1/*
2 * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
3 * Use is subject to license terms.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with this library; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/* *********************************************************************
25 *
26 * The Original Code is the elliptic curve math library.
27 *
28 * The Initial Developer of the Original Code is
29 * Sun Microsystems, Inc.
30 * Portions created by the Initial Developer are Copyright (C) 2003
31 * the Initial Developer. All Rights Reserved.
32 *
33 * Contributor(s):
34 * Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
35 *
36 *********************************************************************** */
37
38#ifndef _ECL_EXP_H
39#define _ECL_EXP_H
40
41/* Curve field type */
42typedef enum {
43 ECField_GFp,
44 ECField_GF2m
45} ECField;
46
47/* Hexadecimal encoding of curve parameters */
48struct ECCurveParamsStr {
49 char *text;
50 ECField field;
51 unsigned int size;
52 char *irr;
53 char *curvea;
54 char *curveb;
55 char *genx;
56 char *geny;
57 char *order;
58 int cofactor;
59};
60typedef struct ECCurveParamsStr ECCurveParams;
61
62/* Named curve parameters */
63typedef enum {
64
65 ECCurve_noName = 0,
66
67 /* NIST prime curves */
68 ECCurve_NIST_P192,
69 ECCurve_NIST_P224,
70 ECCurve_NIST_P256,
71 ECCurve_NIST_P384,
72 ECCurve_NIST_P521,
73
74 /* NIST binary curves */
75 ECCurve_NIST_K163,
76 ECCurve_NIST_B163,
77 ECCurve_NIST_K233,
78 ECCurve_NIST_B233,
79 ECCurve_NIST_K283,
80 ECCurve_NIST_B283,
81 ECCurve_NIST_K409,
82 ECCurve_NIST_B409,
83 ECCurve_NIST_K571,
84 ECCurve_NIST_B571,
85
86 /* ANSI X9.62 prime curves */
87 /* ECCurve_X9_62_PRIME_192V1 == ECCurve_NIST_P192 */
88 ECCurve_X9_62_PRIME_192V2,
89 ECCurve_X9_62_PRIME_192V3,
90 ECCurve_X9_62_PRIME_239V1,
91 ECCurve_X9_62_PRIME_239V2,
92 ECCurve_X9_62_PRIME_239V3,
93 /* ECCurve_X9_62_PRIME_256V1 == ECCurve_NIST_P256 */
94
95 /* ANSI X9.62 binary curves */
96 ECCurve_X9_62_CHAR2_PNB163V1,
97 ECCurve_X9_62_CHAR2_PNB163V2,
98 ECCurve_X9_62_CHAR2_PNB163V3,
99 ECCurve_X9_62_CHAR2_PNB176V1,
100 ECCurve_X9_62_CHAR2_TNB191V1,
101 ECCurve_X9_62_CHAR2_TNB191V2,
102 ECCurve_X9_62_CHAR2_TNB191V3,
103 ECCurve_X9_62_CHAR2_PNB208W1,
104 ECCurve_X9_62_CHAR2_TNB239V1,
105 ECCurve_X9_62_CHAR2_TNB239V2,
106 ECCurve_X9_62_CHAR2_TNB239V3,
107 ECCurve_X9_62_CHAR2_PNB272W1,
108 ECCurve_X9_62_CHAR2_PNB304W1,
109 ECCurve_X9_62_CHAR2_TNB359V1,
110 ECCurve_X9_62_CHAR2_PNB368W1,
111 ECCurve_X9_62_CHAR2_TNB431R1,
112
113 /* SEC2 prime curves */
114 ECCurve_SECG_PRIME_112R1,
115 ECCurve_SECG_PRIME_112R2,
116 ECCurve_SECG_PRIME_128R1,
117 ECCurve_SECG_PRIME_128R2,
118 ECCurve_SECG_PRIME_160K1,
119 ECCurve_SECG_PRIME_160R1,
120 ECCurve_SECG_PRIME_160R2,
121 ECCurve_SECG_PRIME_192K1,
122 /* ECCurve_SECG_PRIME_192R1 == ECCurve_NIST_P192 */
123 ECCurve_SECG_PRIME_224K1,
124 /* ECCurve_SECG_PRIME_224R1 == ECCurve_NIST_P224 */
125 ECCurve_SECG_PRIME_256K1,
126 /* ECCurve_SECG_PRIME_256R1 == ECCurve_NIST_P256 */
127 /* ECCurve_SECG_PRIME_384R1 == ECCurve_NIST_P384 */
