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>
63 #include "internal/x509_int.h"
66 static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method,
67 X509V3_CTX *ctx, char *str);
68 const X509V3_EXT_METHOD v3_skey_id = {
69 NID_subject_key_identifier, 0, ASN1_ITEM_ref(ASN1_OCTET_STRING),
71 (X509V3_EXT_I2S)i2s_ASN1_OCTET_STRING,
72 (X509V3_EXT_S2I)s2i_skey_id,
77 char *i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method, ASN1_OCTET_STRING *oct)
79 return hex_to_string(oct->data, oct->length);
82 ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method,
83 X509V3_CTX *ctx, char *str)
85 ASN1_OCTET_STRING *oct;
88 if ((oct = ASN1_OCTET_STRING_new()) == NULL) {
89 X509V3err(X509V3_F_S2I_ASN1_OCTET_STRING, ERR_R_MALLOC_FAILURE);
93 if ((oct->data = string_to_hex(str, &length)) == NULL) {
94 ASN1_OCTET_STRING_free(oct);
104 static ASN1_OCTET_STRING *s2i_skey_id(X509V3_EXT_METHOD *method,
105 X509V3_CTX *ctx, char *str)
107 ASN1_OCTET_STRING *oct;
109 unsigned char pkey_dig[EVP_MAX_MD_SIZE];
112 if (strcmp(str, "hash"))
113 return s2i_ASN1_OCTET_STRING(method, ctx, str);
115 if ((oct = ASN1_OCTET_STRING_new()) == NULL) {
116 X509V3err(X509V3_F_S2I_SKEY_ID, ERR_R_MALLOC_FAILURE);
120 if (ctx && (ctx->flags == CTX_TEST))
123 if (!ctx || (!ctx->subject_req && !ctx->subject_cert)) {
124 X509V3err(X509V3_F_S2I_SKEY_ID, X509V3_R_NO_PUBLIC_KEY);
128 if (ctx->subject_req)
129 pk = ctx->subject_req->req_info.pubkey->public_key;
131 pk = ctx->subject_cert->cert_info.key->public_key;
134 X509V3err(X509V3_F_S2I_SKEY_ID, X509V3_R_NO_PUBLIC_KEY);
139 (pk->data, pk->length, pkey_dig, &diglen, EVP_sha1(), NULL))
142 if (!ASN1_OCTET_STRING_set(oct, pkey_dig, diglen)) {
143 X509V3err(X509V3_F_S2I_SKEY_ID, ERR_R_MALLOC_FAILURE);
150 ASN1_OCTET_STRING_free(oct);