mirror of
https://github.com/oxen-io/session-android.git
synced 2024-11-28 04:25:18 +00:00
122 lines
4.3 KiB
C
122 lines
4.3 KiB
C
/* x509spki.c */
|
|
/* Written by Dr Stephen N Henson (steve@openssl.org) 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;
|
|
}
|