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git.ipfire.org Git - thirdparty/openssl.git/blob - crypto/asn1/a_type.c
1 /* crypto/asn1/a_type.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/asn1_mac.h>
63 static void ASN1_TYPE_component_free(ASN1_TYPE
*a
);
64 int i2d_ASN1_TYPE(ASN1_TYPE
*a
, unsigned char **pp
)
68 if (a
== NULL
) return(0);
74 ASN1_put_object(pp
,0,0,V_ASN1_NULL
,V_ASN1_UNIVERSAL
);
78 case V_ASN1_NEG_INTEGER
:
79 r
=i2d_ASN1_INTEGER(a
->value
.integer
,pp
);
81 case V_ASN1_ENUMERATED
:
82 case V_ASN1_NEG_ENUMERATED
:
83 r
=i2d_ASN1_ENUMERATED(a
->value
.enumerated
,pp
);
85 case V_ASN1_BIT_STRING
:
86 r
=i2d_ASN1_BIT_STRING(a
->value
.bit_string
,pp
);
88 case V_ASN1_OCTET_STRING
:
89 r
=i2d_ASN1_OCTET_STRING(a
->value
.octet_string
,pp
);
92 r
=i2d_ASN1_OBJECT(a
->value
.object
,pp
);
94 case V_ASN1_PRINTABLESTRING
:
95 r
=M_i2d_ASN1_PRINTABLESTRING(a
->value
.printablestring
,pp
);
97 case V_ASN1_T61STRING
:
98 r
=M_i2d_ASN1_T61STRING(a
->value
.t61string
,pp
);
100 case V_ASN1_IA5STRING
:
101 r
=M_i2d_ASN1_IA5STRING(a
->value
.ia5string
,pp
);
103 case V_ASN1_GENERALSTRING
:
104 r
=M_i2d_ASN1_GENERALSTRING(a
->value
.generalstring
,pp
);
106 case V_ASN1_UNIVERSALSTRING
:
107 r
=M_i2d_ASN1_UNIVERSALSTRING(a
->value
.universalstring
,pp
);
109 case V_ASN1_UTF8STRING
:
110 r
=M_i2d_ASN1_UTF8STRING(a
->value
.utf8string
,pp
);
112 case V_ASN1_VISIBLESTRING
:
113 r
=M_i2d_ASN1_VISIBLESTRING(a
->value
.visiblestring
,pp
);
115 case V_ASN1_BMPSTRING
:
116 r
=M_i2d_ASN1_BMPSTRING(a
->value
.bmpstring
,pp
);
119 r
=i2d_ASN1_UTCTIME(a
->value
.utctime
,pp
);
121 case V_ASN1_GENERALIZEDTIME
:
122 r
=i2d_ASN1_GENERALIZEDTIME(a
->value
.generalizedtime
,pp
);
125 case V_ASN1_SEQUENCE
:
128 if (a
->value
.set
== NULL
)
132 r
=a
->value
.set
->length
;
135 memcpy(*pp
,a
->value
.set
->data
,r
);
144 ASN1_TYPE
*d2i_ASN1_TYPE(ASN1_TYPE
**a
, unsigned char **pp
, long length
)
147 unsigned char *q
,*p
,*max
;
151 if ((a
== NULL
) || ((*a
) == NULL
))
153 if ((ret
=ASN1_TYPE_new()) == NULL
) goto err
;
162 inf
=ASN1_get_object(&q
,&len
,&tag
,&xclass
,length
);
163 if (inf
& 0x80) goto err
;
164 /* If not universal tag we've no idea what it is */
165 if(xclass
!= V_ASN1_UNIVERSAL
) tag
= V_ASN1_OTHER
;
167 ASN1_TYPE_component_free(ret
);
176 if ((ret
->value
.integer
=
177 d2i_ASN1_INTEGER(NULL
,&p
,max
-p
)) == NULL
)
180 case V_ASN1_ENUMERATED
:
181 if ((ret
->value
.enumerated
=
182 d2i_ASN1_ENUMERATED(NULL
,&p
,max
-p
)) == NULL
)
185 case V_ASN1_BIT_STRING
:
186 if ((ret
->value
.bit_string
=
187 d2i_ASN1_BIT_STRING(NULL
,&p
,max
-p
)) == NULL
)
190 case V_ASN1_OCTET_STRING
:
191 if ((ret
->value
.octet_string
=
192 d2i_ASN1_OCTET_STRING(NULL
,&p
,max
-p
)) == NULL
)
195 case V_ASN1_VISIBLESTRING
:
196 if ((ret
->value
.visiblestring
=
