diff options
Diffstat (limited to 'core/src/main/java/org/bouncycastle/asn1/x9/DHDomainParameters.java')
-rw-r--r-- | core/src/main/java/org/bouncycastle/asn1/x9/DHDomainParameters.java | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/core/src/main/java/org/bouncycastle/asn1/x9/DHDomainParameters.java b/core/src/main/java/org/bouncycastle/asn1/x9/DHDomainParameters.java deleted file mode 100644 index 509111ad..00000000 --- a/core/src/main/java/org/bouncycastle/asn1/x9/DHDomainParameters.java +++ /dev/null @@ -1,163 +0,0 @@ -package org.bouncycastle.asn1.x9; - -import java.math.BigInteger; -import java.util.Enumeration; - -import org.bouncycastle.asn1.ASN1Encodable; -import org.bouncycastle.asn1.ASN1EncodableVector; -import org.bouncycastle.asn1.ASN1Integer; -import org.bouncycastle.asn1.ASN1Object; -import org.bouncycastle.asn1.ASN1Primitive; -import org.bouncycastle.asn1.ASN1Sequence; -import org.bouncycastle.asn1.ASN1TaggedObject; -import org.bouncycastle.asn1.DERSequence; - -public class DHDomainParameters - extends ASN1Object -{ - private ASN1Integer p, g, q, j; - private DHValidationParms validationParms; - - public static DHDomainParameters getInstance(ASN1TaggedObject obj, boolean explicit) - { - return getInstance(ASN1Sequence.getInstance(obj, explicit)); - } - - public static DHDomainParameters getInstance(Object obj) - { - if (obj == null || obj instanceof DHDomainParameters) - { - return (DHDomainParameters)obj; - } - - if (obj instanceof ASN1Sequence) - { - return new DHDomainParameters((ASN1Sequence)obj); - } - - throw new IllegalArgumentException("Invalid DHDomainParameters: " - + obj.getClass().getName()); - } - - public DHDomainParameters(BigInteger p, BigInteger g, BigInteger q, BigInteger j, - DHValidationParms validationParms) - { - if (p == null) - { - throw new IllegalArgumentException("'p' cannot be null"); - } - if (g == null) - { - throw new IllegalArgumentException("'g' cannot be null"); - } - if (q == null) - { - throw new IllegalArgumentException("'q' cannot be null"); - } - - this.p = new ASN1Integer(p); - this.g = new ASN1Integer(g); - this.q = new ASN1Integer(q); - this.j = new ASN1Integer(j); - this.validationParms = validationParms; - } - - public DHDomainParameters(ASN1Integer p, ASN1Integer g, ASN1Integer q, ASN1Integer j, - DHValidationParms validationParms) - { - if (p == null) - { - throw new IllegalArgumentException("'p' cannot be null"); - } - if (g == null) - { - throw new IllegalArgumentException("'g' cannot be null"); - } - if (q == null) - { - throw new IllegalArgumentException("'q' cannot be null"); - } - - this.p = p; - this.g = g; - this.q = q; - this.j = j; - this.validationParms = validationParms; - } - - private DHDomainParameters(ASN1Sequence seq) - { - if (seq.size() < 3 || seq.size() > 5) - { - throw new IllegalArgumentException("Bad sequence size: " + seq.size()); - } - - Enumeration e = seq.getObjects(); - this.p = ASN1Integer.getInstance(e.nextElement()); - this.g = ASN1Integer.getInstance(e.nextElement()); - this.q = ASN1Integer.getInstance(e.nextElement()); - - ASN1Encodable next = getNext(e); - - if (next != null && next instanceof ASN1Integer) - { - this.j = ASN1Integer.getInstance(next); - next = getNext(e); - } - - if (next != null) - { - this.validationParms = DHValidationParms.getInstance(next.toASN1Primitive()); - } - } - - private static ASN1Encodable getNext(Enumeration e) - { - return e.hasMoreElements() ? (ASN1Encodable)e.nextElement() : null; - } - - public ASN1Integer getP() - { - return this.p; - } - - public ASN1Integer getG() - { - return this.g; - } - - public ASN1Integer getQ() - { - return this.q; - } - - public ASN1Integer getJ() - { - return this.j; - } - - public DHValidationParms getValidationParms() - { - return this.validationParms; - } - - public ASN1Primitive toASN1Primitive() - { - ASN1EncodableVector v = new ASN1EncodableVector(); - v.add(this.p); - v.add(this.g); - v.add(this.q); - - if (this.j != null) - { - v.add(this.j); - } - - if (this.validationParms != null) - { - v.add(this.validationParms); - } - - return new DERSequence(v); - } -} |