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