1 /* crypto/engine/eng_pkey.c */
2 /* ====================================================================
3 * Copyright (c) 1999-2001 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * licensing@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56 #include "eng_int.h"
57
58 /* Basic get/set stuff */
59
ENGINE_set_load_privkey_function(ENGINE * e,ENGINE_LOAD_KEY_PTR loadpriv_f)60 int ENGINE_set_load_privkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpriv_f)
61 {
62 e->load_privkey = loadpriv_f;
63 return 1;
64 }
65
ENGINE_set_load_pubkey_function(ENGINE * e,ENGINE_LOAD_KEY_PTR loadpub_f)66 int ENGINE_set_load_pubkey_function(ENGINE *e, ENGINE_LOAD_KEY_PTR loadpub_f)
67 {
68 e->load_pubkey = loadpub_f;
69 return 1;
70 }
71
ENGINE_get_load_privkey_function(const ENGINE * e)72 ENGINE_LOAD_KEY_PTR ENGINE_get_load_privkey_function(const ENGINE *e)
73 {
74 return e->load_privkey;
75 }
76
ENGINE_get_load_pubkey_function(const ENGINE * e)77 ENGINE_LOAD_KEY_PTR ENGINE_get_load_pubkey_function(const ENGINE *e)
78 {
79 return e->load_pubkey;
80 }
81
82 /* API functions to load public/private keys */
83
ENGINE_load_private_key(ENGINE * e,const char * key_id,UI_METHOD * ui_method,void * callback_data)84 EVP_PKEY *ENGINE_load_private_key(ENGINE *e, const char *key_id,
85 UI_METHOD *ui_method, void *callback_data)
86 {
87 EVP_PKEY *pkey;
88
89 if(e == NULL)
90 {
91 ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
92 ERR_R_PASSED_NULL_PARAMETER);
93 return 0;
94 }
95 CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
96 if(e->funct_ref == 0)
97 {
98 CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
99 ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
100 ENGINE_R_NOT_INITIALISED);
101 return 0;
102 }
103 CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
104 if (!e->load_privkey)
105 {
106 ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
107 ENGINE_R_NO_LOAD_FUNCTION);
108 return 0;
109 }
110 pkey = e->load_privkey(e, key_id, ui_method, callback_data);
111 if (!pkey)
112 {
113 ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
114 ENGINE_R_FAILED_LOADING_PRIVATE_KEY);
115 return 0;
116 }
117 return pkey;
118 }
119
ENGINE_load_public_key(ENGINE * e,const char * key_id,UI_METHOD * ui_method,void * callback_data)120 EVP_PKEY *ENGINE_load_public_key(ENGINE *e, const char *key_id,
121 UI_METHOD *ui_method, void *callback_data)
122 {
123 EVP_PKEY *pkey;
124
125 if(e == NULL)
126 {
127 ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
128 ERR_R_PASSED_NULL_PARAMETER);
129 return 0;
130 }
131 CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
132 if(e->funct_ref == 0)
133 {
134 CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
135 ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
136 ENGINE_R_NOT_INITIALISED);
137 return 0;
138 }
139 CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
140 if (!e->load_pubkey)
141 {
142 ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
143 ENGINE_R_NO_LOAD_FUNCTION);
144 return 0;
145 }
146 pkey = e->load_pubkey(e, key_id, ui_method, callback_data);
147 if (!pkey)
148 {
149 ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
150 ENGINE_R_FAILED_LOADING_PUBLIC_KEY);
151 return 0;
152 }
153 return pkey;
154 }
155