You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
112 lines
2.6 KiB
112 lines
2.6 KiB
#if !BESTHTTP_DISABLE_ALTERNATE_SSL && (!UNITY_WEBGL || UNITY_EDITOR) |
|
#pragma warning disable |
|
using System; |
|
using System.Collections; |
|
|
|
using BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities; |
|
|
|
namespace BestHTTP.SecureProtocol.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: " + BestHTTP.SecureProtocol.Org.BouncyCastle.Utilities.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); |
|
v.AddOptional(j, validationParms); |
|
return new DerSequence(v); |
|
} |
|
} |
|
} |
|
#pragma warning restore |
|
#endif
|
|
|