Merge commit 'goog/master' into merge_master
diff --git a/camera/libcameraservice/CameraService.cpp b/camera/libcameraservice/CameraService.cpp
index 2f4a1c9..030d887 100644
--- a/camera/libcameraservice/CameraService.cpp
+++ b/camera/libcameraservice/CameraService.cpp
@@ -98,7 +98,7 @@
     LOGD("CameraService::connect E (pid %d, client %p)", callingPid,
             cameraClient->asBinder().get());
 
-    Mutex::Autolock lock(mLock);
+    Mutex::Autolock lock(mServiceLock);
     sp<Client> client;
     if (mClient != 0) {
         sp<Client> currentClient = mClient.promote();
@@ -125,13 +125,14 @@
             LOGD("New client (pid %d) connecting, old reference was dangling...",
                     callingPid);
             mClient.clear();
-            if (mUsers > 0) {
-                LOGD("Still have client, rejected");
-                return client;
-            }
         }
     }
 
+    if (mUsers > 0) {
+        LOGD("Still have client, rejected");
+        return client;
+    }
+
     // create a new Client object
     client = new Client(this, cameraClient, callingPid);
     mClient = client;
@@ -152,7 +153,7 @@
     // destructor won't be called with the lock held.
     sp<Client> client;
 
-    Mutex::Autolock lock(mLock);
+    Mutex::Autolock lock(mServiceLock);
 
     if (mClient == 0) {
         // This happens when we have already disconnected.
@@ -390,8 +391,6 @@
     // from the user directly, or called by the destructor.
     if (mHardware == 0) return;
 
-    mCameraService->removeClient(mCameraClient);
-
     LOGD("hardware teardown");
     // Before destroying mHardware, we must make sure it's in the
     // idle state.
@@ -402,6 +401,7 @@
     mHardware->release();
     mHardware.clear();
 
+    mCameraService->removeClient(mCameraClient);
     mCameraService->decUsers();
 
     LOGD("Client::disconnect() X (pid %d)", callingPid);
@@ -410,11 +410,14 @@
 // pass the buffered ISurface to the camera service
 status_t CameraService::Client::setPreviewDisplay(const sp<ISurface>& surface)
 {
-    LOGD("setPreviewDisplay(%p) (pid %d)", surface.get(), getCallingPid());
+    LOGD("setPreviewDisplay(%p) (pid %d)",
+         ((surface == NULL) ? NULL : surface.get()), getCallingPid());
     Mutex::Autolock lock(mLock);
     status_t result = checkPid();
     if (result != NO_ERROR) return result;
+
     Mutex::Autolock surfaceLock(mSurfaceLock);
+    result = NO_ERROR;
     // asBinder() is safe on NULL (returns NULL)
     if (surface->asBinder() != mSurface->asBinder()) {
         if (mSurface != 0 && !mUseOverlay) {
@@ -422,8 +425,17 @@
             mSurface->unregisterBuffers();
         }
         mSurface = surface;
+        // If preview has been already started, set overlay or register preview
+        // buffers now.
+        if (mHardware->previewEnabled()) {
+            if (mUseOverlay) {
+                result = setOverlay();
+            } else if (mSurface != 0) {
+                result = registerPreviewBuffers();
+            }
+        }
     }
-    return NO_ERROR;
+    return result;
 }
 
 // set the preview callback flag to affect how the received frames from
@@ -436,7 +448,7 @@
     mPreviewCallbackFlag = callback_flag;
 }
 
-// start preview mode, must call setPreviewDisplay first
+// start preview mode
 status_t CameraService::Client::startCameraMode(camera_mode mode)
 {
     int callingPid = getCallingPid();
@@ -456,16 +468,18 @@
         return INVALID_OPERATION;
     }
 
-    if (mSurface == 0) {
-        LOGE("setPreviewDisplay must be called before startCameraMode!");
-        return INVALID_OPERATION;
-    }
-
     switch(mode) {
     case CAMERA_RECORDING_MODE:
+        if (mSurface == 0) {
+            LOGE("setPreviewDisplay must be called before startRecordingMode.");
+            return INVALID_OPERATION;
+        }
         return startRecordingMode();
 
     default: // CAMERA_PREVIEW_MODE
+        if (mSurface == 0) {
+            LOGD("mSurface is not set yet.");
+        }
         return startPreviewMode();
     }
 }
@@ -498,6 +512,62 @@
     return ret;
 }
 
