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Andrey K. Choi
2025-10-09 09:57:24 +09:00
commit 4d551bd74f
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112
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/DHDomainParameters.cs Normal file
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using System;
using System.Collections;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9;
public class DHDomainParameters : Asn1Encodable
{
private readonly DerInteger p;
private readonly DerInteger g;
private readonly DerInteger q;
private readonly DerInteger j;
private readonly DHValidationParms validationParms;
public DerInteger P => p;
public DerInteger G => g;
public DerInteger Q => q;
public DerInteger J => j;
public DHValidationParms ValidationParms => validationParms;
public static DHDomainParameters GetInstance(Asn1TaggedObject obj, bool isExplicit)
{
return GetInstance(Asn1Sequence.GetInstance(obj, isExplicit));
}
public static DHDomainParameters GetInstance(object obj)
{
if (obj == null || obj is DHDomainParameters)
{
return (DHDomainParameters)obj;
}
if (obj is Asn1Sequence)
{
return new DHDomainParameters((Asn1Sequence)obj);
}
throw new ArgumentException("Invalid DHDomainParameters: " + Platform.GetTypeName(obj), "obj");
}
public DHDomainParameters(DerInteger p, DerInteger g, DerInteger q, DerInteger j, DHValidationParms validationParms)
{
if (p == null)
{
throw new ArgumentNullException("p");
}
if (g == null)
{
throw new ArgumentNullException("g");
}
if (q == null)
{
throw new ArgumentNullException("q");
}
this.p = p;
this.g = g;
this.q = q;
this.j = j;
this.validationParms = validationParms;
}
private DHDomainParameters(Asn1Sequence seq)
{
if (seq.Count < 3 || seq.Count > 5)
{
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
}
IEnumerator enumerator = seq.GetEnumerator();
p = DerInteger.GetInstance(GetNext(enumerator));
g = DerInteger.GetInstance(GetNext(enumerator));
q = DerInteger.GetInstance(GetNext(enumerator));
Asn1Encodable next = GetNext(enumerator);
if (next != null && next is DerInteger)
{
j = DerInteger.GetInstance(next);
next = GetNext(enumerator);
}
if (next != null)
{
validationParms = DHValidationParms.GetInstance(next.ToAsn1Object());
}
}
private static Asn1Encodable GetNext(IEnumerator e)
{
if (!e.MoveNext())
{
return null;
}
return (Asn1Encodable)e.Current;
}
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(p, g, q);
if (j != null)
{
asn1EncodableVector.Add(j);
}
if (validationParms != null)
{
asn1EncodableVector.Add(validationParms);
}
return new DerSequence(asn1EncodableVector);
}
}

43
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/DHPublicKey.cs Normal file
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using System;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9;
public class DHPublicKey : Asn1Encodable
{
private readonly DerInteger y;
public DerInteger Y => y;
public static DHPublicKey GetInstance(Asn1TaggedObject obj, bool isExplicit)
{
return GetInstance(DerInteger.GetInstance(obj, isExplicit));
}
public static DHPublicKey GetInstance(object obj)
{
if (obj == null || obj is DHPublicKey)
{
return (DHPublicKey)obj;
}
if (obj is DerInteger)
{
return new DHPublicKey((DerInteger)obj);
}
throw new ArgumentException("Invalid DHPublicKey: " + Platform.GetTypeName(obj), "obj");
}
public DHPublicKey(DerInteger y)
{
if (y == null)
{
throw new ArgumentNullException("y");
}
this.y = y;
}
public override Asn1Object ToAsn1Object()
{
return y;
}
}

62
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/DHValidationParms.cs Normal file
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using System;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9;
public class DHValidationParms : Asn1Encodable
{
private readonly DerBitString seed;
private readonly DerInteger pgenCounter;
public DerBitString Seed => seed;
public DerInteger PgenCounter => pgenCounter;
public static DHValidationParms GetInstance(Asn1TaggedObject obj, bool isExplicit)
{
return GetInstance(Asn1Sequence.GetInstance(obj, isExplicit));
}
public static DHValidationParms GetInstance(object obj)
{
if (obj == null || obj is DHDomainParameters)
{
return (DHValidationParms)obj;
}
if (obj is Asn1Sequence)
{
return new DHValidationParms((Asn1Sequence)obj);
}
throw new ArgumentException("Invalid DHValidationParms: " + Platform.GetTypeName(obj), "obj");
}
public DHValidationParms(DerBitString seed, DerInteger pgenCounter)
{
if (seed == null)
{
throw new ArgumentNullException("seed");
}
if (pgenCounter == null)
{
throw new ArgumentNullException("pgenCounter");
}
this.seed = seed;
this.pgenCounter = pgenCounter;
}
private DHValidationParms(Asn1Sequence seq)
{
if (seq.Count != 2)
{
throw new ArgumentException("Bad sequence size: " + seq.Count, "seq");
}
seed = DerBitString.GetInstance(seq[0]);
pgenCounter = DerInteger.GetInstance(seq[1]);
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(seed, pgenCounter);
}
}

