Initial commit

sources/com/ijm/dataencryption/de/DataDecryptTool.java

@@ -0,0 +1,150 @@
+package com.ijm.dataencryption.de;
+
+import android.content.Context;
+import android.text.TextUtils;
+import android.util.Log;
+import java.io.IOException;
+import java.io.InputStream;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.util.Properties;
+import java.util.Random;
+
+/* loaded from: classes.dex */
+public class DataDecryptTool {
+    private static final String DATA_DECRYPT_CONFIG_FILENAME = "data_decrypt_config.properties";
+    public static final int DECRYPT_ALL_FILE = 256;
+    public static final int DECRYPT_DB_FILE = 512;
+    public static final int DECRYPT_SP_FILE = 1024;
+    public static final int ENCRYPT_DB = 2;
+    public static final int ENCRYPT_SP = 1;
+    private static final String KEY_DDECRYPT_SDK_VNAME = "ddecrypt_sdk_vname";
+    private static boolean isAccredited = false;
+
+    private static void byte2hex(byte b, StringBuffer stringBuffer) {
+        char[] cArr = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
+        stringBuffer.append(cArr[(b & 240) >> 4]);
+        stringBuffer.append(cArr[b & 15]);
+    }
+
+    private static native boolean dowork(String str, int i, String str2, String str3, String str4);
+
+    public static void doworkForDecrypt(Context context, int i) {
+        if (!isAccredited) {
+            Log.i("ijm", "application is not effect accredit.");
+            return;
+        }
+        long currentTimeMillis = System.currentTimeMillis();
+        dowork("qmFJh65QoklKoT9Vs7hFrSU=;" + context.getPackageName(), i, (md5(String.valueOf(currentTimeMillis)) + md5(String.valueOf(new Random().nextLong() + currentTimeMillis))).toUpperCase(), "", "0x16384");
+    }
+
+    private static String getFinger(String str, byte[] bArr) {
+        try {
+            return toHexString(MessageDigest.getInstance(str).digest(bArr));
+        } catch (Exception e) {
+            e.printStackTrace();
+            return "";
+        }
+    }
+
+    public static String getVersion(Context context) {
+        String str;
+        Context applicationContext = context.getApplicationContext();
+        InputStream inputStream = null;
+        try {
+            try {
+                Properties properties = new Properties();
+                inputStream = applicationContext.getAssets().open(DATA_DECRYPT_CONFIG_FILENAME);
+                properties.load(inputStream);
+                str = properties.getProperty(KEY_DDECRYPT_SDK_VNAME);
+                if (inputStream != null) {
+                    try {
+                        inputStream.close();
+                    } catch (IOException e) {
+                        e.printStackTrace();
+                    }
+                }
+            } catch (Throwable th) {
+                if (inputStream != null) {
+                    try {
+                        inputStream.close();
+                    } catch (IOException e2) {
+                        e2.printStackTrace();
+                    }
+                }
+                throw th;
+            }
+        } catch (Exception e3) {
+            e3.printStackTrace();
+            if (inputStream != null) {
+                try {
+                    inputStream.close();
+                } catch (IOException e4) {
+                    e4.printStackTrace();
+                }
+            }
+            str = "Unknown";
+        }
+        return "Unknown".equals(str) ? "2.0.0" : str;
+    }
+
+    private static String md5(String str) {
+        if (TextUtils.isEmpty(str)) {
+            return "";
+        }
+        try {
+            byte[] digest = MessageDigest.getInstance("MD5").digest(str.getBytes());
+            StringBuilder sb = new StringBuilder();
+            for (byte b : digest) {
+                String hexString = Integer.toHexString(b & 255);
+                if (hexString.length() == 1) {
+                    hexString = "0" + hexString;
+                }
+                sb.append(hexString);
+            }
+            return sb.toString();
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+            return "";
+        }
+    }
+
+    private static native String setKey(Context context, String str);
+
+    public static StatusInfo setLicenseKey(Context context, String str) {
+        try {
+            if (context == null) {
+                return new StatusInfo(-6);
+            }
+            try {
+                System.loadLibrary("ijmDataDecryption");
+                String[] split = setKey(context, str).split(";");
+                StatusInfo statusInfo = new StatusInfo();
+                if (split.length > 1) {
+                    statusInfo.setStatusCode(Integer.valueOf(split[0]).intValue());
+                    statusInfo.setExpiredDate(split[1]);
+                } else if (split.length > 0) {
+                    statusInfo.setStatusCode(Integer.valueOf(split[0]).intValue());
+                    statusInfo.setExpiredDate("");
+                }
+                if (statusInfo.getStatusCode() == 1) {
+                    isAccredited = true;
+                }
+                return statusInfo;
+            } catch (Throwable th) {
+                th.printStackTrace();
+                return new StatusInfo(-7);
+            }
+        } catch (Exception unused) {
+            return new StatusInfo();
+        }
+    }
+
+    private static String toHexString(byte[] bArr) {
+        StringBuffer stringBuffer = new StringBuffer();
+        for (byte b : bArr) {
+            byte2hex(b, stringBuffer);
+        }
+        return stringBuffer.toString();
+    }
+}

sources/com/ijm/dataencryption/de/StatusInfo.java

@@ -0,0 +1,65 @@
+package com.ijm.dataencryption.de;
+
+import com.baidu.cloud.media.player.BDCloudMediaPlayer;
+import com.tencent.mm.opensdk.modelbase.BaseResp;
+import com.ubt.jimu.course.repository.CourseResult;
+
+/* loaded from: classes.dex */
+public class StatusInfo {
+    private String expiredDate;
+    private int statusCode;
+
+    public StatusInfo() {
+        this.statusCode = 0;
+        this.expiredDate = "";
+    }
+
+    public String getExpiredDate() {
+        return this.expiredDate;
+    }
+
+    public int getStatusCode() {
+        return this.statusCode;
+    }
+
+    public String getStatusDescribe() {
+        switch (this.statusCode) {
+            case BaseResp.ErrCode.ERR_BAN /* -6 */:
+                return "context is null";
+            case BaseResp.ErrCode.ERR_UNSUPPORT /* -5 */:
+                return "sign info verify failed";
+            case -4:
+                return "package name verify failed";
+            case -3:
+                return "date is expired";
+            case -2:
+                return "user key data is changed or error format";
+            case -1:
+                return "user key data is too short or error format";
+            case 0:
+                return BDCloudMediaPlayer.OnNativeInvokeListener.ARG_ERROR;
+            case 1:
+                return CourseResult.SUCCESS;
+            default:
+                return "";
+        }
+    }
+
+    protected void setExpiredDate(String str) {
+        this.expiredDate = str;
+    }
+
+    public void setStatusCode(int i) {
+        this.statusCode = i;
+    }
+
+    public String toString() {
+        return "[statusCode=" + this.statusCode + ", expiredDate=" + this.expiredDate + ", describe=" + getStatusDescribe() + "]";
+    }
+
+    public StatusInfo(int i) {
+        this.statusCode = 0;
+        this.expiredDate = "";
+        this.statusCode = i;
+    }
+}