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      1 /*
      2  * Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
      3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
      4  *
      5  * This code is free software; you can redistribute it and/or modify it
      6  * under the terms of the GNU General Public License version 2 only, as
      7  * published by the Free Software Foundation.  Oracle designates this
      8  * particular file as subject to the "Classpath" exception as provided
      9  * by Oracle in the LICENSE file that accompanied this code.
     10  *
     11  * This code is distributed in the hope that it will be useful, but WITHOUT
     12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
     13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
     14  * version 2 for more details (a copy is included in the LICENSE file that
     15  * accompanied this code).
     16  *
     17  * You should have received a copy of the GNU General Public License version
     18  * 2 along with this work; if not, write to the Free Software Foundation,
     19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
     20  *
     21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
     22  * or visit www.oracle.com if you need additional information or have any
     23  * questions.
     24  */
     25 
     26 package sun.security.ec;
     27 
     28 import java.io.IOException;
     29 import java.math.BigInteger;
     30 import java.util.*;
     31 import java.util.regex.Pattern;
     32 
     33 import java.security.spec.*;
     34 
     35 import sun.security.util.ObjectIdentifier;
     36 import sun.security.util.DerOutputStream;
     37 
     38 /**
     39  * Repository for well-known Elliptic Curve parameters. It is used by both
     40  * the SunPKCS11 and SunJSSE code.
     41  *
     42  * @since   1.6
     43  * @author  Andreas Sterbenz
     44  */
     45 public final class NamedCurve extends ECParameterSpec {
     46 
     47     // friendly name for toString() output
     48     private final String name;
     49 
     50     // well known OID
     51     private final ObjectIdentifier oid;
     52 
     53     // encoded form (as NamedCurve identified via OID)
     54     private final byte[] encoded;
     55 
     56     private NamedCurve(String name, ObjectIdentifier oid, EllipticCurve curve,
     57             ECPoint g, BigInteger n, int h) throws IOException {
     58         super(curve, g, n, h);
     59         this.name = name;
     60         this.oid = oid;
     61 
     62         DerOutputStream out = new DerOutputStream();
     63         out.putOID(oid);
     64         encoded = out.toByteArray();
     65     }
     66 
     67     // Return a NamedCurve for the specified OID/name or null if unknown.
     68     // Used by SunJSSE and SunPKCS11.
     69     public static ECParameterSpec getECParameterSpec(String name) {
     70         NamedCurve spec = oidMap.get(name);
     71         return (spec != null) ? spec : nameMap.get(name);
     72     }
     73 
     74     // Return a NamedCurve for the specified OID or null if unknown.
     75     static ECParameterSpec getECParameterSpec(ObjectIdentifier oid) {
     76         return getECParameterSpec(oid.toString());
     77     }
     78 
     79     // Return EC parameters for the specified field size. If there are known
     80     // NIST recommended parameters for the given length, they are returned.
     81     // Otherwise, if there are multiple matches for the given size, an
     82     // arbitrary one is returns.
     83     // If no parameters are known, the method returns null.
     84     // NOTE that this method returns both prime and binary curves.
     85     // Used by SunPKCS11.
     86     public static ECParameterSpec getECParameterSpec(int length) {
     87         return lengthMap.get(length);
     88     }
     89 
     90     // Used by unit tests.
     91     public static Collection<? extends ECParameterSpec> knownECParameterSpecs() {
     92         return Collections.unmodifiableCollection(oidMap.values());
     93     }
     94 
     95     byte[] getEncoded() {
     96         return encoded.clone();
     97     }
     98 
     99     ObjectIdentifier getObjectIdentifier() {
    100         return oid;
    101     }
    102 
    103     public String toString() {
    104         return name + " (" + oid + ")";
    105     }
    106 
    107     private static final Map<String,NamedCurve> oidMap =
    108                                         new LinkedHashMap<String,NamedCurve>();
    109     private static final Map<String,NamedCurve> nameMap =
    110                                         new HashMap<String,NamedCurve>();
    111     private static final Map<Integer,NamedCurve> lengthMap =
    112                                         new HashMap<Integer,NamedCurve>();
    113 
    114     private static BigInteger bi(String s) {
    115         return new BigInteger(s, 16);
    116     }
    117 
    118     private static Pattern SPLIT_PATTERN = Pattern.compile(",|\\[|\\]");
    119 
    120     private static void add(String name, String soid, int type, String sfield,
    121             String a, String b, String x, String y, String n, int h) {
    122         BigInteger p = bi(sfield);
    123         ECField field;
    124         if ((type == P) || (type == PD)) {
    125             field = new ECFieldFp(p);
    126         } else if ((type == B) || (type == BD)) {
    127             field = new ECFieldF2m(p.bitLength() - 1, p);
    128         } else {
    129             throw new RuntimeException("Invalid type: " + type);
    130         }
    131 
    132         EllipticCurve curve = new EllipticCurve(field, bi(a), bi(b));
    133         ECPoint g = new ECPoint(bi(x), bi(y));
    134 
    135         try {
    136             ObjectIdentifier oid = new ObjectIdentifier(soid);
    137             NamedCurve params = new NamedCurve(name, oid, curve, g, bi(n), h);
    138             if (oidMap.put(soid, params) != null) {
    139                 throw new RuntimeException("Duplication oid: " + soid);
    140             }
    141             String[] commonNames = SPLIT_PATTERN.split(name);
    142             for (String commonName : commonNames) {
    143                 if (nameMap.put(commonName.trim(), params) != null) {
    144                     throw new RuntimeException("Duplication name: " + commonName);
    145                 }
    146             }
    147             int len = field.getFieldSize();
    148             if ((type == PD) || (type == BD) || (lengthMap.get(len) == null)) {
    149                 // add entry if none present for this field size or if
    150                 // the curve is marked as a default curve.