+status_t CameraService::Client::setOverlay()
+{
+    LOGD("setOverlay");
+    int w, h;
+    CameraParameters params(mHardware->getParameters());
+    params.getPreviewSize(&w, &h);
+
+    const char *format = params.getPreviewFormat();
+    int fmt;
+    if (!strcmp(format, "yuv422i"))
+        fmt = OVERLAY_FORMAT_YCbCr_422_I;
+    else if (!strcmp(format, "rgb565"))
+        fmt = OVERLAY_FORMAT_RGB_565;
+    else {
+        LOGE("Invalid preview format for overlays");
+        return -EINVAL;
+    }
+
+    status_t ret = NO_ERROR;
+    if (mSurface != 0) {
+        sp<OverlayRef> ref = mSurface->createOverlay(w, h, fmt);
+        ret = mHardware->setOverlay(new Overlay(ref));
+    } else {
+        ret = mHardware->setOverlay(NULL);
+    }
+    if (ret != NO_ERROR) {
+        LOGE("mHardware->setOverlay() failed with status %d\n", ret);
+    }
+    return ret;
+}
+
+status_t CameraService::Client::registerPreviewBuffers()
+{
+    int w, h;
+    CameraParameters params(mHardware->getParameters());
+    params.getPreviewSize(&w, &h);
+
+    uint32_t transform = 0;
+    if (params.getOrientation() ==
+        CameraParameters::CAMERA_ORIENTATION_PORTRAIT) {
+      LOGV("portrait mode");
+      transform = ISurface::BufferHeap::ROT_90;
+    }
+    ISurface::BufferHeap buffers(w, h, w, h,
+                                 PIXEL_FORMAT_YCbCr_420_SP,
+                                 transform,
+                                 0,
+                                 mHardware->getPreviewHeap());
+
+    status_t ret = mSurface->registerBuffers(buffers);
+    if (ret != NO_ERROR) {
+        LOGE("registerBuffers failed with status %d", ret);
+    }
+    return ret;
+}
+
 status_t CameraService::Client::startPreviewMode()
 {
     LOGD("startPreviewMode (pid %d)", getCallingPid());
@@ -511,55 +581,24 @@
 #if DEBUG_DUMP_PREVIEW_FRAME_TO_FILE
     debug_frame_cnt = 0;
 #endif
-    status_t ret = UNKNOWN_ERROR;
-    int w, h;
-    CameraParameters params(mHardware->getParameters());
-    params.getPreviewSize(&w, &h);
+    status_t ret = NO_ERROR;
 
     if (mUseOverlay) {
-        const char *format = params.getPreviewFormat();
-        int fmt;
-        LOGD("Use Overlays");
-        if (!strcmp(format, "yuv422i"))
-            fmt = OVERLAY_FORMAT_YCbCr_422_I;
-        else if (!strcmp(format, "rgb565"))
-            fmt = OVERLAY_FORMAT_RGB_565;
-        else {
-            LOGE("Invalid preview format for overlays");
-            return -EINVAL;
+        // If preview display has been set, set overlay now.
+        if (mSurface != 0) {
+            ret = setOverlay();
         }
-        sp<OverlayRef> ref = mSurface->createOverlay(w, h, fmt);
-        ret = mHardware->setOverlay(new Overlay(ref));
-        if (ret != NO_ERROR) {
-            LOGE("mHardware->setOverlay() failed with status %d\n", ret);
-            return ret;
-        }
+        if (ret != NO_ERROR) return ret;
         ret = mHardware->startPreview(NULL, mCameraService.get());
-        if (ret != NO_ERROR)
-            LOGE("mHardware->startPreview() failed with status %d\n", ret);
-
     } else {
         ret = mHardware->startPreview(previewCallback,
                                       mCameraService.get());
-        if (ret == NO_ERROR) {
-
-            mSurface->unregisterBuffers();
-
-            uint32_t transform = 0;
-            if (params.getOrientation() ==
-                CameraParameters::CAMERA_ORIENTATION_PORTRAIT) {
-              LOGV("portrait mode");
-              transform = ISurface::BufferHeap::ROT_90;
-            }
-            ISurface::BufferHeap buffers(w, h, w, h,
-                                         PIXEL_FORMAT_YCbCr_420_SP,
-                                         transform,
-                                         0,
-                                         mHardware->getPreviewHeap());
-
-            mSurface->registerBuffers(buffers);
-        } else {
-          LOGE("mHardware->startPreview() failed with status %d", ret);
+        if (ret != NO_ERROR) return ret;
+        // If preview display has been set, register preview buffers now.
+        if (mSurface != 0) {
+           // Unregister here because the surface registered with raw heap.
+           mSurface->unregisterBuffers();
+           ret = registerPreviewBuffers();
         }
     }
     return ret;
@@ -661,7 +700,7 @@
     sp<Client> client = 0;
     CameraService *service = static_cast<CameraService*>(user);
     if (service != NULL) {
-        Mutex::Autolock ourLock(service->mLock);
+        Mutex::Autolock ourLock(service->mServiceLock);
         if (service->mClient != 0) {
             client = service->mClient.promote();
             if (client == 0) {
@@ -1104,7 +1143,7 @@
         result.append(buffer);
         write(fd, result.string(), result.size());
     } else {
-        AutoMutex lock(&mLock);
+        AutoMutex lock(&mServiceLock);
         if (mClient != 0) {
             sp<Client> currentClient = mClient.promote();
             sprintf(buffer, "Client (%p) PID: %d\n",
diff --git a/camera/libcameraservice/CameraService.h b/camera/libcameraservice/CameraService.h
index 729e539..0f07673 100644
--- a/camera/libcameraservice/CameraService.h
+++ b/camera/libcameraservice/CameraService.h
@@ -157,6 +157,8 @@
         status_t                startCameraMode(camera_mode mode);
         status_t                startPreviewMode();
         status_t                startRecordingMode();
+        status_t                setOverlay();
+        status_t                registerPreviewBuffers();
 
         // Ensures atomicity among the public methods
         mutable     Mutex                       mLock;
@@ -199,7 +201,7 @@
     virtual     void                        incUsers();
     virtual     void                        decUsers();
 
-    mutable     Mutex                       mLock;
+    mutable     Mutex                       mServiceLock;
                 wp<Client>                  mClient;
 
 #if DEBUG_HEAP_LEAKS
diff --git a/include/tts/TtsEngine.h b/include/tts/TtsEngine.h
index 8486532..21cb73b 100644
--- a/include/tts/TtsEngine.h
+++ b/include/tts/TtsEngine.h
@@ -69,6 +69,14 @@
     TTS_MISSING_RESOURCES       = -6
 };
 
