Merge "MTP: Return error if user tries to copy a file >= 4GB to a FAT32 file system"
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index 65babc2..23b53ae 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -3833,6 +3833,11 @@
         /** {@hide} */
         public static final String NETSTATS_TAG_MAX_HISTORY = "netstats_tag_max_history";
 
+        /** Preferred NTP server. {@hide} */
+        public static final String NTP_SERVER = "ntp_server";
+        /** Timeout in milliseconds to wait for NTP server. {@hide} */
+        public static final String NTP_TIMEOUT = "ntp_timeout";
+
         /**
          * @hide
          */
diff --git a/core/java/android/util/NtpTrustedTime.java b/core/java/android/util/NtpTrustedTime.java
index 5b19ecd..2179ff3 100644
--- a/core/java/android/util/NtpTrustedTime.java
+++ b/core/java/android/util/NtpTrustedTime.java
@@ -16,41 +16,71 @@
 
 package android.util;
 
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.res.Resources;
 import android.net.SntpClient;
 import android.os.SystemClock;
+import android.provider.Settings;
 
 /**
- * {@link TrustedTime} that connects with a remote NTP server as its remote
- * trusted time source.
+ * {@link TrustedTime} that connects with a remote NTP server as its trusted
+ * time source.
  *
  * @hide
  */
 public class NtpTrustedTime implements TrustedTime {
-    private String mNtpServer;
-    private long mNtpTimeout;
+    private static final String TAG = "NtpTrustedTime";
+    private static final boolean LOGD = false;
+
+    private static NtpTrustedTime sSingleton;
+
+    private final String mServer;
+    private final long mTimeout;
 
     private boolean mHasCache;
     private long mCachedNtpTime;
     private long mCachedNtpElapsedRealtime;
     private long mCachedNtpCertainty;
 
-    public NtpTrustedTime() {
+    private NtpTrustedTime(String server, long timeout) {
+        if (LOGD) Log.d(TAG, "creating NtpTrustedTime using " + server);
+        mServer = server;
+        mTimeout = timeout;
     }
 
-    public void setNtpServer(String server, long timeout) {
-        mNtpServer = server;
-        mNtpTimeout = timeout;
+    public static synchronized NtpTrustedTime getInstance(Context context) {
+        if (sSingleton == null) {
+            final Resources res = context.getResources();
+            final ContentResolver resolver = context.getContentResolver();
+
+            final String defaultServer = res.getString(
+                    com.android.internal.R.string.config_ntpServer);
+            final long defaultTimeout = res.getInteger(
+                    com.android.internal.R.integer.config_ntpTimeout);
+
+            final String secureServer = Settings.Secure.getString(
+                    resolver, Settings.Secure.NTP_SERVER);
+            final long timeout = Settings.Secure.getLong(
+                    resolver, Settings.Secure.NTP_TIMEOUT, defaultTimeout);
+
+            final String server = secureServer != null ? secureServer : defaultServer;
+            sSingleton = new NtpTrustedTime(server, timeout);
+        }
+
+        return sSingleton;
     }
 
     /** {@inheritDoc} */
     public boolean forceRefresh() {
-        if (mNtpServer == null) {
+        if (mServer == null) {
             // missing server, so no trusted time available
             return false;
         }
 
+        if (LOGD) Log.d(TAG, "forceRefresh() from cache miss");
         final SntpClient client = new SntpClient();
-        if (client.requestTime(mNtpServer, (int) mNtpTimeout)) {
+        if (client.requestTime(mServer, (int) mTimeout)) {
             mHasCache = true;
             mCachedNtpTime = client.getNtpTime();
             mCachedNtpElapsedRealtime = client.getNtpTimeReference();
@@ -89,9 +119,19 @@
         if (!mHasCache) {
             throw new IllegalStateException("Missing authoritative time source");
         }
+        if (LOGD) Log.d(TAG, "currentTimeMillis() cache hit");
 
         // current time is age after the last ntp cache; callers who
         // want fresh values will hit makeAuthoritative() first.
         return mCachedNtpTime + getCacheAge();
     }
+
+    public long getCachedNtpTime() {
+        if (LOGD) Log.d(TAG, "getCachedNtpTime() cache hit");
+        return mCachedNtpTime;
+    }
+
+    public long getCachedNtpTimeReference() {
+        return mCachedNtpElapsedRealtime;
+    }
 }
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 9f05cbc..1f2b7fb 100755
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -660,4 +660,9 @@
          extremely limited. -->
     <bool name="config_allowActionMenuItemTextWithIcon">false</bool>
 
+    <!-- Remote server that can provide NTP responses. -->
+    <string translatable="false" name="config_ntpServer">pool.ntp.org</string>
+    <!-- Timeout to wait for NTP server response. -->
+    <integer name="config_ntpTimeout">20000</integer>
+
 </resources>
diff --git a/graphics/java/android/renderscript/ScriptC.java b/graphics/java/android/renderscript/ScriptC.java
index f865753..90f959f 100644
--- a/graphics/java/android/renderscript/ScriptC.java
+++ b/graphics/java/android/renderscript/ScriptC.java
@@ -95,7 +95,7 @@
         // E.g, /system/apps/Fountain.apk
         //String packageName = rs.getApplicationContext().getPackageResourcePath();
         // For res/raw/fountain.bc, it wil be /com.android.fountain:raw/fountain
-        String resName = resources.getResourceName(resourceID);
+        String resName = resources.getResourceEntryName(resourceID);
         String cacheDir = rs.getApplicationContext().getCacheDir().toString();
 