156
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/ECNamedCurveTable.cs Normal file
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using System.Collections;
using Org.BouncyCastle.Asn1.Anssi;
using Org.BouncyCastle.Asn1.CryptoPro;
using Org.BouncyCastle.Asn1.GM;
using Org.BouncyCastle.Asn1.Nist;
using Org.BouncyCastle.Asn1.Sec;
using Org.BouncyCastle.Asn1.TeleTrust;
using Org.BouncyCastle.Crypto.Parameters;
using Org.BouncyCastle.Utilities;
using Org.BouncyCastle.Utilities.Collections;
namespace Org.BouncyCastle.Asn1.X9;
public class ECNamedCurveTable
{
public static IEnumerable Names
{
get
{
IList list = Platform.CreateArrayList();
CollectionUtilities.AddRange(list, X962NamedCurves.Names);
CollectionUtilities.AddRange(list, SecNamedCurves.Names);
CollectionUtilities.AddRange(list, NistNamedCurves.Names);
CollectionUtilities.AddRange(list, TeleTrusTNamedCurves.Names);
CollectionUtilities.AddRange(list, AnssiNamedCurves.Names);
CollectionUtilities.AddRange(list, ECGost3410NamedCurves.Names);
CollectionUtilities.AddRange(list, GMNamedCurves.Names);
return list;
}
}
public static X9ECParameters GetByName(string name)
{
X9ECParameters x9ECParameters = X962NamedCurves.GetByName(name);
if (x9ECParameters == null)
{
x9ECParameters = SecNamedCurves.GetByName(name);
}
if (x9ECParameters == null)
{
x9ECParameters = NistNamedCurves.GetByName(name);
}
if (x9ECParameters == null)
{
x9ECParameters = TeleTrusTNamedCurves.GetByName(name);
}
if (x9ECParameters == null)
{
x9ECParameters = AnssiNamedCurves.GetByName(name);
}
if (x9ECParameters == null)
{
x9ECParameters = FromDomainParameters(ECGost3410NamedCurves.GetByName(name));
}
if (x9ECParameters == null)
{
x9ECParameters = GMNamedCurves.GetByName(name);
}
return x9ECParameters;
}
public static string GetName(DerObjectIdentifier oid)
{
string name = X962NamedCurves.GetName(oid);
if (name == null)
{
name = SecNamedCurves.GetName(oid);
}
if (name == null)
{
name = NistNamedCurves.GetName(oid);
}
if (name == null)
{
name = TeleTrusTNamedCurves.GetName(oid);
}
if (name == null)
{
name = AnssiNamedCurves.GetName(oid);
}
if (name == null)
{
name = ECGost3410NamedCurves.GetName(oid);
}
if (name == null)
{
name = GMNamedCurves.GetName(oid);
}
return name;
}
public static DerObjectIdentifier GetOid(string name)
{
DerObjectIdentifier oid = X962NamedCurves.GetOid(name);
if (oid == null)
{
oid = SecNamedCurves.GetOid(name);
}
if (oid == null)
{
oid = NistNamedCurves.GetOid(name);
}
if (oid == null)
{
oid = TeleTrusTNamedCurves.GetOid(name);
}
if (oid == null)
{
oid = AnssiNamedCurves.GetOid(name);
}
if (oid == null)
{
oid = ECGost3410NamedCurves.GetOid(name);
}
if (oid == null)
{
oid = GMNamedCurves.GetOid(name);
}
return oid;
}
public static X9ECParameters GetByOid(DerObjectIdentifier oid)
{
X9ECParameters x9ECParameters = X962NamedCurves.GetByOid(oid);
if (x9ECParameters == null)
{
x9ECParameters = SecNamedCurves.GetByOid(oid);
}
if (x9ECParameters == null)
{
x9ECParameters = TeleTrusTNamedCurves.GetByOid(oid);
}
if (x9ECParameters == null)
{
x9ECParameters = AnssiNamedCurves.GetByOid(oid);
}
if (x9ECParameters == null)
{
x9ECParameters = FromDomainParameters(ECGost3410NamedCurves.GetByOid(oid));
}
if (x9ECParameters == null)
{
x9ECParameters = GMNamedCurves.GetByOid(oid);
}
return x9ECParameters;
}
private static X9ECParameters FromDomainParameters(ECDomainParameters dp)
{
if (dp != null)
{
return new X9ECParameters(dp.Curve, dp.G, dp.N, dp.H, dp.GetSeed());
}
return null;
}
}

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output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/KeySpecificInfo.cs Normal file
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using System.Collections;
namespace Org.BouncyCastle.Asn1.X9;
public class KeySpecificInfo : Asn1Encodable
{
private DerObjectIdentifier algorithm;
private Asn1OctetString counter;
public DerObjectIdentifier Algorithm => algorithm;
public Asn1OctetString Counter => counter;
public KeySpecificInfo(DerObjectIdentifier algorithm, Asn1OctetString counter)
{
this.algorithm = algorithm;
this.counter = counter;
}
public KeySpecificInfo(Asn1Sequence seq)
{
IEnumerator enumerator = seq.GetEnumerator();
enumerator.MoveNext();
algorithm = (DerObjectIdentifier)enumerator.Current;
enumerator.MoveNext();
counter = (Asn1OctetString)enumerator.Current;
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(algorithm, counter);
}
}

55
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/OtherInfo.cs Normal file
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using System.Collections;
namespace Org.BouncyCastle.Asn1.X9;
public class OtherInfo : Asn1Encodable
{
private KeySpecificInfo keyInfo;
private Asn1OctetString partyAInfo;
private Asn1OctetString suppPubInfo;
public KeySpecificInfo KeyInfo => keyInfo;
public Asn1OctetString PartyAInfo => partyAInfo;
public Asn1OctetString SuppPubInfo => suppPubInfo;
public OtherInfo(KeySpecificInfo keyInfo, Asn1OctetString partyAInfo, Asn1OctetString suppPubInfo)
{
this.keyInfo = keyInfo;
this.partyAInfo = partyAInfo;
this.suppPubInfo = suppPubInfo;
}
public OtherInfo(Asn1Sequence seq)
{
IEnumerator enumerator = seq.GetEnumerator();
enumerator.MoveNext();
keyInfo = new KeySpecificInfo((Asn1Sequence)enumerator.Current);
while (enumerator.MoveNext())
{
DerTaggedObject derTaggedObject = (DerTaggedObject)enumerator.Current;
if (derTaggedObject.TagNo == 0)
{
partyAInfo = (Asn1OctetString)derTaggedObject.GetObject();
}
else if (derTaggedObject.TagNo == 2)
{
suppPubInfo = (Asn1OctetString)derTaggedObject.GetObject();
}
}
}
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(keyInfo);
if (partyAInfo != null)
{
asn1EncodableVector.Add(new DerTaggedObject(0, partyAInfo));
}
asn1EncodableVector.Add(new DerTaggedObject(2, suppPubInfo));
return new DerSequence(asn1EncodableVector);
}
}

