diff options
Diffstat (limited to 'app/src')
18 files changed, 3248 insertions, 0 deletions
diff --git a/app/src/fil/libre/repwifiapp/Commons.java b/app/src/fil/libre/repwifiapp/Commons.java new file mode 100644 index 0000000..dcf8893 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/Commons.java @@ -0,0 +1,156 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp; + +import java.io.File; + +import fil.libre.repwifiapp.helpers.Engine4p2; +import fil.libre.repwifiapp.helpers.Engine6p0; +import fil.libre.repwifiapp.helpers.IEngine; +import fil.libre.repwifiapp.helpers.NetworkManager; + + + +public abstract class Commons { + + + //------------- Enviromnet Constants ---------------------------------------- + public static final String v4p2 = "4.2"; + public static final String v6p0 = "6.0"; + public static final String SCAN_FILE_HDR = "bssid / frequency / signal level / flags / ssid"; + public static final String INTERFACE_NAME="wlan0"; + public static final String WORKDIR = "/data/misc/wifi"; + public static final String PID_FILE = WORKDIR + "/pidfile"; + public static final String SOCKET_DIR = WORKDIR + "/sockets/"; + public static final String SOFTAP_FILE = WORKDIR + "/softap.conf"; + public static final String P2P_CONF = WORKDIR + "/p2p_supplicant.conf"; + public static final String WPA_CONF = WORKDIR + "/wpa_supplicant.conf"; + public static final String ENTROPY_FILE = WORKDIR + "/entropy.bin"; + public static final String OVERLAY_FILE = "/system/etc/wifi/wpa_supplicant_overlay.conf"; + //------------------------------------------------------------------------------ + + //------------- Shared Engines ----------------------- + public static IEngine connectionEngine = null; + public static NetworkManager storage = null; + //---------------------------------------------------- + + + //------------- Shared Resources --------------------- + public static int colorThemeDark; + public static int colorThemeLight; + public static int colorBlack; + //---------------------------------------------------- + + //------------- Activity Interaction ----------------- + public static final String EXTRA_APINFO = "ExAPInfo"; + public static final String EXTRA_APINFO_ARR = "ExAPInfoArr"; + public static final String EXTRA_CONSTATUS = "ExConSts"; + public static final String EXTRA_BOOLEAN = "ExBool"; + public static final String EXTRA_REQCODE = "ExReqCode"; + public static final String EXTRA_RESCAN = "ExRescan"; + public static final String EXTRA_DELETE = "ExDelete"; + + public class RequestCode{ + public static final int NONE = 0; + public static final int SELECT_CONN = 1; + public static final int PASS_INPUT = 2; + public static final int STATUS_SHOW = 3; + public static final int STATUS_GET = 4; + public static final int CONNECT = 5; + public static final int NETWORKS_GET = 6; + public static final int SELECT_DETAILS = 7; + public static final int DETAILS_SHOW = 8; + public static final int NETWORK_DELETE = 9; + } + //---------------------------------------------------- + + + //----------------- Application Files -------------------- + private static String APP_DATA_FOLDER; + public static void setAppDataFolder(String path){ + File f = new File(path); + if (f.exists()){ + APP_DATA_FOLDER = path; + } + } + public static String getNetworkStorageFile(){ + if (APP_DATA_FOLDER == null){ + return null; + }else{ + return APP_DATA_FOLDER + "/repwifi_storage.conf"; + } + } + public static String getScriptScan(){ + return APP_DATA_FOLDER + "/scan.sh"; + } + public static String getScriptScanRes(){ + return APP_DATA_FOLDER + "/get_scan_results.sh"; + } + public static String getScriptDhcpcd(){ + return APP_DATA_FOLDER + "/run_dhcpcd.sh"; + } + public static String getScanFile(){ + return APP_DATA_FOLDER + "/scanres.txt"; + } + public static String getStatusFile(){ + return APP_DATA_FOLDER + "/tmpStatus"; + } + public static String getGwFile(){ + return APP_DATA_FOLDER + "/gw.txt"; + } + public static String getTempOutFile(){ + return APP_DATA_FOLDER + "/tmpout.txt"; + } + //-------------------------------------------------------- + + + //----------- Initialization methods --------------------------- + public static void initObjects()throws Exception{ + + initEngine(); + initNetworkStorage(); + } + + private static void initEngine() throws Exception{ + + String vers = android.os.Build.VERSION.RELEASE; + + if (vers.startsWith(Commons.v4p2)){ + Commons.connectionEngine = new Engine4p2(); + } + else if(vers.startsWith(Commons.v6p0)){ + Commons.connectionEngine = new Engine6p0(); + } + else{ + throw new Exception("System version not recognized!"); + } + + } + + private static void initNetworkStorage() throws Exception{ + + Commons.storage = new NetworkManager(getNetworkStorageFile()); + + } + //-------------------------------------------------------------- + + +} diff --git a/app/src/fil/libre/repwifiapp/activities/CreditsActivity.java b/app/src/fil/libre/repwifiapp/activities/CreditsActivity.java new file mode 100644 index 0000000..4a0cb4c --- /dev/null +++ b/app/src/fil/libre/repwifiapp/activities/CreditsActivity.java @@ -0,0 +1,56 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.activities; + +import fil.libre.repwifiapp.R; + +import android.os.Bundle; +import android.app.Activity; +import android.text.Html; +import android.text.method.LinkMovementMethod; +import android.text.method.ScrollingMovementMethod; +import android.view.Menu; +import android.widget.TextView; + +public class CreditsActivity extends Activity { + + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_credits); + + String content = getResources().getString(R.string.credit_text); + TextView tv = (TextView)findViewById(R.id.txt_credits); + tv.setMovementMethod(new ScrollingMovementMethod()); + tv.setText(Html.fromHtml(content)); + tv.setMovementMethod(LinkMovementMethod.getInstance()); + + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + // Inflate the menu; this adds items to the action bar if it is present. + //getMenuInflater().inflate(R.menu.activity_credits, menu); + return true; + } + +} diff --git a/app/src/fil/libre/repwifiapp/activities/InputPasswordActivity.java b/app/src/fil/libre/repwifiapp/activities/InputPasswordActivity.java new file mode 100644 index 0000000..e46d7d9 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/activities/InputPasswordActivity.java @@ -0,0 +1,112 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.activities; + + +import fil.libre.repwifiapp.Commons; +import fil.libre.repwifiapp.R; +import fil.libre.repwifiapp.helpers.AccessPointInfo; + +import android.app.Activity; +import android.content.Intent; +import android.os.Bundle; +import android.text.InputType; +import android.view.Menu; +import android.view.View; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.CompoundButton.OnCheckedChangeListener; +import android.widget.EditText; +import android.widget.TextView; + + +public class InputPasswordActivity extends Activity implements OnCheckedChangeListener{ + + AccessPointInfo apinfo = null; + + @Override + public void onCreate(Bundle icicle) { + super.onCreate(icicle); + + setContentView(R.layout.activity_input_password); + + CheckBox c = (CheckBox)findViewById(R.id.chk_show_pass); + c.setOnCheckedChangeListener(this); + + setTitle("Input password"); + + TextView v = (TextView)findViewById(R.id.txt_insert_pass); + + //get the network to set password to: + this.apinfo = (AccessPointInfo)getIntent().getSerializableExtra(Commons.EXTRA_APINFO); + v.append(" " + apinfo.getSSID()); + + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + //super.onCreateOptionsMenu(menu); + //getMenuInflater().inflate(R.menu.activity_input_password, menu); + return true; + } + + @Override + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { + + if(buttonView == findViewById(R.id.chk_show_pass)){ + chkShowPassChanged(); + } + } + + public void onBtnNextClick(View v){ + + EditText txpass = (EditText)findViewById(R.id.txt_password); + String pass = txpass.getText().toString(); + if (pass.length()>0){ + + this.apinfo.setPassword(pass); + + Intent intent = new Intent(); + intent.putExtra(Commons.EXTRA_APINFO, this.apinfo); + setResult(RESULT_OK, intent); + finish(); + + } + + + } + + public void chkShowPassChanged(){ + + CheckBox c = (CheckBox)findViewById(R.id.chk_show_pass); + EditText txtPass = (EditText)findViewById(R.id.txt_password); + + if (c.isChecked()){ + txtPass.setInputType(InputType.TYPE_TEXT_VARIATION_PASSWORD); + txtPass.setSelection(txtPass.getText().length()); + }else{ + txtPass.setInputType(129); + txtPass.setSelection(txtPass.getText().length()); + } + + } + +} diff --git a/app/src/fil/libre/repwifiapp/activities/LongTaskActivity.java