diff --git a/include/utils/Binder.h b/include/binder/Binder.h
similarity index 96%
rename from include/utils/Binder.h
rename to include/binder/Binder.h
index b5b8d98..47b2bb9 100644
--- a/include/utils/Binder.h
+++ b/include/binder/Binder.h
@@ -17,7 +17,7 @@
 #ifndef ANDROID_BINDER_H
 #define ANDROID_BINDER_H
 
-#include <utils/IBinder.h>
+#include <binder/IBinder.h>
 
 // ---------------------------------------------------------------------------
 namespace android {
@@ -27,7 +27,7 @@
 public:
                         BBinder();
 
-    virtual String16    getInterfaceDescriptor() const;
+    virtual const String16& getInterfaceDescriptor() const;
     virtual bool        isBinderAlive() const;
     virtual status_t    pingBinder();
     virtual status_t    dump(int fd, const Vector<String16>& args);
@@ -71,6 +71,7 @@
 
             Extras*     mExtras;
             void*       mReserved0;
+    static  String16    sEmptyDescriptor;
 };
 
 // ---------------------------------------------------------------------------
diff --git a/include/utils/BpBinder.h b/include/binder/BpBinder.h
similarity index 94%
rename from include/utils/BpBinder.h
rename to include/binder/BpBinder.h
index 7b96e29..7ef93aa 100644
--- a/include/utils/BpBinder.h
+++ b/include/binder/BpBinder.h
@@ -17,7 +17,7 @@
 #ifndef ANDROID_BPBINDER_H
 #define ANDROID_BPBINDER_H
 
-#include <utils/IBinder.h>
+#include <binder/IBinder.h>
 #include <utils/KeyedVector.h>
 #include <utils/threads.h>
 
@@ -31,7 +31,7 @@
 
     inline  int32_t     handle() const { return mHandle; }
 
-    virtual String16    getInterfaceDescriptor() const;
+    virtual const String16&    getInterfaceDescriptor() const;
     virtual bool        isBinderAlive() const;
     virtual status_t    pingBinder();
     virtual status_t    dump(int fd, const Vector<String16>& args);
@@ -106,6 +106,7 @@
     };
 
             void                reportOneDeath(const Obituary& obit);
+            bool                isDescriptorCached() const;
 
     mutable Mutex               mLock;
             volatile int32_t    mAlive;
@@ -113,6 +114,7 @@
             Vector<Obituary>*   mObituaries;
             ObjectManager       mObjects;
             Parcel*             mConstantData;
+    mutable String16            mDescriptorCache;
 };
 
 }; // namespace android
diff --git a/include/utils/IBinder.h b/include/binder/IBinder.h
similarity index 97%
rename from include/utils/IBinder.h
rename to include/binder/IBinder.h
index 7370330..884b5c1 100644
--- a/include/utils/IBinder.h
+++ b/include/binder/IBinder.h
@@ -56,7 +56,7 @@
         FLAG_ONEWAY             = 0x00000001
     };
 
-    inline                  IBinder() { }
+                          IBinder();
 
     /**
      * Check if this IBinder implements the interface named by
@@ -69,7 +69,7 @@
      * Return the canonical name of the interface provided by this IBinder
      * object.
      */
-    virtual String16        getInterfaceDescriptor() const = 0;
+    virtual const String16& getInterfaceDescriptor() const = 0;
 
     virtual bool            isBinderAlive() const = 0;
     virtual status_t        pingBinder() = 0;
@@ -147,7 +147,7 @@
     virtual BpBinder*       remoteBinder();
 
 protected:
-    inline virtual          ~IBinder() { }
+    virtual          ~IBinder();
 
 private:
 };
diff --git a/include/utils/IInterface.h b/include/binder/IInterface.h
similarity index 82%
rename from include/utils/IInterface.h
rename to include/binder/IInterface.h
index 959722a..273d922 100644
--- a/include/utils/IInterface.h
+++ b/include/binder/IInterface.h
@@ -18,7 +18,7 @@
 #ifndef ANDROID_IINTERFACE_H
 #define ANDROID_IINTERFACE_H
 
-#include <utils/Binder.h>
+#include <binder/Binder.h>
 
 namespace android {
 
@@ -27,10 +27,12 @@
 class IInterface : public virtual RefBase
 {
 public:
+            IInterface();
             sp<IBinder>         asBinder();
             sp<const IBinder>   asBinder() const;
-
+            
 protected:
+    virtual                     ~IInterface();
     virtual IBinder*            onAsBinder() = 0;
 };
 
@@ -49,7 +51,7 @@
 {
 public:
     virtual sp<IInterface>      queryLocalInterface(const String16& _descriptor);
-    virtual String16            getInterfaceDescriptor() const;
+    virtual const String16&     getInterfaceDescriptor() const;
 
 protected:
     virtual IBinder*            onAsBinder();
@@ -72,11 +74,14 @@
 #define DECLARE_META_INTERFACE(INTERFACE)                               \
     static const String16 descriptor;                                   \
     static sp<I##INTERFACE> asInterface(const sp<IBinder>& obj);        \
-    virtual String16 getInterfaceDescriptor() const;                    \
+    virtual const String16& getInterfaceDescriptor() const;             \
+    I##INTERFACE();                                                     \
+    virtual ~I##INTERFACE();                                            \
+
 
 #define IMPLEMENT_META_INTERFACE(INTERFACE, NAME)                       \
     const String16 I##INTERFACE::descriptor(NAME);                      \
-    String16 I##INTERFACE::getInterfaceDescriptor() const {             \
+    const String16& I##INTERFACE::getInterfaceDescriptor() const {      \
         return I##INTERFACE::descriptor;                                \
     }                                                                   \
     sp<I##INTERFACE> I##INTERFACE::asInterface(const sp<IBinder>& obj)  \
@@ -92,9 +97,16 @@
         }                                                               \
         return intr;                                                    \
     }                                                                   \
+    I##INTERFACE::I##INTERFACE() { }                                    \
+    I##INTERFACE::~I##INTERFACE() { }                                   \
+
+
+#define CHECK_INTERFACE(interface, data, reply)                         \
+    if (!data.checkInterface(this)) { return PERMISSION_DENIED; }       \
+
 
 // ----------------------------------------------------------------------
-// No user-servicable parts after this...
+// No user-serviceable parts after this...
 
 template<typename INTERFACE>
 inline sp<IInterface> BnInterface<INTERFACE>::queryLocalInterface(
@@ -105,7 +117,7 @@
 }
 
 template<typename INTERFACE>
-inline String16 BnInterface<INTERFACE>::getInterfaceDescriptor() const
+inline const String16& BnInterface<INTERFACE>::getInterfaceDescriptor() const
 {
     return INTERFACE::getInterfaceDescriptor();
 }
diff --git a/include/utils/IMemory.h b/include/binder/IMemory.h
similarity index 94%
rename from include/utils/IMemory.h
rename to include/binder/IMemory.h
index 35a3fd7..ae042cb 100644
--- a/include/utils/IMemory.h
+++ b/include/binder/IMemory.h
@@ -23,7 +23,7 @@
 
 #include <utils/RefBase.h>
 #include <utils/Errors.h>
-#include <utils/IInterface.h>
+#include <binder/IInterface.h>
 
 namespace android {
 
@@ -59,6 +59,10 @@
             const Parcel& data,
             Parcel* reply,
             uint32_t flags = 0);
+    
+    BnMemoryHeap();
+protected:
+    virtual ~BnMemoryHeap();
 };
 
 // ----------------------------------------------------------------------------
@@ -85,6 +89,10 @@
             const Parcel& data,
             Parcel* reply,
             uint32_t flags = 0);
+
+    BnMemory();
+protected:
+    virtual ~BnMemory();
 };
 
 // ----------------------------------------------------------------------------
diff --git a/include/utils/IPCThreadState.h b/include/binder/IPCThreadState.h
similarity index 98%
rename from include/utils/IPCThreadState.h
rename to include/binder/IPCThreadState.h
index 0490fd3..78306b2 100644
--- a/include/utils/IPCThreadState.h
+++ b/include/binder/IPCThreadState.h
@@ -18,8 +18,8 @@
 #define ANDROID_IPC_THREAD_STATE_H
 
 #include <utils/Errors.h>
-#include <utils/Parcel.h>
-#include <utils/ProcessState.h>
+#include <binder/Parcel.h>
+#include <binder/ProcessState.h>
 #include <utils/Vector.h>
 
 #ifdef HAVE_WIN32_PROC
diff --git a/include/utils/IPermissionController.h b/include/binder/IPermissionController.h
similarity index 97%
rename from include/utils/IPermissionController.h
rename to include/binder/IPermissionController.h
index cb1dd34..f9d371b 100644
--- a/include/utils/IPermissionController.h
+++ b/include/binder/IPermissionController.h
@@ -18,7 +18,7 @@
 #ifndef ANDROID_IPERMISSION_CONTROLLER_H
 #define ANDROID_IPERMISSION_CONTROLLER_H
 
-#include <utils/IInterface.h>
+#include <binder/IInterface.h>
 
 namespace android {
 
diff --git a/include/utils/IServiceManager.h b/include/binder/IServiceManager.h
similarity index 94%
rename from include/utils/IServiceManager.h
rename to include/binder/IServiceManager.h
index e3d99fe..24e9e99 100644
--- a/include/utils/IServiceManager.h
+++ b/include/binder/IServiceManager.h
@@ -18,8 +18,8 @@
 #ifndef ANDROID_ISERVICE_MANAGER_H
 #define ANDROID_ISERVICE_MANAGER_H
 
-#include <utils/IInterface.h>
-#include <utils/IPermissionController.h>
+#include <binder/IInterface.h>
+#include <binder/IPermissionController.h>
 #include <utils/Vector.h>
 #include <utils/String16.h>
 
@@ -78,6 +78,8 @@
 bool checkCallingPermission(const String16& permission);
 bool checkCallingPermission(const String16& permission,
                             int32_t* outPid, int32_t* outUid);
+bool checkPermission(const String16& permission, pid_t pid, uid_t uid);
+
 
 // ----------------------------------------------------------------------
 
diff --git a/include/utils/MemoryBase.h b/include/binder/MemoryBase.h
similarity index 97%
rename from include/utils/MemoryBase.h
rename to include/binder/MemoryBase.h
index eb5a9d2..463e26d 100644
--- a/include/utils/MemoryBase.h
+++ b/include/binder/MemoryBase.h
@@ -20,7 +20,7 @@
 #include <stdlib.h>
 #include <stdint.h>
 
-#include <utils/IMemory.h>
+#include <binder/IMemory.h>
 
 
 namespace android {
diff --git a/include/utils/MemoryDealer.h b/include/binder/MemoryDealer.h
similarity index 91%
rename from include/utils/MemoryDealer.h
rename to include/binder/MemoryDealer.h
index 454b627..03ac70a 100644
--- a/include/utils/MemoryDealer.h
+++ b/include/binder/MemoryDealer.h
@@ -21,9 +21,9 @@
 #include <stdint.h>
 #include <sys/types.h>
 
-#include <utils/IMemory.h>
+#include <binder/IMemory.h>
 #include <utils/threads.h>
-#include <utils/MemoryHeapBase.h>
+#include <binder/MemoryHeapBase.h>
 
 namespace android {
 // ----------------------------------------------------------------------------
@@ -39,6 +39,10 @@
 public:
     // all values must be page-aligned
     virtual sp<IMemory> mapMemory(size_t offset, size_t size) = 0;
+
+    HeapInterface();
+protected:
+    virtual ~HeapInterface();
 };
 
 // ----------------------------------------------------------------------------
@@ -61,6 +65,10 @@
     virtual void        dump(const char* what, uint32_t flags = 0) const = 0;
     virtual void        dump(String8& res,
             const char* what, uint32_t flags = 0) const = 0;
+
+    AllocatorInterface();
+protected:
+    virtual ~AllocatorInterface();
 };
 
 // ----------------------------------------------------------------------------
@@ -71,6 +79,7 @@
 class SharedHeap : public HeapInterface, public MemoryHeapBase
 {
 public:
+                        SharedHeap();
                         SharedHeap(size_t size, uint32_t flags = 0, char const * name = NULL);
     virtual             ~SharedHeap();
     virtual sp<IMemory> mapMemory(size_t offset, size_t size);
@@ -117,13 +126,22 @@
             mFirst = mLast = newNode;
             newNode->prev = newNode->next = 0;
         } else {
-            insertBefore(mFirst, newNode);
+            newNode->prev = 0;
+            newNode->next = mFirst;
+            mFirst->prev = newNode;
+            mFirst = newNode;
         }
     }
     
     void insertTail(NODE* newNode) {
-        if (mLast == 0) insertBeginning(newNode);
-        else            insertAfter(mLast, newNode);
+        if (mLast == 0) {
+            insertHead(newNode);
+        } else {
+            newNode->prev = mLast;
+            newNode->next = 0;
+            mLast->next = newNode;
+            mLast = newNode;
+        }
     }
 
     NODE* remove(NODE* node) {
@@ -200,8 +218,6 @@
             const sp<HeapInterface>& heap,
             const sp<AllocatorInterface>& allocator);
 
-    virtual ~MemoryDealer();
-
     virtual sp<IMemory> allocate(size_t size, uint32_t flags = 0);
     virtual void        deallocate(size_t offset);
     virtual void        dump(const char* what, uint32_t flags = 0) const;
@@ -210,6 +226,9 @@
     sp<IMemoryHeap> getMemoryHeap() const { return heap(); }
     sp<AllocatorInterface> getAllocator() const { return allocator(); }
 
+protected:
+    virtual ~MemoryDealer();
+
 private:    
     const sp<HeapInterface>&        heap() const;
     const sp<AllocatorInterface>&   allocator() const;
diff --git a/include/utils/MemoryHeapBase.h b/include/binder/MemoryHeapBase.h
similarity index 91%
rename from include/utils/MemoryHeapBase.h
rename to include/binder/MemoryHeapBase.h
index 574acf4..d793c24 100644
--- a/include/utils/MemoryHeapBase.h
+++ b/include/binder/MemoryHeapBase.h
@@ -20,7 +20,7 @@
 #include <stdlib.h>
 #include <stdint.h>
 
-#include <utils/IMemory.h>
+#include <binder/IMemory.h>
 
 
 namespace android {
@@ -35,14 +35,15 @@
         MAP_ONCE = IMemoryHeap::MAP_ONCE,
         // memory won't be mapped locally, but will be mapped in the remote
         // process.
-        DONT_MAP_LOCALLY = 0x00000100
+        DONT_MAP_LOCALLY = 0x00000100,
+        NO_CACHING = 0x00000200
     };
 
     /* 
      * maps the memory referenced by fd. but DOESN'T take ownership
      * of the filedescriptor (it makes a copy with dup()
      */
-    MemoryHeapBase(int fd, size_t size, uint32_t flags = 0);
+    MemoryHeapBase(int fd, size_t size, uint32_t flags = 0, uint32_t offset = 0);
     
     /*
      * maps memory from the given device
@@ -82,7 +83,7 @@
             int flags = 0, const char* device = NULL);    
 
 private:
-    status_t mapfd(int fd, size_t size);
+    status_t mapfd(int fd, size_t size, uint32_t offset = 0);
 
     int         mFD;
     size_t      mSize;
diff --git a/include/utils/MemoryHeapPmem.h b/include/binder/MemoryHeapPmem.h
similarity index 95%
rename from include/utils/MemoryHeapPmem.h
rename to include/binder/MemoryHeapPmem.h
index 60335ad..dbf26ff 100644
--- a/include/utils/MemoryHeapPmem.h
+++ b/include/binder/MemoryHeapPmem.h
@@ -20,9 +20,9 @@
 #include <stdlib.h>
 #include <stdint.h>
 
-#include <utils/MemoryDealer.h>
-#include <utils/MemoryHeapBase.h>
-#include <utils/IMemory.h>
+#include <binder/MemoryDealer.h>
+#include <binder/MemoryHeapBase.h>
+#include <binder/IMemory.h>
 #include <utils/SortedVector.h>
 
 namespace android {
diff --git a/include/utils/Parcel.h b/include/binder/Parcel.h
similarity index 94%
rename from include/utils/Parcel.h
rename to include/binder/Parcel.h
index af1490a..ba6c711 100644
--- a/include/utils/Parcel.h
+++ b/include/binder/Parcel.h
@@ -57,7 +57,8 @@
 
     status_t            writeInterfaceToken(const String16& interface);
     bool                enforceInterface(const String16& interface) const;
-            
+    bool                checkInterface(IBinder*) const;    
+
     void                freeData();
 
     const size_t*       objects() const;
@@ -73,6 +74,7 @@
     status_t            writeInt64(int64_t val);
     status_t            writeFloat(float val);
     status_t            writeDouble(double val);
+    status_t            writeIntPtr(intptr_t val);
     status_t            writeCString(const char* str);
     status_t            writeString8(const String8& str);
     status_t            writeString16(const String16& str);
@@ -108,6 +110,8 @@
     status_t            readFloat(float *pArg) const;
     double              readDouble() const;
     status_t            readDouble(double *pArg) const;
+    intptr_t            readIntPtr() const;
+    status_t            readIntPtr(intptr_t *pArg) const;
 
     const char*         readCString() const;
     String8             readString8() const;
@@ -147,7 +151,7 @@
                                             release_func relFunc, void* relCookie);
     
     void                print(TextOutput& to, uint32_t flags = 0) const;
-    
+        
 private:
                         Parcel(const Parcel& o);
     Parcel&             operator=(const Parcel& o);
@@ -162,6 +166,14 @@
     void                initState();
     void                scanForFds() const;
                         
+    template<class T>
+    status_t            readAligned(T *pArg) const;
+
+    template<class T>   T readAligned() const;
+
+    template<class T>
+    status_t            writeAligned(T val);
+
     status_t            mError;
     uint8_t*            mData;
     size_t              mDataSize;
diff --git a/include/binder/Permission.h b/include/binder/Permission.h
new file mode 100644
index 0000000..9542d50
--- /dev/null
+++ b/include/binder/Permission.h
@@ -0,0 +1,68 @@
+/*
+ * 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.
+ */
+
+#ifndef BINDER_PERMISSION_H
+#define BINDER_PERMISSION_H
+
+#include <stdint.h>
+#include <unistd.h>
+
+#include <utils/SortedVector.h>
+#include <utils/String16.h>
+#include <utils/threads.h>
+
+namespace android {
+// ---------------------------------------------------------------------------
+
+/*
+ * Permission caches the result of the permission check for the given
+ * permission name and the provided uid/pid. It also handles a few
+ * known cases efficiently (caller is in the same process or is root).
+ * The package manager does something similar but lives in dalvik world
+ * and is therefore extremely slow to access.
+ */
+
+class Permission
+{
+public:
+            Permission(char const* name);
+            Permission(const String16& name);
+            Permission(const Permission& rhs);
+    virtual ~Permission();
+
+    bool operator < (const Permission& rhs) const;
+
+    // checks the current binder call's caller has access to this permission
+    bool checkCalling() const;
+    
+    // checks the specified pid/uid has access to this permission
+    bool check(pid_t pid, uid_t uid) const;
+    
+protected:
+    virtual bool doCheckPermission(pid_t pid, uid_t uid) const;
+
+private:
+    Permission& operator = (const Permission& rhs) const;
+    const String16 mPermissionName;
+    mutable SortedVector<uid_t> mGranted;
+    const pid_t mPid;
+    mutable Mutex mLock;
+};
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+
+#endif /* BINDER_PERMISSION_H */
diff --git a/include/utils/ProcessState.h b/include/binder/ProcessState.h
similarity index 98%
rename from include/utils/ProcessState.h
rename to include/binder/ProcessState.h
index 39584f4..feeb3c3 100644
--- a/include/utils/ProcessState.h
+++ b/include/binder/ProcessState.h
@@ -17,7 +17,7 @@
 #ifndef ANDROID_PROCESS_STATE_H
 #define ANDROID_PROCESS_STATE_H
 
-#include <utils/IBinder.h>
+#include <binder/IBinder.h>
 #include <utils/KeyedVector.h>
 #include <utils/String8.h>
 #include <utils/String16.h>
diff --git a/include/private/binder/Static.h b/include/private/binder/Static.h
new file mode 100644
index 0000000..5b0f9fc
--- /dev/null
+++ b/include/private/binder/Static.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2008 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.
+ */
+
+// All static variables go here, to control initialization and
+// destruction order in the library.
+
+#include <utils/threads.h>
+
+#include <binder/IBinder.h>
+#include <binder/IMemory.h>
+#include <binder/ProcessState.h>
+#include <binder/IPermissionController.h>
+#include <binder/IServiceManager.h>
+
+namespace android {
+
+// For ProcessState.cpp
+extern Mutex gProcessMutex;
+extern sp<ProcessState> gProcess;
+
+// For ServiceManager.cpp
+extern Mutex gDefaultServiceManagerLock;
+extern sp<IServiceManager> gDefaultServiceManager;
+extern sp<IPermissionController> gPermissionController;
+
+}   // namespace android
diff --git a/include/private/utils/binder_module.h b/include/private/binder/binder_module.h
similarity index 100%
rename from include/private/utils/binder_module.h
rename to include/private/binder/binder_module.h
diff --git a/include/private/opengles/gl_context.h b/include/private/opengles/gl_context.h
index a85f275..26cde38 100644
--- a/include/private/opengles/gl_context.h
+++ b/include/private/opengles/gl_context.h
@@ -26,10 +26,14 @@
 #endif
 
