]> cvs.zerfleddert.de Git - ms2-fixes/blobdiff - MS2Debounce/src/de/rmdir/ms2debounce/DebounceModuleHelper.java
project update and jellybean fix (missing permission)
[ms2-fixes] / MS2Debounce / src / de / rmdir / ms2debounce / DebounceModuleHelper.java
index e4ad296e2e47c5b2cad17967de860a2906061073..6234eae8e604cc138395db916c68c82452dac4b1 100644 (file)
@@ -3,47 +3,332 @@ package de.rmdir.ms2debounce;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.DataOutputStream;
 
 import android.content.Context;
+import android.content.SharedPreferences;
 
 public class DebounceModuleHelper
 {
        private Context ctx;
+       public static final String PREFS_NAME = "DebounceCfg";
+       final int SUPERUSER_REQUEST = 4223;
 
        public DebounceModuleHelper(Context context) {
                ctx = context;
        }
 
+       public void setAllValues() {
+               setDelay(getSavedDelay());
+               setSettle(getSavedSettle());
+               setPoll(getSavedPoll());
+               setHwDebounce(getSavedHwDebounce());
+               setHwDebounceTime(getSavedHwDebounceTime());
+               //setDriveInactive(getSavedDriveInactive());
+               setActiveHigh(getSavedActiveHigh());
+       }
+
        public void loadModule() {
-               loadModule(10);
+               _loadModule();
+               setAllValues();
+       }
+
+       protected void runAsRoot(String command) throws java.io.IOException,java.lang.InterruptedException {
+               Process rootcmd = Runtime.getRuntime().exec(new String[]{"su","-c","sh"});
+               DataOutputStream sh = new DataOutputStream(rootcmd.getOutputStream());
+               sh.writeBytes(command + "\n");
+               sh.writeBytes("exit\n");
+               sh.flush();
+               sh.close();
+
+               rootcmd.waitFor();
        }
 
-       public void loadModule(int delay) {
+       public synchronized void _loadModule() {
                File debounce_ko = new File(ctx.getFilesDir() + "/debounce.ko");
 
                extractModule();
 
-               // FIXME: Read settings from database...
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+               if (is_safe_to_load()) {
+                       editor.putBoolean("safe_to_load", false);
+                       editor.commit();
+               }
+
+               try {
+                       runAsRoot("/system/bin/insmod " + debounce_ko);
+               } catch (Exception e) {
+                       return;
+               }
+
+               if (!isLoaded()) {
+                       return;
+               }
+
+               if (getDelay() < 0) {
+                       return;
+               }
+
+               /* Module was obviously loaded, so it is safe to load on boot */
+               editor.putBoolean("safe_to_load", true);
+               editor.commit();
+       }
+
+       public synchronized void unloadModule() {
+               try {
+                       runAsRoot("/system/bin/rmmod debounce");
+               } catch (Exception e) {}
+       }
+
+       public synchronized boolean isLoaded() {
+               boolean loaded = false;
+               try {
+                       String read;
+
+                       FileReader modules = new FileReader("/proc/modules");
+                       BufferedReader modules_buf = new BufferedReader(modules);
+
+                       while((read = modules_buf.readLine()) != null) {
+                               if (read.regionMatches(0, "debounce", 0, 8)) {
+                                       loaded = true;
+                               }
+                       }
+
+               } catch (Exception e) {
+                       loaded = false;
+               }
+
+               return loaded;
+       }
+
+       private synchronized int getValue(String parameter) {
+               int value = -1;
 
                try {
-                       Process insmod = Runtime.getRuntime().exec(new String[]{"su","-c","/system/bin/insmod " + debounce_ko + " debounce_delay=" + delay});
-                       insmod.waitFor();
+                       String read;
+
+                       FileReader fr = new FileReader("/sys/devices/debounce/" + parameter);
+                       BufferedReader fbuf = new BufferedReader(fr);
+
+                       read = fbuf.readLine();
+                       if (read != null) {
+                               value = Integer.parseInt(read.trim());
+                       }
+
+                       fbuf.close();
                } catch (Exception e) {}
+
+               return value;
        }
 
-       public void unloadModule() {
+       private synchronized void setValue(String parameter, int value) {
+               if (!isLoaded()) {
+                       return;
+               }
+
                try {
-                       Process rmmod = Runtime.getRuntime().exec(new String[]{"su","-c","/system/bin/rmmod debounce"});
-                       rmmod.waitFor();
+                       FileWriter fw = new FileWriter("/sys/devices/debounce/" + parameter);
+                       BufferedWriter fbuf = new BufferedWriter(fw);
+
+                       fbuf.write((new Integer(value)).toString());
+
+                       fbuf.close();
                } catch (Exception e) {}
        }
 
