LicenseCheckerPlatformAndroid.smali

.class public Lcom/tencent/liteav/sdk/common/LicenseCheckerPlatformAndroid;
.super Ljava/lang/Object;
.source "SourceFile"


# annotations
.annotation runtime Lcom/tencent/liteav/base/annotations/JNINamespace;
    value = "liteav::license"
.end annotation


# static fields
.field private static final ALGORITHM_AES:Ljava/lang/String; = "AES"

.field private static final ALGORITHM_AES_CBC_PKCS5PADDING:Ljava/lang/String; = "AES/CBC/PKCS5Padding"

.field private static final ALGORITHM_RSA:Ljava/lang/String; = "RSA"

.field private static final ALGORITHM_SHA256WITH_RSA:Ljava/lang/String; = "SHA256WithRSA"

.field private static final TAG:Ljava/lang/String; = "LicenseCheckerPlatformAndroid"


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

    .line 29
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static decryptLicense([B[B[B)Ljava/lang/String;
    .registers 7

    const-string v0, ""

    const/4 v1, 0x0

    if-eqz p0, :cond_3c

    .line 64
    array-length v2, p0

    if-eqz v2, :cond_3c

    if-eqz p1, :cond_3c

    array-length v2, p1

    if-eqz v2, :cond_3c

    if-eqz p2, :cond_3c

    array-length v2, p2

    if-nez v2, :cond_13

    goto :goto_3c

    .line 69
    :cond_13
    new-instance v2, Ljavax/crypto/spec/SecretKeySpec;

    const-string v3, "AES"

    invoke-direct {v2, p1, v3}, Ljavax/crypto/spec/SecretKeySpec;-><init>([BLjava/lang/String;)V

    .line 70
    new-instance p1, Ljavax/crypto/spec/IvParameterSpec;

    invoke-direct {p1, p2}, Ljavax/crypto/spec/IvParameterSpec;-><init>([B)V

    :try_start_1f
    const-string p2, "AES/CBC/PKCS5Padding"

    .line 72
    invoke-static {p2}, Ljavax/crypto/Cipher;->getInstance(Ljava/lang/String;)Ljavax/crypto/Cipher;

    move-result-object p2

    const/4 v3, 0x2

    .line 73
    invoke-virtual {p2, v3, v2, p1}, Ljavax/crypto/Cipher;->init(ILjava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V

    .line 74
    invoke-static {p0, v1}, Landroid/util/Base64;->decode([BI)[B

    move-result-object p0

    invoke-virtual {p2, p0}, Ljavax/crypto/Cipher;->doFinal([B)[B

    move-result-object p0

    .line 75
    new-instance p1, Ljava/lang/String;

    invoke-direct {p1, p0}, Ljava/lang/String;-><init>([B)V
    :try_end_36
    .catch Ljava/lang/Exception; {:try_start_1f .. :try_end_36} :catch_37

    return-object p1

    :catch_37
    move-exception p0

    .line 77
    invoke-virtual {p0}, Ljava/lang/Exception;->printStackTrace()V

    return-object v0

    :cond_3c
    :goto_3c
    new-array p0, v1, [Ljava/lang/Object;

    const-string p1, "LicenseCheckerPlatformAndroid"

    const-string p2, "decryptLicense: invalid parameter."

    .line 66
    invoke-static {p1, p2, p0}, Lcom/tencent/liteav/base/Log;->w(Ljava/lang/String;Ljava/lang/String;[Ljava/lang/Object;)V

    return-object v0
.end method

.method public static getPackageFile(Ljava/lang/String;)Ljava/lang/String;
    .registers 7

    const-string v0, ""

    const/4 v1, 0x0

    .line 86
    :try_start_3
    invoke-static {}, Lcom/tencent/liteav/base/ContextUtils;->getApplicationContext()Landroid/content/Context;

    move-result-object v2

    invoke-virtual {v2}, Landroid/content/Context;->getAssets()Landroid/content/res/AssetManager;

    move-result-object v2

    invoke-virtual {v2, p0}, Landroid/content/res/AssetManager;->open(Ljava/lang/String;)Ljava/io/InputStream;

    move-result-object v1

    .line 87
    invoke-virtual {v1}, Ljava/io/InputStream;->available()I

    move-result p0

    .line 88
    new-array p0, p0, [B

    .line 89
    invoke-virtual {v1, p0}, Ljava/io/InputStream;->read([B)I

    move-result v2
    :try_end_19
    .catch Ljava/io/IOException; {:try_start_3 .. :try_end_19} :catch_31
    .catchall {:try_start_3 .. :try_end_19} :catchall_2f

    if-gtz v2, :cond_21

    if-eqz v1, :cond_20

    .line 100
    :try_start_1d
    invoke-virtual {v1}, Ljava/io/InputStream;->close()V
    :try_end_20
    .catch Ljava/io/IOException; {:try_start_1d .. :try_end_20} :catch_20

    :catch_20
    :cond_20
    return-object v0

    .line 93
    :cond_21
    :try_start_21
    invoke-virtual {v1}, Ljava/io/InputStream;->close()V

