Change functions to ANSI C.
[openssl.git] / crypto / asn1 / p8_pkey.c
1 /* p8_pkey.c */
2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3  * project 1999.
4  */
5 /* ====================================================================
6  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer. 
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in
17  *    the documentation and/or other materials provided with the
18  *    distribution.
19  *
20  * 3. All advertising materials mentioning features or use of this
21  *    software must display the following acknowledgment:
22  *    "This product includes software developed by the OpenSSL Project
23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24  *
25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26  *    endorse or promote products derived from this software without
27  *    prior written permission. For written permission, please contact
28  *    licensing@OpenSSL.org.
29  *
30  * 5. Products derived from this software may not be called "OpenSSL"
31  *    nor may "OpenSSL" appear in their names without prior written
32  *    permission of the OpenSSL Project.
33  *
34  * 6. Redistributions of any form whatsoever must retain the following
35  *    acknowledgment:
36  *    "This product includes software developed by the OpenSSL Project
37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38  *
39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50  * OF THE POSSIBILITY OF SUCH DAMAGE.
51  * ====================================================================
52  *
53  * This product includes cryptographic software written by Eric Young
54  * (eay@cryptsoft.com).  This product includes software written by Tim
55  * Hudson (tjh@cryptsoft.com).
56  *
57  */
58
59 #include <stdio.h>
60 #include "cryptlib.h"
61 #include "asn1_mac.h"
62
63 /*
64  *ASN1err(ASN1_F_PKCS8_PRIV_KEY_INFO_NEW,ASN1_R_DECODE_ERROR)
65  *ASN1err(ASN1_F_D2I_PKCS8_PRIV_KEY_INFO,ASN1_R_DECODE_ERROR)
66  */
67
68 int i2d_PKCS8_PRIV_KEY_INFO (PKCS8_PRIV_KEY_INFO *a, unsigned char **pp)
69 {
70
71         M_ASN1_I2D_vars(a);
72
73         M_ASN1_I2D_len (a->version, i2d_ASN1_INTEGER);
74         M_ASN1_I2D_len (a->pkeyalg, i2d_X509_ALGOR);
75         M_ASN1_I2D_len (a->pkey, i2d_ASN1_TYPE);
76         M_ASN1_I2D_len_IMP_SET_opt (a->attributes, i2d_X509_ATTRIBUTE, 0);
77         
78         M_ASN1_I2D_seq_total ();
79
80         M_ASN1_I2D_put (a->version, i2d_ASN1_INTEGER);
81         M_ASN1_I2D_put (a->pkeyalg, i2d_X509_ALGOR);
82         M_ASN1_I2D_put (a->pkey, i2d_ASN1_TYPE);
83         M_ASN1_I2D_put_IMP_SET_opt (a->attributes, i2d_X509_ATTRIBUTE, 0);
84
85         M_ASN1_I2D_finish();
86 }
87
88 PKCS8_PRIV_KEY_INFO *PKCS8_PRIV_KEY_INFO_new(void)
89 {
90         PKCS8_PRIV_KEY_INFO *ret=NULL;
91         ASN1_CTX c;
92         M_ASN1_New_Malloc(ret, PKCS8_PRIV_KEY_INFO);
93         M_ASN1_New (ret->version, ASN1_INTEGER_new);
94         M_ASN1_New (ret->pkeyalg, X509_ALGOR_new);
95         M_ASN1_New (ret->pkey, ASN1_TYPE_new);
96         ret->attributes = NULL;
97         ret->broken = PKCS8_OK;
98         return (ret);
99         M_ASN1_New_Error(ASN1_F_PKCS8_PRIV_KEY_INFO_NEW);
100 }
101
102 PKCS8_PRIV_KEY_INFO *d2i_PKCS8_PRIV_KEY_INFO(PKCS8_PRIV_KEY_INFO **a,
103              unsigned char **pp, long length)
104 {
105         M_ASN1_D2I_vars(a,PKCS8_PRIV_KEY_INFO *,PKCS8_PRIV_KEY_INFO_new);
106         M_ASN1_D2I_Init();
107         M_ASN1_D2I_start_sequence();
108         M_ASN1_D2I_get (ret->version, d2i_ASN1_INTEGER);
109         M_ASN1_D2I_get (ret->pkeyalg, d2i_X509_ALGOR);
110         M_ASN1_D2I_get (ret->pkey, d2i_ASN1_TYPE);
111         M_ASN1_D2I_get_IMP_set_opt(ret->attributes, d2i_X509_ATTRIBUTE,
112                                                  X509_ATTRIBUTE_free, 0);
113         if (ASN1_TYPE_get(ret->pkey) == V_ASN1_SEQUENCE) 
114                                                 ret->broken = PKCS8_NO_OCTET;
115         M_ASN1_D2I_Finish(a, PKCS8_PRIV_KEY_INFO_free, ASN1_F_D2I_PKCS8_PRIV_KEY_INFO);
116 }
117
118 void PKCS8_PRIV_KEY_INFO_free (PKCS8_PRIV_KEY_INFO *a)
119 {
120         if (a == NULL) return;
121         ASN1_INTEGER_free (a->version);
122         X509_ALGOR_free(a->pkeyalg);
123         /* Clear sensitive data */
124         if (a->pkey->value.octet_string)
125                 memset (a->pkey->value.octet_string->data,
126                                  0, a->pkey->value.octet_string->length);
127         ASN1_TYPE_free (a->pkey);
128         sk_pop_free (a->attributes, X509_ATTRIBUTE_free);
129         Free ((char *)a);
130 }