b.smali

.class public abstract Lcom/heytap/mcssdk/e/b;
.super Ljava/lang/Object;


# direct methods
.method public static a(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
    .registers 5

    const-string v0, "DES"

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

    move-result-object v0

    const/4 v1, 0x2

    invoke-static {p1}, Lcom/heytap/mcssdk/e/b;->a(Ljava/lang/String;)Ljava/security/Key;

    move-result-object v2

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

    const/4 v1, 0x0

    invoke-static {p0, v1}, Landroid/util/Base64;->decode(Ljava/lang/String;I)[B

    move-result-object v1

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

    move-result-object v0

    new-instance v1, Ljava/lang/String;

    invoke-static {}, Ljava/nio/charset/Charset;->defaultCharset()Ljava/nio/charset/Charset;

    move-result-object v2

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

    invoke-virtual {v1}, Ljava/lang/String;->trim()Ljava/lang/String;

    move-result-object v0

    return-object v0
.end method

.method private static a(Ljava/lang/String;)Ljava/security/Key;
    .registers 3

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

    const/4 v1, 0x0

    invoke-static {p0, v1}, Landroid/util/Base64;->decode(Ljava/lang/String;I)[B

    move-result-object v1

    invoke-direct {v0, v1}, Ljavax/crypto/spec/DESKeySpec;-><init>([B)V

    const-string v1, "DES"

    invoke-static {v1}, Ljavax/crypto/SecretKeyFactory;->getInstance(Ljava/lang/String;)Ljavax/crypto/SecretKeyFactory;

    move-result-object v1

    invoke-virtual {v1, v0}, Ljavax/crypto/SecretKeyFactory;->generateSecret(Ljava/security/spec/KeySpec;)Ljavax/crypto/SecretKey;

    move-result-object v0

    return-object v0
.end method