476
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X962NamedCurves.cs Normal file
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using System.Collections;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
using Org.BouncyCastle.Utilities;
using Org.BouncyCastle.Utilities.Collections;
using Org.BouncyCastle.Utilities.Encoders;
namespace Org.BouncyCastle.Asn1.X9;
public sealed class X962NamedCurves
{
internal class Prime192v1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new Prime192v1Holder();
private Prime192v1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("ffffffffffffffffffffffff99def836146bc9b1b4d22831", 16);
BigInteger one = BigInteger.One;
ECCurve eCCurve = new FpCurve(new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF", 16), new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16), new BigInteger("64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1", 16), bigInteger, one);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012")), bigInteger, one, Hex.Decode("3045AE6FC8422f64ED579528D38120EAE12196D5"));
}
}
internal class Prime192v2Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new Prime192v2Holder();
private Prime192v2Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("fffffffffffffffffffffffe5fb1a724dc80418648d8dd31", 16);
BigInteger one = BigInteger.One;
ECCurve eCCurve = new FpCurve(new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF", 16), new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16), new BigInteger("cc22d6dfb95c6b25e49c0d6364a4e5980c393aa21668d953", 16), bigInteger, one);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("03eea2bae7e1497842f2de7769cfe9c989c072ad696f48034a")), bigInteger, one, Hex.Decode("31a92ee2029fd10d901b113e990710f0d21ac6b6"));
}
}
internal class Prime192v3Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new Prime192v3Holder();
private Prime192v3Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("ffffffffffffffffffffffff7a62d031c83f4294f640ec13", 16);
BigInteger one = BigInteger.One;
ECCurve eCCurve = new FpCurve(new BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF", 16), new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16), new BigInteger("22123dc2395a05caa7423daeccc94760a7d462256bd56916", 16), bigInteger, one);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("027d29778100c65a1da1783716588dce2b8b4aee8e228f1896")), bigInteger, one, Hex.Decode("c469684435deb378c4b65ca9591e2a5763059a2e"));
}
}
internal class Prime239v1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new Prime239v1Holder();
private Prime239v1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("7fffffffffffffffffffffff7fffff9e5e9a9f5d9071fbd1522688909d0b", 16);
BigInteger one = BigInteger.One;
ECCurve eCCurve = new FpCurve(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16), bigInteger, one);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")), bigInteger, one, Hex.Decode("e43bb460f0b80cc0c0b075798e948060f8321b7d"));
}
}
internal class Prime239v2Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new Prime239v2Holder();
private Prime239v2Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("7fffffffffffffffffffffff800000cfa7e8594377d414c03821bc582063", 16);
BigInteger one = BigInteger.One;
ECCurve eCCurve = new FpCurve(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), new BigInteger("617fab6832576cbbfed50d99f0249c3fee58b94ba0038c7ae84c8c832f2c", 16), bigInteger, one);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0238af09d98727705120c921bb5e9e26296a3cdcf2f35757a0eafd87b830e7")), bigInteger, one, Hex.Decode("e8b4011604095303ca3b8099982be09fcb9ae616"));
}
}
internal class Prime239v3Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new Prime239v3Holder();
private Prime239v3Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("7fffffffffffffffffffffff7fffff975deb41b3a6057c3c432146526551", 16);
BigInteger one = BigInteger.One;
ECCurve eCCurve = new FpCurve(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"), new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), new BigInteger("255705fa2a306654b1f4cb03d6a750a30c250102d4988717d9ba15ab6d3e", 16), bigInteger, one);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("036768ae8e18bb92cfcf005c949aa2c6d94853d0e660bbf854b1c9505fe95a")), bigInteger, one, Hex.Decode("7d7374168ffe3471b60a857686a19475d3bfa2ff"));
}
}
internal class Prime256v1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new Prime256v1Holder();
private Prime256v1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551", 16);
BigInteger one = BigInteger.One;
ECCurve eCCurve = new FpCurve(new BigInteger("115792089210356248762697446949407573530086143415290314195533631308867097853951"), new BigInteger("ffffffff00000001000000000000000000000000fffffffffffffffffffffffc", 16), new BigInteger("5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b", 16), bigInteger, one);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("036b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c296")), bigInteger, one, Hex.Decode("c49d360886e704936a6678e1139d26b7819f7e90"));
}
}
internal class C2pnb163v1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb163v1Holder();
private C2pnb163v1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("0400000000000000000001E60FC8821CC74DAEAFC1", 16);
BigInteger two = BigInteger.Two;
ECCurve eCCurve = new F2mCurve(163, 1, 2, 8, new BigInteger("072546B5435234A422E0789675F432C89435DE5242", 16), new BigInteger("00C9517D06D5240D3CFF38C74B20B6CD4D6F9DD4D9", 16), bigInteger, two);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0307AF69989546103D79329FCC3D74880F33BBE803CB")), bigInteger, two, Hex.Decode("D2C0FB15760860DEF1EEF4D696E6768756151754"));
}
}
internal class C2pnb163v2Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb163v2Holder();
private C2pnb163v2Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("03FFFFFFFFFFFFFFFFFFFDF64DE1151ADBB78F10A7", 16);
BigInteger two = BigInteger.Two;
ECCurve eCCurve = new F2mCurve(163, 1, 2, 8, new BigInteger("0108B39E77C4B108BED981ED0E890E117C511CF072", 16), new BigInteger("0667ACEB38AF4E488C407433FFAE4F1C811638DF20", 16), bigInteger, two);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("030024266E4EB5106D0A964D92C4860E2671DB9B6CC5")), bigInteger, two, null);
}
}
internal class C2pnb163v3Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb163v3Holder();
private C2pnb163v3Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("03FFFFFFFFFFFFFFFFFFFE1AEE140F110AFF961309", 16);
BigInteger two = BigInteger.Two;
ECCurve eCCurve = new F2mCurve(163, 1, 2, 8, new BigInteger("07A526C63D3E25A256A007699F5447E32AE456B50E", 16), new BigInteger("03F7061798EB99E238FD6F1BF95B48FEEB4854252B", 16), bigInteger, two);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0202F9F87B7C574D0BDECF8A22E6524775F98CDEBDCB")), bigInteger, two, null);
}
}
internal class C2pnb176w1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb176w1Holder();
private C2pnb176w1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("010092537397ECA4F6145799D62B0A19CE06FE26AD", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(65390L);
ECCurve eCCurve = new F2mCurve(176, 1, 2, 43, new BigInteger("00E4E6DB2995065C407D9D39B8D0967B96704BA8E9C90B", 16), new BigInteger("005DDA470ABE6414DE8EC133AE28E9BBD7FCEC0AE0FFF2", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("038D16C2866798B600F9F08BB4A8E860F3298CE04A5798")), bigInteger, bigInteger2, null);
}
}
internal class C2tnb191v1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb191v1Holder();
private C2tnb191v1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("40000000000000000000000004A20E90C39067C893BBB9A5", 16);
BigInteger two = BigInteger.Two;
ECCurve eCCurve = new F2mCurve(191, 9, new BigInteger("2866537B676752636A68F56554E12640276B649EF7526267", 16), new BigInteger("2E45EF571F00786F67B0081B9495A3D95462F5DE0AA185EC", 16), bigInteger, two);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0236B3DAF8A23206F9C4F299D7B21A9C369137F2C84AE1AA0D")), bigInteger, two, Hex.Decode("4E13CA542744D696E67687561517552F279A8C84"));
}
}
internal class C2tnb191v2Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb191v2Holder();
private C2tnb191v2Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("20000000000000000000000050508CB89F652824E06B8173", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(4L);
ECCurve eCCurve = new F2mCurve(191, 9, new BigInteger("401028774D7777C7B7666D1366EA432071274F89FF01E718", 16), new BigInteger("0620048D28BCBD03B6249C99182B7C8CD19700C362C46A01", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("023809B2B7CC1B28CC5A87926AAD83FD28789E81E2C9E3BF10")), bigInteger, bigInteger2, null);
}
}
internal class C2tnb191v3Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb191v3Holder();
private C2tnb191v3Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("155555555555555555555555610C0B196812BFB6288A3EA3", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(6L);
ECCurve eCCurve = new F2mCurve(191, 9, new BigInteger("6C01074756099122221056911C77D77E77A777E7E7E77FCB", 16), new BigInteger("71FE1AF926CF847989EFEF8DB459F66394D90F32AD3F15E8", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("03375D4CE24FDE434489DE8746E71786015009E66E38A926DD")), bigInteger, bigInteger2, null);
}
}
internal class C2pnb208w1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb208w1Holder();
private C2pnb208w1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("0101BAF95C9723C57B6C21DA2EFF2D5ED588BDD5717E212F9D", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(65096L);
ECCurve eCCurve = new F2mCurve(208, 1, 2, 83, new BigInteger("0", 16), new BigInteger("00C8619ED45A62E6212E1160349E2BFA844439FAFC2A3FD1638F9E", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0289FDFBE4ABE193DF9559ECF07AC0CE78554E2784EB8C1ED1A57A")), bigInteger, bigInteger2, null);
}
}
internal class C2tnb239v1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb239v1Holder();
private C2tnb239v1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("2000000000000000000000000000000F4D42FFE1492A4993F1CAD666E447", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(4L);
ECCurve eCCurve = new F2mCurve(239, 36, new BigInteger("32010857077C5431123A46B808906756F543423E8D27877578125778AC76", 16), new BigInteger("790408F2EEDAF392B012EDEFB3392F30F4327C0CA3F31FC383C422AA8C16", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0257927098FA932E7C0A96D3FD5B706EF7E5F5C156E16B7E7C86038552E91D")), bigInteger, bigInteger2, null);
}
}
internal class C2tnb239v2Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb239v2Holder();
private C2tnb239v2Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("1555555555555555555555555555553C6F2885259C31E3FCDF154624522D", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(6L);
ECCurve eCCurve = new F2mCurve(239, 36, new BigInteger("4230017757A767FAE42398569B746325D45313AF0766266479B75654E65F", 16), new BigInteger("5037EA654196CFF0CD82B2C14A2FCF2E3FF8775285B545722F03EACDB74B", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0228F9D04E900069C8DC47A08534FE76D2B900B7D7EF31F5709F200C4CA205")), bigInteger, bigInteger2, null);
}
}
internal class C2tnb239v3Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb239v3Holder();
private C2tnb239v3Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("0CCCCCCCCCCCCCCCCCCCCCCCCCCCCCAC4912D2D9DF903EF9888B8A0E4CFF", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(10L);
ECCurve eCCurve = new F2mCurve(239, 36, new BigInteger("01238774666A67766D6676F778E676B66999176666E687666D8766C66A9F", 16), new BigInteger("6A941977BA9F6A435199ACFC51067ED587F519C5ECB541B8E44111DE1D40", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("0370F6E9D04D289C4E89913CE3530BFDE903977D42B146D539BF1BDE4E9C92")), bigInteger, bigInteger2, null);
}
}
internal class C2pnb272w1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb272w1Holder();
private C2pnb272w1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("0100FAF51354E0E39E4892DF6E319C72C8161603FA45AA7B998A167B8F1E629521", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(65286L);
ECCurve eCCurve = new F2mCurve(272, 1, 3, 56, new BigInteger("0091A091F03B5FBA4AB2CCF49C4EDD220FB028712D42BE752B2C40094DBACDB586FB20", 16), new BigInteger("7167EFC92BB2E3CE7C8AAAFF34E12A9C557003D7C73A6FAF003F99F6CC8482E540F7", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("026108BABB2CEEBCF787058A056CBE0CFE622D7723A289E08A07AE13EF0D10D171DD8D")), bigInteger, bigInteger2, null);
}
}
internal class C2pnb304w1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb304w1Holder();
private C2pnb304w1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("0101D556572AABAC800101D556572AABAC8001022D5C91DD173F8FB561DA6899164443051D", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(65070L);
ECCurve eCCurve = new F2mCurve(304, 1, 2, 11, new BigInteger("00FD0D693149A118F651E6DCE6802085377E5F882D1B510B44160074C1288078365A0396C8E681", 16), new BigInteger("00BDDB97E555A50A908E43B01C798EA5DAA6788F1EA2794EFCF57166B8C14039601E55827340BE", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("02197B07845E9BE2D96ADB0F5F3C7F2CFFBD7A3EB8B6FEC35C7FD67F26DDF6285A644F740A2614")), bigInteger, bigInteger2, null);
}
}
internal class C2tnb359v1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb359v1Holder();
private C2tnb359v1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("01AF286BCA1AF286BCA1AF286BCA1AF286BCA1AF286BC9FB8F6B85C556892C20A7EB964FE7719E74F490758D3B", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(76L);
ECCurve eCCurve = new F2mCurve(359, 68, new BigInteger("5667676A654B20754F356EA92017D946567C46675556F19556A04616B567D223A5E05656FB549016A96656A557", 16), new BigInteger("2472E2D0197C49363F1FE7F5B6DB075D52B6947D135D8CA445805D39BC345626089687742B6329E70680231988", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("033C258EF3047767E7EDE0F1FDAA79DAEE3841366A132E163ACED4ED2401DF9C6BDCDE98E8E707C07A2239B1B097")), bigInteger, bigInteger2, null);
}
}
internal class C2pnb368w1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2pnb368w1Holder();
private C2pnb368w1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("010090512DA9AF72B08349D98A5DD4C7B0532ECA51CE03E2D10F3B7AC579BD87E909AE40A6F131E9CFCE5BD967", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(65392L);
ECCurve eCCurve = new F2mCurve(368, 1, 2, 85, new BigInteger("00E0D2EE25095206F5E2A4F9ED229F1F256E79A0E2B455970D8D0D865BD94778C576D62F0AB7519CCD2A1A906AE30D", 16), new BigInteger("00FC1217D4320A90452C760A58EDCD30C8DD069B3C34453837A34ED50CB54917E1C2112D84D164F444F8F74786046A", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("021085E2755381DCCCE3C1557AFA10C2F0C0C2825646C5B34A394CBCFA8BC16B22E7E789E927BE216F02E1FB136A5F")), bigInteger, bigInteger2, null);
}
}
internal class C2tnb431r1Holder : X9ECParametersHolder
{
internal static readonly X9ECParametersHolder Instance = new C2tnb431r1Holder();
private C2tnb431r1Holder()
{
}
protected override X9ECParameters CreateParameters()
{
BigInteger bigInteger = new BigInteger("0340340340340340340340340340340340340340340340340340340323C313FAB50589703B5EC68D3587FEC60D161CC149C1AD4A91", 16);
BigInteger bigInteger2 = BigInteger.ValueOf(10080L);
ECCurve eCCurve = new F2mCurve(431, 120, new BigInteger("1A827EF00DD6FC0E234CAF046C6A5D8A85395B236CC4AD2CF32A0CADBDC9DDF620B0EB9906D0957F6C6FEACD615468DF104DE296CD8F", 16), new BigInteger("10D9B4A3D9047D8B154359ABFB1B7F5485B04CEB868237DDC9DEDA982A679A5A919B626D4E50A8DD731B107A9962381FB5D807BF2618", 16), bigInteger, bigInteger2);
return new X9ECParameters(eCCurve, new X9ECPoint(eCCurve, Hex.Decode("02120FC05D3C67A99DE161D2F4092622FECA701BE4F50F4758714E8A87BBF2A658EF8C21E7C5EFE965361F6C2999C0C247B0DBD70CE6B7")), bigInteger, bigInteger2, null);
}
}
private static readonly IDictionary objIds;
private static readonly IDictionary curves;
private static readonly IDictionary names;
public static IEnumerable Names => new EnumerableProxy(names.Values);
private X962NamedCurves()
{
}
private static void DefineCurve(string name, DerObjectIdentifier oid, X9ECParametersHolder holder)
{
objIds.Add(Platform.ToUpperInvariant(name), oid);
names.Add(oid, name);
curves.Add(oid, holder);
}
static X962NamedCurves()
{
objIds = Platform.CreateHashtable();
curves = Platform.CreateHashtable();
names = Platform.CreateHashtable();
DefineCurve("prime192v1", X9ObjectIdentifiers.Prime192v1, Prime192v1Holder.Instance);
DefineCurve("prime192v2", X9ObjectIdentifiers.Prime192v2, Prime192v2Holder.Instance);
DefineCurve("prime192v3", X9ObjectIdentifiers.Prime192v3, Prime192v3Holder.Instance);
DefineCurve("prime239v1", X9ObjectIdentifiers.Prime239v1, Prime239v1Holder.Instance);
DefineCurve("prime239v2", X9ObjectIdentifiers.Prime239v2, Prime239v2Holder.Instance);
DefineCurve("prime239v3", X9ObjectIdentifiers.Prime239v3, Prime239v3Holder.Instance);
DefineCurve("prime256v1", X9ObjectIdentifiers.Prime256v1, Prime256v1Holder.Instance);
DefineCurve("c2pnb163v1", X9ObjectIdentifiers.C2Pnb163v1, C2pnb163v1Holder.Instance);
DefineCurve("c2pnb163v2", X9ObjectIdentifiers.C2Pnb163v2, C2pnb163v2Holder.Instance);
DefineCurve("c2pnb163v3", X9ObjectIdentifiers.C2Pnb163v3, C2pnb163v3Holder.Instance);
DefineCurve("c2pnb176w1", X9ObjectIdentifiers.C2Pnb176w1, C2pnb176w1Holder.Instance);
DefineCurve("c2tnb191v1", X9ObjectIdentifiers.C2Tnb191v1, C2tnb191v1Holder.Instance);
DefineCurve("c2tnb191v2", X9ObjectIdentifiers.C2Tnb191v2, C2tnb191v2Holder.Instance);
DefineCurve("c2tnb191v3", X9ObjectIdentifiers.C2Tnb191v3, C2tnb191v3Holder.Instance);
DefineCurve("c2pnb208w1", X9ObjectIdentifiers.C2Pnb208w1, C2pnb208w1Holder.Instance);
DefineCurve("c2tnb239v1", X9ObjectIdentifiers.C2Tnb239v1, C2tnb239v1Holder.Instance);
DefineCurve("c2tnb239v2", X9ObjectIdentifiers.C2Tnb239v2, C2tnb239v2Holder.Instance);
DefineCurve("c2tnb239v3", X9ObjectIdentifiers.C2Tnb239v3, C2tnb239v3Holder.Instance);
DefineCurve("c2pnb272w1", X9ObjectIdentifiers.C2Pnb272w1, C2pnb272w1Holder.Instance);
DefineCurve("c2pnb304w1", X9ObjectIdentifiers.C2Pnb304w1, C2pnb304w1Holder.Instance);
DefineCurve("c2tnb359v1", X9ObjectIdentifiers.C2Tnb359v1, C2tnb359v1Holder.Instance);
DefineCurve("c2pnb368w1", X9ObjectIdentifiers.C2Pnb368w1, C2pnb368w1Holder.Instance);
DefineCurve("c2tnb431r1", X9ObjectIdentifiers.C2Tnb431r1, C2tnb431r1Holder.Instance);
}
public static X9ECParameters GetByName(string name)
{
DerObjectIdentifier oid = GetOid(name);
if (oid != null)
{
return GetByOid(oid);
}
return null;
}
public static X9ECParameters GetByOid(DerObjectIdentifier oid)
{
return ((X9ECParametersHolder)curves[oid])?.Parameters;
}
public static DerObjectIdentifier GetOid(string name)
{
return (DerObjectIdentifier)objIds[Platform.ToUpperInvariant(name)];
}
public static string GetName(DerObjectIdentifier oid)
{
return (string)names[oid];
}
}