    .line 94
    new-instance v2, Ljava/lang/String;

    invoke-direct {v2, p0}, Ljava/lang/String;-><init>([B)V
    :try_end_29
    .catch Ljava/io/IOException; {:try_start_21 .. :try_end_29} :catch_31
    .catchall {:try_start_21 .. :try_end_29} :catchall_2f

    if-eqz v1, :cond_2e

    .line 100
    :try_start_2b
    invoke-virtual {v1}, Ljava/io/InputStream;->close()V
    :try_end_2e
    .catch Ljava/io/IOException; {:try_start_2b .. :try_end_2e} :catch_2e

    :catch_2e
    :cond_2e
    return-object v2

    :catchall_2f
    move-exception p0

    goto :goto_45

    :catch_31
    move-exception p0

    :try_start_32
    const-string v2, "LicenseCheckerPlatformAndroid"

    const-string v3, "read asset file failed."

    const/4 v4, 0x1

    new-array v4, v4, [Ljava/lang/Object;

    const/4 v5, 0x0

    aput-object p0, v4, v5

    .line 96
    invoke-static {v2, v3, v4}, Lcom/tencent/liteav/base/Log;->w(Ljava/lang/String;Ljava/lang/String;[Ljava/lang/Object;)V
    :try_end_3f
    .catchall {:try_start_32 .. :try_end_3f} :catchall_2f

    if-eqz v1, :cond_44

    .line 100
    :try_start_41
    invoke-virtual {v1}, Ljava/io/InputStream;->close()V
    :try_end_44
    .catch Ljava/io/IOException; {:try_start_41 .. :try_end_44} :catch_44

    :catch_44
    :cond_44
    return-object v0

    :goto_45
    if-eqz v1, :cond_4a

    :try_start_47
    invoke-virtual {v1}, Ljava/io/InputStream;->close()V
    :try_end_4a
    .catch Ljava/io/IOException; {:try_start_47 .. :try_end_4a} :catch_4a

    .line 105
    :catch_4a
    :cond_4a
    throw p0
.end method

.method public static verifyLicense([B[B[B)Z
    .registers 5

    const/4 v0, 0x0

    if-eqz p0, :cond_48

    .line 39
    array-length v1, p0

    if-eqz v1, :cond_48

    if-eqz p1, :cond_48

    array-length v1, p1

    if-eqz v1, :cond_48

    if-eqz p2, :cond_48

    array-length v1, p2

    if-nez v1, :cond_11

    goto :goto_48

    .line 46
    :cond_11
    :try_start_11
    new-instance v1, Ljava/security/spec/X509EncodedKeySpec;

    .line 47
    invoke-static {p2, v0}, Landroid/util/Base64;->decode([BI)[B

    move-result-object p2

    invoke-direct {v1, p2}, Ljava/security/spec/X509EncodedKeySpec;-><init>([B)V

    const-string p2, "RSA"

    .line 48
    invoke-static {p2}, Ljava/security/KeyFactory;->getInstance(Ljava/lang/String;)Ljava/security/KeyFactory;

    move-result-object p2

    .line 49
    invoke-virtual {p2, v1}, Ljava/security/KeyFactory;->generatePublic(Ljava/security/spec/KeySpec;)Ljava/security/PublicKey;

    move-result-object p2

    const-string v1, "SHA256WithRSA"

    .line 51
    invoke-static {v1}, Ljava/security/Signature;->getInstance(Ljava/lang/String;)Ljava/security/Signature;

    move-result-object v1

    .line 52
    invoke-virtual {v1, p2}, Ljava/security/Signature;->initVerify(Ljava/security/PublicKey;)V

    .line 53
    invoke-static {p0, v0}, Landroid/util/Base64;->decode([BI)[B

    move-result-object p0

    invoke-virtual {v1, p0}, Ljava/security/Signature;->update([B)V

    .line 54
    invoke-static {p1, v0}, Landroid/util/Base64;->decode([BI)[B

    move-result-object p0

    invoke-virtual {v1, p0}, Ljava/security/Signature;->verify([B)Z

    move-result p0
    :try_end_3c
    .catch Ljava/security/NoSuchAlgorithmException; {:try_start_11 .. :try_end_3c} :catch_43
    .catch Ljava/security/spec/InvalidKeySpecException; {:try_start_11 .. :try_end_3c} :catch_41
    .catch Ljava/security/InvalidKeyException; {:try_start_11 .. :try_end_3c} :catch_3f
    .catch Ljava/security/SignatureException; {:try_start_11 .. :try_end_3c} :catch_3d

    return p0

    :catch_3d
    move-exception p0

    goto :goto_44

    :catch_3f
    move-exception p0

    goto :goto_44

    :catch_41
    move-exception p0

    goto :goto_44

    :catch_43
    move-exception p0

    .line 57
    :goto_44
    invoke-virtual {p0}, Ljava/security/GeneralSecurityException;->printStackTrace()V

    return v0

    :cond_48
    :goto_48
    new-array p0, v0, [Ljava/lang/Object;

    const-string p1, "LicenseCheckerPlatformAndroid"

    const-string p2, "verifyLicense: invalid parameter."

    .line 41
    invoke-static {p1, p2, p0}, Lcom/tencent/liteav/base/Log;->w(Ljava/lang/String;Ljava/lang/String;[Ljava/lang/Object;)V

    return v0
.end method