2022-06-10 21:38:30 +09:00

497 lines
15 KiB
Smali

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