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.]
63 #include <openssl/lhash.h>
64 #include <openssl/asn1.h>
65 #include <openssl/objects.h>
67 /* obj_dat.h is generated from objects.h by obj_dat.pl */
68 #ifndef OPENSSL_NO_OBJECT
71 /* You will have to load all the objects needed manually in the application */
76 static unsigned char lvalues[1];
77 static ASN1_OBJECT nid_objs[1];
78 static ASN1_OBJECT *sn_objs[1];
79 static ASN1_OBJECT *ln_objs[1];
80 static ASN1_OBJECT *obj_objs[1];
83 static int sn_cmp(const void *a, const void *b);
84 static int ln_cmp(const void *a, const void *b);
85 static int obj_cmp(const void *a, const void *b);
91 typedef struct added_obj_st
97 static int new_nid=NUM_NID;
98 static LHASH *added=NULL;
100 static int sn_cmp(const void *a, const void *b)
102 const ASN1_OBJECT * const *ap = a, * const *bp = b;
103 return(strcmp((*ap)->sn,(*bp)->sn));
106 static int ln_cmp(const void *a, const void *b)
108 const ASN1_OBJECT * const *ap = a, * const *bp = b;
109 return(strcmp((*ap)->ln,(*bp)->ln));
112 /* static unsigned long add_hash(ADDED_OBJ *ca) */
113 static unsigned long add_hash(const void *ca_void)
115 const ASN1_OBJECT *a;
119 const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void;
126 p=(unsigned char *)a->data;
127 for (i=0; i<a->length; i++)
128 ret^=p[i]<<((i*3)%24);
131 ret=lh_strhash(a->sn);
134 ret=lh_strhash(a->ln);
148 /* static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb) */
149 static int add_cmp(const void *ca_void, const void *cb_void)
153 const ADDED_OBJ *ca = (const ADDED_OBJ *)ca_void;
154 const ADDED_OBJ *cb = (const ADDED_OBJ *)cb_void;
163 i=(a->length - b->length);
165 return(memcmp(a->data,b->data,(size_t)a->length));
167 if (a->sn == NULL) return(-1);
168 else if (b->sn == NULL) return(1);
169 else return(strcmp(a->sn,b->sn));
171 if (a->ln == NULL) return(-1);
172 else if (b->ln == NULL) return(1);
173 else return(strcmp(a->ln,b->ln));
175 return(a->nid-b->nid);
182 static int init_added(void)
184 if (added != NULL) return(1);
185 added=lh_new(add_hash,add_cmp);
186 return(added != NULL);
189 static void cleanup1(ADDED_OBJ *a)
192 a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC|
193 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
194 ASN1_OBJECT_FLAG_DYNAMIC_DATA;
197 static void cleanup2(ADDED_OBJ *a)
200 static void cleanup3(ADDED_OBJ *a)
202 if (--a->obj->nid == 0)
203 ASN1_OBJECT_free(a->obj);
207 static IMPLEMENT_LHASH_DOALL_FN(cleanup1, ADDED_OBJ *)
208 static IMPLEMENT_LHASH_DOALL_FN(cleanup2, ADDED_OBJ *)
209 static IMPLEMENT_LHASH_DOALL_FN(cleanup3, ADDED_OBJ *)
211 /* The purpose of obj_cleanup_defer is to avoid EVP_cleanup() attempting
212 * to use freed up OIDs. If neccessary the actual freeing up of OIDs is
216 int obj_cleanup_defer = 0;
218 void check_defer(int nid)
220 if (obj_cleanup_defer && nid >= NUM_NID)
221 obj_cleanup_defer = 1;
224 void OBJ_cleanup(void)
226 if (obj_cleanup_defer)
228 obj_cleanup_defer = 2;
231 if (added == NULL) return;
233 lh_doall(added,LHASH_DOALL_FN(cleanup1)); /* zero counters */
234 lh_doall(added,LHASH_DOALL_FN(cleanup2)); /* set counters */
235 lh_doall(added,LHASH_DOALL_FN(cleanup3)); /* free objects */
240 int OBJ_new_nid(int num)
249 int OBJ_add_object(const ASN1_OBJECT *obj)
252 ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop;
256 if (!init_added()) return(0);
