GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libcrypto/x509/x509spki.c Lines: 28 39 71.8 %
Date: 2017-11-13 Branches: 8 16 50.0 %

Line Branch Exec Source
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/* $OpenBSD: x509spki.c,v 1.13 2017/01/29 17:49:23 beck Exp $ */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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 * project 1999.
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 */
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/* ====================================================================
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 * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 *
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in
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 *    the documentation and/or other materials provided with the
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 *    distribution.
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 *
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 * 3. All advertising materials mentioning features or use of this
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 *    software must display the following acknowledgment:
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 *    "This product includes software developed by the OpenSSL Project
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 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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 *
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 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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 *    endorse or promote products derived from this software without
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 *    prior written permission. For written permission, please contact
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 *    licensing@OpenSSL.org.
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 *
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 * 5. Products derived from this software may not be called "OpenSSL"
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 *    nor may "OpenSSL" appear in their names without prior written
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 *    permission of the OpenSSL Project.
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 *
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 * 6. Redistributions of any form whatsoever must retain the following
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 *    acknowledgment:
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 *    "This product includes software developed by the OpenSSL Project
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 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
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 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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 * OF THE POSSIBILITY OF SUCH DAMAGE.
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 * ====================================================================
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 *
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 * This product includes cryptographic software written by Eric Young
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 * (eay@cryptsoft.com).  This product includes software written by Tim
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 * Hudson (tjh@cryptsoft.com).
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 *
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 */
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#include <stdio.h>
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#include <string.h>
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#include <openssl/err.h>
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#include <openssl/x509.h>
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int
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NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
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{
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	if ((x == NULL) || (x->spkac == NULL))
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		return (0);
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	return (X509_PUBKEY_set(&(x->spkac->pubkey), pkey));
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}
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EVP_PKEY *
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NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x)
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{
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	if ((x == NULL) || (x->spkac == NULL))
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		return (NULL);
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	return (X509_PUBKEY_get(x->spkac->pubkey));
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}
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/* Load a Netscape SPKI from a base64 encoded string */
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NETSCAPE_SPKI *
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NETSCAPE_SPKI_b64_decode(const char *str, int len)
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{
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	unsigned char *spki_der;
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	const unsigned char *p;
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	int spki_len;
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	NETSCAPE_SPKI *spki;
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	if (len <= 0)
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		len = strlen(str);
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	if (!(spki_der = malloc(len + 1))) {
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		X509error(ERR_R_MALLOC_FAILURE);
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		return NULL;
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	}
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	spki_len = EVP_DecodeBlock(spki_der, (const unsigned char *)str, len);
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	if (spki_len < 0) {
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		X509error(X509_R_BASE64_DECODE_ERROR);
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		free(spki_der);
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		return NULL;
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	}
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	p = spki_der;
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	spki = d2i_NETSCAPE_SPKI(NULL, &p, spki_len);
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	free(spki_der);
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	return spki;
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}
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/* Generate a base64 encoded string from an SPKI */
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char *
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NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *spki)
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{
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	unsigned char *der_spki, *p;
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	char *b64_str;
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	int der_len;
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	der_len = i2d_NETSCAPE_SPKI(spki, NULL);
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	der_spki = malloc(der_len);
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	b64_str = reallocarray(NULL, der_len, 2);
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	if (!der_spki || !b64_str) {
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		X509error(ERR_R_MALLOC_FAILURE);
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		free(der_spki);
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		free(b64_str);
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		return NULL;
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	}
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	p = der_spki;
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	i2d_NETSCAPE_SPKI(spki, &p);
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	EVP_EncodeBlock((unsigned char *)b64_str, der_spki, der_len);
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	free(der_spki);
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	return b64_str;
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}