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陈彬
2020-07-09 08:50:24 +08:00
parent 13d25f4707
commit c523462b82
1818 changed files with 174940 additions and 582 deletions
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121
Assets/BestHTTP/SecureProtocol/asn1/x9/DHDomainParameters.cs Normal file
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using System.Collections;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9
{
public class DHDomainParameters
: Asn1Encodable
{
private readonly DerInteger p, g, q, j;
private readonly DHValidationParms 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 e = seq.GetEnumerator();
this.p = DerInteger.GetInstance(GetNext(e));
this.g = DerInteger.GetInstance(GetNext(e));
this.q = DerInteger.GetInstance(GetNext(e));
Asn1Encodable next = GetNext(e);
if (next != null && next is DerInteger)
{
this.j = DerInteger.GetInstance(next);
next = GetNext(e);
}
if (next != null)
{
this.validationParms = DHValidationParms.GetInstance(next.ToAsn1Object());
}
}
private static Asn1Encodable GetNext(IEnumerator e)
{
return e.MoveNext() ? (Asn1Encodable)e.Current : null;
}
public DerInteger P
{
get { return this.p; }
}
public DerInteger G
{
get { return this.g; }
}
public DerInteger Q
{
get { return this.q; }
}
public DerInteger J
{
get { return this.j; }
}
public DHValidationParms ValidationParms
{
get { return this.validationParms; }
}
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector(p, g, q);
if (this.j != null)
{
v.Add(this.j);
}
if (this.validationParms != null)
{
v.Add(this.validationParms);
}
return new DerSequence(v);
}
}
}
#endif

11
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49
Assets/BestHTTP/SecureProtocol/asn1/x9/DHPublicKey.cs Normal file
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9
{
public class DHPublicKey
: Asn1Encodable
{
private readonly DerInteger 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 DerInteger Y
{
get { return this.y; }
}
public override Asn1Object ToAsn1Object()
{
return this.y;
}
}
}
#endif

11
Assets/BestHTTP/SecureProtocol/asn1/x9/DHPublicKey.cs.meta Normal file
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67
Assets/BestHTTP/SecureProtocol/asn1/x9/DHValidationParms.cs Normal file
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9
{
public class DHValidationParms
: Asn1Encodable
{
private readonly DerBitString seed;
private readonly DerInteger 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");
this.seed = DerBitString.GetInstance(seq[0]);
this.pgenCounter = DerInteger.GetInstance(seq[1]);
}
public DerBitString Seed
{
get { return this.seed; }
}
public DerInteger PgenCounter
{
get { return this.pgenCounter; }
}
public override Asn1Object ToAsn1Object()
{
return new DerSequence(seed, pgenCounter);
}
}
}
#endif

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160
Assets/BestHTTP/SecureProtocol/asn1/x9/ECNamedCurveTable.cs Normal file
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using System.Collections;
using Org.BouncyCastle.Asn1.Anssi;
using Org.BouncyCastle.Asn1.Nist;
using Org.BouncyCastle.Asn1.Sec;
using Org.BouncyCastle.Asn1.TeleTrust;
using Org.BouncyCastle.Utilities;
using Org.BouncyCastle.Utilities.Collections;
namespace Org.BouncyCastle.Asn1.X9
{
/**
* A general class that reads all X9.62 style EC curve tables.
*/
public class ECNamedCurveTable
{
/**
* return a X9ECParameters object representing the passed in named
* curve. The routine returns null if the curve is not present.
*
* @param name the name of the curve requested
* @return an X9ECParameters object or null if the curve is not available.
*/
public static X9ECParameters GetByName(string name)
{
X9ECParameters ecP = X962NamedCurves.GetByName(name);
if (ecP == null)
{
ecP = SecNamedCurves.GetByName(name);
}
if (ecP == null)
{
ecP = NistNamedCurves.GetByName(name);
}
if (ecP == null)
{
ecP = TeleTrusTNamedCurves.GetByName(name);
}
if (ecP == null)
{
ecP = AnssiNamedCurves.GetByName(name);
}
return ecP;
}
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);
}
return name;
}
/**
* return the object identifier signified by the passed in name. Null
* if there is no object identifier associated with name.
*
* @return the object identifier associated with name, if present.
*/
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);
}
return oid;
}
/**
* return a X9ECParameters object representing the passed in named
* curve.
*
* @param oid the object id of the curve requested
* @return an X9ECParameters object or null if the curve is not available.
*/
public static X9ECParameters GetByOid(DerObjectIdentifier oid)
{
X9ECParameters ecP = X962NamedCurves.GetByOid(oid);
if (ecP == null)
{
ecP = SecNamedCurves.GetByOid(oid);
}
// NOTE: All the NIST curves are currently from SEC, so no point in redundant OID lookup
if (ecP == null)
{
ecP = TeleTrusTNamedCurves.GetByOid(oid);
}
if (ecP == null)
{
ecP = AnssiNamedCurves.GetByOid(oid);
}
return ecP;
}
/**
* return an enumeration of the names of the available curves.
*
* @return an enumeration of the names of the available curves.
*/
public static IEnumerable Names
{
get
{
IList v = Platform.CreateArrayList();
CollectionUtilities.AddRange(v, X962NamedCurves.Names);
CollectionUtilities.AddRange(v, SecNamedCurves.Names);
CollectionUtilities.AddRange(v, NistNamedCurves.Names);
CollectionUtilities.AddRange(v, TeleTrusTNamedCurves.Names);
CollectionUtilities.AddRange(v, AnssiNamedCurves.Names);
return v;
}
}
}
}
#endif

11
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754
Assets/BestHTTP/SecureProtocol/asn1/x9/X962NamedCurves.cs Normal file
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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
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
{
/**
* table of the current named curves defined in X.962 EC-DSA.