58
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X962Parameters.cs Normal file
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using System;
namespace Org.BouncyCastle.Asn1.X9;
public class X962Parameters : Asn1Encodable, IAsn1Choice
{
private readonly Asn1Object _params;
public bool IsNamedCurve => _params is DerObjectIdentifier;
public bool IsImplicitlyCA => _params is Asn1Null;
public Asn1Object Parameters => _params;
public static X962Parameters GetInstance(object obj)
{
if (obj == null || obj is X962Parameters)
{
return (X962Parameters)obj;
}
if (obj is Asn1Object)
{
return new X962Parameters((Asn1Object)obj);
}
if (obj is byte[])
{
try
{
return new X962Parameters(Asn1Object.FromByteArray((byte[])obj));
}
catch (Exception ex)
{
throw new ArgumentException("unable to parse encoded data: " + ex.Message, ex);
}
}
throw new ArgumentException("unknown object in getInstance()");
}
public X962Parameters(X9ECParameters ecParameters)
{
_params = ecParameters.ToAsn1Object();
}
public X962Parameters(DerObjectIdentifier namedCurve)
{
_params = namedCurve;
}
public X962Parameters(Asn1Object obj)
{
_params = obj;
}
public override Asn1Object ToAsn1Object()
{
return _params;
}
}