    151                 lengthMap.put(len, params);
    152             }
    153         } catch (IOException e) {
    154             throw new RuntimeException("Internal error", e);
    155         }
    156     }
    157 
    158     private final static int P  = 1; // prime curve
    159     private final static int B  = 2; // binary curve
    160     private final static int PD = 5; // prime curve, mark as default
    161     private final static int BD = 6; // binary curve, mark as default
    162 
    163     static {
    164         /* SEC2 prime curves */
    165         add("secp112r1", "1.3.132.0.6", P,
    166             "DB7C2ABF62E35E668076BEAD208B",
    167             "DB7C2ABF62E35E668076BEAD2088",
    168             "659EF8BA043916EEDE8911702B22",
    169             "09487239995A5EE76B55F9C2F098",
    170             "A89CE5AF8724C0A23E0E0FF77500",
    171             "DB7C2ABF62E35E7628DFAC6561C5",
    172             1);
    173 
    174         add("secp112r2", "1.3.132.0.7", P,
    175             "DB7C2ABF62E35E668076BEAD208B",
    176             "6127C24C05F38A0AAAF65C0EF02C",
    177             "51DEF1815DB5ED74FCC34C85D709",
    178             "4BA30AB5E892B4E1649DD0928643",
    179             "adcd46f5882e3747def36e956e97",
    180             "36DF0AAFD8B8D7597CA10520D04B",
    181             4);
    182 
    183         add("secp128r1", "1.3.132.0.28", P,
    184             "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF",
    185             "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFC",
    186             "E87579C11079F43DD824993C2CEE5ED3",
    187             "161FF7528B899B2D0C28607CA52C5B86",
    188             "CF5AC8395BAFEB13C02DA292DDED7A83",
    189             "FFFFFFFE0000000075A30D1B9038A115",
    190             1);
    191 
    192         add("secp128r2", "1.3.132.0.29", P,
    193             "FFFFFFFDFFFFFFFFFFFFFFFFFFFFFFFF",
    194             "D6031998D1B3BBFEBF59CC9BBFF9AEE1",
    195             "5EEEFCA380D02919DC2C6558BB6D8A5D",
    196             "7B6AA5D85E572983E6FB32A7CDEBC140",
    197             "27B6916A894D3AEE7106FE805FC34B44",
    198             "3FFFFFFF7FFFFFFFBE0024720613B5A3",
    199             4);
    200 
    201         add("secp160k1", "1.3.132.0.9", P,
    202             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73",
    203             "0000000000000000000000000000000000000000",
    204             "0000000000000000000000000000000000000007",
    205             "3B4C382CE37AA192A4019E763036F4F5DD4D7EBB",
    206             "938CF935318FDCED6BC28286531733C3F03C4FEE",
    207             "0100000000000000000001B8FA16DFAB9ACA16B6B3",
    208             1);
    209 
    210         add("secp160r1", "1.3.132.0.8", P,
    211             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF",
    212             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC",
    213             "1C97BEFC54BD7A8B65ACF89F81D4D4ADC565FA45",
    214             "4A96B5688EF573284664698968C38BB913CBFC82",
    215             "23A628553168947D59DCC912042351377AC5FB32",
    216             "0100000000000000000001F4C8F927AED3CA752257",
    217             1);
    218 
    219         add("secp160r2", "1.3.132.0.30", P,
    220             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC73",
    221             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFAC70",
    222             "B4E134D3FB59EB8BAB57274904664D5AF50388BA",
    223             "52DCB034293A117E1F4FF11B30F7199D3144CE6D",
    224             "FEAFFEF2E331F296E071FA0DF9982CFEA7D43F2E",
    225             "0100000000000000000000351EE786A818F3A1A16B",
    226             1);
    227 
    228         add("secp192k1", "1.3.132.0.31", P,
    229             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFEE37",
    230             "000000000000000000000000000000000000000000000000",
    231             "000000000000000000000000000000000000000000000003",
    232             "DB4FF10EC057E9AE26B07D0280B7F4341DA5D1B1EAE06C7D",
    233             "9B2F2F6D9C5628A7844163D015BE86344082AA88D95E2F9D",
    234             "FFFFFFFFFFFFFFFFFFFFFFFE26F2FC170F69466A74DEFD8D",
    235             1);
    236 
    237         add("secp192r1 [NIST P-192, X9.62 prime192v1]", "1.2.840.10045.3.1.1", PD,
    238             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",
    239             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",
    240             "64210519E59C80E70FA7E9AB72243049FEB8DEECC146B9B1",
    241             "188DA80EB03090F67CBF20EB43A18800F4FF0AFD82FF1012",
