148 lines
5.2 KiB
Java
148 lines
5.2 KiB
Java
package com.google.android.gms.internal.p002firebaseauthapi;
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import android.content.Context;
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import android.security.keystore.KeyGenParameterSpec;
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import android.util.Log;
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import com.google.android.gms.stats.CodePackage;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.security.GeneralSecurityException;
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import java.security.KeyStoreException;
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import java.security.ProviderException;
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import javax.crypto.KeyGenerator;
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/* loaded from: classes2.dex */
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public final class zzfl {
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private zzbi zze;
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private zzfq zzf = null;
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private zzbj zza = null;
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private String zzb = null;
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private zzap zzc = null;
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private zzbf zzd = null;
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private final zzbi zzi() throws GeneralSecurityException, IOException {
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String str;
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zzap zzapVar = this.zzc;
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if (zzapVar != null) {
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try {
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return zzbi.zzf(zzbh.zzh(this.zzf, zzapVar));
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} catch (zzadn | GeneralSecurityException e) {
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str = zzfn.zzb;
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Log.w(str, "cannot decrypt keyset: ", e);
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}
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}
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return zzbi.zzf(zzar.zzb(this.zzf));
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}
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@Deprecated
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public final zzfl zzd(zznx zznxVar) {
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String zzf = zznxVar.zzf();
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byte[] zzt = zznxVar.zze().zzt();
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zzoy zzd = zznxVar.zzd();
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int i = zzfn.zza;
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zzoy zzoyVar = zzoy.UNKNOWN_PREFIX;
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int ordinal = zzd.ordinal();
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int i2 = 1;
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if (ordinal != 1) {
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i2 = 2;
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if (ordinal != 2) {
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i2 = 3;
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if (ordinal != 3) {
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i2 = 4;
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if (ordinal != 4) {
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throw new IllegalArgumentException("Unknown output prefix type");
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}
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}
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}
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}
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this.zzd = zzbf.zze(zzf, zzt, i2);
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return this;
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}
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public final zzfl zze(String str) {
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if (!str.startsWith("android-keystore://")) {
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throw new IllegalArgumentException("key URI must start with android-keystore://");
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}
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this.zzb = str;
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return this;
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}
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public final zzfn zzg() throws GeneralSecurityException, IOException {
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String str;
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zzbi zze;
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String str2;
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zzfn zzfnVar;
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synchronized (this) {
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if (this.zzb != null) {
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this.zzc = zzh();
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}
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try {
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zze = zzi();
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} catch (FileNotFoundException e) {
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str = zzfn.zzb;
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if (Log.isLoggable(str, 4)) {
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str2 = zzfn.zzb;
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Log.i(str2, String.format("keyset not found, will generate a new one. %s", e.getMessage()));
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}
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if (this.zzd != null) {
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zze = zzbi.zze();
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zze.zzc(this.zzd);
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zze.zzd(zze.zzb().zzd().zzb(0).zza());
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if (this.zzc != null) {
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zze.zzb().zzf(this.zza, this.zzc);
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} else {
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zzar.zza(zze.zzb(), this.zza);
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}
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} else {
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throw new GeneralSecurityException("cannot read or generate keyset");
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}
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}
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this.zze = zze;
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zzfnVar = new zzfn(this, null);
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}
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return zzfnVar;
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}
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public final zzfl zzf(Context context, String str, String str2) throws IOException {
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if (context == null) {
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throw new IllegalArgumentException("need an Android context");
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}
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this.zzf = new zzfq(context, "GenericIdpKeyset", str2);
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this.zza = new zzfr(context, "GenericIdpKeyset", str2);
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return this;
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}
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private final zzap zzh() throws GeneralSecurityException {
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String str;
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String str2;
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zzfp zzfpVar = new zzfp();
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boolean zzc = zzfpVar.zzc(this.zzb);
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if (!zzc) {
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try {
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String str3 = this.zzb;
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if (new zzfp().zzc(str3)) {
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throw new IllegalArgumentException(String.format("cannot generate a new key %s because it already exists; please delete it with deleteKey() and try again", str3));
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}
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String zza = zzqs.zza("android-keystore://", str3);
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KeyGenerator keyGenerator = KeyGenerator.getInstance("AES", "AndroidKeyStore");
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keyGenerator.init(new KeyGenParameterSpec.Builder(zza, 3).setKeySize(256).setBlockModes(CodePackage.GCM).setEncryptionPaddings("NoPadding").build());
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keyGenerator.generateKey();
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} catch (GeneralSecurityException | ProviderException e) {
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str2 = zzfn.zzb;
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Log.w(str2, "cannot use Android Keystore, it'll be disabled", e);
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return null;
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}
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}
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try {
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return zzfpVar.zza(this.zzb);
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} catch (GeneralSecurityException | ProviderException e2) {
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if (zzc) {
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throw new KeyStoreException(String.format("the master key %s exists but is unusable", this.zzb), e2);
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}
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str = zzfn.zzb;
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Log.w(str, "cannot use Android Keystore, it'll be disabled", e2);
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return null;
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}
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}
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}
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