1 /* crypto/asn1/a_hdr.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
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.
8 *
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).
15 *
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.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
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)"
40 *
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
51 * SUCH DAMAGE.
52 *
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.]
57 */
58
59 #include <stdio.h>
60 #include "cryptlib.h"
61 #include <openssl/asn1_mac.h>
62 #include <openssl/asn1.h>
63
i2d_ASN1_HEADER(ASN1_HEADER * a,unsigned char ** pp)64 int i2d_ASN1_HEADER(ASN1_HEADER *a, unsigned char **pp)
65 {
66 M_ASN1_I2D_vars(a);
67
68 M_ASN1_I2D_len(a->header, i2d_ASN1_OCTET_STRING);
69 M_ASN1_I2D_len(a->data, a->meth->i2d);
70
71 M_ASN1_I2D_seq_total();
72
73 M_ASN1_I2D_put(a->header, i2d_ASN1_OCTET_STRING);
74 M_ASN1_I2D_put(a->data, a->meth->i2d);
75
76 M_ASN1_I2D_finish();
77 }
78
d2i_ASN1_HEADER(ASN1_HEADER ** a,const unsigned char ** pp,long length)79 ASN1_HEADER *d2i_ASN1_HEADER(ASN1_HEADER **a, const unsigned char **pp,
80 long length)
81 {
82 M_ASN1_D2I_vars(a,ASN1_HEADER *,ASN1_HEADER_new);
83
84 M_ASN1_D2I_Init();
85 M_ASN1_D2I_start_sequence();
86 M_ASN1_D2I_get_x(ASN1_OCTET_STRING,ret->header,d2i_ASN1_OCTET_STRING);
87 if (ret->meth != NULL)
88 {
89 M_ASN1_D2I_get_x(void,ret->data,ret->meth->d2i);
90 }
91 else
92 {
93 if (a != NULL) (*a)=ret;
94 return(ret);
95 }
96 M_ASN1_D2I_Finish(a,ASN1_HEADER_free,ASN1_F_D2I_ASN1_HEADER);
97 }
98
ASN1_HEADER_new(void)99 ASN1_HEADER *ASN1_HEADER_new(void)
100 {
101 ASN1_HEADER *ret=NULL;
102 ASN1_CTX c;
103
104 M_ASN1_New_Malloc(ret,ASN1_HEADER);
105 M_ASN1_New(ret->header,M_ASN1_OCTET_STRING_new);
106 ret->meth=NULL;
107 ret->data=NULL;
108 return(ret);
109 M_ASN1_New_Error(ASN1_F_ASN1_HEADER_NEW);
110 }
111
ASN1_HEADER_free(ASN1_HEADER * a)112 void ASN1_HEADER_free(ASN1_HEADER *a)
113 {
114 if (a == NULL) return;
115 M_ASN1_OCTET_STRING_free(a->header);
116 if (a->meth != NULL)
117 a->meth->destroy(a->data);
118 OPENSSL_free(a);
119 }
120