 #include <private/pixelflinger/ggl_context.h>
+#include <hardware/copybit.h>
+#include <hardware/gralloc.h>
 
 #include <GLES/gl.h>
 #include <GLES/glext.h>
 
+struct android_native_buffer_t;
+
 namespace android {
 
 const unsigned int OGLES_NUM_COMPRESSED_TEXTURE_FORMATS = 10;
@@ -39,7 +43,7 @@
 class EGLBufferObjectManager;
 
 namespace gl {
- 
+
 struct ogles_context_t;
 struct matrixx_t;
 struct transform_t;
@@ -96,7 +100,7 @@
 
 struct vertex_t {
     enum {
-        // these constant matter for our clipping 
+        // these constant matter for our clipping
         CLIP_L          = 0x0001,   // clipping flags
         CLIP_R          = 0x0002,
         CLIP_B          = 0x0004,
@@ -106,7 +110,7 @@
 
         EYE             = 0x0040,
         RESERVED        = 0x0080,
-        
+
         USER_CLIP_0     = 0x0100,   // user clipping flags
         USER_CLIP_1     = 0x0200,
         USER_CLIP_2     = 0x0400,
@@ -121,7 +125,7 @@
         USER_CLIP_ALL   = 0x3F00,
         CLIP_ALL        = 0x3F3F,
     };
-    
+
     // the fields below are arranged to minimize d-cache usage
     // we group together, by cache-line, the fields most likely to be used
 
@@ -130,7 +134,7 @@
     vec4_t          eye;
     };
     vec4_t          clip;
-    
+
     uint32_t        flags;
     size_t          index;  // cache tag, and vertex index
     GLfixed         fog;
@@ -142,7 +146,7 @@
     vec4_t          color;
     vec4_t          texture[GGL_TEXTURE_UNIT_COUNT];
     uint32_t        reserved1[4];
-    
+
     inline void clear() {
         flags = index = locked = mru = 0;
     }
@@ -199,7 +203,7 @@
     GLenum          indicesType;
     buffer_t const* array_buffer;
     buffer_t const* element_array_buffer;
-    
+
     void (*compileElements)(ogles_context_t*, vertex_t*, GLint, GLsizei);
     void (*compileElement)(ogles_context_t*, vertex_t*, GLint);
 
@@ -285,6 +289,7 @@
     vec4_t      normalizedObjPosition;
     vec4_t      spotDir;
     vec4_t      normalizedSpotDir;
+    vec4_t      objViewer;
     GLfixed     spotExp;
     GLfixed     spotCutoff;
     GLfixed     spotCutoffCosine;
@@ -410,7 +415,7 @@
     matrixx_t       matrix;
     uint32_t        flags;
     uint32_t        ops;
-    
+
     union {
         struct {
             void (*point2)(transform_t const* t, vec4_t*, vec4_t const*);
@@ -509,17 +514,17 @@
     GLint       x;
     GLint       y;
     GLsizei     w;
-    GLsizei     h; 
+    GLsizei     h;
     struct {
         GLint       x;
         GLint       y;
-    } surfaceport;  
+    } surfaceport;
     struct {
         GLint       x;
         GLint       y;
         GLsizei     w;
-        GLsizei     h; 
-    } scissor;  
+        GLsizei     h;
+    } scissor;
 };
 
 // ----------------------------------------------------------------------------
@@ -594,6 +599,14 @@
     void (*renderTriangle)(GL, vertex_t*, vertex_t*, vertex_t*);
 };
 
+struct copybits_context_t {
+    // A handle to the blit engine, if it exists, else NULL.
+    copybit_device_t*       blitEngine;
+    int32_t                 minScale;
+    int32_t                 maxScale;
+    android_native_buffer_t* drawSurfaceBuffer;
+};
+
 struct ogles_context_t {
     context_t               rasterizer;
     array_machine_t         arrays         __attribute__((aligned(32)));
@@ -617,6 +630,14 @@
     uint32_t                transformTextures : 1;
     EGLSurfaceManager*      surfaceManager;
     EGLBufferObjectManager* bufferObjectManager;
+
+    // copybits is only used if LIBAGL_USE_GRALLOC_COPYBITS is
+    // defined, but it is always present because ogles_context_t is a public
+    // struct that is used by clients of libagl. We want the size and offsets
+    // to stay the same, whether or not LIBAGL_USE_GRALLOC_COPYBITS is defined.
+
+    copybits_context_t      copybits;
+
     GLenum                  error;
 
     static inline ogles_context_t* get() {
diff --git a/include/private/ui/LayerState.h b/include/private/ui/LayerState.h
index b6fcd80..f1a2618 100644
--- a/include/private/ui/LayerState.h
+++ b/include/private/ui/LayerState.h
@@ -25,8 +25,6 @@
 #include <ui/ISurfaceFlingerClient.h>
 #include <ui/Region.h>
 
-#include <private/ui/SharedState.h>
-
 namespace android {
 
 class Parcel;
diff --git a/include/private/ui/RegionHelper.h b/include/private/ui/RegionHelper.h
new file mode 100644
index 0000000..8d76533
--- /dev/null
+++ b/include/private/ui/RegionHelper.h
@@ -0,0 +1,284 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_UI_PRIVATE_REGION_HELPER_H
+#define ANDROID_UI_PRIVATE_REGION_HELPER_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+namespace android {
+// ----------------------------------------------------------------------------
+
+template<typename RECT>
+class region_operator
+{
+    typedef typename RECT::value_type TYPE;    
+    static const TYPE max_value = 0x7FFFFFF;
+
+public:
+    /* 
+     * Common boolean operations:
+     * value is computed as 0b101 op 0b110
+     *    other boolean operation are possible, simply compute
+     *    their corresponding value with the above formulae and use
+     *    it when instantiating a region_operator.
+     */
+    static const uint32_t LHS = 0x5;  // 0b101
+    static const uint32_t RHS = 0x6;  // 0b110
+    enum {
+        op_nand = LHS & ~RHS,
+        op_and  = LHS &  RHS,
+        op_or   = LHS |  RHS,
+        op_xor  = LHS ^  RHS
+    };
+
+    struct region {
+        RECT const* rects;
+        size_t count;
+        TYPE dx;
+        TYPE dy;
+        inline region(const region& rhs) 
+            : rects(rhs.rects), count(rhs.count), dx(rhs.dx), dy(rhs.dy) { }
+        inline region(RECT const* r, size_t c) 
+            : rects(r), count(c), dx(), dy() { }
+        inline region(RECT const* r, size_t c, TYPE dx, TYPE dy) 
+            : rects(r), count(c), dx(dx), dy(dy) { }
+    };
+
+    class region_rasterizer {
+        friend class region_operator;
+        virtual void operator()(const RECT& rect) = 0;
+    public:
+        virtual ~region_rasterizer() { };
+    };
+    
+    inline region_operator(int op, const region& lhs, const region& rhs) 
+        : op_mask(op), spanner(lhs, rhs) 
+    {
+    }
+
+    void operator()(region_rasterizer& rasterizer) {
+        RECT current;
+        do {
+            SpannerInner spannerInner(spanner.lhs, spanner.rhs);
+            int inside = spanner.next(current.top, current.bottom);
+            spannerInner.prepare(inside);
+            do {
+                TYPE left, right;
+                int inside = spannerInner.next(current.left, current.right);
+                if ((op_mask >> inside) & 1) {
+                    if (current.left < current.right && 
+                            current.top < current.bottom) {
+                        rasterizer(current);
+                    }
+                }
+            } while(!spannerInner.isDone());
+        } while(!spanner.isDone());
+    }
+
+private:    
+    uint32_t op_mask;
+
+    class SpannerBase
+    {
+    public:
+        enum {
+            lhs_before_rhs   = 0,
+            lhs_after_rhs    = 1,
+            lhs_coincide_rhs = 2
+        };
+
+    protected:
+        TYPE lhs_head;
+        TYPE lhs_tail;
+        TYPE rhs_head;
+        TYPE rhs_tail;
+
+        inline int next(TYPE& head, TYPE& tail,
+                bool& more_lhs, bool& more_rhs) 
+        {
+            int inside;
+            more_lhs = false;
+            more_rhs = false;
+            if (lhs_head < rhs_head) {
+                inside = lhs_before_rhs;
+                head = lhs_head;
+                if (lhs_tail <= rhs_head) {
+                    tail = lhs_tail;
+                    more_lhs = true;
+                } else {
+                    lhs_head = rhs_head;
+                    tail = rhs_head;
+                }
+            } else if (rhs_head < lhs_head) {
+                inside = lhs_after_rhs;
+                head = rhs_head;
+                if (rhs_tail <= lhs_head) {
+                    tail = rhs_tail;
+                    more_rhs = true;
+                } else {
+                    rhs_head = lhs_head;
+                    tail = lhs_head;
+                }
+            } else {
+                inside = lhs_coincide_rhs;
+                head = lhs_head;
+                if (lhs_tail <= rhs_tail) {
+                    tail = rhs_head = lhs_tail;
+                    more_lhs = true;
+                }
+                if (rhs_tail <= lhs_tail) {
+                    tail = lhs_head = rhs_tail;
+                    more_rhs = true;
+                }
+            }
+            return inside;
+        }
+    };
+
+    class Spanner : protected SpannerBase 
+    {
+        friend class region_operator;
+        region lhs;
+        region rhs;
+
+    public:
+        inline Spanner(const region& lhs, const region& rhs)
+            : lhs(lhs), rhs(rhs) 
+        {
+            SpannerBase::lhs_head = lhs.rects->top      + lhs.dy;
+            SpannerBase::lhs_tail = lhs.rects->bottom   + lhs.dy;
+            SpannerBase::rhs_head = rhs.rects->top      + rhs.dy;
+            SpannerBase::rhs_tail = rhs.rects->bottom   + rhs.dy;
+        }
+
+        inline bool isDone() const {
+            return !rhs.count && !lhs.count;
+        }
+
+        inline int next(TYPE& top, TYPE& bottom) 
+        {
+            bool more_lhs = false;
+            bool more_rhs = false;
+            int inside = SpannerBase::next(top, bottom, more_lhs, more_rhs);
+            if (more_lhs) {
+                advance(lhs, SpannerBase::lhs_head, SpannerBase::lhs_tail);
+            }
+            if (more_rhs) {
+                advance(rhs, SpannerBase::rhs_head, SpannerBase::rhs_tail);
+            }
+            return inside;
+        }
+
+    private:
+        static inline 
+        void advance(region& reg, TYPE& aTop, TYPE& aBottom) {
+            // got to next span
+            size_t count = reg.count;
+            RECT const * rects = reg.rects;
+            RECT const * const end = rects + count;
+            const int top = rects->top;
+            while (rects != end && rects->top == top) {
+                rects++;
+                count--;
+            }
+            if (rects != end) {
+                aTop    = rects->top    + reg.dy;
+                aBottom = rects->bottom + reg.dy;
+            } else {
+                aTop    = max_value;
+                aBottom = max_value;
+            }
+            reg.rects = rects;
+            reg.count = count;
+        }
+    };
+
+    class SpannerInner : protected SpannerBase 
+    {
+        region lhs;
+        region rhs;
+        
+    public:
+        inline SpannerInner(const region& lhs, const region& rhs)
+            : lhs(lhs), rhs(rhs) 
+        {
+        }
+
+        inline void prepare(int inside) {
+            if (inside == SpannerBase::lhs_before_rhs) {
+                SpannerBase::lhs_head = lhs.rects->left  + lhs.dx;
+                SpannerBase::lhs_tail = lhs.rects->right + lhs.dx;
+                SpannerBase::rhs_head = max_value;
+                SpannerBase::rhs_tail = max_value;
+            } else if (inside == SpannerBase::lhs_after_rhs) {
+                SpannerBase::lhs_head = max_value;
+                SpannerBase::lhs_tail = max_value;
+                SpannerBase::rhs_head = rhs.rects->left  + rhs.dx;
+                SpannerBase::rhs_tail = rhs.rects->right + rhs.dx;
+            } else {
+                SpannerBase::lhs_head = lhs.rects->left  + lhs.dx;
+                SpannerBase::lhs_tail = lhs.rects->right + lhs.dx;
+                SpannerBase::rhs_head = rhs.rects->left  + rhs.dx;
+                SpannerBase::rhs_tail = rhs.rects->right + rhs.dx;
+            }
+        }
+
+        inline bool isDone() const {
+            return SpannerBase::lhs_head == max_value && 
+                   SpannerBase::rhs_head == max_value;
+        }
+
+        inline int next(TYPE& left, TYPE& right) 
+        {
+            bool more_lhs = false;
+            bool more_rhs = false;
+            int inside = SpannerBase::next(left, right, more_lhs, more_rhs);
+            if (more_lhs) {
+                advance(lhs, SpannerBase::lhs_head, SpannerBase::lhs_tail);
+            }
+            if (more_rhs) {
+                advance(rhs, SpannerBase::rhs_head, SpannerBase::rhs_tail);
+            }
+            return inside;
+        }
+
+    private:
+        static inline 
+        void advance(region& reg, TYPE& left, TYPE& right) {
+            if (reg.rects && reg.count) {
+                const int cur_span_top = reg.rects->top;
+                reg.rects++;
+                reg.count--;
+                if (!reg.count || reg.rects->top != cur_span_top) {
+                    left  = max_value;
+                    right = max_value;
+                } else {
+                    left  = reg.rects->left  + reg.dx;
+                    right = reg.rects->right + reg.dx;
+                }
+            }
+        }
+    };
+
+    Spanner spanner;
+};
+
+// ----------------------------------------------------------------------------
+};
+
+#endif /* ANDROID_UI_PRIVATE_REGION_HELPER_H */
diff --git a/include/private/ui/SharedBufferStack.h b/include/private/ui/SharedBufferStack.h
new file mode 100644
index 0000000..bbc1822
--- /dev/null
+++ b/include/private/ui/SharedBufferStack.h
@@ -0,0 +1,359 @@
+/*
+ * Copyright (C) 2007 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_UI_SHARED_BUFFER_STACK_H
+#define ANDROID_UI_SHARED_BUFFER_STACK_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <cutils/compiler.h>
+
+#include <utils/Debug.h>
+#include <utils/threads.h>
+#include <utils/String8.h>
+
+#include <ui/Rect.h>
+
+namespace android {
+// ---------------------------------------------------------------------------
+
+/*
+ * These classes manage a stack of buffers in shared memory.
+ * 
+ * SharedClient: represents a client with several stacks
+ * SharedBufferStack: represents a stack of buffers
+ * SharedBufferClient: manipulates the SharedBufferStack from the client side 
+ * SharedBufferServer: manipulates the SharedBufferStack from the server side 
+ *
+ * Buffers can be dequeued until there are none available, they can be locked
+ * unless they are in use by the server, which is only the case for the last 
+ * dequeue-able buffer. When these various conditions are not met, the caller
+ * waits until the condition is met.
+ *
+ * 
+ * CAVEATS:
+ * 
+ * In the current implementation there are several limitations:
+ * - buffers must be locked in the same order they've been dequeued
+ * - buffers must be enqueued in the same order they've been locked
+ * - dequeue() is not reentrant
+ * - no error checks are done on the condition above
+ * 
+ */
+
+// When changing these values, the COMPILE_TIME_ASSERT at the end of this
+// file need to be updated.
+const unsigned int NUM_LAYERS_MAX  = 31;
+const unsigned int NUM_BUFFER_MAX  = 4;
+const unsigned int NUM_DISPLAY_MAX = 4;
+
+// ----------------------------------------------------------------------------
+
+class Region;
+class SharedBufferStack;
+class SharedClient;
+
+// ----------------------------------------------------------------------------
+
+// should be 128 bytes (32 longs)
+class SharedBufferStack
+{
+    friend class SharedClient;
+    friend class SharedBufferBase;
+    friend class SharedBufferClient;
+    friend class SharedBufferServer;
+
+public:
+    struct FlatRegion { // 12 bytes
+        static const unsigned int NUM_RECT_MAX = 1;
+        uint32_t    count;
+        uint16_t    rects[4*NUM_RECT_MAX];
+    };
+    
+    struct Statistics { // 4 longs
+        typedef int32_t usecs_t;
+        usecs_t  totalTime;
+        usecs_t  reserved[3];
+    };
+    
+    SharedBufferStack();
+    void init(int32_t identity);
+    status_t setDirtyRegion(int buffer, const Region& reg);
+    Region getDirtyRegion(int buffer) const;
+
+    // these attributes are part of the conditions/updates
+    volatile int32_t head;      // server's current front buffer
+    volatile int32_t available; // number of dequeue-able buffers
+    volatile int32_t queued;    // number of buffers waiting for post
+    volatile int32_t inUse;     // buffer currently in use by SF
+    volatile status_t status;   // surface's status code
+
+    // not part of the conditions
+    volatile int32_t reallocMask;
+
+    int32_t     identity;       // surface's identity (const)
+    int32_t     reserved32[9];
+    Statistics  stats;
+    FlatRegion  dirtyRegion[NUM_BUFFER_MAX];    // 12*4=48 bytes
+};
+
+// ----------------------------------------------------------------------------
+
+// 4 KB max
+class SharedClient
+{
+public:
+    SharedClient();
+    ~SharedClient();
+
+    status_t validate(size_t token) const;
+    uint32_t getIdentity(size_t token) const;
+
+private:
+    friend class SharedBufferBase;
+    friend class SharedBufferClient;
+    friend class SharedBufferServer;
+
+    // FIXME: this should be replaced by a lock-less primitive
+    Mutex lock;
+    Condition cv;
+    SharedBufferStack surfaces[ NUM_LAYERS_MAX ];
+};
+
+// ============================================================================
+
+class SharedBufferBase
+{
+public:
+    SharedBufferBase(SharedClient* sharedClient, int surface, int num,
+            int32_t identity);
+    ~SharedBufferBase();
+    uint32_t getIdentity();
+    status_t getStatus() const;
+    size_t getFrontBuffer() const;
+    String8 dump(char const* prefix) const;
+
+protected:
+    SharedClient* const mSharedClient;
+    SharedBufferStack* const mSharedStack;
+    const int mNumBuffers;
+    const int mIdentity;
+
+    friend struct Update;
+    friend struct QueueUpdate;
+
+    struct ConditionBase {
+        SharedBufferStack& stack;
+        inline ConditionBase(SharedBufferBase* sbc) 
+            : stack(*sbc->mSharedStack) { }
+    };
+
+    struct UpdateBase {
+        SharedBufferStack& stack;
+        inline UpdateBase(SharedBufferBase* sbb) 
+            : stack(*sbb->mSharedStack) { }
+    };
+
+    template <typename T>
+    status_t waitForCondition(T condition);
+
+    template <typename T>
+    status_t updateCondition(T update);
+};
+
+template <typename T>
+status_t SharedBufferBase::waitForCondition(T condition) 
+{
+    const SharedBufferStack& stack( *mSharedStack );
+    SharedClient& client( *mSharedClient );
+    const nsecs_t TIMEOUT = s2ns(1);
+    Mutex::Autolock _l(client.lock);
+    while ((condition()==false) &&
+            (stack.identity == mIdentity) &&
+            (stack.status == NO_ERROR))
+    {
+        status_t err = client.cv.waitRelative(client.lock, TIMEOUT);
+        
+        // handle errors and timeouts
+        if (CC_UNLIKELY(err != NO_ERROR)) {
+            if (err == TIMED_OUT) {
+                if (condition()) {
+                    LOGE("waitForCondition(%s) timed out (identity=%d), "
+                        "but condition is true! We recovered but it "
+                        "shouldn't happen." , T::name(),
+                        stack.identity);
+                    break;
+                } else {
+                    LOGW("waitForCondition(%s) timed out "
+                        "(identity=%d, status=%d). "
+                        "CPU may be pegged. trying again.", T::name(),
+                        stack.identity, stack.status);
+                }
+            } else {
+                LOGE("waitForCondition(%s) error (%s) ",
+                        T::name(), strerror(-err));
+                return err;
+            }
+        }
+    }
+    return (stack.identity != mIdentity) ? status_t(BAD_INDEX) : stack.status;
+}
+
+
+template <typename T>
+status_t SharedBufferBase::updateCondition(T update) {
+    SharedClient& client( *mSharedClient );
+    Mutex::Autolock _l(client.lock);
+    ssize_t result = update();
+    client.cv.broadcast();    
+    return result;
+}
+
+// ----------------------------------------------------------------------------
+
+class SharedBufferClient : public SharedBufferBase
+{
+public:
+    SharedBufferClient(SharedClient* sharedClient, int surface, int num,
+            int32_t identity);
+
+    ssize_t dequeue();
+    status_t undoDequeue(int buf);
+    
+    status_t lock(int buf);
+    status_t queue(int buf);
+    bool needNewBuffer(int buffer) const;
+    status_t setDirtyRegion(int buffer, const Region& reg);
+    
+private:
+    friend struct Condition;
+    friend struct DequeueCondition;
+    friend struct LockCondition;
+    
+    int32_t computeTail() const;
+
+    struct QueueUpdate : public UpdateBase {
+        inline QueueUpdate(SharedBufferBase* sbb);
+        inline ssize_t operator()();
+    };
+
+    struct UndoDequeueUpdate : public UpdateBase {
+        inline UndoDequeueUpdate(SharedBufferBase* sbb);
+        inline ssize_t operator()();
+    };
+
+    // --
+
+    struct DequeueCondition : public ConditionBase {
+        inline DequeueCondition(SharedBufferClient* sbc);
+        inline bool operator()();
+        static inline const char* name() { return "DequeueCondition"; }
+    };
+
+    struct LockCondition : public ConditionBase {
+        int buf;
+        inline LockCondition(SharedBufferClient* sbc, int buf);
+        inline bool operator()();
+        static inline const char* name() { return "LockCondition"; }
+    };
+
+    int32_t tail;
+    // statistics...
+    nsecs_t mDequeueTime[NUM_BUFFER_MAX];
+};
+
+// ----------------------------------------------------------------------------
+
+class SharedBufferServer : public SharedBufferBase
+{
+public:
+    SharedBufferServer(SharedClient* sharedClient, int surface, int num,
+            int32_t identity);
+
+    ssize_t retireAndLock();
+    status_t unlock(int buffer);
+    void setStatus(status_t status);
+    status_t reallocate();
+    status_t assertReallocate(int buffer);
+    int32_t getQueuedCount() const;
+    
+    Region getDirtyRegion(int buffer) const;
+
+    SharedBufferStack::Statistics getStats() const;
+    
+
+private:
+    struct UnlockUpdate : public UpdateBase {
+        const int lockedBuffer;
+        inline UnlockUpdate(SharedBufferBase* sbb, int lockedBuffer);
+        inline ssize_t operator()();
+    };
+
+    struct RetireUpdate : public UpdateBase {
+        const int numBuffers;
+        inline RetireUpdate(SharedBufferBase* sbb, int numBuffers);
+        inline ssize_t operator()();
+    };
+
+    struct StatusUpdate : public UpdateBase {
+        const status_t status;
+        inline StatusUpdate(SharedBufferBase* sbb, status_t status);
+        inline ssize_t operator()();
+    };
+
+    struct ReallocateCondition : public ConditionBase {
+        int buf;
+        inline ReallocateCondition(SharedBufferBase* sbb, int buf);
+        inline bool operator()();
+        static inline const char* name() { return "ReallocateCondition"; }
+    };
+};
+
+// ===========================================================================
+
+struct display_cblk_t
+{
+    uint16_t    w;
+    uint16_t    h;
+    uint8_t     format;
+    uint8_t     orientation;
+    uint8_t     reserved[2];
+    float       fps;
+    float       density;
+    float       xdpi;
+    float       ydpi;
+    uint32_t    pad[2];
+};
+
+struct surface_flinger_cblk_t   // 4KB max
+{
+    uint8_t         connected;
+    uint8_t         reserved[3];
+    uint32_t        pad[7];
+    display_cblk_t  displays[NUM_DISPLAY_MAX];
+};
+
+// ---------------------------------------------------------------------------
+
+COMPILE_TIME_ASSERT(sizeof(SharedClient) <= 4096)
+COMPILE_TIME_ASSERT(sizeof(SharedBufferStack) == 128)
+COMPILE_TIME_ASSERT(sizeof(surface_flinger_cblk_t) <= 4096)
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+
+#endif /* ANDROID_UI_SHARED_BUFFER_STACK_H */
diff --git a/include/private/ui/SharedState.h b/include/private/ui/SharedState.h
deleted file mode 100644
index 546d0ad..0000000
--- a/include/private/ui/SharedState.h
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * Copyright (C) 2007 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_UI_SHARED_STATE_H
-#define ANDROID_UI_SHARED_STATE_H
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <utils/threads.h>
-
-namespace android {
-
-/*
- * These structures are shared between the composer process and its clients
- */
-
-// ---------------------------------------------------------------------------
-
-struct surface_info_t { // 4 longs, 16 bytes
-    enum {
-        eBufferDirty    = 0x01
-    };
-    uint16_t    w;
-    uint16_t    h;
-    uint16_t    stride;
-    uint16_t    bpr;
-    uint16_t    reserved;
-    uint8_t     format;
-    uint8_t     flags;
-    ssize_t     bits_offset;
-};
-
-// ---------------------------------------------------------------------------
-
-const uint32_t NUM_LAYERS_MAX = 31;
-
-enum { // layer_cblk_t swapState
-    eIndex              = 0x00000001,
-    eFlipRequested      = 0x00000002,
-    
-    eResizeBuffer0      = 0x00000004,
-    eResizeBuffer1      = 0x00000008,    
-    eResizeRequested    = eResizeBuffer0 | eResizeBuffer1,
-    
-    eBusy               = 0x00000010,
-    eLocked             = 0x00000020,
-    eNextFlipPending    = 0x00000040,    
-    eInvalidSurface     = 0x00000080
-};
-
-enum { // layer_cblk_t flags
-    eLayerNotPosted     = 0x00000001,
-    eNoCopyBack         = 0x00000002,
-    eReserved           = 0x0000007C,
-    eBufferIndexShift   = 7,
-    eBufferIndex        = 1<<eBufferIndexShift,
-};
-
-struct flat_region_t    // 40 bytes
-{
-    int32_t     count;
-    int16_t     l;
-    int16_t     t;
-    int16_t     r;
-    int16_t     b;
-    uint16_t    runs[14];
-};
-
-struct layer_cblk_t     // (128 bytes)
-{
-    volatile    int32_t             swapState;      //  4
-    volatile    int32_t             flags;          //  4
-    volatile    int32_t             identity;       //  4
-                int32_t             reserved;       //  4
-                surface_info_t      surface[2];     // 32
-                flat_region_t       region[2];      // 80
-
-    static inline int backBuffer(uint32_t state) {
-        return ((state & eIndex) ^ ((state & eFlipRequested)>>1));
-    }
-    static inline int frontBuffer(uint32_t state) {
-        return 1 - backBuffer(state);
-    }
-};
-
-// ---------------------------------------------------------------------------
-
-struct per_client_cblk_t   // 4KB max
-{
-                Mutex           lock;
-                Condition       cv;
-                layer_cblk_t    layers[NUM_LAYERS_MAX] __attribute__((aligned(32)));
-
-    enum {
-        BLOCKING = 0x00000001,
-        INSPECT  = 0x00000002
-    };
-
-    per_client_cblk_t();
-
-    // these functions are used by the clients
-    status_t validate(size_t i) const;
-    int32_t lock_layer(size_t i, uint32_t flags);
-    uint32_t unlock_layer_and_post(size_t i);
-    void unlock_layer(size_t i);
-};
-// ---------------------------------------------------------------------------
-
-const uint32_t NUM_DISPLAY_MAX = 4;
-
-struct display_cblk_t
-{
-    uint16_t    w;
-    uint16_t    h;
-    uint8_t     format;
-    uint8_t     orientation;
-    uint8_t     reserved[2];
-    float       fps;
-    float       density;
-    float       xdpi;
-    float       ydpi;
-    uint32_t    pad[2];
-};
-
-struct surface_flinger_cblk_t   // 4KB max
-{
-    surface_flinger_cblk_t();
-    
-    uint8_t         connected;
-    uint8_t         reserved[3];
-    uint32_t        pad[7];
- 
-    display_cblk_t  displays[NUM_DISPLAY_MAX];
-};
-
-// ---------------------------------------------------------------------------
-
-template<bool> struct CTA;
-template<> struct CTA<true> { };
-
-// compile-time assertions. just to avoid catastrophes.
-inline void compile_time_asserts() {
-    CTA<sizeof(layer_cblk_t) == 128> sizeof__layer_cblk_t__eq_128;
-    (void)sizeof__layer_cblk_t__eq_128; // we don't want a warning
-    CTA<sizeof(per_client_cblk_t) <= 4096> sizeof__per_client_cblk_t__le_4096;
-    (void)sizeof__per_client_cblk_t__le_4096;  // we don't want a warning
-    CTA<sizeof(surface_flinger_cblk_t) <= 4096> sizeof__surface_flinger_cblk_t__le_4096;
-    (void)sizeof__surface_flinger_cblk_t__le_4096;  // we don't want a warning
-}
-
-}; // namespace android
-
-#endif // ANDROID_UI_SHARED_STATE_H
-
diff --git a/include/private/ui/SurfaceFlingerSynchro.h b/include/private/ui/SurfaceFlingerSynchro.h
deleted file mode 100644
index ff91b61..0000000
--- a/include/private/ui/SurfaceFlingerSynchro.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/*
- * Copyright (C) 2008 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_SURFACE_FLINGER_SYNCHRO_H
-#define ANDROID_SURFACE_FLINGER_SYNCHRO_H
-
-#include <stdint.h>
-#include <sys/types.h>
-#include <utils/Errors.h>
-#include <utils/threads.h>
-#include <ui/ISurfaceComposer.h>
-
-namespace android {
-
-class SurfaceFlinger;
-
-class SurfaceFlingerSynchro
-{
-public:
-
-                // client constructor
-                SurfaceFlingerSynchro(const sp<ISurfaceComposer>& flinger);
-                ~SurfaceFlingerSynchro();
-    
-                // signal surfaceflinger for some work
-    status_t    signal();
-    
-private:
-    class Barrier {
-    public:
-        Barrier();
-        ~Barrier();
-        void open();
-        void close();
-        void waitAndClose();
-        status_t waitAndClose(nsecs_t timeout);
-    private:
-        enum { OPENED, CLOSED };
-        mutable     Mutex       lock;
-        mutable     Condition   cv;
-        volatile    int         state;
-    };
-
-    friend class SurfaceFlinger;
-
-                // server constructor
-                SurfaceFlingerSynchro();
-                
-    void        open();
-    
-                // wait until there is some work to do
-    status_t    wait();
-    status_t    wait(nsecs_t timeout);
-    
-    sp<ISurfaceComposer> mSurfaceComposer;
-    Barrier              mBarrier;
-};
-
-}; // namespace android
-
-#endif // ANDROID_SURFACE_FLINGER_SYNCHRO_H
-
diff --git a/include/utils/executablepath.h b/include/private/ui/android_natives_priv.h
similarity index 65%
rename from include/utils/executablepath.h
rename to include/private/ui/android_natives_priv.h
index c979432..6b9f524 100644
--- a/include/utils/executablepath.h
+++ b/include/private/ui/android_natives_priv.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008 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.
@@ -14,15 +14,4 @@
  * limitations under the License.
  */
 
