i=0; i<num; ++i)
595                         {
596                         p= &(base[i*size]);
597                         c = (*cmp)(key,p);
598                         if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
599                                 return p;
600                         }
601                 }
602 #endif
603         if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))
604                 p = NULL;
605         else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH))
606                 {
607                 while(i > 0 && (*cmp)(key,&(base[(i-1)*size])) == 0)
608                         i--;
609                 p = &(base[i*size]);
610                 }
611         return(p);
612         }
613
614 int OBJ_create_objects(BIO *in)
615         {
616         MS_STATIC char buf[512];
617         int i,num=0;
618         char *o,*s,*l=NULL;
619
620         for (;;)
621                 {
622                 s=o=NULL;
623                 i=BIO_gets(in,buf,512);
624                 if (i <= 0) return(num);
625                 buf[i-1]='\0';
626                 if (!isalnum((unsigned char)buf[0])) return(num);
627                 o=s=buf;
628                 while (isdigit((unsigned char)*s) || (*s == '.'))
629                         s++;
630                 if (*s != '\0')
631                         {
632                         *(s++)='\0';
633                         while (isspace((unsigned char)*s))
634                                 s++;
635                         if (*s == '\0')
636                                 s=NULL;
637                         else
638                                 {
639                                 l=s;
640                                 while ((*l != '\0') && !isspace((unsigned char)*l))
641                                         l++;
642                                 if (*l != '\0')
643                                         {
644                                         *(l++)='\0';
645                                         while (isspace((unsigned char)*l))
646                                                 l++;
647                                         if (*l == '\0') l=NULL;
648                                         }
649                                 else
650                                         l=NULL;
651                                 }
652                         }
653                 else
654                         s=NULL;
655                 if ((o == NULL) || (*o == '\0')) return(num);
656                 if (!OBJ_create(o,s,l)) return(num);
657                 num++;
658                 }
659         /* return(num); */
660         }
661
662 int OBJ_create(const char *oid, const char *sn, const char *ln)
663         {
664         int ok=0;
665         ASN1_OBJECT *op=NULL;
666         unsigned char *buf;
667         int i;
668
669         i=a2d_ASN1_OBJECT(NULL,0,oid,-1);
670         if (i <= 0) return(0);
671
672         if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL)
673                 {
674                 OBJerr(OBJ_F_OBJ_CREATE,ERR_R_MALLOC_FAILURE);
675                 return(0);
676                 }
677         i=a2d_ASN1_OBJECT(buf,i,oid,-1);
678         if (i == 0)
679                 goto err;
680         op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
681         if (op == NULL) 
682                 goto err;
683         ok=OBJ_add_object(op);
684 err:
685         ASN1_OBJECT_free(op);
686         OPENSSL_free(buf);
687         return(ok);
688         }
689