497 lines
15 KiB
Smali
497 lines
15 KiB
Smali
.class Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;
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.super Ljava/lang/Object;
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.source "KeyProvider10.java"
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# interfaces
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.implements Lcom/amazonaws/internal/keyvaluestore/KeyProvider;
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# static fields
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.field private static final AES_KEY_ALGORITHM:Ljava/lang/String; = "AES"
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.field private static final CIPHER_AES_GCM_NOPADDING_KEY_LENGTH_IN_BITS:I = 0x100
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.field public static final KEY_ALIAS:Ljava/lang/String; = "AesGcmNoPaddingEncryption10-encryption-key"
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.field private static final logger:Lcom/amazonaws/logging/Log;
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# instance fields
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.field private sharedPreferences:Landroid/content/SharedPreferences;
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# direct methods
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.method public static constructor <clinit>()V
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.locals 1
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const-string v0, "KeyProvider10"
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.line 1
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invoke-static {v0}, Lcom/amazonaws/logging/LogFactory;->getLog(Ljava/lang/String;)Lcom/amazonaws/logging/Log;
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move-result-object v0
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sput-object v0, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->logger:Lcom/amazonaws/logging/Log;
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return-void
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.end method
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.method public constructor <init>(Landroid/content/SharedPreferences;)V
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.locals 0
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.line 1
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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.line 2
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iput-object p1, p0, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->sharedPreferences:Landroid/content/SharedPreferences;
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return-void
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.end method
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# virtual methods
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.method public declared-synchronized deleteKey(Ljava/lang/String;)V
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.locals 4
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monitor-enter p0
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.line 1
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:try_start_0
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iget-object v0, p0, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->sharedPreferences:Landroid/content/SharedPreferences;
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invoke-interface {v0}, Landroid/content/SharedPreferences;->edit()Landroid/content/SharedPreferences$Editor;
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move-result-object v0
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.line 2
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invoke-interface {v0, p1}, Landroid/content/SharedPreferences$Editor;->remove(Ljava/lang/String;)Landroid/content/SharedPreferences$Editor;
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move-result-object v0
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.line 3
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invoke-interface {v0}, Landroid/content/SharedPreferences$Editor;->apply()V
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:try_end_0
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.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
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.catchall {:try_start_0 .. :try_end_0} :catchall_0
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goto :goto_0
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:catchall_0
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move-exception p1
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goto :goto_1
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:catch_0
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move-exception v0
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.line 4
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:try_start_1
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sget-object v1, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->logger:Lcom/amazonaws/logging/Log;
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new-instance v2, Ljava/lang/StringBuilder;
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invoke-direct {v2}, Ljava/lang/StringBuilder;-><init>()V
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const-string v3, "Error in deleting the AES key identified by "
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invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v2, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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const-string p1, " from SharedPreferences."
