dj.smali

.class Lcom/tendcloud/tenddata/dj;
.super Ljava/lang/Object;
.source "td"


# annotations
.annotation system Ldalvik/annotation/MemberClasses;
    value = {
        Lcom/tendcloud/tenddata/dj$a;
    }
.end annotation


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

    .line 1
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method protected static a(Landroid/content/Context;)Ljava/lang/String;
    .registers 3

    .line 1
    invoke-virtual {p0}, Landroid/content/Context;->getPackageName()Ljava/lang/String;

    move-result-object v0

    .line 2
    invoke-static {p0, v0}, Lcom/tendcloud/tenddata/dj;->a(Landroid/content/Context;Ljava/lang/String;)Ljava/lang/String;

    move-result-object p0

    .line 3
    new-instance v1, Ljava/lang/StringBuilder;

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

    invoke-virtual {v1, p0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v1, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

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

    move-result-object p0

    return-object p0
.end method

.method protected static a(Landroid/content/Context;Ljava/lang/String;)Ljava/lang/String;
    .registers 5

    const/4 v0, 0x0

    .line 4
    :try_start_1
    invoke-virtual {p0}, Landroid/content/Context;->getPackageManager()Landroid/content/pm/PackageManager;

    move-result-object p0

    const/16 v1, 0x40

    invoke-virtual {p0, p1, v1}, Landroid/content/pm/PackageManager;->getPackageInfo(Ljava/lang/String;I)Landroid/content/pm/PackageInfo;

    move-result-object p0

    .line 5
    iget-object p0, p0, Landroid/content/pm/PackageInfo;->signatures:[Landroid/content/pm/Signature;

    const-string p1, "X.509"

    .line 6
    invoke-static {p1}, Ljava/security/cert/CertificateFactory;->getInstance(Ljava/lang/String;)Ljava/security/cert/CertificateFactory;

    move-result-object p1

    .line 7
    new-instance v1, Ljava/io/ByteArrayInputStream;

    aget-object p0, p0, v0

    .line 8
    invoke-virtual {p0}, Landroid/content/pm/Signature;->toByteArray()[B

    move-result-object p0

    invoke-direct {v1, p0}, Ljava/io/ByteArrayInputStream;-><init>([B)V

    .line 9
    invoke-virtual {p1, v1}, Ljava/security/cert/CertificateFactory;->generateCertificate(Ljava/io/InputStream;)Ljava/security/cert/Certificate;

    move-result-object p0

    check-cast p0, Ljava/security/cert/X509Certificate;

    .line 10
    invoke-static {p0}, Lcom/tendcloud/tenddata/dj;->a(Ljava/security/cert/X509Certificate;)Ljava/lang/String;

    move-result-object p0
    :try_end_28
    .catch Landroid/content/pm/PackageManager$NameNotFoundException; {:try_start_1 .. :try_end_28} :catch_29
    .catch Ljava/security/cert/CertificateException; {:try_start_1 .. :try_end_28} :catch_29

    goto :goto_2b

    :catch_29
    const-string p0, ""

    .line 11
    :goto_2b
    new-instance p1, Ljava/lang/StringBuffer;

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

    .line 12
    :goto_30
    invoke-virtual {p0}, Ljava/lang/String;->length()I

    move-result v1

    if-ge v0, v1, :cond_53

    .line 13
    invoke-virtual {p0, v0}, Ljava/lang/String;->charAt(I)C

    move-result v1

    invoke-virtual {p1, v1}, Ljava/lang/StringBuffer;->append(C)Ljava/lang/StringBuffer;

    if-lez v0, :cond_50

    .line 14
    rem-int/lit8 v1, v0, 0x2

    const/4 v2, 0x1

    if-ne v1, v2, :cond_50

    invoke-virtual {p0}, Ljava/lang/String;->length()I

    move-result v1

    sub-int/2addr v1, v2

    if-ge v0, v1, :cond_50

    const-string v1, ":"

    .line 15
    invoke-virtual {p1, v1}, Ljava/lang/StringBuffer;->append(Ljava/lang/String;)Ljava/lang/StringBuffer;

    :cond_50
    add-int/lit8 v0, v0, 0x1

    goto :goto_30

    .line 16
    :cond_53
    invoke-virtual {p1}, Ljava/lang/StringBuffer;->toString()Ljava/lang/String;

    move-result-object p0

    return-object p0
.end method

.method static a(Ljava/security/cert/X509Certificate;)Ljava/lang/String;
    .registers 1

    .line 17
    :try_start_0
    invoke-virtual {p0}, Ljava/security/cert/X509Certificate;->getEncoded()[B

    move-result-object p0

    invoke-static {p0}, Lcom/tendcloud/tenddata/dj;->a([B)[B

    move-result-object p0

    .line 18
    invoke-static {p0}, Lcom/tendcloud/tenddata/dj$a;->encode([B)Ljava/lang/String;

    move-result-object p0
    :try_end_c
    .catch Ljava/security/cert/CertificateEncodingException; {:try_start_0 .. :try_end_c} :catch_d

    return-object p0

    :catch_d
    const/4 p0, 0x0

    return-object p0
.end method

.method static a([B)[B
    .registers 3

    const/4 v0, 0x0

    .line 19
    new-array v0, v0, [B

    :try_start_3
    const-string v1, "SHA1"

    .line 20
    invoke-static {v1}, Ljava/security/MessageDigest;->getInstance(Ljava/lang/String;)Ljava/security/MessageDigest;

    move-result-object v1

    .line 21
    invoke-virtual {v1, p0}, Ljava/security/MessageDigest;->digest([B)[B

    move-result-object v0
    :try_end_d
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_3 .. :try_end_d} :catch_d

    :catch_d
    return-object v0
.end method