257 if ((o=OBJ_dup(obj)) == NULL) goto err;
258 if (!(ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
259 if ((o->length != 0) && (obj->data != NULL))
260 if (!(ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
262 if (!(ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
264 if (!(ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ)))) goto err2;
266 for (i=ADDED_DATA; i<=ADDED_NID; i++)
272 aop=(ADDED_OBJ *)lh_insert(added,ao[i]);
273 /* memory leak, buit should not normally matter */
278 o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
279 ASN1_OBJECT_FLAG_DYNAMIC_DATA);
283 OBJerr(OBJ_F_OBJ_ADD_OBJECT,ERR_R_MALLOC_FAILURE);
285 for (i=ADDED_DATA; i<=ADDED_NID; i++)
286 if (ao[i] != NULL) OPENSSL_free(ao[i]);
287 if (o != NULL) OPENSSL_free(o);
291 ASN1_OBJECT *OBJ_nid2obj(int n)
296 if ((n >= 0) && (n < NUM_NID))
298 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
300 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
303 return((ASN1_OBJECT *)&(nid_objs[n]));
305 else if (added == NULL)
312 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
317 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
323 const char *OBJ_nid2sn(int n)
328 if ((n >= 0) && (n < NUM_NID))
330 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
332 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
335 return(nid_objs[n].sn);
337 else if (added == NULL)
344 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
346 return(adp->obj->sn);
349 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
355 const char *OBJ_nid2ln(int n)
360 if ((n >= 0) && (n < NUM_NID))
362 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
364 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
367 return(nid_objs[n].ln);
369 else if (added == NULL)
376 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
378 return(adp->obj->ln);
381 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
387 int OBJ_obj2nid(const ASN1_OBJECT *a)
400 ad.obj=(ASN1_OBJECT *)a; /* XXX: ugly but harmless */
401 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
402 if (adp != NULL) return (adp->obj->nid);
404 op=(ASN1_OBJECT **)OBJ_bsearch((const char *)&a,(const char *)obj_objs,
405 NUM_OBJ, sizeof(ASN1_OBJECT *),obj_cmp);
411 /* Convert an object name into an ASN1_OBJECT
412 * if "noname" is not set then search for short and long names first.
413 * This will convert the "dotted" form into an object: unlike OBJ_txt2nid
414 * it can be used with any objects, not just registered ones.
417 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
420 ASN1_OBJECT *op=NULL;
423 const unsigned char *cp;
427 if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
428 ((nid = OBJ_ln2nid(s)) != NID_undef) )
429 return OBJ_nid2obj(nid);
432 /* Work out size of content octets */
433 i=a2d_ASN1_OBJECT(NULL,0,s,-1);
435 /* Don't clear the error */
436 /*ERR_clear_error();*/
439 /* Work out total size */
440 j = ASN1_object_size(0,i,V_ASN1_OBJECT);
442 if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL;
445 /* Write out tag+length */
446 ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
447 /* Write out contents */
448 a2d_ASN1_OBJECT(p,i,s,-1);
451 op=d2i_ASN1_OBJECT(NULL,&cp,j);
456 int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
458 int i,n=0,len,nid, first, use_bn;
462 char tbuf[DECIMAL_SIZE(i)+DECIMAL_SIZE(l)+2];