120
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X9Curve.cs Normal file
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using System;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9;
public class X9Curve : Asn1Encodable
{
private readonly ECCurve curve;
private readonly byte[] seed;
private readonly DerObjectIdentifier fieldIdentifier;
public ECCurve Curve => curve;
public X9Curve(ECCurve curve)
: this(curve, null)
{
}
public X9Curve(ECCurve curve, byte[] seed)
{
if (curve == null)
{
throw new ArgumentNullException("curve");
}
this.curve = curve;
this.seed = Arrays.Clone(seed);
if (ECAlgorithms.IsFpCurve(curve))
{
fieldIdentifier = X9ObjectIdentifiers.PrimeField;
return;
}
if (ECAlgorithms.IsF2mCurve(curve))
{
fieldIdentifier = X9ObjectIdentifiers.CharacteristicTwoField;
return;
}
throw new ArgumentException("This type of ECCurve is not implemented");
}
[Obsolete("Use constructor including order/cofactor")]
public X9Curve(X9FieldID fieldID, Asn1Sequence seq)
: this(fieldID, null, null, seq)
{
}
public X9Curve(X9FieldID fieldID, BigInteger order, BigInteger cofactor, Asn1Sequence seq)
{
if (fieldID == null)
{
throw new ArgumentNullException("fieldID");
}
if (seq == null)
{
throw new ArgumentNullException("seq");
}
fieldIdentifier = fieldID.Identifier;
if (fieldIdentifier.Equals(X9ObjectIdentifiers.PrimeField))
{
BigInteger value = ((DerInteger)fieldID.Parameters).Value;
BigInteger a = new BigInteger(1, Asn1OctetString.GetInstance(seq[0]).GetOctets());
BigInteger b = new BigInteger(1, Asn1OctetString.GetInstance(seq[1]).GetOctets());
curve = new FpCurve(value, a, b, order, cofactor);
}
else
{
if (!fieldIdentifier.Equals(X9ObjectIdentifiers.CharacteristicTwoField))
{
throw new ArgumentException("This type of ECCurve is not implemented");
}
DerSequence derSequence = (DerSequence)fieldID.Parameters;
int intValue = ((DerInteger)derSequence[0]).Value.IntValue;
DerObjectIdentifier derObjectIdentifier = (DerObjectIdentifier)derSequence[1];
int num = 0;
int k = 0;
int k2 = 0;
if (derObjectIdentifier.Equals(X9ObjectIdentifiers.TPBasis))
{
num = ((DerInteger)derSequence[2]).Value.IntValue;
}
else
{
DerSequence derSequence2 = (DerSequence)derSequence[2];
num = ((DerInteger)derSequence2[0]).Value.IntValue;
k = ((DerInteger)derSequence2[1]).Value.IntValue;
k2 = ((DerInteger)derSequence2[2]).Value.IntValue;
}
BigInteger a2 = new BigInteger(1, Asn1OctetString.GetInstance(seq[0]).GetOctets());
BigInteger b2 = new BigInteger(1, Asn1OctetString.GetInstance(seq[1]).GetOctets());
curve = new F2mCurve(intValue, num, k, k2, a2, b2, order, cofactor);
}
if (seq.Count == 3)
{
seed = ((DerBitString)seq[2]).GetBytes();
}
}
public byte[] GetSeed()
{
return Arrays.Clone(seed);
}
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector();
if (fieldIdentifier.Equals(X9ObjectIdentifiers.PrimeField) || fieldIdentifier.Equals(X9ObjectIdentifiers.CharacteristicTwoField))
{
asn1EncodableVector.Add(new X9FieldElement(curve.A).ToAsn1Object());
asn1EncodableVector.Add(new X9FieldElement(curve.B).ToAsn1Object());
}
if (seed != null)
{
asn1EncodableVector.Add(new DerBitString(seed));
}
return new DerSequence(asn1EncodableVector);
}
}