*/
public sealed class X962NamedCurves
{
private X962NamedCurves()
{
}
internal class Prime192v1Holder
: X9ECParametersHolder
{
private Prime192v1Holder() {}
internal static readonly X9ECParametersHolder Instance = new Prime192v1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("ffffffffffffffffffffffff99def836146bc9b1b4d22831", 16);
BigInteger h = BigInteger.One;
ECCurve cFp192v1 = new FpCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"),
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16),
new BigInteger("64210519e59c80e70fa7e9ab72243049feb8deecc146b9b1", 16),
n, h);
return new X9ECParameters(
cFp192v1,
new X9ECPoint(cFp192v1,
Hex.Decode("03188da80eb03090f67cbf20eb43a18800f4ff0afd82ff1012")),
n, h,
Hex.Decode("3045AE6FC8422f64ED579528D38120EAE12196D5"));
}
}
internal class Prime192v2Holder
: X9ECParametersHolder
{
private Prime192v2Holder() {}
internal static readonly X9ECParametersHolder Instance = new Prime192v2Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("fffffffffffffffffffffffe5fb1a724dc80418648d8dd31", 16);
BigInteger h = BigInteger.One;
ECCurve cFp192v2 = new FpCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"),
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16),
new BigInteger("cc22d6dfb95c6b25e49c0d6364a4e5980c393aa21668d953", 16),
n, h);
return new X9ECParameters(
cFp192v2,
new X9ECPoint(cFp192v2,
Hex.Decode("03eea2bae7e1497842f2de7769cfe9c989c072ad696f48034a")),
n, h,
Hex.Decode("31a92ee2029fd10d901b113e990710f0d21ac6b6"));
}
}
internal class Prime192v3Holder
: X9ECParametersHolder
{
private Prime192v3Holder() {}
internal static readonly X9ECParametersHolder Instance = new Prime192v3Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("ffffffffffffffffffffffff7a62d031c83f4294f640ec13", 16);
BigInteger h = BigInteger.One;
ECCurve cFp192v3 = new FpCurve(
new BigInteger("6277101735386680763835789423207666416083908700390324961279"),
new BigInteger("fffffffffffffffffffffffffffffffefffffffffffffffc", 16),
new BigInteger("22123dc2395a05caa7423daeccc94760a7d462256bd56916", 16),
n, h);
return new X9ECParameters(
cFp192v3,
new X9ECPoint(cFp192v3,
Hex.Decode("027d29778100c65a1da1783716588dce2b8b4aee8e228f1896")),
n, h,
Hex.Decode("c469684435deb378c4b65ca9591e2a5763059a2e"));
}
}
internal class Prime239v1Holder
: X9ECParametersHolder
{
private Prime239v1Holder() {}
internal static readonly X9ECParametersHolder Instance = new Prime239v1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("7fffffffffffffffffffffff7fffff9e5e9a9f5d9071fbd1522688909d0b", 16);
BigInteger h = BigInteger.One;
ECCurve cFp239v1 = new FpCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"),
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16),
new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16),
n, h);
return new X9ECParameters(
cFp239v1,
new X9ECPoint(cFp239v1,
Hex.Decode("020ffa963cdca8816ccc33b8642bedf905c3d358573d3f27fbbd3b3cb9aaaf")),
n, h,
Hex.Decode("e43bb460f0b80cc0c0b075798e948060f8321b7d"));
}
}
internal class Prime239v2Holder
: X9ECParametersHolder
{
private Prime239v2Holder() {}
internal static readonly X9ECParametersHolder Instance = new Prime239v2Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("7fffffffffffffffffffffff800000cfa7e8594377d414c03821bc582063", 16);
BigInteger h = BigInteger.One;
ECCurve cFp239v2 = new FpCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"),
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16),
new BigInteger("617fab6832576cbbfed50d99f0249c3fee58b94ba0038c7ae84c8c832f2c", 16),
n, h);
return new X9ECParameters(
cFp239v2,
new X9ECPoint(cFp239v2,
Hex.Decode("0238af09d98727705120c921bb5e9e26296a3cdcf2f35757a0eafd87b830e7")),
n, h,
Hex.Decode("e8b4011604095303ca3b8099982be09fcb9ae616"));
}
}
internal class Prime239v3Holder
: X9ECParametersHolder
{
private Prime239v3Holder() {}
internal static readonly X9ECParametersHolder Instance = new Prime239v3Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("7fffffffffffffffffffffff7fffff975deb41b3a6057c3c432146526551", 16);
BigInteger h = BigInteger.One;
ECCurve cFp239v3 = new FpCurve(
new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839"),
new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16),
new BigInteger("255705fa2a306654b1f4cb03d6a750a30c250102d4988717d9ba15ab6d3e", 16),
n, h);
return new X9ECParameters(
cFp239v3,
new X9ECPoint(cFp239v3,
Hex.Decode("036768ae8e18bb92cfcf005c949aa2c6d94853d0e660bbf854b1c9505fe95a")),
