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

372 lines
7.9 KiB
Smali

.class public Ltid/sktelecom/ssolib/common/a;
.super Ljava/lang/Object;
.source "AES256Cipher.java"
# instance fields
.field private a:Ljava/lang/String;
.field private b:[B
.field private final c:Ljava/lang/String;
# direct methods
.method public constructor <init>(Landroid/content/Context;I)V
.locals 1
.line 7
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
const-string v0, "AES/ECB/PKCS7Padding"
.line 8
iput-object v0, p0, Ltid/sktelecom/ssolib/common/a;->c:Ljava/lang/String;
.line 9
:try_start_0
invoke-static {p1, p2}, Ltid/sktelecom/ssolib/common/l;->b(Landroid/content/Context;I)Ljava/lang/String;
move-result-object p1
invoke-static {p1}, Ltid/sktelecom/ssolib/JNIModule;->getEncKey(Ljava/lang/String;)[B
move-result-object p1
iput-object p1, p0, Ltid/sktelecom/ssolib/common/a;->b:[B
:try_end_0
.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
goto :goto_0
:catch_0
move-exception p1
.line 10
invoke-virtual {p1}, Ljava/lang/Exception;->toString()Ljava/lang/String;
move-result-object p1
invoke-static {p1}, Ltid/sktelecom/ssolib/common/c;->d(Ljava/lang/String;)V
.line 11
:goto_0
iget-object p1, p0, Ltid/sktelecom/ssolib/common/a;->b:[B
if-eqz p1, :cond_0
.line 12
invoke-static {p1}, Ltid/sktelecom/ssolib/common/b;->a([B)Ljava/lang/String;
move-result-object p1
iput-object p1, p0, Ltid/sktelecom/ssolib/common/a;->a:Ljava/lang/String;
:cond_0
return-void
.end method
.method public constructor <init>(Ljava/lang/String;)V
.locals 1
.line 1
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
const-string v0, "AES/ECB/PKCS7Padding"
.line 2
iput-object v0, p0, Ltid/sktelecom/ssolib/common/a;->c:Ljava/lang/String;
if-eqz p1, :cond_1
const-string v0, ""
.line 3
invoke-virtual {v0, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v0
if-eqz v0, :cond_0
goto :goto_0
.line 4
:cond_0
iput-object p1, p0, Ltid/sktelecom/ssolib/common/a;->a:Ljava/lang/String;
goto :goto_1
.line 5
:cond_1
:goto_0
invoke-direct {p0}, Ltid/sktelecom/ssolib/common/a;->b()Ljava/lang/String;
move-result-object p1
iput-object p1, p0, Ltid/sktelecom/ssolib/common/a;->a:Ljava/lang/String;
.line 6
:goto_1
iget-object p1, p0, Ltid/sktelecom/ssolib/common/a;->a:Ljava/lang/String;
invoke-static {p1}, Ltid/sktelecom/ssolib/common/b;->a(Ljava/lang/String;)[B
move-result-object p1
iput-object p1, p0, Ltid/sktelecom/ssolib/common/a;->b:[B
return-void
.end method
.method private a(I)Ljavax/crypto/Cipher;
.locals 3
.line 1
new-instance v0, Ljavax/crypto/spec/SecretKeySpec;
iget-object v1, p0, Ltid/sktelecom/ssolib/common/a;->b:[B
const-string v2, "AES"
invoke-direct {v0, v1, v2}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V
const-string v1, "AES/ECB/PKCS7Padding"
.line 2
invoke-static {v1}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;
move-result-object v1
.line 3
invoke-virtual {v1, p1, v0}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;)V
return-object v1
.end method
.method private b()Ljava/lang/String;
.locals 2
const-string v0, "AES"
.line 1
invoke-static {v0}, Ljavax/crypto/KeyGenerator;->getInstance(Ljava/lang/String;)Ljavax/crypto/KeyGenerator;
move-result-object v0
const/16 v1, 0x100
.line 2
invoke-virtual {v0, v1}, Ljavax/crypto/KeyGenerator;->init(I)V
.line 3
invoke-virtual {v0}, Ljavax/crypto/KeyGenerator;->generateKey()Ljavax/crypto/SecretKey;
move-result-object v0
.line 4
invoke-interface {v0}, Ljava/security/Key;->getEncoded()[B
move-result-object v0
.line 5
invoke-static {v0}, Ltid/sktelecom/ssolib/common/b;->a([B)Ljava/lang/String;