139
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using System;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
using Org.BouncyCastle.Math.Field;
namespace Org.BouncyCastle.Asn1.X9;
public class X9ECParameters : Asn1Encodable
{
private X9FieldID fieldID;
private ECCurve curve;
private X9ECPoint g;
private BigInteger n;
private BigInteger h;
private byte[] seed;
public ECCurve Curve => curve;
public ECPoint G => g.Point;
public BigInteger N => n;
public BigInteger H => h;
public X9Curve CurveEntry => new X9Curve(curve, seed);
public X9FieldID FieldIDEntry => fieldID;
public X9ECPoint BaseEntry => g;
public static X9ECParameters GetInstance(object obj)
{
if (obj is X9ECParameters)
{
return (X9ECParameters)obj;
}
if (obj != null)
{
return new X9ECParameters(Asn1Sequence.GetInstance(obj));
}
return null;
}
public X9ECParameters(Asn1Sequence seq)
{
if (!(seq[0] is DerInteger) || !((DerInteger)seq[0]).Value.Equals(BigInteger.One))
{
throw new ArgumentException("bad version in X9ECParameters");
}
n = ((DerInteger)seq[4]).Value;
if (seq.Count == 6)
{
h = ((DerInteger)seq[5]).Value;
}
X9Curve x9Curve = new X9Curve(X9FieldID.GetInstance(seq[1]), n, h, Asn1Sequence.GetInstance(seq[2]));
curve = x9Curve.Curve;
object obj = seq[3];
if (obj is X9ECPoint)
{
g = (X9ECPoint)obj;
}
else
{
g = new X9ECPoint(curve, (Asn1OctetString)obj);
}
seed = x9Curve.GetSeed();
}
public X9ECParameters(ECCurve curve, ECPoint g, BigInteger n)
: this(curve, g, n, null, null)
{
}
public X9ECParameters(ECCurve curve, X9ECPoint g, BigInteger n, BigInteger h)
: this(curve, g, n, h, null)
{
}
public X9ECParameters(ECCurve curve, ECPoint g, BigInteger n, BigInteger h)
: this(curve, g, n, h, null)
{
}
public X9ECParameters(ECCurve curve, ECPoint g, BigInteger n, BigInteger h, byte[] seed)
: this(curve, new X9ECPoint(g), n, h, seed)
{
}
public X9ECParameters(ECCurve curve, X9ECPoint g, BigInteger n, BigInteger h, byte[] seed)
{
this.curve = curve;
this.g = g;
this.n = n;
this.h = h;
this.seed = seed;
if (ECAlgorithms.IsFpCurve(curve))
{
fieldID = new X9FieldID(curve.Field.Characteristic);
return;
}
if (ECAlgorithms.IsF2mCurve(curve))
{
IPolynomialExtensionField polynomialExtensionField = (IPolynomialExtensionField)curve.Field;
int[] exponentsPresent = polynomialExtensionField.MinimalPolynomial.GetExponentsPresent();
if (exponentsPresent.Length == 3)
{
fieldID = new X9FieldID(exponentsPresent[2], exponentsPresent[1]);
return;
}
if (exponentsPresent.Length == 5)
{
fieldID = new X9FieldID(exponentsPresent[4], exponentsPresent[1], exponentsPresent[2], exponentsPresent[3]);
return;
}
throw new ArgumentException("Only trinomial and pentomial curves are supported");
}
throw new ArgumentException("'curve' is of an unsupported type");
}
public byte[] GetSeed()
{
return seed;
}
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(new DerInteger(BigInteger.One), fieldID, new X9Curve(curve, seed), g, new DerInteger(n));
if (h != null)
{
asn1EncodableVector.Add(new DerInteger(h));
}
return new DerSequence(asn1EncodableVector);
}
}