+enum tts_support_result {
+    TTS_LANG_COUNTRY_VAR_AVAILABLE = 2,
+    TTS_LANG_COUNTRY_AVAILABLE = 1,
+    TTS_LANG_AVAILABLE = 0,
+    TTS_LANG_MISSING_DATA = -1,
+    TTS_LANG_NOT_SUPPORTED = -2
+};
+
 class TtsEngine
 {
 public:
@@ -86,19 +94,32 @@
     // @return TTS_SUCCESS, or TTS_FAILURE
     virtual tts_result stop();
 
+    // Returns the level of support for the language, country and variant.
+    // @return TTS_LANG_COUNTRY_VAR_AVAILABLE if the language, country and variant are supported,
+    //            and the corresponding resources are correctly installed
+    //         TTS_LANG_COUNTRY_AVAILABLE if the language and country are supported and the
+    //             corresponding resources are correctly installed, but there is no match for
+    //             the specified variant
+    //         TTS_LANG_AVAILABLE if the language is supported and the
+    //             corresponding resources are correctly installed, but there is no match for
+    //             the specified country and variant
+    //         TTS_LANG_MISSING_DATA if the required resources to provide any level of support
+    //             for the language are not correctly installed
+    //         TTS_LANG_NOT_SUPPORTED if the language is not supported by the TTS engine.
+    virtual tts_support_result isLanguageAvailable(const char *lang, const char *country,
+            const char *variant);
+
     // Load the resources associated with the specified language. The loaded
     // language will only be used once a call to setLanguage() with the same
-    // language value is issued. Language values are based on the Android
-    // conventions for localization as described in the Android platform
-    // documentation on internationalization. This implies that language
-    // data is specified in the format xx-rYY, where xx is a two letter
-    // ISO 639-1 language code in lowercase and rYY is a two letter
-    // ISO 3166-1-alpha-2 language code in uppercase preceded by a
-    // lowercase "r".
-    // @param value pointer to the language value
-    // @param size  length of the language value
+    // language value is issued. Language and country values are coded according to the ISO three
+    // letter codes for languages and countries, as can be retrieved from a java.util.Locale
+    // instance. The variant value is encoded as the variant string retrieved from a
+    // java.util.Locale instance built with that variant data.
+    // @param lang pointer to the ISO three letter code for the language
+    // @param country pointer to the ISO three letter code for the country
+    // @param variant pointer to the variant code
     // @return TTS_SUCCESS, or TTS_FAILURE
-    virtual tts_result loadLanguage(const char *value, const size_t size);
+    virtual tts_result loadLanguage(const char *lang, const char *country, const char *variant);
     
     // Load the resources associated with the specified language, country and Locale variant.
     // The loaded language will only be used once a call to setLanguageFromLocale() with the same
@@ -112,16 +133,26 @@
     // @return TTS_SUCCESS, or TTS_FAILURE
     virtual tts_result setLanguage(const char *lang, const char *country, const char *variant);
 
-    // Retrieve the currently set language, or an empty "value" if no language
-    // has been set.
-    // @param[out]   value pointer to the retrieved language value
-    // @param[inout] iosize in: stores the size available to store the language
-    //                         value in *value
-    //                      out: stores the size required to hold the language
-    //                         value if  getLanguage() returned
-    //                         TTS_PROPERTY_SIZE_TOO_SMALL, unchanged otherwise.
-    // @return TTS_SUCCESS, or TTS_PROPERTY_SIZE_TOO_SMALL, or TTS_FAILURE
-    virtual tts_result getLanguage(char *value, size_t *iosize);
+    // Retrieve the currently set language, country and variant, or empty strings if none of
+    // parameters have been set. Language and country are represented by their 3-letter ISO code
+    // @param[out]   pointer to the retrieved 3-letter code language value
+    // @param[out]   pointer to the retrieved 3-letter code country value
+    // @param[out]   pointer to the retrieved variant value
+    // @return TTS_SUCCESS, or TTS_FAILURE
+    virtual tts_result getLanguage(char *language, char *country, char *variant);
+
+    // Notifies the engine what audio parameters should be used for the synthesis.
+    // This is meant to be used as a hint, the engine implementation will set the output values
+    // to those of the synthesis format, based on a given hint.
+    // @param[inout] encoding in: the desired audio sample format
+    //                         out: the format used by the TTS engine
+    // @param[inout] rate in: the desired audio sample rate
+    //                         out: the sample rate used by the TTS engine
+    // @param[inout] channels in: the desired number of audio channels
+    //                         out: the number of channels used by the TTS engine
+    // @return TTS_SUCCESS, or TTS_FAILURE
+    virtual tts_result setAudioFormat(AudioSystem::audio_format& encoding, uint32_t& rate,
+            int& channels);
 
     // Set a property for the the TTS engine
     // "size" is the maximum size of "value" for properties "property"
diff --git a/include/ui/Camera.h b/include/ui/Camera.h
index bbc21c4..97e0e90 100644
--- a/include/ui/Camera.h
+++ b/include/ui/Camera.h
@@ -63,16 +63,12 @@
 #define FRAME_CALLBACK_FLAG_CAMERA                   0x05
 #define FRAME_CALLBACK_FLAG_BARCODE_SCANNER          0x07
 
