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>
66 #include <openssl/bn.h>
68 /* obj_dat.h is generated from objects.h by obj_dat.pl */
69 #ifndef OPENSSL_NO_OBJECT
72 /* You will have to load all the objects needed manually in the application */
77 static const unsigned char lvalues
[1];
78 static const ASN1_OBJECT nid_objs
[1];
79 static const unsigned int sn_objs
[1];
80 static const unsigned int ln_objs
[1];
81 static const unsigned int obj_objs
[1];
84 static int sn_cmp(const void *a
, const void *b
);
85 static int ln_cmp(const void *a
, const void *b
);
86 static int obj_cmp(const void *a
, const void *b
);
92 typedef struct added_obj_st
97 DECLARE_LHASH_OF(ADDED_OBJ
);
99 static int new_nid
=NUM_NID
;
100 static LHASH_OF(ADDED_OBJ
) *added
=NULL
;
102 static int sn_cmp(const void *a
, const void *b
)
104 const ASN1_OBJECT
* const *ap
= a
;
105 const unsigned int *bp
= b
;
106 return(strcmp((*ap
)->sn
,nid_objs
[*bp
].sn
));
109 static int ln_cmp(const void *a
, const void *b
)
111 const ASN1_OBJECT
* const *ap
= a
;
112 const unsigned int *bp
= b
;
113 return(strcmp((*ap
)->ln
,nid_objs
[*bp
].ln
));
116 static unsigned long added_obj_hash(const ADDED_OBJ
*ca
)
118 const ASN1_OBJECT
*a
;
128 p
=(unsigned char *)a
->data
;
129 for (i
=0; i
<a
->length
; i
++)
130 ret
^=p
[i
]<<((i
*3)%24);
133 ret
=lh_strhash(a
->sn
);
136 ret
=lh_strhash(a
->ln
);
149 static IMPLEMENT_LHASH_HASH_FN(added_obj
, ADDED_OBJ
)
151 static int added_obj_cmp(const ADDED_OBJ
*ca
, const ADDED_OBJ
*cb
)
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
);
181 static IMPLEMENT_LHASH_COMP_FN(added_obj
, ADDED_OBJ
)
183 static int init_added(void)
185 if (added
!= NULL
) return(1);
186 added
=lh_ADDED_OBJ_new();
187 return(added
!= NULL
);
190 static void cleanup1_doall(ADDED_OBJ
*a
)
193 a
->obj
->flags
|=ASN1_OBJECT_FLAG_DYNAMIC
|
194 ASN1_OBJECT_FLAG_DYNAMIC_STRINGS
|
195 ASN1_OBJECT_FLAG_DYNAMIC_DATA
;
198 static void cleanup2_doall(ADDED_OBJ
*a
)
201 static void cleanup3_doall(ADDED_OBJ
*a
)
203 if (--a
->obj
->nid
== 0)
204 ASN1_OBJECT_free(a
->obj
);
208 static IMPLEMENT_LHASH_DOALL_FN(cleanup1
, ADDED_OBJ
)
209 static IMPLEMENT_LHASH_DOALL_FN(cleanup2
, ADDED_OBJ
)
210 static IMPLEMENT_LHASH_DOALL_FN(cleanup3
, ADDED_OBJ
)
212 /* The purpose of obj_cleanup_defer is to avoid EVP_cleanup() attempting
213 * to use freed up OIDs. If neccessary the actual freeing up of OIDs is
217 int obj_cleanup_defer
= 0;
219 void check_defer(int nid
)
221 if (!obj_cleanup_defer
&& nid
>= NUM_NID
)
222 obj_cleanup_defer
= 1;
225 void OBJ_cleanup(void)
227 if (obj_cleanup_defer
)
229 obj_cleanup_defer
= 2;
232 if (added
== NULL
) return;
233 lh_ADDED_OBJ_down_load(added
) = 0;
234 lh_ADDED_OBJ_doall(added
,LHASH_DOALL_FN(cleanup1