b/app/src/fil/libre/repwifiapp/activities/LongTaskActivity.java new file mode 100644 index 0000000..a9f010a --- /dev/null +++ b/app/src/fil/libre/repwifiapp/activities/LongTaskActivity.java @@ -0,0 +1,174 @@ +package fil.libre.repwifiapp.activities; + + +import fil.libre.repwifiapp.Commons; +import fil.libre.repwifiapp.R; +import fil.libre.repwifiapp.helpers.AccessPointInfo; +import fil.libre.repwifiapp.helpers.ConnectionStatus; +import fil.libre.repwifiapp.helpers.Utils; + +import android.os.AsyncTask; +import android.os.Bundle; +import android.view.Menu; +import android.widget.TextView; +import android.app.Activity; +import android.content.Intent; + +public class LongTaskActivity extends Activity { + + + private class Task extends AsyncTask<Object, Object, Object>{ + + private int REQ_CODE; + + public Task(int reqCode, Object input){ + this.REQ_CODE = reqCode; + } + + @Override + protected Object doInBackground(Object... params) { + + Object ret = null; + + switch (this.REQ_CODE){ + + case Commons.RequestCode.CONNECT: + + ret = Commons.connectionEngine.connect((AccessPointInfo)params[0]); + break; + + case Commons.RequestCode.NETWORKS_GET: + + ret = Commons.connectionEngine.getAvailableNetworks(); + break; + + case Commons.RequestCode.STATUS_GET: + + ret = Commons.connectionEngine.getConnectionStatus(); + break; + + default: + + break; + + } + + return ret; + + } + + protected void onPostExecute(Object result) { + taskCompleted(result, this.REQ_CODE); + } + + } + + private AccessPointInfo currentNetwork = null; + + @Override + public void onCreate(Bundle savedInstanceState){ + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_long_task); + + startTask(); + + } + + @Override + public boolean onCreateOptionsMenu(Menu menu){ + return true; + } + + private void startTask() { + + //retrieve the request code: + Intent intent = getIntent(); + if (! intent.hasExtra(Commons.EXTRA_REQCODE)){ + this.setResult(RESULT_CANCELED); + finish(); + } + + Object input = null; + int reqCode = intent.getExtras().getInt(Commons.EXTRA_REQCODE); + + switch (reqCode) { + + case Commons.RequestCode.CONNECT: + setTitle("Connecting..."); + setMessage("Connecting..."); + //Extract AccessPointInfo + input = intent.getExtras().getSerializable(Commons.EXTRA_APINFO); + currentNetwork = (AccessPointInfo)input; + break; + + case Commons.RequestCode.NETWORKS_GET: + setTitle("Scanning..."); + setMessage("Scanning for Networks..."); + + case Commons.RequestCode.STATUS_GET: + setTitle("Checking status..."); + setMessage("Checking status..."); + + default: + setTitle("Please wait..."); + setMessage("Please wait..."); + break; + } + + Task task = new Task(reqCode, input); + task.execute(input); + + } + + private void taskCompleted(Object result, int reqCode){ + + Utils.logDebug("Finished long task reqCode: "+ reqCode,1); + + //Return to caller: + Intent intent = this.getIntent(); + + + switch (reqCode){ + + case Commons.RequestCode.CONNECT: + + intent.putExtra(Commons.EXTRA_BOOLEAN, (Boolean)result); + intent.putExtra(Commons.EXTRA_APINFO, this.currentNetwork); + break; + + case Commons.RequestCode.NETWORKS_GET: + + intent.putExtra(Commons.EXTRA_APINFO_ARR, (AccessPointInfo[])result); + break; + + case Commons.RequestCode.STATUS_GET: + + intent.putExtra(Commons.EXTRA_CONSTATUS, (ConnectionStatus)result); + break; + + default: + + Utils.logDebug("Task terminating in null: ",1); + break; + + } + + this.setResult(RESULT_OK, intent); + finish(); + + } + + + private void setMessage(String msg) { + TextView txt = (TextView)findViewById(R.id.txt_msg); + txt.setText(msg); + } + + @Override + public void onBackPressed() { + //suppress + } + + + +} diff --git a/app/src/fil/libre/repwifiapp/activities/MainActivity.java b/app/src/fil/libre/repwifiapp/activities/MainActivity.java new file mode 100644 index 0000000..aa92767 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/activities/MainActivity.java @@ -0,0 +1,378 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.activities; + + + + + +import java.io.IOException; + +import fil.libre.repwifiapp.Commons; +import fil.libre.repwifiapp.R; +import fil.libre.repwifiapp.Commons.RequestCode; +import fil.libre.repwifiapp.helpers.AccessPointInfo; +import fil.libre.repwifiapp.helpers.ConnectionStatus; +import fil.libre.repwifiapp.helpers.NetworkManager; +import fil.libre.repwifiapp.helpers.RootCommand; +import fil.libre.repwifiapp.helpers.Utils; + +import android.os.Bundle; +import android.app.Activity; +import android.content.Intent; +import android.graphics.Bitmap; +import android.graphics.drawable.BitmapDrawable; +import android.graphics.drawable.Drawable; +import android.view.Menu; +import android.view.MenuItem; +import android.view.View; +import android.widget.ImageView; +import android.widget.Toast; + +public class MainActivity extends Activity{ + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_main); + + setImage(); + setupSharedResources(); + + RootCommand su = new RootCommand(null); + try { + su.execute(); + } catch (Exception e) { + Utils.logError("Error while trying to get first Super User access. Aborting.",e); + finish(); + } + + try { + Commons.initObjects(); + } catch (Exception e) { + Utils.logError("Error on creating engine. Aborting.",e); + finish(); + } + + + checkConnectionStatus(); + + + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + // Inflate the menu; this adds items to the action bar if it is present. + getMenuInflater().inflate(R.menu.activity_main, menu); + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + // Handle item selection + switch (item.getItemId()) { + case R.id.menu_credits: + launchCreditsActivity(); + return true; + + default: + return true; + } + } + + @Override + public void onRestart(){ + super.onRestart(); + + ConnectionStatus status = Commons.connectionEngine.getConnectionStatus(); + if (status != null && status.isConnected()){ + launchStatusActivity(status); + } + + } + + @Override + public void onActivityResult(int requestCode, int resultCode, Intent intent){ + + Utils.logDebug("Main onActivityResult(): ",1); + + if (intent == null){ + return; + } + + if (resultCode != RESULT_OK){ + return; + } + + AccessPointInfo i = null; + if (intent.hasExtra(Commons.EXTRA_APINFO)){ + i = (AccessPointInfo)intent.getExtras().getSerializable(Commons.EXTRA_APINFO); + } + + switch (requestCode) { + + case RequestCode.PASS_INPUT: + handleResultSetPass(i); + break; + + case RequestCode.SELECT_CONN: + boolean rescan = (boolean)intent.getExtras().getBoolean(Commons.EXTRA_RESCAN); + handleResultSelect(i, rescan); + break; + + case RequestCode.CONNECT: + boolean conres = intent.getExtras().getBoolean(Commons.EXTRA_BOOLEAN); + handleFinishedConnecting(conres, i); + break; + + case RequestCode.STATUS_GET: + ConnectionStatus status = (ConnectionStatus)intent.getExtras().getSerializable(Commons.EXTRA_CONSTATUS); + handleResultGetStatus(status); + break; + + case RequestCode.NETWORKS_GET: + AccessPointInfo[] nets = (AccessPointInfo[])intent.getExtras().getSerializable(Commons.EXTRA_APINFO_ARR); + launchSelectActivity(nets, true); + + case RequestCode.STATUS_SHOW: + //do nothing + break; + + case RequestCode.SELECT_DETAILS: + launchDetailsActivity(i); + break; + + case RequestCode.DETAILS_SHOW: + boolean del = intent.getExtras().getBoolean(Commons.EXTRA_DELETE); + if (del){ deleteNetwork(i); } + break; + + default: + + break; + + } + + + } + + private void setImage(){ + + ImageView img = (ImageView)findViewById(R.id.img_logo); + + try { + Drawable d = Drawable.createFromStream(getAssets().open("repwifi-logo-0.png"),null); + img.setImageDrawable(d); + } catch (IOException e) { + Utils.logError("Error while loading logo image",e); + } + + } + + private void setupSharedResources(){ + Commons.colorThemeDark = getResources().getColor(R.color.ThemeDark); + Commons.colorThemeLight = getResources().getColor(R.color.ThemeLight); + Commons.colorBlack = getResources().getColor(R.color.black); + Commons.setAppDataFolder(getExternalFilesDir(null).getAbsolutePath()); + } + + private void handleResultSelect(AccessPointInfo i, boolean rescan){ + + if (rescan){ + + doScan(); + + }else if (i != null){ + + if (i.needsPassword()){ + + //try to fetch network's password from storage + AccessPointInfo fromStorage = Commons.storage.getSavedNetwork(i); + if (fromStorage == null){ + + launchPasswordActivity(i); + return; + + }else{ + //use fetched network + i = fromStorage; + } + + } + + connectToNetwork(i); + } + + } + + private void handleResultSetPass(AccessPointInfo i){ + connectToNetwork(i); + } + + private void handleResultGetStatus(ConnectionStatus status){ + if (status != null && status.isConnected()){ + launchStatusActivity(status); + } + } + + private void handleFinishedConnecting(boolean connectionResult, AccessPointInfo info){ + + if(connectionResult && info.needsPassword()){ + + //Save network + if (Commons.storage.save(info)){ + Toast toast2 = Toast.makeText(getApplicationContext(), "Network Saved!",Toast.LENGTH_LONG); + toast2.show(); + + }else { + Toast toast2 = Toast.makeText(getApplicationContext(), "FAILED to save network!",Toast.LENGTH_LONG); + toast2.show(); + } + + checkConnectionStatus(); + + }else{ + //alert that connection failed + Toast toast = Toast.makeText(getApplicationContext(), "FAILED to connect!", Toast.LENGTH_LONG); + toast.show(); + } + } + + private void launchPasswordActivity(AccessPointInfo info){ + + Intent intent = new Intent(); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + intent.setClass(getApplicationContext(), InputPasswordActivity.class); + intent.putExtra(Commons.EXTRA_APINFO, info); + + startActivityForResult(intent, RequestCode.PASS_INPUT); + + } + + private void launchStatusActivity(ConnectionStatus status){ + + Intent intent = new Intent(); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + intent.putExtra(Commons.EXTRA_CONSTATUS, status); + intent.setClass(getApplicationContext(), ShowStatusActivity.class); + startActivityForResult(intent, RequestCode.STATUS_SHOW); + + } + + private void launchSelectActivity(AccessPointInfo[] nets,boolean forConnection){ + + Intent intent = new Intent(this, SelectNetworkActivity.class); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + intent.putExtra(Commons.EXTRA_APINFO_ARR, nets); + + if (forConnection){ + intent.putExtra(Commons.EXTRA_REQCODE, RequestCode.SELECT_CONN); + startActivityForResult(intent, RequestCode.SELECT_CONN); + } + else{ + intent.putExtra(Commons.EXTRA_REQCODE, RequestCode.SELECT_DETAILS); + startActivityForResult(intent, RequestCode.SELECT_DETAILS); + } + + } + + private void launchDetailsActivity(AccessPointInfo info){ + + Intent intent = new Intent(this, NetworkDetailsActivity.class); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + intent.putExtra(Commons.EXTRA_APINFO, info); + startActivityForResult(intent, RequestCode.DETAILS_SHOW); + + } + + private void launchCreditsActivity(){ + + Intent intent = new Intent(this, CreditsActivity.class); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + startActivityForResult(intent, RequestCode.NONE); + + } + + private void deleteNetwork(AccessPointInfo info){ + + NetworkManager manager = new NetworkManager(Commons.getNetworkStorageFile()); + String msg = ""; + if (manager.remove(info)){ + msg = "Network info deleted!"; + }else{ + msg = "FAILED to delete network info!"; + } + + Toast toast = Toast.makeText(this, msg, Toast.LENGTH_LONG); + toast.show(); + + } + + private void connectToNetwork(AccessPointInfo info){ + + Intent intent = new Intent(this, LongTaskActivity.class); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + intent.putExtra(Commons.EXTRA_REQCODE, RequestCode.CONNECT); + intent.putExtra(Commons.EXTRA_APINFO, info); + startActivityForResult(intent, RequestCode.CONNECT); + + } + + private void checkConnectionStatus(){ + + Intent intent = new Intent(this, LongTaskActivity.class); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + intent.putExtra(Commons.EXTRA_REQCODE, RequestCode.STATUS_GET); + startActivityForResult(intent, RequestCode.STATUS_GET); + + } + + private void doScan(){ + + Intent intent = new Intent(this, LongTaskActivity.class); + intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); + intent.putExtra(Commons.EXTRA_REQCODE, RequestCode.NETWORKS_GET); + startActivityForResult(intent, RequestCode.NETWORKS_GET); + + } + + public void btnScanClick(View v){ + + doScan(); + + } + + public void btnManageClick(View v){ + + NetworkManager manager = new NetworkManager(Commons.getNetworkStorageFile()); + AccessPointInfo[] infos = manager.getKnownNetworks(); + + if (infos == null || infos.length == 0){ + Toast toast = Toast.makeText(this, "No saved network", Toast.LENGTH_LONG); + toast.show(); + } + else{ + launchSelectActivity(infos, false); + } + + } + +} diff --git a/app/src/fil/libre/repwifiapp/activities/NetworkDetailsActivity.java b/app/src/fil/libre/repwifiapp/activities/NetworkDetailsActivity.java new file mode 100644 index 0000000..e43eee2 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/activities/NetworkDetailsActivity.java @@ -0,0 +1,145 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.activities; + +import java.util.Date; + + +import fil.libre.repwifiapp.Commons; +import fil.libre.repwifiapp.R; +import fil.libre.repwifiapp.helpers.AccessPointInfo; + +import android.os.Bundle; +import android.app.Activity; +import android.app.AlertDialog; +import android.content.DialogInterface; +import android.content.Intent; +import android.text.format.DateFormat; +import android.view.Menu; +import android.view.View; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.TextView; +import android.widget.CompoundButton.OnCheckedChangeListener; + +public class NetworkDetailsActivity extends Activity implements OnCheckedChangeListener { + + private AccessPointInfo currentNetwor; + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_network_details); + + CheckBox c = (CheckBox)findViewById(R.id.chk_show_pass_details); + c.setOnCheckedChangeListener(this); + + Intent intent = getIntent(); + if (! intent.hasExtra(Commons.EXTRA_APINFO)){ + this.setResult(RESULT_CANCELED); + this.finish(); + return; + } + + this.currentNetwor = (AccessPointInfo)intent.getExtras().getSerializable(Commons.EXTRA_APINFO); + if (this.currentNetwor == null){ + this.setResult(RESULT_CANCELED); + this.finish(); + return; + } + + loadNetwork(false); + + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + // Inflate the menu; this adds items to the action bar if it is present. + //getMenuInflater().inflate(R.menu.activity_manage_networks, menu); + return true; + } + + private void loadNetwork(boolean showPassword){ + + setTitle(this.currentNetwor.getSSID()); + + TextView v = (TextView)findViewById(R.id.txt_net_details); + v.setText("SSID: " + this.currentNetwor.getSSID()); + v.append("\nBSSID: " + this.currentNetwor.getBSSID()); + + long lastused = this.currentNetwor.getLastTimeUsed(); + if (lastused > 0){ + Date ts = new Date(lastused); + String formstring = "dd-MMM-yyyy kk:mm:ss"; + v.append("\nLast Used: " + DateFormat.format(formstring, ts)); + } + + if (showPassword){ + v.append("\n\nPassword:\n" + this.currentNetwor.getPassword()); + }else{ + v.append("\n\n\n"); + } + + } + + public void btnDeleteClick(View v){ + + + AlertDialog.Builder dlgAlert = new AlertDialog.Builder(this); + dlgAlert.setMessage("Are you sure you want to delete this network?"); + dlgAlert.setPositiveButton("Yes",new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int whichButton) { + returnResult(true); + } + }); + dlgAlert.setNegativeButton("NO",new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int whichButton) { + //nothing + } + }); + + dlgAlert.setCancelable(true); + dlgAlert.create().show(); + + } + + @Override + public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { + + if (buttonView == findViewById(R.id.chk_show_pass_details)){ + loadNetwork(isChecked); + } + + } + + private void returnResult(boolean delete){ + + Intent i = new Intent(); + i.putExtra(Commons.EXTRA_DELETE, delete); + i.putExtra(Commons.EXTRA_APINFO, this.currentNetwor); + this.setResult(RESULT_OK,i); + finish(); + + } + + + +} diff --git a/app/src/fil/libre/repwifiapp/activities/SelectNetworkActivity.java b/app/src/fil/libre/repwifiapp/activities/SelectNetworkActivity.java new file mode 100644 index 0000000..275ce08 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/activities/SelectNetworkActivity.java @@ -0,0 +1,222 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.activities; + + + + +import fil.libre.repwifiapp.Commons; +import fil.libre.repwifiapp.R; +import fil.libre.repwifiapp.helpers.AccessPointInfo; +import fil.libre.repwifiapp.helpers.NetworkButton; +import fil.libre.repwifiapp.helpers.Utils; + +import android.os.Bundle; +import android.app.Activity; +import android.content.Intent; +import android.view.Gravity; +import android.view.Menu; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.ViewGroup.LayoutParams; +import android.widget.Button; +import android.widget.TableLayout; +import android.widget.TableRow; +import android.widget.TextView; + +public class SelectNetworkActivity extends Activity implements OnClickListener { + + private AccessPointInfo[] aps; + + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_select_network); + + setTitle("Select