RSA.smali

.class public Lcom/cleanmaster/commons/RSA;
.super Ljava/lang/Object;
.source "RSA.java"


# static fields
.field private static final DEFAULT_PUBLIC_KEY_ARRAY:[B


# instance fields
.field private publicKey:Ljava/security/interfaces/RSAPublicKey;


# direct methods
.method static constructor <clinit>()V
    .registers 1

    .prologue
    .line 20
    const/16 v0, 0xa2

    new-array v0, v0, [B

    fill-array-data v0, :array_a

    sput-object v0, Lcom/cleanmaster/commons/RSA;->DEFAULT_PUBLIC_KEY_ARRAY:[B

    return-void

    :array_a
    .array-data 1
        0x30t
        -0x7ft
        -0x61t
        0x30t
        0xdt
        0x6t
        0x9t
        0x2at
        -0x7at
        0x48t
        -0x7at
        -0x9t
        0xdt
        0x1t
        0x1t
        0x1t
        0x5t
        0x0t
        0x3t
        -0x7ft
        -0x73t
        0x0t
        0x30t
        -0x7ft
        -0x77t
        0x2t
        -0x7ft
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        0x0t
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        0x4at
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        0x73t
        0x26t
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        0x6dt
        -0x15t
        0x2ct
        0x4et
        -0x35t
        0x25t
        -0x40t
        0x23t
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        -0x7bt
        -0x7at
        0x64t
        0x27t
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        0x4ft
        0x23t
        0x3ft
        -0x3at
        0x51t
        0x7dt
        -0x5dt
        0x42t
        -0x24t
        -0x14t
        0xdt
        0x16t
        -0x70t
        0x5bt
        0x2bt
        -0x10t
        0x1ct
        0x6et
        -0x7at
        -0x5t
        0x8t
        -0x4ft
        0x1at
        0x8t
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        -0x19t
        -0x44t
        -0x56t
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        0x56t
        0x7ct
        0x39t
        0x31t
        0xat
        -0x63t
        0x14t
        -0x50t
        0x5dt
        -0x45t
        0x17t
        -0x75t
        0x9t
        -0xft
        0x3ct
        -0x6ft
        0x21t
        -0x11t
        0x49t
        0x71t
        0x75t
        -0xdt
        0x69t
        -0x51t
        -0xat
        0x4t
        -0x63t
        0x75t
        -0xdt
        0x5et
        0x5bt
        0x6bt
        -0x3t
        -0x73t
        0x41t
        -0x7bt
        -0x68t
        -0x4ft
        0x21t
        -0x11t
        -0x36t
        0x55t
        0x1bt
        -0x6bt
        0x27t
        -0x59t
        -0x6ft
        -0x20t
        -0x68t
        0x4t
        0x5et
        -0x34t
        -0x79t
        0x7ct
        0x6ft
        0x65t
        -0x2ft
        0x2bt
        0x67t
        -0x40t
        0x7ct
        -0x62t
        0x57t
        0x54t
        -0x43t
        -0x7dt
        -0x25t
        -0x2ft
        -0x72t
        -0x4et
        -0x3et
        -0x2dt
        -0x2bt
        0x2t
        0x3t
        0x1t
        0x0t
        0x1t
    .end array-data
.end method

.method public constructor <init>()V
    .registers 1

    .prologue
    .line 18
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method


# virtual methods
.method public encrypt(Ljava/security/interfaces/RSAPublicKey;[B)[B
    .registers 5
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/lang/Exception;
        }
    .end annotation

    .prologue
    .line 113
    if-nez p1, :cond_b

    .line 114
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u52a0\u5bc6\u516c\u94a5\u4e3a\u7a7a, \u8bf7\u8bbe\u7f6e"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0

    .line 118
    :cond_b
    :try_start_b
    const-string v0, "RSA/ECB/PKCS1Padding"

    invoke-static {v0}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object v0

    .line 119
    const/4 v1, 0x1

    invoke-virtual {v0, v1, p1}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;)V