n, h,
Hex.Decode("7d7374168ffe3471b60a857686a19475d3bfa2ff"));
}
}
internal class Prime256v1Holder
: X9ECParametersHolder
{
private Prime256v1Holder() {}
internal static readonly X9ECParametersHolder Instance = new Prime256v1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551", 16);
BigInteger h = BigInteger.One;
ECCurve cFp256v1 = new FpCurve(
new BigInteger("115792089210356248762697446949407573530086143415290314195533631308867097853951"),
new BigInteger("ffffffff00000001000000000000000000000000fffffffffffffffffffffffc", 16),
new BigInteger("5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b", 16),
n, h);
return new X9ECParameters(
cFp256v1,
new X9ECPoint(cFp256v1,
Hex.Decode("036b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c296")),
n, h,
Hex.Decode("c49d360886e704936a6678e1139d26b7819f7e90"));
}
}
/*
* F2m Curves
*/
internal class C2pnb163v1Holder
: X9ECParametersHolder
{
private C2pnb163v1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb163v1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("0400000000000000000001E60FC8821CC74DAEAFC1", 16);
BigInteger h = BigInteger.Two;
ECCurve c2m163v1 = new F2mCurve(
163,
1, 2, 8,
new BigInteger("072546B5435234A422E0789675F432C89435DE5242", 16),
new BigInteger("00C9517D06D5240D3CFF38C74B20B6CD4D6F9DD4D9", 16),
n, h);
return new X9ECParameters(
c2m163v1,
new X9ECPoint(c2m163v1,
Hex.Decode("0307AF69989546103D79329FCC3D74880F33BBE803CB")),
n, h,
Hex.Decode("D2C0FB15760860DEF1EEF4D696E6768756151754"));
}
}
internal class C2pnb163v2Holder
: X9ECParametersHolder
{
private C2pnb163v2Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb163v2Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("03FFFFFFFFFFFFFFFFFFFDF64DE1151ADBB78F10A7", 16);
BigInteger h = BigInteger.Two;
ECCurve c2m163v2 = new F2mCurve(
163,
1, 2, 8,
new BigInteger("0108B39E77C4B108BED981ED0E890E117C511CF072", 16),
new BigInteger("0667ACEB38AF4E488C407433FFAE4F1C811638DF20", 16),
n, h);
return new X9ECParameters(
c2m163v2,
new X9ECPoint(c2m163v2,
Hex.Decode("030024266E4EB5106D0A964D92C4860E2671DB9B6CC5")),
n, h,
null);
}
}
internal class C2pnb163v3Holder
: X9ECParametersHolder
{
private C2pnb163v3Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb163v3Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("03FFFFFFFFFFFFFFFFFFFE1AEE140F110AFF961309", 16);
BigInteger h = BigInteger.Two;
ECCurve c2m163v3 = new F2mCurve(
163,
1, 2, 8,
new BigInteger("07A526C63D3E25A256A007699F5447E32AE456B50E", 16),
new BigInteger("03F7061798EB99E238FD6F1BF95B48FEEB4854252B", 16),
n, h);
return new X9ECParameters(
c2m163v3,
new X9ECPoint(c2m163v3, Hex.Decode("0202F9F87B7C574D0BDECF8A22E6524775F98CDEBDCB")),
n, h,
null);
}
}
internal class C2pnb176w1Holder
: X9ECParametersHolder
{
private C2pnb176w1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb176w1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("010092537397ECA4F6145799D62B0A19CE06FE26AD", 16);
BigInteger h = BigInteger.ValueOf(0xFF6E);
ECCurve c2m176w1 = new F2mCurve(
176,
1, 2, 43,
new BigInteger("00E4E6DB2995065C407D9D39B8D0967B96704BA8E9C90B", 16),
new BigInteger("005DDA470ABE6414DE8EC133AE28E9BBD7FCEC0AE0FFF2", 16),
n, h);
return new X9ECParameters(
c2m176w1,
new X9ECPoint(c2m176w1,
Hex.Decode("038D16C2866798B600F9F08BB4A8E860F3298CE04A5798")),
n, h,
null);
}
}
internal class C2tnb191v1Holder
: X9ECParametersHolder
{
private C2tnb191v1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb191v1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("40000000000000000000000004A20E90C39067C893BBB9A5", 16);
BigInteger h = BigInteger.Two;
ECCurve c2m191v1 = new F2mCurve(
191,
9,
new BigInteger("2866537B676752636A68F56554E12640276B649EF7526267", 16),
new BigInteger("2E45EF571F00786F67B0081B9495A3D95462F5DE0AA185EC", 16),
n, h);
return new X9ECParameters(
c2m191v1,
new X9ECPoint(c2m191v1,
Hex.Decode("0236B3DAF8A23206F9C4F299D7B21A9C369137F2C84AE1AA0D")),
n, h,
Hex.Decode("4E13CA542744D696E67687561517552F279A8C84"));
}
}
internal class C2tnb191v2Holder
: X9ECParametersHolder
{
private C2tnb191v2Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb191v2Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("20000000000000000000000050508CB89F652824E06B8173", 16);
BigInteger h = BigInteger.ValueOf(4);
ECCurve c2m191v2 = new F2mCurve(
191,
9,
new BigInteger("401028774D7777C7B7666D1366EA432071274F89FF01E718", 16),