    242             "07192B95FFC8DA78631011ED6B24CDD573F977A11E794811",
    243             "FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831",
    244             1);
    245 
    246         add("secp224k1", "1.3.132.0.32", P,
    247             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFE56D",
    248             "00000000000000000000000000000000000000000000000000000000",
    249             "00000000000000000000000000000000000000000000000000000005",
    250             "A1455B334DF099DF30FC28A169A467E9E47075A90F7E650EB6B7A45C",
    251             "7E089FED7FBA344282CAFBD6F7E319F7C0B0BD59E2CA4BDB556D61A5",
    252             "010000000000000000000000000001DCE8D2EC6184CAF0A971769FB1F7",
    253             1);
    254 
    255         add("secp224r1 [NIST P-224]", "1.3.132.0.33", PD,
    256             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001",
    257             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE",
    258             "B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4",
    259             "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21",
    260             "BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34",
    261             "FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D",
    262             1);
    263 
    264         add("secp256k1", "1.3.132.0.10", P,
    265             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F",
    266             "0000000000000000000000000000000000000000000000000000000000000000",
    267             "0000000000000000000000000000000000000000000000000000000000000007",
    268             "79BE667EF9DCBBAC55A06295CE870B07029BFCDB2DCE28D959F2815B16F81798",
    269             "483ADA7726A3C4655DA4FBFC0E1108A8FD17B448A68554199C47D08FFB10D4B8",
    270             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141",
    271             1);
    272 
    273         add("secp256r1 [NIST P-256, X9.62 prime256v1]", "1.2.840.10045.3.1.7", PD,
    274             "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFF",
    275             "FFFFFFFF00000001000000000000000000000000FFFFFFFFFFFFFFFFFFFFFFFC",
    276             "5AC635D8AA3A93E7B3EBBD55769886BC651D06B0CC53B0F63BCE3C3E27D2604B",
    277             "6B17D1F2E12C4247F8BCE6E563A440F277037D812DEB33A0F4A13945D898C296",
    278             "4FE342E2FE1A7F9B8EE7EB4A7C0F9E162BCE33576B315ECECBB6406837BF51F5",
    279             "FFFFFFFF00000000FFFFFFFFFFFFFFFFBCE6FAADA7179E84F3B9CAC2FC632551",
    280             1);
    281 
    282         add("secp384r1 [NIST P-384]", "1.3.132.0.34", PD,
    283             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFF",
    284             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFC",
    285             "B3312FA7E23EE7E4988E056BE3F82D19181D9C6EFE8141120314088F5013875AC656398D8A2ED19D2A85C8EDD3EC2AEF",
    286             "AA87CA22BE8B05378EB1C71EF320AD746E1D3B628BA79B9859F741E082542A385502F25DBF55296C3A545E3872760AB7",
    287             "3617DE4A96262C6F5D9E98BF9292DC29F8F41DBD289A147CE9DA3113B5F0B8C00A60B1CE1D7E819D7A431D7C90EA0E5F",
    288             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC7634D81F4372DDF581A0DB248B0A77AECEC196ACCC52973",
    289             1);
    290 
    291         add("secp521r1 [NIST P-521]", "1.3.132.0.35", PD,
    292             "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
    293             "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC",
    294             "0051953EB9618E1C9A1F929A21A0B68540EEA2DA725B99B315F3B8B489918EF109E156193951EC7E937B1652C0BD3BB1BF073573DF883D2C34F1EF451FD46B503F00",
    295             "00C6858E06B70404E9CD9E3ECB662395B4429C648139053FB521F828AF606B4D3DBAA14B5E77EFE75928FE1DC127A2FFA8DE3348B3C1856A429BF97E7E31C2E5BD66",
    296             "011839296A789A3BC0045C8A5FB42C7D1BD998F54449579B446817AFBD17273E662C97EE72995EF42640C550B9013FAD0761353C7086A272C24088BE94769FD16650",
    297             "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA51868783BF2F966B7FCC0148F709A5D03BB5C9B8899C47AEBB6FB71E91386409",
    298             1);
    299 
    300         /* ANSI X9.62 prime curves */
    301         add("X9.62 prime192v2", "1.2.840.10045.3.1.2", P,
    302             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",
    303             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",
    304             "CC22D6DFB95C6B25E49C0D6364A4E5980C393AA21668D953",
    305             "EEA2BAE7E1497842F2DE7769CFE9C989C072AD696F48034A",
    306             "6574D11D69B6EC7A672BB82A083DF2F2B0847DE970B2DE15",
