1 /* crypto/objects/obj_dat.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
62 #include <openssl/lhash.h>
63 #include <openssl/asn1.h>
64 #include <openssl/objects.h>
66 /* obj_dat.h is generated from objects.h by obj_dat.pl */
70 /* You will have to load all the objects needed manually in the application */
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];
82 static int sn_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
83 static int ln_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
84 static int obj_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
90 typedef struct added_obj_st
96 static int new_nid=NUM_NID;
97 static LHASH *added=NULL;
99 static int sn_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
100 { return(strcmp((*ap)->sn,(*bp)->sn)); }
102 static int ln_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
103 { return(strcmp((*ap)->ln,(*bp)->ln)); }
105 static unsigned long add_hash(ADDED_OBJ *ca)
117 p=(unsigned char *)a->data;
118 for (i=0; i<a->length; i++)
119 ret^=p[i]<<((i*3)%24);
122 ret=lh_strhash(a->sn);
125 ret=lh_strhash(a->ln);
138 static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb)
150 i=(a->length - b->length);
152 return(memcmp(a->data,b->data,a->length));
154 if (a->sn == NULL) return(-1);
155 else if (b->sn == NULL) return(1);
156 else return(strcmp(a->sn,b->sn));
158 if (a->ln == NULL) return(-1);
159 else if (b->ln == NULL) return(1);
160 else return(strcmp(a->ln,b->ln));
162 return(a->nid-b->nid);
166 return(1); /* should not get here */
169 static int init_added(void)
171 if (added != NULL) return(1);
172 added=lh_new(add_hash,add_cmp);
173 return(added != NULL);
176 static void cleanup1(ADDED_OBJ *a)
179 a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC|
180 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
181 ASN1_OBJECT_FLAG_DYNAMIC_DATA;
184 static void cleanup2(ADDED_OBJ *a)
187 static void cleanup3(ADDED_OBJ *a)
189 if (--a->obj->nid == 0)
190 ASN1_OBJECT_free(a->obj);
194 void OBJ_cleanup(void)
196 if (added == NULL) return;
198 lh_doall(added,cleanup1); /* zero counters */
199 lh_doall(added,cleanup2); /* set counters */
200 lh_doall(added,cleanup3); /* free objects */
205 int OBJ_new_nid(int num)
214 int OBJ_add_object(ASN1_OBJECT *obj)
217 ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop;
221 if (!init_added()) return(0);
222 if ((o=OBJ_dup(obj)) == NULL) goto err;
223 ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
224 if ((o->length != 0) && (obj->data != NULL))
225 ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
227 ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
229 ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
231 for (i=ADDED_DATA; i<=ADDED_NID; i++)
237 aop=(ADDED_OBJ *)lh_insert(added,ao[i]);
238 /* memory leak, buit should not normally matter */
243 o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
244 ASN1_OBJECT_FLAG_DYNAMIC_DATA);
248 for (i=ADDED_DATA; i<=ADDED_NID; i++)
249 if (ao[i] != NULL) OPENSSL_free(ao[i]);
250 if (o != NULL) OPENSSL_free(o);
254 ASN1_OBJECT *OBJ_nid2obj(int n)
259 if ((n >= 0) && (n < NUM_NID))
261 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
263 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
266 return((ASN1_OBJECT *)&(nid_objs[n]));
268 else if (added == NULL)
275 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
280 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
286 const char *OBJ_nid2sn(int n)
291 if ((n >= 0) && (n < NUM_NID))
293 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
295 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
298 return(nid_objs[n].sn);
300 else if (added == NULL)
307 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
309 return(adp->obj->sn);
312 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
318 const char *OBJ_nid2ln(int n)
323 if ((n >= 0) && (n < NUM_NID))
325 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
327 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
330 return(nid_objs[n].ln);
332 else if (added == NULL)
339 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
341 return(adp->obj->ln);
344 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
350 int OBJ_obj2nid(ASN1_OBJECT *a)
364 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
365 if (adp != NULL) return (adp->obj->nid);
367 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&a,(char *)obj_objs,NUM_OBJ,
368 sizeof(ASN1_OBJECT *),(int (*)())obj_cmp);
374 /* Convert an object name into an ASN1_OBJECT
375 * if "noname" is not set then search for short and long names first.