128 /* ECCurve_SECG_PRIME_521R1 == ECCurve_NIST_P521 */
129
130 /* SEC2 binary curves */
131 ECCurve_SECG_CHAR2_113R1,
132 ECCurve_SECG_CHAR2_113R2,
133 ECCurve_SECG_CHAR2_131R1,
134 ECCurve_SECG_CHAR2_131R2,
135 /* ECCurve_SECG_CHAR2_163K1 == ECCurve_NIST_K163 */
136 ECCurve_SECG_CHAR2_163R1,
137 /* ECCurve_SECG_CHAR2_163R2 == ECCurve_NIST_B163 */
138 ECCurve_SECG_CHAR2_193R1,
139 ECCurve_SECG_CHAR2_193R2,
140 /* ECCurve_SECG_CHAR2_233K1 == ECCurve_NIST_K233 */
141 /* ECCurve_SECG_CHAR2_233R1 == ECCurve_NIST_B233 */
142 ECCurve_SECG_CHAR2_239K1,
143 /* ECCurve_SECG_CHAR2_283K1 == ECCurve_NIST_K283 */
144 /* ECCurve_SECG_CHAR2_283R1 == ECCurve_NIST_B283 */
145 /* ECCurve_SECG_CHAR2_409K1 == ECCurve_NIST_K409 */
146 /* ECCurve_SECG_CHAR2_409R1 == ECCurve_NIST_B409 */
147 /* ECCurve_SECG_CHAR2_571K1 == ECCurve_NIST_K571 */
148 /* ECCurve_SECG_CHAR2_571R1 == ECCurve_NIST_B571 */
149
150 /* WTLS curves */
151 ECCurve_WTLS_1,
152 /* there is no WTLS 2 curve */
153 /* ECCurve_WTLS_3 == ECCurve_NIST_K163 */
154 /* ECCurve_WTLS_4 == ECCurve_SECG_CHAR2_113R1 */
155 /* ECCurve_WTLS_5 == ECCurve_X9_62_CHAR2_PNB163V1 */
156 /* ECCurve_WTLS_6 == ECCurve_SECG_PRIME_112R1 */
157 /* ECCurve_WTLS_7 == ECCurve_SECG_PRIME_160R1 */
158 ECCurve_WTLS_8,
159 ECCurve_WTLS_9,
160 /* ECCurve_WTLS_10 == ECCurve_NIST_K233 */
161 /* ECCurve_WTLS_11 == ECCurve_NIST_B233 */
162 /* ECCurve_WTLS_12 == ECCurve_NIST_P224 */
163
164 /* ECC Brainpool prime curves in RFC 5639*/
165 ECCurve_BrainpoolP256r1,
166 ECCurve_BrainpoolP320r1,
167 ECCurve_BrainpoolP384r1,
168 ECCurve_BrainpoolP512r1,
169
170 ECCurve_pastLastCurve
171} ECCurveName;
172
173/* Aliased named curves */
174
175#define ECCurve_X9_62_PRIME_192V1 ECCurve_NIST_P192
176#define ECCurve_X9_62_PRIME_256V1 ECCurve_NIST_P256
177#define ECCurve_SECG_PRIME_192R1 ECCurve_NIST_P192
178#define ECCurve_SECG_PRIME_224R1 ECCurve_NIST_P224
179#define ECCurve_SECG_PRIME_256R1 ECCurve_NIST_P256
180#define ECCurve_SECG_PRIME_384R1 ECCurve_NIST_P384
181#define ECCurve_SECG_PRIME_521R1 ECCurve_NIST_P521
182#define ECCurve_SECG_CHAR2_163K1 ECCurve_NIST_K163
183#define ECCurve_SECG_CHAR2_163R2 ECCurve_NIST_B163
184#define ECCurve_SECG_CHAR2_233K1 ECCurve_NIST_K233
185#define ECCurve_SECG_CHAR2_233R1 ECCurve_NIST_B233
186#define ECCurve_SECG_CHAR2_283K1 ECCurve_NIST_K283
187#define ECCurve_SECG_CHAR2_283R1 ECCurve_NIST_B283
188#define ECCurve_SECG_CHAR2_409K1 ECCurve_NIST_K409
189#define ECCurve_SECG_CHAR2_409R1 ECCurve_NIST_B409
190#define ECCurve_SECG_CHAR2_571K1 ECCurve_NIST_K571
191#define ECCurve_SECG_CHAR2_571R1 ECCurve_NIST_B571
192#define ECCurve_WTLS_3 ECCurve_NIST_K163
193#define ECCurve_WTLS_4 ECCurve_SECG_CHAR2_113R1
194#define ECCurve_WTLS_5 ECCurve_X9_62_CHAR2_PNB163V1
195#define ECCurve_WTLS_6 ECCurve_SECG_PRIME_112R1
196#define ECCurve_WTLS_7 ECCurve_SECG_PRIME_160R1
197#define ECCurve_WTLS_10 ECCurve_NIST_K233
198#define ECCurve_WTLS_11 ECCurve_NIST_B233
199#define ECCurve_WTLS_12 ECCurve_NIST_P224
200
201#endif /* _ECL_EXP_H */
202