1 /* crypto/x509/x509name.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.]
67 int X509_NAME_get_text_by_NID(X509_NAME
*name
, int nid
, char *buf
, int len
)
72 if (obj
== NULL
) return(-1);
73 return(X509_NAME_get_text_by_OBJ(name
,obj
,buf
,len
));
76 int X509_NAME_get_text_by_OBJ(X509_NAME
*name
, ASN1_OBJECT
*obj
, char *buf
,
82 i
=X509_NAME_get_index_by_OBJ(name
,obj
,-1);
83 if (i
< 0) return(-1);
84 data
=X509_NAME_ENTRY_get_data(X509_NAME_get_entry(name
,i
));
85 i
=(data
->length
> (len
-1))?(len
-1):data
->length
;
86 if (buf
== NULL
) return(data
->length
);
87 memcpy(buf
,data
->data
,i
);
92 int X509_NAME_entry_count(X509_NAME
*name
)
94 if (name
== NULL
) return(0);
95 return(sk_num(name
->entries
));
98 int X509_NAME_get_index_by_NID(X509_NAME
*name
, int nid
, int lastpos
)
102 obj
=OBJ_nid2obj(nid
);
103 if (obj
== NULL
) return(-2);
104 return(X509_NAME_get_index_by_OBJ(name
,obj
,lastpos
));
107 /* NOTE: you should be passsing -1, not 0 as lastpos */
108 int X509_NAME_get_index_by_OBJ(X509_NAME
*name
, ASN1_OBJECT
*obj
,
115 if (name
== NULL
) return(-1);
120 for (lastpos
++; lastpos
< n
; lastpos
++)
122 ne
=(X509_NAME_ENTRY
*)sk_value(sk
,lastpos
);
123 if (OBJ_cmp(ne
->object
,obj
) == 0)
129 X509_NAME_ENTRY
*X509_NAME_get_entry(X509_NAME
*name
, int loc
)
131 if ( (name
== NULL
) || (sk_num(name
->entries
) <= loc
) || (loc
< 0))
134 return((X509_NAME_ENTRY
*)sk_value(name
->entries
,loc
));
137 X509_NAME_ENTRY
*X509_NAME_delete_entry(X509_NAME
*name
, int loc
)
139 X509_NAME_ENTRY
*ret
;
140 int i
,n
,set_prev
,set_next
;
143 if ((name
== NULL
) || (sk_num(name
->entries
) <= loc
) || (loc
< 0))
146 ret
=(X509_NAME_ENTRY
*)sk_delete(sk
,loc
);
149 if (loc
== n
) return(ret
);
151 /* else we need to fixup the set field */
153 set_prev
=((X509_NAME_ENTRY
*)sk_value(sk
,loc
-1))->set
;
156 set_next
=((X509_NAME_ENTRY
*)sk_value(sk
,loc
))->set
;
158 /* set_prev is the previous set
159 * set is the current set
160 * set_next is the following
161 * prev 1 1 1 1 1 1 1 1
163 * next 1 1 2 2 2 2 3 2
164 * so basically only if prev and next differ by 2, then
165 * re-number down by 1 */
166 if (set_prev
+1 < set_next
)
167 for (i
=loc
; i
<n
; i
++)
168 ((X509_NAME_ENTRY
*)sk_value(sk
,i
))->set
--;
172 /* if set is -1, append to previous set, 0 'a new one', and 1,
173 * prepend to the guy we are about to stomp on. */
174 int X509_NAME_add_entry(X509_NAME
*name
, X509_NAME_ENTRY
*ne
, int loc
,
177 X509_NAME_ENTRY
*new_name
=NULL
;
181 if (name
== NULL
) return(0);
185 else if (loc
< 0) loc
=n
;
198 set
=((X509_NAME_ENTRY
*)sk_value(sk
,loc
-1))->set
;
202 else /* if (set >= 0) */
207 set
=((X509_NAME_ENTRY
*)
208 sk_value(sk
,loc
-1))->set
+1;
213 set
=((X509_NAME_ENTRY
*)sk_value(sk
,loc
))->set
;
217 if ((new_name
=X509_NAME_ENTRY_dup(ne
)) == NULL
)
220 if (!sk_insert(sk
,(char *)new_name
,loc
))
222 X509err(X509_F_X509_NAME_ADD_ENTRY
,ERR_R_MALLOC_FAILURE
);
228 for (i
=loc
+1; i
<n
; i
++)
229 ((X509_NAME_ENTRY
*)sk_value(sk
,i
-1))->set
+=1;
233 if (new_name
!= NULL
)
234 X509_NAME_ENTRY_free(new_name
);
238 X509_NAME_ENTRY
*X509_NAME_ENTRY_create_by_NID(X509_NAME_ENTRY
**ne
, int nid
,
239 int type
, unsigned char *bytes
, int len
)
243 obj
=OBJ_nid2obj(nid
);
246 X509err(X509_F_X509_NAME_ENTRY_CREATE_BY_NID
,X509_R_UNKNOWN_NID
);
249 return(X509_NAME_ENTRY_create_by_OBJ(ne
,obj
,type
,bytes
,len
));
252 X509_NAME_ENTRY
*X509_NAME_ENTRY_create_by_OBJ(X509_NAME_ENTRY
**ne
,
253 ASN1_OBJECT
*obj
, int type
, unsigned char *bytes
, int len
)
255 X509_NAME_ENTRY
*ret
;
257 if ((ne
== NULL
) || (*ne
== NULL
))
259 if ((ret
=X509_NAME_ENTRY_new()) == NULL
)
265 if (!X509_NAME_ENTRY_set_object(ret
,obj
))
267 if (!X509_NAME_ENTRY_set_data(ret
,type
,bytes
,len
))
270 if ((ne
!= NULL
) && (*ne
== NULL
)) *ne
=ret
;
273 if ((ne
== NULL
) || (ret
!= *ne
))
274 X509_NAME_ENTRY_free(ret
);
278 int X509_NAME_ENTRY_set_object(X509_NAME_ENTRY
*ne
, ASN1_OBJECT
*obj
)
280 if ((ne
== NULL
) || (obj
== NULL
))
282 X509err(X509_F_X509_NAME_ENTRY_SET_OBJECT
,ERR_R_PASSED_NULL_PARAMETER
);
285 ASN1_OBJECT_free(ne
->object
);
286 ne
->object
=OBJ_dup(obj
);
287 return((ne
->object
== NULL
)?0:1);
290 int X509_NAME_ENTRY_set_data(X509_NAME_ENTRY
*ne
, int type
,
291 unsigned char *bytes
, int len
)
295 if ((ne
== NULL
) || ((bytes
== NULL
) && (len
!= 0))) return(0);
296 if (len
< 0) len
=strlen((char *)bytes
);
297 i
=ASN1_STRING_set(ne
->value
,bytes
,len
);
299 if (type
!= V_ASN1_UNDEF
)
301 if (type
== V_ASN1_APP_CHOOSE
)
302 ne
->value
->type
=ASN1_PRINTABLE_type(bytes
,len
);
304 ne
->value
->type
=type
;
309 ASN1_OBJECT
*X509_NAME_ENTRY_get_object(X509_NAME_ENTRY
*ne
)
311 if (ne
== NULL
) return(NULL
);
315 ASN1_STRING
*X509_NAME_ENTRY_get_data(X509_NAME_ENTRY
*ne
)
317 if (ne
== NULL
) return(NULL
);