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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.]
63 /* ASN1err(ASN1_F_D2I_ASN1_BYTES,ASN1_R_WRONG_TAG);
64 * ASN1err(ASN1_F_ASN1_COLLATE_PRIMATIVE,ASN1_R_WRONG_TAG);
68 static void ASN1_TYPE_component_free(ASN1_TYPE
*a
);
70 static void ASN1_TYPE_component_free();
73 int i2d_ASN1_TYPE(ASN1_TYPE
*a
, unsigned char **pp
)
77 if (a
== NULL
) return(0);
83 ASN1_put_object(pp
,0,0,V_ASN1_NULL
,V_ASN1_UNIVERSAL
);
87 case V_ASN1_NEG_INTEGER
:
88 r
=i2d_ASN1_INTEGER(a
->value
.integer
,pp
);
90 case V_ASN1_ENUMERATED
:
91 case V_ASN1_NEG_ENUMERATED
:
92 r
=i2d_ASN1_ENUMERATED(a
->value
.enumerated
,pp
);
94 case V_ASN1_BIT_STRING
:
95 r
=i2d_ASN1_BIT_STRING(a
->value
.bit_string
,pp
);
97 case V_ASN1_OCTET_STRING
:
98 r
=i2d_ASN1_OCTET_STRING(a
->value
.octet_string
,pp
);
101 r
=i2d_ASN1_OBJECT(a
->value
.object
,pp
);
103 case V_ASN1_PRINTABLESTRING
:
104 r
=M_i2d_ASN1_PRINTABLESTRING(a
->value
.printablestring
,pp
);
106 case V_ASN1_T61STRING
:
107 r
=M_i2d_ASN1_T61STRING(a
->value
.t61string
,pp
);
109 case V_ASN1_IA5STRING
:
110 r
=M_i2d_ASN1_IA5STRING(a
->value
.ia5string
,pp
);
112 case V_ASN1_GENERALSTRING
:
113 r
=M_i2d_ASN1_GENERALSTRING(a
->value
.generalstring
,pp
);
115 case V_ASN1_UNIVERSALSTRING
:
116 r
=M_i2d_ASN1_UNIVERSALSTRING(a
->value
.universalstring
,pp
);
118 case V_ASN1_UTF8STRING
:
119 r
=M_i2d_ASN1_UTF8STRING(a
->value
.utf8string
,pp
);
121 case V_ASN1_VISIBLESTRING
:
122 r
=M_i2d_ASN1_VISIBLESTRING(a
->value
.visiblestring
,pp
);
124 case V_ASN1_BMPSTRING
:
125 r
=M_i2d_ASN1_BMPSTRING(a
->value
.bmpstring
,pp
);
128 r
=i2d_ASN1_UTCTIME(a
->value
.utctime
,pp
);
130 case V_ASN1_GENERALIZEDTIME
:
131 r
=i2d_ASN1_GENERALIZEDTIME(a
->value
.generalizedtime
,pp
);
134 case V_ASN1_SEQUENCE
:
135 if (a
->value
.set
== NULL
)
139 r
=a
->value
.set
->length
;
142 memcpy(*pp
,a
->value
.set
->data
,r
);
151 ASN1_TYPE
*d2i_ASN1_TYPE(ASN1_TYPE
**a
, unsigned char **pp
, long length
)
154 unsigned char *q
,*p
,*max
;
158 if ((a
== NULL
) || ((*a
) == NULL
))
160 if ((ret
=ASN1_TYPE_new()) == NULL
) goto err
;
169 inf
=ASN1_get_object(&q
,&len
,&tag
,&xclass
,length
);
170 if (inf
& 0x80) goto err
;
172 ASN1_TYPE_component_free(ret
);
181 if ((ret
->value
.integer
=
182 d2i_ASN1_INTEGER(NULL
,&p
,max
-p
)) == NULL
)
185 case V_ASN1_ENUMERATED
:
186 if ((ret
->value
.enumerated
=
187 d2i_ASN1_ENUMERATED(NULL
,&p
,max
-p
)) == NULL
)
190 case V_ASN1_BIT_STRING
:
191 if ((ret
->value
.bit_string
=
192 d2i_ASN1_BIT_STRING(NULL
,&p
,max
-p
)) == NULL
)
195 case V_ASN1_OCTET_STRING
:
196 if ((ret
->value
.octet_string
=
197 d2i_ASN1_OCTET_STRING(NULL
,&p
,max
-p
)) == NULL
)
200 case V_ASN1_VISIBLESTRING
:
201 if ((ret
->value
.visiblestring
=
202 d2i_ASN1_VISIBLESTRING(NULL
,&p
,max
-p