197 d2i_ASN1_VISIBLESTRING(NULL
,&p
,max
-p
)) == NULL
)
200 case V_ASN1_UTF8STRING
:
201 if ((ret
->value
.utf8string
=
202 d2i_ASN1_UTF8STRING(NULL
,&p
,max
-p
)) == NULL
)
206 if ((ret
->value
.object
=
207 d2i_ASN1_OBJECT(NULL
,&p
,max
-p
)) == NULL
)
210 case V_ASN1_PRINTABLESTRING
:
211 if ((ret
->value
.printablestring
=
212 d2i_ASN1_PRINTABLESTRING(NULL
,&p
,max
-p
)) == NULL
)
215 case V_ASN1_T61STRING
:
216 if ((ret
->value
.t61string
=
217 M_d2i_ASN1_T61STRING(NULL
,&p
,max
-p
)) == NULL
)
220 case V_ASN1_IA5STRING
:
221 if ((ret
->value
.ia5string
=
222 M_d2i_ASN1_IA5STRING(NULL
,&p
,max
-p
)) == NULL
)
225 case V_ASN1_GENERALSTRING
:
226 if ((ret
->value
.generalstring
=
227 M_d2i_ASN1_GENERALSTRING(NULL
,&p
,max
-p
)) == NULL
)
230 case V_ASN1_UNIVERSALSTRING
:
231 if ((ret
->value
.universalstring
=
232 M_d2i_ASN1_UNIVERSALSTRING(NULL
,&p
,max
-p
)) == NULL
)
235 case V_ASN1_BMPSTRING
:
236 if ((ret
->value
.bmpstring
=
237 M_d2i_ASN1_BMPSTRING(NULL
,&p
,max
-p
)) == NULL
)
241 if ((ret
->value
.utctime
=
242 d2i_ASN1_UTCTIME(NULL
,&p
,max
-p
)) == NULL
)
245 case V_ASN1_GENERALIZEDTIME
:
246 if ((ret
->value
.generalizedtime
=
247 d2i_ASN1_GENERALIZEDTIME(NULL
,&p
,max
-p
)) == NULL
)
251 case V_ASN1_SEQUENCE
:
254 /* Sets and sequences are left complete */
255 if ((ret
->value
.set
=ASN1_STRING_new()) == NULL
) goto err
;
256 ret
->value
.set
->type
=tag
;
258 if (!ASN1_STRING_set(ret
->value
.set
,p
,(int)len
)) goto err
;
264 if (a
!= NULL
) (*a
)=ret
;
268 if ((ret
!= NULL
) && ((a
== NULL
) || (*a
!= ret
))) ASN1_TYPE_free(ret
);
272 ASN1_TYPE
*ASN1_TYPE_new(void)
277 M_ASN1_New_Malloc(ret
,ASN1_TYPE
);
281 M_ASN1_New_Error(ASN1_F_ASN1_TYPE_NEW
);
284 void ASN1_TYPE_free(ASN1_TYPE
*a
)
286 if (a
== NULL
) return;
287 ASN1_TYPE_component_free(a
);
291 int ASN1_TYPE_get(ASN1_TYPE
*a
)
293 if (a
->value
.ptr
!= NULL
)
299 void ASN1_TYPE_set(ASN1_TYPE
*a
, int type
, void *value
)
301 if (a
->value
.ptr
!= NULL
)
302 ASN1_TYPE_component_free(a
);
307 static void ASN1_TYPE_component_free(ASN1_TYPE
*a
)
309 if (a
== NULL
) return;
311 if (a
->value
.ptr
!= NULL
)
316 ASN1_OBJECT_free(a
->value
.object
);
321 case V_ASN1_NEG_INTEGER
:
322 case V_ASN1_ENUMERATED
:
323 case V_ASN1_NEG_ENUMERATED
:
324 case V_ASN1_BIT_STRING
:
325 case V_ASN1_OCTET_STRING
:
326 case V_ASN1_SEQUENCE
:
328 case V_ASN1_NUMERICSTRING
:
329 case V_ASN1_PRINTABLESTRING
:
330 case V_ASN1_T61STRING
:
331 case V_ASN1_VIDEOTEXSTRING
:
332 case V_ASN1_IA5STRING
:
334 case V_ASN1_GENERALIZEDTIME
:
335 case V_ASN1_GRAPHICSTRING
:
336 case V_ASN1_VISIBLESTRING
:
337 case V_ASN1_GENERALSTRING
:
338 case V_ASN1_UNIVERSALSTRING
:
339 case V_ASN1_BMPSTRING
:
340 case V_ASN1_UTF8STRING
:
343 ASN1_STRING_free((ASN1_STRING
*)a
->value
.ptr
);
351 IMPLEMENT_STACK_OF(ASN1_TYPE
)
352 IMPLEMENT_ASN1_SET_OF(ASN1_TYPE
)