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(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);
90 typedef struct added_obj_st
96 static int new_nid=NUM_NID;
97 static LHASH *added=NULL;
99 static int sn_cmp(const void *a, const void *b)
101 const ASN1_OBJECT * const *ap = a, * const *bp = b;
102 return(strcmp((*ap)->sn,(*bp)->sn));
105 static int ln_cmp(const void *a, const void *b)
107 const ASN1_OBJECT * const *ap = a, * const *bp = b;
108 return(strcmp((*ap)->ln,(*bp)->ln));
111 static unsigned long add_hash(ADDED_OBJ *ca)
123 p=(unsigned char *)a->data;
124 for (i=0; i<a->length; i++)
125 ret^=p[i]<<((i*3)%24);
128 ret=lh_strhash(a->sn);
131 ret=lh_strhash(a->ln);
144 static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb)
156 i=(a->length - b->length);
158 return(memcmp(a->data,b->data,a->length));
160 if (a->sn == NULL) return(-1);
161 else if (b->sn == NULL) return(1);
162 else return(strcmp(a->sn,b->sn));
164 if (a->ln == NULL) return(-1);
165 else if (b->ln == NULL) return(1);
166 else return(strcmp(a->ln,b->ln));
168 return(a->nid-b->nid);
172 return(1); /* should not get here */
175 static int init_added(void)
177 if (added != NULL) return(1);
178 added=lh_new(add_hash,add_cmp);
179 return(added != NULL);
182 static void cleanup1(ADDED_OBJ *a)
185 a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC|
186 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
187 ASN1_OBJECT_FLAG_DYNAMIC_DATA;
190 static void cleanup2(ADDED_OBJ *a)
193 static void cleanup3(ADDED_OBJ *a)
195 if (--a->obj->nid == 0)
196 ASN1_OBJECT_free(a->obj);
200 void OBJ_cleanup(void)
202 if (added == NULL) return;
204 lh_doall(added,cleanup1); /* zero counters */
205 lh_doall(added,cleanup2); /* set counters */
206 lh_doall(added,cleanup3); /* free objects */
211 int OBJ_new_nid(int num)
220 int OBJ_add_object(ASN1_OBJECT *obj)
223 ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop;
227 if (!init_added()) return(0);
228 if ((o=OBJ_dup(obj)) == NULL) goto err;
229 ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
230 if ((o->length != 0) && (obj->data != NULL))
231 ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
233 ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
235 ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
237 for (i=ADDED_DATA; i<=ADDED_NID; i++)
243 aop=(ADDED_OBJ *)lh_insert(added,ao[i]);
244 /* memory leak, buit should not normally matter */
249 o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
250 ASN1_OBJECT_FLAG_DYNAMIC_DATA);
254 for (i=ADDED_DATA; i<=ADDED_NID; i++)
255 if (ao[i] != NULL) OPENSSL_free(ao[i]);
256 if (o != NULL) OPENSSL_free(o);
260 ASN1_OBJECT *OBJ_nid2obj(int n)
265 if ((n >= 0) && (n < NUM_NID))
267 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
269 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
272 return((ASN1_OBJECT *)&(nid_objs[n]));
274 else if (added == NULL)
281 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
286 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
292 const char *OBJ_nid2sn(int n)
297 if ((n >= 0) && (n < NUM_NID))
299 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
301 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
304 return(nid_objs[n].sn);
306 else if (added == NULL)
313 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
315 return(adp->obj->sn);
318 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
324 const char *OBJ_nid2ln(int n)
329 if ((n >= 0) && (n < NUM_NID))
331 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
333 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
336 return(nid_objs[n].ln);
338 else if (added == NULL)
345 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
347 return(adp->obj->ln);
350 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
356 int OBJ_obj2nid(ASN1_OBJECT *a)
370 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
371 if (adp != NULL) return (adp->obj->nid);
373 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&a,(char *)obj_objs,NUM_OBJ,
374 sizeof(ASN1_OBJECT *),obj_cmp);
380 /* Convert an object name into an ASN1_OBJECT
381 * if "noname" is not set then search for short and long names first.
382 * This will convert the "dotted" form into an object: unlike OBJ_txt2nid
383 * it can be used with any objects, not just registered ones.