-// msgType in notifyCallback function
+// msgType in notifyCallback and dataCallback functions
 enum {
-    CAMERA_MSG_ERROR,
+    CAMERA_MSG_ERROR = 0,
     CAMERA_MSG_SHUTTER,
     CAMERA_MSG_FOCUS,
-    CAMERA_MSG_ZOOM
-};
-
-// msgType in dataCallback function
-enum {
+    CAMERA_MSG_ZOOM,
     CAMERA_MSG_PREVIEW_FRAME,
     CAMERA_MSG_VIDEO_FRAME,
     CAMERA_MSG_POSTVIEW_FRAME,
diff --git a/include/utils/ResourceTypes.h b/include/utils/ResourceTypes.h
index f1029b7..5c41ead 100644
--- a/include/utils/ResourceTypes.h
+++ b/include/utils/ResourceTypes.h
@@ -866,7 +866,7 @@
             uint8_t keyboard;
             uint8_t navigation;
             uint8_t inputFlags;
-            uint8_t pad0;
+            uint8_t inputPad0;
         };
         uint32_t input;
     };
@@ -905,6 +905,23 @@
         uint32_t version;
     };
     
+    enum {
+        SCREENLAYOUT_ANY  = 0x0000,
+        SCREENLAYOUT_SMALL = 0x0001,
+        SCREENLAYOUT_NORMAL = 0x0002,
+        SCREENLAYOUT_LARGE = 0x0003,
+    };
+    
+    union {
+        struct {
+            uint8_t screenLayout;
+            uint8_t screenConfigPad0;
+            uint8_t screenConfigPad1;
+            uint8_t screenConfigPad2;
+        };
+        uint32_t screenConfig;
+    };
+    
     inline void copyFromDeviceNoSwap(const ResTable_config& o) {
         const size_t size = dtohl(o.size);
         if (size >= sizeof(ResTable_config)) {
@@ -950,6 +967,8 @@
         diff = (int32_t)(screenSize - o.screenSize);
         if (diff != 0) return diff;
         diff = (int32_t)(version - o.version);
+        if (diff != 0) return diff;
+        diff = (int32_t)(screenLayout - o.screenLayout);
         return (int)diff;
     }
     
@@ -967,7 +986,8 @@
         CONFIG_ORIENTATION = 0x0080,
         CONFIG_DENSITY = 0x0100,
         CONFIG_SCREEN_SIZE = 0x0200,
-        CONFIG_VERSION = 0x0400
+        CONFIG_VERSION = 0x0400,
+        CONFIG_SCREEN_LAYOUT = 0x0800
     };
     
     // Compare two configuration, returning CONFIG_* flags set for each value
@@ -985,6 +1005,7 @@
         if (navigation != o.navigation) diffs |= CONFIG_NAVIGATION;
         if (screenSize != o.screenSize) diffs |= CONFIG_SCREEN_SIZE;
         if (version != o.version) diffs |= CONFIG_VERSION;
+        if (screenLayout != o.screenLayout) diffs |= CONFIG_SCREEN_LAYOUT;
         return diffs;
     }
     
@@ -1062,6 +1083,13 @@
             }
         }
 
+        if (screenConfig || o.screenConfig) {
+            if (screenLayout != o.screenLayout) {
+                if (!screenLayout) return false;
+                if (!o.screenLayout) return true;
+            }
+        }
+
         if (version || o.version) {
             if (sdkVersion != o.sdkVersion) {
                 if (!sdkVersion) return false;
@@ -1191,6 +1219,12 @@
                 }
             }
 
+            if (screenConfig || o.screenConfig) {
+                if ((screenLayout != o.screenLayout) && requested->screenLayout) {
+                    return (screenLayout);
+                }
+            }
+
             if (version || o.version) {
                 if ((sdkVersion != o.sdkVersion) && requested->sdkVersion) {
                     return (sdkVersion);
@@ -1282,6 +1316,12 @@
                 return false;
             }
         }
+        if (screenConfig != 0) {
+            if (settings.screenLayout != 0 && screenLayout != 0
+                && screenLayout != settings.screenLayout) {
+                return false;
+            }
+        }
         if (version != 0) {
             if (settings.sdkVersion != 0 && sdkVersion != 0
                 && sdkVersion != settings.sdkVersion) {
@@ -1310,13 +1350,13 @@
 