    307             "FFFFFFFFFFFFFFFFFFFFFFFE5FB1A724DC80418648D8DD31",
    308             1);
    309 
    310         add("X9.62 prime192v3", "1.2.840.10045.3.1.3", P,
    311             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF",
    312             "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC",
    313             "22123DC2395A05CAA7423DAECCC94760A7D462256BD56916",
    314             "7D29778100C65A1DA1783716588DCE2B8B4AEE8E228F1896",
    315             "38A90F22637337334B49DCB66A6DC8F9978ACA7648A943B0",
    316             "FFFFFFFFFFFFFFFFFFFFFFFF7A62D031C83F4294F640EC13",
    317             1);
    318 
    319         add("X9.62 prime239v1", "1.2.840.10045.3.1.4", P,
    320             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",
    321             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",
    322             "6B016C3BDCF18941D0D654921475CA71A9DB2FB27D1D37796185C2942C0A",
    323             "0FFA963CDCA8816CCC33B8642BEDF905C3D358573D3F27FBBD3B3CB9AAAF",
    324             "7DEBE8E4E90A5DAE6E4054CA530BA04654B36818CE226B39FCCB7B02F1AE",
    325             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF9E5E9A9F5D9071FBD1522688909D0B",
    326             1);
    327 
    328         add("X9.62 prime239v2", "1.2.840.10045.3.1.5", P,
    329             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",
    330             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",
    331             "617FAB6832576CBBFED50D99F0249C3FEE58B94BA0038C7AE84C8C832F2C",
    332             "38AF09D98727705120C921BB5E9E26296A3CDCF2F35757A0EAFD87B830E7",
    333             "5B0125E4DBEA0EC7206DA0FC01D9B081329FB555DE6EF460237DFF8BE4BA",
    334             "7FFFFFFFFFFFFFFFFFFFFFFF800000CFA7E8594377D414C03821BC582063",
    335             1);
    336 
    337         add("X9.62 prime239v3", "1.2.840.10045.3.1.6", P,
    338             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFF",
    339             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFFFFFFFF8000000000007FFFFFFFFFFC",
    340             "255705FA2A306654B1F4CB03D6A750A30C250102D4988717D9BA15AB6D3E",
    341             "6768AE8E18BB92CFCF005C949AA2C6D94853D0E660BBF854B1C9505FE95A",
    342             "1607E6898F390C06BC1D552BAD226F3B6FCFE48B6E818499AF18E3ED6CF3",
    343             "7FFFFFFFFFFFFFFFFFFFFFFF7FFFFF975DEB41B3A6057C3C432146526551",
    344             1);
    345 
    346         /* SEC2 binary curves */
    347         add("sect113r1", "1.3.132.0.4", B,
    348             "020000000000000000000000000201",
    349             "003088250CA6E7C7FE649CE85820F7",
    350             "00E8BEE4D3E2260744188BE0E9C723",
    351             "009D73616F35F4AB1407D73562C10F",
    352             "00A52830277958EE84D1315ED31886",
    353             "0100000000000000D9CCEC8A39E56F",
    354             2);
    355 
    356         add("sect113r2", "1.3.132.0.5", B,
    357             "020000000000000000000000000201",
    358             "00689918DBEC7E5A0DD6DFC0AA55C7",
    359             "0095E9A9EC9B297BD4BF36E059184F",
    360             "01A57A6A7B26CA5EF52FCDB8164797",
    361             "00B3ADC94ED1FE674C06E695BABA1D",
    362             "010000000000000108789B2496AF93",
    363             2);
    364 
    365         add("sect131r1", "1.3.132.0.22", B,
    366             "080000000000000000000000000000010D",
    367             "07A11B09A76B562144418FF3FF8C2570B8",
    368             "0217C05610884B63B9C6C7291678F9D341",
    369             "0081BAF91FDF9833C40F9C181343638399",
    370             "078C6E7EA38C001F73C8134B1B4EF9E150",
    371             "0400000000000000023123953A9464B54D",
    372             2);
    373 
    374         add("sect131r2", "1.3.132.0.23", B,
    375             "080000000000000000000000000000010D",
    376             "03E5A88919D7CAFCBF415F07C2176573B2",
    377             "04B8266A46C55657AC734CE38F018F2192",
    378             "0356DCD8F2F95031AD652D23951BB366A8",
    379             "0648F06D867940A5366D9E265DE9EB240F",
    380             "0400000000000000016954A233049BA98F",
    381             2);
    382 
    383         add("sect163k1 [NIST K-163]", "1.3.132.0.1", BD,
    384             "0800000000000000000000000000000000000000C9",
    385             "000000000000000000000000000000000000000001",
    386             "000000000000000000000000000000000000000001",
    387             "02FE13C0537BBC11ACAA07D793DE4E6D5E5C94EEE8",
    388             "0289070FB05D38FF58321F2E800536D538CCDAA3D9",
    389             "04000000000000000000020108A2E0CC0D99F8A5EF",