         Log.v(TAG, "Create script for resource = " + resName);
diff --git a/libs/rs/driver/rsdBcc.cpp b/libs/rs/driver/rsdBcc.cpp
index 8120864..62eb24e 100644
--- a/libs/rs/driver/rsdBcc.cpp
+++ b/libs/rs/driver/rsdBcc.cpp
@@ -66,65 +66,6 @@
 }
 
 
-// Input: cacheDir
-// Input: resName
-// Input: extName
-//
-// Note: cacheFile = resName + extName
-//
-// Output: Returns cachePath == cacheDir + cacheFile
-static char *genCacheFileName(const char *cacheDir,
-                              const char *resName,
-                              const char *extName) {
-    char cachePath[512];
-    char cacheFile[sizeof(cachePath)];
-    const size_t kBufLen = sizeof(cachePath) - 1;
-
-    cacheFile[0] = '\0';
-    // Note: resName today is usually something like
-    //       "/com.android.fountain:raw/fountain"
-    if (resName[0] != '/') {
-        // Get the absolute path of the raw/***.bc file.
-
-        // Generate the absolute path.  This doesn't do everything it
-        // should, e.g. if resName is "./out/whatever" it doesn't crunch
-        // the leading "./" out because this if-block is not triggered,
-        // but it'll make do.
-        //
-        if (getcwd(cacheFile, kBufLen) == NULL) {
-            LOGE("Can't get CWD while opening raw/***.bc file\n");
-            return NULL;
-        }
-        // Append "/" at the end of cacheFile so far.
-        strncat(cacheFile, "/", kBufLen);
-    }
-
-    // cacheFile = resName + extName
-    //
-    strncat(cacheFile, resName, kBufLen);
-    if (extName != NULL) {
-        // TODO(srhines): strncat() is a bit dangerous
-        strncat(cacheFile, extName, kBufLen);
-    }
-
-    // Turn the path into a flat filename by replacing
-    // any slashes after the first one with '@' characters.
-    char *cp = cacheFile + 1;
-    while (*cp != '\0') {
-        if (*cp == '/') {
-            *cp = '@';
-        }
-        cp++;
-    }
-
-    // Tack on the file name for the actual cache file path.
-    strncpy(cachePath, cacheDir, kBufLen);
-    strncat(cachePath, cacheFile, kBufLen);
-
-    LOGV("Cache file for '%s' '%s' is '%s'\n", resName, extName, cachePath);
-    return strdup(cachePath);
-}
-
 bool rsdScriptInit(const Context *rsc,
                      ScriptC *script,
                      char const *resName,
@@ -164,15 +105,12 @@
         goto error;
     }
 
-#if 1
     if (bccLinkFile(drv->mBccScript, "/system/lib/libclcore.bc", 0) != 0) {
         LOGE("bcc: FAILS to link bitcode");
         goto error;
     }
-#endif
-    cachePath = genCacheFileName(cacheDir, resName, ".oBCC");
 
-    if (bccPrepareExecutable(drv->mBccScript, cachePath, 0) != 0) {
+    if (bccPrepareExecutableEx(drv->mBccScript, cacheDir, resName, 0) != 0) {
         LOGE("bcc: FAILS to prepare executable");
         goto error;
     }
@@ -214,14 +152,13 @@
     const char ** mPragmaKeys;
     const char ** mPragmaValues;
 
-    const static int pragmaMax = 16;
     drv->mPragmaCount = bccGetPragmaCount(drv->mBccScript);
     if (drv->mPragmaCount <= 0) {
         drv->mPragmaKeys = NULL;
         drv->mPragmaValues = NULL;
     } else {
-        drv->mPragmaKeys = (const char **) calloc(drv->mFieldCount, sizeof(const char *));
-        drv->mPragmaValues = (const char **) calloc(drv->mFieldCount, sizeof(const char *));
+        drv->mPragmaKeys = (const char **) calloc(drv->mPragmaCount, sizeof(const char *));
+        drv->mPragmaValues = (const char **) calloc(drv->mPragmaCount, sizeof(const char *));
         bccGetPragmaList(drv->mBccScript, drv->mPragmaCount, drv->mPragmaKeys, drv->mPragmaValues);
     }
 
diff --git a/media/java/android/media/MediaFile.java b/media/java/android/media/MediaFile.java
index 6df2f73..816d215 100644
--- a/media/java/android/media/MediaFile.java
+++ b/media/java/android/media/MediaFile.java
@@ -104,10 +104,9 @@
     public static final int FILE_TYPE_MS_POWERPOINT = 106;
     public static final int FILE_TYPE_ZIP           = 107;
     
-    static class MediaFileType {
-    
-        int fileType;
-        String mimeType;
+    public static class MediaFileType {
+        public final int fileType;
+        public final String mimeType;
         
         MediaFileType(int fileType, String mimeType) {
             this.fileType = fileType;
diff --git a/media/java/android/media/MediaScanner.java b/media/java/android/media/MediaScanner.java
index c55338a..18742ea 100644
--- a/media/java/android/media/MediaScanner.java
+++ b/media/java/android/media/MediaScanner.java
@@ -368,6 +368,34 @@
         }
     }
 