-#ifndef _UTILS_EXECUTABLEPATH_H
-#define _UTILS_EXECUTABLEPATH_H
-
-#include <limits.h>
-
-// returns the path to this executable
-#if __cplusplus
-extern "C"
-#endif
-void executablepath(char s[PATH_MAX]);
-
-#endif // _UTILS_EXECUTABLEPATH_H
+#include <ui/android_native_buffer.h>
diff --git a/include/private/ui/sw_gralloc_handle.h b/include/private/ui/sw_gralloc_handle.h
new file mode 100644
index 0000000..b3d333e
--- /dev/null
+++ b/include/private/ui/sw_gralloc_handle.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2008 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_UI_PRIVATE_SW_GRALLOC_HANDLE_H
+#define ANDROID_UI_PRIVATE_SW_GRALLOC_HANDLE_H
+
+#include <stdint.h>
+#include <limits.h>
+#include <sys/cdefs.h>
+#include <hardware/gralloc.h>
+#include <errno.h>
+
+#include <cutils/native_handle.h>
+
+namespace android {
+
+/*****************************************************************************/
+
+struct sw_gralloc_handle_t : public native_handle 
+{
+    // file-descriptors
+    int     fd;
+    // ints
+    int     magic;
+    int     size;
+    int     base;
+    int     prot;
+    int     pid;
+
+    static const int sNumInts = 5;
+    static const int sNumFds = 1;
+    static const int sMagic = '_sgh';
+
+    sw_gralloc_handle_t() :
+        fd(-1), magic(sMagic), size(0), base(0), prot(0), pid(getpid())
+    {
+        version = sizeof(native_handle);
+        numInts = sNumInts;
+        numFds = sNumFds;
+    }
+    ~sw_gralloc_handle_t() {
+        magic = 0;
+    }
+
+    static int validate(const native_handle* h) {
+        const sw_gralloc_handle_t* hnd = (const sw_gralloc_handle_t*)h;
+        if (!h || h->version != sizeof(native_handle) ||
+                h->numInts != sNumInts || h->numFds != sNumFds ||
+                hnd->magic != sMagic) 
+        {
+            return -EINVAL;
+        }
+        return 0;
+    }
+
+    static status_t alloc(uint32_t w, uint32_t h, int format,
+            int usage, buffer_handle_t* handle, int32_t* stride);
+    static status_t free(sw_gralloc_handle_t* hnd);
+    static status_t registerBuffer(sw_gralloc_handle_t* hnd);
+    static status_t unregisterBuffer(sw_gralloc_handle_t* hnd);
+    static status_t lock(sw_gralloc_handle_t* hnd, int usage,
+            int l, int t, int w, int h, void** vaddr);
+    static status_t unlock(sw_gralloc_handle_t* hnd);
+};
+
+/*****************************************************************************/
+
+}; // namespace android
+
+#endif /* ANDROID_UI_PRIVATE_SW_GRALLOC_HANDLE_H */
diff --git a/include/private/utils/Static.h b/include/private/utils/Static.h
index f1439b7..d95ae0d 100644
--- a/include/private/utils/Static.h
+++ b/include/private/utils/Static.h
@@ -20,14 +20,6 @@
 #include <utils/threads.h>
 #include <utils/KeyedVector.h>
 
-#ifndef LIBUTILS_NATIVE
-#include <utils/IBinder.h>
-#include <utils/IMemory.h>
-#include <utils/ProcessState.h>
-#include <utils/IPermissionController.h>
-#include <utils/IServiceManager.h>
-#endif
-
 namespace android {
 // For TextStream.cpp
 extern Vector<int32_t> gTextBuffers;
@@ -40,19 +32,4 @@
 extern void initialize_string16();
 extern void terminate_string16();
 
-
-
-#ifndef LIBUTILS_NATIVE
-
-// For ProcessState.cpp
-extern Mutex gProcessMutex;
-extern sp<ProcessState> gProcess;
-
-// For ServiceManager.cpp
-extern Mutex gDefaultServiceManagerLock;
-extern sp<IServiceManager> gDefaultServiceManager;
-extern sp<IPermissionController> gPermissionController;
-
-#endif
-
 }   // namespace android
diff --git a/include/private/utils/futex_synchro.h b/include/private/utils/futex_synchro.h
deleted file mode 100644
index ac2ab1995..0000000
--- a/include/private/utils/futex_synchro.h
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright (C) 2008 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 _FUTEX_SYNCHRO_H
-#define _FUTEX_SYNCHRO_H
-
-#ifndef HAVE_FUTEX
-#error "HAVE_FUTEX not defined"
-#endif
-
-#define FUTEX_WAIT_INFINITE (0)
-
-typedef struct futex_mutex_t futex_mutex_t;
-
-struct futex_mutex_t 
-{
-    volatile int value;
-};
-
-typedef struct futex_cond_t futex_cond_t;
-
-struct futex_cond_t 
-{
-    volatile int value;
-};
-
-
-#if __cplusplus
-extern "C" {
-#endif
-
-void futex_mutex_init(futex_mutex_t *m);
-int futex_mutex_lock(futex_mutex_t *m, unsigned msec);
-void futex_mutex_unlock(futex_mutex_t *m);
-int futex_mutex_trylock(futex_mutex_t *m);
-
-void futex_cond_init(futex_cond_t *c);
-int futex_cond_wait(futex_cond_t *c, futex_mutex_t *m, unsigned msec);
-void futex_cond_signal(futex_cond_t *c);
-void futex_cond_broadcast(futex_cond_t *c);
-
-#if __cplusplus
-} // extern "C"
-#endif
-
-#endif // _FUTEX_SYNCHRO_H
-
diff --git a/include/tts/TtsEngine.h b/include/tts/TtsEngine.h
index 21cb73b..28b0d2f 100644
--- a/include/tts/TtsEngine.h
+++ b/include/tts/TtsEngine.h
@@ -43,7 +43,7 @@
 // @param [inout] void *&       - The userdata pointer set in the original
 //                                 synth call
 // @param [in]    uint32_t      - Track sampling rate in Hz
-// @param [in]    audio_format  - The AudioSystem::audio_format enum
+// @param [in]    uint32_t      - The audio format
 // @param [in]    int           - The number of channels
 // @param [inout] int8_t *&     - A buffer of audio data only valid during the
 //                                execution of the callback
@@ -54,7 +54,7 @@
 //         TTS_CALLBACK_CONTINUE to indicate the synthesis must continue if
 //            there is more data to produce.
 typedef tts_callback_status (synthDoneCB_t)(void *&, uint32_t,
-        AudioSystem::audio_format, int, int8_t *&, size_t&, tts_synth_status);
+        uint32_t, int, int8_t *&, size_t&, tts_synth_status);
 
 class TtsEngine;
 extern "C" TtsEngine* getTtsEngine();
@@ -80,6 +80,8 @@
 class TtsEngine
 {
 public:
+    virtual ~TtsEngine() {}
+
     // Initialize the TTS engine and returns whether initialization succeeded.
     // @param synthDoneCBPtr synthesis callback function pointer
     // @return TTS_SUCCESS, or TTS_FAILURE
diff --git a/include/ui/Camera.h b/include/ui/Camera.h
index afb07b5..5219772 100644
--- a/include/ui/Camera.h
+++ b/include/ui/Camera.h
@@ -66,15 +66,22 @@
 
 // msgType in notifyCallback and dataCallback functions
 enum {
-    CAMERA_MSG_ERROR = 0,
-    CAMERA_MSG_SHUTTER,
-    CAMERA_MSG_FOCUS,
-    CAMERA_MSG_ZOOM,
-    CAMERA_MSG_PREVIEW_FRAME,
-    CAMERA_MSG_VIDEO_FRAME,
-    CAMERA_MSG_POSTVIEW_FRAME,
-    CAMERA_MSG_RAW_IMAGE,
-    CAMERA_MSG_COMPRESSED_IMAGE
+    CAMERA_MSG_ERROR            = 0x001,
+    CAMERA_MSG_SHUTTER          = 0x002,
+    CAMERA_MSG_FOCUS            = 0x004,
+    CAMERA_MSG_ZOOM             = 0x008,
+    CAMERA_MSG_PREVIEW_FRAME    = 0x010,
+    CAMERA_MSG_VIDEO_FRAME      = 0x020,
+    CAMERA_MSG_POSTVIEW_FRAME   = 0x040,
+    CAMERA_MSG_RAW_IMAGE        = 0x080,
+    CAMERA_MSG_COMPRESSED_IMAGE = 0x100,
+    CAMERA_MSG_ALL_MSGS         = 0x1FF
+};
+
+// cmdType in sendCommand functions
+enum {
+    CAMERA_CMD_START_SMOOTH_ZOOM     = 1,
+    CAMERA_CMD_STOP_SMOOTH_ZOOM      = 2,
 };
 
 // camera fatal errors
@@ -142,6 +149,9 @@
             // autoFocus - status returned from callback
             status_t    autoFocus();
 
+            // cancel auto focus
+            status_t    cancelAutoFocus();
+
             // take a picture - picture returned from callback
             status_t    takePicture();
 
@@ -151,6 +161,9 @@
             // get preview/capture parameters - key/value pairs
             String8     getParameters() const;
 
+            // send command to camera driver
+            status_t    sendCommand(int32_t cmd, int32_t arg1, int32_t arg2);
+
             void        setListener(const sp<CameraListener>& listener);
             void        setPreviewCallbackFlags(int preview_callback_flag);
 
diff --git a/include/ui/CameraHardwareInterface.h b/include/ui/CameraHardwareInterface.h
index 822b4a8..240c134 100644
--- a/include/ui/CameraHardwareInterface.h
+++ b/include/ui/CameraHardwareInterface.h
@@ -17,30 +17,37 @@
 #ifndef ANDROID_HARDWARE_CAMERA_HARDWARE_INTERFACE_H
 #define ANDROID_HARDWARE_CAMERA_HARDWARE_INTERFACE_H
 
-#include <utils/IMemory.h>
+#include <binder/IMemory.h>
 #include <utils/RefBase.h>
+#include <ui/ISurface.h>
+#include <ui/Camera.h>
 #include <ui/CameraParameters.h>
 #include <ui/Overlay.h>
 
 namespace android {
+/**
+ *  The size of image for display.
+ */
+typedef struct image_rect_struct
+{
+  uint32_t width;      /* Image width */
+  uint32_t height;     /* Image height */
+} image_rect_type;
 
-/** Callback for startPreview() */
-typedef void (*preview_callback)(const sp<IMemory>& mem, void* user);
 
-/** Callback for startRecord() */
-typedef void (*recording_callback)(nsecs_t timestamp, const sp<IMemory>& mem, void* user);
+typedef void (*notify_callback)(int32_t msgType,
+                                int32_t ext1,
+                                int32_t ext2,
+                                void* user);
 