    390             2);
    391 
    392         add("sect163r1", "1.3.132.0.2", B,
    393             "0800000000000000000000000000000000000000C9",
    394             "07B6882CAAEFA84F9554FF8428BD88E246D2782AE2",
    395             "0713612DCDDCB40AAB946BDA29CA91F73AF958AFD9",
    396             "0369979697AB43897789566789567F787A7876A654",
    397             "00435EDB42EFAFB2989D51FEFCE3C80988F41FF883",
    398             "03FFFFFFFFFFFFFFFFFFFF48AAB689C29CA710279B",
    399             2);
    400 
    401         add("sect163r2 [NIST B-163]", "1.3.132.0.15", BD,
    402             "0800000000000000000000000000000000000000C9",
    403             "000000000000000000000000000000000000000001",
    404             "020A601907B8C953CA1481EB10512F78744A3205FD",
    405             "03F0EBA16286A2D57EA0991168D4994637E8343E36",
    406             "00D51FBC6C71A0094FA2CDD545B11C5C0C797324F1",
    407             "040000000000000000000292FE77E70C12A4234C33",
    408             2);
    409 
    410         add("sect193r1", "1.3.132.0.24", B,
    411             "02000000000000000000000000000000000000000000008001",
    412             "0017858FEB7A98975169E171F77B4087DE098AC8A911DF7B01",
    413             "00FDFB49BFE6C3A89FACADAA7A1E5BBC7CC1C2E5D831478814",
    414             "01F481BC5F0FF84A74AD6CDF6FDEF4BF6179625372D8C0C5E1",
    415             "0025E399F2903712CCF3EA9E3A1AD17FB0B3201B6AF7CE1B05",
    416             "01000000000000000000000000C7F34A778F443ACC920EBA49",
    417             2);
    418 
    419         add("sect193r2", "1.3.132.0.25", B,
    420             "02000000000000000000000000000000000000000000008001",
    421             "0163F35A5137C2CE3EA6ED8667190B0BC43ECD69977702709B",
    422             "00C9BB9E8927D4D64C377E2AB2856A5B16E3EFB7F61D4316AE",
    423             "00D9B67D192E0367C803F39E1A7E82CA14A651350AAE617E8F",
    424             "01CE94335607C304AC29E7DEFBD9CA01F596F927224CDECF6C",
    425             "010000000000000000000000015AAB561B005413CCD4EE99D5",
    426             2);
    427 
    428         add("sect233k1 [NIST K-233]", "1.3.132.0.26", BD,
    429             "020000000000000000000000000000000000000004000000000000000001",
    430             "000000000000000000000000000000000000000000000000000000000000",
    431             "000000000000000000000000000000000000000000000000000000000001",
    432             "017232BA853A7E731AF129F22FF4149563A419C26BF50A4C9D6EEFAD6126",
    433             "01DB537DECE819B7F70F555A67C427A8CD9BF18AEB9B56E0C11056FAE6A3",
    434             "008000000000000000000000000000069D5BB915BCD46EFB1AD5F173ABDF",
    435             4);
    436 
    437         add("sect233r1 [NIST B-233]", "1.3.132.0.27", B,
    438             "020000000000000000000000000000000000000004000000000000000001",
    439             "000000000000000000000000000000000000000000000000000000000001",
    440             "0066647EDE6C332C7F8C0923BB58213B333B20E9CE4281FE115F7D8F90AD",
    441             "00FAC9DFCBAC8313BB2139F1BB755FEF65BC391F8B36F8F8EB7371FD558B",
    442             "01006A08A41903350678E58528BEBF8A0BEFF867A7CA36716F7E01F81052",
    443             "01000000000000000000000000000013E974E72F8A6922031D2603CFE0D7",
    444             2);
    445 
    446         add("sect239k1", "1.3.132.0.3", B,
    447             "800000000000000000004000000000000000000000000000000000000001",
    448             "000000000000000000000000000000000000000000000000000000000000",
    449             "000000000000000000000000000000000000000000000000000000000001",
    450             "29A0B6A887A983E9730988A68727A8B2D126C44CC2CC7B2A6555193035DC",
    451             "76310804F12E549BDB011C103089E73510ACB275FC312A5DC6B76553F0CA",
    452             "2000000000000000000000000000005A79FEC67CB6E91F1C1DA800E478A5",
    453             4);
    454 
    455         add("sect283k1 [NIST K-283]", "1.3.132.0.16", BD,
    456             "0800000000000000000000000000000000000000000000000000000000000000000010A1",
    457             "000000000000000000000000000000000000000000000000000000000000000000000000",
    458             "000000000000000000000000000000000000000000000000000000000000000000000001",
    459             "0503213F78CA44883F1A3B8162F188E553CD265F23C1567A16876913B0C2AC2458492836",
    460             "01CCDA380F1C9E318D90F95D07E5426FE87E45C0E8184698E45962364E34116177DD2259",
    461             "01FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE9AE2ED07577265DFF7F94451E061E163C61",
    462             4);
    463 
    464         add("sect283r1 [NIST B-283]", "1.3.132.0.17", B,