386 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
389 ASN1_OBJECT *op=NULL;
390 unsigned char *buf,*p;
394 if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
395 ((nid = OBJ_ln2nid(s)) != NID_undef) )
396 return OBJ_nid2obj(nid);
399 /* Work out size of content octets */
400 i=a2d_ASN1_OBJECT(NULL,0,s,-1);
402 /* Clear the error */
406 /* Work out total size */
407 j = ASN1_object_size(0,i,V_ASN1_OBJECT);
409 if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL;
412 /* Write out tag+length */
413 ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
414 /* Write out contents */
415 a2d_ASN1_OBJECT(p,i,s,-1);
418 op=d2i_ASN1_OBJECT(NULL,&p,i);
423 int OBJ_obj2txt(char *buf, int buf_len, ASN1_OBJECT *a, int no_name)
425 int i,idx=0,n=0,len,nid;
431 if (buf_len <= 0) return(0);
433 if ((a == NULL) || (a->data == NULL)) {
439 if ((nid == NID_undef) || no_name) {
445 while (idx < a->length) {
447 if (!(p[idx] & 0x80)) break;
456 sprintf(tbuf,"%d.%lu",i,l);
458 strncpy(buf,tbuf,buf_len);
464 for (; idx<len; idx++) {
466 if (!(p[idx] & 0x80)) {
467 sprintf(tbuf,".%lu",l);
470 strncpy(buf,tbuf,buf_len);
482 strncpy(buf,s,buf_len);
489 int OBJ_txt2nid(char *s)
493 obj = OBJ_txt2obj(s, 0);
494 nid = OBJ_obj2nid(obj);
495 ASN1_OBJECT_free(obj);
499 int OBJ_ln2nid(const char *s)
501 ASN1_OBJECT o,*oo= &o,**op;
509 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
510 if (adp != NULL) return (adp->obj->nid);
512 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs,NUM_LN,
513 sizeof(ASN1_OBJECT *),ln_cmp);
514 if (op == NULL) return(NID_undef);
518 int OBJ_sn2nid(const char *s)
520 ASN1_OBJECT o,*oo= &o,**op;
528 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
529 if (adp != NULL) return (adp->obj->nid);
531 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN,
532 sizeof(ASN1_OBJECT *),sn_cmp);
533 if (op == NULL) return(NID_undef);
537 static int obj_cmp(const void *ap, const void *bp)
540 ASN1_OBJECT *a= *(ASN1_OBJECT **)ap;
541 ASN1_OBJECT *b= *(ASN1_OBJECT **)bp;
543 j=(a->length - b->length);
545 return(memcmp(a->data,b->data,a->length));
548 char *OBJ_bsearch(char *key, char *base, int num, int size, int (*cmp)(const void *, const void *))
553 if (num == 0) return(NULL);
568 #ifdef CHARSET_EBCDIC
569 /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and
570 * I don't have perl (yet), we revert to a *LINEAR* search
571 * when the object wasn't found in the binary search.
573 for (i=0; i<num; ++i) {
575 if ((*cmp)(key,p) == 0)
582 int OBJ_create_objects(BIO *in)
584 MS_STATIC char buf[512];
591 i=BIO_gets(in,buf,512);
592 if (i <= 0) return(num);
594 if (!isalnum((unsigned char)buf[0])) return(num);
596 while (isdigit((unsigned char)*s) || (*s == '.'))
601 while (isspace((unsigned char)*s))
608 while ((*l != '\0') && !isspace((unsigned char)*l))
613 while (isspace((unsigned char)*l))
615 if (*l == '\0') l=NULL;
623 if ((o == NULL) || (*o == '\0')) return(num);
624 if (!OBJ_create(o,s,l)) return(num);
630 int OBJ_create(char *oid, char *sn, char *ln)
633 ASN1_OBJECT *op=NULL;
637 i=a2d_ASN1_OBJECT(NULL,0,oid,-1);
638 if (i <= 0) return(0);
640 if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL)
642 OBJerr(OBJ_F_OBJ_CREATE,OBJ_R_MALLOC_FAILURE);
645 i=a2d_ASN1_OBJECT(buf,i,oid,-1);
646 op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
649 ok=OBJ_add_object(op);
651 ASN1_OBJECT_free(op);