-       public boolean isLoaded() {
+       public synchronized int getDelay() {
+               return getValue("debounce_delay");
+       }
+
+       public synchronized void setDelay(int debounce_delay) {
+               setValue("debounce_delay", debounce_delay);
+       }
+
+       public synchronized int getSettle() {
+               return getValue("settle_time");
+       }
+
+       public synchronized void setSettle(int settle_time) {
+               setValue("settle_time", settle_time);
+       }
+
+       public synchronized int getPoll() {
+               return getValue("poll_time");
+       }
+
+       public synchronized void setPoll(int poll_time) {
+               setValue("poll_time", poll_time);
+       }
+
+       public synchronized boolean getHwDebounce() {
+               if (getValue("hw_debounce") == 1)
+                       return true;
+
+               return false;
+       }
+
+       public synchronized void setHwDebounce(boolean enable) {
+               if (enable)
+                       setValue("hw_debounce", 1);
+               else
+                       setValue("hw_debounce", 0);
+       }
+
+       public synchronized int getHwDebounceTime() {
+               return getValue("hw_debounce_time");
+       }
+
+       public synchronized void setHwDebounceTime(int time) {
+               setValue("hw_debounce_time", time);
+       }
+
+       public synchronized boolean getDriveInactive() {
+               if (getValue("drive_inactive_flag") == 1)
+                       return true;
+
                return false;
        }
 
-       public int getDelay() {
-               return 10;
+       public synchronized void setDriveInactive(boolean enable) {
+               if (enable)
+                       setValue("drive_inactive_flag", 1);
+               else
+                       setValue("drive_inactive_flag", 0);
+       }
+
+       public synchronized boolean getActiveHigh() {
+               if (getValue("active_high_flag") == 1)
+                       return true;
+
+               return false;
+       }
+
+       public synchronized void setActiveHigh(boolean enable) {
+               if (enable)
+                       setValue("active_high_flag", 1);
+               else
+                       setValue("active_high_flag", 0);
+       }
+
+       public synchronized int getSavedDelay() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+
+               return settings.getInt("debounce_delay", 15);
+       }
+
+       public synchronized void setSavedDelay(int delay) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putInt("debounce_delay", delay);
+               editor.commit();
+       }
+
+       public synchronized int getSavedSettle() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+
+               return settings.getInt("settle_time", 40);
+       }
+
+       public synchronized void setSavedSettle(int settle) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putInt("settle_time", settle);
+               editor.commit();
+       }
+
+       public synchronized int getSavedPoll() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+
+               return settings.getInt("poll_time", 20);
+       }
+
+       public synchronized void setSavedPoll(int poll) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putInt("poll_time", poll);
+               editor.commit();
+       }
+
+       public synchronized boolean getSavedHwDebounce() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+
+               return settings.getBoolean("hw_debounce", false);
+       }
+
+       public synchronized void setSavedHwDebounce(boolean enable) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putBoolean("hw_debounce", enable);
+               editor.commit();
+       }
+
+       public synchronized int getSavedHwDebounceTime() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+
+               return settings.getInt("hw_debounce_time", 1);
+       }
+
+       public synchronized void setSavedHwDebounceTime(int time) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putInt("hw_debounce_time", time);
+               editor.commit();
+       }
+
+       public synchronized boolean getSavedDriveInactive() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+
+               return settings.getBoolean("drive_inactive", false);
+       }
+
+       public synchronized void setSavedDriveInactive(boolean enable) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putBoolean("drive_inactive", enable);
+               editor.commit();
+       }
+
+       public synchronized boolean getSavedActiveHigh() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+
+               return settings.getBoolean("active_high", false);
+       }
+
+       public synchronized void setSavedActiveHigh(boolean enable) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putBoolean("active_high", enable);
+               editor.commit();
+       }
+
+       public synchronized boolean is_safe_to_load() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               return settings.getBoolean("safe_to_load", false);
+       }
+
+       public synchronized boolean get_on_boot() {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               return settings.getBoolean("on_boot", false);
+       }
+
+       public synchronized void set_on_boot(boolean on_boot) {
+               SharedPreferences settings = ctx.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+               SharedPreferences.Editor editor = settings.edit();
+
+               editor.putBoolean("on_boot", on_boot);
+               editor.commit();
        }
 
        private synchronized void extractModule() {
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