-/** Callback for takePicture() */
-typedef void (*shutter_callback)(void* user);
+typedef void (*data_callback)(int32_t msgType,
+                              const sp<IMemory>& dataPtr,
+                              void* user);
 
-/** Callback for takePicture() */
-typedef void (*raw_callback)(const sp<IMemory>& mem, void* user);
-
-/** Callback for takePicture() */
-typedef void (*jpeg_callback)(const sp<IMemory>& mem, void* user);
-
-/** Callback for autoFocus() */
-typedef void (*autofocus_callback)(bool focused, void* user);
+typedef void (*data_callback_timestamp)(nsecs_t timestamp,
+                                        int32_t msgType,
+                                        const sp<IMemory>& dataPtr,
+                                        void* user);
 
 /**
  * CameraHardwareInterface.h defines the interface to the
@@ -57,28 +64,21 @@
  *      CameraService calls getPreviewHeap() to establish access to the
  *      preview heap so it can be registered with SurfaceFlinger for
  *      efficient display updating while in preview mode.
- *   -# startPreview() is called, which is passed a preview_callback()
- *      function and a user parameter. The camera instance then periodically
- *      calls preview_callback() each time a new preview frame is available.
- *      The callback routine has two parameters: the first is a pointer to
- *      the IMemory containing the frame and the second a user parameter. If
- *      the preview_callback code needs to use this memory after returning,
- *      it must copy the data.
+ *   -# startPreview() is called.  The camera instance then periodically
+ *      sends the message CAMERA_MSG_PREVIEW_FRAME (if enabled) each time
+ *      a new preview frame is available.  If data callback code needs to use
+ *      this memory after returning, it must copy the data.
  *
- * Prior to taking a picture, CameraService calls autofocus() with
- * autofocus_callback() and a user parameter. When auto focusing has
- * completed, the camera instance calls autofocus_callback(), which informs
- * the application whether focusing was successful. The camera instance
- * only calls autofocus_callback() once and it is up to the application to
- * call autoFocus() again if refocusing is desired.
+ * Prior to taking a picture, CameraService calls autofocus(). When auto
+ * focusing has completed, the camera instance sends a CAMERA_MSG_FOCUS notification,
+ * which informs the application whether focusing was successful. The camera instance
+ * only sends this message once and it is up  to the application to call autoFocus()
+ * again if refocusing is desired.
  *
  * CameraService calls takePicture() to request the camera instance take a
- * picture. This method has two callbacks: raw_callback() and jpeg_callback().
- * When the raw image is available, raw_callback() is called with a pointer
- * to the IMemory containing the raw image. When the jpeg image is available,
- * jpeg_callback() is called with a pointer to the IMemory containing the
- * jpeg image. As with preview_callback(), the memory must be copied if it's
- * needed after returning.
+ * picture. At this point, if a shutter, postview, raw, and/or compressed callback
+ * is desired, the corresponding message must be enabled. As with CAMERA_MSG_PREVIEW_FRAME,
+ * any memory provided in a data callback must be copied if it's needed after returning.
  */
 class CameraHardwareInterface : public virtual RefBase {
 public:
@@ -90,17 +90,45 @@
     /** Return the IMemoryHeap for the raw image heap */
     virtual sp<IMemoryHeap>         getRawHeap() const = 0;
 
+    /** Set the notification and data callbacks */
+    virtual void setCallbacks(notify_callback notify_cb,
+                              data_callback data_cb,
+                              data_callback_timestamp data_cb_timestamp,
+                              void* user) = 0;
+
     /**
-     * Start preview mode. When a preview image is available
-     * preview_callback is called with the user parameter. The
-     * call back parameter may be null.
+     * The following three functions all take a msgtype,
+     * which is a bitmask of the messages defined in
+     * include/ui/Camera.h
      */
-    virtual status_t    startPreview(preview_callback cb, void* user) = 0;
+
+    /**
+     * Enable a message, or set of messages.
+     */
+    virtual void        enableMsgType(int32_t msgType) = 0;
+
+    /**
+     * Disable a message, or a set of messages.
+     */
+    virtual void        disableMsgType(int32_t msgType) = 0;
+
+    /**
+     * Query whether a message, or a set of messages, is enabled.
+     * Note that this is operates as an AND, if any of the messages
+     * queried are off, this will return false.
+     */
+    virtual bool        msgTypeEnabled(int32_t msgType) = 0;
+
+    /**
+     * Start preview mode.
+     */
+    virtual status_t    startPreview() = 0;
+
     /**
      * Only used if overlays are used for camera preview.
      */
-    virtual bool useOverlay() {return false;}
-    virtual status_t setOverlay(const sp<Overlay> &overlay) {return BAD_VALUE;}
+    virtual bool         useOverlay() {return false;}
+    virtual status_t     setOverlay(const sp<Overlay> &overlay) {return BAD_VALUE;}
 
     /**
      * Stop a previously started preview.
@@ -113,11 +141,11 @@
     virtual bool        previewEnabled() = 0;
 
     /**
-     * Start record mode. When a record image is available recording_callback()
-     * is called with the user parameter.  Every record frame must be released
+     * Start record mode. When a record image is available a CAMERA_MSG_VIDEO_FRAME
+     * message is sent with the corresponding frame. Every record frame must be released
      * by calling releaseRecordingFrame().
      */
-    virtual status_t    startRecording(recording_callback cb, void* user) = 0;
+    virtual status_t    startRecording() = 0;
 
     /**
      * Stop a previously started recording.
@@ -128,41 +156,37 @@
      * Returns true if recording is enabled.
      */
     virtual bool        recordingEnabled() = 0;
-    
+
     /**
-     * Release a record frame previously returned by the recording_callback()
-     * passed to startRecord().
+     * Release a record frame previously returned by CAMERA_MSG_VIDEO_FRAME.
      */
     virtual void        releaseRecordingFrame(const sp<IMemory>& mem) = 0;
 
     /**
-     * Start auto focus, the callback routine is called
-     * once when focusing is complete. autoFocus() will
-     * be called again if another auto focus is needed.
+     * Start auto focus, the notification callback routine is called
+     * with CAMERA_MSG_FOCUS once when focusing is complete. autoFocus()
+     * will be called again if another auto focus is needed.
      */
-    virtual status_t    autoFocus(autofocus_callback,
-                                  void* user) = 0;
+    virtual status_t    autoFocus() = 0;
 
     /**
-     * Take a picture. The raw_callback is called when
-     * the uncompressed image is available. The jpeg_callback
-     * is called when the compressed image is available. These
-     * call backs may be null. The user parameter is passed
-     * to each of the call back routines.
+     * Cancels auto-focus function. If the auto-focus is still in progress,
+     * this function will cancel it. Whether the auto-focus is in progress
+     * or not, this function will return the focus position to the default.
+     * If the camera does not support auto-focus, this is a no-op.
      */
-    virtual status_t    takePicture(shutter_callback,
-                                    raw_callback,
-                                    jpeg_callback,
-                                    void* user) = 0;
+    virtual status_t    cancelAutoFocus() = 0;
 
     /**
-     * Cancel a picture that was started with takePicture.  You may cancel any
-     * of the shutter, raw, or jpeg callbacks.  Calling this method when no
-     * picture is being taken is a no-op.
+     * Take a picture.
      */
-    virtual status_t    cancelPicture(bool cancel_shutter,
-                                      bool cancel_raw,
-                                      bool cancel_jpeg) = 0;
+    virtual status_t    takePicture() = 0;
+
+    /**
+     * Cancel a picture that was started with takePicture.  Calling this
+     * method when no picture is being taken is a no-op.
+     */
+    virtual status_t    cancelPicture() = 0;
 
     /** Set the camera parameters. */
     virtual status_t    setParameters(const CameraParameters& params) = 0;
@@ -171,11 +195,16 @@
     virtual CameraParameters  getParameters() const = 0;
 
     /**
+     * Send command to camera driver.
+     */
+    virtual status_t sendCommand(int32_t cmd, int32_t arg1, int32_t arg2) = 0;
+
+    /**
      * Release the hardware resources owned by this object.  Note that this is
      * *not* done in the destructor.
      */
     virtual void release() = 0;
-    
+
     /**
      * Dump state of the camera hardware
      */
diff --git a/include/ui/CameraParameters.h b/include/ui/CameraParameters.h
index 9ca1806..9e4e140 100644
--- a/include/ui/CameraParameters.h
+++ b/include/ui/CameraParameters.h
@@ -69,11 +69,205 @@
     void dump() const;
     status_t dump(int fd, const Vector<String16>& args) const;
 
+    // Parameter keys to communicate between camera application and driver.
+    // The access (read/write, read only, or write only) is viewed from the
+    // perspective of applications, not driver.
+
+    // Preview frame size in pixels (width x height).
+    // Example value: "480x320". Read/Write.
+    static const char KEY_PREVIEW_SIZE[];
+    // Supported preview frame sizes in pixels.
+    // Example value: "800x600,480x320". Read only.
+    static const char KEY_SUPPORTED_PREVIEW_SIZES[];
+    // The image format for preview frames.
+    // Example value: "yuv420sp" or PIXEL_FORMAT_XXX constants. Read/write.
+    static const char KEY_PREVIEW_FORMAT[];
+    // Supported image formats for preview frames.
+    // Example value: "yuv420sp,yuv422i-yuyv". Read only.
+    static const char KEY_SUPPORTED_PREVIEW_FORMATS[];
+    // Number of preview frames per second.
+    // Example value: "15". Read/write.
+    static const char KEY_PREVIEW_FRAME_RATE[];
+    // Supported number of preview frames per second.
+    // Example value: "24,15,10". Read.
+    static const char KEY_SUPPORTED_PREVIEW_FRAME_RATES[];
+    // The dimensions for captured pictures in pixels (width x height).
+    // Example value: "1024x768". Read/write.
+    static const char KEY_PICTURE_SIZE[];
+    // Supported dimensions for captured pictures in pixels.
+    // Example value: "2048x1536,1024x768". Read only.
+    static const char KEY_SUPPORTED_PICTURE_SIZES[];
+    // The image format for captured pictures.
+    // Example value: "jpeg" or PIXEL_FORMAT_XXX constants. Read/write.
+    static const char KEY_PICTURE_FORMAT[];
+    // Supported image formats for captured pictures.
+    // Example value: "jpeg,rgb565". Read only.
+    static const char KEY_SUPPORTED_PICTURE_FORMATS[];
+    // The width (in pixels) of EXIF thumbnail in Jpeg picture.
+    // Example value: "512". Read/write.
+    static const char KEY_JPEG_THUMBNAIL_WIDTH[];
+    // The height (in pixels) of EXIF thumbnail in Jpeg picture.
+    // Example value: "384". Read/write.
+    static const char KEY_JPEG_THUMBNAIL_HEIGHT[];
+    // Supported EXIF thumbnail sizes (width x height).
+    // Example value: "512x384,320x240". Read only.
+    static const char KEY_SUPPORTED_THUMBNAIL_SIZES[];
+    // The quality of the EXIF thumbnail in Jpeg picture. The range is 1 to 100,
+    // with 100 being the best.
+    // Example value: "90". Read/write.
+    static const char KEY_JPEG_THUMBNAIL_QUALITY[];
+    // Jpeg quality of captured picture. The range is 1 to 100, with 100 being
+    // the best.
+    // Example value: "90". Read/write.
+    static const char KEY_JPEG_QUALITY[];
+    // The orientation of the device in degrees. For example, suppose the
+    // natural position of the device is landscape. If the user takes a picture
+    // in landscape mode in 2048x1536 resolution, the rotation will be set to
+    // "0". If the user rotates the phone 90 degrees clockwise, the rotation
+    // should be set to "90".
+    // The camera driver can set orientation in the EXIF header without rotating
+    // the picture. Or the driver can rotate the picture and the EXIF thumbnail.
+    // If the Jpeg picture is rotated, the orientation in the EXIF header should
+    // be missing or 1 (row #0 is top and column #0 is left side). The driver
+    // should not set default value for this parameter.
+    // Example value: "0" or "90" or "180" or "270". Write only.
+    static const char KEY_ROTATION[];
+    // GPS latitude coordinate. This will be stored in JPEG EXIF header.
+    // Example value: "25.032146". Write only.
+    static const char KEY_GPS_LATITUDE[];
+    // GPS longitude coordinate. This will be stored in JPEG EXIF header.
+    // Example value: "121.564448". Write only.
+    static const char KEY_GPS_LONGITUDE[];
+    // GPS altitude. This will be stored in JPEG EXIF header.
+    // Example value: "21.0". Write only.
+    static const char KEY_GPS_ALTITUDE[];
+    // GPS timestamp (UTC in seconds since January 1, 1970). This should be
+    // stored in JPEG EXIF header.
+    // Example value: "1251192757". Write only.
+    static const char KEY_GPS_TIMESTAMP[];
+    // Current white balance setting.
+    // Example value: "auto" or WHITE_BALANCE_XXX constants. Read/write.
+    static const char KEY_WHITE_BALANCE[];
+    // Supported white balance settings.
+    // Example value: "auto,incandescent,daylight". Read only.
+    static const char KEY_SUPPORTED_WHITE_BALANCE[];
+    // Current color effect setting.
+    // Example value: "none" or EFFECT_XXX constants. Read/write.
+    static const char KEY_EFFECT[];
+    // Supported color effect settings.
+    // Example value: "none,mono,sepia". Read only.
+    static const char KEY_SUPPORTED_EFFECTS[];
+    // Current antibanding setting.
+    // Example value: "auto" or ANTIBANDING_XXX constants. Read/write.
+    static const char KEY_ANTIBANDING[];
+    // Supported antibanding settings.
+    // Example value: "auto,50hz,60hz,off". Read only.
+    static const char KEY_SUPPORTED_ANTIBANDING[];
+    // Current scene mode.
+    // Example value: "auto" or SCENE_MODE_XXX constants. Read/write.
+    static const char KEY_SCENE_MODE[];
+    // Supported scene mode settings.
+    // Example value: "auto,night,fireworks". Read only.
+    static const char KEY_SUPPORTED_SCENE_MODES[];
+    // Current flash mode.
+    // Example value: "auto" or FLASH_MODE_XXX constants. Read/write.
+    static const char KEY_FLASH_MODE[];
+    // Supported flash modes.
+    // Example value: "auto,on,off". Read only.
+    static const char KEY_SUPPORTED_FLASH_MODES[];
+    // Current focus mode. If the camera does not support auto-focus, the value
+    // should be FOCUS_MODE_FIXED. If the focus mode is not FOCUS_MODE_FIXED or
+    // or FOCUS_MODE_INFINITY, applications should call
+    // CameraHardwareInterface.autoFocus to start the focus.
+    // Example value: "auto" or FOCUS_MODE_XXX constants. Read/write.
+    static const char KEY_FOCUS_MODE[];
+    // Supported focus modes.
+    // Example value: "auto,macro,fixed". Read only.
+    static const char KEY_SUPPORTED_FOCUS_MODES[];
+
+        // Values for white balance settings.
+    static const char WHITE_BALANCE_AUTO[];
+    static const char WHITE_BALANCE_INCANDESCENT[];
+    static const char WHITE_BALANCE_FLUORESCENT[];
+    static const char WHITE_BALANCE_WARM_FLUORESCENT[];
+    static const char WHITE_BALANCE_DAYLIGHT[];
+    static const char WHITE_BALANCE_CLOUDY_DAYLIGHT[];
+    static const char WHITE_BALANCE_TWILIGHT[];
+    static const char WHITE_BALANCE_SHADE[];
+
+    // Values for effect settings.
+    static const char EFFECT_NONE[];
+    static const char EFFECT_MONO[];
+    static const char EFFECT_NEGATIVE[];
+    static const char EFFECT_SOLARIZE[];
+    static const char EFFECT_SEPIA[];
+    static const char EFFECT_POSTERIZE[];
+    static const char EFFECT_WHITEBOARD[];
+    static const char EFFECT_BLACKBOARD[];
+    static const char EFFECT_AQUA[];
+
+    // Values for antibanding settings.
+    static const char ANTIBANDING_AUTO[];
+    static const char ANTIBANDING_50HZ[];
+    static const char ANTIBANDING_60HZ[];
+    static const char ANTIBANDING_OFF[];
+
+    // Values for flash mode settings.
+    // Flash will not be fired.
+    static const char FLASH_MODE_OFF[];
+    // Flash will be fired automatically when required. The flash may be fired
+    // during preview, auto-focus, or snapshot depending on the driver.
+    static const char FLASH_MODE_AUTO[];
+    // Flash will always be fired during snapshot. The flash may also be
+    // fired during preview or auto-focus depending on the driver.
+    static const char FLASH_MODE_ON[];
+    // Flash will be fired in red-eye reduction mode.
+    static const char FLASH_MODE_RED_EYE[];
+    // Constant emission of light during preview, auto-focus and snapshot.
+    // This can also be used for video recording.
+    static const char FLASH_MODE_TORCH[];
+
+    // Values for scene mode settings.
+    static const char SCENE_MODE_AUTO[];
+    static const char SCENE_MODE_ACTION[];
+    static const char SCENE_MODE_PORTRAIT[];
+    static const char SCENE_MODE_LANDSCAPE[];
+    static const char SCENE_MODE_NIGHT[];
+    static const char SCENE_MODE_NIGHT_PORTRAIT[];
+    static const char SCENE_MODE_THEATRE[];
+    static const char SCENE_MODE_BEACH[];
+    static const char SCENE_MODE_SNOW[];
+    static const char SCENE_MODE_SUNSET[];
+    static const char SCENE_MODE_STEADYPHOTO[];
+    static const char SCENE_MODE_FIREWORKS[];
+    static const char SCENE_MODE_SPORTS[];
+    static const char SCENE_MODE_PARTY[];
+    static const char SCENE_MODE_CANDLELIGHT[];
+
+    // Formats for setPreviewFormat and setPictureFormat.
+    static const char PIXEL_FORMAT_YUV422SP[];
+    static const char PIXEL_FORMAT_YUV420SP[]; // NV21
+    static const char PIXEL_FORMAT_YUV422I[]; // YUY2
+    static const char PIXEL_FORMAT_RGB565[];
+    static const char PIXEL_FORMAT_JPEG[];
+
+    // Values for focus mode settings.
+    // Auto-focus mode.
+    static const char FOCUS_MODE_AUTO[];
+    // Focus is set at infinity. Applications should not call
+    // CameraHardwareInterface.autoFocus in this mode.
+    static const char FOCUS_MODE_INFINITY[];
+    static const char FOCUS_MODE_MACRO[];
+    // Focus is fixed. The camera is always in this mode if the focus is not
+    // adjustable. If the camera has auto-focus, this mode can fix the
+    // focus, which is usually at hyperfocal distance. Applications should
+    // not call CameraHardwareInterface.autoFocus in this mode.
+    static const char FOCUS_MODE_FIXED[];
+
 private:
     DefaultKeyedVector<String8,String8>    mMap;
 };
 
