196074Sluigi/* x509spki.c */
296074Sluigi/*
396074Sluigi * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4139126Sru * 1999.
596074Sluigi */
696074Sluigi/* ====================================================================
796074Sluigi * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
896074Sluigi *
996074Sluigi * Redistribution and use in source and binary forms, with or without
1096074Sluigi * modification, are permitted provided that the following conditions
1196074Sluigi * are met:
1296074Sluigi *
1396074Sluigi * 1. Redistributions of source code must retain the above copyright
1496074Sluigi *    notice, this list of conditions and the following disclaimer.
1596074Sluigi *
1696074Sluigi * 2. Redistributions in binary form must reproduce the above copyright
1798514Sluigi *    notice, this list of conditions and the following disclaimer in
1898514Sluigi *    the documentation and/or other materials provided with the
1996074Sluigi *    distribution.
2096074Sluigi *
2198514Sluigi * 3. All advertising materials mentioning features or use of this
2298514Sluigi *    software must display the following acknowledgment:
2398514Sluigi *    "This product includes software developed by the OpenSSL Project
2498514Sluigi *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
2598514Sluigi *
2696074Sluigi * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
2796074Sluigi *    endorse or promote products derived from this software without
2896074Sluigi *    prior written permission. For written permission, please contact
29231118Sdim *    licensing@OpenSSL.org.
3096074Sluigi *
3196074Sluigi * 5. Products derived from this software may not be called "OpenSSL"
3296074Sluigi *    nor may "OpenSSL" appear in their names without prior written
3396074Sluigi *    permission of the OpenSSL Project.
3496074Sluigi *
3596074Sluigi * 6. Redistributions of any form whatsoever must retain the following
3696074Sluigi *    acknowledgment:
3796074Sluigi *    "This product includes software developed by the OpenSSL Project
3896074Sluigi *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
3996074Sluigi *
4096074Sluigi * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
4196074Sluigi * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
4296074Sluigi * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
4396074Sluigi * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
4496074Sluigi * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
4596074Sluigi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
4696074Sluigi * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
4796074Sluigi * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
4896074Sluigi * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
4996074Sluigi * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
5096074Sluigi * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
5196074Sluigi * OF THE POSSIBILITY OF SUCH DAMAGE.
5296074Sluigi * ====================================================================
5396074Sluigi *
5496074Sluigi * This product includes cryptographic software written by Eric Young
5596074Sluigi * (eay@cryptsoft.com).  This product includes software written by Tim
5696074Sluigi * Hudson (tjh@cryptsoft.com).
5796074Sluigi *
5896074Sluigi */
5996074Sluigi
6096074Sluigi#include <stdio.h>
6196074Sluigi#include "cryptlib.h"
6296074Sluigi#include <openssl/x509.h>
6396074Sluigi
6496074Sluigiint NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
6596074Sluigi{
6696074Sluigi    if ((x == NULL) || (x->spkac == NULL))
6796074Sluigi        return (0);
6896074Sluigi    return (X509_PUBKEY_set(&(x->spkac->pubkey), pkey));
6996074Sluigi}
70
71EVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x)
72{
73    if ((x == NULL) || (x->spkac == NULL))
74        return (NULL);
75    return (X509_PUBKEY_get(x->spkac->pubkey));
76}
77
78/* Load a Netscape SPKI from a base64 encoded string */
79
80NETSCAPE_SPKI *NETSCAPE_SPKI_b64_decode(const char *str, int len)
81{
82    unsigned char *spki_der;
83    const unsigned char *p;
84    int spki_len;
85    NETSCAPE_SPKI *spki;
86    if (len <= 0)
87        len = strlen(str);
88    if (!(spki_der = OPENSSL_malloc(len + 1))) {
89        X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, ERR_R_MALLOC_FAILURE);
90        return NULL;
91    }
92    spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len);
93    if (spki_len < 0) {
94        X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, X509_R_BASE64_DECODE_ERROR);
95        OPENSSL_free(spki_der);
96        return NULL;
97    }
98    p = spki_der;
99    spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len);
100    OPENSSL_free(spki_der);
101    return spki;
102}
103
104/* Generate a base64 encoded string from an SPKI */
105
106char *NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki)
107{
108    unsigned char *der_spki, *p;
109    char *b64_str;
110    int der_len;
111    der_len = i2d_NETSCAPE_SPKI(spki, NULL);
112    der_spki = OPENSSL_malloc(der_len);
113    b64_str = OPENSSL_malloc(der_len * 2);
114    if (!der_spki || !b64_str) {
115        X509err(X509_F_NETSCAPE_SPKI_B64_ENCODE, ERR_R_MALLOC_FAILURE);
116        return NULL;
117    }
118    p = der_spki;
119    i2d_NETSCAPE_SPKI(spki, &p);
120    EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len);
121    OPENSSL_free(der_spki);
122    return b64_str;
123}
124