)) == NULL
)
205 case V_ASN1_UTF8STRING
:
206 if ((ret
->value
.utf8string
=
207 d2i_ASN1_UTF8STRING(NULL
,&p
,max
-p
)) == NULL
)
211 if ((ret
->value
.object
=
212 d2i_ASN1_OBJECT(NULL
,&p
,max
-p
)) == NULL
)
215 case V_ASN1_PRINTABLESTRING
:
216 if ((ret
->value
.printablestring
=
217 d2i_ASN1_PRINTABLESTRING(NULL
,&p
,max
-p
)) == NULL
)
220 case V_ASN1_T61STRING
:
221 if ((ret
->value
.t61string
=
222 M_d2i_ASN1_T61STRING(NULL
,&p
,max
-p
)) == NULL
)
225 case V_ASN1_IA5STRING
:
226 if ((ret
->value
.ia5string
=
227 M_d2i_ASN1_IA5STRING(NULL
,&p
,max
-p
)) == NULL
)
230 case V_ASN1_GENERALSTRING
:
231 if ((ret
->value
.generalstring
=
232 M_d2i_ASN1_GENERALSTRING(NULL
,&p
,max
-p
)) == NULL
)
235 case V_ASN1_UNIVERSALSTRING
:
236 if ((ret
->value
.universalstring
=
237 M_d2i_ASN1_UNIVERSALSTRING(NULL
,&p
,max
-p
)) == NULL
)
240 case V_ASN1_BMPSTRING
:
241 if ((ret
->value
.bmpstring
=
242 M_d2i_ASN1_BMPSTRING(NULL
,&p
,max
-p
)) == NULL
)
246 if ((ret
->value
.utctime
=
247 d2i_ASN1_UTCTIME(NULL
,&p
,max
-p
)) == NULL
)
250 case V_ASN1_GENERALIZEDTIME
:
251 if ((ret
->value
.generalizedtime
=
252 d2i_ASN1_GENERALIZEDTIME(NULL
,&p
,max
-p
)) == NULL
)
256 case V_ASN1_SEQUENCE
:
257 /* Sets and sequences are left complete */
258 if ((ret
->value
.set
=ASN1_STRING_new()) == NULL
) goto err
;
259 ret
->value
.set
->type
=tag
;
261 if (!ASN1_STRING_set(ret
->value
.set
,p
,(int)len
)) goto err
;
265 ASN1err(ASN1_F_D2I_ASN1_TYPE
,ASN1_R_BAD_TYPE
);
270 if (a
!= NULL
) (*a
)=ret
;
274 if ((ret
!= NULL
) && ((a
== NULL
) || (*a
!= ret
))) ASN1_TYPE_free(ret
);
278 ASN1_TYPE
*ASN1_TYPE_new(void)
283 M_ASN1_New_Malloc(ret
,ASN1_TYPE
);
287 M_ASN1_New_Error(ASN1_F_ASN1_TYPE_NEW
);
290 void ASN1_TYPE_free(ASN1_TYPE
*a
)
292 if (a
== NULL
) return;
293 ASN1_TYPE_component_free(a
);
294 Free((char *)(char *)a
);
297 int ASN1_TYPE_get(ASN1_TYPE
*a
)
299 if (a
->value
.ptr
!= NULL
)
305 void ASN1_TYPE_set(ASN1_TYPE
*a
, int type
, char *value
)
307 if (a
->value
.ptr
!= NULL
)
308 ASN1_TYPE_component_free(a
);
313 static void ASN1_TYPE_component_free(ASN1_TYPE
*a
)
315 if (a
== NULL
) return;
317 if (a
->value
.ptr
!= NULL
)
322 ASN1_OBJECT_free(a
->value
.object
);
325 case V_ASN1_NEG_INTEGER
:
326 case V_ASN1_ENUMERATED
:
327 case V_ASN1_NEG_ENUMERATED
:
328 case V_ASN1_BIT_STRING
:
329 case V_ASN1_OCTET_STRING
:
330 case V_ASN1_SEQUENCE
:
332 case V_ASN1_NUMERICSTRING
:
333 case V_ASN1_PRINTABLESTRING
:
334 case V_ASN1_T61STRING
:
335 case V_ASN1_VIDEOTEXSTRING
:
336 case V_ASN1_IA5STRING
:
338 case V_ASN1_GENERALIZEDTIME
:
339 case V_ASN1_GRAPHICSTRING
:
340 case V_ASN1_VISIBLESTRING
:
341 case V_ASN1_GENERALSTRING
:
342 case V_ASN1_UNIVERSALSTRING
:
343 case V_ASN1_BMPSTRING
:
344 case V_ASN1_UTF8STRING
:
345 ASN1_STRING_free((ASN1_STRING
*)a
->value
.ptr
);