1 /* $OpenBSD: gostr341001_params.c,v 1.4 2020/06/05 17:12:09 jsing Exp $ */
2 /*
3  * Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
4  * Copyright (c) 2005-2006 Cryptocom LTD
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in
15  *    the documentation and/or other materials provided with the
16  *    distribution.
17  *
18  * 3. All advertising materials mentioning features or use of this
19  *    software must display the following acknowledgment:
20  *    "This product includes software developed by the OpenSSL Project
21  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
22  *
23  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
24  *    endorse or promote products derived from this software without
25  *    prior written permission. For written permission, please contact
26  *    openssl-core@openssl.org.
27  *
28  * 5. Products derived from this software may not be called "OpenSSL"
29  *    nor may "OpenSSL" appear in their names without prior written
30  *    permission of the OpenSSL Project.
31  *
32  * 6. Redistributions of any form whatsoever must retain the following
33  *    acknowledgment:
34  *    "This product includes software developed by the OpenSSL Project
35  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
36  *
37  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
38  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
39  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
40  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
41  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
43  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
44  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
45  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
46  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
47  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
48  * OF THE POSSIBILITY OF SUCH DAMAGE.
49  * ====================================================================
50  */
51 
52 #include <string.h>
53 
54 #include <openssl/opensslconf.h>
55 
56 #ifndef OPENSSL_NO_GOST
57 #include <openssl/objects.h>
58 #include <openssl/gost.h>
59 
60 #include "gost_locl.h"
61 
62 int
GostR3410_get_md_digest(int nid)63 GostR3410_get_md_digest(int nid)
64 {
65 	if (nid == NID_id_GostR3411_94_CryptoProParamSet)
66 		return NID_id_GostR3411_94;
67 	return nid;
68 }
69 
70 int
GostR3410_get_pk_digest(int nid)71 GostR3410_get_pk_digest(int nid)
72 {
73 	switch (nid) {
74 	case NID_id_GostR3411_94_CryptoProParamSet:
75 		return NID_id_GostR3410_2001;
76 	case NID_id_tc26_gost3411_2012_256:
77 		return NID_id_tc26_gost3410_2012_256;
78 	case NID_id_tc26_gost3411_2012_512:
79 		return NID_id_tc26_gost3410_2012_512;
80 	default:
81 		return NID_undef;
82 	}
83 }
84 
85 typedef struct GostR3410_params {
86 	const char *name;
87 	int nid;
88 } GostR3410_params;
89 
90 static const GostR3410_params GostR3410_256_params[] = {
91 	{ "A",  NID_id_GostR3410_2001_CryptoPro_A_ParamSet },
92 	{ "B",  NID_id_GostR3410_2001_CryptoPro_B_ParamSet },
93 	{ "C",  NID_id_GostR3410_2001_CryptoPro_C_ParamSet },
94 	{ "0",  NID_id_GostR3410_2001_TestParamSet },
95 	{ "XA", NID_id_GostR3410_2001_CryptoPro_XchA_ParamSet },
96 	{ "XB", NID_id_GostR3410_2001_CryptoPro_XchB_ParamSet },
97 	{ NULL, NID_undef },
98 };
99 
100 static const GostR3410_params GostR3410_512_params[] = {
101 	{ "A",  NID_id_tc26_gost_3410_12_512_paramSetA },
102 	{ "B",  NID_id_tc26_gost_3410_12_512_paramSetB },
103 	{ NULL, NID_undef },
104 };
105 
106 int
GostR3410_256_param_id(const char * value)107 GostR3410_256_param_id(const char *value)
108 {
109 	int i;
110 
111 	for (i = 0; GostR3410_256_params[i].nid != NID_undef; i++) {
112 		if (strcasecmp(GostR3410_256_params[i].name, value) == 0)
113 			return GostR3410_256_params[i].nid;
114 	}
115 
116 	return NID_undef;
117 }
118 
119 int
GostR3410_512_param_id(const char * value)120 GostR3410_512_param_id(const char *value)
121 {
122 	int i;
123 
124 	for (i = 0; GostR3410_512_params[i].nid != NID_undef; i++) {
125 		if (strcasecmp(GostR3410_512_params[i].name, value) == 0)
126 			return GostR3410_512_params[i].nid;
127 	}
128 
129 	return NID_undef;
130 }
131 
132 #endif
133