    465             "0800000000000000000000000000000000000000000000000000000000000000000010A1",
    466             "000000000000000000000000000000000000000000000000000000000000000000000001",
    467             "027B680AC8B8596DA5A4AF8A19A0303FCA97FD7645309FA2A581485AF6263E313B79A2F5",
    468             "05F939258DB7DD90E1934F8C70B0DFEC2EED25B8557EAC9C80E2E198F8CDBECD86B12053",
    469             "03676854FE24141CB98FE6D4B20D02B4516FF702350EDDB0826779C813F0DF45BE8112F4",
    470             "03FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEF90399660FC938A90165B042A7CEFADB307",
    471             2);
    472 
    473         add("sect409k1 [NIST K-409]", "1.3.132.0.36", BD,
    474             "02000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000000001",
    475             "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
    476             "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
    477             "0060F05F658F49C1AD3AB1890F7184210EFD0987E307C84C27ACCFB8F9F67CC2C460189EB5AAAA62EE222EB1B35540CFE9023746",
    478             "01E369050B7C4E42ACBA1DACBF04299C3460782F918EA427E6325165E9EA10E3DA5F6C42E9C55215AA9CA27A5863EC48D8E0286B",
    479             "007FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE5F83B2D4EA20400EC4557D5ED3E3E7CA5B4B5C83B8E01E5FCF",
    480             4);
    481 
    482         add("sect409r1 [NIST B-409]", "1.3.132.0.37", B,
    483             "02000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000000000001",
    484             "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
    485             "0021A5C2C8EE9FEB5C4B9A753B7B476B7FD6422EF1F3DD674761FA99D6AC27C8A9A197B272822F6CD57A55AA4F50AE317B13545F",
    486             "015D4860D088DDB3496B0C6064756260441CDE4AF1771D4DB01FFE5B34E59703DC255A868A1180515603AEAB60794E54BB7996A7",
    487             "0061B1CFAB6BE5F32BBFA78324ED106A7636B9C5A7BD198D0158AA4F5488D08F38514F1FDF4B4F40D2181B3681C364BA0273C706",
    488             "010000000000000000000000000000000000000000000000000001E2AAD6A612F33307BE5FA47C3C9E052F838164CD37D9A21173",
    489             2);
    490 
    491         add("sect571k1 [NIST K-571]", "1.3.132.0.38", BD,
    492             "080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000425",
    493             "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
    494             "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
    495             "026EB7A859923FBC82189631F8103FE4AC9CA2970012D5D46024804801841CA44370958493B205E647DA304DB4CEB08CBBD1BA39494776FB988B47174DCA88C7E2945283A01C8972",
    496             "0349DC807F4FBF374F4AEADE3BCA95314DD58CEC9F307A54FFC61EFC006D8A2C9D4979C0AC44AEA74FBEBBB9F772AEDCB620B01A7BA7AF1B320430C8591984F601CD4C143EF1C7A3",
    497             "020000000000000000000000000000000000000000000000000000000000000000000000131850E1F19A63E4B391A8DB917F4138B630D84BE5D639381E91DEB45CFE778F637C1001",
    498             4);
    499 
    500         add("sect571r1 [NIST B-571]", "1.3.132.0.39", B,
    501             "080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000425",
    502             "000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001",
    503             "02F40E7E2221F295DE297117B7F3D62F5C6A97FFCB8CEFF1CD6BA8CE4A9A18AD84FFABBD8EFA59332BE7AD6756A66E294AFD185A78FF12AA520E4DE739BACA0C7FFEFF7F2955727A",
    504             "0303001D34B856296C16C0D40D3CD7750A93D1D2955FA80AA5F40FC8DB7B2ABDBDE53950F4C0D293CDD711A35B67FB1499AE60038614F1394ABFA3B4C850D927E1E7769C8EEC2D19",
    505             "037BF27342DA639B6DCCFFFEB73D69D78C6C27A6009CBBCA1980F8533921E8A684423E43BAB08A576291AF8F461BB2A8B3531D2F0485C19B16E2F1516E23DD3C1A4827AF1B8AC15B",
    506             "03FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE661CE18FF55987308059B186823851EC7DD9CA1161DE93D5174D66E8382E9BB2FE84E47",
    507             2);
    508 
    509         /* ANSI X9.62 binary curves */
    510         add("X9.62 c2tnb191v1", "1.2.840.10045.3.0.5", B,
    511             "800000000000000000000000000000000000000000000201",
    512             "2866537B676752636A68F56554E12640276B649EF7526267",
    513             "2E45EF571F00786F67B0081B9495A3D95462F5DE0AA185EC",
    514             "36B3DAF8A23206F9C4F299D7B21A9C369137F2C84AE1AA0D",
    515             "765BE73433B3F95E332932E70EA245CA2418EA0EF98018FB",
    516             "40000000000000000000000004A20E90C39067C893BBB9A5",
    517             2);
    518 
    519         add("X9.62 c2tnb191v2", "1.2.840.10045.3.0.6", B,
    520             "800000000000000000000000000000000000000000000201",
