package o;

import java.security.GeneralSecurityException;
import java.security.InvalidAlgorithmParameterException;
import java.util.Arrays;
import javax.crypto.Cipher;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import o.uAf;

/* renamed from: o.yNf, reason: case insensitive filesystem */
/* loaded from: classes2.dex */
public final class C17618yNf implements InterfaceC16851roi {
    private static uAf.RVV a = uAf.RVV.ALGORITHM_NOT_FIPS;
    private final SecretKey b;
    private byte[] c;
    private byte[] e;

    public C17618yNf(byte[] bArr) throws GeneralSecurityException {
        ifG.e(bArr.length);
        SecretKeySpec secretKeySpec = new SecretKeySpec(bArr, "AES");
        this.b = secretKeySpec;
        if (!a.d()) {
            throw new GeneralSecurityException("Can not use AES-CMAC in FIPS-mode.");
        }
        Cipher e = YYT.a.e("AES/ECB/NoPadding");
        e.init(1, secretKeySpec);
        byte[] c = UKk.c(e.doFinal(new byte[16]));
        this.c = c;
        this.e = UKk.c(c);
    }

    @Override // o.InterfaceC16851roi
    public final byte[] c(byte[] bArr, int i) throws GeneralSecurityException {
        byte[] c;
        if (i > 16) {
            throw new InvalidAlgorithmParameterException("outputLength too large, max is 16 bytes");
        }
        if (!a.d()) {
            throw new GeneralSecurityException("Can not use AES-CMAC in FIPS-mode.");
        }
        Cipher e = YYT.a.e("AES/ECB/NoPadding");
        e.init(1, this.b);
        int max = Math.max(1, (int) Math.ceil(bArr.length / 16.0d));
        if ((max << 4) == bArr.length) {
            c = vil.c(bArr, (max - 1) << 4, this.c, 0, 16);
        } else {
            byte[] copyOfRange = Arrays.copyOfRange(bArr, (max - 1) << 4, bArr.length);
            if (copyOfRange.length >= 16) {
                throw new IllegalArgumentException("x must be smaller than a block.");
            }
            byte[] copyOf = Arrays.copyOf(copyOfRange, 16);
            copyOf[copyOfRange.length] = Byte.MIN_VALUE;
            byte[] bArr2 = this.e;
            if (copyOf.length != bArr2.length) {
                throw new IllegalArgumentException("The lengths of x and y should match.");
            }
            c = vil.c(copyOf, 0, bArr2, 0, copyOf.length);
        }
        byte[] bArr3 = new byte[16];
        for (int i2 = 0; i2 < max - 1; i2++) {
            bArr3 = e.doFinal(vil.c(bArr3, 0, bArr, i2 << 4, 16));
        }
        if (c.length == bArr3.length) {
            return Arrays.copyOf(e.doFinal(vil.c(c, 0, bArr3, 0, c.length)), i);
        }
        throw new IllegalArgumentException("The lengths of x and y should match.");
    }
}