1 /* $OpenBSD: eng_fat.c,v 1.17 2019/01/19 01:07:00 tb Exp $ */
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  * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
57  * ECDH support in OpenSSL originally developed by
58  * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
59  */
60 
61 #include <string.h>
62 
63 #include <openssl/opensslconf.h>
64 
65 #include <openssl/err.h>
66 #include "eng_int.h"
67 #include <openssl/conf.h>
68 
69 int
70 ENGINE_set_default(ENGINE *e, unsigned int flags)
71 {
72 	if ((flags & ENGINE_METHOD_CIPHERS) && !ENGINE_set_default_ciphers(e))
73 		return 0;
74 	if ((flags & ENGINE_METHOD_DIGESTS) && !ENGINE_set_default_digests(e))
75 		return 0;
76 #ifndef OPENSSL_NO_RSA
77 	if ((flags & ENGINE_METHOD_RSA) && !ENGINE_set_default_RSA(e))
78 		return 0;
79 #endif
80 #ifndef OPENSSL_NO_DSA
81 	if ((flags & ENGINE_METHOD_DSA) && !ENGINE_set_default_DSA(e))
82 		return 0;
83 #endif
84 #ifndef OPENSSL_NO_DH
85 	if ((flags & ENGINE_METHOD_DH) && !ENGINE_set_default_DH(e))
86 		return 0;
87 #endif
88 #ifndef OPENSSL_NO_ECDH
89 	if ((flags & ENGINE_METHOD_ECDH) && !ENGINE_set_default_ECDH(e))
90 		return 0;
91 #endif
92 #ifndef OPENSSL_NO_ECDSA
93 	if ((flags & ENGINE_METHOD_ECDSA) && !ENGINE_set_default_ECDSA(e))
94 		return 0;
95 #endif
96 #ifndef OPENSSL_NO_EC
97 	if ((flags & ENGINE_METHOD_EC) && !ENGINE_set_default_EC(e))
98 		return 0;
99 #endif
100 	if ((flags & ENGINE_METHOD_RAND) && !ENGINE_set_default_RAND(e))
101 		return 0;
102 	if ((flags & ENGINE_METHOD_PKEY_METHS) &&
103 	    !ENGINE_set_default_pkey_meths(e))
104 		return 0;
105 	if ((flags & ENGINE_METHOD_PKEY_ASN1_METHS) &&
106 	    !ENGINE_set_default_pkey_asn1_meths(e))
107 		return 0;
108 	return 1;
109 }
110 
111 /* Set default algorithms using a string */
112 
113 static int
114 int_def_cb(const char *alg, int len, void *arg)
115 {
116 	unsigned int *pflags = arg;
117 
118 	if (!strncmp(alg, "ALL", len))
119 		*pflags |= ENGINE_METHOD_ALL;
120 	else if (!strncmp(alg, "RSA", len))
121 		*pflags |= ENGINE_METHOD_RSA;
122 	else if (!strncmp(alg, "DSA", len))
123 		*pflags |= ENGINE_METHOD_DSA;
124 	else if (!strncmp(alg, "ECDH", len))
125 		*pflags |= ENGINE_METHOD_ECDH;
126 	else if (!strncmp(alg, "ECDSA", len))
127 		*pflags |= ENGINE_METHOD_ECDSA;
128 	else if (!strncmp(alg, "DH", len))
129 		*pflags |= ENGINE_METHOD_DH;
130 	else if (strncmp(alg, "EC", len) == 0)
131 		*pflags |= ENGINE_METHOD_EC;
132 	else if (!strncmp(alg, "RAND", len))
133 		*pflags |= ENGINE_METHOD_RAND;
134 	else if (!strncmp(alg, "CIPHERS", len))
135 		*pflags |= ENGINE_METHOD_CIPHERS;
136 	else if (!strncmp(alg, "DIGESTS", len))
137 		*pflags |= ENGINE_METHOD_DIGESTS;
138 	else if (!strncmp(alg, "PKEY", len))
139 		*pflags |= ENGINE_METHOD_PKEY_METHS |
140 		    ENGINE_METHOD_PKEY_ASN1_METHS;
141 	else if (!strncmp(alg, "PKEY_CRYPTO", len))
142 		*pflags |= ENGINE_METHOD_PKEY_METHS;
143 	else if (!strncmp(alg, "PKEY_ASN1", len))
144 		*pflags |= ENGINE_METHOD_PKEY_ASN1_METHS;
145 	else
146 		return 0;
147 	return 1;
148 }
149 
150 int
151 ENGINE_set_default_string(ENGINE *e, const char *def_list)
152 {
153 	unsigned int flags = 0;
154 
155 	if (!CONF_parse_list(def_list, ',', 1, int_def_cb, &flags)) {
156 		ENGINEerror(ENGINE_R_INVALID_STRING);
157 		ERR_asprintf_error_data("str=%s",def_list);
158 		return 0;
159 	}
160 	return ENGINE_set_default(e, flags);
161 }
162 
163 int
164 ENGINE_register_complete(ENGINE *e)
165 {
166 	ENGINE_register_ciphers(e);
167 	ENGINE_register_digests(e);
168 #ifndef OPENSSL_NO_RSA
169 	ENGINE_register_RSA(e);
170 #endif
171 #ifndef OPENSSL_NO_DSA
172 	ENGINE_register_DSA(e);
173 #endif
174 #ifndef OPENSSL_NO_DH
175 	ENGINE_register_DH(e);
176 #endif
177 #ifndef OPENSSL_NO_ECDH
178 	ENGINE_register_ECDH(e);
179 #endif
180 #ifndef OPENSSL_NO_ECDSA
181 	ENGINE_register_ECDSA(e);
182 #endif
183 #ifndef OPENSSL_NO_EC
184 	ENGINE_register_EC(e);
185 #endif
186 	ENGINE_register_RAND(e);
187 	ENGINE_register_pkey_meths(e);
188 	return 1;
189 }
190 
191 int
192 ENGINE_register_all_complete(void)
193 {
194 	ENGINE *e;
195 
196 	for (e = ENGINE_get_first(); e; e = ENGINE_get_next(e))
197 		if (!(e->flags & ENGINE_FLAGS_NO_REGISTER_ALL))
198 			ENGINE_register_complete(e);
199 	return 1;
200 }
201