+    private class FileInserter {
+
+        ContentValues[] mValues = new ContentValues[1000];
+        int mIndex = 0;
+
+        public Uri insert(ContentValues values) {
+            if (mIndex == mValues.length) {
+                flush();
+            }
+            mValues[mIndex++] = values;
+            // URI not needed when doing bulk inserts
+            return null;
+        }
+
+        public void flush() {
+            while (mIndex < mValues.length) {
+                mValues[mIndex++] = null;
+            }
+            try {
+                mMediaProvider.bulkInsert(mFilesUri, mValues);
+            } catch (RemoteException e) {
+                Log.e(TAG, "RemoteException in FileInserter.flush()", e);
+            }
+            mIndex = 0;
+        }
+    }
+    private FileInserter mFileInserter;
+
     // hashes file path to FileCacheEntry.
     // path should be lower case if mCaseInsensitivePaths is true
     private HashMap<String, FileCacheEntry> mFileCache;
@@ -805,37 +833,31 @@
                 }
             }
 
-            Uri tableUri = mFilesUri;
-            if (!mNoMedia) {
-                if (MediaFile.isVideoFileType(mFileType)) {
-                    tableUri = mVideoUri;
-                } else if (MediaFile.isImageFileType(mFileType)) {
-                    tableUri = mImagesUri;
-                } else if (MediaFile.isAudioFileType(mFileType)) {
-                    tableUri = mAudioUri;
-                }
-            }
             Uri result = null;
             if (rowId == 0) {
                 if (mMtpObjectHandle != 0) {
                     values.put(MediaStore.MediaColumns.MEDIA_SCANNER_NEW_OBJECT_ID, mMtpObjectHandle);
                 }
-                if (tableUri == mFilesUri) {
-                    int format = entry.mFormat;
-                    if (format == 0) {
-                        format = MediaFile.getFormatCode(entry.mPath, mMimeType);
-                    }
-                    values.put(Files.FileColumns.FORMAT, format);
+                int format = entry.mFormat;
+                if (format == 0) {
+                    format = MediaFile.getFormatCode(entry.mPath, mMimeType);
                 }
+                values.put(Files.FileColumns.FORMAT, format);
+
                 // new file, insert it
-                result = mMediaProvider.insert(tableUri, values);
+                if (mFileInserter != null) {
+                    result = mFileInserter.insert(values);
+                } else {
+                    result = mMediaProvider.insert(mFilesUri, values);
+                }
+
                 if (result != null) {
                     rowId = ContentUris.parseId(result);
                     entry.mRowId = rowId;
                 }
             } else {
                 // updated file
-                result = ContentUris.withAppendedId(tableUri, rowId);
+                result = ContentUris.withAppendedId(mFilesUri, rowId);
                 // path should never change, and we want to avoid replacing mixed cased paths
                 // with squashed lower case paths
                 values.remove(MediaStore.MediaColumns.DATA);
@@ -854,7 +876,7 @@
                                         new String[] { genre }, null);
                         if (cursor == null || cursor.getCount() == 0) {
                             // genre does not exist, so create the genre in the genre table
-                            values.clear();
+                            values = new ContentValues();
                             values.put(MediaStore.Audio.Genres.NAME, genre);
                             uri = mMediaProvider.insert(mGenresUri, values);
                         } else {
@@ -876,7 +898,7 @@
 
                 if (uri != null) {
                     // add entry to audio_genre_map
-                    values.clear();
+                    values = new ContentValues();
                     values.put(MediaStore.Audio.Genres.Members.AUDIO_ID, Long.valueOf(rowId));
                     mMediaProvider.insert(uri, values);
                 }
@@ -885,19 +907,19 @@
             if (notifications && !mDefaultNotificationSet) {
                 if (TextUtils.isEmpty(mDefaultNotificationFilename) ||
                         doesPathHaveFilename(entry.mPath, mDefaultNotificationFilename)) {
-                    setSettingIfNotSet(Settings.System.NOTIFICATION_SOUND, tableUri, rowId);
+                    setSettingIfNotSet(Settings.System.NOTIFICATION_SOUND, mFilesUri, rowId);
                     mDefaultNotificationSet = true;
                 }
             } else if (ringtones && !mDefaultRingtoneSet) {
                 if (TextUtils.isEmpty(mDefaultRingtoneFilename) ||
                         doesPathHaveFilename(entry.mPath, mDefaultRingtoneFilename)) {
-                    setSettingIfNotSet(Settings.System.RINGTONE, tableUri, rowId);
+                    setSettingIfNotSet(Settings.System.RINGTONE, mFilesUri, rowId);
                     mDefaultRingtoneSet = true;
                 }
             } else if (alarms && !mDefaultAlarmSet) {
                 if (TextUtils.isEmpty(mDefaultAlarmAlertFilename) ||
                         doesPathHaveFilename(entry.mPath, mDefaultAlarmAlertFilename)) {
-                    setSettingIfNotSet(Settings.System.ALARM_ALERT, tableUri, rowId);
+                    setSettingIfNotSet(Settings.System.ALARM_ALERT, mFilesUri, rowId);
                     mDefaultAlarmSet = true;
                 }
             }
@@ -1165,10 +1187,14 @@
             initialize(volumeName);
             prescan(null, true);
             long prescan = System.currentTimeMillis();
+            mFileInserter = new FileInserter();
 
