yuzu/externals/libressl/crypto/engine/eng_pkey.c

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2020-12-28 19:15:37 +04:00
/* $OpenBSD: eng_pkey.c,v 1.7 2017/01/29 17:49:23 beck Exp $ */
/* ====================================================================
* Copyright (c) 1999-2001 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 <openssl/err.h>
#include "eng_int.h"
/* Basic get/set stuff */
int
ENGINE_set_load_privkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpriv_f)
{
e->load_privkey = loadpriv_f;
return 1;
}
int
ENGINE_set_load_pubkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpub_f)
{
e->load_pubkey = loadpub_f;
return 1;
}
int
ENGINE_set_load_ssl_client_cert_function(ENGINE *e,
ENGINE_SSL_CLIENT_CERT_PTR loadssl_f)
{
e->load_ssl_client_cert = loadssl_f;
return 1;
}
ENGINE_LOAD_KEY_PTR
ENGINE_get_load_privkey_function(const ENGINE *e)
{
return e->load_privkey;
}
ENGINE_LOAD_KEY_PTR
ENGINE_get_load_pubkey_function(const ENGINE *e)
{
return e->load_pubkey;
}
ENGINE_SSL_CLIENT_CERT_PTR
ENGINE_get_ssl_client_cert_function(const ENGINE *e)
{
return e->load_ssl_client_cert;
}
/* API functions to load public/private keys */
EVP_PKEY *
ENGINE_load_private_key(ENGINE *e, const char *key_id, UI_METHOD *ui_method,
void *callback_data)
{
EVP_PKEY *pkey;
if (e == NULL) {
ENGINEerror(ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
if (e->funct_ref == 0) {
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
ENGINEerror(ENGINE_R_NOT_INITIALISED);
return 0;
}
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
if (!e->load_privkey) {
ENGINEerror(ENGINE_R_NO_LOAD_FUNCTION);
return 0;
}
pkey = e->load_privkey(e, key_id, ui_method, callback_data);
if (!pkey) {
ENGINEerror(ENGINE_R_FAILED_LOADING_PRIVATE_KEY);
return 0;
}
return pkey;
}
EVP_PKEY *
ENGINE_load_public_key(ENGINE *e, const char *key_id, UI_METHOD *ui_method,
void *callback_data)
{
EVP_PKEY *pkey;
if (e == NULL) {
ENGINEerror(ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
if (e->funct_ref == 0) {
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
ENGINEerror(ENGINE_R_NOT_INITIALISED);
return 0;
}
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
if (!e->load_pubkey) {
ENGINEerror(ENGINE_R_NO_LOAD_FUNCTION);
return 0;
}
pkey = e->load_pubkey(e, key_id, ui_method, callback_data);
if (!pkey) {
ENGINEerror(ENGINE_R_FAILED_LOADING_PUBLIC_KEY);
return 0;
}
return pkey;
}
int
ENGINE_load_ssl_client_cert(ENGINE *e, SSL *s, STACK_OF(X509_NAME) *ca_dn,
X509 **pcert, EVP_PKEY **ppkey, STACK_OF(X509) **pother,
UI_METHOD *ui_method, void *callback_data)
{
if (e == NULL) {
ENGINEerror(ERR_R_PASSED_NULL_PARAMETER);
return 0;
}
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
if (e->funct_ref == 0) {
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
ENGINEerror(ENGINE_R_NOT_INITIALISED);
return 0;
}
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
if (!e->load_ssl_client_cert) {
ENGINEerror(ENGINE_R_NO_LOAD_FUNCTION);
return 0;
}
return e->load_ssl_client_cert(e, s, ca_dn, pcert, ppkey, pother,
ui_method, callback_data);
}