23
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X9ECParametersHolder.cs Normal file
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namespace Org.BouncyCastle.Asn1.X9;
public abstract class X9ECParametersHolder
{
private X9ECParameters parameters;
public X9ECParameters Parameters
{
get
{
lock (this)
{
if (parameters == null)
{
parameters = CreateParameters();
}
return parameters;
}
}
}
protected abstract X9ECParameters CreateParameters();
}

74
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X9ECPoint.cs Normal file
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using Org.BouncyCastle.Math.EC;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9;
public class X9ECPoint : Asn1Encodable
{
private readonly Asn1OctetString encoding;
private ECCurve c;
private ECPoint p;
public ECPoint Point
{
get
{
if (p == null)
{
p = c.DecodePoint(encoding.GetOctets()).Normalize();
}
return p;
}
}
public bool IsPointCompressed
{
get
{
byte[] octets = encoding.GetOctets();
if (octets != null && octets.Length > 0)
{
if (octets[0] != 2)
{
return octets[0] == 3;
}
return true;
}
return false;
}
}
public X9ECPoint(ECPoint p)
: this(p, compressed: false)
{
}
public X9ECPoint(ECPoint p, bool compressed)
{
this.p = p.Normalize();
encoding = new DerOctetString(p.GetEncoded(compressed));
}
public X9ECPoint(ECCurve c, byte[] encoding)
{
this.c = c;
this.encoding = new DerOctetString(Arrays.Clone(encoding));
}
public X9ECPoint(ECCurve c, Asn1OctetString s)
: this(c, s.GetOctets())
{
}
public byte[] GetPointEncoding()
{
return Arrays.Clone(encoding.GetOctets());
}
public override Asn1Object ToAsn1Object()
{
return encoding;
}
}

36
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X9FieldElement.cs Normal file
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using System;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
namespace Org.BouncyCastle.Asn1.X9;
public class X9FieldElement : Asn1Encodable
{
private ECFieldElement f;
public ECFieldElement Value => f;
public X9FieldElement(ECFieldElement f)
{
this.f = f;
}
[Obsolete("Will be removed")]
public X9FieldElement(BigInteger p, Asn1OctetString s)
: this(new FpFieldElement(p, new BigInteger(1, s.GetOctets())))
{
}
[Obsolete("Will be removed")]
public X9FieldElement(int m, int k1, int k2, int k3, Asn1OctetString s)
: this(new F2mFieldElement(m, k1, k2, k3, new BigInteger(1, s.GetOctets())))
{
}
public override Asn1Object ToAsn1Object()
{
int byteLength = X9IntegerConverter.GetByteLength(f);
byte[] str = X9IntegerConverter.IntegerToBytes(f.ToBigInteger(), byteLength);
return new DerOctetString(str);
}
}

73
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X9FieldID.cs Normal file
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using System;
using Org.BouncyCastle.Math;
namespace Org.BouncyCastle.Asn1.X9;
public class X9FieldID : Asn1Encodable
{
private readonly DerObjectIdentifier id;
private readonly Asn1Object parameters;
public DerObjectIdentifier Identifier => id;
public Asn1Object Parameters => parameters;
public X9FieldID(BigInteger primeP)
{
id = X9ObjectIdentifiers.PrimeField;
parameters = new DerInteger(primeP);
}
public X9FieldID(int m, int k1)
: this(m, k1, 0, 0)
{
}
public X9FieldID(int m, int k1, int k2, int k3)
{
id = X9ObjectIdentifiers.CharacteristicTwoField;
Asn1EncodableVector asn1EncodableVector = new Asn1EncodableVector(new DerInteger(m));
if (k2 == 0)
{
if (k3 != 0)
{
throw new ArgumentException("inconsistent k values");
}
asn1EncodableVector.Add(X9ObjectIdentifiers.TPBasis, new DerInteger(k1));
}
else
{
if (k2 <= k1 || k3 <= k2)
{
throw new ArgumentException("inconsistent k values");
}
asn1EncodableVector.Add(X9ObjectIdentifiers.PPBasis, new DerSequence(new DerInteger(k1), new DerInteger(k2), new DerInteger(k3)));
}
parameters = new DerSequence(asn1EncodableVector);
}
private X9FieldID(Asn1Sequence seq)
{
id = DerObjectIdentifier.GetInstance(seq[0]);
parameters = seq[1].ToAsn1Object();
}
public static X9FieldID GetInstance(object obj)
{
if (obj is X9FieldID)
{
return (X9FieldID)obj;
}
if (obj == null)
{
return null;
}
return new X9FieldID(Asn1Sequence.GetInstance(obj));
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(id, parameters);
}
}

36
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X9IntegerConverter.cs Normal file
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using System;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
namespace Org.BouncyCastle.Asn1.X9;
public abstract class X9IntegerConverter
{
public static int GetByteLength(ECFieldElement fe)
{
return (fe.FieldSize + 7) / 8;
}
public static int GetByteLength(ECCurve c)
{
return (c.FieldSize + 7) / 8;
}
public static byte[] IntegerToBytes(BigInteger s, int qLength)
{
byte[] array = s.ToByteArrayUnsigned();
if (qLength < array.Length)
{
byte[] array2 = new byte[qLength];
Array.Copy(array, array.Length - array2.Length, array2, 0, array2.Length);
return array2;
}
if (qLength > array.Length)
{
byte[] array3 = new byte[qLength];
Array.Copy(array, 0, array3, array3.Length - array.Length, array.Length);
return array3;
}
return array;
}
}