new BigInteger("0620048D28BCBD03B6249C99182B7C8CD19700C362C46A01", 16),
n, h);
return new X9ECParameters(
c2m191v2,
new X9ECPoint(c2m191v2,
Hex.Decode("023809B2B7CC1B28CC5A87926AAD83FD28789E81E2C9E3BF10")),
n, h,
null);
}
}
internal class C2tnb191v3Holder
: X9ECParametersHolder
{
private C2tnb191v3Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb191v3Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("155555555555555555555555610C0B196812BFB6288A3EA3", 16);
BigInteger h = BigInteger.ValueOf(6);
ECCurve c2m191v3 = new F2mCurve(
191,
9,
new BigInteger("6C01074756099122221056911C77D77E77A777E7E7E77FCB", 16),
new BigInteger("71FE1AF926CF847989EFEF8DB459F66394D90F32AD3F15E8", 16),
n, h);
return new X9ECParameters(
c2m191v3,
new X9ECPoint(c2m191v3,
Hex.Decode("03375D4CE24FDE434489DE8746E71786015009E66E38A926DD")),
n, h,
null);
}
}
internal class C2pnb208w1Holder
: X9ECParametersHolder
{
private C2pnb208w1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb208w1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("0101BAF95C9723C57B6C21DA2EFF2D5ED588BDD5717E212F9D", 16);
BigInteger h = BigInteger.ValueOf(0xFE48);
ECCurve c2m208w1 = new F2mCurve(
208,
1, 2, 83,
new BigInteger("0", 16),
new BigInteger("00C8619ED45A62E6212E1160349E2BFA844439FAFC2A3FD1638F9E", 16),
n, h);
return new X9ECParameters(
c2m208w1,
new X9ECPoint(c2m208w1,
Hex.Decode("0289FDFBE4ABE193DF9559ECF07AC0CE78554E2784EB8C1ED1A57A")),
n, h,
null);
}
}
internal class C2tnb239v1Holder
: X9ECParametersHolder
{
private C2tnb239v1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb239v1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("2000000000000000000000000000000F4D42FFE1492A4993F1CAD666E447", 16);
BigInteger h = BigInteger.ValueOf(4);
ECCurve c2m239v1 = new F2mCurve(
239,
36,
new BigInteger("32010857077C5431123A46B808906756F543423E8D27877578125778AC76", 16),
new BigInteger("790408F2EEDAF392B012EDEFB3392F30F4327C0CA3F31FC383C422AA8C16", 16),
n, h);
return new X9ECParameters(
c2m239v1,
new X9ECPoint(c2m239v1,
Hex.Decode("0257927098FA932E7C0A96D3FD5B706EF7E5F5C156E16B7E7C86038552E91D")),
n, h,
null);
}
}
internal class C2tnb239v2Holder
: X9ECParametersHolder
{
private C2tnb239v2Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb239v2Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("1555555555555555555555555555553C6F2885259C31E3FCDF154624522D", 16);
BigInteger h = BigInteger.ValueOf(6);
ECCurve c2m239v2 = new F2mCurve(
239,
36,
new BigInteger("4230017757A767FAE42398569B746325D45313AF0766266479B75654E65F", 16),
new BigInteger("5037EA654196CFF0CD82B2C14A2FCF2E3FF8775285B545722F03EACDB74B", 16),
n, h);
return new X9ECParameters(
c2m239v2,
new X9ECPoint(c2m239v2,
Hex.Decode("0228F9D04E900069C8DC47A08534FE76D2B900B7D7EF31F5709F200C4CA205")),
n, h,
null);
}
}
internal class C2tnb239v3Holder
: X9ECParametersHolder
{
private C2tnb239v3Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb239v3Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("0CCCCCCCCCCCCCCCCCCCCCCCCCCCCCAC4912D2D9DF903EF9888B8A0E4CFF", 16);
BigInteger h = BigInteger.ValueOf(10);
ECCurve c2m239v3 = new F2mCurve(
239,
36,
new BigInteger("01238774666A67766D6676F778E676B66999176666E687666D8766C66A9F", 16),
new BigInteger("6A941977BA9F6A435199ACFC51067ED587F519C5ECB541B8E44111DE1D40", 16),
n, h);
return new X9ECParameters(
c2m239v3,
new X9ECPoint(c2m239v3,
Hex.Decode("0370F6E9D04D289C4E89913CE3530BFDE903977D42B146D539BF1BDE4E9C92")),
n, h,
null);
}
}
internal class C2pnb272w1Holder
: X9ECParametersHolder
{
private C2pnb272w1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb272w1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("0100FAF51354E0E39E4892DF6E319C72C8161603FA45AA7B998A167B8F1E629521", 16);
BigInteger h = BigInteger.ValueOf(0xFF06);
ECCurve c2m272w1 = new F2mCurve(
272,
1, 3, 56,
new BigInteger("0091A091F03B5FBA4AB2CCF49C4EDD220FB028712D42BE752B2C40094DBACDB586FB20", 16),
new BigInteger("7167EFC92BB2E3CE7C8AAAFF34E12A9C557003D7C73A6FAF003F99F6CC8482E540F7", 16),
n, h);
return new X9ECParameters(
c2m272w1,
new X9ECPoint(c2m272w1,
Hex.Decode("026108BABB2CEEBCF787058A056CBE0CFE622D7723A289E08A07AE13EF0D10D171DD8D")),
n, h,
null);
}
}
internal class C2pnb304w1Holder
: X9ECParametersHolder
{
private C2pnb304w1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb304w1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("0101D556572AABAC800101D556572AABAC8001022D5C91DD173F8FB561DA6899164443051D", 16);