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invoke-virtual {v2, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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invoke-interface {v1, p1, v0}, Lcom/amazonaws/logging/Log;->error(Ljava/lang/Object;Ljava/lang/Throwable;)V
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:try_end_1
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.catchall {:try_start_1 .. :try_end_1} :catchall_0
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.line 5
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:goto_0
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monitor-exit p0
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return-void
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:goto_1
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monitor-exit p0
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throw p1
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.end method
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.method public declared-synchronized generateKey(Ljava/lang/String;)Ljava/security/Key;
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.locals 4
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;
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}
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.end annotation
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monitor-enter p0
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.line 1
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:try_start_0
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new-instance v0, Ljava/security/SecureRandom;
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invoke-direct {v0}, Ljava/security/SecureRandom;-><init>()V
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const-string v1, "AES"
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.line 2
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invoke-static {v1}, Ljavax/crypto/KeyGenerator;->getInstance(Ljava/lang/String;)Ljavax/crypto/KeyGenerator;
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move-result-object v1
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const/16 v2, 0x100
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.line 3
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invoke-virtual {v1, v2, v0}, Ljavax/crypto/KeyGenerator;->init(ILjava/security/SecureRandom;)V
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.line 4
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invoke-virtual {v1}, Ljavax/crypto/KeyGenerator;->generateKey()Ljavax/crypto/SecretKey;
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move-result-object v0
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.line 5
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invoke-virtual {v1}, Ljavax/crypto/KeyGenerator;->generateKey()Ljavax/crypto/SecretKey;
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move-result-object v1
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if-eqz v1, :cond_2
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.line 6
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invoke-interface {v1}, Ljavax/crypto/SecretKey;->getEncoded()[B
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move-result-object v1
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if-eqz v1, :cond_1
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.line 7
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array-length v2, v1
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if-eqz v2, :cond_1
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.line 8
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invoke-static {v1}, Lcom/amazonaws/util/Base64;->encodeAsString([B)Ljava/lang/String;
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move-result-object v1
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if-eqz v1, :cond_0
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.line 9
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iget-object v2, p0, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->sharedPreferences:Landroid/content/SharedPreferences;
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invoke-interface {v2}, Landroid/content/SharedPreferences;->edit()Landroid/content/SharedPreferences$Editor;
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move-result-object v2
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.line 10
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invoke-interface {v2, p1, v1}, Landroid/content/SharedPreferences$Editor;->putString(Ljava/lang/String;Ljava/lang/String;)Landroid/content/SharedPreferences$Editor;
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move-result-object v1
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.line 11
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invoke-interface {v1}, Landroid/content/SharedPreferences$Editor;->apply()V
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.line 12
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sget-object v1, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->logger:Lcom/amazonaws/logging/Log;
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new-instance v2, Ljava/lang/StringBuilder;
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invoke-direct {v2}, Ljava/lang/StringBuilder;-><init>()V
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const-string v3, "Generated and saved the AES encryption key identified by the aesEncryptionKeyAlias: "
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invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v2, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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const-string p1, " to SharedPreferences."
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invoke-virtual {v2, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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invoke-interface {v1, p1}, Lcom/amazonaws/logging/Log;->info(Ljava/lang/Object;)V
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:try_end_0
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.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
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.catchall {:try_start_0 .. :try_end_0} :catchall_0
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.line 13
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monitor-exit p0
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return-object v0
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.line 14
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:cond_0
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:try_start_1
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new-instance v0, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;
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new-instance v1, Ljava/lang/StringBuilder;
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invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v2, "Error in Base64 encoding of the AES encryption key for the aesEncryptionKeyAlias: "
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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invoke-direct {v0, p1}, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;-><init>(Ljava/lang/String;)V
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throw v0
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.line 15
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:cond_1
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new-instance v0, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;
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new-instance v1, Ljava/lang/StringBuilder;
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invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v2, "Error in getting the encoded bytes for the AES encryption key identified by the aesEncryptionKeyAlias: "
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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invoke-direct {v0, p1}, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;-><init>(Ljava/lang/String;)V
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throw v0
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.line 16
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:cond_2
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new-instance v0, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;
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new-instance v1, Ljava/lang/StringBuilder;
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invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v2, "Error in generating the AES encryption key identified by the aesEncryptionKeyAlias: "
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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invoke-direct {v0, p1}, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;-><init>(Ljava/lang/String;)V
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throw v0
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:try_end_1
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.catch Ljava/lang/Exception; {:try_start_1 .. :try_end_1} :catch_0
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.catchall {:try_start_1 .. :try_end_1} :catchall_0
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:catchall_0
