3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
61 #include "internal/cryptlib.h"
62 #include <openssl/x509v3.h>
64 static ASN1_OCTET_STRING
*s2i_skey_id(X509V3_EXT_METHOD
*method
,
65 X509V3_CTX
*ctx
, char *str
);
66 const X509V3_EXT_METHOD v3_skey_id
= {
67 NID_subject_key_identifier
, 0, ASN1_ITEM_ref(ASN1_OCTET_STRING
),
69 (X509V3_EXT_I2S
)i2s_ASN1_OCTET_STRING
,
70 (X509V3_EXT_S2I
)s2i_skey_id
,
75 char *i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD
*method
, ASN1_OCTET_STRING
*oct
)
77 return hex_to_string(oct
->data
, oct
->length
);
80 ASN1_OCTET_STRING
*s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD
*method
,
81 X509V3_CTX
*ctx
, char *str
)
83 ASN1_OCTET_STRING
*oct
;
86 if ((oct
= ASN1_OCTET_STRING_new()) == NULL
) {
87 X509V3err(X509V3_F_S2I_ASN1_OCTET_STRING
, ERR_R_MALLOC_FAILURE
);
91 if ((oct
->data
= string_to_hex(str
, &length
)) == NULL
) {
92 ASN1_OCTET_STRING_free(oct
);
102 static ASN1_OCTET_STRING
*s2i_skey_id(X509V3_EXT_METHOD
*method
,
103 X509V3_CTX
*ctx
, char *str
)
105 ASN1_OCTET_STRING
*oct
;
107 unsigned char pkey_dig
[EVP_MAX_MD_SIZE
];
110 if (strcmp(str
, "hash"))
111 return s2i_ASN1_OCTET_STRING(method
, ctx
, str
);
113 if ((oct
= ASN1_OCTET_STRING_new()) == NULL
) {
114 X509V3err(X509V3_F_S2I_SKEY_ID
, ERR_R_MALLOC_FAILURE
);
118 if (ctx
&& (ctx
->flags
== CTX_TEST
))
121 if (!ctx
|| (!ctx
->subject_req
&& !ctx
->subject_cert
)) {
122 X509V3err(X509V3_F_S2I_SKEY_ID
, X509V3_R_NO_PUBLIC_KEY
);
126 if (ctx
->subject_req
)
127 pk
= ctx
->subject_req
->req_info
->pubkey
->public_key
;
129 pk
= ctx
->subject_cert
->cert_info
->key
->public_key
;
132 X509V3err(X509V3_F_S2I_SKEY_ID
, X509V3_R_NO_PUBLIC_KEY
);
137 (pk
->data
, pk
->length
, pkey_dig
, &diglen
, EVP_sha1(), NULL
))
140 if (!ASN1_OCTET_STRING_set(oct
, pkey_dig
, diglen
)) {
141 X509V3err(X509V3_F_S2I_SKEY_ID
, ERR_R_MALLOC_FAILURE
);
148 ASN1_OCTET_STRING_free(oct
);