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1 : : /* x509spki.c */
2 : : /* Written by Dr Stephen N Henson (steve@openssl.org) 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 <openssl/x509.h>
62 : :
63 : 0 : int NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
64 : : {
65 [ # # ][ # # ]: 0 : if ((x == NULL) || (x->spkac == NULL)) return(0);
66 : 0 : return(X509_PUBKEY_set(&(x->spkac->pubkey),pkey));
67 : : }
68 : :
69 : 0 : EVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x)
70 : : {
71 [ # # ][ # # ]: 0 : if ((x == NULL) || (x->spkac == NULL))
72 : : return(NULL);
73 : 0 : return(X509_PUBKEY_get(x->spkac->pubkey));
74 : : }
75 : :
76 : : /* Load a Netscape SPKI from a base64 encoded string */
77 : :
78 : 0 : NETSCAPE_SPKI * NETSCAPE_SPKI_b64_decode(const char *str, int len)
79 : : {
80 : : unsigned char *spki_der;
81 : : const unsigned char *p;
82 : : int spki_len;
83 : : NETSCAPE_SPKI *spki;
84 [ # # ]: 0 : if(len <= 0) len = strlen(str);
85 [ # # ]: 0 : if (!(spki_der = OPENSSL_malloc(len + 1))) {
86 : 0 : X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, ERR_R_MALLOC_FAILURE);
87 : 0 : return NULL;
88 : : }
89 : 0 : spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len);
90 [ # # ]: 0 : if(spki_len < 0) {
91 : 0 : X509err(X509_F_NETSCAPE_SPKI_B64_DECODE,
92 : : X509_R_BASE64_DECODE_ERROR);
93 : 0 : OPENSSL_free(spki_der);
94 : 0 : return NULL;
95 : : }
96 : 0 : p = spki_der;
97 : 0 : spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len);
98 : 0 : OPENSSL_free(spki_der);
99 : 0 : return spki;
100 : : }
101 : :
102 : : /* Generate a base64 encoded string from an SPKI */
103 : :
104 : 0 : char * NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki)
105 : : {
106 : : unsigned char *der_spki, *p;
107 : : char *b64_str;
108 : : int der_len;
109 : 0 : der_len = i2d_NETSCAPE_SPKI(spki, NULL);
110 : 0 : der_spki = OPENSSL_malloc(der_len);
111 : 0 : b64_str = OPENSSL_malloc(der_len * 2);
112 [ # # ]: 0 : if(!der_spki || !b64_str) {
113 : 0 : X509err(X509_F_NETSCAPE_SPKI_B64_ENCODE, ERR_R_MALLOC_FAILURE);
114 : 0 : return NULL;
115 : : }
116 : 0 : p = der_spki;
117 : 0 : i2d_NETSCAPE_SPKI(spki, &p);
118 : 0 : EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len);
119 : 0 : OPENSSL_free(der_spki);
120 : 0 : return b64_str;
121 : : }
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