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);
145 static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb)
157 i=(a->length - b->length);
159 return(memcmp(a->data,b->data,a->length));
161 if (a->sn == NULL) return(-1);
162 else if (b->sn == NULL) return(1);
163 else return(strcmp(a->sn,b->sn));
165 if (a->ln == NULL) return(-1);
166 else if (b->ln == NULL) return(1);
167 else return(strcmp(a->ln,b->ln));
169 return(a->nid-b->nid);
174 return(1); /* should not get here */
177 static int init_added(void)
179 if (added != NULL) return(1);
180 added=lh_new(add_hash,add_cmp);
181 return(added != NULL);
184 static void cleanup1(ADDED_OBJ *a)
187 a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC|
188 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
189 ASN1_OBJECT_FLAG_DYNAMIC_DATA;
192 static void cleanup2(ADDED_OBJ *a)
195 static void cleanup3(ADDED_OBJ *a)
197 if (--a->obj->nid == 0)
198 ASN1_OBJECT_free(a->obj);
202 void OBJ_cleanup(void)
204 if (added == NULL) return;
206 lh_doall(added,cleanup1); /* zero counters */
207 lh_doall(added,cleanup2); /* set counters */
208 lh_doall(added,cleanup3); /* free objects */
213 int OBJ_new_nid(int num)
222 int OBJ_add_object(ASN1_OBJECT *obj)
225 ADDED_OBJ *ao[4]={NULL,NULL,NULL,NULL},*aop;
229 if (!init_added()) return(0);
230 if ((o=OBJ_dup(obj)) == NULL) goto err;
231 ao[ADDED_NID]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
232 if ((o->length != 0) && (obj->data != NULL))
233 ao[ADDED_DATA]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
235 ao[ADDED_SNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
237 ao[ADDED_LNAME]=(ADDED_OBJ *)OPENSSL_malloc(sizeof(ADDED_OBJ));
239 for (i=ADDED_DATA; i<=ADDED_NID; i++)
245 aop=(ADDED_OBJ *)lh_insert(added,ao[i]);
246 /* memory leak, buit should not normally matter */
251 o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
252 ASN1_OBJECT_FLAG_DYNAMIC_DATA);
256 for (i=ADDED_DATA; i<=ADDED_NID; i++)
257 if (ao[i] != NULL) OPENSSL_free(ao[i]);
258 if (o != NULL) OPENSSL_free(o);
262 ASN1_OBJECT *OBJ_nid2obj(int n)
267 if ((n >= 0) && (n < NUM_NID))
269 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
271 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
274 return((ASN1_OBJECT *)&(nid_objs[n]));
276 else if (added == NULL)
283 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
288 OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
294 const char *OBJ_nid2sn(int n)
299 if ((n >= 0) && (n < NUM_NID))
301 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
303 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
306 return(nid_objs[n].sn);
308 else if (added == NULL)
315 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
317 return(adp->obj->sn);
320 OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
326 const char *OBJ_nid2ln(int n)
331 if ((n >= 0) && (n < NUM_NID))
333 if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
335 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
338 return(nid_objs[n].ln);
340 else if (added == NULL)
347 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
349 return(adp->obj->ln);
352 OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
358 int OBJ_obj2nid(ASN1_OBJECT *a)
372 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
373 if (adp != NULL) return (adp->obj->nid);
375 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&a,(char *)obj_objs,NUM_OBJ,
376 sizeof(ASN1_OBJECT *),obj_cmp);
382 /* Convert an object name into an ASN1_OBJECT
383 * if "noname" is not set then search for short and long names first.
384 * This will convert the "dotted" form into an object: unlike OBJ_txt2nid
385 * it can be used with any objects, not just registered ones.
