.class public Lcom/igexin/assist/util/a;
.super Ljava/lang/Object;


# direct methods
.method public static a(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
    .locals 4

    const/4 v0, 0x0

    :try_start_0
    invoke-static {p0, v0}, Lcom/igexin/push/util/i;->a(Ljava/lang/String;I)[B

    move-result-object p0

    new-instance v0, Ljava/lang/StringBuilder;

    invoke-direct {v0, p1}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V

    invoke-virtual {v0}, Ljava/lang/StringBuilder;->reverse()Ljava/lang/StringBuilder;

    move-result-object p1

    invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p1

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

    move-result-object p1

    invoke-static {p1}, Lcom/igexin/assist/util/a;->a([B)[B

    move-result-object p1

    new-instance v0, Ljavax/crypto/spec/SecretKeySpec;

    const-string v1, "AES"

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

    const-string p1, "AES/CFB128/NoPadding"

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

    move-result-object p1

    const-string v1, ""

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

    move-result-object v1

    invoke-static {v1}, Lcom/igexin/assist/util/a;->a([B)[B

    move-result-object v1

    const/4 v2, 0x2

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

    invoke-direct {v3, v1}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V

    invoke-virtual {p1, v2, v0, v3}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V

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

    move-result-object p0

    if-eqz p0, :cond_0

    new-instance p1, Ljava/lang/String;

    invoke-direct {p1, p0}, Ljava/lang/String;-><init>([B)V
    :try_end_0
    .catch Ljava/lang/Throwable; {:try_start_0 .. :try_end_0} :catch_0

    return-object p1

    :catch_0
    :cond_0
    const/4 p0, 0x0

    return-object p0
.end method

.method public static a([B)[B
    .locals 1

    :try_start_0
    const-string v0, "MD5"

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

    move-result-object v0

    invoke-virtual {v0, p0}, Ljava/security/MessageDigest;->update([B)V

    invoke-virtual {v0}, Ljava/security/MessageDigest;->digest()[B

    move-result-object p0
    :try_end_0
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_0} :catch_0

    return-object p0

    :catch_0
    move-exception p0

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

    const/4 p0, 0x0

    return-object p0
.end method