BigInteger h = BigInteger.ValueOf(0xFE2E);
ECCurve c2m304w1 = new F2mCurve(
304,
1, 2, 11,
new BigInteger("00FD0D693149A118F651E6DCE6802085377E5F882D1B510B44160074C1288078365A0396C8E681", 16),
new BigInteger("00BDDB97E555A50A908E43B01C798EA5DAA6788F1EA2794EFCF57166B8C14039601E55827340BE", 16),
n, h);
return new X9ECParameters(
c2m304w1,
new X9ECPoint(c2m304w1,
Hex.Decode("02197B07845E9BE2D96ADB0F5F3C7F2CFFBD7A3EB8B6FEC35C7FD67F26DDF6285A644F740A2614")),
n, h,
null);
}
}
internal class C2tnb359v1Holder
: X9ECParametersHolder
{
private C2tnb359v1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb359v1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("01AF286BCA1AF286BCA1AF286BCA1AF286BCA1AF286BC9FB8F6B85C556892C20A7EB964FE7719E74F490758D3B", 16);
BigInteger h = BigInteger.ValueOf(0x4C);
ECCurve c2m359v1 = new F2mCurve(
359,
68,
new BigInteger("5667676A654B20754F356EA92017D946567C46675556F19556A04616B567D223A5E05656FB549016A96656A557", 16),
new BigInteger("2472E2D0197C49363F1FE7F5B6DB075D52B6947D135D8CA445805D39BC345626089687742B6329E70680231988", 16),
n, h);
return new X9ECParameters(
c2m359v1,
new X9ECPoint(c2m359v1,
Hex.Decode("033C258EF3047767E7EDE0F1FDAA79DAEE3841366A132E163ACED4ED2401DF9C6BDCDE98E8E707C07A2239B1B097")),
n, h,
null);
}
}
internal class C2pnb368w1Holder
: X9ECParametersHolder
{
private C2pnb368w1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2pnb368w1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("010090512DA9AF72B08349D98A5DD4C7B0532ECA51CE03E2D10F3B7AC579BD87E909AE40A6F131E9CFCE5BD967", 16);
BigInteger h = BigInteger.ValueOf(0xFF70);
ECCurve c2m368w1 = new F2mCurve(
368,
1, 2, 85,
new BigInteger("00E0D2EE25095206F5E2A4F9ED229F1F256E79A0E2B455970D8D0D865BD94778C576D62F0AB7519CCD2A1A906AE30D", 16),
new BigInteger("00FC1217D4320A90452C760A58EDCD30C8DD069B3C34453837A34ED50CB54917E1C2112D84D164F444F8F74786046A", 16),
n, h);
return new X9ECParameters(
c2m368w1,
new X9ECPoint(c2m368w1,
Hex.Decode("021085E2755381DCCCE3C1557AFA10C2F0C0C2825646C5B34A394CBCFA8BC16B22E7E789E927BE216F02E1FB136A5F")),
n, h,
null);
}
}
internal class C2tnb431r1Holder
: X9ECParametersHolder
{
private C2tnb431r1Holder() {}
internal static readonly X9ECParametersHolder Instance = new C2tnb431r1Holder();
protected override X9ECParameters CreateParameters()
{
BigInteger n = new BigInteger("0340340340340340340340340340340340340340340340340340340323C313FAB50589703B5EC68D3587FEC60D161CC149C1AD4A91", 16);
BigInteger h = BigInteger.ValueOf(0x2760);
ECCurve c2m431r1 = new F2mCurve(
431,
120,
new BigInteger("1A827EF00DD6FC0E234CAF046C6A5D8A85395B236CC4AD2CF32A0CADBDC9DDF620B0EB9906D0957F6C6FEACD615468DF104DE296CD8F", 16),
new BigInteger("10D9B4A3D9047D8B154359ABFB1B7F5485B04CEB868237DDC9DEDA982A679A5A919B626D4E50A8DD731B107A9962381FB5D807BF2618", 16),
n, h);
return new X9ECParameters(
c2m431r1,
new X9ECPoint(c2m431r1,
Hex.Decode("02120FC05D3C67A99DE161D2F4092622FECA701BE4F50F4758714E8A87BBF2A658EF8C21E7C5EFE965361F6C2999C0C247B0DBD70CE6B7")),
n, h,
null);
}
}
private static readonly IDictionary objIds = Platform.CreateHashtable();
private static readonly IDictionary curves = Platform.CreateHashtable();
private static readonly IDictionary names = Platform.CreateHashtable();
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()
{
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);
return oid == null ? null : GetByOid(oid);
}
/**
* return the X9ECParameters object for the named curve represented by
* the passed in object identifier. Null if the curve isn't present.
*
* @param oid an object identifier representing a named curve, if present.
*/
public static X9ECParameters GetByOid(
DerObjectIdentifier oid)
{
X9ECParametersHolder holder = (X9ECParametersHolder)curves[oid];
return holder == null ? null : holder.Parameters;
}
/**
* return the object identifier signified by the passed in name. Null
* if there is no object identifier associated with name.
*
* @return the object identifier associated with name, if present.
*/
public static DerObjectIdentifier GetOid(
string name)
{
return (DerObjectIdentifier)objIds[Platform.ToUpperInvariant(name)];
}
/**
* return the named curve name represented by the given object identifier.
*/
public static string GetName(
DerObjectIdentifier oid)
{
return (string)names[oid];
}
/**
* returns an enumeration containing the name strings for curves
* contained in this structure.