     String8 toString() const {
         char buf[200];
-        sprintf(buf, "imsi=%d/%d lang=%c%c reg=%c%c orient=0x%02x touch=0x%02x dens=0x%02x "
-                "kbd=0x%02x nav=0x%02x input=0x%02x screenW=0x%04x screenH=0x%04x vers=%d.%d",
+        sprintf(buf, "imsi=%d/%d lang=%c%c reg=%c%c orient=%d touch=%d dens=%d "
+                "kbd=%d nav=%d input=%d scrnW=%d scrnH=%d layout=%d vers=%d.%d",
                 mcc, mnc,
                 language[0] ? language[0] : '-', language[1] ? language[1] : '-',
                 country[0] ? country[0] : '-', country[1] ? country[1] : '-',
                 orientation, touchscreen, density, keyboard, navigation, inputFlags,
-                screenWidth, screenHeight, sdkVersion, minorVersion);
+                screenWidth, screenHeight, screenLayout, sdkVersion, minorVersion);
         return String8(buf);
     }
 };
diff --git a/include/utils/TimeUtils.h b/include/utils/TimeUtils.h
deleted file mode 100644
index b19e021..0000000
--- a/include/utils/TimeUtils.h
+++ /dev/null
@@ -1,89 +0,0 @@
-/*
- * Copyright (C) 2005 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ANDROID_TIME_H
-#define ANDROID_TIME_H
-
-#include <time.h>
-#include <cutils/tztime.h>
-#include <stdint.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <utils/String8.h>
-#include <utils/String16.h>
-
-namespace android {
-
-/*
- * This class is the core implementation of the android.util.Time java
- * class.  It doesn't implement some of the methods that are implemented
- * in Java.  They could be done here, but it's not expected that this class
- * will be used.  If that assumption is incorrect, feel free to update this
- * file.  The reason to do it here is to not mix the implementation of this
- * class and the jni glue code.
- */
-class Time
-{
-public:
-    struct tm t;
-
-    // this object doesn't own this string
-    const char *timezone;
-
-    enum {
-        SEC = 1,
-        MIN = 2,
-        HOUR = 3,
-        MDAY = 4,
-        MON = 5,
-        YEAR = 6,
-        WDAY = 7,
-        YDAY = 8
-    };
-
-    static int compare(Time& a, Time& b);
-
-    Time();
-
-    void switchTimezone(const char *timezone);
-    String8 format(const char *format, const struct strftime_locale *locale) const;
-    void format2445(short* buf, bool hasTime) const;
-    String8 toString() const;
-    void setToNow();
-    int64_t toMillis(bool ignoreDst);
-    void set(int64_t millis);
-
-    inline void set(int sec, int min, int hour, int mday, int mon, int year,
-            int isdst)
-    {
-        this->t.tm_sec = sec;
-        this->t.tm_min = min;
-        this->t.tm_hour = hour;
-        this->t.tm_mday = mday;
-        this->t.tm_mon = mon;
-        this->t.tm_year = year;
-        this->t.tm_isdst = isdst;
-#ifdef HAVE_TM_GMTOFF
-        this->t.tm_gmtoff = 0;
-#endif
-        this->t.tm_wday = 0;
-        this->t.tm_yday = 0;
-    }
-};
-
-}; // namespace android
-
-#endif // ANDROID_TIME_H
diff --git a/libs/surfaceflinger/VRamHeap.cpp b/libs/surfaceflinger/VRamHeap.cpp
index 68c0a5e..3b1b152 100644
--- a/libs/surfaceflinger/VRamHeap.cpp
+++ b/libs/surfaceflinger/VRamHeap.cpp
@@ -55,7 +55,7 @@
  * (PMEM is used for 2D acceleration)
  * 8 MB of address space per client should be enough.
  */
-static const int PMEM_SIZE = int(8 * 1024 * 1024);
+static const int PMEM_SIZE = int(16 * 1024 * 1024);
 
 int SurfaceHeapManager::global_pmem_heap = 0;
 
@@ -79,7 +79,11 @@
         mPMemHeap = new PMemHeap(device, PMEM_SIZE);
         if (mPMemHeap->base() == MAP_FAILED) {
             mPMemHeap.clear();
-            global_pmem_heap = 0;
+            mPMemHeap = new PMemHeap(device, PMEM_SIZE/2);
+            if (mPMemHeap->base() == MAP_FAILED) {
+                mPMemHeap.clear();
+                global_pmem_heap = 0;
+            }
         }
     }
 }
diff --git a/libs/ui/Android.mk b/libs/ui/Android.mk
index 38ef8b9..49939ca 100644
--- a/libs/ui/Android.mk
+++ b/libs/ui/Android.mk
@@ -24,8 +24,7 @@
 	Region.cpp \
 	Surface.cpp \
 	SurfaceComposerClient.cpp \
-	SurfaceFlingerSynchro.cpp \
-	Time.cpp
+	SurfaceFlingerSynchro.cpp 
 
 LOCAL_SHARED_LIBRARIES := \
 	libcutils \
diff --git a/libs/ui/Camera.cpp b/libs/ui/Camera.cpp
index 33b99b9..a72d2c9 100644
--- a/libs/ui/Camera.cpp
+++ b/libs/ui/Camera.cpp
@@ -149,21 +149,21 @@
 status_t Camera::setPreviewDisplay(const sp<Surface>& surface)
 {
     LOGV("setPreviewDisplay");
-    if (surface == 0) {
-        LOGE("app passed NULL surface");
-        return NO_INIT;
-    }
     sp <ICamera> c = mCamera;
     if (c == 0) return NO_INIT;
-    return c->setPreviewDisplay(surface->getISurface());
+    if (surface != 0) {
+        return c->setPreviewDisplay(surface->getISurface());
+    } else {
+        LOGD("app passed NULL surface");
+        return c->setPreviewDisplay(0);
+    }
 }
 
 status_t Camera::setPreviewDisplay(const sp<ISurface>& surface)
 {
     LOGV("setPreviewDisplay");
     if (surface == 0) {
-        LOGE("app passed NULL surface");
-        return NO_INIT;
+        LOGD("app passed NULL surface");
     }
     sp <ICamera> c = mCamera;
     if (c == 0) return NO_INIT;
@@ -171,7 +171,7 @@
 }
 
