eng_pkey.c
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上传日期:2020-08-09
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文件大小:5k
- /* crypto/engine/eng_pkey.c */
- /* ====================================================================
- * 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 "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;
- }
- 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;
- }
- /* 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)
- {
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
- ERR_R_PASSED_NULL_PARAMETER);
- return 0;
- }
- CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
- if(e->funct_ref == 0)
- {
- CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
- ENGINE_R_NOT_INITIALISED);
- return 0;
- }
- CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
- if (!e->load_privkey)
- {
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
- ENGINE_R_NO_LOAD_FUNCTION);
- return 0;
- }
- pkey = e->load_privkey(e, key_id, ui_method, callback_data);
- if (!pkey)
- {
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
- 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)
- {
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
- ERR_R_PASSED_NULL_PARAMETER);
- return 0;
- }
- CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
- if(e->funct_ref == 0)
- {
- CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
- ENGINE_R_NOT_INITIALISED);
- return 0;
- }
- CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
- if (!e->load_pubkey)
- {
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
- ENGINE_R_NO_LOAD_FUNCTION);
- return 0;
- }
- pkey = e->load_pubkey(e, key_id, ui_method, callback_data);
- if (!pkey)
- {
- ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
- ENGINE_R_FAILED_LOADING_PUBLIC_KEY);
- return 0;
- }
- return pkey;
- }