58 lines
2.2 KiB
Java
58 lines
2.2 KiB
Java
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package com.google.android.gms.internal.p002firebaseauthapi;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.preference.PreferenceManager;
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import java.io.CharConversionException;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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/* loaded from: classes2.dex */
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public final class zzfq {
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private final SharedPreferences zza;
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private final String zzb = "GenericIdpKeyset";
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public zzfq(Context context, String str, String str2) throws IOException {
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Context applicationContext = context.getApplicationContext();
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if (str2 == null) {
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this.zza = PreferenceManager.getDefaultSharedPreferences(applicationContext);
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} else {
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this.zza = applicationContext.getSharedPreferences(str2, 0);
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}
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}
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private final byte[] zzc() throws IOException {
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try {
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String string = this.zza.getString(this.zzb, null);
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if (string == null) {
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throw new FileNotFoundException(String.format("can't read keyset; the pref value %s does not exist", this.zzb));
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}
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if (string.length() % 2 != 0) {
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throw new IllegalArgumentException("Expected a string of even length");
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}
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int length = string.length() / 2;
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byte[] bArr = new byte[length];
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for (int i = 0; i < length; i++) {
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int i2 = i + i;
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int digit = Character.digit(string.charAt(i2), 16);
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int digit2 = Character.digit(string.charAt(i2 + 1), 16);
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if (digit == -1 || digit2 == -1) {
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throw new IllegalArgumentException("input is not hexadecimal");
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}
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bArr[i] = (byte) ((digit * 16) + digit2);
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}
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return bArr;
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} catch (ClassCastException | IllegalArgumentException unused) {
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throw new CharConversionException(String.format("can't read keyset; the pref value %s is not a valid hex string", this.zzb));
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}
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}
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public final zzmo zza() throws IOException {
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return zzmo.zzc(zzc(), zzacs.zza());
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}
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public final zzof zzb() throws IOException {
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return zzof.zzf(zzc(), zzacs.zza());
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}
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}
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