81 lines
2.8 KiB
Java
81 lines
2.8 KiB
Java
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package org.bouncycastle.asn1.x9;
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import java.math.BigInteger;
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import org.bouncycastle.asn1.ASN1EncodableVector;
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import org.bouncycastle.asn1.ASN1Integer;
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import org.bouncycastle.asn1.ASN1Object;
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import org.bouncycastle.asn1.ASN1ObjectIdentifier;
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import org.bouncycastle.asn1.ASN1Primitive;
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import org.bouncycastle.asn1.ASN1Sequence;
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import org.bouncycastle.asn1.DERSequence;
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/* loaded from: classes6.dex */
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public class X9FieldID extends ASN1Object implements X9ObjectIdentifiers {
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private ASN1ObjectIdentifier id;
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private ASN1Primitive parameters;
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@Override // org.bouncycastle.asn1.ASN1Object, org.bouncycastle.asn1.ASN1Encodable
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public ASN1Primitive toASN1Primitive() {
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ASN1EncodableVector aSN1EncodableVector = new ASN1EncodableVector();
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aSN1EncodableVector.add(this.id);
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aSN1EncodableVector.add(this.parameters);
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return new DERSequence(aSN1EncodableVector);
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}
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public ASN1Primitive getParameters() {
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return this.parameters;
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}
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public ASN1ObjectIdentifier getIdentifier() {
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return this.id;
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}
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public static X9FieldID getInstance(Object obj) {
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if (obj instanceof X9FieldID) {
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return (X9FieldID) obj;
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}
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if (obj != null) {
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return new X9FieldID(ASN1Sequence.getInstance(obj));
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}
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return null;
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}
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private X9FieldID(ASN1Sequence aSN1Sequence) {
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this.id = ASN1ObjectIdentifier.getInstance(aSN1Sequence.getObjectAt(0));
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this.parameters = aSN1Sequence.getObjectAt(1).toASN1Primitive();
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}
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public X9FieldID(BigInteger bigInteger) {
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this.id = prime_field;
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this.parameters = new ASN1Integer(bigInteger);
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}
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public X9FieldID(int i, int i2, int i3, int i4) {
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this.id = characteristic_two_field;
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ASN1EncodableVector aSN1EncodableVector = new ASN1EncodableVector();
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aSN1EncodableVector.add(new ASN1Integer(i));
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if (i3 == 0) {
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if (i4 != 0) {
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throw new IllegalArgumentException("inconsistent k values");
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}
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aSN1EncodableVector.add(tpBasis);
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aSN1EncodableVector.add(new ASN1Integer(i2));
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} else {
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if (i3 <= i2 || i4 <= i3) {
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throw new IllegalArgumentException("inconsistent k values");
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}
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aSN1EncodableVector.add(ppBasis);
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ASN1EncodableVector aSN1EncodableVector2 = new ASN1EncodableVector();
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aSN1EncodableVector2.add(new ASN1Integer(i2));
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aSN1EncodableVector2.add(new ASN1Integer(i3));
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aSN1EncodableVector2.add(new ASN1Integer(i4));
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aSN1EncodableVector.add(new DERSequence(aSN1EncodableVector2));
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}
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this.parameters = new DERSequence(aSN1EncodableVector);
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}
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public X9FieldID(int i, int i2) {
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this(i, i2, 0, 0);
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}
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}
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