-
 }; // namespace android
 
 #endif
diff --git a/include/ui/EGLDisplaySurface.h b/include/ui/EGLDisplaySurface.h
deleted file mode 100644
index a8b5853..0000000
--- a/include/ui/EGLDisplaySurface.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (C) 2007 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_EGL_DISPLAY_SURFACE_H
-#define ANDROID_EGL_DISPLAY_SURFACE_H
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <utils/Timers.h>
-
-#include <ui/EGLNativeSurface.h>
-
-#include <pixelflinger/pixelflinger.h>
-#include <linux/fb.h>
-
-#include <EGL/egl.h>
-
-struct copybit_device_t;
-struct copybit_image_t;
-
-// ---------------------------------------------------------------------------
-namespace android {
-// ---------------------------------------------------------------------------
-
-class Region;
-class Rect;
-
-class EGLDisplaySurface : public EGLNativeSurface<EGLDisplaySurface>
-{
-public:
-    EGLDisplaySurface();
-    ~EGLDisplaySurface();
-    
-    int32_t getPageFlipCount() const;
-    void    copyFrontToBack(const Region& copyback);
-    void    copyFrontToImage(const copybit_image_t& dst);
-    void    copyBackToImage(const copybit_image_t& dst);
-    
-    void        setSwapRectangle(int l, int t, int w, int h);
-
-private:
-    static void         hook_incRef(NativeWindowType window);
-    static void         hook_decRef(NativeWindowType window);
-    static uint32_t     hook_swapBuffers(NativeWindowType window);
-     
-            uint32_t    swapBuffers();
-
-            status_t    mapFrameBuffer();
-
-            enum {
-                PAGE_FLIP = 0x00000001
-            };
-    GGLSurface          mFb[2];
-    int                 mIndex;
-    uint32_t            mFlags;
-    size_t              mSize;
-    fb_var_screeninfo   mInfo;
-    fb_fix_screeninfo   mFinfo;
-    int32_t             mPageFlipCount;
-    nsecs_t             mTime;
-    int32_t             mSwapCount;
-    nsecs_t             mSleep;
-    uint32_t            mFeatureFlags;
-    copybit_device_t*   mBlitEngine;
-};
-
-// ---------------------------------------------------------------------------
-}; // namespace android
-// ---------------------------------------------------------------------------
-
-#endif // ANDROID_EGL_DISPLAY_SURFACE_H
-
diff --git a/include/ui/EGLNativeWindowSurface.h b/include/ui/EGLNativeWindowSurface.h
deleted file mode 100644
index 3494234..0000000
--- a/include/ui/EGLNativeWindowSurface.h
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Copyright (C) 2007 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_EGL_NATIVE_WINDOW_SURFACE_H
-#define ANDROID_EGL_NATIVE_WINDOW_SURFACE_H
-
-#include <stdint.h>
-#include <sys/types.h>
-#include <ui/EGLNativeSurface.h>
-#include <EGL/egl.h>
-
-// ---------------------------------------------------------------------------
-namespace android {
-// ---------------------------------------------------------------------------
-
-class Surface;
-
-class EGLNativeWindowSurface : public EGLNativeSurface<EGLNativeWindowSurface>
-{
-public:
-    EGLNativeWindowSurface(const sp<Surface>& surface);
-    ~EGLNativeWindowSurface();
-
-    void        setSwapRectangle(int l, int t, int w, int h);
-
-private:
-    static void         hook_incRef(NativeWindowType window);
-    static void         hook_decRef(NativeWindowType window);
-    static uint32_t     hook_swapBuffers(NativeWindowType window);
-    static void         hook_connect(NativeWindowType window);
-    static void         hook_disconnect(NativeWindowType window);
-
-            uint32_t    swapBuffers();
-            void        connect();
-            void        disconnect();
-            
-            sp<Surface> mSurface;
-            bool        mConnected;
-};
-
-// ---------------------------------------------------------------------------
-}; // namespace android
-// ---------------------------------------------------------------------------
-
-#endif // ANDROID_EGL_NATIVE_WINDOW_SURFACE_H
-
diff --git a/include/ui/EGLUtils.h b/include/ui/EGLUtils.h
new file mode 100644
index 0000000..a5bff81
--- /dev/null
+++ b/include/ui/EGLUtils.h
@@ -0,0 +1,53 @@
+/*
+ * 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.
+ */
+
+
+#ifndef ANDROID_UI_EGLUTILS_H
+#define ANDROID_UI_EGLUTILS_H
+
+#include <utils/Errors.h>
+#include <ui/PixelFormat.h>
+#include <EGL/egl.h>
+
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+class EGLUtils
+{
+public:
+
+    static const char *strerror(EGLint err);
+
+    static status_t selectConfigForPixelFormat(
+            EGLDisplay dpy,
+            EGLint const* attrs,
+            PixelFormat format,
+            EGLConfig* outConfig);
+
+    static status_t selectConfigForNativeWindow(
+            EGLDisplay dpy,
+            EGLint const* attrs,
+            EGLNativeWindowType window,
+            EGLConfig* outConfig);
+};
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+// ----------------------------------------------------------------------------
+
+#endif /* ANDROID_UI_EGLUTILS_H */
diff --git a/include/ui/EventHub.h b/include/ui/EventHub.h
index 3848d8c..3b18c77 100644
--- a/include/ui/EventHub.h
+++ b/include/ui/EventHub.h
@@ -20,7 +20,10 @@
 
 #include <utils/String8.h>
 #include <utils/threads.h>
-#include <utils.h>
+#include <utils/Log.h>
+#include <utils/threads.h>
+#include <utils/List.h>
+#include <utils/Errors.h>
 
 #include <linux/input.h>
 
@@ -52,7 +55,9 @@
         CLASS_KEYBOARD      = 0x00000001,
         CLASS_ALPHAKEY      = 0x00000002,
         CLASS_TOUCHSCREEN   = 0x00000004,
-        CLASS_TRACKBALL     = 0x00000008
+        CLASS_TRACKBALL     = 0x00000008,
+        CLASS_TOUCHSCREEN_MT= 0x00000010,
+        CLASS_DPAD          = 0x00000020
     };
     uint32_t getDeviceClasses(int32_t deviceId) const;
     
@@ -70,6 +75,13 @@
     int getKeycodeState(int key) const;
     int getKeycodeState(int32_t deviceId, int key) const;
     
+    status_t scancodeToKeycode(int32_t deviceId, int scancode,
+            int32_t* outKeycode, uint32_t* outFlags) const;
+
+    // exclude a particular device from opening
+    // this can be used to ignore input devices for sensors
+    void addExcludedDevice(const char* deviceName);
+
     // special type codes when devices are added/removed.
     enum {
         DEVICE_ADDED = 0x10000000,
@@ -82,10 +94,9 @@
     virtual bool getEvent(int32_t* outDeviceId, int32_t* outType,
             int32_t* outScancode, int32_t* outKeycode, uint32_t *outFlags,
             int32_t* outValue, nsecs_t* outWhen);
-    
+
 protected:
     virtual ~EventHub();
-    virtual void onFirstRef();
     
 private:
     bool openPlatformInput(void);
@@ -108,17 +119,18 @@
         String8         keylayoutFilename;
         device_t*       next;
         
-        device_t(int32_t _id, const char* _path);
+        device_t(int32_t _id, const char* _path, const char* name);
         ~device_t();
     };
 
     device_t* getDevice(int32_t deviceId) const;
+    bool hasKeycode(device_t* device, int keycode) const;
     
     // Protect all internal state.
     mutable Mutex   mLock;
     
     bool            mHaveFirstKeyboard;
-    int32_t         mFirstKeyboardId; // the API is that the build in keyboard is id 0, so map it
+    int32_t         mFirstKeyboardId; // the API is that the built-in keyboard is id 0, so map it
     
     struct device_ent {
         device_t* device;
@@ -133,7 +145,10 @@
     device_t        **mDevices;
     struct pollfd   *mFDs;
     int             mFDCount;
-    
+
+    bool            mOpened;
+    List<String8>   mExcludedDevices;
+
     // device ids that report particular switches.
 #ifdef EV_SW
     int32_t         mSwitches[SW_MAX+1];
diff --git a/include/ui/FramebufferNativeWindow.h b/include/ui/FramebufferNativeWindow.h
new file mode 100644
index 0000000..8ea3ab9
--- /dev/null
+++ b/include/ui/FramebufferNativeWindow.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) 2007 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_FRAMEBUFFER_NATIVE_WINDOW_H
+#define ANDROID_FRAMEBUFFER_NATIVE_WINDOW_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <EGL/egl.h>
+
+#include <utils/threads.h>
+#include <ui/Rect.h>
+
+#include <pixelflinger/pixelflinger.h>
+
+#include <ui/egl/android_natives.h>
+
+
+extern "C" EGLNativeWindowType android_createDisplaySurface(void);
+
+// ---------------------------------------------------------------------------
+namespace android {
+// ---------------------------------------------------------------------------
+
+class Surface;
+class NativeBuffer;
+
+// ---------------------------------------------------------------------------
+
+class FramebufferNativeWindow 
+    : public EGLNativeBase<
+        android_native_window_t, 
+        FramebufferNativeWindow, 
+        LightRefBase<FramebufferNativeWindow> >
+{
+public:
+    FramebufferNativeWindow(); 
+
+    framebuffer_device_t const * getDevice() const { return fbDev; } 
+
+    bool isUpdateOnDemand() const { return mUpdateOnDemand; }
+    status_t setUpdateRectangle(const Rect& updateRect);
+    status_t compositionComplete();
+    
+private:
+    friend class LightRefBase<FramebufferNativeWindow>;    
+    ~FramebufferNativeWindow(); // this class cannot be overloaded
+    static int setSwapInterval(android_native_window_t* window, int interval);
+    static int dequeueBuffer(android_native_window_t* window, android_native_buffer_t** buffer);
+    static int lockBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
+    static int queueBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
+    static int query(android_native_window_t* window, int what, int* value);
+    static int perform(android_native_window_t* window, int operation, ...);
+    
+    framebuffer_device_t* fbDev;
+    alloc_device_t* grDev;
+
+    sp<NativeBuffer> buffers[2];
+    sp<NativeBuffer> front;
+    
+    mutable Mutex mutex;
+    Condition mCondition;
+    int32_t mNumBuffers;
+    int32_t mNumFreeBuffers;
+    int32_t mBufferHead;
+    bool mUpdateOnDemand;
+};
+    
+// ---------------------------------------------------------------------------
+}; // namespace android
+// ---------------------------------------------------------------------------
+
+#endif // ANDROID_FRAMEBUFFER_NATIVE_WINDOW_H
+
diff --git a/include/ui/GraphicBuffer.h b/include/ui/GraphicBuffer.h
new file mode 100644
index 0000000..b9c491b
--- /dev/null
+++ b/include/ui/GraphicBuffer.h
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2007 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_GRAPHIC_BUFFER_H
+#define ANDROID_GRAPHIC_BUFFER_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <ui/android_native_buffer.h>
+#include <ui/PixelFormat.h>
+#include <ui/Rect.h>
+#include <pixelflinger/pixelflinger.h>
+
+struct android_native_buffer_t;
+
+namespace android {
+
+class GraphicBufferMapper;
+class Parcel;
+
+// ===========================================================================
+// GraphicBuffer
+// ===========================================================================
+
+class GraphicBuffer
+    : public EGLNativeBase<
+        android_native_buffer_t, 
+        GraphicBuffer, 
+        LightRefBase<GraphicBuffer> >
+{
+public:
+
+    enum {
+        USAGE_SW_READ_NEVER     = GRALLOC_USAGE_SW_READ_NEVER,
+        USAGE_SW_READ_RARELY    = GRALLOC_USAGE_SW_READ_RARELY,
+        USAGE_SW_READ_OFTEN     = GRALLOC_USAGE_SW_READ_OFTEN,
+        USAGE_SW_READ_MASK      = GRALLOC_USAGE_SW_READ_MASK,
+        
+        USAGE_SW_WRITE_NEVER    = GRALLOC_USAGE_SW_WRITE_NEVER,
+        USAGE_SW_WRITE_RARELY   = GRALLOC_USAGE_SW_WRITE_RARELY,
+        USAGE_SW_WRITE_OFTEN    = GRALLOC_USAGE_SW_WRITE_OFTEN,
+        USAGE_SW_WRITE_MASK     = GRALLOC_USAGE_SW_WRITE_MASK,
+        
+        USAGE_SOFTWARE_MASK     = USAGE_SW_READ_MASK|USAGE_SW_WRITE_MASK,
+        
+        USAGE_HW_TEXTURE        = GRALLOC_USAGE_HW_TEXTURE,
+        USAGE_HW_RENDER         = GRALLOC_USAGE_HW_RENDER,
+        USAGE_HW_2D             = GRALLOC_USAGE_HW_2D,
+        USAGE_HW_MASK           = GRALLOC_USAGE_HW_MASK
+    };
+
+    GraphicBuffer();
+
+    // creates w * h buffer
+    GraphicBuffer(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage);
+
+    // create a buffer from an existing handle
+    GraphicBuffer(uint32_t w, uint32_t h, PixelFormat format, uint32_t usage,
+            uint32_t stride, native_handle_t* handle, bool keepOwnership);
+
+    // return status
+    status_t initCheck() const;
+
+    uint32_t getWidth() const           { return width; }
+    uint32_t getHeight() const          { return height; }
+    uint32_t getStride() const          { return stride; }
+    uint32_t getUsage() const           { return usage; }
+    PixelFormat getPixelFormat() const  { return format; }
+    Rect getBounds() const              { return Rect(width, height); }
+    
+    status_t reallocate(uint32_t w, uint32_t h, PixelFormat f, uint32_t usage);
+
+    status_t lock(uint32_t usage, void** vaddr);
+    status_t lock(uint32_t usage, const Rect& rect, void** vaddr);
+    status_t lock(GGLSurface* surface, uint32_t usage);
+    status_t unlock();
+    
+    android_native_buffer_t* getNativeBuffer() const;
+    
+    void setIndex(int index);
+    int getIndex() const;
+    void setVerticalStride(uint32_t vstride);
+    uint32_t getVerticalStride() const;
+
+protected:
+    GraphicBuffer(const Parcel& reply);
+    virtual ~GraphicBuffer();
+
+    enum {
+        ownNone   = 0,
+        ownHandle = 1,
+        ownData   = 2,
+    };
+
+    inline const GraphicBufferMapper& getBufferMapper() const { return mBufferMapper; }
+    inline GraphicBufferMapper& getBufferMapper() { return mBufferMapper; }
+    uint8_t mOwner;
+
+private:
+    friend class Surface;
+    friend class BpSurface;
+    friend class BnSurface;
+    friend class LightRefBase<GraphicBuffer>;
+    GraphicBuffer(const GraphicBuffer& rhs);
+    GraphicBuffer& operator = (const GraphicBuffer& rhs);
+    const GraphicBuffer& operator = (const GraphicBuffer& rhs) const;
+
+    status_t initSize(uint32_t w, uint32_t h, PixelFormat format, 
+            uint32_t usage);
+
+    static status_t writeToParcel(Parcel* reply, 
+            android_native_buffer_t const* buffer);
+
+    GraphicBufferMapper& mBufferMapper;
+    ssize_t mInitCheck;
+    uint32_t mVStride;
+    int mIndex;
+};
+
+}; // namespace android
+
+#endif // ANDROID_GRAPHIC_BUFFER_H
diff --git a/include/ui/GraphicBufferAllocator.h b/include/ui/GraphicBufferAllocator.h
new file mode 100644
index 0000000..be9c79b
--- /dev/null
+++ b/include/ui/GraphicBufferAllocator.h
@@ -0,0 +1,96 @@
+/* 
+**
+** Copyright 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.
+*/
+
+#ifndef ANDROID_BUFFER_ALLOCATOR_H
+#define ANDROID_BUFFER_ALLOCATOR_H
+
+#include <stdint.h>
+
+#include <cutils/native_handle.h>
+
+#include <utils/Errors.h>
+#include <utils/KeyedVector.h>
+#include <utils/threads.h>
+#include <utils/Singleton.h>
+
+#include <ui/PixelFormat.h>
+
+#include <hardware/gralloc.h>
+
+
+namespace android {
+// ---------------------------------------------------------------------------
+
+class String8;
+
+class GraphicBufferAllocator : public Singleton<GraphicBufferAllocator>
+{
+public:
+    enum {
+        USAGE_SW_READ_NEVER     = GRALLOC_USAGE_SW_READ_NEVER,
+        USAGE_SW_READ_RARELY    = GRALLOC_USAGE_SW_READ_RARELY,
+        USAGE_SW_READ_OFTEN     = GRALLOC_USAGE_SW_READ_OFTEN,
+        USAGE_SW_READ_MASK      = GRALLOC_USAGE_SW_READ_MASK,
+        
+        USAGE_SW_WRITE_NEVER    = GRALLOC_USAGE_SW_WRITE_NEVER,
+        USAGE_SW_WRITE_RARELY   = GRALLOC_USAGE_SW_WRITE_RARELY,
+        USAGE_SW_WRITE_OFTEN    = GRALLOC_USAGE_SW_WRITE_OFTEN,
+        USAGE_SW_WRITE_MASK     = GRALLOC_USAGE_SW_WRITE_MASK,
+        
+        USAGE_SOFTWARE_MASK     = USAGE_SW_READ_MASK|USAGE_SW_WRITE_MASK,
+        
+        USAGE_HW_TEXTURE        = GRALLOC_USAGE_HW_TEXTURE,
+        USAGE_HW_RENDER         = GRALLOC_USAGE_HW_RENDER,
+        USAGE_HW_2D             = GRALLOC_USAGE_HW_2D,
+        USAGE_HW_MASK           = GRALLOC_USAGE_HW_MASK
+    };
+
+    static inline GraphicBufferAllocator& get() { return getInstance(); }
+    
+
+    status_t alloc(uint32_t w, uint32_t h, PixelFormat format, int usage,
+            buffer_handle_t* handle, int32_t* stride);
+
+    status_t free(buffer_handle_t handle);
+
+    void dump(String8& res) const;
+
+private:
+    struct alloc_rec_t {
+        uint32_t w;
+        uint32_t h;
+        PixelFormat format;
+        uint32_t usage;
+        void* vaddr;
+        size_t size;
+    };
+    
+    static Mutex sLock;
+    static KeyedVector<buffer_handle_t, alloc_rec_t> sAllocList;
+    
+    friend class Singleton<GraphicBufferAllocator>;
+    GraphicBufferAllocator();
+    ~GraphicBufferAllocator();
+    
+    mutable Mutex mLock;
+    alloc_device_t  *mAllocDev;
+};
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+
+#endif // ANDROID_BUFFER_ALLOCATOR_H
diff --git a/include/ui/GraphicBufferMapper.h b/include/ui/GraphicBufferMapper.h
new file mode 100644
index 0000000..697a02a
--- /dev/null
+++ b/include/ui/GraphicBufferMapper.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2007 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_UI_BUFFER_MAPPER_H
+#define ANDROID_UI_BUFFER_MAPPER_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Singleton.h>
+
+#include <hardware/gralloc.h>
+
+
+struct gralloc_module_t;
+
+namespace android {
+
+// ---------------------------------------------------------------------------
+
+class Rect;
+
+class GraphicBufferMapper : public Singleton<GraphicBufferMapper>
+{
+public:
+    static inline GraphicBufferMapper& get() { return getInstance(); }
+
+    status_t registerBuffer(buffer_handle_t handle);
+
+    status_t unregisterBuffer(buffer_handle_t handle);
+    
+    status_t lock(buffer_handle_t handle,
+            int usage, const Rect& bounds, void** vaddr);
+
+    status_t unlock(buffer_handle_t handle);
+    
+    // dumps information about the mapping of this handle
+    void dump(buffer_handle_t handle);
+
+private:
+    friend class Singleton<GraphicBufferMapper>;
+    GraphicBufferMapper();
+    gralloc_module_t const *mAllocMod;
+};
+
+// ---------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_UI_BUFFER_MAPPER_H
+
diff --git a/include/ui/ICamera.h b/include/ui/ICamera.h
index 241fb63..5642691 100644
--- a/include/ui/ICamera.h
+++ b/include/ui/ICamera.h
@@ -18,10 +18,10 @@
 #define ANDROID_HARDWARE_ICAMERA_H
 
 #include <utils/RefBase.h>
-#include <utils/IInterface.h>
-#include <utils/Parcel.h>
+#include <binder/IInterface.h>
+#include <binder/Parcel.h>
 #include <ui/ISurface.h>
-#include <utils/IMemory.h>
+#include <binder/IMemory.h>
 #include <utils/String8.h>
 #include <ui/Camera.h>
 
@@ -76,6 +76,9 @@
     // auto focus
     virtual status_t        autoFocus() = 0;
 
+    // cancel auto focus
+    virtual status_t        cancelAutoFocus() = 0;
+
     // take a picture
     virtual status_t        takePicture() = 0;
 
@@ -84,6 +87,9 @@
 
     // get preview/capture parameters - key/value pairs
     virtual String8         getParameters() const = 0;
+
+    // send command to camera driver
+    virtual status_t        sendCommand(int32_t cmd, int32_t arg1, int32_t arg2) = 0;
 };
 
 // ----------------------------------------------------------------------------
diff --git a/include/ui/ICameraClient.h b/include/ui/ICameraClient.h
index 1001c71..236d0f6 100644
--- a/include/ui/ICameraClient.h
+++ b/include/ui/ICameraClient.h
@@ -18,9 +18,9 @@
 #define ANDROID_HARDWARE_ICAMERA_APP_H
 
 #include <utils/RefBase.h>
-#include <utils/IInterface.h>
-#include <utils/Parcel.h>
-#include <utils/IMemory.h>
+#include <binder/IInterface.h>
+#include <binder/Parcel.h>
+#include <binder/IMemory.h>
 #include <utils/Timers.h>
 
 namespace android {
diff --git a/include/ui/ICameraService.h b/include/ui/ICameraService.h
index c652c51..061681a 100644
--- a/include/ui/ICameraService.h
+++ b/include/ui/ICameraService.h
@@ -18,8 +18,8 @@
 #define ANDROID_HARDWARE_ICAMERASERVICE_H
 
 #include <utils/RefBase.h>
-#include <utils/IInterface.h>
-#include <utils/Parcel.h>
+#include <binder/IInterface.h>
+#include <binder/Parcel.h>
 
 #include <ui/ICameraClient.h>
 #include <ui/ICamera.h>
diff --git a/include/ui/IOverlay.h b/include/ui/IOverlay.h
index 699b1b0..af3add1 100644
--- a/include/ui/IOverlay.h
+++ b/include/ui/IOverlay.h
@@ -21,7 +21,7 @@
 #include <sys/types.h>
 
 #include <utils/Errors.h>
-#include <utils/IInterface.h>
+#include <binder/IInterface.h>
 #include <utils/RefBase.h>
 #include <ui/PixelFormat.h>
 
diff --git a/include/ui/ISurface.h b/include/ui/ISurface.h
index 87b320f..2ca0026 100644
--- a/include/ui/ISurface.h
+++ b/include/ui/ISurface.h
@@ -21,11 +21,12 @@
 #include <sys/types.h>
 
 #include <utils/Errors.h>
-#include <utils/IInterface.h>
+#include <binder/IInterface.h>
 #include <utils/RefBase.h>
 #include <ui/PixelFormat.h>
 