 
-// start preview mode, must call setPreviewDisplay first
+// start preview mode
 status_t Camera::startPreview()
 {
     LOGV("startPreview");
diff --git a/libs/ui/Time.cpp b/libs/ui/Time.cpp
deleted file mode 100644
index b553913..0000000
--- a/libs/ui/Time.cpp
+++ /dev/null
@@ -1,199 +0,0 @@
-#include <utils/TimeUtils.h>
-#include <stdio.h>
-#include <cutils/tztime.h>
-
-namespace android {
-
-static void
-dump(const Time& t)
-{
-    #ifdef HAVE_TM_GMTOFF
-        long tm_gmtoff = t.t.tm_gmtoff;
-    #else
-        long tm_gmtoff = 0;
-    #endif
-    printf("%04d-%02d-%02d %02d:%02d:%02d (%d,%ld,%d,%d)\n",
-            t.t.tm_year+1900, t.t.tm_mon+1, t.t.tm_mday,
-            t.t.tm_hour, t.t.tm_min, t.t.tm_sec,
-            t.t.tm_isdst, tm_gmtoff, t.t.tm_wday, t.t.tm_yday);
-}
-
-Time::Time()
-{
-    t.tm_sec = 0;
-    t.tm_min = 0;
-    t.tm_hour = 0;
-    t.tm_mday = 0;
-    t.tm_mon = 0;
-    t.tm_year = 0;
-    t.tm_wday = 0;
-    t.tm_yday = 0;
-    t.tm_isdst = -1; // we don't know, so let the C library determine
-    #ifdef HAVE_TM_GMTOFF
-        t.tm_gmtoff = 0;
-    #endif
-}
-
-
-#define COMPARE_FIELD(field) do { \
-        int diff = a.t.field - b.t.field; \
-        if (diff != 0) return diff; \
-    } while(0)
-
-int
-Time::compare(Time& a, Time& b)
-{
-    if (0 == strcmp(a.timezone, b.timezone)) {
-        // if the timezones are the same, we can easily compare the two
-        // times.  Otherwise, convert to milliseconds and compare that.
-        // This requires that object be normalized.
-        COMPARE_FIELD(tm_year);
-        COMPARE_FIELD(tm_mon);
-        COMPARE_FIELD(tm_mday);
-        COMPARE_FIELD(tm_hour);
-        COMPARE_FIELD(tm_min);
-        COMPARE_FIELD(tm_sec);
-        return 0;
-    } else {
-        int64_t am = a.toMillis(false /* use isDst */);
-        int64_t bm = b.toMillis(false /* use isDst */);
-        int64_t diff = am-bm;
-        return (diff < 0) ? -1 : ((diff > 0) ? 1 : 0);
-    }
-}
-
-static const int DAYS_PER_MONTH[] = {
-                        31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31
-                    };
-
-static inline int days_this_month(int year, int month)
-{
-    int n = DAYS_PER_MONTH[month];
-    if (n != 28) {
-        return n;
-    } else {
-        int y = year;
-        return ((y%4)==0&&((y%100)!=0||(y%400)==0)) ? 29 : 28;
-    }
-}
-
-void 
-Time::switchTimezone(const char* timezone)
-{
-    time_t seconds = mktime_tz(&(this->t), this->timezone);
-    localtime_tz(&seconds, &(this->t), timezone);
-}
-
-String8 
-Time::format(const char *format, const struct strftime_locale *locale) const
-{
-    char buf[257];
-    int n = strftime_tz(buf, 257, format, &(this->t), locale);
-    if (n > 0) {
-        return String8(buf);
-    } else {
-        return String8();
-    }
-}
-
-static inline short
-tochar(int n)
-{
-    return (n >= 0 && n <= 9) ? ('0'+n) : ' ';
-}
-
-static inline short
-next_char(int *m, int k)
-{
-    int n = *m / k;
-    *m = *m % k;
-    return tochar(n);
-}
-
-void
-Time::format2445(short* buf, bool hasTime) const
-{
-    int n;
-
-    n = t.tm_year+1900;
-    buf[0] = next_char(&n, 1000);
-    buf[1] = next_char(&n, 100);
-    buf[2] = next_char(&n, 10);
-    buf[3] = tochar(n);
-
-    n = t.tm_mon+1;
-    buf[4] = next_char(&n, 10);
-    buf[5] = tochar(n);
-
-    n = t.tm_mday;
-    buf[6] = next_char(&n, 10);
-    buf[7] = tochar(n);
-
-    if (hasTime) {
-      buf[8] = 'T';
-
-      n = t.tm_hour;
-      buf[9] = next_char(&n, 10);
-      buf[10] = tochar(n);
-      
-      n = t.tm_min;
-      buf[11] = next_char(&n, 10);
-      buf[12] = tochar(n);
-      
-      n = t.tm_sec;
-      buf[13] = next_char(&n, 10);
-      buf[14] = tochar(n);
-      bool inUtc = strcmp("UTC", timezone) == 0;
-      if (inUtc) {
-          buf[15] = 'Z';
-      }
-    }
-}
-
-String8 
-Time::toString() const
-{
-    String8 str;
-    char* s = str.lockBuffer(150);
-    #ifdef HAVE_TM_GMTOFF
-        long tm_gmtoff = t.tm_gmtoff;
-    #else
-        long tm_gmtoff = 0;
-    #endif
-    sprintf(s, "%04d%02d%02dT%02d%02d%02d%s(%d,%d,%ld,%d,%d)", 
-            t.tm_year+1900, t.tm_mon+1, t.tm_mday, t.tm_hour, t.tm_min,
-            t.tm_sec, timezone, t.tm_wday, t.tm_yday, tm_gmtoff, t.tm_isdst,
-            (int)(((Time*)this)->toMillis(false /* use isDst */)/1000));
-    str.unlockBuffer();
-    return str;
-}
-
-void 
-Time::setToNow()
-{
-    time_t seconds;
-    time(&seconds);
-    localtime_tz(&seconds, &(this->t), this->timezone);
-}
-
-int64_t 
-Time::toMillis(bool ignoreDst)
-{
-    if (ignoreDst) {
-        this->t.tm_isdst = -1;
-    }
-    int64_t r = mktime_tz(&(this->t), this->timezone);
-    if (r == -1)
-        return -1;
-    return r * 1000;
-}
-
-void 
-Time::set(int64_t millis)
-{
-    time_t seconds = millis / 1000;
-    localtime_tz(&seconds, &(this->t), this->timezone);
-}
-
-}; // namespace android
-
diff --git a/libs/utils/BackupData.cpp b/libs/utils/BackupData.cpp
index 0868cff..cce754a 100644
--- a/libs/utils/BackupData.cpp
+++ b/libs/utils/BackupData.cpp
@@ -107,7 +107,10 @@
     } else {
         k = key;
     }
-    LOGD("m_keyPrefix=%s key=%s k=%s", m_keyPrefix.string(), key.string(), k.string());
+    if (true) {
+        LOGD("Writing entity: prefix='%s' key='%s' dataSize=%d", m_keyPrefix.string(), key.string(),
+                dataSize);
+    }
 