)); /* zero counters */
235 lh_ADDED_OBJ_doall(added
,LHASH_DOALL_FN(cleanup2
)); /* set counters */
236 lh_ADDED_OBJ_doall(added
,LHASH_DOALL_FN(cleanup3
)); /* free objects */
237 lh_ADDED_OBJ_free(added
);
241 int OBJ_new_nid(int num
)
250 int OBJ_add_object(const ASN1_OBJECT
*obj
)
253 ADDED_OBJ
*ao
[4]={NULL
,NULL
,NULL
,NULL
},*aop
;
257 if (!init_added()) return(0);
258 if ((o
=OBJ_dup(obj
)) == NULL
) goto err
;
259 if (!(ao
[ADDED_NID
]=(ADDED_OBJ
*)OPENSSL_malloc(sizeof(ADDED_OBJ
)))) goto err2
;
260 if ((o
->length
!= 0) && (obj
->data
!= NULL
))
261 if (!(ao
[ADDED_DATA
]=(ADDED_OBJ
*)OPENSSL_malloc(sizeof(ADDED_OBJ
)))) goto err2
;
263 if (!(ao
[ADDED_SNAME
]=(ADDED_OBJ
*)OPENSSL_malloc(sizeof(ADDED_OBJ
)))) goto err2
;
265 if (!(ao
[ADDED_LNAME
]=(ADDED_OBJ
*)OPENSSL_malloc(sizeof(ADDED_OBJ
)))) goto err2
;
267 for (i
=ADDED_DATA
; i
<=ADDED_NID
; i
++)
273 aop
=lh_ADDED_OBJ_insert(added
,ao
[i
]);
274 /* memory leak, buit should not normally matter */
279 o
->flags
&= ~(ASN1_OBJECT_FLAG_DYNAMIC
|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS
|
280 ASN1_OBJECT_FLAG_DYNAMIC_DATA
);
284 OBJerr(OBJ_F_OBJ_ADD_OBJECT
,ERR_R_MALLOC_FAILURE
);
286 for (i
=ADDED_DATA
; i
<=ADDED_NID
; i
++)
287 if (ao
[i
] != NULL
) OPENSSL_free(ao
[i
]);
288 if (o
!= NULL
) OPENSSL_free(o
);
292 ASN1_OBJECT
*OBJ_nid2obj(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_NID2OBJ
,OBJ_R_UNKNOWN_NID
);
304 return((ASN1_OBJECT
*)&(nid_objs
[n
]));
306 else if (added
== NULL
)
313 adp
=lh_ADDED_OBJ_retrieve(added
,&ad
);
318 OBJerr(OBJ_F_OBJ_NID2OBJ
,OBJ_R_UNKNOWN_NID
);
324 const char *OBJ_nid2sn(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_NID2SN
,OBJ_R_UNKNOWN_NID
);
336 return(nid_objs
[n
].sn
);
338 else if (added
== NULL
)
345 adp
=lh_ADDED_OBJ_retrieve(added
,&ad
);
347 return(adp
->obj
->sn
);
350 OBJerr(OBJ_F_OBJ_NID2SN
,OBJ_R_UNKNOWN_NID
);
356 const char *OBJ_nid2ln(int n
)
361 if ((n
>= 0) && (n
< NUM_NID
))
363 if ((n
!= NID_undef
) && (nid_objs
[n
].nid
== NID_undef
))
365 OBJerr(OBJ_F_OBJ_NID2LN
,OBJ_R_UNKNOWN_NID
);
368 return(nid_objs
[n
].ln
);
370 else if (added
== NULL
)
377 adp
=lh_ADDED_OBJ_retrieve(added
,&ad
);
379 return(adp
->obj
->ln
);
382 OBJerr(OBJ_F_OBJ_NID2LN
,OBJ_R_UNKNOWN_NID
);
388 int OBJ_obj2nid(const ASN1_OBJECT
*a
)
390 const unsigned int *op
;
401 ad
.obj
=(ASN1_OBJECT
*)a
; /* XXX: ugly but harmless */
402 adp
=lh_ADDED_OBJ_retrieve(added
,&ad
);
403 if (adp
!= NULL
) return (adp
->obj
->nid
);
405 op
=(const unsigned int *)OBJ_bsearch((const char *)&a
,(const char *)obj_objs
,
406 NUM_OBJ
, sizeof(obj_objs
[0]),obj_cmp
);
409 return(nid_objs
[*op
].nid
);
412 /* Convert an object name into an ASN1_OBJECT
413 * if "noname" is not set then search for short and long names first.