 #include <hardware/hardware.h>
+#include <hardware/gralloc.h>
 
 namespace android {
 
@@ -33,6 +34,7 @@
 
 class IMemoryHeap;
 class OverlayRef;
+class GraphicBuffer;
 
 class ISurface : public IInterface
 {
@@ -42,11 +44,13 @@
         UNREGISTER_BUFFERS,
         POST_BUFFER, // one-way transaction
         CREATE_OVERLAY,
+        REQUEST_BUFFER,
     };
 
 public: 
     DECLARE_META_INTERFACE(Surface);
 
+    virtual sp<GraphicBuffer> requestBuffer(int bufferIdx, int usage) = 0; 
     
     class BufferHeap {
     public:
@@ -78,9 +82,7 @@
     };
     
     virtual status_t registerBuffers(const BufferHeap& buffers) = 0;
-
     virtual void postBuffer(ssize_t offset) = 0; // one-way
-
     virtual void unregisterBuffers() = 0;
     
     virtual sp<OverlayRef> createOverlay(
diff --git a/include/ui/ISurfaceComposer.h b/include/ui/ISurfaceComposer.h
index 5c64b22..25d954c 100644
--- a/include/ui/ISurfaceComposer.h
+++ b/include/ui/ISurfaceComposer.h
@@ -22,7 +22,7 @@
 
 #include <utils/RefBase.h>
 #include <utils/Errors.h>
-#include <utils/IInterface.h>
+#include <binder/IInterface.h>
 
 #include <ui/PixelFormat.h>
 #include <ui/ISurfaceFlingerClient.h>
@@ -32,7 +32,6 @@
 // ----------------------------------------------------------------------------
 
 class DisplayInfo;
-class IGPUCallback;
 
 class ISurfaceComposer : public IInterface
 {
@@ -41,8 +40,6 @@
 
     enum { // (keep in sync with Surface.java)
         eHidden             = 0x00000004,
-        eGPU                = 0x00000008,
-        eHardware           = 0x00000010,
         eDestroyBackbuffer  = 0x00000020,
         eSecure             = 0x00000080,
         eNonPremultiplied   = 0x00000100,
@@ -63,7 +60,6 @@
         eTransparentRegionChanged   = 0x00000020,
         eVisibilityChanged          = 0x00000040,
         eFreezeTintChanged          = 0x00000080,
-        eDestroyed                  = 0x00000100
     };
 
     enum {
@@ -94,7 +90,7 @@
     virtual sp<ISurfaceFlingerClient> createConnection() = 0;
 
     /* retrieve the control block */
-    virtual sp<IMemory> getCblk() const = 0;
+    virtual sp<IMemoryHeap> getCblk() const = 0;
 
     /* open/close transactions. recquires ACCESS_SURFACE_FLINGER permission */
     virtual void openGlobalTransaction() = 0;
@@ -112,37 +108,12 @@
      */
     virtual void bootFinished() = 0;
 
-    /* get access to the GPU. Access is relinquished when releasing regs */
-    struct gpu_info_t {
-        struct gpu_region_t {
-            sp<IMemory> region;
-            size_t reserved;
-        };
-        sp<IMemory>             regs;
-        size_t                  count;
-        gpu_region_t            regions[2];
-    };
-    virtual status_t requestGPU(
-            const sp<IGPUCallback>& callback,
-            gpu_info_t* gpu) = 0;
-
-    /* take the gpu back from any apps using it. They'll get a
-     * EGL_CONTEXT_LOST error */
-    virtual status_t revokeGPU() = 0;
-
     /* Signal surfaceflinger that there might be some work to do
      * This is an ASYNCHRONOUS call.
      */
     virtual void signal() const = 0;
 };
 
-class IGPUCallback : public IInterface
-{
-public:
-    DECLARE_META_INTERFACE(GPUCallback);
-    virtual void gpuLost() = 0; //one-way
-};
-
 // ----------------------------------------------------------------------------
 
 class BnSurfaceComposer : public BnInterface<ISurfaceComposer>
@@ -159,8 +130,6 @@
         SET_ORIENTATION,
         FREEZE_DISPLAY,
         UNFREEZE_DISPLAY,
-        REQUEST_GPU,
-        REVOKE_GPU,
         SIGNAL
     };
 
@@ -170,15 +139,6 @@
                                     uint32_t flags = 0);
 };
 
-class BnGPUCallback : public BnInterface<IGPUCallback>
-{
-public:
-    virtual status_t    onTransact( uint32_t code,
-                                    const Parcel& data,
-                                    Parcel* reply,
-                                    uint32_t flags = 0);
-};
-
 // ----------------------------------------------------------------------------
 
 }; // namespace android
diff --git a/include/ui/ISurfaceFlingerClient.h b/include/ui/ISurfaceFlingerClient.h
index 5b9361d..5d231e6 100644
--- a/include/ui/ISurfaceFlingerClient.h
+++ b/include/ui/ISurfaceFlingerClient.h
@@ -21,7 +21,7 @@
 #include <sys/types.h>
 
 #include <utils/Errors.h>
-#include <utils/IInterface.h>
+#include <binder/IInterface.h>
 #include <utils/RefBase.h>
 
 #include <ui/ISurface.h>
@@ -52,12 +52,14 @@
     struct surface_data_t {
         int32_t             token;
         int32_t             identity;
-        sp<IMemoryHeap>     heap[2];
+        uint32_t            width;
+        uint32_t            height;
+        uint32_t            format;
         status_t readFromParcel(const Parcel& parcel);
         status_t writeToParcel(Parcel* parcel) const;
     };
     
-    virtual void getControlBlocks(sp<IMemory>* ctl) const = 0;
+    virtual sp<IMemoryHeap> getControlBlock() const = 0;
 
     virtual sp<ISurface> createSurface( surface_data_t* data,
                                         int pid, 
diff --git a/include/ui/Overlay.h b/include/ui/Overlay.h
index 66514b4..a9ae1c4 100644
--- a/include/ui/Overlay.h
+++ b/include/ui/Overlay.h
@@ -21,7 +21,7 @@
 #include <sys/types.h>
 
 #include <utils/Errors.h>
-#include <utils/IInterface.h>
+#include <binder/IInterface.h>
 #include <utils/RefBase.h>
 #include <utils/threads.h>
 
@@ -82,6 +82,16 @@
     /* release the overlay buffer and post it */
     status_t queueBuffer(overlay_buffer_t buffer);
 
+    /* change the width and height of the overlay */
+    status_t resizeInput(uint32_t width, uint32_t height);
+
+    status_t setCrop(uint32_t x, uint32_t y, uint32_t w, uint32_t h) ;
+
+    status_t getCrop(uint32_t* x, uint32_t* y, uint32_t* w, uint32_t* h) ;
+
+    /* set the buffer attributes */
+    status_t setParameter(int param, int value);
+
     /* returns the address of a given buffer if supported, NULL otherwise. */
     void* getBufferAddress(overlay_buffer_t buffer);
 
diff --git a/include/ui/PixelFormat.h b/include/ui/PixelFormat.h
index 14af823..6d87321b 100644
--- a/include/ui/PixelFormat.h
+++ b/include/ui/PixelFormat.h
@@ -84,6 +84,13 @@
 
 struct PixelFormatInfo
 {
+    enum {
+        INDEX_ALPHA   = 0,
+        INDEX_RED     = 1,
+        INDEX_GREEN   = 2,
+        INDEX_BLUE    = 3
+    };
+    
     enum { // components
         ALPHA               = 1,
         RGB                 = 2,
@@ -95,20 +102,33 @@
         Y_CB_CR_I           = 8,
     };
 
+    struct szinfo {
+        uint8_t h;
+        uint8_t l;
+    };
+    
     inline PixelFormatInfo() : version(sizeof(PixelFormatInfo)) { }
     size_t getScanlineSize(unsigned int width) const;
+    size_t getSize(size_t ci) const { 
+        return (ci <= 3) ? (cinfo[ci].h - cinfo[ci].l) : 0;
+    }
     size_t      version;
     PixelFormat format;
     size_t      bytesPerPixel;
     size_t      bitsPerPixel;
-    uint8_t     h_alpha;
-    uint8_t     l_alpha;
-    uint8_t     h_red;
-    uint8_t     l_red;
-    uint8_t     h_green;
-    uint8_t     l_green;
-    uint8_t     h_blue;
-    uint8_t     l_blue;
+    union {
+        szinfo      cinfo[4];
+        struct {
+            uint8_t     h_alpha;
+            uint8_t     l_alpha;    
+            uint8_t     h_red;
+            uint8_t     l_red;
+            uint8_t     h_green;
+            uint8_t     l_green;
+            uint8_t     h_blue;
+            uint8_t     l_blue;
+        };
+    };
     uint8_t     components;
     uint8_t     reserved0[3];
     uint32_t    reserved1;
diff --git a/include/ui/Rect.h b/include/ui/Rect.h
index da72944..a213c09 100644
--- a/include/ui/Rect.h
+++ b/include/ui/Rect.h
@@ -30,6 +30,8 @@
     int right;
     int bottom;
 
+    typedef int value_type;
+
     // we don't provide copy-ctor and operator= on purpose
     // because we want the compiler generated versions
 
@@ -46,7 +48,11 @@
     }
 
     void makeInvalid();
-    
+
+    inline void clear() {
+        left = top = right = bottom = 0;
+    }
+
     // a valid rectangle has a non negative width and height
     inline bool isValid() const {
         return (width()>=0) && (height()>=0);
diff --git a/include/ui/Region.h b/include/ui/Region.h
index 7689673..2bcad5b 100644
--- a/include/ui/Region.h
+++ b/include/ui/Region.h
@@ -21,14 +21,12 @@
 #include <sys/types.h>
 
 #include <utils/Vector.h>
-#include <utils/Parcel.h>
+#include <binder/Parcel.h>
 
 #include <ui/Rect.h>
 
 #include <hardware/copybit.h>
 
-#include <core/SkRegion.h>
-
 namespace android {
 // ---------------------------------------------------------------------------
 
@@ -40,7 +38,6 @@
 public:
                         Region();
                         Region(const Region& rhs);
-    explicit            Region(const SkRegion& rhs);
     explicit            Region(const Rect& rhs);
     explicit            Region(const Parcel& parcel);
     explicit            Region(const void* buffer);
@@ -48,65 +45,78 @@
                         
         Region& operator = (const Region& rhs);
 
-    inline  bool        isEmpty() const     { return mRegion.isEmpty(); }
-    inline  bool        isRect() const      { return mRegion.isRect(); }
+    inline  bool        isEmpty() const     { return mBounds.isEmpty();  }
+    inline  bool        isRect() const      { return mStorage.isEmpty(); }
 
-            Rect        bounds() const;
+    inline  Rect        getBounds() const   { return mBounds; }
+    inline  Rect        bounds() const      { return getBounds(); }
 
-            const SkRegion& toSkRegion() const;
-
+            // the region becomes its bounds
+            Region&     makeBoundsSelf();
+    
             void        clear();
             void        set(const Rect& r);
+            void        set(uint32_t w, uint32_t h);
         
             Region&     orSelf(const Rect& rhs);
             Region&     andSelf(const Rect& rhs);
+            Region&     subtractSelf(const Rect& rhs);
 
             // boolean operators, applied on this
             Region&     orSelf(const Region& rhs);
             Region&     andSelf(const Region& rhs);
             Region&     subtractSelf(const Region& rhs);
 
+            // boolean operators
+    const   Region      merge(const Rect& rhs) const;
+    const   Region      intersect(const Rect& rhs) const;
+    const   Region      subtract(const Rect& rhs) const;
+
+            // boolean operators
+    const   Region      merge(const Region& rhs) const;
+    const   Region      intersect(const Region& rhs) const;
+    const   Region      subtract(const Region& rhs) const;
+
             // these translate rhs first
             Region&     translateSelf(int dx, int dy);
             Region&     orSelf(const Region& rhs, int dx, int dy);
             Region&     andSelf(const Region& rhs, int dx, int dy);
             Region&     subtractSelf(const Region& rhs, int dx, int dy);
 
-            // boolean operators
-            Region      merge(const Region& rhs) const;
-            Region      intersect(const Region& rhs) const;
-            Region      subtract(const Region& rhs) const;
-
             // these translate rhs first
-            Region      translate(int dx, int dy) const;
-            Region      merge(const Region& rhs, int dx, int dy) const;
-            Region      intersect(const Region& rhs, int dx, int dy) const;
-            Region      subtract(const Region& rhs, int dx, int dy) const;
+    const   Region      translate(int dx, int dy) const;
+    const   Region      merge(const Region& rhs, int dx, int dy) const;
+    const   Region      intersect(const Region& rhs, int dx, int dy) const;
+    const   Region      subtract(const Region& rhs, int dx, int dy) const;
 
     // convenience operators overloads
-    inline  Region      operator | (const Region& rhs) const;
-    inline  Region      operator & (const Region& rhs) const;
-    inline  Region      operator - (const Region& rhs) const;
-    inline  Region      operator + (const Point& pt) const;
+    inline  const Region      operator | (const Region& rhs) const;
+    inline  const Region      operator & (const Region& rhs) const;
+    inline  const Region      operator - (const Region& rhs) const;
+    inline  const Region      operator + (const Point& pt) const;
 
     inline  Region&     operator |= (const Region& rhs);
     inline  Region&     operator &= (const Region& rhs);
     inline  Region&     operator -= (const Region& rhs);
     inline  Region&     operator += (const Point& pt);
 
-    class iterator {
-        SkRegion::Iterator  mIt;
-    public:
-        iterator(const Region& r);
-        inline operator bool () const { return !done(); }
-        int iterate(Rect* rect);
-    private:
-        inline bool done() const {
-            return const_cast<SkRegion::Iterator&>(mIt).done();
-        }
-    };
+    
+    /* various ways to access the rectangle list */
+    
+    typedef Rect const* const_iterator;
+    
+            const_iterator begin() const;
+            const_iterator end() const;
 
-            size_t      rects(Vector<Rect>& rectList) const;
+    /* no user serviceable parts here... */
+            
+            size_t      getRects(Vector<Rect>& rectList) const;
+            Rect const* getArray(size_t* count) const;
+
+            
+            // add a rectangle to the internal list. This rectangle must
+            // be sorted in Y and X and must not make the region invalid.
+            void        addRectUnchecked(int l, int t, int r, int b);
 
             // flatten/unflatten a region to/from a Parcel
             status_t    write(Parcel& parcel) const;
@@ -123,20 +133,46 @@
     void        dump(const char* what, uint32_t flags=0) const;
 
 private:
-    SkRegion    mRegion;
+    class rasterizer;
+    friend class rasterizer;
+    
+    Region& operationSelf(const Rect& r, int op);
+    Region& operationSelf(const Region& r, int op);
+    Region& operationSelf(const Region& r, int dx, int dy, int op);
+    const Region operation(const Rect& rhs, int op) const;
+    const Region operation(const Region& rhs, int op) const;
+    const Region operation(const Region& rhs, int dx, int dy, int op) const;
+
+    static void boolean_operation(int op, Region& dst,
+            const Region& lhs, const Region& rhs, int dx, int dy);
+    static void boolean_operation(int op, Region& dst,
+            const Region& lhs, const Rect& rhs, int dx, int dy);
+
+    static void boolean_operation(int op, Region& dst,
+            const Region& lhs, const Region& rhs);
+    static void boolean_operation(int op, Region& dst,
+            const Region& lhs, const Rect& rhs);
+
+    static void translate(Region& reg, int dx, int dy);
+    static void translate(Region& dst, const Region& reg, int dx, int dy);
+
+    static bool validate(const Region& reg, const char* name);
+    
+    Rect            mBounds;
+    Vector<Rect>    mStorage;
 };
 
 
-Region Region::operator | (const Region& rhs) const {
+const Region Region::operator | (const Region& rhs) const {
     return merge(rhs);
 }
-Region Region::operator & (const Region& rhs) const {
+const Region Region::operator & (const Region& rhs) const {
     return intersect(rhs);
 }
-Region Region::operator - (const Region& rhs) const {
+const Region Region::operator - (const Region& rhs) const {
     return subtract(rhs);
 }
-Region Region::operator + (const Point& pt) const {
+const Region Region::operator + (const Point& pt) const {
     return translate(pt.x, pt.y);
 }
 
@@ -157,16 +193,23 @@
 // ---------------------------------------------------------------------------
 
 struct region_iterator : public copybit_region_t {
-    region_iterator(const Region& region) : i(region) {
+    region_iterator(const Region& region)
+        : b(region.begin()), e(region.end()) {
         this->next = iterate;
     }
 private:
     static int iterate(copybit_region_t const * self, copybit_rect_t* rect) {
-        return static_cast<const region_iterator*>(self)
-        ->i.iterate(reinterpret_cast<Rect*>(rect));
+        region_iterator const* me = static_cast<region_iterator const*>(self);
+        if (me->b != me->e) {
+            *reinterpret_cast<Rect*>(rect) = *me->b++;
+            return 1;
+        }
+        return 0;
     }
-    mutable Region::iterator i;
+    mutable Region::const_iterator b;
+    Region::const_iterator const e;
 };
+
 // ---------------------------------------------------------------------------
 }; // namespace android
 
diff --git a/include/ui/Surface.h b/include/ui/Surface.h
index 33953a9..70303cd 100644
--- a/include/ui/Surface.h
+++ b/include/ui/Surface.h
@@ -28,48 +28,41 @@
 #include <ui/Region.h>
 #include <ui/ISurfaceFlingerClient.h>
 
+#include <ui/egl/android_natives.h>
+
 namespace android {
 
 // ---------------------------------------------------------------------------
 
+class GraphicBufferMapper;
+class IOMX;
 class Rect;
+class Surface;
 class SurfaceComposerClient;
+class SharedClient;
+class SharedBufferClient;
 
-class Surface : public RefBase
+// ---------------------------------------------------------------------------
+
+class SurfaceControl : public RefBase
 {
-
 public:
-    struct SurfaceInfo {
-        uint32_t    w;
-        uint32_t    h;
-        uint32_t    bpr;
-        PixelFormat format;
-        void*       bits;
-        void*       base;
-        uint32_t    reserved[2];
-    };
-
-    bool        isValid() const { return this && mToken>=0 && mClient!=0; }
+    static bool isValid(const sp<SurfaceControl>& surface) {
+        return (surface != 0) && surface->isValid();
+    }
+    bool isValid() {
+        return mToken>=0 && mClient!=0;
+    }
+    static bool isSameSurface(
+            const sp<SurfaceControl>& lhs, const sp<SurfaceControl>& rhs);
+        
     SurfaceID   ID() const      { return mToken; }
-
-    status_t    lock(SurfaceInfo* info, bool blocking = true);
-    status_t    lock(SurfaceInfo* info, Region* dirty, bool blocking = true);
-    status_t    unlockAndPost();
-    status_t    unlock();
-
-    void*       heapBase(int i) const;
     uint32_t    getFlags() const { return mFlags; }
+    uint32_t    getIdentity() const { return mIdentity; }
 
-    // setSwapRectangle() is mainly used by EGL
-    void        setSwapRectangle(const Rect& r);
-    const Rect& swapRectangle() const;
-    status_t    nextBuffer(SurfaceInfo* info);
-
-    sp<Surface>         dup() const;
-    static sp<Surface>  readFromParcel(Parcel* parcel);
-    static status_t     writeToParcel(const sp<Surface>& surface, Parcel* parcel);
-    static bool         isSameSurface(const sp<Surface>& lhs, const sp<Surface>& rhs);
-
+    // release surface data from java
+    void        clear();
+    
     status_t    setLayer(int32_t layer);
     status_t    setPosition(int32_t x, int32_t y);
     status_t    setSize(uint32_t w, uint32_t h);
@@ -83,8 +76,17 @@
     status_t    setMatrix(float dsdx, float dtdx, float dsdy, float dtdy);
     status_t    setFreezeTint(uint32_t tint);
 
-    uint32_t    getIdentity() const { return mIdentity; }
+    static status_t writeSurfaceToParcel(
+            const sp<SurfaceControl>& control, Parcel* parcel);
+
+    sp<Surface> getSurface() const;
+
 private:
+    // can't be copied
+    SurfaceControl& operator = (SurfaceControl& rhs);
+    SurfaceControl(const SurfaceControl& rhs);
+
+    
     friend class SurfaceComposerClient;
 
     // camera and camcorder need access to the ISurface binder interface for preview
@@ -92,43 +94,158 @@
     friend class MediaRecorder;
     // mediaplayer needs access to ISurface for display
     friend class MediaPlayer;
+    // for testing
     friend class Test;
     const sp<ISurface>& getISurface() const { return mSurface; }
+    
 