             for (int i = 0; i < directories.length; i++) {
                 processDirectory(directories[i], mClient);
             }
+            mFileInserter.flush();
+            mFileInserter = null;
+
             long scan = System.currentTimeMillis();
             postscan(directories);
             long end = System.currentTimeMillis();
diff --git a/packages/SystemUI/res/layout-port/status_bar_recent_panel.xml b/packages/SystemUI/res/layout-port/status_bar_recent_panel.xml
index 386182d..28ef239 100644
--- a/packages/SystemUI/res/layout-port/status_bar_recent_panel.xml
+++ b/packages/SystemUI/res/layout-port/status_bar_recent_panel.xml
@@ -29,21 +29,17 @@
         android:background="@drawable/status_bar_recents_background"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:layout_alignParentBottom="true"
-        android:paddingBottom="@*android:dimen/status_bar_height"
-        android:clipToPadding="false"
-        android:clipChildren="false">
+        android:layout_alignParentBottom="true">
 
         <LinearLayout android:id="@+id/recents_glow"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="0dp"
             android:layout_gravity="bottom"
             android:orientation="horizontal"
-            android:clipToPadding="false"
             android:clipChildren="false"
-            >
-            <com.android.systemui.recent.RecentsVerticalScrollView android:id="@+id/recents_container"
+            android:layout_marginTop="@*android:dimen/status_bar_height">
+            <com.android.systemui.recent.RecentsVerticalScrollView
+                android:id="@+id/recents_container"
                 android:layout_width="@dimen/status_bar_recents_width"
                 android:layout_height="wrap_content"
                 android:layout_marginRight="0dp"
@@ -51,7 +47,7 @@
                 android:stackFromBottom="true"
                 android:fadingEdge="vertical"
                 android:scrollbars="none"
-                android:fadingEdgeLength="20dip"
+                android:fadingEdgeLength="@*android:dimen/status_bar_height"
                 android:listSelector="@drawable/recents_thumbnail_bg_selector"
                 android:layout_gravity="bottom|left"
                 android:clipToPadding="false"
diff --git a/packages/SystemUI/src/com/android/systemui/recent/Constants.java b/packages/SystemUI/src/com/android/systemui/recent/Constants.java
index 66f9292..8252a9f 100644
--- a/packages/SystemUI/src/com/android/systemui/recent/Constants.java
+++ b/packages/SystemUI/src/com/android/systemui/recent/Constants.java
@@ -18,7 +18,8 @@
 
 public class Constants {
     static final int MAX_ESCAPE_ANIMATION_DURATION = 500; // in ms
-    static final float FADE_CONSTANT = 0.5f; // unitless
     static final int SNAP_BACK_DURATION = 250; // in ms
     static final int ESCAPE_VELOCITY = 100; // speed of item required to "curate" it in dp/s
+    public static float ALPHA_FADE_START = 0.8f; // fraction of thumbnail width where fade starts
+    static final float ALPHA_FADE_END = 0.5f; // fraction of thumbnail width beyond which alpha->0
 }
diff --git a/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java b/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java
index fb7a0a7..f984aac 100644
--- a/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java
+++ b/packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java
@@ -118,12 +118,12 @@
     }
 
     private float getAlphaForOffset(View view, float thumbHeight) {
-        final float fadeHeight = Constants.FADE_CONSTANT * thumbHeight;
+        final float fadeHeight = Constants.ALPHA_FADE_END * thumbHeight;
         float result = 1.0f;
-        if (view.getY() >= thumbHeight) {
-            result = 1.0f - (view.getY() - thumbHeight) / fadeHeight;
-        } else if (view.getY() < 0.0f) {
-            result = 1.0f + (thumbHeight + view.getY()) / fadeHeight;
+        if (view.getY() >= thumbHeight * Constants.ALPHA_FADE_START) {
+            result = 1.0f - (view.getY() - thumbHeight * Constants.ALPHA_FADE_START) / fadeHeight;
+        } else if (view.getY() < thumbHeight * (1.0f - Constants.ALPHA_FADE_START)) {
+            result = 1.0f + (thumbHeight * Constants.ALPHA_FADE_START + view.getY()) / fadeHeight;
         }
         if (DEBUG) Log.v(TAG, "FADE AMOUNT: " + result);
         return result;
@@ -269,7 +269,7 @@
         // This has to happen post-layout, so run it "in the future"
         post(new Runnable() {
             public void run() {
-                scrollTo(0, mLastScrollPosition);
+                scrollTo(mLastScrollPosition, 0);
             }
         });
     }
diff --git a/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java b/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java
index 711ffa3..27bb0b5 100644
--- a/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java
+++ b/packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java
@@ -118,12 +118,12 @@
     }
 