     entity_header_v1 header;
     ssize_t keyLen;
diff --git a/libs/utils/BackupHelpers.cpp b/libs/utils/BackupHelpers.cpp
index 99a4abc..4ad9b51 100644
--- a/libs/utils/BackupHelpers.cpp
+++ b/libs/utils/BackupHelpers.cpp
@@ -68,11 +68,15 @@
 
 const static int CURRENT_METADATA_VERSION = 1;
 
-#if 1 // TEST_BACKUP_HELPERS
+#if 1
+#define LOGP(f, x...)
+#else
+#if TEST_BACKUP_HELPERS
 #define LOGP(f, x...) printf(f "\n", x)
 #else
 #define LOGP(x...) LOGD(x)
 #endif
+#endif
 
 const static int ROUND_UP[4] = { 0, 3, 2, 1 };
 
@@ -349,7 +353,6 @@
 
         err = stat(file, &st);
         if (err != 0) {
-            LOGW("Error stating file %s", file);
             r.deleted = true;
         } else {
             r.deleted = false;
diff --git a/libs/utils/ResourceTypes.cpp b/libs/utils/ResourceTypes.cpp
index e4f9f0f..7a33220 100644
--- a/libs/utils/ResourceTypes.cpp
+++ b/libs/utils/ResourceTypes.cpp
@@ -3919,7 +3919,7 @@
                         printf("      NON-INTEGER ResTable_type ADDRESS: %p\n", type);
                         continue;
                     }
-                    printf("      config %d lang=%c%c cnt=%c%c orien=%d touch=%d density=%d key=%d infl=%d nav=%d w=%d h=%d\n",
+                    printf("      config %d lang=%c%c cnt=%c%c orien=%d touch=%d density=%d key=%d infl=%d nav=%d w=%d h=%d lyt=%d\n",
                            (int)configIndex,
                            type->config.language[0] ? type->config.language[0] : '-',
                            type->config.language[1] ? type->config.language[1] : '-',
@@ -3932,7 +3932,8 @@
                            type->config.inputFlags,
                            type->config.navigation,
                            dtohs(type->config.screenWidth),
-                           dtohs(type->config.screenHeight));
+                           dtohs(type->config.screenHeight),
+                           type->config.screenLayout);
                     size_t entryCount = dtohl(type->entryCount);
                     uint32_t entriesStart = dtohl(type->entriesStart);
                     if ((entriesStart&0x3) != 0) {
diff --git a/vpn/java/android/net/vpn/IVpnService.aidl b/vpn/java/android/net/vpn/IVpnService.aidl
index 0e658df..fedccb0 100644
--- a/vpn/java/android/net/vpn/IVpnService.aidl
+++ b/vpn/java/android/net/vpn/IVpnService.aidl
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/vpn/java/android/net/vpn/L2tpIpsecProfile.java b/vpn/java/android/net/vpn/L2tpIpsecProfile.java
index 181619d..4ae2dec 100644
--- a/vpn/java/android/net/vpn/L2tpIpsecProfile.java
+++ b/vpn/java/android/net/vpn/L2tpIpsecProfile.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,15 +19,14 @@
 import android.os.Parcel;
 
 /**
- * The profile for L2TP-over-IPSec type of VPN.
+ * The profile for certificate-based L2TP-over-IPSec type of VPN.
  * {@hide}
  */
-public class L2tpIpsecProfile extends VpnProfile {
+public class L2tpIpsecProfile extends L2tpProfile {
     private static final long serialVersionUID = 1L;
 
     private String mUserCertificate;
     private String mCaCertificate;
-    private String mUserkey;
 
     @Override
     public VpnType getType() {
@@ -50,20 +49,11 @@
         return mUserCertificate;
     }
 
-    public void setUserkey(String name) {
-        mUserkey = name;
-    }
-
-    public String getUserkey() {
-        return mUserkey;
-    }
-
     @Override
     protected void readFromParcel(Parcel in) {
         super.readFromParcel(in);
         mCaCertificate = in.readString();
         mUserCertificate = in.readString();
-        mUserkey = in.readString();
     }
 
     @Override
@@ -71,6 +61,5 @@
         super.writeToParcel(parcel, flags);
         parcel.writeString(mCaCertificate);
         parcel.writeString(mUserCertificate);
-        parcel.writeString(mUserkey);
     }
 }
diff --git a/vpn/java/android/net/vpn/L2tpIpsecPskProfile.java b/vpn/java/android/net/vpn/L2tpIpsecPskProfile.java
new file mode 100644
index 0000000..7a03018
--- /dev/null
+++ b/vpn/java/android/net/vpn/L2tpIpsecPskProfile.java
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2009, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.vpn;
+
+import android.os.Parcel;
+
+/**
+ * The profile for pre-shared-key-based L2TP-over-IPSec type of VPN.
+ * {@hide}
+ */
+public class L2tpIpsecPskProfile extends L2tpProfile {
+    private static final long serialVersionUID = 1L;
+
+    private String mPresharedKey;
+
+    @Override
+    public VpnType getType() {
+        return VpnType.L2TP_IPSEC_PSK;
+    }
+
+    public void setPresharedKey(String key) {
+        mPresharedKey = key;
+    }
+
+    public String getPresharedKey() {
+        return mPresharedKey;
+    }
+
+    @Override
+    protected void readFromParcel(Parcel in) {
+        super.readFromParcel(in);
+        mPresharedKey = in.readString();
+    }
+
+    @Override
+    public void writeToParcel(Parcel parcel, int flags) {
+        super.writeToParcel(parcel, flags);
+        parcel.writeString(mPresharedKey);
+    }
+}
diff --git a/vpn/java/android/net/vpn/L2tpProfile.java b/vpn/java/android/net/vpn/L2tpProfile.java
index 59d4981..dbba0c5 100644
--- a/vpn/java/android/net/vpn/L2tpProfile.java
+++ b/vpn/java/android/net/vpn/L2tpProfile.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,8 @@
 