388 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
391 ASN1_OBJECT *op=NULL;
392 unsigned char *buf,*p;
396 if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
397 ((nid = OBJ_ln2nid(s)) != NID_undef) )
398 return OBJ_nid2obj(nid);
401 /* Work out size of content octets */
402 i=a2d_ASN1_OBJECT(NULL,0,s,-1);
404 /* Clear the error */
408 /* Work out total size */
409 j = ASN1_object_size(0,i,V_ASN1_OBJECT);
411 if((buf=(unsigned char *)OPENSSL_malloc(j)) == NULL) return NULL;
414 /* Write out tag+length */
415 ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
416 /* Write out contents */
417 a2d_ASN1_OBJECT(p,i,s,-1);
420 op=d2i_ASN1_OBJECT(NULL,&p,i);
425 int OBJ_obj2txt(char *buf, int buf_len, ASN1_OBJECT *a, int no_name)
427 int i,idx=0,n=0,len,nid;
433 if (buf_len <= 0) return(0);
435 if ((a == NULL) || (a->data == NULL)) {
441 if ((nid == NID_undef) || no_name) {
447 while (idx < a->length) {
449 if (!(p[idx] & 0x80)) break;
458 sprintf(tbuf,"%d.%lu",i,l);
460 strncpy(buf,tbuf,buf_len);
466 for (; idx<len; idx++) {
468 if (!(p[idx] & 0x80)) {
469 sprintf(tbuf,".%lu",l);
472 strncpy(buf,tbuf,buf_len);
484 strncpy(buf,s,buf_len);
491 int OBJ_txt2nid(char *s)
495 obj = OBJ_txt2obj(s, 0);
496 nid = OBJ_obj2nid(obj);
497 ASN1_OBJECT_free(obj);
501 int OBJ_ln2nid(const char *s)
503 ASN1_OBJECT o,*oo= &o,**op;
511 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
512 if (adp != NULL) return (adp->obj->nid);
514 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs,NUM_LN,
515 sizeof(ASN1_OBJECT *),ln_cmp);
516 if (op == NULL) return(NID_undef);
520 int OBJ_sn2nid(const char *s)
522 ASN1_OBJECT o,*oo= &o,**op;
530 adp=(ADDED_OBJ *)lh_retrieve(added,&ad);
531 if (adp != NULL) return (adp->obj->nid);
533 op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN,
534 sizeof(ASN1_OBJECT *),sn_cmp);
535 if (op == NULL) return(NID_undef);
539 static int obj_cmp(const void *ap, const void *bp)
542 ASN1_OBJECT *a= *(ASN1_OBJECT **)ap;
543 ASN1_OBJECT *b= *(ASN1_OBJECT **)bp;
545 j=(a->length - b->length);
547 return(memcmp(a->data,b->data,a->length));
550 char *OBJ_bsearch(char *key, char *base, int num, int size, int (*cmp)(const void *, const void *))
555 if (num == 0) return(NULL);
570 #ifdef CHARSET_EBCDIC
571 /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and
572 * I don't have perl (yet), we revert to a *LINEAR* search
573 * when the object wasn't found in the binary search.
575 for (i=0; i<num; ++i) {
577 if ((*cmp)(key,p) == 0)
584 int OBJ_create_objects(BIO *in)
586 MS_STATIC char buf[512];
593 i=BIO_gets(in,buf,512);
594 if (i <= 0) return(num);
596 if (!isalnum((unsigned char)buf[0])) return(num);
598 while (isdigit((unsigned char)*s) || (*s == '.'))
603 while (isspace((unsigned char)*s))
610 while ((*l != '\0') && !isspace((unsigned char)*l))
615 while (isspace((unsigned char)*l))
617 if (*l == '\0') l=NULL;
625 if ((o == NULL) || (*o == '\0')) return(num);
626 if (!OBJ_create(o,s,l)) return(num);
632 int OBJ_create(char *oid, char *sn, char *ln)
635 ASN1_OBJECT *op=NULL;
639 i=a2d_ASN1_OBJECT(NULL,0,oid,-1);
640 if (i <= 0) return(0);
642 if ((buf=(unsigned char *)OPENSSL_malloc(i)) == NULL)
644 OBJerr(OBJ_F_OBJ_CREATE,OBJ_R_MALLOC_FAILURE);
647 i=a2d_ASN1_OBJECT(buf,i,oid,-1);
648 op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
651 ok=OBJ_add_object(op);
653 ASN1_OBJECT_free(op);