     private float getAlphaForOffset(View view, float thumbWidth) {
-        final float fadeWidth = Constants.FADE_CONSTANT * thumbWidth;
+        final float fadeWidth = Constants.ALPHA_FADE_END * thumbWidth;
         float result = 1.0f;
-        if (view.getX() >= thumbWidth) {
-            result = 1.0f - (view.getX() - thumbWidth) / fadeWidth;
-        } else if (view.getX() < 0.0f) {
-            result = 1.0f + (thumbWidth + view.getX()) / fadeWidth;
+        if (view.getX() >= thumbWidth*Constants.ALPHA_FADE_START) {
+            result = 1.0f - (view.getX() - thumbWidth*Constants.ALPHA_FADE_START) / fadeWidth;
+        } else if (view.getX() < thumbWidth* (1.0f - Constants.ALPHA_FADE_START)) {
+            result = 1.0f + (thumbWidth*Constants.ALPHA_FADE_START + view.getX()) / fadeWidth;
         }
         if (DEBUG) Log.v(TAG, "FADE AMOUNT: " + result);
         return result;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 5eacad7..b50fd81 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -307,7 +307,7 @@
         mDateView.setVisibility(View.INVISIBLE);
 
         // Recents Panel
-        initializeRecentsPanel();
+        updateRecentsPanel();
 
         // receive broadcasts
         IntentFilter filter = new IntentFilter();
@@ -338,7 +338,7 @@
         return lp;
     }
 
-    protected void initializeRecentsPanel() {
+    protected void updateRecentsPanel() {
         // Recents Panel
         boolean visible = false;
         if (mRecentsPanel != null) {
@@ -385,9 +385,9 @@
     // For small-screen devices (read: phones) that lack hardware navigation buttons
     private void addNavigationBar() {
         if (mNavigationBarView == null) return;
-        
+
         mNavigationBarView.reorient();
- 
+
         mNavigationBarView.getRecentsButton().setOnClickListener(mRecentsClickListener);
 
         WindowManagerImpl.getDefault().addView(
@@ -396,7 +396,7 @@
 
     private void repositionNavigationBar() {
         if (mNavigationBarView == null) return;
-        
+
         mNavigationBarView.reorient();
 
         mNavigationBarView.getRecentsButton().setOnClickListener(mRecentsClickListener);
@@ -656,7 +656,7 @@
 
     @Override
     protected void onConfigurationChanged(Configuration newConfig) {
-        initializeRecentsPanel();
+        updateRecentsPanel();
     }
 
 
diff --git a/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java b/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
index f862d01..75e799c 100644
--- a/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
+++ b/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
@@ -29,7 +29,9 @@
 import android.os.SystemClock;
 import android.security.KeyStore;
 import android.telephony.TelephonyManager;
+import android.text.Editable;
 import android.text.InputType;
+import android.text.TextWatcher;
 import android.text.method.DigitsKeyListener;
 import android.text.method.TextKeyListener;
 import android.util.Log;
@@ -120,15 +122,6 @@
             }
         });
 
-        // We don't currently use the IME for PIN mode, but this will make it work if we ever do...
-        if (!mIsAlpha) {
-            mPasswordEntry.setInputType(InputType.TYPE_CLASS_NUMBER
-                    | InputType.TYPE_NUMBER_VARIATION_PASSWORD);
-        } else {
-            mPasswordEntry.setInputType(InputType.TYPE_CLASS_TEXT
-                    | InputType.TYPE_TEXT_VARIATION_PASSWORD);
-        }
-
         mEmergencyCallButton = (Button) findViewById(R.id.emergencyCallButton);
         mEmergencyCallButton.setOnClickListener(this);
         mLockPatternUtils.updateEmergencyCallButtonState(mEmergencyCallButton);
@@ -151,14 +144,17 @@
 
         mPasswordEntry.requestFocus();
 
-        // This allows keyboards with overlapping qwerty/numeric keys to choose just the
-        // numeric keys.
+        // This allows keyboards with overlapping qwerty/numeric keys to choose just numeric keys.
         if (mIsAlpha) {
             mPasswordEntry.setKeyListener(TextKeyListener.getInstance());
+            mPasswordEntry.setInputType(InputType.TYPE_CLASS_TEXT
+                    | InputType.TYPE_TEXT_VARIATION_PASSWORD);
             // mStatusView.setHelpMessage(R.string.keyguard_password_enter_password_code,
             //      StatusView.LOCK_ICON);
         } else {
             mPasswordEntry.setKeyListener(DigitsKeyListener.getInstance());
+            mPasswordEntry.setInputType(InputType.TYPE_CLASS_NUMBER
+                    | InputType.TYPE_NUMBER_VARIATION_PASSWORD);
             //mStatusView.setHelpMessage(R.string.keyguard_password_enter_pin_code,
             //      StatusView.LOCK_ICON);
         }
@@ -179,6 +175,19 @@
         //mUpdateMonitor.registerSimStateCallback(this);
 
         resetStatusInfo();
+
+        // Poke the wakelock any time the text is modified
+        mPasswordEntry.addTextChangedListener(new TextWatcher() {
+            public void onTextChanged(CharSequence s, int start, int before, int count) {
+            }
+
+            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+            }
+
+            public void afterTextChanged(Editable s) {
+                mCallback.pokeWakelock();
+            }
+        });
     }
 
     @Override
diff --git a/services/java/com/android/server/NetworkTimeUpdateService.java b/services/java/com/android/server/NetworkTimeUpdateService.java
index 15f22c0..f7fe39e 100644
--- a/services/java/com/android/server/NetworkTimeUpdateService.java
+++ b/services/java/com/android/server/NetworkTimeUpdateService.java
@@ -16,8 +16,6 @@
 
 package com.android.server;
 