414 * This will convert the "dotted" form into an object: unlike OBJ_txt2nid
415 * it can be used with any objects, not just registered ones.
418 ASN1_OBJECT
*OBJ_txt2obj(const char *s
, int no_name
)
421 ASN1_OBJECT
*op
=NULL
;
424 const unsigned char *cp
;
428 if( ((nid
= OBJ_sn2nid(s
)) != NID_undef
) ||
429 ((nid
= OBJ_ln2nid(s
)) != NID_undef
) )
430 return OBJ_nid2obj(nid
);
433 /* Work out size of content octets */
434 i
=a2d_ASN1_OBJECT(NULL
,0,s
,-1);
436 /* Don't clear the error */
437 /*ERR_clear_error();*/
440 /* Work out total size */
441 j
= ASN1_object_size(0,i
,V_ASN1_OBJECT
);
443 if((buf
=(unsigned char *)OPENSSL_malloc(j
)) == NULL
) return NULL
;
446 /* Write out tag+length */
447 ASN1_put_object(&p
,0,i
,V_ASN1_OBJECT
,V_ASN1_UNIVERSAL
);
448 /* Write out contents */
449 a2d_ASN1_OBJECT(p
,i
,s
,-1);
452 op
=d2i_ASN1_OBJECT(NULL
,&cp
,j
);
457 int OBJ_obj2txt(char *buf
, int buf_len
, const ASN1_OBJECT
*a
, int no_name
)
459 int i
,n
=0,len
,nid
, first
, use_bn
;
462 const unsigned char *p
;
463 char tbuf
[DECIMAL_SIZE(i
)+DECIMAL_SIZE(l
)+2];
465 if ((a
== NULL
) || (a
->data
== NULL
)) {
471 if (!no_name
&& (nid
=OBJ_obj2nid(a
)) != NID_undef
)
478 BUF_strlcpy(buf
,s
,buf_len
);
496 unsigned char c
= *p
++;
498 if ((len
== 0) && (c
& 0x80))
502 if (!BN_add_word(bl
, c
& 0x7f))
509 if (!use_bn
&& (l
> (ULONG_MAX
>> 7L)))
511 if (!bl
&& !(bl
= BN_new()))
513 if (!BN_set_word(bl
, l
))
519 if (!BN_lshift(bl
, bl
, 7))
534 if (!BN_sub_word(bl
, 80))
545 if (buf
&& (buf_len
> 0))
556 bndec
= BN_bn2dec(bl
);
567 BUF_strlcpy(buf
,bndec
,buf_len
);
585 BIO_snprintf(tbuf
,sizeof tbuf
,".%lu",l
);
587 if (buf
&& (buf_len
> 0))
589 BUF_strlcpy(buf
,tbuf
,buf_len
);
616 int OBJ_txt2nid(const char *s
)
620 obj
= OBJ_txt2obj(s
, 0);
621 nid
= OBJ_obj2nid(obj
);
622 ASN1_OBJECT_free(obj
);
626 int OBJ_ln2nid(const char *s
)
628 ASN1_OBJECT o
,*oo
= &o
;
630 const unsigned int *op
;
637 adp
=lh_ADDED_OBJ_retrieve(added
,&ad
);
638 if (adp
!= NULL
) return (adp
->obj
->nid
);
640 op
=(const unsigned int*)OBJ_bsearch((char *)&oo
,(char *)ln_objs
, NUM_LN
,
641 sizeof(ln_objs
[0]),ln_cmp
);
642 if (op
== NULL
) return(NID_undef
);
643 return(nid_objs
[*op
].nid
);
646 int OBJ_sn2nid(const char *s
)
648 ASN1_OBJECT o
,*oo
= &o
;
650 const unsigned int *op
;
657 adp
=lh_ADDED_OBJ_retrieve(added
,&ad
);
658 if (adp