+    friend class Surface;
+
+    SurfaceControl(
+            const sp<SurfaceComposerClient>& client,
+            const sp<ISurface>& surface,
+            const ISurfaceFlingerClient::surface_data_t& data,
+            uint32_t w, uint32_t h, PixelFormat format, uint32_t flags);
+
+    ~SurfaceControl();
+
+    status_t validate(SharedClient const* cblk) const;
+    void destroy();
+    
+    sp<SurfaceComposerClient>   mClient;
+    sp<ISurface>                mSurface;
+    SurfaceID                   mToken;
+    uint32_t                    mIdentity;
+    uint32_t                    mWidth;
+    uint32_t                    mHeight;
+    PixelFormat                 mFormat;
+    uint32_t                    mFlags;
+    mutable Mutex               mLock;
+    
+    mutable sp<Surface>         mSurfaceData;
+};
+    
+// ---------------------------------------------------------------------------
+
+class Surface 
+    : public EGLNativeBase<android_native_window_t, Surface, RefBase>
+{
+public:
+    struct SurfaceInfo {
+        uint32_t    w;
+        uint32_t    h;
+        uint32_t    s;
+        uint32_t    usage;
+        PixelFormat format;
+        void*       bits;
+        uint32_t    reserved[2];
+    };
+
+    Surface(const Parcel& data);
+
+    static bool isValid(const sp<Surface>& surface) {
+        return (surface != 0) && surface->isValid();
+    }
+
+    static bool isSameSurface(
+            const sp<Surface>& lhs, const sp<Surface>& rhs);
+
+    bool        isValid();
+    SurfaceID   ID() const          { return mToken; }
+    uint32_t    getFlags() const    { return mFlags; }
+    uint32_t    getIdentity() const { return mIdentity; }
+
+    // the lock/unlock APIs must be used from the same thread
+    status_t    lock(SurfaceInfo* info, bool blocking = true);
+    status_t    lock(SurfaceInfo* info, Region* dirty, bool blocking = true);
+    status_t    unlockAndPost();
+
+    // setSwapRectangle() is intended to be used by GL ES clients
+    void        setSwapRectangle(const Rect& r);
+
+private:
     // can't be copied
     Surface& operator = (Surface& rhs);
     Surface(const Surface& rhs);
 
-    Surface(const sp<SurfaceComposerClient>& client,
-            const sp<ISurface>& surface,
-            const ISurfaceFlingerClient::surface_data_t& data,
-            uint32_t w, uint32_t h, PixelFormat format, uint32_t flags,
-            bool owner = true);
+    Surface(const sp<SurfaceControl>& control);
+    void init();
+     ~Surface();
+  
+    friend class SurfaceComposerClient;
+    friend class SurfaceControl;
 
-    Surface(Surface const* rhs);
+    
+    // camera and camcorder need access to the ISurface binder interface for preview
+    friend class Camera;
+    friend class MediaRecorder;
+    // mediaplayer needs access to ISurface for display
+    friend class MediaPlayer;
+    friend class IOMX;
+    // this is just to be able to write some unit tests
+    friend class Test;
 
-    ~Surface();
+    sp<SurfaceComposerClient> getClient() const;
+    sp<ISurface> getISurface() const;
 
-    Region dirtyRegion() const;
-    void setDirtyRegion(const Region& region) const;
+    status_t getBufferLocked(int index, int usage);
+   
+           status_t validate(SharedClient const* cblk) const;
 
-    // this locks protects calls to lockSurface() / unlockSurface()
-    // and is called by SurfaceComposerClient.
-    Mutex& getLock() const { return mSurfaceLock; }
+    inline const GraphicBufferMapper& getBufferMapper() const { return mBufferMapper; }
+    inline GraphicBufferMapper& getBufferMapper() { return mBufferMapper; }
+    
+    static int setSwapInterval(android_native_window_t* window, int interval);
+    static int dequeueBuffer(android_native_window_t* window, android_native_buffer_t** buffer);
+    static int lockBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
+    static int queueBuffer(android_native_window_t* window, android_native_buffer_t* buffer);
+    static int query(android_native_window_t* window, int what, int* value);
+    static int perform(android_native_window_t* window, int operation, ...);
 
+    int dequeueBuffer(android_native_buffer_t** buffer);
+    int lockBuffer(android_native_buffer_t* buffer);
+    int queueBuffer(android_native_buffer_t* buffer);
+    int query(int what, int* value);
+    int perform(int operation, va_list args);
+
+    status_t dequeueBuffer(sp<GraphicBuffer>* buffer);
+
+    
+    void setUsage(uint32_t reqUsage);
+    uint32_t getUsage() const;
+    
+    // constants
     sp<SurfaceComposerClient>   mClient;
     sp<ISurface>                mSurface;
-    sp<IMemoryHeap>             mHeap[2];
     SurfaceID                   mToken;
     uint32_t                    mIdentity;
     PixelFormat                 mFormat;
     uint32_t                    mFlags;
-    const bool                  mOwner;
-    mutable void*               mSurfaceHeapBase[2];
+    GraphicBufferMapper&        mBufferMapper;
+    SharedBufferClient*         mSharedBufferClient;
+
+    // protected by mSurfaceLock
+    Rect                        mSwapRectangle;
+    uint32_t                    mUsage;
+    
+    // protected by mSurfaceLock. These are also used from lock/unlock
+    // but in that case, they must be called form the same thread.
+    sp<GraphicBuffer>           mBuffers[2];
     mutable Region              mDirtyRegion;
-    mutable Rect                mSwapRectangle;
-    mutable uint8_t             mBackbufferIndex;
+
+    // must be used from the lock/unlock thread
+    sp<GraphicBuffer>           mLockedBuffer;
+    sp<GraphicBuffer>           mPostedBuffer;
+    mutable Region              mOldDirtyRegion;
+    bool                        mNeedFullUpdate;
+
+    // query() must be called from dequeueBuffer() thread
+    uint32_t                    mWidth;
+    uint32_t                    mHeight;
+
+    // Inherently thread-safe
     mutable Mutex               mSurfaceLock;
+    mutable Mutex               mApiLock;
 };
 
 }; // namespace android
diff --git a/include/ui/SurfaceComposerClient.h b/include/ui/SurfaceComposerClient.h
index 76a3b55..777b878 100644
--- a/include/ui/SurfaceComposerClient.h
+++ b/include/ui/SurfaceComposerClient.h
@@ -20,8 +20,9 @@
 #include <stdint.h>
 #include <sys/types.h>
 
+#include <binder/IBinder.h>
+
 #include <utils/SortedVector.h>
-#include <utils/KeyedVector.h>
 #include <utils/RefBase.h>
 #include <utils/threads.h>
 
@@ -36,8 +37,7 @@
 
 class Region;
 class SurfaceFlingerSynchro;
-struct per_client_cblk_t;
-struct layer_cblk_t;
+class SharedClient;
 
 class SurfaceComposerClient : virtual public RefBase
 {
@@ -62,13 +62,13 @@
     // surface creation / destruction
 
     //! Create a surface
-    sp<Surface>   createSurface(
-            int pid,            //!< pid of the process the surfacec is for
-            DisplayID display,  //!< Display to create this surface on
-            uint32_t w,         //!< width in pixel
-            uint32_t h,         //!< height in pixel
-            PixelFormat format, //!< pixel-format desired
-            uint32_t flags = 0  //!< usage flags
+    sp<SurfaceControl> createSurface(
+            int pid,            // pid of the process the surface is for
+            DisplayID display,  // Display to create this surface on
+            uint32_t w,         // width in pixel
+            uint32_t h,         // height in pixel
+            PixelFormat format, // pixel-format desired
+            uint32_t flags = 0  // usage flags
     );
 
     // ------------------------------------------------------------------------
@@ -108,54 +108,40 @@
     static ssize_t getDisplayHeight(DisplayID dpy);
     static ssize_t getDisplayOrientation(DisplayID dpy);
 
+    status_t linkToComposerDeath(const sp<IBinder::DeathRecipient>& recipient,
+            void* cookie = NULL, uint32_t flags = 0);
 
 private:
     friend class Surface;
+    friend class SurfaceControl;
     
     SurfaceComposerClient(const sp<ISurfaceComposer>& sm, 
             const sp<IBinder>& conn);
 
-    status_t    hide(Surface* surface);
-    status_t    show(Surface* surface, int32_t layer = -1);
-    status_t    freeze(Surface* surface);
-    status_t    unfreeze(Surface* surface);
-    status_t    setFlags(Surface* surface, uint32_t flags, uint32_t mask);
-    status_t    setTransparentRegionHint(Surface* surface, const Region& transparent);
-    status_t    setLayer(Surface* surface, int32_t layer);
-    status_t    setAlpha(Surface* surface, float alpha=1.0f);
-    status_t    setFreezeTint(Surface* surface, uint32_t tint);
-    status_t    setMatrix(Surface* surface, float dsdx, float dtdx, float dsdy, float dtdy);
-    status_t    setPosition(Surface* surface, int32_t x, int32_t y);
-    status_t    setSize(Surface* surface, uint32_t w, uint32_t h);
+    status_t    hide(SurfaceID id);
+    status_t    show(SurfaceID id, int32_t layer = -1);
+    status_t    freeze(SurfaceID id);
+    status_t    unfreeze(SurfaceID id);
+    status_t    setFlags(SurfaceID id, uint32_t flags, uint32_t mask);
+    status_t    setTransparentRegionHint(SurfaceID id, const Region& transparent);
+    status_t    setLayer(SurfaceID id, int32_t layer);
+    status_t    setAlpha(SurfaceID id, float alpha=1.0f);
+    status_t    setFreezeTint(SurfaceID id, uint32_t tint);
+    status_t    setMatrix(SurfaceID id, float dsdx, float dtdx, float dsdy, float dtdy);
+    status_t    setPosition(SurfaceID id, int32_t x, int32_t y);
+    status_t    setSize(SurfaceID id, uint32_t w, uint32_t h);
     
-    //! Unlock the surface, and specify the dirty region if any
-    status_t    unlockAndPostSurface(Surface* surface);
-    status_t    unlockSurface(Surface* surface);
-
-    status_t    lockSurface(Surface* surface,
-                            Surface::SurfaceInfo* info,
-                            Region* dirty,
-                            bool blocking = true);
-
-    status_t    nextBuffer(Surface* surface,
-                            Surface::SurfaceInfo* info);
+    void        signalServer();
 
     status_t    destroySurface(SurfaceID sid);
 
     void        _init(const sp<ISurfaceComposer>& sm,
                     const sp<ISurfaceFlingerClient>& conn);
-    void        _signal_server();
-    static void _send_dirty_region(layer_cblk_t* lcblk, const Region& dirty);
 
-    inline layer_state_t*   _get_state_l(const sp<Surface>& surface);
-    layer_state_t*          _lockLayerState(const sp<Surface>& surface);
+    inline layer_state_t*   _get_state_l(SurfaceID id);
+    layer_state_t*          _lockLayerState(SurfaceID id);
     inline void             _unlockLayerState();
 
-    status_t validateSurface(
-            per_client_cblk_t const* cblk, Surface const * surface);
-
-    void pinHeap(const sp<IMemoryHeap>& heap);
-
     mutable     Mutex                               mLock;
                 layer_state_t*                      mPrebuiltLayerState;
                 SortedVector<layer_state_t>         mStates;
@@ -164,13 +150,10 @@
                 // these don't need to be protected because they never change
                 // after assignment
                 status_t                    mStatus;
-                per_client_cblk_t*          mControl;
-                sp<IMemory>                 mControlMemory;
+                SharedClient*               mControl;
+                sp<IMemoryHeap>             mControlMemory;
                 sp<ISurfaceFlingerClient>   mClient;
-                sp<IMemoryHeap>             mSurfaceHeap;
-                uint8_t*                    mSurfaceHeapBase;
-                void*                       mGL;
-                SurfaceFlingerSynchro*      mSignalServer;
+                sp<ISurfaceComposer>        mSignalServer;
 };
 
 }; // namespace android
diff --git a/include/ui/android_native_buffer.h b/include/ui/android_native_buffer.h
new file mode 100644
index 0000000..9c92af8
--- /dev/null
+++ b/include/ui/android_native_buffer.h
@@ -0,0 +1,62 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_ANDROID_NATIVES_PRIV_H
+#define ANDROID_ANDROID_NATIVES_PRIV_H
+
+#include <ui/egl/android_natives.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*****************************************************************************/
+
+typedef struct android_native_buffer_t
+{
+#ifdef __cplusplus
+    android_native_buffer_t() { 
+        common.magic = ANDROID_NATIVE_BUFFER_MAGIC;
+        common.version = sizeof(android_native_buffer_t);
+        memset(common.reserved, 0, sizeof(common.reserved));
+    }
+#endif
+
+    struct android_native_base_t common;
+
+    int width;
+    int height;
+    int stride;
+    int format;
+    int usage;
+    
+    void* reserved[2];
+
+    buffer_handle_t handle;
+
+    void* reserved_proc[8];
+} android_native_buffer_t;
+
+
+/*****************************************************************************/
+
+#ifdef __cplusplus
+}
+#endif
+
+/*****************************************************************************/
+
+#endif /* ANDROID_ANDROID_NATIVES_PRIV_H */
diff --git a/include/ui/egl/android_natives.h b/include/ui/egl/android_natives.h
new file mode 100644
index 0000000..3740db5
--- /dev/null
+++ b/include/ui/egl/android_natives.h
@@ -0,0 +1,263 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_ANDROID_NATIVES_H
+#define ANDROID_ANDROID_NATIVES_H
+
+#include <sys/types.h>
+#include <string.h>
+
+#include <hardware/gralloc.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*****************************************************************************/
+
+#define ANDROID_NATIVE_MAKE_CONSTANT(a,b,c,d) \
+    (((unsigned)(a)<<24)|((unsigned)(b)<<16)|((unsigned)(c)<<8)|(unsigned)(d))
+
+#define ANDROID_NATIVE_WINDOW_MAGIC \
+    ANDROID_NATIVE_MAKE_CONSTANT('_','w','n','d')
+
+#define ANDROID_NATIVE_BUFFER_MAGIC \
+    ANDROID_NATIVE_MAKE_CONSTANT('_','b','f','r')
+
+// ---------------------------------------------------------------------------
+
+struct android_native_buffer_t;
+
+// ---------------------------------------------------------------------------
+
+typedef struct android_native_base_t
+{
+    /* a magic value defined by the actual EGL native type */
+    int magic;
+    
+    /* the sizeof() of the actual EGL native type */
+    int version;
+
+    void* reserved[4];
+
+    /* reference-counting interface */
+    void (*incRef)(struct android_native_base_t* base);
+    void (*decRef)(struct android_native_base_t* base);
+} android_native_base_t;
+
+// ---------------------------------------------------------------------------
+
+/* attributes queriable with query() */
+enum {
+    NATIVE_WINDOW_WIDTH     = 0,
+    NATIVE_WINDOW_HEIGHT    = 1,
+    NATIVE_WINDOW_FORMAT    = 2,
+};
+
+/* valid operations for the (*perform)() hook */
+enum {
+    NATIVE_WINDOW_SET_USAGE = 0
+};
+
+typedef struct android_native_window_t 
+{
+#ifdef __cplusplus
+    android_native_window_t()
+        : flags(0), minSwapInterval(0), maxSwapInterval(0), xdpi(0), ydpi(0)
+    {
+        common.magic = ANDROID_NATIVE_WINDOW_MAGIC;
+        common.version = sizeof(android_native_window_t);
+        memset(common.reserved, 0, sizeof(common.reserved));
+    }
+#endif
+    
+    struct android_native_base_t common;
+
+    /* flags describing some attributes of this surface or its updater */
+    const uint32_t flags;
+    
+    /* min swap interval supported by this updated */
+    const int   minSwapInterval;
+
+    /* max swap interval supported by this updated */
+    const int   maxSwapInterval;
+
+    /* horizontal and vertical resolution in DPI */
+    const float xdpi;
+    const float ydpi;
+
+    /* Some storage reserved for the OEM's driver. */
+    intptr_t    oem[4];
+        
+
+    /*
+     * Set the swap interval for this surface.
+     * 
+     * Returns 0 on success or -errno on error.
+     */
+    int     (*setSwapInterval)(struct android_native_window_t* window,
+                int interval);
+    
+    /*
+     * hook called by EGL to acquire a buffer. After this call, the buffer
+     * is not locked, so its content cannot be modified.
+     * this call may block if no buffers are available.
+     * 
+     * Returns 0 on success or -errno on error.
+     */
+    int     (*dequeueBuffer)(struct android_native_window_t* window, 
+                struct android_native_buffer_t** buffer);
+
+    /*
+     * hook called by EGL to lock a buffer. This MUST be called before modifying
+     * the content of a buffer. The buffer must have been acquired with 
+     * dequeueBuffer first.
+     * 
+     * Returns 0 on success or -errno on error.
+     */
+    int     (*lockBuffer)(struct android_native_window_t* window,
+                struct android_native_buffer_t* buffer);
+   /*
+    * hook called by EGL when modifications to the render buffer are done. 
+    * This unlocks and post the buffer.
+    * 
+    * Buffers MUST be queued in the same order than they were dequeued.
+    * 
+    * Returns 0 on success or -errno on error.
+    */
+    int     (*queueBuffer)(struct android_native_window_t* window,
+                struct android_native_buffer_t* buffer);
+
+    /*
+     * hook used to retrieve information about the native window.
+     * 
+     * Returns 0 on success or -errno on error.
+     */
+    int     (*query)(struct android_native_window_t* window,
+                int what, int* value);
+    
+    /*
+     * hook used to perform various operations on the surface.
+     * (*perform)() is a generic mechanism to add functionality to
+     * android_native_window_t while keeping backward binary compatibility.
+     * 
+     * This hook should not be called directly, instead use the helper functions
+     * defined below.
+     * 
+     * The valid operations are:
+     *     NATIVE_WINDOW_SET_USAGE
+     *  
+     */
+    
+    int     (*perform)(struct android_native_window_t* window,
+                int operation, ... );
+    
+    void* reserved_proc[3];
+} android_native_window_t;
+
+
+/*
+ *  native_window_set_usage() sets the intended usage flags for the next
+ *  buffers acquired with (*lockBuffer)() and on.
+ *  By default (if this function is never called), a usage of
+ *      GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE
+ *  is assumed.
+ *  Calling this function will usually cause following buffers to be
+ *  reallocated.
+ */
+
+static inline int native_window_set_usage(
+        android_native_window_t* window, int usage)
+{
+    return window->perform(window, NATIVE_WINDOW_SET_USAGE, usage);
+}
+
+
+// ---------------------------------------------------------------------------
+
+/* FIXME: this is legacy for pixmaps */
+typedef struct egl_native_pixmap_t
+{
+    int32_t     version;    /* must be 32 */
+    int32_t     width;
+    int32_t     height;
+    int32_t     stride;
+    uint8_t*    data;
+    uint8_t     format;
+    uint8_t     rfu[3];
+    union {
+        uint32_t    compressedFormat;
+        int32_t     vstride;
+    };
+    int32_t     reserved;
+} egl_native_pixmap_t;
+
+/*****************************************************************************/
+
+#ifdef __cplusplus
+}
+#endif
+
+
+/*****************************************************************************/
+
+#ifdef __cplusplus
+
+#include <utils/RefBase.h>
+
+namespace android {
+
+/*
+ * This helper class turns an EGL android_native_xxx type into a C++
+ * reference-counted object; with proper type conversions.
+ */
+template <typename NATIVE_TYPE, typename TYPE, typename REF>
+class EGLNativeBase : public NATIVE_TYPE, public REF
+{
+protected:
+    typedef EGLNativeBase<NATIVE_TYPE, TYPE, REF> BASE;
+    EGLNativeBase() : NATIVE_TYPE(), REF() {
+        NATIVE_TYPE::common.incRef = incRef;
+        NATIVE_TYPE::common.decRef = decRef;
+    }
+    static inline TYPE* getSelf(NATIVE_TYPE* self) {
+        return static_cast<TYPE*>(self);
+    }
+    static inline TYPE const* getSelf(NATIVE_TYPE const* self) {
+        return static_cast<TYPE const *>(self);
+    }
+    static inline TYPE* getSelf(android_native_base_t* base) {
+        return getSelf(reinterpret_cast<NATIVE_TYPE*>(base));
+    }
+    static inline TYPE const * getSelf(android_native_base_t const* base) {
+        return getSelf(reinterpret_cast<NATIVE_TYPE const*>(base));
+    }
+    static void incRef(android_native_base_t* base) {
+        EGLNativeBase* self = getSelf(base);
+        self->incStrong(self);
+    }
+    static void decRef(android_native_base_t* base) {
+        EGLNativeBase* self = getSelf(base);
+        self->decStrong(self);
+    }
+};
+
+} // namespace android
+#endif // __cplusplus
+
+/*****************************************************************************/
+
+#endif /* ANDROID_ANDROID_NATIVES_H */
diff --git a/include/utils.h b/include/utils.h
deleted file mode 100644
index 30648b1..0000000
--- a/include/utils.h
+++ /dev/null
@@ -1,33 +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.
- */
-
-//
-// Handy utility functions and portability code.  This file includes all
-// of the generally-useful headers in the "utils" directory.
-//
-#ifndef _LIBS_UTILS_H
-#define _LIBS_UTILS_H
-
-#include <utils/ported.h>
-#include <utils/Log.h>
-#include <utils/threads.h>
-#include <utils/Timers.h>
-#include <utils/List.h>
-#include <utils/string_array.h>
-#include <utils/misc.h>
-#include <utils/Errors.h>
-
-#endif // _LIBS_UTILS_H
diff --git a/include/utils/Debug.h b/include/utils/Debug.h
index a662b9c..d9ed32d 100644
--- a/include/utils/Debug.h
+++ b/include/utils/Debug.h
@@ -14,10 +14,6 @@
  * limitations under the License.
  */
 
-//
-// Debugging tools.  These should be able to be stripped
-// in release builds.
-//
 #ifndef ANDROID_DEBUG_H
 #define ANDROID_DEBUG_H
 