-import com.android.internal.telephony.TelephonyIntents;
-
 import android.app.AlarmManager;
 import android.app.PendingIntent;
 import android.content.BroadcastReceiver;
@@ -28,7 +26,6 @@
 import android.database.ContentObserver;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
-import android.net.SntpClient;
 import android.os.Handler;
 import android.os.HandlerThread;
 import android.os.Looper;
@@ -36,12 +33,10 @@
 import android.os.SystemClock;
 import android.provider.Settings;
 import android.util.Log;
-import android.util.Slog;
+import android.util.NtpTrustedTime;
+import android.util.TrustedTime;
 
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.util.Properties;
+import com.android.internal.telephony.TelephonyIntents;
 
 /**
  * Monitors the network time and updates the system time if it is out of sync
@@ -68,14 +63,11 @@
     private static final long POLLING_INTERVAL_SHORTER_MS = 60 * 1000L; // 60 seconds
     /** Number of times to try again */
     private static final int TRY_AGAIN_TIMES_MAX = 3;
-    /** How long to wait for the NTP server to respond. */
-    private static final int MAX_NTP_FETCH_WAIT_MS = 20 * 1000;
     /** If the time difference is greater than this threshold, then update the time. */
     private static final int TIME_ERROR_THRESHOLD_MS = 5 * 1000;
 
     private static final String ACTION_POLL =
             "com.android.server.NetworkTimeUpdateService.action.POLL";
-    private static final String PROPERTIES_FILE = "/etc/gps.conf";
     private static int POLL_REQUEST = 0;
 
     private static final long NOT_SET = -1;
@@ -84,14 +76,14 @@
     private long mNitzZoneSetTime = NOT_SET;
 
     private Context mContext;
+    private TrustedTime mTime;
+
     // NTP lookup is done on this thread and handler
     private Handler mHandler;
     private HandlerThread mThread;
     private AlarmManager mAlarmManager;
     private PendingIntent mPendingPollIntent;
     private SettingsObserver mSettingsObserver;
-    // Address of the NTP server
-    private String mNtpServer;
     // The last time that we successfully fetched the NTP time.
     private long mLastNtpFetchTime = NOT_SET;
     // Keeps track of how many quick attempts were made to fetch NTP time.
@@ -101,6 +93,7 @@
 
     public NetworkTimeUpdateService(Context context) {
         mContext = context;
+        mTime = NtpTrustedTime.getInstance(context);
         mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE);
         Intent pollIntent = new Intent(ACTION_POLL, null);
         mPendingPollIntent = PendingIntent.getBroadcast(mContext, POLL_REQUEST, pollIntent, 0);
@@ -108,12 +101,6 @@
 
     /** Initialize the receivers and initiate the first NTP request */
     public void systemReady() {
-        mNtpServer = getNtpServerAddress();
-        if (mNtpServer == null) {
-            Slog.e(TAG, "NTP server address not found, not syncing to NTP time");
-            return;
-        }
-
         registerForTelephonyIntents();
         registerForAlarms();
         registerForConnectivityIntents();
@@ -128,27 +115,6 @@
         mSettingsObserver.observe(mContext);
     }
 
-    private String getNtpServerAddress() {
-        String serverAddress = null;
-        FileInputStream stream = null;
-        try {
-            Properties properties = new Properties();
-            File file = new File(PROPERTIES_FILE);
-            stream = new FileInputStream(file);
-            properties.load(stream);
-            serverAddress = properties.getProperty("NTP_SERVER", null);
-        } catch (IOException e) {
-            Slog.e(TAG, "Could not open GPS configuration file " + PROPERTIES_FILE);
-        } finally {
-            if (stream != null) {
-                try {
-                    stream.close();
-                } catch (Exception e) {}
-            }
-        }
-        return serverAddress;
-    }
-
     private void registerForTelephonyIntents() {
         IntentFilter intentFilter = new IntentFilter();
         intentFilter.addAction(TelephonyIntents.ACTION_NETWORK_SET_TIME);
@@ -189,9 +155,15 @@
         if (mLastNtpFetchTime == NOT_SET || refTime >= mLastNtpFetchTime + POLLING_INTERVAL_MS
                 || event == EVENT_AUTO_TIME_CHANGED) {
             if (DBG) Log.d(TAG, "Before Ntp fetch");
-            long ntp = getNtpTime();
-            if (DBG) Log.d(TAG, "Ntp = " + ntp);
-            if (ntp > 0) {
+
+            // force refresh NTP cache when outdated
+            if (mTime.getCacheAge() >= POLLING_INTERVAL_MS) {
+                mTime.forceRefresh();
+            }
+
+            // only update when NTP time is fresh
+            if (mTime.getCacheAge() < POLLING_INTERVAL_MS) {
+                final long ntp = mTime.currentTimeMillis();
                 mTryAgainCounter = 0;
                 mLastNtpFetchTime = SystemClock.elapsedRealtime();
                 if (Math.abs(ntp - currentTime) > TIME_ERROR_THRESHOLD_MS) {
@@ -232,15 +204,6 @@
         mAlarmManager.set(AlarmManager.ELAPSED_REALTIME, next, mPendingPollIntent);
     }
 
