x509spki.c
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- /* x509spki.c */
- /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
- * project 1999.
- */
- /* ====================================================================
- * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
- #include <stdio.h>
- #include "cryptlib.h"
- #include <openssl/x509.h>
- int NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
- {
- if ((x == NULL) || (x->spkac == NULL)) return(0);
- return(X509_PUBKEY_set(&(x->spkac->pubkey),pkey));
- }
- EVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x)
- {
- if ((x == NULL) || (x->spkac == NULL))
- return(NULL);
- return(X509_PUBKEY_get(x->spkac->pubkey));
- }
- /* Load a Netscape SPKI from a base64 encoded string */
- NETSCAPE_SPKI * NETSCAPE_SPKI_b64_decode(const char *str, int len)
- {
- unsigned char *spki_der;
- const unsigned char *p;
- int spki_len;
- NETSCAPE_SPKI *spki;
- if(len <= 0) len = strlen(str);
- if (!(spki_der = OPENSSL_malloc(len + 1))) {
- X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, ERR_R_MALLOC_FAILURE);
- return NULL;
- }
- spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len);
- if(spki_len < 0) {
- X509err(X509_F_NETSCAPE_SPKI_B64_DECODE,
- X509_R_BASE64_DECODE_ERROR);
- OPENSSL_free(spki_der);
- return NULL;
- }
- p = spki_der;
- spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len);
- OPENSSL_free(spki_der);
- return spki;
- }
- /* Generate a base64 encoded string from an SPKI */
- char * NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki)
- {
- unsigned char *der_spki, *p;
- char *b64_str;
- int der_len;
- der_len = i2d_NETSCAPE_SPKI(spki, NULL);
- der_spki = OPENSSL_malloc(der_len);
- b64_str = OPENSSL_malloc(der_len * 2);
- if(!der_spki || !b64_str) {
- X509err(X509_F_NETSCAPE_SPKI_B64_ENCODE, ERR_R_MALLOC_FAILURE);
- return NULL;
- }
- p = der_spki;
- i2d_NETSCAPE_SPKI(spki, &p);
- EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len);
- OPENSSL_free(der_spki);
- return b64_str;
- }