    521             "401028774D7777C7B7666D1366EA432071274F89FF01E718",
    522             "0620048D28BCBD03B6249C99182B7C8CD19700C362C46A01",
    523             "3809B2B7CC1B28CC5A87926AAD83FD28789E81E2C9E3BF10",
    524             "17434386626D14F3DBF01760D9213A3E1CF37AEC437D668A",
    525             "20000000000000000000000050508CB89F652824E06B8173",
    526             4);
    527 
    528         add("X9.62 c2tnb191v3", "1.2.840.10045.3.0.7", B,
    529             "800000000000000000000000000000000000000000000201",
    530             "6C01074756099122221056911C77D77E77A777E7E7E77FCB",
    531             "71FE1AF926CF847989EFEF8DB459F66394D90F32AD3F15E8",
    532             "375D4CE24FDE434489DE8746E71786015009E66E38A926DD",
    533             "545A39176196575D985999366E6AD34CE0A77CD7127B06BE",
    534             "155555555555555555555555610C0B196812BFB6288A3EA3",
    535             6);
    536 
    537         add("X9.62 c2tnb239v1", "1.2.840.10045.3.0.11", B,
    538             "800000000000000000000000000000000000000000000000001000000001",
    539             "32010857077C5431123A46B808906756F543423E8D27877578125778AC76",
    540             "790408F2EEDAF392B012EDEFB3392F30F4327C0CA3F31FC383C422AA8C16",
    541             "57927098FA932E7C0A96D3FD5B706EF7E5F5C156E16B7E7C86038552E91D",
    542             "61D8EE5077C33FECF6F1A16B268DE469C3C7744EA9A971649FC7A9616305",
    543             "2000000000000000000000000000000F4D42FFE1492A4993F1CAD666E447",
    544             4);
    545 
    546         add("X9.62 c2tnb239v2", "1.2.840.10045.3.0.12", B,
    547             "800000000000000000000000000000000000000000000000001000000001",
    548             "4230017757A767FAE42398569B746325D45313AF0766266479B75654E65F",
    549             "5037EA654196CFF0CD82B2C14A2FCF2E3FF8775285B545722F03EACDB74B",
    550             "28F9D04E900069C8DC47A08534FE76D2B900B7D7EF31F5709F200C4CA205",
    551             "5667334C45AFF3B5A03BAD9DD75E2C71A99362567D5453F7FA6E227EC833",
    552             "1555555555555555555555555555553C6F2885259C31E3FCDF154624522D",
    553             6);
    554 
    555         add("X9.62 c2tnb239v3", "1.2.840.10045.3.0.13", B,
    556             "800000000000000000000000000000000000000000000000001000000001",
    557             "01238774666A67766D6676F778E676B66999176666E687666D8766C66A9F",
    558             "6A941977BA9F6A435199ACFC51067ED587F519C5ECB541B8E44111DE1D40",
    559             "70F6E9D04D289C4E89913CE3530BFDE903977D42B146D539BF1BDE4E9C92",
    560             "2E5A0EAF6E5E1305B9004DCE5C0ED7FE59A35608F33837C816D80B79F461",
    561             "0CCCCCCCCCCCCCCCCCCCCCCCCCCCCCAC4912D2D9DF903EF9888B8A0E4CFF",
    562             0xA);
    563 
    564         add("X9.62 c2tnb359v1", "1.2.840.10045.3.0.18", B,
    565             "800000000000000000000000000000000000000000000000000000000000000000000000100000000000000001",
    566             "5667676A654B20754F356EA92017D946567C46675556F19556A04616B567D223A5E05656FB549016A96656A557",
    567             "2472E2D0197C49363F1FE7F5B6DB075D52B6947D135D8CA445805D39BC345626089687742B6329E70680231988",
    568             "3C258EF3047767E7EDE0F1FDAA79DAEE3841366A132E163ACED4ED2401DF9C6BDCDE98E8E707C07A2239B1B097",
    569             "53D7E08529547048121E9C95F3791DD804963948F34FAE7BF44EA82365DC7868FE57E4AE2DE211305A407104BD",
    570             "01AF286BCA1AF286BCA1AF286BCA1AF286BCA1AF286BC9FB8F6B85C556892C20A7EB964FE7719E74F490758D3B",
    571             0x4C);
    572 
    573         add("X9.62 c2tnb431r1", "1.2.840.10045.3.0.20", B,
    574             "800000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000001",
    575             "1A827EF00DD6FC0E234CAF046C6A5D8A85395B236CC4AD2CF32A0CADBDC9DDF620B0EB9906D0957F6C6FEACD615468DF104DE296CD8F",
    576             "10D9B4A3D9047D8B154359ABFB1B7F5485B04CEB868237DDC9DEDA982A679A5A919B626D4E50A8DD731B107A9962381FB5D807BF2618",
    577             "120FC05D3C67A99DE161D2F4092622FECA701BE4F50F4758714E8A87BBF2A658EF8C21E7C5EFE965361F6C2999C0C247B0DBD70CE6B7",
    578             "20D0AF8903A96F8D5FA2C255745D3C451B302C9346D9B7E485E7BCE41F6B591F3E8F6ADDCBB0BC4C2F947A7DE1A89B625D6A598B3760",
    579             "0340340340340340340340340340340340340340340340340340340323C313FAB50589703B5EC68D3587FEC60D161CC149C1AD4A91",
    580             0x2760);
    581 
    582         /* ANSI X9.62 binary curves from the 1998 standard but forbidden
    583          * in the 2005 version of the standard.
    584          * We don't register them but leave them here for the time being in
    585          * case we need to support them after all.
