new interface

Author: katcom

.idea/compiler.xml

@@ -8,7 +8,7 @@ android {
         targetSdkVersion 28
         versionCode 1
         versionName "1.0"
-        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
         release {
@@ -20,13 +20,15 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'com.android.support:appcompat-v7:28.0.0'
-    implementation 'com.android.support.constraint:constraint-layout:2.0.4'
+    implementation 'androidx.appcompat:appcompat:1.0.0'
+    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'com.android.support.test:runner:1.0.2'
-    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
-    implementation 'com.android.support:support-v4:28.0.0'
-    implementation 'com.android.support:design:28.0.0'
+    androidTestImplementation 'androidx.test:runner:1.1.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'com.google.android.material:material:1.0.0'
     implementation 'net.zetetic:android-database-sqlcipher:4.4.2@aar'
     implementation "androidx.sqlite:sqlite:2.0.1"
+
+    implementation 'commons-codec:commons-codec:1.15'
 }

.idea/gradle.xml

@@ -1,8 +1,8 @@
 package com.katcom.androidFileVault;
 
 import android.content.Context;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;

.idea/jarRepositories.xml

@@ -0,0 +1,82 @@
+package com.katcom.androidFileVault;
+
+import android.content.Intent;
+import android.net.Uri;
+
+import androidx.annotation.Nullable;
+
+import javax.crypto.CipherInputStream;
+import javax.crypto.CipherOutputStream;
+import javax.crypto.SecretKey;
+import java.io.InputStream;
+import java.net.URI;
+
+public abstract class Crypto {
+    final String keyName = "myKey"; // AKA alias;
+    // because using Android keystore, we don't have access to the key itself, so we need an alias
+
+    /**
+     * This method returns an InputStream pointed to the files that user copies to vault
+     * @return
+     */
+    InputStream importFile(InputStream in){
+        CipherOutputStream out = encrypt()
+        while(in.read() != -1){
+            int data= in.read();
+            out.write(data);
+
+        };
+    }
+
+    /**
+     *
+     * @param in
+     * @return
+     */
+    CipherOutputStream getEncryptedFileOutStream(String targetPath, String key, byte[] iv){
+
+    }
+
+
+
+
+    /**
+     * When user clicks import button, call this method
+     */
+    void importAndEncrypt(Uri uri){
+        // get the selected file and encrypt it
+        InputStream in = getInputStreamFromUri(uri);
+        String filename = getFilenameFromUri(uri);
+        String targetPath = "/Vault/" + filename;
+
+        // Above we get the data in the file,
+        // Encrypt the data here
+        byte[] iv = filename.getBytes();
+        CipherOutputStream out = getEncryptedFileOutStream(targetPath, key,iv);
+
+        // write encrypted data
+        writeData(in,out);
+
+    }
+
+    void generateSecretKey(){
+        // Use the alias to generate a key
+        // Use keystore;
+    }
+
+
+
+
+    @Override
+    protected void onActivityResult(final int requestCode, final int resultCode, @Nullable final Intent data) {
+
+                int count = data.getClipData().getItemCount();
+
+                for (int i = 0; i < count; i++) {
+                    Uri SelectedFile = data.getClipData().getItemAt(i).getUri();
+                    importFile(uri);
+                }
+
+    }
+
+}

.idea/misc.xml

@@ -0,0 +1,31 @@
+package com.katcom.androidFileVault;
+
+import android.net.Uri;
+
+import javax.crypto.CipherOutputStream;
+
+public interface Crypto {
+
+    CipherOutputStream getEncryptedFileOutStream(String targetPath, String key, byte[] iv);
+
+    /**
+     * This method gets the data in the file and encrypt it
+     */
+    void importAndEncrypt(Uri uri);
+    /*{
+        // get the selected file and encrypt it
+        InputStream in = getInputStreamFromUri(uri);
+        String filename = getFilenameFromUri(uri);
+        String targetPath = "/Vault/" + filename;
+
+        // Above we get the data in the file,
+        // Encrypt the data here
+        byte[] iv = filename.getBytes();
+        CipherOutputStream out = getEncryptedFileOutStream(targetPath, key,iv);
+
+        // write encrypted data
+        writeData(in,out);
+
+    }*/
+
+}

AndroidFileVault.zip

@@ -0,0 +1,26 @@
+package com.katcom.androidFileVault.DataBase;
+
+import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+
+import androidx.annotation.Nullable;
+
+public class DBHelper extends SQLiteOpenHelper {
+    private static final int VERSION =1;
+    private static final String DATABASE_NAME = "fileBase.db";
+    public DBHelper(@Nullable Context context) {
+        super(context,DATABASE_NAME,null,VERSION);
+
+    }
+
+    @Override
+    public void onCreate(SQLiteDatabase db) {
+
+    }
+
+    @Override
+    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+
+    }
+}