*/
public static IEnumerable Names
{
get { return new EnumerableProxy(names.Values); }
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using Org.BouncyCastle.Asn1;
namespace Org.BouncyCastle.Asn1.X9
{
public class X962Parameters
: Asn1Encodable, IAsn1Choice
{
private readonly Asn1Object _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 e)
{
throw new ArgumentException("unable to parse encoded data: " + e.Message, e);
}
}
throw new ArgumentException("unknown object in getInstance()");
}
public X962Parameters(
X9ECParameters ecParameters)
{
this._params = ecParameters.ToAsn1Object();
}
public X962Parameters(
DerObjectIdentifier namedCurve)
{
this._params = namedCurve;
}
public X962Parameters(
Asn1Object obj)
{
this._params = obj;
}
public bool IsNamedCurve
{
get { return (_params is DerObjectIdentifier); }
}
public bool IsImplicitlyCA
{
get { return (_params is Asn1Null); }
}
public Asn1Object Parameters
{
get { return _params; }
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <pre>
* Parameters ::= CHOICE {
* ecParameters ECParameters,
* namedCurve CURVES.&amp;id({CurveNames}),
* implicitlyCA Null
* }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
return _params;
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9
{
/**
* ASN.1 def for Elliptic-Curve Curve structure. See
* X9.62, for further details.
*/
public class X9Curve
: Asn1Encodable
{
private readonly ECCurve curve;
private readonly byte[] seed;
private readonly DerObjectIdentifier fieldIdentifier;
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))
{
this.fieldIdentifier = X9ObjectIdentifiers.PrimeField;
}
else if (ECAlgorithms.IsF2mCurve(curve))
{
this.fieldIdentifier = X9ObjectIdentifiers.CharacteristicTwoField;
}
else
{
throw new ArgumentException("This type of ECCurve is not implemented");
}
}
public X9Curve(
X9FieldID fieldID,
Asn1Sequence seq)
{
if (fieldID == null)
throw new ArgumentNullException("fieldID");
if (seq == null)
throw new ArgumentNullException("seq");
this.fieldIdentifier = fieldID.Identifier;
if (fieldIdentifier.Equals(X9ObjectIdentifiers.PrimeField))
{
BigInteger q = ((DerInteger) fieldID.Parameters).Value;
X9FieldElement x9A = new X9FieldElement(q, (Asn1OctetString) seq[0]);
X9FieldElement x9B = new X9FieldElement(q, (Asn1OctetString) seq[1]);
curve = new FpCurve(q, x9A.Value.ToBigInteger(), x9B.Value.ToBigInteger());
}
else
{
if (fieldIdentifier.Equals(X9ObjectIdentifiers.CharacteristicTwoField))
{
// Characteristic two field
DerSequence parameters = (DerSequence)fieldID.Parameters;
int m = ((DerInteger)parameters[0]).Value.IntValue;
DerObjectIdentifier representation
= (DerObjectIdentifier)parameters[1];
int k1 = 0;
int k2 = 0;
int k3 = 0;
if (representation.Equals(X9ObjectIdentifiers.TPBasis))
{
// Trinomial basis representation
k1 = ((DerInteger)parameters[2]).Value.IntValue;
}
else
{
// Pentanomial basis representation
DerSequence pentanomial = (DerSequence) parameters[2];
k1 = ((DerInteger) pentanomial[0]).Value.IntValue;
k2 = ((DerInteger) pentanomial[1]).Value.IntValue;
k3 = ((DerInteger) pentanomial[2]).Value.IntValue;
}
X9FieldElement x9A = new X9FieldElement(m, k1, k2, k3, (Asn1OctetString)seq[0]);
X9FieldElement x9B = new X9FieldElement(m, k1, k2, k3, (Asn1OctetString)seq[1]);
// TODO Is it possible to get the order (n) and cofactor(h) too?
curve = new F2mCurve(m, k1, k2, k3, x9A.Value.ToBigInteger(), x9B.Value.ToBigInteger());
}
}
if (seq.Count == 3)
{
seed = ((DerBitString) seq[2]).GetBytes();
}
}
public ECCurve Curve
{
get { return curve; }
}
public byte[] GetSeed()
{
return Arrays.Clone(seed);
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <pre>
* Curve ::= Sequence {
* a FieldElement,
* b FieldElement,
* seed BIT STRING OPTIONAL
* }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector();
if (fieldIdentifier.Equals(X9ObjectIdentifiers.PrimeField)
|| fieldIdentifier.Equals(X9ObjectIdentifiers.CharacteristicTwoField))
{
v.Add(new X9FieldElement(curve.A).ToAsn1Object());
v.Add(new X9FieldElement(curve.B).ToAsn1Object());
}
if (seed != null)
{
v.Add(new DerBitString(seed));
}
return new DerSequence(v);
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
using Org.BouncyCastle.Math.Field;
namespace Org.BouncyCastle.Asn1.X9
{
/**
* ASN.1 def for Elliptic-Curve ECParameters structure. See
* X9.62, for further details.