!= NULL
) return (adp
->obj
->nid
);
660 op
=(const unsigned int *)OBJ_bsearch((char *)&oo
,(char *)sn_objs
,NUM_SN
,
661 sizeof(sn_objs
[0]),sn_cmp
);
662 if (op
== NULL
) return(NID_undef
);
663 return(nid_objs
[*op
].nid
);
666 static int obj_cmp(const void *ap
, const void *bp
)
669 const ASN1_OBJECT
*a
= *(ASN1_OBJECT
* const *)ap
;
670 const ASN1_OBJECT
*b
= &nid_objs
[*((const unsigned int *)bp
)];
672 j
=(a
->length
- b
->length
);
674 return(memcmp(a
->data
,b
->data
,a
->length
));
677 const char *OBJ_bsearch(const char *key
, const char *base
, int num
, int size
,
678 int (*cmp
)(const void *, const void *))
680 return OBJ_bsearch_ex(key
, base
, num
, size
, cmp
, 0);
683 const char *OBJ_bsearch_ex(const char *key
, const char *base
, int num
,
684 int size
, int (*cmp
)(const void *, const void *), int flags
)
687 const char *p
= NULL
;
689 if (num
== 0) return(NULL
);
704 #ifdef CHARSET_EBCDIC
705 /* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and
706 * I don't have perl (yet), we revert to a *LINEAR* search
707 * when the object wasn't found in the binary search.
711 for (i
=0; i
<num
; ++i
)
715 if (c
== 0 || (c
< 0 && (flags
& OBJ_BSEARCH_VALUE_ON_NOMATCH
)))
720 if (c
!= 0 && !(flags
& OBJ_BSEARCH_VALUE_ON_NOMATCH
))
722 else if (c
== 0 && (flags
& OBJ_BSEARCH_FIRST_VALUE_ON_MATCH
))
724 while(i
> 0 && (*cmp
)(key
,&(base
[(i
-1)*size
])) == 0)
731 int OBJ_create_objects(BIO
*in
)
733 MS_STATIC
char buf
[512];
740 i
=BIO_gets(in
,buf
,512);
741 if (i
<= 0) return(num
);
743 if (!isalnum((unsigned char)buf
[0])) return(num
);
745 while (isdigit((unsigned char)*s
) || (*s
== '.'))
750 while (isspace((unsigned char)*s
))
757 while ((*l
!= '\0') && !isspace((unsigned char)*l
))
762 while (isspace((unsigned char)*l
))
764 if (*l
== '\0') l
=NULL
;
772 if ((o
== NULL
) || (*o
== '\0')) return(num
);
773 if (!OBJ_create(o
,s
,l
)) return(num
);
779 int OBJ_create(const char *oid
, const char *sn
, const char *ln
)
782 ASN1_OBJECT
*op
=NULL
;
786 i
=a2d_ASN1_OBJECT(NULL
,0,oid
,-1);
787 if (i
<= 0) return(0);
789 if ((buf
=(unsigned char *)OPENSSL_malloc(i
)) == NULL
)
791 OBJerr(OBJ_F_OBJ_CREATE
,ERR_R_MALLOC_FAILURE
);
794 i
=a2d_ASN1_OBJECT(buf
,i
,oid
,-1);
797 op
=(ASN1_OBJECT
*)ASN1_OBJECT_create(OBJ_new_nid(1),buf
,i
,sn
,ln
);
800 ok
=OBJ_add_object(op
);
802 ASN1_OBJECT_free(op
);