94 lines
3.2 KiB
Java
94 lines
3.2 KiB
Java
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package org.bouncycastle.asn1;
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import java.io.IOException;
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/* loaded from: classes6.dex */
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public class DERBitString extends ASN1BitString {
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/* JADX INFO: Access modifiers changed from: package-private */
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@Override // org.bouncycastle.asn1.ASN1Primitive
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public boolean isConstructed() {
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return false;
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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@Override // org.bouncycastle.asn1.ASN1Primitive
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public int encodedLength() {
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return StreamUtil.calculateBodyLength(this.data.length + 1) + 1 + this.data.length + 1;
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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@Override // org.bouncycastle.asn1.ASN1BitString, org.bouncycastle.asn1.ASN1Primitive
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public void encode(ASN1OutputStream aSN1OutputStream) throws IOException {
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byte[] derForm = derForm(this.data, this.padBits);
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int length = derForm.length;
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byte[] bArr = new byte[length + 1];
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bArr[0] = (byte) getPadBits();
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System.arraycopy(derForm, 0, bArr, 1, length);
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aSN1OutputStream.writeEncoded(3, bArr);
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}
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private static byte[] toByteArray(byte b) {
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return new byte[]{b};
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}
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public static DERBitString getInstance(ASN1TaggedObject aSN1TaggedObject, boolean z) {
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ASN1Primitive object = aSN1TaggedObject.getObject();
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return (z || (object instanceof DERBitString)) ? getInstance(object) : fromOctetString(((ASN1OctetString) object).getOctets());
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}
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public static DERBitString getInstance(Object obj) {
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if (obj == null || (obj instanceof DERBitString)) {
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return (DERBitString) obj;
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}
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if (obj instanceof DLBitString) {
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DLBitString dLBitString = (DLBitString) obj;
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return new DERBitString(dLBitString.data, dLBitString.padBits);
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}
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if (!(obj instanceof byte[])) {
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StringBuilder sb = new StringBuilder("illegal object in getInstance: ");
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sb.append(obj.getClass().getName());
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throw new IllegalArgumentException(sb.toString());
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}
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try {
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return (DERBitString) fromByteArray((byte[]) obj);
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} catch (Exception e) {
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StringBuilder sb2 = new StringBuilder("encoding error in getInstance: ");
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sb2.append(e.toString());
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throw new IllegalArgumentException(sb2.toString());
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}
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}
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static DERBitString fromOctetString(byte[] bArr) {
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if (bArr.length <= 0) {
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throw new IllegalArgumentException("truncated BIT STRING detected");
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}
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byte b = bArr[0];
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int length = bArr.length - 1;
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byte[] bArr2 = new byte[length];
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if (length != 0) {
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System.arraycopy(bArr, 1, bArr2, 0, bArr.length - 1);
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}
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return new DERBitString(bArr2, b);
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}
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public DERBitString(byte[] bArr, int i) {
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super(bArr, i);
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}
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public DERBitString(byte[] bArr) {
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this(bArr, 0);
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}
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public DERBitString(ASN1Encodable aSN1Encodable) throws IOException {
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super(aSN1Encodable.toASN1Primitive().getEncoded(ASN1Encoding.DER), 0);
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}
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public DERBitString(int i) {
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super(getBytes(i), getPadBits(i));
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}
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protected DERBitString(byte b, int i) {
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this(toByteArray(b), i);
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}
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}
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