44 lines
1.5 KiB
Java
44 lines
1.5 KiB
Java
package o;
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import java.nio.ByteBuffer;
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import java.security.GeneralSecurityException;
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import java.util.Arrays;
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/* loaded from: classes2.dex */
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public final class nYK implements InterfaceC4280bVg {
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private final InterfaceC17126uCH a;
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private final int d;
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private final InterfaceC13537fcG e;
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public nYK(InterfaceC13537fcG interfaceC13537fcG, InterfaceC17126uCH interfaceC17126uCH, int i) {
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this.e = interfaceC13537fcG;
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this.a = interfaceC17126uCH;
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this.d = i;
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}
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@Override // o.InterfaceC4280bVg
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public final byte[] b(byte[] bArr, byte[] bArr2) throws GeneralSecurityException {
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byte[] b = this.e.b(bArr);
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if (bArr2 == null) {
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bArr2 = new byte[0];
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}
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return vil.a(b, this.a.d(vil.a(bArr2, b, Arrays.copyOf(ByteBuffer.allocate(8).putLong(bArr2.length << 3).array(), 8))));
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}
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@Override // o.InterfaceC4280bVg
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public final byte[] d(byte[] bArr, byte[] bArr2) throws GeneralSecurityException {
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int length = bArr.length;
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int i = this.d;
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if (length < i) {
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throw new GeneralSecurityException("ciphertext too short");
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}
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byte[] copyOfRange = Arrays.copyOfRange(bArr, 0, bArr.length - i);
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byte[] copyOfRange2 = Arrays.copyOfRange(bArr, bArr.length - this.d, bArr.length);
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if (bArr2 == null) {
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bArr2 = new byte[0];
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}
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this.a.a(copyOfRange2, vil.a(bArr2, copyOfRange, Arrays.copyOf(ByteBuffer.allocate(8).putLong(bArr2.length << 3).array(), 8)));
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return this.e.e(copyOfRange);
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}
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}
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