32 files changed, 933 insertions, 0 deletions

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..2822d37
--- /dev/null
+++ b/app/src/main/AndroidManifest.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+                  package="org.pacien.tincapp">
+
+        <uses-permission android:name="android.permission.INTERNET"/>
+        <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+
+        <application
+                android:allowBackup="false"
+                android:icon="@mipmap/ic_launcher"
+                android:label="@string/app_label"
+                android:supportsRtl="true"
+                android:theme="@style/AppTheme">
+
+                <activity
+                        android:name=".activities.StartActivity"
+                        android:label="@string/app_label"
+                        android:theme="@style/AppTheme.NoActionBar">
+                        <intent-filter>
+                                <action android:name="android.intent.action.MAIN"/>
+                                <category android:name="android.intent.category.LAUNCHER"/>
+                        </intent-filter>
+                </activity>
+
+                <service
+                        android:name="org.pacien.tincapp.service.TincVpnService"
+                        android:permission="android.permission.BIND_VPN_SERVICE">
+                        <intent-filter>
+                                <action android:name="android.net.VpnService"/>
+                        </intent-filter>
+                </service>
+
+        </application>
+
+</manifest>
diff --git a/app/src/main/c/exec.c b/app/src/main/c/exec.c
new file mode 100644
index 0000000..fdaec0f
--- /dev/null
+++ b/app/src/main/c/exec.c
@@ -0,0 +1,34 @@
+#include <jni.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+static inline const char **to_string_array(JNIEnv *env, jobjectArray ja) {
+        const int len = (*env)->GetArrayLength(env, ja);
+        const char **ca = calloc((size_t) len + 1, sizeof(char *));
+
+        for (int i = 0; i < len; ++i) {
+                jstring jstr = (jstring) (*env)->GetObjectArrayElement(env, ja, i);
+                ca[i] = (*env)->GetStringUTFChars(env, jstr, NULL);
+        }
+
+        ca[len] = NULL;
+        return ca;
+}
+
+static inline void exec(const char **argcv) {
+        execv(argcv[0], (char *const *) argcv);
+        exit(1);
+}
+
+JNIEXPORT jint JNICALL
+Java_org_pacien_tincapp_commands_Executor_forkExec(JNIEnv *env, jclass class, jobjectArray argcv) {
+        pid_t pid = fork();
+        switch (pid) {
+                case 0:
+                        exec(to_string_array(env, argcv));
+                        return 0;
+
+                default:
+                        return pid;
+        }
+}
diff --git a/app/src/main/java/org/pacien/tincapp/activities/BaseActivity.java b/app/src/main/java/org/pacien/tincapp/activities/BaseActivity.java
new file mode 100644
index 0000000..0e6cb95
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/activities/BaseActivity.java
@@ -0,0 +1,71 @@
+package org.pacien.tincapp.activities;
+
+import android.content.ClipData;
+import android.content.ClipboardManager;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.annotation.StringRes;
+import android.support.design.widget.Snackbar;
+import android.support.v7.app.AlertDialog;
+import android.support.v7.app.AppCompatActivity;
+import android.support.v7.widget.Toolbar;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.ViewGroup;
+
+import org.pacien.tincapp.BuildConfig;
+import org.pacien.tincapp.R;
+import org.pacien.tincapp.context.AppInfo;
+
+/**
+ * @author pacien
+ */
+public abstract class BaseActivity extends AppCompatActivity {
+
+        @Override
+        protected void onCreate(Bundle savedInstanceState) {
+                super.onCreate(savedInstanceState);
+                setContentView(R.layout.base);
+                Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
+                setSupportActionBar(toolbar);
+        }
+
+        @Override
+        public boolean onCreateOptionsMenu(Menu m) {
+                getMenuInflater().inflate(R.menu.menu_base, m);
+                return true;
+        }
+
+        public void aboutDialog(MenuItem i) {
+                new AlertDialog.Builder(this)
+                                .setTitle(BuildConfig.APPLICATION_ID)
+                                .setMessage(getResources().getString(R.string.app_short_desc) + "\n\n" +
+                                                getResources().getString(R.string.app_copyright) + " " +
+                                                getResources().getString(R.string.app_license) + "\n\n" +
+                                                AppInfo.all(getResources()))
+                                .setNeutralButton(R.string.action_open_project_website, (dialog, which) -> openWebsite(R.string.app_website_url))
+                                .setPositiveButton(R.string.action_close, (dialog, which) -> { /* nop */ })
+                                .show();
+        }
+
+        protected ViewGroup getContentView() {
+                return (ViewGroup) findViewById(R.id.main_content);
+        }
+
+        protected void openWebsite(@StringRes int url) {
+                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(getResources().getString(url))));
+        }
+
+        protected void notify(@StringRes int msg) {
+                Snackbar.make(findViewById(R.id.activity_base), msg, Snackbar.LENGTH_LONG).show();
+        }
+
+        protected void copyIntoClipboard(String label, String str) {
+                ClipboardManager c = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
+                c.setPrimaryClip(ClipData.newPlainText(label, str));
+                notify(R.string.message_text_copied);
+        }
+
+}
diff --git a/app/src/main/java/org/pacien/tincapp/activities/StartActivity.java b/app/src/main/java/org/pacien/tincapp/activities/StartActivity.java
new file mode 100644
index 0000000..e469fa0
--- /dev/null
+++ b/app/src/main/java/org/pacien/tincapp/activities/StartActivity.java
@@ -0,0 +1,82 @@
+package org.pacien.tincapp.activities;
+
+import android.annotation.SuppressLint;
+import android.content.Intent;
+import android.os.Bundle;
+import android.support.v7.app.AlertDialog;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.EditText;
+import android.widget.FrameLayout;
+
+import org.pacien.tincapp.R;
+import org.pacien.tincapp.commands.PermissionFixer;
+import org.pacien.tincapp.context.AppPaths;
+import org.pacien.tincapp.service.TincVpnService;
+
+/**
+ * @author pacien
+ */
+public class StartActivity extends BaseActivity {
+
+        @Override
+        protected void onCreate(Bundle savedInstanceState) {
+                super.onCreate(savedInstanceState);
+                getLayoutInflater().inflate(R.layout.page_start, getContentView());
+        }
+
+        @Override
+        protected void onActivityResult(int request, int result, Intent data) {
+                notify(result == RESULT_OK ? R.string.message_vpn_permissions_granted : R.string.message_vpn_permissions_denied);
+        }
+