1 /* crypto/asn1/a_object.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.]
61 #include <openssl/buffer.h>
62 #include <openssl/asn1.h>
63 #include <openssl/objects.h>
65 int i2d_ASN1_OBJECT(ASN1_OBJECT
*a
, unsigned char **pp
)
69 if ((a
== NULL
) || (a
->data
== NULL
)) return(0);
72 return(ASN1_object_size(0,a
->length
,V_ASN1_OBJECT
));
75 ASN1_put_object(&p
,0,a
->length
,V_ASN1_OBJECT
,V_ASN1_UNIVERSAL
);
76 memcpy(p
,a
->data
,a
->length
);
83 int a2d_ASN1_OBJECT(unsigned char *out
, int olen
, const char *buf
, int num
)
98 if ((c
>= '0') && (c
<= '2'))
104 ASN1err(ASN1_F_A2D_ASN1_OBJECT
,ASN1_R_FIRST_NUM_TOO_LARGE
);
110 ASN1err(ASN1_F_A2D_ASN1_OBJECT
,ASN1_R_MISSING_SECOND_NUMBER
);
118 if ((c
!= '.') && (c
!= ' '))
120 ASN1err(ASN1_F_A2D_ASN1_OBJECT
,ASN1_R_INVALID_SEPARATOR
);
129 if ((c
== ' ') || (c
== '.'))
131 if ((c
< '0') || (c
> '9'))
133 ASN1err(ASN1_F_A2D_ASN1_OBJECT
,ASN1_R_INVALID_DIGIT
);
136 l
=l
*10L+(long)(c
-'0');
140 if ((first
< 2) && (l
>= 40))
142 ASN1err(ASN1_F_A2D_ASN1_OBJECT
,ASN1_R_SECOND_NUMBER_TOO_LARGE
);
150 tmp
[i
++]=(unsigned char)l
&0x7f;
158 ASN1err(ASN1_F_A2D_ASN1_OBJECT
,ASN1_R_BUFFER_TOO_SMALL
);
162 out
[len
++]=tmp
[i
]|0x80;
173 int i2t_ASN1_OBJECT(char *buf
, int buf_len
, ASN1_OBJECT
*a
)
175 return OBJ_obj2txt(buf
, buf_len
, a
, 0);
178 int i2a_ASN1_OBJECT(BIO
*bp
, ASN1_OBJECT
*a
)
183 if ((a
== NULL
) || (a
->data
== NULL
))
184 return(BIO_write(bp
,"NULL",4));
185 i
=i2t_ASN1_OBJECT(buf
,80,a
);
191 ASN1_OBJECT
*d2i_ASN1_OBJECT(ASN1_OBJECT
**a
, unsigned char **pp
,
194 ASN1_OBJECT
*ret
=NULL
;
200 /* only the ASN1_OBJECTs from the 'table' will have values
201 * for ->sn or ->ln */
202 if ((a
== NULL
) || ((*a
) == NULL
) ||
203 !((*a
)->flags
& ASN1_OBJECT_FLAG_DYNAMIC
))
205 if ((ret
=ASN1_OBJECT_new()) == NULL
) return(NULL
);
211 inf
=ASN1_get_object(&p
,&len
,&tag
,&xclass
,length
);
214 i
=ASN1_R_BAD_OBJECT_HEADER
;
218 if (tag
!= V_ASN1_OBJECT
)
220 i
=ASN1_R_EXPECTING_AN_OBJECT
;
223 if ((ret
->data
== NULL
) || (ret
->length
< len
))
225 if (ret
->data
!= NULL
) OPENSSL_free(ret
->data
);
226 ret
->data
=(unsigned char *)OPENSSL_malloc(len
? (int)len
: 1);
227 ret
->flags
|=ASN1_OBJECT_FLAG_DYNAMIC_DATA
;
228 if (ret
->data
== NULL
)
229 { i
=ERR_R_MALLOC_FAILURE
; goto err
; }
231 memcpy(ret
->data
,p
,(int)len
);
232 ret
->length
=(int)len
;
235 /* ret->flags=ASN1_OBJECT_FLAG_DYNAMIC; we know it is dynamic */
238 if (a
!= NULL
) (*a
)=ret
;
242 ASN1err(ASN1_F_D2I_ASN1_OBJECT
,i
);
243 if ((ret
!= NULL
) && ((a
== NULL
) || (*a
!= ret
)))
244 ASN1_OBJECT_free(ret
);
248 ASN1_OBJECT
*ASN1_OBJECT_new(void)
252 ret
=(ASN1_OBJECT
*)OPENSSL_malloc(sizeof(ASN1_OBJECT
));
255 ASN1err(ASN1_F_ASN1_OBJECT_NEW
,ERR_R_MALLOC_FAILURE
);
263 ret
->flags
=ASN1_OBJECT_FLAG_DYNAMIC
;
267 void ASN1_OBJECT_free(ASN1_OBJECT
*a
)
269 if (a
== NULL
) return;
270 if (a
->flags
& ASN1_OBJECT_FLAG_DYNAMIC_STRINGS
)
272 #ifndef CONST_STRICT /* disable purely for compile-time strict const checking. Doing this on a "real" compile will cause memory leaks */
273 if (a
->sn
!= NULL
) OPENSSL_free((void *)a
->sn
);
274 if (a
->ln
!= NULL
) OPENSSL_free((void *)a
->ln
);
278 if (a
->flags
& ASN1_OBJECT_FLAG_DYNAMIC_DATA
)
280 if (a
->data
!= NULL
) OPENSSL_free(a
->data
);
284 if (a
->flags
& ASN1_OBJECT_FLAG_DYNAMIC
)
288 ASN1_OBJECT
*ASN1_OBJECT_create(int nid
, unsigned char *data
, int len
,
298 o
.flags
=ASN1_OBJECT_FLAG_DYNAMIC
|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS
|
299 ASN1_OBJECT_FLAG_DYNAMIC_DATA
;
303 IMPLEMENT_STACK_OF(ASN1_OBJECT
)
304 IMPLEMENT_ASN1_SET_OF(ASN1_OBJECT
)