network"); + + getNetworks(); + + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + // Inflate the menu; this adds items to the action bar if it is present. + //getMenuInflater().inflate(R.menu.activity_select_network, menu); + return true; + } + + private void writeOut(String msg) { + + TextView v = (TextView)findViewById(R.id.txt_selnets); + v.setText(msg); + + } + + private void getNetworks(){ + + Intent intent = getIntent(); + if(! intent.hasExtra(Commons.EXTRA_APINFO_ARR)){ + this.setResult(RESULT_CANCELED); + finish(); + return; + } + AccessPointInfo[] nets = (AccessPointInfo[])intent.getExtras().getSerializable(Commons.EXTRA_APINFO_ARR); + if (nets == null){ + this.setResult(RESULT_CANCELED); + finish(); + return; + } + + int reqCode = intent.getExtras().getInt(Commons.EXTRA_REQCODE); + + this.aps = nets; + + if (reqCode == Commons.RequestCode.SELECT_CONN){ + showNetworksForConnection(nets); + } + else{ + showNetworksForManagement(nets); + } + + } + + public void btnScanClick(View v){ + returnResults(null, true); + } + + @Override + public void onClick(View v) { + + if (v instanceof NetworkButton){ + networkNameClick((NetworkButton)v); + } + + } + + public void networkNameClick(NetworkButton b){ + + for(AccessPointInfo i : this.aps){ + + if (i.getBSSID().equals(b.getNetworkBSSID())){ + + returnResults(i,false); + + } + + } + } + + private void returnResults(AccessPointInfo i, boolean rescan){ + + Intent intent = new Intent(); + intent.putExtra(Commons.EXTRA_APINFO, i); + intent.putExtra(Commons.EXTRA_RESCAN, rescan); + setResult(RESULT_OK, intent); + finish(); + + } + + private void showNetworksForConnection(AccessPointInfo[] info) { + + if (info == null){ + Utils.logError("Unable to retrieve network list!"); + writeOut("Unable to retrieve network list!"); + return; + } + + if (info.length == 0){ + writeOut("No network found."); + toggleBtnRescan(true); + return; + } + + writeOut("Select the network you want to connect to:"); + toggleBtnRescan(false); + + for (AccessPointInfo i : info){ + + addButtonForNetwork(i); + + } + + } + + private void showNetworksForManagement(AccessPointInfo[] info){ + + if (info == null || info.length == 0){ + return; + } + + writeOut("Select network info to manage:"); + toggleBtnRescan(false); + + for (AccessPointInfo i : info){ + + addButtonForNetwork(i); + + } + + } + + private void toggleBtnRescan(boolean enable) { + + Button b = (Button)findViewById(R.id.btn_rescan); + if (enable){ + b.setVisibility(View.VISIBLE); + } + else{ + b.setVisibility(View.INVISIBLE); + } + } + + private void addButtonForNetwork(AccessPointInfo info){ + + TableLayout s = (TableLayout)findViewById(R.id.table_networks); + TableLayout.LayoutParams tableParams = new TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT, TableLayout.LayoutParams.WRAP_CONTENT); + TableRow row = new TableRow(this); + TableRow.LayoutParams rowParams = new TableRow.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT); + rowParams.gravity = Gravity.FILL_HORIZONTAL; + row.setPadding(10, 10, 10, 10); + row.setLayoutParams(rowParams); + row.setGravity(Gravity.FILL_HORIZONTAL); + row.setLayoutParams(rowParams); + + NetworkButton button = new NetworkButton(this, info.getBSSID()); + + TableRow.LayoutParams params = new TableRow.LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT); + button.setLayoutParams(params); + button.setBackgroundColor(Commons.colorThemeDark); + button.setTextColor(Commons.colorThemeLight); + button.setTextSize(20); + button.setPadding(10, 10, 10, 10); + button.setGravity(Gravity.CENTER_HORIZONTAL); + button.setText(info.getSSID()); + button.setOnClickListener(this); + + row.addView(button,params); + s.addView(row,tableParams); + s.setGravity(Gravity.FILL_HORIZONTAL); + + } + +} diff --git a/app/src/fil/libre/repwifiapp/activities/ShowStatusActivity.java b/app/src/fil/libre/repwifiapp/activities/ShowStatusActivity.java new file mode 100644 index 0000000..2674737 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/activities/ShowStatusActivity.java @@ -0,0 +1,131 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + + + +package fil.libre.repwifiapp.activities; + + +import fil.libre.repwifiapp.Commons; +import fil.libre.repwifiapp.R; +import fil.libre.repwifiapp.helpers.ConnectionStatus; +import fil.libre.repwifiapp.helpers.Utils; + +import android.os.Bundle; +import android.app.Activity; +import android.view.Menu; +import android.view.View; +import android.widget.Button; +import android.widget.TextView; +import android.widget.Toast; + +public class ShowStatusActivity extends Activity { + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_show_status); + showStatus(); + + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + // Inflate the menu; this adds items to the action bar if it is present. + //getMenuInflater().inflate(R.menu.activity_show_status, menu); + return true; + } + + @Override + public void onRestart(){ + super.onRestart(); + showStatus(); + } + + private void setMessage(String msg){ + TextView view = (TextView)findViewById(R.id.txt_status); + view.setText(msg); + } + + private void showStatus(){ + + ConnectionStatus status = Commons.connectionEngine.getConnectionStatus(); + if (status == null){ + this.finish(); + + }else if (status.isConnected()){ + Utils.logDebug("StatusActivity isConnected,showing buttons"); + setMessage("Connected to " + status.SSID + "\n\n" + "IP Address: " + status.IP + "\n"); + toggleBtnDisconnect(true); + + + }else{ + Utils.logDebug("StatusActivity status Else"); + setMessage("Status:\n" + status.status); + toggleBtnDisconnect(false); + + } + } + + private void toggleBtnDisconnect(boolean enable){ + + Button b = (Button)findViewById(R.id.btn_disconnect); + Button bk = (Button)findViewById(R.id.btn_back); + b.setEnabled(enable); + bk.setEnabled(! enable); + + if (enable){ + b.setVisibility(View.VISIBLE); + bk.setVisibility(View.INVISIBLE); + }else{ + b.setVisibility(View.INVISIBLE); + bk.setVisibility(View.VISIBLE); + } + + } + + public void onBtnDisconnectClick(View v){ + + boolean res = Commons.connectionEngine.disconnect(); + String msg = ""; + if (res){ + msg = "Disconnected."; + } + else{ + msg = "FAILED to disconnect!"; + } + + Toast toast = Toast.makeText(getApplicationContext(), msg, Toast.LENGTH_SHORT); + toast.show(); + + showStatus(); + + } + + public void onBtnMainClick(View v){ + finish(); + } + + @Override + public void onBackPressed() { + moveTaskToBack(true); + } + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/AccessPointInfo.java b/app/src/fil/libre/repwifiapp/helpers/AccessPointInfo.java new file mode 100644 index 0000000..65c8b24 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/AccessPointInfo.java @@ -0,0 +1,196 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import java.io.File; +import java.io.Serializable; +import java.util.ArrayList; +import java.util.List; + +import fil.libre.repwifiapp.Commons; + + +public class AccessPointInfo implements Serializable{ + + private static final long serialVersionUID = 1L; + + private String _ssid; + private String _bssid; + private String _auth; + private String _level; + private String _freq; + private String _password; + private long _lastTimeUsed; + + public AccessPointInfo(String ssid, String bssid, String authType, String level, String freq){ + + this._ssid = ssid; + this._bssid = bssid; + this._auth = authType; + this._level = level; + this._freq = freq; + + } + + public String getSSID(){ + return this._ssid; + } + + public String getBSSID(){ + return this._bssid; + } + + public String getAuthType(){ + return this._auth; + } + + public String getSignlalStrength(){ + return this._level; + } + + public String getFrequency(){ + return this._freq; + } + + public long getLastTimeUsed(){ + return this._lastTimeUsed; + } + + public void setLastTimeUsed(long timeStampInMillis){ + this._lastTimeUsed = timeStampInMillis; + } + + public boolean isOlderThan(int days){ + + if (this._lastTimeUsed == 0){ + return false; + } + + long timeDiff = System.currentTimeMillis() - this._lastTimeUsed; + long spanMillis = Utils.daysToMilliseconds(days); + + if (timeDiff > spanMillis){ + return true; + }else{ + return false; + } + + + } + + public String getPassword(){ + return this._password; + } + + public void setPassword(String password){ + this._password = password; + } + + public boolean needsPassword(){ + + if ( (this._auth == null) || (this._auth.equals("")) ){ + //TODO + //check if default behavior should be with or without password, + //when no auth info is available. + return false; + } + + if (this._auth.contains("WPA2") || this._auth.contains("WPA")){ + return true; + } + else { + return false; + } + + } + + protected static AccessPointInfo parseLine(String line){ + + try{ + + String[] params = line.split("\t"); + if (params.length != 5){ + return null; + } + + String bssid = params[0]; + String freq = params[1]; + String level = params[2]; + String auth = params[3]; + String ssid = params [4]; + + AccessPointInfo info = new AccessPointInfo(ssid, bssid, auth, level, freq); + return info; + + }catch (Exception e){ + Utils.logError("Error while parsing line: " + line, e); + return null; + } + + } + + public static AccessPointInfo[] parseScanResult(String scanResultFile){ + + try { + + File f = new File(scanResultFile); + if (! f.exists()){ + Utils.logError("AccessPointInfo.parseScanResult(): The provided scan result file doesn't exist"); + return null; + } + + String[] lines = Utils.readFileLines(Commons.getScanFile()); + List<AccessPointInfo> nets = new ArrayList<AccessPointInfo>(); + + for(String l : lines){ + if (l.startsWith(Commons.SCAN_FILE_HDR)){ + //strip off the header + continue; + } + + if (l.trim().equals("")){ + //empty line, skip. + continue; + } + + //try to parse line into network info + AccessPointInfo info = AccessPointInfo.parseLine(l); + if (info == null){ + Utils.logError("Failed to parse line into AccessPointInfo: " + l); + continue; + } + + nets.add(info); + + } + + AccessPointInfo[] a = new AccessPointInfo[nets.size()]; + a = nets.toArray(a); + return a; + + } catch (Exception e) { + Utils.logError("Error while parsing scan results in class AccessPointInfo",e); + return null; + } + + } + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/ConnectionStatus.java b/app/src/fil/libre/repwifiapp/helpers/ConnectionStatus.java new file mode 100644 index 0000000..f7cb8d7 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/ConnectionStatus.java @@ -0,0 +1,106 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import java.io.Serializable; + +public class ConnectionStatus implements Serializable{ + + /** + * + */ + private static final long serialVersionUID = 1L; + public static final String STATUS_CONNECTED = "COMPLETED"; + public static final String STATUS_INACTIVE = "INACTIVE"; + public static final String STATUS_DISCONNECTED = "DISCONNECTED"; + public static final String STATUS_UNDEFINED = "UNDEFINED"; + + public String status; + public String SSID; + public String BSSID; + public String IP; + + private static final String F_SEP = "="; + private static final String KeyStatus = "wpa_state"; + private static final String KeySSID = "ssid"; + private static final String KeyBSSID = "bssid"; + private static final String KeyIP = "ip_address"; + + public static ConnectionStatus parseWpaCliOutput(String wpaCliOutput){ + + if (wpaCliOutput == null){ + return null; + } + + if (wpaCliOutput.trim().length() == 0){ + return null; + } + + String[] lines = wpaCliOutput.split("\n"); + + ConnectionStatus s = new ConnectionStatus(); + for(String line : lines){ + + if (line.trim().equals("")){ + continue; + } + + String[] fields = line.split(F_SEP); + if(fields.length < 2){ + continue; + } + + String key = fields[0]; + String val = fields[1]; + + if (key.equals(KeyBSSID)){ + s.BSSID = val; + } + else if (key.equals(KeySSID)){ + s.SSID = val; + } + else if (key.equals(KeyStatus)){ + s.status = val; + } + else if (key.equals(KeyIP)){ + s.IP = val; + } + + } + + return s; + + } + + public boolean isConnected(){ + + if (this.status == null){ + return false; + } + + if (this.status.equals(STATUS_CONNECTED)){ + return true; + }else{ + return false; + } + } + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/Engine.java b/app/src/fil/libre/repwifiapp/helpers/Engine.java new file mode 100644 index 0000000..cdddb0b --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/Engine.java @@ -0,0 +1,397 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import fil.libre.repwifiapp.Commons; + + +public abstract class Engine implements IEngine{ + + protected String getCmdWpaSup(){ + return "wpa_supplicant -B -dd -i" + Commons.INTERFACE_NAME + " -C\"" +Commons.SOCKET_DIR + "\" -P\"" + Commons.PID_FILE + "\""; + } + + protected String getCmdWpaCli() { + return "wpa_cli -p" + Commons.SOCKET_DIR + " -P" + Commons.PID_FILE + " -i" + Commons.INTERFACE_NAME; + } + + protected abstract String getCmdWpaStart(); + + public static final String DNS1 = "193.183.98.154"; + public static final String DNS2 = "87.98.175.85"; + + public boolean deleteFileIfExists(String filePath){ + + if (filePath == null){ + return false; + } + + if (filePath.contains("*")){ + //it's safer to reject bulk rm'ing + return false; + } + + if (filePath.contains(" -r ")){ + //only file rm'ing acceppted + return false; + } + + return executeRootCmd("if [ -e \""+ filePath + "\" ]; then rm \"" + filePath + "\"; fi"); + } + + public boolean chmodFile(String filePath, String mod){ + return executeRootCmd("chmod " + mod + " \"" + filePath + "\""); + } + + @Override + public boolean killPreviousConnections() { + + Utils.logDebug("killing wpa_supplicant..:"); + if (executeRootCmd("killall -SIGINT wpa_supplicant")){ + Utils.logDebug("Killed wpa_supplicant"); + }else{ + Utils.logDebug("Wpa_supplicant NOT killed."); + } + + Utils.logDebug("killing dhcpcd.."); + if (executeRootCmd("killall -SIGINT dhcpcd")){ + Utils.logDebug("Killed dhcpcd"); + }else{ + Utils.logDebug("dhcpcd NOT killed."); + } + + + return true; + + } + + @Override + public boolean clearWorkingDir(){ + + Utils.logDebug("clearWorkingDir():"); + + if (executeRootCmd("rm -r " + Commons.SOCKET_DIR)){ + Utils.logDebug("removed socket dir"); + } + + if (executeRootCmd("rm " + Commons.ENTROPY_FILE)){ + Utils.logDebug("removed entropy file"); + } + + if (executeRootCmd("rm " + Commons.PID_FILE)){ + Utils.logDebug("removed pidfile"); + } + + if (executeRootCmd("rm " + Commons.SOFTAP_FILE)){ + Utils.logDebug("removed softap file"); + } + + if (executeRootCmd("rm " + Commons.WPA_CONF)){ + Utils.logDebug("removed wpa conf file"); + } + + if (executeRootCmd("rm " + Commons.P2P_CONF)){ + Utils.logDebug("removed p2p conf file"); + } + + + return true; + + } + + @Override + public boolean startWpaSupplicant(){ + + Utils.logDebug("startWpaSupplicant():"); + + if (executeRootCmd(getCmdWpaSup())){ + return true; + }else{ + Utils.logDebug("Failed to start wpa"); + return false; + } + + } + + @Override + public AccessPointInfo[] getAvailableNetworks(){ + + Utils.logDebug("getAvailableNetworks():"); + + killPreviousConnections(); + + if (! clearWorkingDir()){ + Utils.logError("Failed clearing dir"); + return null; + } + + if (! startWpaSupplicant()){ + Utils.logError("Failed starting wpa_supplicant"); + return null; + } + + if (! createScanScripts()){ + Utils.logError("Failed creating scripts"); + return null; + } + + if (! scanNetworks()){ + Utils.logError("failed scanning networks"); + return null; + } + + if (!getScanResults()){ + Utils.logError("failed getting scan results"); + return null; + } + + //chmod 666 scan_file to make it readable + if (!chmodFile(Commons.getScanFile(), "666")){ + Utils.logError("failed chmodding scan_file"); + return null; + } + + AccessPointInfo[] a = AccessPointInfo.parseScanResult(Commons.getScanFile()); + if (a == null){ + Utils.logError("Unable to parse scan file into AccessPointInfo array"); + } + + + return a; + + } + + @Override + public abstract boolean connect(AccessPointInfo info); + + @Override + public boolean disconnect(){ + + if (! isWpaSupplicantRunning()){ + return true; + } + + try { + + RootCommand su = new RootCommand(getCmdWpaCli() + " disconnect"); + if (su.execute() == 0){ + String out = su.getOutput(); + if (out != null && out.trim().replace("\n", "").equals("OK")){ + return true; + }else { + return false; + } + } + else{ + return false; + } + + } catch (Exception e) { + Utils.logError("Error while enabling network", e); + return false; + } + } + + /*** + * returns null if unable to determine connection status for any reason. + */ + @Override + public ConnectionStatus getConnectionStatus(){ + + Utils.logDebug("called getConnecitonStatus()"); + if (! isWpaSupplicantRunning()){ + //wpa_supplicant is not running. + //unable to determin status. + Utils.logDebug("wpa not running, cannot get connection status."); + return null; + + } + + try { + + RootCommand su = new RootCommand(getCmdWpaCli() + " status"); + if(su.execute() == 0){ + String out = su.getOutput(); + if (out == null || out.trim().equals("")){ + return null; + } + else { + return ConnectionStatus.parseWpaCliOutput(out); + } + } + else { + return null; + } + + } catch (Exception e) { + Utils.logError("Error while executing wpa_cli