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/* $OpenBSD: x509spki.c,v 1.12 2014/07/11 08:44:49 jsing 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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X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, 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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X509err(X509_F_NETSCAPE_SPKI_B64_DECODE, |
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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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X509err(X509_F_NETSCAPE_SPKI_B64_ENCODE, 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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} |