*/
public class X9ECParameters
: Asn1Encodable
{
private X9FieldID fieldID;
private ECCurve curve;
private X9ECPoint g;
private BigInteger n;
private BigInteger h;
private byte[] seed;
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");
}
X9Curve x9c = new X9Curve(
X9FieldID.GetInstance(seq[1]),
Asn1Sequence.GetInstance(seq[2]));
this.curve = x9c.Curve;
object p = seq[3];
if (p is X9ECPoint)
{
this.g = ((X9ECPoint)p);
}
else
{
this.g = new X9ECPoint(curve, (Asn1OctetString)p);
}
this.n = ((DerInteger)seq[4]).Value;
this.seed = x9c.GetSeed();
if (seq.Count == 6)
{
this.h = ((DerInteger)seq[5]).Value;
}
}
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))
{
this.fieldID = new X9FieldID(curve.Field.Characteristic);
}
else if (ECAlgorithms.IsF2mCurve(curve))
{
IPolynomialExtensionField field = (IPolynomialExtensionField)curve.Field;
int[] exponents = field.MinimalPolynomial.GetExponentsPresent();
if (exponents.Length == 3)
{
this.fieldID = new X9FieldID(exponents[2], exponents[1]);
}
else if (exponents.Length == 5)
{
this.fieldID = new X9FieldID(exponents[4], exponents[1], exponents[2], exponents[3]);
}
else
{
throw new ArgumentException("Only trinomial and pentomial curves are supported");
}
}
else
{
throw new ArgumentException("'curve' is of an unsupported type");
}
}
public ECCurve Curve
{
get { return curve; }
}
public ECPoint G
{
get { return g.Point; }
}
public BigInteger N
{
get { return n; }
}
public BigInteger H
{
get { return h; }
}
public byte[] GetSeed()
{
return seed;
}
/**
* Return the ASN.1 entry representing the Curve.
*
* @return the X9Curve for the curve in these parameters.
*/
public X9Curve CurveEntry
{
get { return new X9Curve(curve, seed); }
}
/**
* Return the ASN.1 entry representing the FieldID.
*
* @return the X9FieldID for the FieldID in these parameters.
*/
public X9FieldID FieldIDEntry
{
get { return fieldID; }
}
/**
* Return the ASN.1 entry representing the base point G.
*
* @return the X9ECPoint for the base point in these parameters.
*/
public X9ECPoint BaseEntry
{
get { return g; }
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <pre>
* ECParameters ::= Sequence {
* version Integer { ecpVer1(1) } (ecpVer1),
* fieldID FieldID {{FieldTypes}},
* curve X9Curve,
* base X9ECPoint,
* order Integer,
* cofactor Integer OPTIONAL
* }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
Asn1EncodableVector v = new Asn1EncodableVector(
new DerInteger(BigInteger.One),
fieldID,
new X9Curve(curve, seed),
g,
new DerInteger(n));
if (h != null)
{
v.Add(new DerInteger(h));
}
return new DerSequence(v);
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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();
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using Org.BouncyCastle.Math.EC;
using Org.BouncyCastle.Utilities;
namespace Org.BouncyCastle.Asn1.X9
{
/**
* class for describing an ECPoint as a Der object.
*/
public class X9ECPoint
: Asn1Encodable
{
private readonly Asn1OctetString encoding;
private ECCurve c;
private ECPoint p;
public X9ECPoint(ECPoint p)
: this(p, false)
{
}
public X9ECPoint(ECPoint p, bool compressed)
{
this.p = p.Normalize();
this.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 ECPoint Point
{
get
{
if (p == null)
{
p = c.DecodePoint(encoding.GetOctets()).Normalize();
}
return p;
}
}
public bool IsPointCompressed
{
get
{
byte[] octets = encoding.GetOctets();
return octets != null && octets.Length > 0 && (octets[0] == 2 || octets[0] == 3);
}
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <pre>
* ECPoint ::= OCTET STRING
* </pre>
* <p>
* Octet string produced using ECPoint.GetEncoded().</p>
*/
public override Asn1Object ToAsn1Object()
{
return encoding;
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Math.EC;
namespace Org.BouncyCastle.Asn1.X9
{
/**
* Class for processing an ECFieldElement as a DER object.
*/
public class X9FieldElement
: Asn1Encodable
{
private ECFieldElement f;
public X9FieldElement(
ECFieldElement f)
{
this.f = f;
}
public X9FieldElement(
BigInteger p,
Asn1OctetString s)
: this(new FpFieldElement(p, new BigInteger(1, s.GetOctets())))
{
}
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 ECFieldElement Value
{
get { return f; }
}
/**
* Produce an object suitable for an Asn1OutputStream.
* <pre>
* FieldElement ::= OCTET STRING
* </pre>
* <p>
* <ol>
* <li> if <i>q</i> is an odd prime then the field element is
* processed as an Integer and converted to an octet string
* according to x 9.62 4.3.1.</li>
* <li> if <i>q</i> is 2<sup>m</sup> then the bit string
* contained in the field element is converted into an octet
* string with the same ordering padded at the front if necessary.
* </li>
* </ol>
* </p>
*/
public override Asn1Object ToAsn1Object()
{
int byteCount = X9IntegerConverter.GetByteLength(f);
byte[] paddedBigInteger = X9IntegerConverter.IntegerToBytes(f.ToBigInteger(), byteCount);
return new DerOctetString(paddedBigInteger);
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
using Org.BouncyCastle.Math;
namespace Org.BouncyCastle.Asn1.X9
{
/**
* ASN.1 def for Elliptic-Curve Field ID structure. See
* X9.62, for further details.
*/
public class X9FieldID
: Asn1Encodable
{
private readonly DerObjectIdentifier id;
private readonly Asn1Object parameters;
/**
* Constructor for elliptic curves over prime fields
* <code>F<sub>2</sub></code>.
* @param primeP The prime <code>p</code> defining the prime field.
*/
public X9FieldID(
BigInteger primeP)
{
this.id = X9ObjectIdentifiers.PrimeField;
this.parameters = new DerInteger(primeP);
}
/**
* Constructor for elliptic curves over binary fields
* <code>F<sub>2<sup>m</sup></sub></code>.