status", e); + return null; + } + + } + + public boolean runDhcpcd(){ + + return executeRootCmd("dhcpcd " + Commons.INTERFACE_NAME); + + } + + public boolean interfaceUp(){ + return executeRootCmd("ifconfig " + Commons.INTERFACE_NAME + " up"); + } + + protected boolean executeRootCmd(String cmd){ + + try { + + RootCommand c = new RootCommand(cmd); + if ( c.execute() == 0){ + return true; + }else { + return false; + } + + } catch (Exception e) { + Utils.logError("Error executing \"" + cmd + "\"",e); + return false; + } + } + + protected boolean isWpaSupplicantRunning(){ + + boolean retval = false; + + try { + + RootCommand su = new RootCommand("pidof wpa_supplicant"); + if (su.execute() == 0){ + + if (su.getOutput().trim().equals("")){ + retval = false; + }else{ + retval = true; + } + + }else { + retval = false; + } + + + } catch (Exception e) { + Utils.logError("Exception during isWpaSupplicantRunning()",e); + retval = false; + } + + return retval; + + } + + protected boolean scanNetworks(){ + + return executeRootCmd("bash " + Commons.getScriptScan()); + + } + + protected boolean getScanResults(){ + + return executeRootCmd("bash " + Commons.getScriptScanRes()); + + } + + protected boolean createScanScripts(){ + + try { + + String scan = getCmdWpaCli() + " scan\n" + + "if [ $? -ne 0 ]; then\n" + + "exit 1\n" + + "fi\n" + + "sleep 2s\n"; + + String scanRes = "if [ -e \"" + Commons.getScanFile() + "\" ]; then\n" + + " rm \"" + Commons.getScanFile() + "\"\n" + + "fi\n" + + getCmdWpaCli() + " scan_results > \""+ Commons.getScanFile() + "\"\n" + + "if [ $? -ne 0 ]; then\n" + + " exit 1\n" + + "fi\n" + + "sleep 1s\n"; + + + //Try to create and chmod script scan + /* executeRootCmd("echo > " + Commons.getSCRIPT_SCAN()); + chmodFile(Commons.getSCRIPT_SCAN(), "666");*/ + + + if (! Utils.writeFile(Commons.getScriptScan(),scan,true) ){ + + Exception e = Utils.getLastException(); + if (e != null){ + Utils.logError("Error while writing scan script.",e); + } + + return false; + } + + //Try to create and chmod script scanres + /*executeRootCmd("echo > " + Commons.getSCRIPT_SCANRES()); + chmodFile(Commons.getSCRIPT_SCANRES(), "666");*/ + + if (! Utils.writeFile(Commons.getScriptScanRes(),scanRes,true) ){ + + Exception e = Utils.getLastException(); + if (e != null){ + Utils.logError("Error while writing getScanResults script.",e); + } + + return false; + } + + + return true; + + } catch (Exception e) { + + Utils.logError("Error while creating the scanning script.",e); + return false; + } + + } + + /*protected boolean createDhcpcdScritp(){ + + String scriptDhcp = "dhcpcd "+ Commons.INTERFACE_NAME + "\n" + + "sleep 3s\n"; + + if (! Utils.writeFile(Commons.getScriptDhcpcd(),scriptDhcp,true) ){ + + Exception e = Utils.getLastException(); + if (e != null){ + Utils.logError("Error while writing dhcpcd script.",e); + } + + return false; + } + + return true; + + }*/ +} diff --git a/app/src/fil/libre/repwifiapp/helpers/Engine4p2.java b/app/src/fil/libre/repwifiapp/helpers/Engine4p2.java new file mode 100644 index 0000000..12d8da8 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/Engine4p2.java @@ -0,0 +1,131 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import fil.libre.repwifiapp.Commons; + + +public class Engine4p2 extends Engine{ + + @Override + protected String getCmdWpaStart(){ + return "wpa_supplicant -B -dd -i" + Commons.INTERFACE_NAME + " -C\"" + Commons.SOCKET_DIR + "\" -c\"" + Commons.WPA_CONF + "\" -P\"" + Commons.PID_FILE + "\""; + } + + public boolean loadModules(){ + try { + //TODO + //implement kernel modules loading + return true; + } catch (Exception e) { + Utils.logError("Error while loading kernel modules",e); + return false; + } + } + + @Override + public boolean connect(AccessPointInfo info){ + + killPreviousConnections(); + + if (info == null){ + Utils.logDebug("Engine's connect() received a null AccessPointInfo"); + return false; + } + + if (! createConfigFile(info)){ + return false; + } + + //launch wpa_supplicant specifying our custom configuration and the socket file + if (! executeRootCmd(getCmdWpaStart())){ + Utils.logError("wpa_supplicant connection command failed."); + return false; + } + + //negotiate DHCP lease + if (!runDhcpcd()){ + return false; + } + + //set DNS's + if (! executeRootCmd("setprop net.dns1 " + DNS1)){ + Utils.logError("setting dns1 failed"); + return false; + } + + if (! executeRootCmd("setprop net.dns2 " + DNS2)){ + Utils.logError("setting dns2 failed"); + return false; + } + + //TODO + //implement wpa_cli command to query wpa_supplicant's state + //in order to confirm that connection was successful. + + return true; + + } + + private boolean createConfigFile(AccessPointInfo info){ + + try { + + if (! deleteFileIfExists(Commons.WPA_CONF)){ + Utils.logError("Unable to remove wpa_supplicant.conf before writing it."); + return false; + } + + String configText = "ctrl_interface=DIR=" + Commons.SOCKET_DIR + "\n" + + "update_config=1\n" + + "network={\n"+ + " ssid=\"" + info.getSSID() + "\"\n"; + + if (info.needsPassword()){ + configText += " psk=\""+ info.getPassword() + "\"\n"; + }else { + configText += " key_mgmt=NONE\n"; + } + + configText += "}\n"; + + if ( ! Utils.writeFile(Commons.WPA_CONF, configText, true) ){ + Utils.logError("Unable to write wpa_supplicant.conf file!"); + return false; + } + + //chmod wpa_supplicant.conf, in order to make it accessible + if(chmodFile(Commons.WPA_CONF, "666")){ + return true; + }else { + Utils.logError("Unable to chmod wpa_supplicant.conf"); + return false; + } + + } catch (Exception e) { + Utils.logError("Error while creating wpa_supplicant.conf",e); + return false; + } + + } + + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/Engine6p0.java b/app/src/fil/libre/repwifiapp/helpers/Engine6p0.java new file mode 100644 index 0000000..24096d2 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/Engine6p0.java @@ -0,0 +1,360 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import fil.libre.repwifiapp.Commons; + + +public class Engine6p0 extends Engine{ + + @Override + protected String getCmdWpaStart(){ + return "wpa_supplicant -B -dd -i" + Commons.INTERFACE_NAME + " -C" + Commons.SOCKET_DIR + " -P" + Commons.PID_FILE + " -I" + Commons.OVERLAY_FILE + " -e" + Commons.ENTROPY_FILE; + } + + @Override + public boolean connect(AccessPointInfo info){ + + killPreviousConnections(); + + if (info == null){ + Utils.logDebug("Engine's connect() received a null AccessPointInfo"); + return false; + } + + //clear any previously set network + if (! destroyNetwork()){ + Utils.logDebug("Unable to ndc destroy network"); + return false; + } + + //clear interface's ip + if (! clearAddrs()){ + Utils.logDebug("Unable to ndc clearaddrs"); + return false; + } + + //bring up interface + if(! interfaceUp()){ + Utils.logDebug("Unable to bring up interface."); + return false; + } + + //launch wpa_supplicant specifying our custom configuration and the socket file + if (! executeRootCmd(getCmdWpaStart())){ + Utils.logDebug("Unable to run wpa start"); + return false; + } + + //create new network and get network id + String netID = createNetworkGetId(); + if (netID == null){ + Utils.logDebug("Unable to fetch network id"); + return false; + } + + //set network SSID + if (! setNetworkSSID(info.getSSID(), netID)){ + Utils.logDebug("Failed to set network ssid"); + return false; + } + + //set password (if any) + if(! setNetworkPSK(info, netID)){ + Utils.logDebug("Failed to set network psk"); + return false; + } + + // select the network we just created + if (! selectNetwork(netID)){ + Utils.logDebug("Unable to wpa_cli select network"); + return false; + } + + //enable the newtork + if (! enableNetwork(netID)){ + Utils.logDebug("Unable to wpa_cli enable_newtork"); + return false; + } + + //try to reassociate to Access Point + if (! reassociate()){ + Utils.logDebug("Unable to wpa_cli reassociate"); + return false; + } + + //get DHCP + Utils.logDebug("Attempt to run dhcpcd.."); + if (!runDhcpcd()){ + Utils.logDebug("Failed to run dhcpcd"); + return false; + } + + //try to fetch gateway + String gw = getGateway(); + if (gw == null || gw.trim().length() < 7){ + //failed to get gateway + Utils.logDebug("Failed to get gateway"); + return false; + } + + if (! executeRootCmd("ndc network create 1")){ + Utils.logDebug("Failed to wpa_cli network create 1 "); + return false; + } + + if (! executeRootCmd("ndc network interface add 1 " + Commons.INTERFACE_NAME)){ + Utils.logDebug("Failed to add interface."); + return false; + } + + // set route to gateway for all traffic + if (! executeRootCmd("ndc network route add 1 " + Commons.INTERFACE_NAME + " 0.0.0.0/0 " + gw)){ + Utils.logDebug("Failed to add route to gateway"); + return false; + } + + //set DNS + if (! executeRootCmd("ndc resolver setnetdns 1 " + " " + DNS1 + " " + DNS2)){ + Utils.logDebug("Failed to set DNS"); + return false; + } + + //use network + if (! executeRootCmd("ndc network default set 1")){ + Utils.logDebug("Failed to set network as default"); + return false; + } + + //TODO + //implement wpa_cli query for status + //in order to be sure that connection is extablished + + return true; + + + + } + + private String createNetworkGetId(){ + + try { + + RootCommand su = new RootCommand(getCmdWpaCli() + " add_network"); + if(su.execute() == 0){ + String out = su.getOutput(); + if (out == null || out.trim().equals("")){ + return null; + } + else { + return out.replace("\n", ""); + } + } + else { + return null; + } + + } catch (Exception e) { + Utils.logError("Error while creating network", e); + return null; + } + + } + + private boolean destroyNetwork(){ + return executeRootCmd("ndc network destroy 1"); + } + + private boolean setNetworkSSID(String ssid, String networkID){ + + try { + + RootCommand su = new RootCommand(getCmdWpaCli() + " set_network " + networkID + " ssid '\"" + ssid + "\"'" ); + if (su.execute() == 0){ + String out = su.getOutput(); + if (out != null && out.trim().replace("\n", "").equals("OK")){ + return true; + }else { + return false; + } + } + else{ + return false; + } + + } catch (Exception e) { + Utils.logError("Error while setting network SSID", e); + return false; + } + + } + + private boolean setNetworkPSK(AccessPointInfo info, String networkID){ + + try { + + String cmdSetPass = null; + if (info.needsPassword()){ + cmdSetPass = getCmdWpaCli() + " set_network " + networkID + " psk '\"" + info.getPassword() + "\"'"; + } + else{ + cmdSetPass = getCmdWpaCli() + " set_network " + networkID + " key_mgmt NONE"; + } + + RootCommand su = new RootCommand(cmdSetPass); + if (su.execute() == 0){ + String out = su.getOutput(); + if (out != null && out.trim().replace("\n", "").equals("OK")){ + return true; + }else { + return false; + } + } + else{ + return false; + } + + } catch (Exception e) { + Utils.logError("Error while setting network PSK", e); + return false; + } + + + } + + private boolean selectNetwork(String networkID){ + + try { + + RootCommand su = new RootCommand(getCmdWpaCli() + " select_network " + networkID); + if (su.execute() == 0){ + String out = su.getOutput(); + if (out != null && out.trim().replace("\n", "").equals("OK")){ + return true; + }else { + return false; + } + } + else{ + return false; + } + + } catch (Exception e) { + Utils.logError("Error while selecting network", e); + return false; + } + + } + + private boolean enableNetwork(String networkID){ + + try { + + RootCommand su = new RootCommand(getCmdWpaCli() + " enable_network " + networkID); + if (su.execute() == 0){ + String out = su.getOutput(); + if (out != null && out.trim().replace("\n", "").equals("OK")){ + return true; + }else { + return false; + } + } + else{ + return false; + } + + } catch (Exception e) { + Utils.logError("Error while enabling network", e); + return false; + } + + } + + private boolean reassociate(){ + + try { + + RootCommand su = new RootCommand(getCmdWpaCli() + " reassociate"); + if (su.execute() == 0){ + String out = su.getOutput(); + if (out != null && out.trim().replace("\n", "").equals("OK")){ + return true; + }else { + return false; + } + } + else{ + return false; + } + + } catch (Exception e) { + Utils.logError("Error while reassociating network", e); + return false; + } + + } + + private String getGateway(){ + + try { + + RootCommand su = new RootCommand("ip route show dev " + Commons.INTERFACE_NAME); + if (su.execute() != 0){ + Utils.logDebug("command failed show route"); + return null; + } + + //read command output + String out = su.getOutput(); + if (out == null){ + return null; + } + + String[] lines = out.split("\n"); + + for (String l : lines){ + + if (l.contains("default via")){ + + String[] f = l.split(" "); + if (f.length > 2){ + + //found route's address: + return f[2]; + + } + } + } + + return null; + + } catch (Exception e) { + Utils.logError("Error while trying to fetch route",e); + return null; + } + + } + + private boolean clearAddrs(){ + return executeRootCmd("ndc interface clearaddrs " + Commons.INTERFACE_NAME); + } + +}
\ No newline at end of file diff --git a/app/src/fil/libre/repwifiapp/helpers/IEngine.java b/app/src/fil/libre/repwifiapp/helpers/IEngine.java new file mode 100644 index 0000000..67ffb86 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/IEngine.java @@ -0,0 +1,41 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + + +public interface IEngine { + + public boolean startWpaSupplicant(); + + public boolean killPreviousConnections(); + + public boolean clearWorkingDir(); + + public AccessPointInfo[] getAvailableNetworks(); + + public boolean connect(AccessPointInfo info); + + public boolean disconnect(); + + public ConnectionStatus getConnectionStatus(); + + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/NetworkButton.java b/app/src/fil/libre/repwifiapp/helpers/NetworkButton.java new file mode 100644 index 0000000..9a7c523 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/NetworkButton.java @@ -0,0 +1,41 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import android.content.Context; +import android.widget.Button; + +public class NetworkButton extends Button{ + + private String _bssid = ""; + + public NetworkButton(Context context, String networkBSSID){ + super(context); + this._bssid = networkBSSID; + } + + public String getNetworkBSSID(){ + return this._bssid; + } + + + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/NetworkManager.java b/app/src/fil/libre/repwifiapp/helpers/NetworkManager.java new file mode 100644 index 0000000..bc59862 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/NetworkManager.java @@ -0,0 +1,288 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import java.io.File; +import java.util.ArrayList; + +public class NetworkManager { + + private static final String F_SEP = "\t"; + private static final int NET_MAX_AGE = 365; //Expressed in days + + private String _knownNetworksFile = null; + + public NetworkManager(String networksFilePath){ + this._knownNetworksFile = networksFilePath; + } + + private AccessPointInfo searchInFile(AccessPointInfo i){ + + if (i == null){ + return null; + } + + String bssid = i.getBSSID(); + String ssid = i.getSSID(); + + if (bssid == null || ssid == null || bssid.trim().equals("") || ssid.trim().equals("")){ + return null; + } + + AccessPointInfo ret = null; + AccessPointInfo[] list = getKnownNetworks(); + + if (list == null){ + return null; + } + + for(AccessPointInfo toTest : list){ + + // try to match both bssid and ssid. + // if bssid doesn't match, but ssid does, + // then the network is a candidate. + // if no bssid equality is found, + // then return the best match (only ssid), if any + if (toTest.getSSID().equals(ssid)){ + + if (toTest.getBSSID().equals(bssid)){ + i.setPassword(toTest.getPassword()); + return i; + + }else{ + i.setPassword(toTest.getPassword()); + ret = i; + } + + } + + } + + return ret; + + } + + private boolean saveOrRemove(AccessPointInfo info, boolean save){ + + String iText = InfoToString(info); + if (iText == null){ + return false; + } + + AccessPointInfo[] existingNets = getKnownNetworks(); + + ArrayList<AccessPointInfo> newlist = new ArrayList<AccessPointInfo>(); + + if (existingNets == null || existingNets.length == 0){ + //no existing storage yet, create it + + if (save){ + //set timestamp + info.setLastTimeUsed(System.currentTimeMillis()); + newlist.add(info); + AccessPointInfo[] newContents = new AccessPointInfo[newlist.size()]; + newContents = newlist.toArray(newContents); + + return saveList(newContents); + + }else{ + //nothing to do, return + return true; + } + + } + + for(AccessPointInfo old : existingNets){ + + if (old == null){ + continue; + } + + if (old.getBSSID().equals(info.getBSSID()) && old.getSSID().equals(info.getSSID())){ + + //found previous entry for this network, + //if the call is for saving, overwrite the entry with the new one, + //else omit the line, to remove network from the saved list. + if (save){ + info.setLastTimeUsed(System.currentTimeMillis()); + newlist.add(info); + } + + }else{ + //other network, keep it in the file + // only if it's not older than the max age for a network + if (! info.isOlderThan(NET_MAX_AGE)){ + newlist.add(old); + } + } + + } + + AccessPointInfo[] newContents = new AccessPointInfo[newlist.size()]; + newContents = newlist.toArray(newContents); + + return saveList(newContents); + + } + + private