EncryptUtils.smali

.class public Lcom/quickbird/mini/utils/EncryptUtils;
.super Ljava/lang/Object;
.source "EncryptUtils.java"


# static fields
.field public static final ENCRYPT_KEY:Ljava/lang/String; = "38fa4288356c4cdd"

.field private static final IV:Ljava/lang/String; = "c29079d8aac34ef7"


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

    .prologue
    .line 24
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static close(Ljava/io/Closeable;)V
    .registers 4

    .prologue
    .line 53
    if-eqz p0, :cond_5

    .line 54
    :try_start_2
    invoke-interface {p0}, Ljava/io/Closeable;->close()V
    :try_end_5
    .catch Ljava/io/IOException; {:try_start_2 .. :try_end_5} :catch_6

    .line 59
    :cond_5
    :goto_5
    return-void

    .line 56
    :catch_6
    move-exception v0

    .line 57
    const-string v1, "QbSdk"

    const-string v2, "Failed to close the target"

    invoke-static {v1, v2, v0}, Landroid/util/Log;->w(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)I

    goto :goto_5
.end method

.method public static decrypt([BLjava/lang/String;)Ljava/lang/String;
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljavax/crypto/NoSuchPaddingException;,
            Ljava/security/NoSuchAlgorithmException;,
            Ljava/io/UnsupportedEncodingException;,
            Ljava/security/InvalidAlgorithmParameterException;,
            Ljava/security/InvalidKeyException;,
            Ljavax/crypto/BadPaddingException;,
            Ljavax/crypto/IllegalBlockSizeException;
        }
    .end annotation

    .prologue
    .line 41
    const-string v0, "AES/CBC/PKCS5Padding"

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

    move-result-object v0

    .line 42
    new-instance v1, Ljavax/crypto/spec/SecretKeySpec;

    const-string v2, "UTF-8"

    invoke-virtual {p1, v2}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B

    move-result-object v2

    const-string v3, "AES"

    invoke-direct {v1, v2, v3}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    .line 43
    const/4 v2, 0x2

    new-instance v3, Ljavax/crypto/spec/IvParameterSpec;

    const-string v4, "c29079d8aac34ef7"

    const-string v5, "UTF-8"

    invoke-virtual {v4, v5}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B

    move-result-object v4

    invoke-direct {v3, v4}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V

    invoke-virtual {v0, v2, v1, v3}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V

    .line 44
    new-instance v1, Ljava/lang/String;

    invoke-virtual {v0, p0}, Ljavax/crypto/Cipher;->doFinal([B)[B

    move-result-object v0

    const-string v2, "UTF-8"

    invoke-direct {v1, v0, v2}, Ljava/lang/String;-><init>([BLjava/lang/String;)V

    return-object v1
.end method

.method public static encrypt(Ljava/lang/String;Ljava/lang/String;)[B
    .registers 8
    .annotation system Ldalvik/annotation/Throws;
        value = {
            Ljavax/crypto/NoSuchPaddingException;,
            Ljava/security/NoSuchAlgorithmException;,
            Ljava/io/UnsupportedEncodingException;,
            Ljava/security/InvalidAlgorithmParameterException;,
            Ljava/security/InvalidKeyException;,
            Ljavax/crypto/BadPaddingException;,
            Ljavax/crypto/IllegalBlockSizeException;
        }
    .end annotation

    .prologue
    .line 32
    const-string v0, "AES/CBC/PKCS5Padding"

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

    move-result-object v0

    .line 33
    new-instance v1, Ljavax/crypto/spec/SecretKeySpec;

    const-string v2, "UTF-8"

    invoke-virtual {p1, v2}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B

    move-result-object v2

    const-string v3, "AES"

    invoke-direct {v1, v2, v3}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    .line 34
    const/4 v2, 0x1

    new-instance v3, Ljavax/crypto/spec/IvParameterSpec;

    const-string v4, "c29079d8aac34ef7"

    const-string v5, "UTF-8"

    invoke-virtual {v4, v5}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B

    move-result-object v4

    invoke-direct {v3, v4}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V

    invoke-virtual {v0, v2, v1, v3}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V

    .line 35
    const-string v1, "UTF-8"

    invoke-virtual {p0, v1}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B

    move-result-object v1

    invoke-virtual {v0, v1}, Ljavax/crypto/Cipher;->doFinal([B)[B

    move-result-object v0

    return-object v0
.end method