CheckEmulator.smali

.class public Lcom/aliyun/security/yunceng/android/sdk/umid/CheckEmulator;
.super Ljava/lang/Object;
.source "SourceFile"


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

    .line 85
    const-string/jumbo v0, "yunceng"

    invoke-static {v0}, Ljava/lang/System;->loadLibrary(Ljava/lang/String;)V

    .line 86
    return-void
.end method

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

    .line 7
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 8
    return-void
.end method

.method private static a(Ljava/io/File;)[B
    .registers 8
    .param p0, "libFile"    # Ljava/io/File;

    .line 65
    const/4 v0, 0x0

    if-eqz p0, :cond_3c

    invoke-virtual {p0}, Ljava/io/File;->exists()Z

    move-result v1

    if-eqz v1, :cond_3c

    .line 67
    :try_start_9
    new-instance v1, Ljava/io/FileInputStream;

    invoke-direct {v1, p0}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    .line 68
    .local v1, "in":Ljava/io/FileInputStream;
    const/16 v2, 0x10

    new-array v3, v2, [B

    .line 69
    .local v3, "bytes":[B
    invoke-virtual {v1, v3}, Ljava/io/FileInputStream;->read([B)I

    move-result v4

    .line 70
    .local v4, "count":I
    invoke-virtual {v1}, Ljava/io/FileInputStream;->close()V

    .line 71
    const/4 v5, 0x0

    aget-byte v5, v3, v5

    const/16 v6, 0x7f

    if-ne v5, v6, :cond_3a

    const/4 v5, 0x1

    aget-byte v5, v3, v5

    const/16 v6, 0x45

    if-ne v5, v6, :cond_3a

    const/4 v5, 0x2

    aget-byte v5, v3, v5

    const/16 v6, 0x4c

    if-ne v5, v6, :cond_3a

    const/4 v5, 0x3

    aget-byte v5, v3, v5
    :try_end_31
    .catch Ljava/lang/Exception; {:try_start_9 .. :try_end_31} :catch_3b

    const/16 v6, 0x46

    if-eq v5, v6, :cond_36

    goto :goto_3a

    .line 73
    :cond_36
    if-ne v4, v2, :cond_39

    move-object v0, v3

    :cond_39
    return-object v0

    .line 72
    :cond_3a
    :goto_3a
    return-object v0

    .line 74
    .end local v1    # "in":Ljava/io/FileInputStream;
    .end local v3    # "bytes":[B
    .end local v4    # "count":I
    :catch_3b
    move-exception v1

    .line 78
    :cond_3c
    return-object v0
.end method

.method private b()Z
    .registers 7

    .line 23
    new-instance v0, Ljava/io/File;

    const-string v1, "/proc/cpuinfo"

    invoke-direct {v0, v1}, Ljava/io/File;-><init>(Ljava/lang/String;)V

    .line 24
    .local v0, "cpuInfo":Ljava/io/File;
    invoke-virtual {v0}, Ljava/io/File;->exists()Z

    move-result v1

    if-eqz v1, :cond_2d

    .line 26
    :try_start_d
    new-instance v1, Ljava/io/FileInputStream;

    invoke-direct {v1, v0}, Ljava/io/FileInputStream;-><init>(Ljava/io/File;)V

    .line 27
    .local v1, "in":Ljava/io/FileInputStream;
    const/16 v2, 0x200

    new-array v2, v2, [B

    .line 28
    .local v2, "bytes":[B
    invoke-virtual {v1, v2}, Ljava/io/FileInputStream;->read([B)I

    move-result v3

    .line 29
    .local v3, "count":I
    invoke-virtual {v1}, Ljava/io/FileInputStream;->close()V

    .line 30
    if-eqz v3, :cond_2b

    .line 31
    new-instance v4, Ljava/lang/String;

    invoke-direct {v4, v2}, Ljava/lang/String;-><init>([B)V

    const-string v5, "arch64"

    invoke-virtual {v4, v5}, Ljava/lang/String;->contains(Ljava/lang/CharSequence;)Z

    move-result v4
    :try_end_2a
    .catch Ljava/lang/Exception; {:try_start_d .. :try_end_2a} :catch_2c

    return v4

    .line 34
    .end local v1    # "in":Ljava/io/FileInputStream;
    .end local v2    # "bytes":[B
    .end local v3    # "count":I
    :cond_2b
    goto :goto_2d

    .line 33
    :catch_2c
    move-exception v1

    .line 36
    :cond_2d
    :goto_2d
    const/4 v1, 0x0

    return v1
.end method

.method private c()Z
    .registers 11

    .line 40
    const-string v0, "/system/lib/libc.so"

    .line 41
    .local v0, "SYSTEM_LIB_C_PATH":Ljava/lang/String;
    const-string v1, "/system/lib64/libc.so"

    .line 42
    .local v1, "SYSTEM_LIB_C_PATH_64":Ljava/lang/String;
    const/4 v2, 0x2

    .line 43
    .local v2, "ELFCLASS64":I
    const/4 v3, 0x4

    .line 45
    .local v3, "EI_CLASS":I
    new-instance v4, Ljava/io/File;

    const-string v5, "/system/lib/libc.so"

    invoke-direct {v4, v5}, Ljava/io/File;-><init>(Ljava/lang/String;)V

    .line 46
    .local v4, "libcFile":Ljava/io/File;
    invoke-virtual {v4}, Ljava/io/File;->exists()Z

    move-result v5

    const/4 v6, 0x1

    const/4 v7, 0x2

    const/4 v8, 0x4

    if-eqz v5, :cond_21

    .line 47
    invoke-static {v4}, Lcom/aliyun/security/yunceng/android/sdk/umid/CheckEmulator;->a(Ljava/io/File;)[B

    move-result-object v5

    .line 48
    .local v5, "header":[B
    if-eqz v5, :cond_21

    aget-byte v9, v5, v8

    if-ne v9, v7, :cond_21

    .line 49
    return v6

    .line 53
    .end local v5    # "header":[B
    :cond_21
    new-instance v5, Ljava/io/File;

    const-string v9, "/system/lib64/libc.so"

    invoke-direct {v5, v9}, Ljava/io/File;-><init>(Ljava/lang/String;)V

    .line 54
    .local v5, "libcFile64":Ljava/io/File;
    invoke-virtual {v5}, Ljava/io/File;->exists()Z

    move-result v9

    if-eqz v9, :cond_39

    .line 55
    invoke-static {v5}, Lcom/aliyun/security/yunceng/android/sdk/umid/CheckEmulator;->a(Ljava/io/File;)[B

    move-result-object v9

    .line 56
    .local v9, "header":[B
    if-eqz v9, :cond_39

    aget-byte v8, v9, v8

    if-ne v8, v7, :cond_39

    .line 57
    return v6

    .line 61
    .end local v9    # "header":[B
    :cond_39
    const/4 v6, 0x0

    return v6
.end method

.method private native detect_cache_raw()I
.end method


# virtual methods
.method public a()I
    .registers 3

    .line 16
    :try_start_0
    invoke-direct {p0}, Lcom/aliyun/security/yunceng/android/sdk/umid/CheckEmulator;->detect_cache_raw()I

    move-result v0
    :try_end_4
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_4} :catch_5

    return v0

    .line 17
    :catch_5
    move-exception v0

    .line 18
    .local v0, "e":Ljava/lang/Exception;
    const/16 v1, 0x3e8

    return v1
.end method