1 /* crypto/asn1/x_pkey.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/evp.h>
62 #include <openssl/objects.h>
63 #include <openssl/asn1_mac.h>
64 #include <openssl/x509.h>
66 /* need to implement */
67 int i2d_X509_PKEY(X509_PKEY
*a
, unsigned char **pp
)
72 X509_PKEY
*d2i_X509_PKEY(X509_PKEY
**a
, const unsigned char **pp
, long length
)
75 M_ASN1_D2I_vars(a
, X509_PKEY
*, X509_PKEY_new
);
78 M_ASN1_D2I_start_sequence();
79 M_ASN1_D2I_get_x(X509_ALGOR
, ret
->enc_algor
, d2i_X509_ALGOR
);
80 M_ASN1_D2I_get_x(ASN1_OCTET_STRING
, ret
->enc_pkey
, d2i_ASN1_OCTET_STRING
);
83 EVP_get_cipherbyname(OBJ_nid2ln
84 (OBJ_obj2nid(ret
->enc_algor
->algorithm
)));
85 if (ret
->cipher
.cipher
== NULL
) {
86 c
.error
= ASN1_R_UNSUPPORTED_CIPHER
;
90 if (ret
->enc_algor
->parameter
->type
== V_ASN1_OCTET_STRING
) {
91 i
= ret
->enc_algor
->parameter
->value
.octet_string
->length
;
92 if (i
> EVP_MAX_IV_LENGTH
) {
93 c
.error
= ASN1_R_IV_TOO_LARGE
;
97 memcpy(ret
->cipher
.iv
,
98 ret
->enc_algor
->parameter
->value
.octet_string
->data
, i
);
100 memset(ret
->cipher
.iv
, 0, EVP_MAX_IV_LENGTH
);
101 M_ASN1_D2I_Finish(a
, X509_PKEY_free
, ASN1_F_D2I_X509_PKEY
);
104 X509_PKEY
*X509_PKEY_new(void)
106 X509_PKEY
*ret
= NULL
;
109 M_ASN1_New_Malloc(ret
, X509_PKEY
);
111 M_ASN1_New(ret
->enc_algor
, X509_ALGOR_new
);
112 M_ASN1_New(ret
->enc_pkey
, M_ASN1_OCTET_STRING_new
);
113 ret
->dec_pkey
= NULL
;
115 ret
->key_data
= NULL
;
117 ret
->cipher
.cipher
= NULL
;
118 memset(ret
->cipher
.iv
, 0, EVP_MAX_IV_LENGTH
);
121 M_ASN1_New_Error(ASN1_F_X509_PKEY_NEW
);
124 void X509_PKEY_free(X509_PKEY
*x
)
131 i
= CRYPTO_add(&x
->references
, -1, CRYPTO_LOCK_X509_PKEY
);
133 REF_PRINT("X509_PKEY", x
);
139 fprintf(stderr
, "X509_PKEY_free, bad reference count\n");
144 if (x
->enc_algor
!= NULL
)
145 X509_ALGOR_free(x
->enc_algor
);
146 if (x
->enc_pkey
!= NULL
)
147 M_ASN1_OCTET_STRING_free(x
->enc_pkey
);
148 if (x
->dec_pkey
!= NULL
)
149 EVP_PKEY_free(x
->dec_pkey
);
150 if ((x
->key_data
!= NULL
) && (x
->key_free
))
151 OPENSSL_free(x
->key_data
);