* @param m The exponent <code>m</code> of
* <code>F<sub>2<sup>m</sup></sub></code>.
* @param k1 The integer <code>k1</code> where <code>x<sup>m</sup> +
* x<sup>k1</sup> + 1</code>
* represents the reduction polynomial <code>f(z)</code>.
*/
public X9FieldID(int m, int k1)
: this(m, k1, 0, 0)
{
}
/**
* Constructor for elliptic curves over binary fields
* <code>F<sub>2<sup>m</sup></sub></code>.
* @param m The exponent <code>m</code> of
* <code>F<sub>2<sup>m</sup></sub></code>.
* @param k1 The integer <code>k1</code> where <code>x<sup>m</sup> +
* x<sup>k3</sup> + x<sup>k2</sup> + x<sup>k1</sup> + 1</code>
* represents the reduction polynomial <code>f(z)</code>.
* @param k2 The integer <code>k2</code> where <code>x<sup>m</sup> +
* x<sup>k3</sup> + x<sup>k2</sup> + x<sup>k1</sup> + 1</code>
* represents the reduction polynomial <code>f(z)</code>.
* @param k3 The integer <code>k3</code> where <code>x<sup>m</sup> +
* x<sup>k3</sup> + x<sup>k2</sup> + x<sup>k1</sup> + 1</code>
* represents the reduction polynomial <code>f(z)</code>..
*/
public X9FieldID(
int m,
int k1,
int k2,
int k3)
{
this.id = X9ObjectIdentifiers.CharacteristicTwoField;
Asn1EncodableVector fieldIdParams = new Asn1EncodableVector(new DerInteger(m));
if (k2 == 0)
{
if (k3 != 0)
throw new ArgumentException("inconsistent k values");
fieldIdParams.Add(
X9ObjectIdentifiers.TPBasis,
new DerInteger(k1));
}
else
{
if (k2 <= k1 || k3 <= k2)
throw new ArgumentException("inconsistent k values");
fieldIdParams.Add(
X9ObjectIdentifiers.PPBasis,
new DerSequence(
new DerInteger(k1),
new DerInteger(k2),
new DerInteger(k3)));
}
this.parameters = new DerSequence(fieldIdParams);
}
private X9FieldID(Asn1Sequence seq)
{
this.id = DerObjectIdentifier.GetInstance(seq[0]);
this.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 DerObjectIdentifier Identifier
{
get { return id; }
}
public Asn1Object Parameters
{
get { return parameters; }
}
/**
* Produce a Der encoding of the following structure.
* <pre>
* FieldID ::= Sequence {
* fieldType FIELD-ID.&amp;id({IOSet}),
* parameters FIELD-ID.&amp;Type({IOSet}{&#64;fieldType})
* }
* </pre>
*/
public override Asn1Object ToAsn1Object()
{
return new DerSequence(id, parameters);
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
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[] bytes = s.ToByteArrayUnsigned();
if (qLength < bytes.Length)
{
byte[] tmp = new byte[qLength];
Array.Copy(bytes, bytes.Length - tmp.Length, tmp, 0, tmp.Length);
return tmp;
}
else if (qLength > bytes.Length)
{
byte[] tmp = new byte[qLength];
Array.Copy(bytes, 0, tmp, tmp.Length - bytes.Length, bytes.Length);
return tmp;
}
return bytes;
}
}
}
#endif

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#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR)
using System;
namespace Org.BouncyCastle.Asn1.X9
{
public abstract class X9ObjectIdentifiers
{
//
// X9.62
//
// ansi-X9-62 OBJECT IDENTIFIER ::= { iso(1) member-body(2)
// us(840) ansi-x962(10045) }
//
internal const string AnsiX962 = "1.2.840.10045";
public static readonly DerObjectIdentifier ansi_X9_62 = new DerObjectIdentifier(AnsiX962);
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");
[Obsolete("Use 'id_ecSigType' instead")]
public const string IdECSigType = AnsiX962 + ".4";
public static readonly DerObjectIdentifier id_ecSigType = ansi_X9_62.Branch("4");
public static readonly DerObjectIdentifier ECDsaWithSha1 = id_ecSigType.Branch("1");
[Obsolete("Use 'id_publicKeyType' instead")]
public const string IdPublicKeyType = AnsiX962 + ".2";
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");
//
// named curves
//
public static readonly DerObjectIdentifier EllipticCurve = ansi_X9_62.Branch("3");
//
// Two Curves
//
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");
//
// Prime
//
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");
//
// DSA
//
// dsapublicnumber OBJECT IDENTIFIER ::= { iso(1) member-body(2)
// us(840) ansi-x957(10040) number-type(4) 1 }
public static readonly DerObjectIdentifier IdDsa = new DerObjectIdentifier("1.2.840.10040.4.1");
/**
* id-dsa-with-sha1 OBJECT IDENTIFIER ::= { iso(1) member-body(2)
* us(840) x9-57 (10040) x9cm(4) 3 }
*/
public static readonly DerObjectIdentifier IdDsaWithSha1 = new DerObjectIdentifier("1.2.840.10040.4.3");
/**
* X9.63
*/
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");
/**
* X9.42
*/
public static readonly DerObjectIdentifier ansi_x9_42 = new DerObjectIdentifier("1.2.840.10046");
//
// Diffie-Hellman
//
// dhpublicnumber OBJECT IDENTIFIER ::= { iso(1) member-body(2)
// us(840) ansi-x942(10046) number-type(2) 1 }
//
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");
}
}
#endif

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