    .line 120
    invoke-virtual {v0, p2}, Ljavax/crypto/Cipher;->doFinal([B)[B
    :try_end_18
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_b .. :try_end_18} :catch_1a
    .catch Ljavax/crypto/NoSuchPaddingException; {:try_start_b .. :try_end_18} :catch_24
    .catch Ljava/security/InvalidKeyException; {:try_start_b .. :try_end_18} :catch_2a
    .catch Ljavax/crypto/IllegalBlockSizeException; {:try_start_b .. :try_end_18} :catch_34
    .catch Ljavax/crypto/BadPaddingException; {:try_start_b .. :try_end_18} :catch_3e

    move-result-object v0

    .line 126
    :goto_19
    return-object v0

    .line 122
    :catch_1a
    move-exception v0

    .line 123
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u65e0\u6b64\u52a0\u5bc6\u7b97\u6cd5"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0

    .line 124
    :catch_24
    move-exception v0

    .line 125
    invoke-virtual {v0}, Ljavax/crypto/NoSuchPaddingException;->printStackTrace()V

    .line 126
    const/4 v0, 0x0

    goto :goto_19

    .line 127
    :catch_2a
    move-exception v0

    .line 128
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u52a0\u5bc6\u516c\u94a5\u975e\u6cd5,\u8bf7\u68c0\u67e5"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0

    .line 129
    :catch_34
    move-exception v0

    .line 130
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u660e\u6587\u957f\u5ea6\u975e\u6cd5"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0

    .line 131
    :catch_3e
    move-exception v0

    .line 132
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u660e\u6587\u6570\u636e\u5df2\u635f\u574f"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0
.end method

.method public getPublicKey()Ljava/security/interfaces/RSAPublicKey;
    .registers 2

    .prologue
    .line 71
    iget-object v0, p0, Lcom/cleanmaster/commons/RSA;->publicKey:Ljava/security/interfaces/RSAPublicKey;

    return-object v0
.end method

.method public init()V
    .registers 3

    .prologue
    .line 98
    :try_start_0
    sget-object v0, Lcom/cleanmaster/commons/RSA;->DEFAULT_PUBLIC_KEY_ARRAY:[B

    invoke-virtual {p0, v0}, Lcom/cleanmaster/commons/RSA;->loadPublicKey([B)V
    :try_end_5
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_5} :catch_6

    .line 104
    :goto_5
    return-void

    .line 100
    :catch_6
    move-exception v0

    .line 101
    sget-object v1, Ljava/lang/System;->err:Ljava/io/PrintStream;

    invoke-virtual {v0}, Ljava/lang/Exception;->getMessage()Ljava/lang/String;

    move-result-object v0

    invoke-virtual {v1, v0}, Ljava/io/PrintStream;->println(Ljava/lang/String;)V

    goto :goto_5
.end method

.method public loadPublicKey([B)V
    .registers 4
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljava/lang/Exception;
        }
    .end annotation

    .prologue
    .line 81
    .line 82
    :try_start_0
    const-string v0, "RSA"

    invoke-static {v0}, Ljava/security/KeyFactory;->getInstance(Ljava/lang/String;)Ljava/security/KeyFactory;

    move-result-object v0

    .line 83
    new-instance v1, Ljava/security/spec/X509EncodedKeySpec;

    invoke-direct {v1, p1}, Ljava/security/spec/X509EncodedKeySpec;-><init>([B)V

    .line 84
    invoke-virtual {v0, v1}, Ljava/security/KeyFactory;->generatePublic(Ljava/security/spec/KeySpec;)Ljava/security/PublicKey;

    move-result-object v0

    check-cast v0, Ljava/security/interfaces/RSAPublicKey;

    iput-object v0, p0, Lcom/cleanmaster/commons/RSA;->publicKey:Ljava/security/interfaces/RSAPublicKey;
    :try_end_13
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_0 .. :try_end_13} :catch_14
    .catch Ljava/security/spec/InvalidKeySpecException; {:try_start_0 .. :try_end_13} :catch_1e
    .catch Ljava/lang/NullPointerException; {:try_start_0 .. :try_end_13} :catch_28

    .line 92
    return-void

    .line 85
    :catch_14
    move-exception v0

    .line 86
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u65e0\u6b64\u7b97\u6cd5"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0

    .line 87
    :catch_1e
    move-exception v0

    .line 88
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u516c\u94a5\u975e\u6cd5"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0

    .line 89
    :catch_28
    move-exception v0

    .line 90
    new-instance v0, Ljava/lang/Exception;

    const-string/jumbo v1, "\u516c\u94a5\u6570\u636e\u4e3a\u7a7a"

    invoke-direct {v0, v1}, Ljava/lang/Exception;-><init>(Ljava/lang/String;)V

    throw v0
.end method