 package android.net.vpn;
 
+import android.os.Parcel;
+
 /**
  * The profile for L2TP type of VPN.
  * {@hide}
@@ -23,8 +25,44 @@
 public class L2tpProfile extends VpnProfile {
     private static final long serialVersionUID = 1L;
 
+    private boolean mSecret;
+    private String mSecretString;
+
     @Override
     public VpnType getType() {
         return VpnType.L2TP;
     }
+
+    /**
+     * Enables/disables the secret for authenticating tunnel connection.
+     */
+    public void setSecretEnabled(boolean enabled) {
+        mSecret = enabled;
+    }
+
+    public boolean isSecretEnabled() {
+        return mSecret;
+    }
+
+    public void setSecretString(String secret) {
+        mSecretString = secret;
+    }
+
+    public String getSecretString() {
+        return mSecretString;
+    }
+
+    @Override
+    protected void readFromParcel(Parcel in) {
+        super.readFromParcel(in);
+        mSecret = in.readInt() > 0;
+        mSecretString = in.readString();
+    }
+
+    @Override
+    public void writeToParcel(Parcel parcel, int flags) {
+        super.writeToParcel(parcel, flags);
+        parcel.writeInt(mSecret ? 1 : 0);
+        parcel.writeString(mSecretString);
+    }
 }
diff --git a/vpn/java/android/net/vpn/PptpProfile.java b/vpn/java/android/net/vpn/PptpProfile.java
new file mode 100644
index 0000000..c68bb71
--- /dev/null
+++ b/vpn/java/android/net/vpn/PptpProfile.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2009, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net.vpn;
+
+/**
+ * The profile for PPTP type of VPN.
+ * {@hide}
+ */
+public class PptpProfile extends VpnProfile {
+    private static final long serialVersionUID = 1L;
+
+    @Override
+    public VpnType getType() {
+        return VpnType.PPTP;
+    }
+}
diff --git a/vpn/java/android/net/vpn/VpnManager.java b/vpn/java/android/net/vpn/VpnManager.java
index 98795bd..dc70b26 100644
--- a/vpn/java/android/net/vpn/VpnManager.java
+++ b/vpn/java/android/net/vpn/VpnManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/vpn/java/android/net/vpn/VpnProfile.aidl b/vpn/java/android/net/vpn/VpnProfile.aidl
index ad34bfc..edeaef0 100644
--- a/vpn/java/android/net/vpn/VpnProfile.aidl
+++ b/vpn/java/android/net/vpn/VpnProfile.aidl
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/vpn/java/android/net/vpn/VpnProfile.java b/vpn/java/android/net/vpn/VpnProfile.java
index 9e24da4..bd6c809 100644
--- a/vpn/java/android/net/vpn/VpnProfile.java
+++ b/vpn/java/android/net/vpn/VpnProfile.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/vpn/java/android/net/vpn/VpnState.java b/vpn/java/android/net/vpn/VpnState.java
index 977d938..ebd9364 100644
--- a/vpn/java/android/net/vpn/VpnState.java
+++ b/vpn/java/android/net/vpn/VpnState.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/vpn/java/android/net/vpn/VpnType.java b/vpn/java/android/net/vpn/VpnType.java
index 91b0ea2..c7df943 100644
--- a/vpn/java/android/net/vpn/VpnType.java
+++ b/vpn/java/android/net/vpn/VpnType.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2007, The Android Open Source Project
+ * Copyright (C) 2009, The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,14 +21,21 @@
  * {@hide}
  */
 public enum VpnType {
-    L2TP_IPSEC("L2TP/IPSec", L2tpIpsecProfile.class),
-    L2TP("L2TP", L2tpProfile.class);
+    PPTP("PPTP", "", PptpProfile.class),
+    L2TP("L2TP", "", L2tpProfile.class),
+    L2TP_IPSEC_PSK("L2TP/IPSec PSK", "Pre-shared key based L2TP/IPSec VPN",
+            L2tpIpsecPskProfile.class),
+    L2TP_IPSEC("L2TP/IPSec CRT", "Certificate based L2TP/IPSec VPN",
+            L2tpIpsecProfile.class);
 
     private String mDisplayName;
+    private String mDescription;
     private Class<? extends VpnProfile> mClass;
 
-    VpnType(String displayName, Class<? extends VpnProfile> klass) {
+    VpnType(String displayName, String description,
+            Class<? extends VpnProfile> klass) {
         mDisplayName = displayName;
+        mDescription = description;
         mClass = klass;
     }
 
@@ -36,6 +43,10 @@
         return mDisplayName;
     }
 
+    public String getDescription() {
+        return mDescription;
+    }
+
     public Class<? extends VpnProfile> getProfileClass() {
         return mClass;
     }