[thirdparty/openssl.git] / crypto / x509 / x509spki.c

/* 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;
}
Commit	Line	Data
8ce97163 DSH	1	/* x509spki.c */
	2	/* Written by Dr Stephen N Henson (shenson@bigfoot.com) 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>
8ce97163 DSH	62
	63	int NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI x, EVP_PKEY pkey)
	64	{
	65	if ((x == NULL) \|\| (x->spkac == NULL)) return(0);
	66	return(X509_PUBKEY_set(&(x->spkac->pubkey),pkey));
	67	}
	68
	69	EVP_PKEY NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI x)
	70	{
	71	if ((x == NULL) \|\| (x->spkac == NULL))
	72	return(NULL);
	73	return(X509_PUBKEY_get(x->spkac->pubkey));
	74	}
	75
	76	/* Load a Netscape SPKI from a base64 encoded string */
	77
092ec334	78	NETSCAPE_SPKI * NETSCAPE_SPKI_b64_decode(const char *str, int len)
8ce97163	79	{
875a644a RL	80	unsigned char *spki_der;
875a644a RL	81	const unsigned char *p;
8ce97163 DSH	82	int spki_len;
	83	NETSCAPE_SPKI *spki;
	84	if(len <= 0) len = strlen(str);
26a3a48d	85	if (!(spki_der = OPENSSL_malloc(len + 1))) {
8ce97163 DSH	86	X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, ERR_R_MALLOC_FAILURE);
	87	return NULL;
	88	}
092ec334	89	spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len);
8ce97163 DSH	90	if(spki_len < 0) {
	91	X509err(X509_F_NETSCAPE_SPKI_B64_DECODE,
	92	X509_R_BASE64_DECODE_ERROR);
26a3a48d	93	OPENSSL_free(spki_der);
8ce97163 DSH	94	return NULL;
	95	}
	96	p = spki_der;
	97	spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len);
26a3a48d	98	OPENSSL_free(spki_der);
8ce97163 DSH	99	return spki;
	100	}
	101
	102	/* Generate a base64 encoded string from an SPKI */
	103
	104	char * NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki)
	105	{
	106	unsigned char der_spki, p;
	107	char *b64_str;
	108	int der_len;
	109	der_len = i2d_NETSCAPE_SPKI(spki, NULL);
26a3a48d RL	110	der_spki = OPENSSL_malloc(der_len);
26a3a48d RL	111	b64_str = OPENSSL_malloc(der_len * 2);
8ce97163 DSH	112	if(!der_spki \|\| !b64_str) {
	113	X509err(X509_F_NETSCAPE_SPKI_B64_ENCODE, ERR_R_MALLOC_FAILURE);
	114	return NULL;
	115	}
	116	p = der_spki;
	117	i2d_NETSCAPE_SPKI(spki, &p);
092ec334	118	EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len);
26a3a48d	119	OPENSSL_free(der_spki);
8ce97163 DSH	120	return b64_str;
8ce97163 DSH	121	}