140
output/Libraries/BouncyCastle.Crypto/Org/BouncyCastle/Asn1/X9/X9ObjectIdentifiers.cs Normal file
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using System;
namespace Org.BouncyCastle.Asn1.X9;
public abstract class X9ObjectIdentifiers
{
internal const string AnsiX962 = "1.2.840.10045";
[Obsolete("Use 'id_ecSigType' instead")]
public const string IdECSigType = "1.2.840.10045.4";
[Obsolete("Use 'id_publicKeyType' instead")]
public const string IdPublicKeyType = "1.2.840.10045.2";
public static readonly DerObjectIdentifier ansi_X9_62 = new DerObjectIdentifier("1.2.840.10045");
public static readonly DerObjectIdentifier IdFieldType = ansi_X9_62.Branch("1");
public static readonly DerObjectIdentifier PrimeField = IdFieldType.Branch("1");
public static readonly DerObjectIdentifier CharacteristicTwoField = IdFieldType.Branch("2");
public static readonly DerObjectIdentifier GNBasis = CharacteristicTwoField.Branch("3.1");
public static readonly DerObjectIdentifier TPBasis = CharacteristicTwoField.Branch("3.2");
public static readonly DerObjectIdentifier PPBasis = CharacteristicTwoField.Branch("3.3");
public static readonly DerObjectIdentifier id_ecSigType = ansi_X9_62.Branch("4");
public static readonly DerObjectIdentifier ECDsaWithSha1 = id_ecSigType.Branch("1");
public static readonly DerObjectIdentifier id_publicKeyType = ansi_X9_62.Branch("2");
public static readonly DerObjectIdentifier IdECPublicKey = id_publicKeyType.Branch("1");
public static readonly DerObjectIdentifier ECDsaWithSha2 = id_ecSigType.Branch("3");
public static readonly DerObjectIdentifier ECDsaWithSha224 = ECDsaWithSha2.Branch("1");
public static readonly DerObjectIdentifier ECDsaWithSha256 = ECDsaWithSha2.Branch("2");
public static readonly DerObjectIdentifier ECDsaWithSha384 = ECDsaWithSha2.Branch("3");
public static readonly DerObjectIdentifier ECDsaWithSha512 = ECDsaWithSha2.Branch("4");
public static readonly DerObjectIdentifier EllipticCurve = ansi_X9_62.Branch("3");
public static readonly DerObjectIdentifier CTwoCurve = EllipticCurve.Branch("0");
public static readonly DerObjectIdentifier C2Pnb163v1 = CTwoCurve.Branch("1");
public static readonly DerObjectIdentifier C2Pnb163v2 = CTwoCurve.Branch("2");
public static readonly DerObjectIdentifier C2Pnb163v3 = CTwoCurve.Branch("3");
public static readonly DerObjectIdentifier C2Pnb176w1 = CTwoCurve.Branch("4");
public static readonly DerObjectIdentifier C2Tnb191v1 = CTwoCurve.Branch("5");
public static readonly DerObjectIdentifier C2Tnb191v2 = CTwoCurve.Branch("6");
public static readonly DerObjectIdentifier C2Tnb191v3 = CTwoCurve.Branch("7");
public static readonly DerObjectIdentifier C2Onb191v4 = CTwoCurve.Branch("8");
public static readonly DerObjectIdentifier C2Onb191v5 = CTwoCurve.Branch("9");
public static readonly DerObjectIdentifier C2Pnb208w1 = CTwoCurve.Branch("10");
public static readonly DerObjectIdentifier C2Tnb239v1 = CTwoCurve.Branch("11");
public static readonly DerObjectIdentifier C2Tnb239v2 = CTwoCurve.Branch("12");
public static readonly DerObjectIdentifier C2Tnb239v3 = CTwoCurve.Branch("13");
public static readonly DerObjectIdentifier C2Onb239v4 = CTwoCurve.Branch("14");
public static readonly DerObjectIdentifier C2Onb239v5 = CTwoCurve.Branch("15");
public static readonly DerObjectIdentifier C2Pnb272w1 = CTwoCurve.Branch("16");
public static readonly DerObjectIdentifier C2Pnb304w1 = CTwoCurve.Branch("17");
public static readonly DerObjectIdentifier C2Tnb359v1 = CTwoCurve.Branch("18");
public static readonly DerObjectIdentifier C2Pnb368w1 = CTwoCurve.Branch("19");
public static readonly DerObjectIdentifier C2Tnb431r1 = CTwoCurve.Branch("20");
public static readonly DerObjectIdentifier PrimeCurve = EllipticCurve.Branch("1");
public static readonly DerObjectIdentifier Prime192v1 = PrimeCurve.Branch("1");
public static readonly DerObjectIdentifier Prime192v2 = PrimeCurve.Branch("2");
public static readonly DerObjectIdentifier Prime192v3 = PrimeCurve.Branch("3");
public static readonly DerObjectIdentifier Prime239v1 = PrimeCurve.Branch("4");
public static readonly DerObjectIdentifier Prime239v2 = PrimeCurve.Branch("5");
public static readonly DerObjectIdentifier Prime239v3 = PrimeCurve.Branch("6");
public static readonly DerObjectIdentifier Prime256v1 = PrimeCurve.Branch("7");
public static readonly DerObjectIdentifier IdDsa = new DerObjectIdentifier("1.2.840.10040.4.1");
public static readonly DerObjectIdentifier IdDsaWithSha1 = new DerObjectIdentifier("1.2.840.10040.4.3");
public static readonly DerObjectIdentifier X9x63Scheme = new DerObjectIdentifier("1.3.133.16.840.63.0");
public static readonly DerObjectIdentifier DHSinglePassStdDHSha1KdfScheme = X9x63Scheme.Branch("2");
public static readonly DerObjectIdentifier DHSinglePassCofactorDHSha1KdfScheme = X9x63Scheme.Branch("3");
public static readonly DerObjectIdentifier MqvSinglePassSha1KdfScheme = X9x63Scheme.Branch("16");
public static readonly DerObjectIdentifier ansi_x9_42 = new DerObjectIdentifier("1.2.840.10046");
public static readonly DerObjectIdentifier DHPublicNumber = ansi_x9_42.Branch("2.1");
public static readonly DerObjectIdentifier X9x42Schemes = ansi_x9_42.Branch("2.3");
public static readonly DerObjectIdentifier DHStatic = X9x42Schemes.Branch("1");
public static readonly DerObjectIdentifier DHEphem = X9x42Schemes.Branch("2");
public static readonly DerObjectIdentifier DHOneFlow = X9x42Schemes.Branch("3");
public static readonly DerObjectIdentifier DHHybrid1 = X9x42Schemes.Branch("4");
public static readonly DerObjectIdentifier DHHybrid2 = X9x42Schemes.Branch("5");
public static readonly DerObjectIdentifier DHHybridOneFlow = X9x42Schemes.Branch("6");
public static readonly DerObjectIdentifier Mqv2 = X9x42Schemes.Branch("7");
public static readonly DerObjectIdentifier Mqv1 = X9x42Schemes.Branch("8");
}