-    private long getNtpTime() {
-        SntpClient client = new SntpClient();
-        if (client.requestTime(mNtpServer, MAX_NTP_FETCH_WAIT_MS)) {
-            return client.getNtpTime();
-        } else {
-            return 0;
-        }
-    }
-
     /**
      * Checks if the user prefers to automatically set the time.
      */
diff --git a/services/java/com/android/server/ThrottleService.java b/services/java/com/android/server/ThrottleService.java
index d81dfdb..24d4dd3 100644
--- a/services/java/com/android/server/ThrottleService.java
+++ b/services/java/com/android/server/ThrottleService.java
@@ -16,9 +16,6 @@
 
 package com.android.server;
 
-import com.android.internal.R;
-import com.android.internal.telephony.TelephonyProperties;
-
 import android.app.AlarmManager;
 import android.app.Notification;
 import android.app.NotificationManager;
@@ -54,6 +51,9 @@
 import android.util.Slog;
 import android.util.TrustedTime;
 
+import com.android.internal.R;
+import com.android.internal.telephony.TelephonyProperties;
+
 import java.io.BufferedWriter;
 import java.io.File;
 import java.io.FileDescriptor;
@@ -63,7 +63,6 @@
 import java.io.PrintWriter;
 import java.util.Calendar;
 import java.util.GregorianCalendar;
-import java.util.Properties;
 import java.util.Random;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicLong;
@@ -87,7 +86,6 @@
     private static final long TESTING_THRESHOLD = 1 * 1024 * 1024;
 
     private static final long MAX_NTP_CACHE_AGE = 24 * 60 * 60 * 1000;
-    private static final long MAX_NTP_FETCH_WAIT = 20 * 1000;
 
     private long mMaxNtpCacheAge = MAX_NTP_CACHE_AGE;
 
@@ -127,8 +125,6 @@
     private static final int THROTTLE_INDEX_UNINITIALIZED = -1;
     private static final int THROTTLE_INDEX_UNTHROTTLED   =  0;
 
-    private static final String PROPERTIES_FILE = "/etc/gps.conf";
-
     private Intent mPollStickyBroadcast;
 
     private TrustedTime mTime;
@@ -139,8 +135,7 @@
     }
 
     public ThrottleService(Context context) {
-        // TODO: move to using cached NtpTrustedTime
-        this(context, getNetworkManagementService(), new NtpTrustedTime(),
+        this(context, getNetworkManagementService(), NtpTrustedTime.getInstance(context),
                 context.getResources().getString(R.string.config_datause_iface));
     }
 
@@ -341,26 +336,6 @@
                 }
             }, new IntentFilter(ACTION_RESET));
 
-        FileInputStream stream = null;
-        try {
-            Properties properties = new Properties();
-            File file = new File(PROPERTIES_FILE);
-            stream = new FileInputStream(file);
-            properties.load(stream);
-            final String ntpServer = properties.getProperty("NTP_SERVER", null);
-            if (mTime instanceof NtpTrustedTime) {
-                ((NtpTrustedTime) mTime).setNtpServer(ntpServer, MAX_NTP_FETCH_WAIT);
-            }
-        } catch (IOException e) {
-            Slog.e(TAG, "Could not open GPS configuration file " + PROPERTIES_FILE);
-        } finally {
-            if (stream != null) {
-                try {
-                    stream.close();
-                } catch (Exception e) {}
-            }
-        }
-
         // use a new thread as we don't want to stall the system for file writes
         mThread = new HandlerThread(TAG);
         mThread.start();
diff --git a/services/java/com/android/server/location/GpsLocationProvider.java b/services/java/com/android/server/location/GpsLocationProvider.java
index 4fa3bda..c813d37 100755
--- a/services/java/com/android/server/location/GpsLocationProvider.java
+++ b/services/java/com/android/server/location/GpsLocationProvider.java
@@ -32,7 +32,6 @@
 import android.location.LocationProvider;
 import android.net.ConnectivityManager;
 import android.net.NetworkInfo;
-import android.net.SntpClient;
 import android.os.Binder;
 import android.os.Bundle;
 import android.os.Handler;
@@ -51,6 +50,7 @@
 import android.telephony.TelephonyManager;
 import android.telephony.gsm.GsmCellLocation;
 import android.util.Log;
+import android.util.NtpTrustedTime;
 import android.util.SparseIntArray;
 
 import com.android.internal.app.IBatteryStats;
@@ -61,7 +61,7 @@
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
-import java.io.StringBufferInputStream;
+import java.io.StringReader;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.Map.Entry;
@@ -235,13 +235,13 @@
 
     // properties loaded from PROPERTIES_FILE
     private Properties mProperties;
-    private String mNtpServer;
     private String mSuplServerHost;
     private int mSuplServerPort;
     private String mC2KServerHost;
     private int mC2KServerPort;
 
     private final Context mContext;
+    private final NtpTrustedTime mNtpTime;
     private final ILocationManager mLocationManager;
     private Location mLocation = new Location(LocationManager.GPS_PROVIDER);
     private Bundle mLocationExtras = new Bundle();
@@ -286,10 +286,6 @@
     // current setting - 5 minutes
     private static final long RETRY_INTERVAL = 5*60*1000;
 