AccessPointInfo getFromString(String savedString){ + + if (savedString == null || savedString.trim().equals("")) { + return null; + } + + String[] fields = savedString.split(F_SEP); + + if (fields.length != 4 ){ + return null; + } + + String bssid = fields[0]; + String ssid = fields[1]; + String pass = fields[2]; + String lastUsed = fields[3]; + + long lastusedmillis = 0; + try { + lastusedmillis = Long.parseLong(lastUsed); + } catch (NumberFormatException e) { + //invalid format + Utils.logError("Invalid time format in network manager \""+lastUsed +"\". Network BSSID: " + bssid, e); + } + + if (bssid.trim().equals("") || ssid.trim().equals("") || pass.trim().equals("")){ + return null; + } + + AccessPointInfo i = new AccessPointInfo(ssid, bssid, null, null, null); + i.setPassword(pass); + i.setLastTimeUsed(lastusedmillis); + + return i; + + } + + private String InfoToString(AccessPointInfo info){ + + if (info == null){ + return null; + } + + String bssid = info.getBSSID(); + String ssid = info.getSSID(); + String pass = info.getPassword(); + String tsLastUsed = "" + info.getLastTimeUsed(); + + if (bssid == null || bssid.trim().equals("")){ + return null; + } + + if (ssid == null || ssid.trim().equals("")){ + return null; + } + + if (pass == null || pass.trim().equals("")){ + return null; + } + + String iText = info.getBSSID() + F_SEP + info.getSSID() + F_SEP + info.getPassword() + F_SEP + tsLastUsed; + return iText; + + } + + private boolean saveList(AccessPointInfo[] list){ + + if (list == null){ + return false; + } + + String[] lines = new String[list.length]; + + for (int i = 0; i<list.length; i++){ + + String storeString = InfoToString(list[i]); + if (storeString == null){ + return false; + } + lines[i] = storeString; + + } + + return Utils.writeFileLines(this._knownNetworksFile,lines, true); + + } + + public AccessPointInfo[] getKnownNetworks(){ + + ArrayList<AccessPointInfo> list = new ArrayList<AccessPointInfo>(); + + File f = new File(this._knownNetworksFile); + if (! f.exists()){ + return null; + } + + String[] lines = Utils.readFileLines(_knownNetworksFile); + if (lines.length == 0){ + return null; + } + + for(String l : lines){ + + AccessPointInfo info = getFromString(l); + if (info != null){ + list.add(info); + } + + } + + AccessPointInfo[] ret = new AccessPointInfo[list.size()]; + ret = list.toArray(ret); + + return ret; + + } + + public boolean isKnown(AccessPointInfo info){ + + AccessPointInfo i = searchInFile(info); + if (i == null){ + return false; + }else { + return true; + } + + } + + public boolean save(AccessPointInfo info){ + return saveOrRemove(info, true); + } + + public boolean remove(AccessPointInfo info){ + return saveOrRemove(info, false); + } + + public AccessPointInfo getSavedNetwork(AccessPointInfo i){ + return searchInFile(i); + } + + + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/RootCommand.java b/app/src/fil/libre/repwifiapp/helpers/RootCommand.java new file mode 100644 index 0000000..3da4ae0 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/RootCommand.java @@ -0,0 +1,109 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; +import java.io.BufferedReader; +import java.io.DataOutputStream; +import java.io.InputStream; +import java.io.InputStreamReader; + +import fil.libre.repwifiapp.Commons; + +public class RootCommand { + + private String _cmdOut = ""; + private String _cmdTxt = ""; + + public RootCommand(String commandText){ + this._cmdTxt = commandText; + } + + public int execute() throws Exception{ + return execute(0); + } + + public int execute(int sleepSecsAfterCmd) throws Exception{ + + Process su = Runtime.getRuntime().exec("su"); + + DataOutputStream stdin = new DataOutputStream(su.getOutputStream()); + InputStream os = su.getInputStream(); + BufferedReader stdOut = new BufferedReader(new InputStreamReader(os)); + InputStream es = su.getErrorStream(); + BufferedReader stdError = new BufferedReader(new InputStreamReader(es)); + + if ( this._cmdTxt != null ){ + + Utils.logDebug("EXEC: " + this._cmdTxt); + + this._cmdTxt += " > " + Commons.getTempOutFile(); + + stdin.writeBytes(this._cmdTxt + "\n"); + stdin.flush(); + } + + /* if (sleepSecsAfterCmd > 0){ + Thread.sleep(sleepSecsAfterCmd * 1000); + }*/ + + StringBuilder sb = new StringBuilder(); + String s = null; + + while ( (es.available() > 0) && (s = stdError.readLine()) != null) { + sb.append(s + "\n"); + } + + while ( (os.available() > 0) && (s = stdOut.readLine()) != null) { + sb.append(s + "\n"); + } + + this._cmdOut = sb.toString(); + + stdin.writeBytes("exit\n"); + stdin.flush(); + + int res = su.waitFor(); + + Utils.logDebug("OUT: " + getOutput()); + + return res; + + } + + public String getOutput(){ + + String[] lastOut = Utils.readFileLines(Commons.getTempOutFile()); + if (lastOut == null){ + return this._cmdOut; + } + + String fout = ""; + + for (String s : lastOut){ + fout += s + "\n"; + } + + return fout; + + } + + + +} diff --git a/app/src/fil/libre/repwifiapp/helpers/Utils.java b/app/src/fil/libre/repwifiapp/helpers/Utils.java new file mode 100644 index 0000000..2e5fa27 --- /dev/null +++ b/app/src/fil/libre/repwifiapp/helpers/Utils.java @@ -0,0 +1,205 @@ +// +// Copyright 2017 Filippo "Fil" Bergamo <fil.bergamo@riseup.net> +// +// This file is part of RepWifiApp. +// +// RepWifiApp is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// RepWifiApp is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with RepWifiApp. If not, see <http://www.gnu.org/licenses/>. +// +// ******************************************************************** + +package fil.libre.repwifiapp.helpers; + +import java.io.BufferedReader; +import java.io.File; +import java.io.FileReader; +import java.io.FileWriter; +import java.io.IOException; +import java.util.ArrayList; +import java.util.List; + +import android.util.Log; + +public class Utils { + + private static final long MILLIS_IN_DAY = 86400000; + + public static final int logLevel = 1; + + public static final String APP_NAME = "RepWifi"; + + private static Exception _lastException = null; + + public static Exception getLastException(){ + return _lastException; + } + + public static void logError(String msg, Exception e){ + Log.e(APP_NAME,msg,e); + } + + public static void logError(String msg){ + Log.e(APP_NAME,msg); + } + + public static void logDebug(String msg){ + logDebug(msg,0); + } + + public static void logDebug(String msg, int level){ + + if (level < logLevel){ + return; + } + + Log.d(APP_NAME,msg); + } + + public static boolean writeFile(String filePath, String text, boolean overwrite){ + + + FileWriter writer = null; + boolean retval = false; + try { + + writer = new FileWriter(filePath, (! overwrite)); + writer.write(text); + + retval = true; + + } catch (Exception e) { + _lastException = e; + retval = false; + } + finally{ + + if (writer != null){ + try { + writer.close(); + } catch (IOException e) { + //suppress + } + } + + } + + return retval; + + } + + public static boolean writeFileLines(String filePath, String[] lines, boolean overwrite){ + + if (lines == null){ + return false; + } + + FileWriter writer = null; + boolean retval = false; + try { + + writer = new FileWriter(filePath, (! overwrite)); + + if (lines.length == 0){ + writer.write(""); + } + + for(String l : lines){ + writer.write(l + "\n"); + } + + retval = true; + + } catch (Exception e) { + _lastException = e; + retval = false; + } + finally{ + + if (writer != null){ + try { + writer.close(); + } catch (IOException e) { + //suppress + } + } + + } + + return retval; + + } + + public static String[] readFileLines(String filePath){ + + if (filePath == null){ + return null; + } + + File f = new File(filePath); + if (! f.exists()){ + logError("File doesn't exist: " + filePath); + return null; + } + + FileReader fr = null; + BufferedReader bufr = null; + + List<String> lines = new ArrayList<String>(); + String[] ret = null; + + try { + + fr = new FileReader(filePath); + bufr = new BufferedReader(fr); + String line =""; + while((line = bufr.readLine()) != null){ + lines.add(line); + } + + String[] ar = new String[lines.size()]; + ret = lines.toArray(ar); + + } catch (Exception e) { + logError("Error while reading file " + filePath,e); + ret = null; + } + finally{ + try { + if (bufr != null){ + bufr.close(); + } + } catch (IOException ex) { + //suppress + } + try { + if (fr != null){ + fr.close(); + } + }catch(IOException exc){ + //suppress + } + } + + return ret; + + } + + public static long daysToMilliseconds(int days){ + return (days * MILLIS_IN_DAY); + } + + public static long millisecondsToDays(long milliseconds){ + return (milliseconds / MILLIS_IN_DAY); + } + +} |