diff options
4 files changed, 221 insertions, 0 deletions
diff --git a/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeOnLanClient.java b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeOnLanClient.java new file mode 100644 index 0000000..737195a --- /dev/null +++ b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeOnLanClient.java @@ -0,0 +1,140 @@ +/* + MythDroid: Android MythTV Remote + Copyright (C) 2009-2010 foobum@gmail.com + + This program 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. + + This program 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 this program. If not, see <http://www.gnu.org/licenses/>. + */ + +package de.bjusystems.vdrmanager.utils.wakeup; + +import java.io.BufferedReader; +import java.io.FileReader; +import java.io.IOException; +import java.net.DatagramPacket; +import java.net.DatagramSocket; +import java.net.InetAddress; + +import de.bjusystems.vdrmanager.data.Preferences; + +import android.text.TextUtils; +import android.util.Log; + +/** Send WakeOnLan packets */ +public class WakeOnLanClient { + + static private byte[] addr; + static private byte[] buf = new byte[17 * 6]; + + /** + * Send a wake on lan packet + * + * @param hwaddr + * String containing the MAC address of the target + */ + public static void wake(String hwaddr) throws Exception { + addr = parseAddr(hwaddr); + for (int i = 0; i < 6; i++) + buf[i] = (byte) 0xff; + for (int i = 6; i < buf.length; i += 6) + System.arraycopy(addr, 0, buf, i, 6); + // if (.debug) + Log.d("WakeOnLAN", //$NON-NLS-1$ + "Sending WOL packets to 255.255.255.255 " + //$NON-NLS-1$ + "ports 7, 9 for MAC address " + hwaddr //$NON-NLS-1$ + ); + + String broadcast = Preferences.get().getWolCustomBroadcast(); + if (TextUtils.isEmpty(broadcast) == true) { + broadcast = "255.255.255.255";//$NON-NLS-1$ + } + + InetAddress address = InetAddress.getByName(broadcast); + DatagramPacket dgram = new DatagramPacket(buf, buf.length, address, 9); + DatagramSocket sock = new DatagramSocket(); + sock.setBroadcast(true); + sock.send(dgram); + dgram.setPort(7); + sock.send(dgram); + sock.close(); + } + + /** + * Try to extract a hardware MAC address from a given IP address using the + * ARP cache (/proc/net/arp).<br> + * <br> + * We assume that the file has this structure:<br> + * <br> + * IP address HW type Flags HW address Mask Device 192.168.18.11 0x1 0x2 + * 00:04:20:06:55:1a * eth0 192.168.18.36 0x1 0x2 00:22:43:ab:2a:5b * eth0 + * + * @param ip + * @return the MAC from the ARP cache + */ + public static String getMacFromArpCache(String ip) { + if (ip == null) + return null; + BufferedReader br = null; + try { + br = new BufferedReader(new FileReader("/proc/net/arp")); + String line; + while ((line = br.readLine()) != null) { + String[] splitted = line.split(" +"); + if (splitted != null && splitted.length >= 4 + && ip.equals(splitted[0])) { + // Basic sanity check + String mac = splitted[3]; + if (mac.matches("..:..:..:..:..:..")) { + return mac; + } else { + return null; + } + } + } + } catch (Exception e) { + e.printStackTrace(); + } finally { + try { + br.close(); + } catch (IOException e) { + e.printStackTrace(); + } + } + return null; + } + + /** + * + * Parse a MAC Addresse + * + * @param addr + * @return + * @throws IllegalArgumentException + */ + public static byte[] parseAddr(String addr) throws IllegalArgumentException { + byte[] bytes = new byte[6]; + String[] hex = addr.split(":"); //$NON-NLS-1$ + if (hex.length != 6) + throw new IllegalArgumentException("Invalid MAC address"); //$NON-NLS-1$ + try { + for (int i = 0; i < 6; i++) + bytes[i] = (byte) Integer.parseInt(hex[i], 16); + } catch (NumberFormatException e) { + throw new IllegalArgumentException( + "Invalid hex digit in MAC address" //$NON-NLS-1$ + ); + } + return bytes; + } + +} diff --git a/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeupProgressType.java b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeupProgressType.java new file mode 100644 index 0000000..28dcf38 --- /dev/null +++ b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeupProgressType.java @@ -0,0 +1,8 @@ +package de.bjusystems.vdrmanager.utils.wakeup; + +public enum WakeupProgressType { + WAKEUP_STARTED, + WAKEUP_OK, + WAKEUP_ERROR, + WAKEUP_FINISHED +} diff --git a/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeupUrlClient.java b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeupUrlClient.java new file mode 100644 index 0000000..be8a0ef --- /dev/null +++ b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/WakeupUrlClient.java @@ -0,0 +1,53 @@ +package de.bjusystems.vdrmanager.utils.wakeup; + +import de.bjusystems.vdrmanager.data.WakeupState; +import de.bjusystems.vdrmanager.utils.svdrp.SvdrpClient; +import de.bjusystems.vdrmanager.utils.svdrp.SvdrpException; + +/** + * Class for retrieving informations about the running program + * @author bju + * + */ +public class WakeupUrlClient extends SvdrpClient<WakeupState> { + + private WakeupState state; + + /** + * Constructor + */ + public WakeupUrlClient() { + super(); + } + + /** + * Starts the wakeup request + */ + @Override + public void run() throws SvdrpException { + runCommand("wake"); + } + + @Override + public WakeupState parseAnswer(final String line) { + + if (line.startsWith("200")) { + state = WakeupState.OK; + } else if (line.startsWith("400")) { + state = WakeupState.FAILED; + } else { + state = WakeupState.ERROR; + } + return state; + } + + @Override + public int getProgressTextId() { + return 0; + } + + public WakeupState getState() { + return state; + } + +}
\ No newline at end of file diff --git a/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/Wakeuper.java b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/Wakeuper.java new file mode 100644 index 0000000..5b149e4 --- /dev/null +++ b/vdrmanager/src/de/bjusystems/vdrmanager/utils/wakeup/Wakeuper.java @@ -0,0 +1,20 @@ +package de.bjusystems.vdrmanager.utils.wakeup; + +import android.content.Context; + +/** + * @author lado + * Interface to implement several wakeup methods + */ +public interface Wakeuper { + + /** + * + * + * + * @param context + * @throws Exception if the wakeup process is not ended ok. Please note, on a.e. WOL, there can + * not be no guarantee, that the host has been woken up. + */ + void wakeup(Context context) throws Exception; +} |