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move-exception p1
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goto :goto_0
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:catch_0
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move-exception p1
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.line 17
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:try_start_2
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new-instance v0, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;
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const-string v1, "Error in generating the AES Encryption key for the aesEncryptionKeyAlias"
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invoke-direct {v0, v1, p1}, Lcom/amazonaws/internal/keyvaluestore/KeyNotGeneratedException;-><init>(Ljava/lang/String;Ljava/lang/Throwable;)V
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throw v0
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:try_end_2
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.catchall {:try_start_2 .. :try_end_2} :catchall_0
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:goto_0
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monitor-exit p0
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throw p1
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.end method
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.method public declared-synchronized retrieveKey(Ljava/lang/String;)Ljava/security/Key;
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.locals 4
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;
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}
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.end annotation
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monitor-enter p0
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.line 1
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:try_start_0
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iget-object v0, p0, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->sharedPreferences:Landroid/content/SharedPreferences;
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invoke-interface {v0, p1}, Landroid/content/SharedPreferences;->contains(Ljava/lang/String;)Z
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move-result v0
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if-eqz v0, :cond_2
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.line 2
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sget-object v0, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->logger:Lcom/amazonaws/logging/Log;
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const-string v1, "Loading the encryption key from SharedPreferences"
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invoke-interface {v0, v1}, Lcom/amazonaws/logging/Log;->debug(Ljava/lang/Object;)V
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.line 3
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iget-object v0, p0, Lcom/amazonaws/internal/keyvaluestore/KeyProvider10;->sharedPreferences:Landroid/content/SharedPreferences;
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const/4 v1, 0x0
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invoke-interface {v0, p1, v1}, Landroid/content/SharedPreferences;->getString(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
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move-result-object v0
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if-eqz v0, :cond_1
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.line 4
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invoke-static {v0}, Lcom/amazonaws/util/Base64;->decode(Ljava/lang/String;)[B
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move-result-object v0
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if-eqz v0, :cond_0
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.line 5
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array-length v1, v0
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if-eqz v1, :cond_0
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.line 6
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new-instance v1, Ljavax/crypto/spec/SecretKeySpec;
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const-string v2, "AES"
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invoke-direct {v1, v0, v2}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V
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:try_end_0
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.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
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.catchall {:try_start_0 .. :try_end_0} :catchall_0
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monitor-exit p0
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return-object v1
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.line 7
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:cond_0
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:try_start_1
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new-instance v0, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;
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new-instance v1, Ljava/lang/StringBuilder;
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invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v2, "Error in Base64 decoding the AES encryption key identified by the keyAlias: "
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object v1
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invoke-direct {v0, v1}, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;-><init>(Ljava/lang/String;)V
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throw v0
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.line 8
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:cond_1
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new-instance v0, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;
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new-instance v1, Ljava/lang/StringBuilder;
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invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v2, "SharedPreferences does not have the key for keyAlias: "
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object v1
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invoke-direct {v0, v1}, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;-><init>(Ljava/lang/String;)V
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throw v0
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.line 9
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:cond_2
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new-instance v0, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;
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new-instance v1, Ljava/lang/StringBuilder;
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invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v2, "SharedPreferences does not have the key for keyAlias: "
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object v1
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invoke-direct {v0, v1}, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;-><init>(Ljava/lang/String;)V
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throw v0
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:try_end_1
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.catch Ljava/lang/Exception; {:try_start_1 .. :try_end_1} :catch_0
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.catchall {:try_start_1 .. :try_end_1} :catchall_0
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:catchall_0
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move-exception p1
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goto :goto_0
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:catch_0
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move-exception v0
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.line 10
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:try_start_2
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new-instance v1, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;
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new-instance v2, Ljava/lang/StringBuilder;
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invoke-direct {v2}, Ljava/lang/StringBuilder;-><init>()V
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const-string v3, "Error occurred while retrieving key for keyAlias: "
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invoke-virtual {v2, v3}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v2, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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invoke-direct {v1, p1, v0}, Lcom/amazonaws/internal/keyvaluestore/KeyNotFoundException;-><init>(Ljava/lang/String;Ljava/lang/Throwable;)V
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throw v1
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:try_end_2
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.catchall {:try_start_2 .. :try_end_2} :catchall_0
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:goto_0
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monitor-exit p0
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throw p1
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.end method
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