package o;

import java.nio.ByteBuffer;
import java.security.GeneralSecurityException;
import java.util.Arrays;

/* loaded from: classes2.dex */
public final class nYK implements InterfaceC4280bVg {
    private final InterfaceC17126uCH a;
    private final int d;
    private final InterfaceC13537fcG e;

    public nYK(InterfaceC13537fcG interfaceC13537fcG, InterfaceC17126uCH interfaceC17126uCH, int i) {
        this.e = interfaceC13537fcG;
        this.a = interfaceC17126uCH;
        this.d = i;
    }

    @Override // o.InterfaceC4280bVg
    public final byte[] b(byte[] bArr, byte[] bArr2) throws GeneralSecurityException {
        byte[] b = this.e.b(bArr);
        if (bArr2 == null) {
            bArr2 = new byte[0];
        }
        return vil.a(b, this.a.d(vil.a(bArr2, b, Arrays.copyOf(ByteBuffer.allocate(8).putLong(bArr2.length << 3).array(), 8))));
    }

    @Override // o.InterfaceC4280bVg
    public final byte[] d(byte[] bArr, byte[] bArr2) throws GeneralSecurityException {
        int length = bArr.length;
        int i = this.d;
        if (length < i) {
            throw new GeneralSecurityException("ciphertext too short");
        }
        byte[] copyOfRange = Arrays.copyOfRange(bArr, 0, bArr.length - i);
        byte[] copyOfRange2 = Arrays.copyOfRange(bArr, bArr.length - this.d, bArr.length);
        if (bArr2 == null) {
            bArr2 = new byte[0];
        }
        this.a.a(copyOfRange2, vil.a(bArr2, copyOfRange, Arrays.copyOf(ByteBuffer.allocate(8).putLong(bArr2.length << 3).array(), 8)));
        return this.e.e(copyOfRange);
    }
}