    586          */
    587 /*
    588         add("X9.62 c2pnb163v1", "1.2.840.10045.3.0.1", B,
    589             "080000000000000000000000000000000000000107",
    590             "072546B5435234A422E0789675F432C89435DE5242",
    591             "00C9517D06D5240D3CFF38C74B20B6CD4D6F9DD4D9",
    592             "07AF69989546103D79329FCC3D74880F33BBE803CB",
    593             "01EC23211B5966ADEA1D3F87F7EA5848AEF0B7CA9F",
    594             "0400000000000000000001E60FC8821CC74DAEAFC1",
    595             2);
    596 
    597         add("X9.62 c2pnb163v2", "1.2.840.10045.3.0.2", B,
    598             "080000000000000000000000000000000000000107",
    599             "0108B39E77C4B108BED981ED0E890E117C511CF072",
    600             "0667ACEB38AF4E488C407433FFAE4F1C811638DF20",
    601             "0024266E4EB5106D0A964D92C4860E2671DB9B6CC5",
    602             "079F684DDF6684C5CD258B3890021B2386DFD19FC5",
    603             "03FFFFFFFFFFFFFFFFFFFDF64DE1151ADBB78F10A7",
    604             2);
    605 
    606         add("X9.62 c2pnb163v3", "1.2.840.10045.3.0.3", B,
    607             "080000000000000000000000000000000000000107",
    608             "07A526C63D3E25A256A007699F5447E32AE456B50E",
    609             "03F7061798EB99E238FD6F1BF95B48FEEB4854252B",
    610             "02F9F87B7C574D0BDECF8A22E6524775F98CDEBDCB",
    611             "05B935590C155E17EA48EB3FF3718B893DF59A05D0",
    612             "03FFFFFFFFFFFFFFFFFFFE1AEE140F110AFF961309",
    613             2);
    614 
    615         add("X9.62 c2pnb176w1", "1.2.840.10045.3.0.4", B,
    616             "0100000000000000000000000000000000080000000007",
    617             "E4E6DB2995065C407D9D39B8D0967B96704BA8E9C90B",
    618             "5DDA470ABE6414DE8EC133AE28E9BBD7FCEC0AE0FFF2",
    619             "8D16C2866798B600F9F08BB4A8E860F3298CE04A5798",
    620             "6FA4539C2DADDDD6BAB5167D61B436E1D92BB16A562C",
    621             "00010092537397ECA4F6145799D62B0A19CE06FE26AD",
    622             0xFF6E);
    623 
    624         add("X9.62 c2pnb208w1", "1.2.840.10045.3.0.10", B,
    625             "010000000000000000000000000000000800000000000000000007",
    626             "0000000000000000000000000000000000000000000000000000",
    627             "C8619ED45A62E6212E1160349E2BFA844439FAFC2A3FD1638F9E",
    628             "89FDFBE4ABE193DF9559ECF07AC0CE78554E2784EB8C1ED1A57A",
    629             "0F55B51A06E78E9AC38A035FF520D8B01781BEB1A6BB08617DE3",
    630             "000101BAF95C9723C57B6C21DA2EFF2D5ED588BDD5717E212F9D",
    631             0xFE48);
    632 
    633         add("X9.62 c2pnb272w1", "1.2.840.10045.3.0.16", B,
    634             "010000000000000000000000000000000000000000000000000000010000000000000B",
    635             "91A091F03B5FBA4AB2CCF49C4EDD220FB028712D42BE752B2C40094DBACDB586FB20",
    636             "7167EFC92BB2E3CE7C8AAAFF34E12A9C557003D7C73A6FAF003F99F6CC8482E540F7",
    637             "6108BABB2CEEBCF787058A056CBE0CFE622D7723A289E08A07AE13EF0D10D171DD8D",
    638             "10C7695716851EEF6BA7F6872E6142FBD241B830FF5EFCACECCAB05E02005DDE9D23",
    639             "000100FAF51354E0E39E4892DF6E319C72C8161603FA45AA7B998A167B8F1E629521",
    640             0xFF06);
    641 
    642         add("X9.62 c2pnb304w1", "1.2.840.10045.3.0.17", B,
    643             "010000000000000000000000000000000000000000000000000000000000000000000000000807",
    644             "FD0D693149A118F651E6DCE6802085377E5F882D1B510B44160074C1288078365A0396C8E681",
    645             "BDDB97E555A50A908E43B01C798EA5DAA6788F1EA2794EFCF57166B8C14039601E55827340BE",
    646             "197B07845E9BE2D96ADB0F5F3C7F2CFFBD7A3EB8B6FEC35C7FD67F26DDF6285A644F740A2614",
    647             "E19FBEB76E0DA171517ECF401B50289BF014103288527A9B416A105E80260B549FDC1B92C03B",
    648             "000101D556572AABAC800101D556572AABAC8001022D5C91DD173F8FB561DA6899164443051D",
    649             0xFE2E);
    650 
    651         add("X9.62 c2pnb368w1", "1.2.840.10045.3.0.19", B,
    652             "0100000000000000000000000000000000000000000000000000000000000000000000002000000000000000000007",
    653             "E0D2EE25095206F5E2A4F9ED229F1F256E79A0E2B455970D8D0D865BD94778C576D62F0AB7519CCD2A1A906AE30D",
    654             "FC1217D4320A90452C760A58EDCD30C8DD069B3C34453837A34ED50CB54917E1C2112D84D164F444F8F74786046A",
    655             "1085E2755381DCCCE3C1557AFA10C2F0C0C2825646C5B34A394CBCFA8BC16B22E7E789E927BE216F02E1FB136A5F",
    656             "7B3EB1BDDCBA62D5D8B2059B525797FC73822C59059C623A45FF3843CEE8F87CD1855ADAA81E2A0750B80FDA2310",
    657             "00010090512DA9AF72B08349D98A5DD4C7B0532ECA51CE03E2D10F3B7AC579BD87E909AE40A6F131E9CFCE5BD967",
    658             0xFF70);
    659 */
    660 
    661         SPLIT_PATTERN = null;
    662     }
    663 
    664 }
    665