a.smali

.class public Lio/dcloud/h/a/d/b/a;
.super Ljava/lang/Object;


# direct methods
.method private static a(Ljava/lang/String;)Ljavax/crypto/spec/IvParameterSpec;
    .registers 3

    if-nez p0, :cond_4

    const-string p0, ""

    .line 1
    :cond_4
    new-instance v0, Ljava/lang/StringBuffer;

    const/16 v1, 0x10

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

    .line 2
    invoke-virtual {v0, p0}, Ljava/lang/StringBuffer;->append(Ljava/lang/String;)Ljava/lang/StringBuffer;

    .line 3
    :goto_e
    invoke-virtual {v0}, Ljava/lang/StringBuffer;->length()I

    move-result p0

    if-ge p0, v1, :cond_1a

    const-string p0, "0"

    .line 4
    invoke-virtual {v0, p0}, Ljava/lang/StringBuffer;->append(Ljava/lang/String;)Ljava/lang/StringBuffer;

    goto :goto_e

    .line 6
    :cond_1a
    invoke-virtual {v0}, Ljava/lang/StringBuffer;->length()I

    move-result p0

    if-le p0, v1, :cond_23

    .line 7
    invoke-virtual {v0, v1}, Ljava/lang/StringBuffer;->setLength(I)V

    .line 11
    :cond_23
    :try_start_23
    invoke-virtual {v0}, Ljava/lang/StringBuffer;->toString()Ljava/lang/String;

    move-result-object p0

    const-string v0, "UTF-8"

    invoke-virtual {p0, v0}, Ljava/lang/String;->getBytes(Ljava/lang/String;)[B

    move-result-object p0
    :try_end_2d
    .catch Ljava/io/UnsupportedEncodingException; {:try_start_23 .. :try_end_2d} :catch_2e

    goto :goto_33

    :catch_2e
    move-exception p0

    .line 13
    invoke-virtual {p0}, Ljava/io/UnsupportedEncodingException;->printStackTrace()V

    const/4 p0, 0x0

    .line 15
    :goto_33
    new-instance v0, Ljavax/crypto/spec/IvParameterSpec;

    invoke-direct {v0, p0}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V

    return-object v0
.end method

.method public static a([BLjava/lang/String;Ljava/lang/String;)[B
    .registers 5

    .line 16
    :try_start_0
    new-instance v0, Ljavax/crypto/spec/SecretKeySpec;

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

    move-result-object p1

    const-string v1, "AES"

    invoke-direct {v0, p1, v1}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    const-string p1, "AES/CBC/PKCS5Padding"

    .line 17
    invoke-static {p1}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object p1

    const/4 v1, 0x2

    .line 18
    invoke-static {p2}, Lio/dcloud/h/a/d/b/a;->a(Ljava/lang/String;)Ljavax/crypto/spec/IvParameterSpec;

    move-result-object p2

    invoke-virtual {p1, v1, v0, p2}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V

    .line 19
    invoke-virtual {p1, p0}, Ljavax/crypto/Cipher;->doFinal([B)[B

    move-result-object p0
    :try_end_1d
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_1d} :catch_1e

    return-object p0

    :catch_1e
    move-exception p0

    .line 23
    invoke-virtual {p0}, Ljava/lang/Exception;->printStackTrace()V

    const/4 p0, 0x0

    return-object p0
.end method

.method public static b([BLjava/lang/String;Ljava/lang/String;)[B
    .registers 5

    .line 1
    :try_start_0
    new-instance v0, Ljavax/crypto/spec/SecretKeySpec;

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

    move-result-object p1

    const-string v1, "AES"

    invoke-direct {v0, p1, v1}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    const-string p1, "AES/CBC/PKCS5Padding"

    .line 2
    invoke-static {p1}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object p1

    const/4 v1, 0x1

    .line 3
    invoke-static {p2}, Lio/dcloud/h/a/d/b/a;->a(Ljava/lang/String;)Ljavax/crypto/spec/IvParameterSpec;

    move-result-object p2

    invoke-virtual {p1, v1, v0, p2}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V

    .line 4
    invoke-virtual {p1, p0}, Ljavax/crypto/Cipher;->doFinal([B)[B

    move-result-object p0
    :try_end_1d
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_1d} :catch_1e

    return-object p0

    :catch_1e
    move-exception p0

    .line 7
    invoke-virtual {p0}, Ljava/lang/Exception;->printStackTrace()V

    const/4 p0, 0x0

    return-object p0
.end method