move-result-object v0
return-object v0
.end method
# virtual methods
.method public a()Ljava/lang/String;
.locals 1
.line 15
iget-object v0, p0, Ltid/sktelecom/ssolib/common/a;->a:Ljava/lang/String;
return-object v0
.end method
.method public a(Ljava/lang/String;)Ljava/lang/String;
.locals 2
if-eqz p1, :cond_1
const-string v0, ""
.line 4
invoke-virtual {v0, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v0
if-eqz v0, :cond_0
goto :goto_0
:cond_0
const/4 v0, 0x1
.line 5
:try_start_0
invoke-direct {p0, v0}, Ltid/sktelecom/ssolib/common/a;->a(I)Ljavax/crypto/Cipher;
move-result-object v0
const-string v1, "UTF-8"
.line 6
invoke-virtual {p1, v1}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B
move-result-object p1
invoke-virtual {v0, p1}, Ljavax/crypto/Cipher;->doFinal([B)[B
move-result-object p1
.line 7
invoke-static {p1}, Ltid/sktelecom/ssolib/common/b;->a([B)Ljava/lang/String;
move-result-object p1
:try_end_0
.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
return-object p1
:catch_0
move-exception p1
.line 8
invoke-virtual {p1}, Ljava/lang/Exception;->getMessage()Ljava/lang/String;
move-result-object p1
invoke-static {p1}, Ltid/sktelecom/ssolib/common/c;->b(Ljava/lang/String;)V
.line 9
new-instance p1, Ljava/lang/Exception;
const-string v0, "encrypt exception"
invoke-direct {p1, v0}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V
throw p1
:cond_1
:goto_0
return-object p1
.end method
.method public a([B)Ljava/lang/String;
.locals 1
const/4 v0, 0x1
.line 10
:try_start_0
invoke-direct {p0, v0}, Ltid/sktelecom/ssolib/common/a;->a(I)Ljavax/crypto/Cipher;
move-result-object v0
.line 11
invoke-virtual {v0, p1}, Ljavax/crypto/Cipher;->doFinal([B)[B
move-result-object p1
.line 12
invoke-static {p1}, Ltid/sktelecom/ssolib/common/b;->a([B)Ljava/lang/String;
move-result-object p1
:try_end_0
.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
return-object p1
:catch_0
move-exception p1
.line 13
invoke-virtual {p1}, Ljava/lang/Exception;->getMessage()Ljava/lang/String;
move-result-object p1
invoke-static {p1}, Ltid/sktelecom/ssolib/common/c;->b(Ljava/lang/String;)V
.line 14
new-instance p1, Ljava/lang/Exception;
const-string v0, "encrypt exception"
invoke-direct {p1, v0}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V
throw p1
.end method
.method public b(Ljava/lang/String;)Ljava/lang/String;
.locals 2
if-eqz p1, :cond_1
const-string v0, ""
.line 6
invoke-virtual {v0, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v0
if-eqz v0, :cond_0
goto :goto_0
:cond_0
const/4 v0, 0x2
.line 7
:try_start_0
invoke-direct {p0, v0}, Ltid/sktelecom/ssolib/common/a;->a(I)Ljavax/crypto/Cipher;
move-result-object v0
.line 8
invoke-static {p1}, Ltid/sktelecom/ssolib/common/b;->a(Ljava/lang/String;)[B
move-result-object p1
.line 9
new-instance v1, Ljava/lang/String;
invoke-virtual {v0, p1}, Ljavax/crypto/Cipher;->doFinal([B)[B
move-result-object p1
const-string v0, "UTF-8"
invoke-direct {v1, p1, v0}, Ljava/lang/String;-><init>([BLjava/lang/String;)V
:try_end_0
.catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0
return-object v1
:catch_0
move-exception p1
.line 10
invoke-virtual {p1}, Ljava/lang/Exception;->getMessage()Ljava/lang/String;
move-result-object p1
invoke-static {p1}, Ltid/sktelecom/ssolib/common/c;->b(Ljava/lang/String;)V
.line 11
new-instance p1, Ljava/lang/Exception;
const-string v0, "decrypt exception"
invoke-direct {p1, v0}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V
throw p1
:cond_1
:goto_0
return-object p1
.end method