464 if ((a == NULL) || (a->data == NULL)) {
470 if (!no_name && (nid=OBJ_obj2nid(a)) != NID_undef)
477 BUF_strlcpy(buf,s,buf_len);
495 unsigned char c = *p++;
497 if ((len == 0) && (c & 0x80))
501 if (!BN_add_word(bl, c & 0x7f))
508 if (!use_bn && (l > (ULONG_MAX >> 7L)))
510 if (!bl && !(bl = BN_new()))
512 if (!BN_set_word(bl, l))
518 if (!BN_lshift(bl, bl, 7))
533 if (!BN_sub_word(bl, 80))
544 if (buf && (buf_len > 0))
555 bndec = BN_bn2dec(bl);
566 BUF_strlcpy(buf,bndec,buf_len);
584 BIO_snprintf(tbuf,sizeof tbuf,".%lu",l);
586 if (buf && (buf_len > 0))
588 BUF_strlcpy(buf,tbuf,buf_len);
615 int OBJ_txt2nid(const char *s)
619 obj = OBJ_txt2obj(s, 0);
620 nid = OBJ_obj2nid(obj);
621 ASN1_OBJECT_free(obj);
625 int OBJ_ln2nid(const char *s)
627 ASN1_OBJECT o,*oo= &o,**op;
635 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
636 if (adp != NULL) return (adp->obj->nid);
638 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs, NUM_LN,
639 sizeof(ASN1_OBJECT *),ln_cmp);
640 if (op == NULL) return(NID_undef);
644 int OBJ_sn2nid(const char *s)
646 ASN1_OBJECT o,*oo= &o,**op;
654 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
655 if (adp != NULL) return (adp->obj->nid);
657 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN,
658 sizeof(ASN1_OBJECT *),sn_cmp);
659 if (op == NULL) return(NID_undef);
663 static int obj_cmp(const void *ap, const void *bp)
666 const ASN1_OBJECT *a= *(ASN1_OBJECT * const *)ap;
667 const ASN1_OBJECT *b= *(ASN1_OBJECT * const *)bp;
669 j=(a->length - b->length);
671 return(memcmp(a->data,b->data,a->length));
674 const char *OBJ_bsearch(const char *key, const char *base, int num, int size,
675 int (*cmp)(const void *, const void *))
677 return OBJ_bsearch_ex(key, base, num, size, cmp, 0);
680 const char *OBJ_bsearch_ex(const char *key, const char *base, int num,
681 int size, int (*cmp)(const void *, const void *), int flags)
684 const char *p = NULL;
686 if (num == 0) return(NULL);
701 #ifdef CHARSET_EBCDIC
702 /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and
703 * I don't have perl (yet), we revert to a *LINEAR* search
704 * when the object wasn't found in the binary search.
708 for (i=0; i<num; ++i)
712 if (c == 0 || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
717 if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))
719 else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH))
721 while(i > 0 && (*cmp)(key,&(base[(i-1)*size])) == 0)
728 int OBJ_create_objects(BIO *in)
730 MS_STATIC char buf[512];
737 i=BIO_gets(in,buf,512);
738 if (i <= 0) return(num);
740 if (!isalnum((unsigned char)buf[0])) return(num);
742 while (isdigit((unsigned char)*s) || (*s == '.'))
747 while (isspace((unsigned char)*s))
754 while ((*l != '\0') && !isspace((unsigned char)*l))
759 while (isspace((unsigned char)*l))
761 if (*l == '\0') l=NULL;
769 if ((o == NULL) || (*o == '\0')) return(num);
770 if (!OBJ_create(o,s,l)) return(num);
776 int OBJ_create(const char *oid, const char *sn, const char *ln)
779 ASN1_OBJECT *op=NULL;
783 i=a2d_ASN1_OBJECT(NULL,0,oid,-1);
784 if (i <= 0) return(0);
786 if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL)
788 OBJerr(OBJ_F_OBJ_CREATE,ERR_R_MALLOC_FAILURE);
791 i=a2d_ASN1_OBJECT(buf,i,oid,-1);
794 op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
797 ok=OBJ_add_object(op);
799 ASN1_OBJECT_free(op);