GH601: Various spelling fixes.
[openssl.git] / crypto / engine / eng_pkey.c
1 /* ====================================================================
2  * Copyright (c) 1999-2001 The OpenSSL Project.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in
13  *    the documentation and/or other materials provided with the
14  *    distribution.
15  *
16  * 3. All advertising materials mentioning features or use of this
17  *    software must display the following acknowledgment:
18  *    "This product includes software developed by the OpenSSL Project
19  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
20  *
21  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
22  *    endorse or promote products derived from this software without
23  *    prior written permission. For written permission, please contact
24  *    licensing@OpenSSL.org.
25  *
26  * 5. Products derived from this software may not be called "OpenSSL"
27  *    nor may "OpenSSL" appear in their names without prior written
28  *    permission of the OpenSSL Project.
29  *
30  * 6. Redistributions of any form whatsoever must retain the following
31  *    acknowledgment:
32  *    "This product includes software developed by the OpenSSL Project
33  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
34  *
35  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
36  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
37  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
38  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
39  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
41  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
42  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
43  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
44  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
45  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
46  * OF THE POSSIBILITY OF SUCH DAMAGE.
47  * ====================================================================
48  *
49  * This product includes cryptographic software written by Eric Young
50  * (eay@cryptsoft.com).  This product includes software written by Tim
51  * Hudson (tjh@cryptsoft.com).
52  *
53  */
54
55 #include "eng_int.h"
56
57 /* Basic get/set stuff */
58
59 int ENGINE_set_load_privkey_function(ENGINE *e,
60                                      ENGINE_LOAD_KEY_PTR loadpriv_f)
61 {
62     e->load_privkey = loadpriv_f;
63     return 1;
64 }
65
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
72 int ENGINE_set_load_ssl_client_cert_function(ENGINE *e,
73                                              ENGINE_SSL_CLIENT_CERT_PTR
74                                              loadssl_f)
75 {
76     e->load_ssl_client_cert = loadssl_f;
77     return 1;
78 }
79
80 ENGINE_LOAD_KEY_PTR ENGINE_get_load_privkey_function(const ENGINE *e)
81 {
82     return e->load_privkey;
83 }
84
85 ENGINE_LOAD_KEY_PTR ENGINE_get_load_pubkey_function(const ENGINE *e)
86 {
87     return e->load_pubkey;
88 }
89
90 ENGINE_SSL_CLIENT_CERT_PTR ENGINE_get_ssl_client_cert_function(const ENGINE
91                                                                *e)
92 {
93     return e->load_ssl_client_cert;
94 }
95
96 /* API functions to load public/private keys */
97
98 EVP_PKEY *ENGINE_load_private_key(ENGINE *e, const char *key_id,
99                                   UI_METHOD *ui_method, void *callback_data)
100 {
101     EVP_PKEY *pkey;
102
103     if (e == NULL) {
104         ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
105                   ERR_R_PASSED_NULL_PARAMETER);
106         return 0;
107     }
108     CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
109     if (e->funct_ref == 0) {
110         CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
111         ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY, ENGINE_R_NOT_INITIALISED);
112         return 0;
113     }
114     CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
115     if (!e->load_privkey) {
116         ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
117                   ENGINE_R_NO_LOAD_FUNCTION);
118         return 0;
119     }
120     pkey = e->load_privkey(e, key_id, ui_method, callback_data);
121     if (!pkey) {
122         ENGINEerr(ENGINE_F_ENGINE_LOAD_PRIVATE_KEY,
123                   ENGINE_R_FAILED_LOADING_PRIVATE_KEY);
124         return 0;
125     }
126     return pkey;
127 }
128
129 EVP_PKEY *ENGINE_load_public_key(ENGINE *e, const char *key_id,
130                                  UI_METHOD *ui_method, void *callback_data)
131 {
132     EVP_PKEY *pkey;
133
134     if (e == NULL) {
135         ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
136                   ERR_R_PASSED_NULL_PARAMETER);
137         return 0;
138     }
139     CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
140     if (e->funct_ref == 0) {
141         CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
142         ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY, ENGINE_R_NOT_INITIALISED);
143         return 0;
144     }
145     CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
146     if (!e->load_pubkey) {
147         ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY, ENGINE_R_NO_LOAD_FUNCTION);
148         return 0;
149     }
150     pkey = e->load_pubkey(e, key_id, ui_method, callback_data);
151     if (!pkey) {
152         ENGINEerr(ENGINE_F_ENGINE_LOAD_PUBLIC_KEY,
153                   ENGINE_R_FAILED_LOADING_PUBLIC_KEY);
154         return 0;
155     }
156     return pkey;
157 }
158
159 int ENGINE_load_ssl_client_cert(ENGINE *e, SSL *s,
160                                 STACK_OF(X509_NAME) *ca_dn, X509 **pcert,
161                                 EVP_PKEY **ppkey, STACK_OF(X509) **pother,
162                                 UI_METHOD *ui_method, void *callback_data)
163 {
164
165     if (e == NULL) {
166         ENGINEerr(ENGINE_F_ENGINE_LOAD_SSL_CLIENT_CERT,
167                   ERR_R_PASSED_NULL_PARAMETER);
168         return 0;
169     }
170     CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
171     if (e->funct_ref == 0) {
172         CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
173         ENGINEerr(ENGINE_F_ENGINE_LOAD_SSL_CLIENT_CERT,
174                   ENGINE_R_NOT_INITIALISED);
175         return 0;
176     }
177     CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
178     if (!e->load_ssl_client_cert) {
179         ENGINEerr(ENGINE_F_ENGINE_LOAD_SSL_CLIENT_CERT,
180                   ENGINE_R_NO_LOAD_FUNCTION);
181         return 0;
182     }
183     return e->load_ssl_client_cert(e, s, ca_dn, pcert, ppkey, pother,
184                                    ui_method, callback_data);
185 }