376 * This will convert the "dotted" form into an object: unlike OBJ_txt2nid
377 * it can be used with any objects, not just registered ones.
380 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
383 ASN1_OBJECT *op=NULL;
384 unsigned char *buf,*p;
388 if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
389 ((nid = OBJ_ln2nid(s)) != NID_undef) )
390 return OBJ_nid2obj(nid);
393 /* Work out size of content octets */
394 i=a2d_ASN1_OBJECT(NULL,0,s,-1);
396 /* Clear the error */
400 /* Work out total size */
401 j = ASN1_object_size(0,i,V_ASN1_OBJECT);
403 if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL;
406 /* Write out tag+length */
407 ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
408 /* Write out contents */
409 a2d_ASN1_OBJECT(p,i,s,-1);
412 op=d2i_ASN1_OBJECT(NULL,&p,i);
417 int OBJ_obj2txt(char *buf, int buf_len, ASN1_OBJECT *a, int no_name)
419 int i,idx=0,n=0,len,nid;
425 if (buf_len <= 0) return(0);
427 if ((a == NULL) || (a->data == NULL)) {
433 if ((nid == NID_undef) || no_name) {
439 while (idx < a->length) {
441 if (!(p[idx] & 0x80)) break;
450 sprintf(tbuf,"%d.%lu",i,l);
452 strncpy(buf,tbuf,buf_len);
458 for (; idx<len; idx++) {
460 if (!(p[idx] & 0x80)) {
461 sprintf(tbuf,".%lu",l);
464 strncpy(buf,tbuf,buf_len);
476 strncpy(buf,s,buf_len);
483 int OBJ_txt2nid(char *s)
487 obj = OBJ_txt2obj(s, 0);
488 nid = OBJ_obj2nid(obj);
489 ASN1_OBJECT_free(obj);
493 int OBJ_ln2nid(const char *s)
495 ASN1_OBJECT o,*oo= &o,**op;
503 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
504 if (adp != NULL) return (adp->obj->nid);
506 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs,NUM_LN,
507 sizeof(ASN1_OBJECT *),(int (*)())ln_cmp);
508 if (op == NULL) return(NID_undef);
512 int OBJ_sn2nid(const char *s)
514 ASN1_OBJECT o,*oo= &o,**op;
522 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
523 if (adp != NULL) return (adp->obj->nid);
525 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN,
526 sizeof(ASN1_OBJECT *),(int (*)())sn_cmp);
527 if (op == NULL) return(NID_undef);
531 static int obj_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
537 j=(a->length - b->length);
539 return(memcmp(a->data,b->data,a->length));
542 char *OBJ_bsearch(char *key, char *base, int num, int size, int (*cmp)())
547 if (num == 0) return(NULL);
562 #ifdef CHARSET_EBCDIC
563 /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and
564 * I don't have perl (yet), we revert to a *LINEAR* search
565 * when the object wasn't found in the binary search.
567 for (i=0; i<num; ++i) {
569 if ((*cmp)(key,p) == 0)
576 int OBJ_create_objects(BIO *in)
578 MS_STATIC char buf[512];
585 i=BIO_gets(in,buf,512);
586 if (i <= 0) return(num);
588 if (!isalnum((unsigned char)buf[0])) return(num);
590 while (isdigit((unsigned char)*s) || (*s == '.'))
595 while (isspace((unsigned char)*s))
602 while ((*l != '\0') && !isspace((unsigned char)*l))
607 while (isspace((unsigned char)*l))
609 if (*l == '\0') l=NULL;
617 if ((o == NULL) || (*o == '\0')) return(num);
618 if (!OBJ_create(o,s,l)) return(num);
624 int OBJ_create(char *oid, char *sn, char *ln)
627 ASN1_OBJECT *op=NULL;
631 i=a2d_ASN1_OBJECT(NULL,0,oid,-1);
632 if (i <= 0) return(0);
634 if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL)
636 OBJerr(OBJ_F_OBJ_CREATE,OBJ_R_MALLOC_FAILURE);
639 i=a2d_ASN1_OBJECT(buf,i,oid,-1);
640 op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
643 ok=OBJ_add_object(op);
645 ASN1_OBJECT_free(op);