-    // to avoid injecting bad NTP time, we reject any time fixes that differ from system time
-    // by more than 5 minutes.
-    private static final long MAX_NTP_SYSTEM_TIME_OFFSET = 5*60*1000;
-
     private final IGpsStatusProvider mGpsStatusProvider = new IGpsStatusProvider.Stub() {
         public void addGpsStatusListener(IGpsStatusListener listener) throws RemoteException {
             if (listener == null) {
@@ -378,6 +374,7 @@
 
     public GpsLocationProvider(Context context, ILocationManager locationManager) {
         mContext = context;
+        mNtpTime = NtpTrustedTime.getInstance(context);
         mLocationManager = locationManager;
         mNIHandler = new GpsNetInitiatedHandler(context);
 
@@ -418,7 +415,6 @@
             FileInputStream stream = new FileInputStream(file);
             mProperties.load(stream);
             stream.close();
-            mNtpServer = mProperties.getProperty("NTP_SERVER", null);
 
             mSuplServerHost = mProperties.getProperty("SUPL_HOST");
             String portString = mProperties.getProperty("SUPL_PORT");
@@ -530,13 +526,18 @@
         }
         mInjectNtpTimePending = false;
 
-        SntpClient client = new SntpClient();
         long delay;
 
-        if (client.requestTime(mNtpServer, 10000)) {
-            long time = client.getNtpTime();
-            long timeReference = client.getNtpTimeReference();
-            int certainty = (int)(client.getRoundTripTime()/2);
+        // force refresh NTP cache when outdated
+        if (mNtpTime.getCacheAge() >= NTP_INTERVAL) {
+            mNtpTime.forceRefresh();
+        }
+
+        // only update when NTP time is fresh
+        if (mNtpTime.getCacheAge() < NTP_INTERVAL) {
+            long time = mNtpTime.getCachedNtpTime();
+            long timeReference = mNtpTime.getCachedNtpTimeReference();
+            long certainty = mNtpTime.getCacheCertainty();
             long now = System.currentTimeMillis();
 
             Log.d(TAG, "NTP server returned: "
@@ -545,7 +546,7 @@
                     + " certainty: " + certainty
                     + " system time offset: " + (time - now));
 
-            native_inject_time(time, timeReference, certainty);
+            native_inject_time(time, timeReference, (int) certainty);
             delay = NTP_INTERVAL;
         } else {
             if (DEBUG) Log.d(TAG, "requestTime failed");
@@ -1395,7 +1396,7 @@
         Properties extraProp = new Properties();
 
         try {
-            extraProp.load(new StringBufferInputStream(extras));
+            extraProp.load(new StringReader(extras));
         }
         catch (IOException e)
         {
diff --git a/services/java/com/android/server/net/NetworkPolicyManagerService.java b/services/java/com/android/server/net/NetworkPolicyManagerService.java
index 2a17cbe..d23d0f4 100644
--- a/services/java/com/android/server/net/NetworkPolicyManagerService.java
+++ b/services/java/com/android/server/net/NetworkPolicyManagerService.java
@@ -204,9 +204,8 @@
     public NetworkPolicyManagerService(Context context, IActivityManager activityManager,
             IPowerManager powerManager, INetworkStatsService networkStats,
             INetworkManagementService networkManagement) {
-        // TODO: move to using cached NtpTrustedTime
         this(context, activityManager, powerManager, networkStats, networkManagement,
-                new NtpTrustedTime(), getSystemDir());
+                NtpTrustedTime.getInstance(context), getSystemDir());
     }
 
     private static File getSystemDir() {
diff --git a/services/java/com/android/server/net/NetworkStatsService.java b/services/java/com/android/server/net/NetworkStatsService.java
index b4bd176..b6834f6 100644
--- a/services/java/com/android/server/net/NetworkStatsService.java
+++ b/services/java/com/android/server/net/NetworkStatsService.java
@@ -27,7 +27,6 @@
 import static android.net.NetworkStats.TAG_NONE;
 import static android.net.NetworkStats.UID_ALL;
 import static android.net.TrafficStats.UID_REMOVED;
-import static android.provider.Settings.Secure.NETSTATS_ENABLED;
 import static android.provider.Settings.Secure.NETSTATS_NETWORK_BUCKET_DURATION;
 import static android.provider.Settings.Secure.NETSTATS_NETWORK_MAX_HISTORY;
 import static android.provider.Settings.Secure.NETSTATS_PERSIST_THRESHOLD;
@@ -71,7 +70,6 @@
 import android.util.TrustedTime;
 
 import com.android.internal.os.AtomicFile;
-import com.android.server.NativeDaemonConnectorException;
 import com.google.android.collect.Maps;
 import com.google.android.collect.Sets;
 
@@ -175,9 +173,8 @@
 
     public NetworkStatsService(
             Context context, INetworkManagementService networkManager, IAlarmManager alarmManager) {
-        // TODO: move to using cached NtpTrustedTime
-        this(context, networkManager, alarmManager, new NtpTrustedTime(), getSystemDir(),
-                new DefaultNetworkStatsSettings(context));
+        this(context, networkManager, alarmManager, NtpTrustedTime.getInstance(context),
+                getSystemDir(), new DefaultNetworkStatsSettings(context));
     }
 
     private static File getSystemDir() {