@@ -25,9 +21,32 @@
 #include <sys/types.h>
 
 namespace android {
+// ---------------------------------------------------------------------------
 
+#ifdef __cplusplus
 template<bool> struct CompileTimeAssert;
 template<> struct CompileTimeAssert<true> {};
+#define COMPILE_TIME_ASSERT(_exp) \
+    template class CompileTimeAssert< (_exp) >;
+#endif
+#define COMPILE_TIME_ASSERT_FUNCTION_SCOPE(_exp) \
+    CompileTimeAssert<( _exp )>();
+
+// ---------------------------------------------------------------------------
+
+#ifdef __cplusplus
+template<bool C, typename LSH, typename RHS> struct CompileTimeIfElse;
+template<typename LHS, typename RHS> 
+struct CompileTimeIfElse<true,  LHS, RHS> { typedef LHS TYPE; };
+template<typename LHS, typename RHS> 
+struct CompileTimeIfElse<false, LHS, RHS> { typedef RHS TYPE; };
+#endif
+
+// ---------------------------------------------------------------------------
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 const char* stringForIndent(int32_t indentLevel);
 
@@ -35,11 +54,17 @@
 
 void printTypeCode(uint32_t typeCode,
     debugPrintFunc func = 0, void* cookie = 0);
+
 void printHexData(int32_t indent, const void *buf, size_t length,
     size_t bytesPerLine=16, int32_t singleLineBytesCutoff=16,
     size_t alignment=0, bool cArrayStyle=false,
     debugPrintFunc func = 0, void* cookie = 0);
 
+#ifdef __cplusplus
+}
+#endif
+
+// ---------------------------------------------------------------------------
 }; // namespace android
 
 #endif // ANDROID_DEBUG_H
diff --git a/include/utils/Errors.h b/include/utils/Errors.h
index 1bf9e6f..81f818b 100644
--- a/include/utils/Errors.h
+++ b/include/utils/Errors.h
@@ -63,7 +63,7 @@
     BAD_INDEX           = -EOVERFLOW,
     NOT_ENOUGH_DATA     = -ENODATA,
     WOULD_BLOCK         = -EWOULDBLOCK, 
-    TIMED_OUT           = -ETIME,
+    TIMED_OUT           = -ETIMEDOUT,
     UNKNOWN_TRANSACTION = -EBADMSG,
 #else    
     BAD_INDEX           = -E2BIG,
diff --git a/include/utils/KeyedVector.h b/include/utils/KeyedVector.h
index f4513ee..6bcdea4 100644
--- a/include/utils/KeyedVector.h
+++ b/include/utils/KeyedVector.h
@@ -164,7 +164,7 @@
 template<typename KEY, typename VALUE> inline
 ssize_t KeyedVector<KEY,VALUE>::replaceValueAt(size_t index, const VALUE& item) {
     if (index<size()) {
-        mVector.editValueAt(index).value = item;
+        mVector.editItemAt(index).value = item;
         return index;
     }
     return BAD_INDEX;
diff --git a/include/utils/List.h b/include/utils/List.h
index 1a6be9a..403cd7f 100644
--- a/include/utils/List.h
+++ b/include/utils/List.h
@@ -22,147 +22,200 @@
 // construction, so if the compiler's auto-generated versions won't work for
 // you, define your own.
 //
-// The only class you want to use from here is "List".  Do not use classes
-// starting with "_" directly.
+// The only class you want to use from here is "List".
 //
 #ifndef _LIBS_UTILS_LIST_H
 #define _LIBS_UTILS_LIST_H
 
+#include <stddef.h>
+#include <stdint.h>
+
 namespace android {
 
 /*
- * One element in the list.
- */
-template<class T> class _ListNode {
-public:
-    typedef _ListNode<T> _Node;
-
-    _ListNode(const T& val) : mVal(val) {}
-    ~_ListNode(void) {}
-
-    T& getRef(void) { return mVal; }
-    void setVal(const T& val) { mVal = val; }
-
-    _Node* getPrev(void) const { return mpPrev; }
-    void setPrev(_Node* ptr) { mpPrev = ptr; }
-    _Node* getNext(void) const { return mpNext; }
-    void setNext(_Node* ptr) { mpNext = ptr; }
-
-private:
-    T           mVal;
-    _Node*      mpPrev;
-    _Node*      mpNext;
-};
-
-/*
- * Iterator for walking through the list.
- */
-template<class T, class Tref> class _ListIterator {
-public:
-    typedef _ListIterator<T,Tref> _Iter;
-    typedef _ListNode<T> _Node;
-
-    _ListIterator(void) {}
-    _ListIterator(_Node* ptr) : mpNode(ptr) {}
-    ~_ListIterator(void) {}
-
-    /*
-     * Dereference operator.  Used to get at the juicy insides.
-     */
-    Tref operator*() const { return mpNode->getRef(); }
-
-    /*
-     * Iterator comparison.
-     */
-    bool operator==(const _Iter& right) const { return mpNode == right.mpNode; }
-    bool operator!=(const _Iter& right) const { return mpNode != right.mpNode; }
-
-    /*
-     * Incr/decr, used to move through the list.
-     */
-    _Iter& operator++(void) {        // pre-increment
-        mpNode = mpNode->getNext();
-        return *this;
-    }
-    _Iter operator++(int) {          // post-increment
-        _Iter tmp = *this;
-        ++*this;
-        return tmp;
-    }
-    _Iter& operator--(void) {        // pre-increment
-        mpNode = mpNode->getPrev();
-        return *this;
-    }
-    _Iter operator--(int) {          // post-increment
-        _Iter tmp = *this;
-        --*this;
-        return tmp;
-    }
-
-    _Node* getNode(void) const { return mpNode; }
-
-private:
-    _Node*      mpNode;
-};
-
-
-/*
  * Doubly-linked list.  Instantiate with "List<MyClass> myList".
  *
  * Objects added to the list are copied using the assignment operator,
  * so this must be defined.
  */
-template<class T> class List {
-public:
-    typedef _ListNode<T> _Node;
+template<typename T> 
+class List 
+{
+protected:
+    /*
+     * One element in the list.
+     */
+    class _Node {
+    public:
+        explicit _Node(const T& val) : mVal(val) {}
+        ~_Node() {}
+        inline T& getRef() { return mVal; }
+        inline const T& getRef() const { return mVal; }
+        inline _Node* getPrev() const { return mpPrev; }
+        inline _Node* getNext() const { return mpNext; }
+        inline void setVal(const T& val) { mVal = val; }
+        inline void setPrev(_Node* ptr) { mpPrev = ptr; }
+        inline void setNext(_Node* ptr) { mpNext = ptr; }
+    private:
+        friend class List;
+        friend class _ListIterator;
+        T           mVal;
+        _Node*      mpPrev;
+        _Node*      mpNext;
+    };
 
-    List(void) {
+    /*
+     * Iterator for walking through the list.
+     */
+    
+    template <typename TYPE>
+    struct CONST_ITERATOR {
+        typedef _Node const * NodePtr;
+        typedef const TYPE Type;
+    };
+    
+    template <typename TYPE>
+    struct NON_CONST_ITERATOR {
+        typedef _Node* NodePtr;
+        typedef TYPE Type;
+    };
+    
+    template<
+        typename U,
+        template <class> class Constness
+    > 
+    class _ListIterator {
+        typedef _ListIterator<U, Constness>     _Iter;
+        typedef typename Constness<U>::NodePtr  _NodePtr;
+        typedef typename Constness<U>::Type     _Type;
+
+        explicit _ListIterator(_NodePtr ptr) : mpNode(ptr) {}
+
+    public:
+        _ListIterator() {}
+        _ListIterator(const _Iter& rhs) : mpNode(rhs.mpNode) {}
+        ~_ListIterator() {}
+        
+        // this will handle conversions from iterator to const_iterator
+        // (and also all convertible iterators)
+        // Here, in this implementation, the iterators can be converted
+        // if the nodes can be converted
+        template<typename V> explicit 
+        _ListIterator(const V& rhs) : mpNode(rhs.mpNode) {}
+        
+
+        /*
+         * Dereference operator.  Used to get at the juicy insides.
+         */
+        _Type& operator*() const { return mpNode->getRef(); }
+        _Type* operator->() const { return &(mpNode->getRef()); }
+
+        /*
+         * Iterator comparison.
+         */
+        inline bool operator==(const _Iter& right) const { 
+            return mpNode == right.mpNode; }
+        
+        inline bool operator!=(const _Iter& right) const { 
+            return mpNode != right.mpNode; }
+
+        /*
+         * handle comparisons between iterator and const_iterator
+         */
+        template<typename OTHER>
+        inline bool operator==(const OTHER& right) const { 
+            return mpNode == right.mpNode; }
+        
+        template<typename OTHER>
+        inline bool operator!=(const OTHER& right) const { 
+            return mpNode != right.mpNode; }
+
+        /*
+         * Incr/decr, used to move through the list.
+         */
+        inline _Iter& operator++() {     // pre-increment
+            mpNode = mpNode->getNext();
+            return *this;
+        }
+        const _Iter operator++(int) {    // post-increment
+            _Iter tmp(*this);
+            mpNode = mpNode->getNext();
+            return tmp;
+        }
+        inline _Iter& operator--() {     // pre-increment
+            mpNode = mpNode->getPrev();
+            return *this;
+        }
+        const _Iter operator--(int) {   // post-increment
+            _Iter tmp(*this);
+            mpNode = mpNode->getPrev();
+            return tmp;
+        }
+
+        inline _NodePtr getNode() const { return mpNode; }
+
+        _NodePtr mpNode;    /* should be private, but older gcc fails */
+    private:
+        friend class List;
+    };
+
+public:
+    List() {
         prep();
     }
     List(const List<T>& src) {      // copy-constructor
         prep();
         insert(begin(), src.begin(), src.end());
     }
-    virtual ~List(void) {
+    virtual ~List() {
         clear();
         delete[] (unsigned char*) mpMiddle;
     }
 
-    typedef _ListIterator<T,T&> iterator;
-    typedef _ListIterator<T, const T&> const_iterator;
+    typedef _ListIterator<T, NON_CONST_ITERATOR> iterator;
+    typedef _ListIterator<T, CONST_ITERATOR> const_iterator;
 
     List<T>& operator=(const List<T>& right);
 
     /* returns true if the list is empty */
-    bool empty(void) const { return mpMiddle->getNext() == mpMiddle; }
+    inline bool empty() const { return mpMiddle->getNext() == mpMiddle; }
 
     /* return #of elements in list */
-    unsigned int size(void) const {
-        return distance(begin(), end());
+    size_t size() const {
+        return size_t(distance(begin(), end()));
     }
 
     /*
      * Return the first element or one past the last element.  The
-     * _ListNode* we're returning is converted to an "iterator" by a
+     * _Node* we're returning is converted to an "iterator" by a
      * constructor in _ListIterator.
      */
-    iterator begin()                { return mpMiddle->getNext(); }
-    const_iterator begin() const    { return mpMiddle->getNext(); }
-    iterator end()                  { return mpMiddle; }
-    const_iterator end() const      { return mpMiddle; }
+    inline iterator begin() { 
+        return iterator(mpMiddle->getNext()); 
+    }
+    inline const_iterator begin() const { 
+        return const_iterator(const_cast<_Node const*>(mpMiddle->getNext())); 
+    }
+    inline iterator end() { 
+        return iterator(mpMiddle); 
+    }
+    inline const_iterator end() const { 
+        return const_iterator(const_cast<_Node const*>(mpMiddle)); 
+    }
 
     /* add the object to the head or tail of the list */
     void push_front(const T& val) { insert(begin(), val); }
     void push_back(const T& val) { insert(end(), val); }
 
     /* insert before the current node; returns iterator at new node */
-    iterator insert(iterator posn, const T& val) {
+    iterator insert(iterator posn, const T& val) 
+    {
         _Node* newNode = new _Node(val);        // alloc & copy-construct
         newNode->setNext(posn.getNode());
         newNode->setPrev(posn.getNode()->getPrev());
         posn.getNode()->getPrev()->setNext(newNode);
         posn.getNode()->setPrev(newNode);
-        return newNode;
+        return iterator(newNode);
     }
 
     /* insert a range of elements before the current node */
@@ -178,18 +231,18 @@
         pPrev->setNext(pNext);
         pNext->setPrev(pPrev);
         delete posn.getNode();
-        return pNext;
+        return iterator(pNext);
     }
 
     /* remove a range of elements */
     iterator erase(iterator first, iterator last) {
         while (first != last)
             erase(first++);     // don't erase than incr later!
-        return last;
+        return iterator(last);
     }
 
     /* remove all contents of the list */
-    void clear(void) {
+    void clear() {
         _Node* pCurrent = mpMiddle->getNext();
         _Node* pNext;
 
@@ -207,21 +260,20 @@
      * will be equal to "last".  The iterators must refer to the same
      * list.
      *
-     * (This is actually a generic iterator function.  It should be part
-     * of some other class, possibly an iterator base class.  It needs to
-     * know the difference between a list, which has to march through,
-     * and a vector, which can just do pointer math.)
+     * FIXME: This is actually a generic iterator function. It should be a 
+     * template function at the top-level with specializations for things like
+     * vector<>, which can just do pointer math). Here we limit it to
+     * _ListIterator of the same type but different constness.
      */
-    unsigned int distance(iterator first, iterator last) {
-        unsigned int count = 0;
-        while (first != last) {
-            ++first;
-            ++count;
-        }
-        return count;
-    }
-    unsigned int distance(const_iterator first, const_iterator last) const {
-        unsigned int count = 0;
+    template<
+        typename U,
+        template <class> class CL,
+        template <class> class CR
+    > 
+    ptrdiff_t distance(
+            _ListIterator<U, CL> first, _ListIterator<U, CR> last) const 
+    {
+        ptrdiff_t count = 0;
         while (first != last) {
             ++first;
             ++count;
@@ -231,12 +283,12 @@
 
 private:
     /*
-     * I want a _ListNode but don't need it to hold valid data.  More
+     * I want a _Node but don't need it to hold valid data.  More
      * to the point, I don't want T's constructor to fire, since it
      * might have side-effects or require arguments.  So, we do this
      * slightly uncouth storage alloc.
      */
-    void prep(void) {
+    void prep() {
         mpMiddle = (_Node*) new unsigned char[sizeof(_Node)];
         mpMiddle->setPrev(mpMiddle);
         mpMiddle->setNext(mpMiddle);
diff --git a/include/utils/LogSocket.h b/include/utils/LogSocket.h
deleted file mode 100644
index 01fbfb5..0000000
--- a/include/utils/LogSocket.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/* utils/LogSocket.h
-** 
-** Copyright 2008, The Android Open Source Project
-**
-** This file is dual licensed.  It may be redistributed and/or modified
-** under the terms of the Apache 2.0 License OR version 2 of the GNU
-** General Public License.
-*/
-
-#ifndef _UTILS_LOGSOCKET_H
-#define _UTILS_LOGSOCKET_H
-
-#define SOCKET_CLOSE_LOCAL 0
-
-void add_send_stats(int fd, int send);
-void add_recv_stats(int fd, int recv);
-void log_socket_close(int fd, short reason);
-void log_socket_connect(int fd, unsigned int ip, unsigned short port);
-
-#endif /* _UTILS_LOGSOCKET_H */
diff --git a/include/utils/Pipe.h b/include/utils/Pipe.h
deleted file mode 100644
index 6404168..0000000
--- a/include/utils/Pipe.h
+++ /dev/null
@@ -1,108 +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.
- */
-
-//
-// FIFO I/O.
-//
-#ifndef _LIBS_UTILS_PIPE_H
-#define _LIBS_UTILS_PIPE_H
-
-#ifdef HAVE_ANDROID_OS
-#error DO NOT USE THIS FILE IN THE DEVICE BUILD
-#endif
-
-namespace android {
-
-/*
- * Simple anonymous unidirectional pipe.
- *
- * The primary goal is to create an implementation with minimal overhead
- * under Linux.  Making Windows, Mac OS X, and Linux all work the same way
- * is a secondary goal.  Part of this goal is to have something that can
- * be fed to a select() call, so that the application can sleep in the
- * kernel until something interesting happens.
- */
-class Pipe {
-public:
-    Pipe(void);
-    virtual ~Pipe(void);
-
-    /* Create the pipe */
-    bool create(void);
-
-    /* Create a read-only pipe, using the supplied handle as read handle */
-    bool createReader(unsigned long handle);
-    /* Create a write-only pipe, using the supplied handle as write handle */
-    bool createWriter(unsigned long handle);
-
-    /* Is this object ready to go? */
-    bool isCreated(void);
-
-    /*
-     * Read "count" bytes from the pipe.  Returns the amount of data read,
-     * or 0 if no data available and we're non-blocking.
-     * Returns -1 on error.
-     */
-    int read(void* buf, int count);
-
-    /*
-     * Write "count" bytes into the pipe.  Returns number of bytes written,
-     * or 0 if there's no room for more data and we're non-blocking.
-     * Returns -1 on error.
-     */
-    int write(const void* buf, int count);
-
-    /* Returns "true" if data is available to read */
-    bool readReady(void);
-
-    /* Enable or disable non-blocking I/O for reads */
-    bool setReadNonBlocking(bool val);
-    /* Enable or disable non-blocking I/O for writes.  Only works on Linux. */
-    bool setWriteNonBlocking(bool val);
-
-    /*
-     * Get the handle.  Only useful in some platform-specific situations.
-     */
-    unsigned long getReadHandle(void);
-    unsigned long getWriteHandle(void);
-
-    /*
-     * Modify inheritance, i.e. whether or not a child process will get
-     * copies of the descriptors.  Systems with fork+exec allow us to close
-     * the descriptors before launching the child process, but Win32
-     * doesn't allow it.
-     */
-    bool disallowReadInherit(void);
-    bool disallowWriteInherit(void);
-
-    /*
-     * Close one side or the other.  Useful in the parent after launching
-     * a child process.
-     */
-    bool closeRead(void);
-    bool closeWrite(void);
-
-private:
-    bool    mReadNonBlocking;
-    bool    mWriteNonBlocking;
-
-    unsigned long mReadHandle;
-    unsigned long mWriteHandle;
-};
-
-}; // android
-
-#endif // _LIBS_UTILS_PIPE_H
diff --git a/include/utils/RefBase.h b/include/utils/RefBase.h
index cbda0fd..bd7f28c 100644
--- a/include/utils/RefBase.h
+++ b/include/utils/RefBase.h
@@ -156,6 +156,10 @@
             delete static_cast<const T*>(this);
         }
     }
+    //! DEBUGGING ONLY: Get current strong ref count.
+    inline int32_t getStrongCount() const {
+        return mCount;
+    }
     
 protected:
     inline ~LightRefBase() { }
diff --git a/include/utils/ResourceTypes.h b/include/utils/ResourceTypes.h
index e524e2a..49145e8 100644
--- a/include/utils/ResourceTypes.h
+++ b/include/utils/ResourceTypes.h
@@ -864,6 +864,13 @@
         KEYSHIDDEN_SOFT = 0x0003,
     };
     
+    enum {
+        MASK_NAVHIDDEN = 0x000c,
+        NAVHIDDEN_ANY = 0x0000,
+        NAVHIDDEN_NO = 0x0004,
+        NAVHIDDEN_YES = 0x0008,
+    };
+    
     union {
         struct {
             uint8_t keyboard;
@@ -1011,7 +1018,8 @@
         if (orientation != o.orientation) diffs |= CONFIG_ORIENTATION;
         if (density != o.density) diffs |= CONFIG_DENSITY;
         if (touchscreen != o.touchscreen) diffs |= CONFIG_TOUCHSCREEN;
-        if (((inputFlags^o.inputFlags)&MASK_KEYSHIDDEN) != 0) diffs |= CONFIG_KEYBOARD_HIDDEN;
+        if (((inputFlags^o.inputFlags)&(MASK_KEYSHIDDEN|MASK_NAVHIDDEN)) != 0)
+                diffs |= CONFIG_KEYBOARD_HIDDEN;
         if (keyboard != o.keyboard) diffs |= CONFIG_KEYBOARD;
         if (navigation != o.navigation) diffs |= CONFIG_NAVIGATION;
         if (screenSize != o.screenSize) diffs |= CONFIG_SCREEN_SIZE;
@@ -1082,6 +1090,11 @@
                 if (!(o.inputFlags & MASK_KEYSHIDDEN)) return true;
             }
 
+            if (((inputFlags^o.inputFlags) & MASK_NAVHIDDEN) != 0) {
+                if (!(inputFlags & MASK_NAVHIDDEN)) return false;
+                if (!(o.inputFlags & MASK_NAVHIDDEN)) return true;
+            }
+
             if (keyboard != o.keyboard) {
                 if (!keyboard) return false;
                 if (!o.keyboard) return true;
@@ -1225,6 +1238,18 @@
                     }
                 }
 
+                const int navHidden = inputFlags & MASK_NAVHIDDEN;
+                const int oNavHidden = o.inputFlags & MASK_NAVHIDDEN;
+                if (navHidden != oNavHidden) {
+                    const int reqNavHidden =
+                            requested->inputFlags & MASK_NAVHIDDEN;
+                    if (reqNavHidden) {
+
+                        if (!navHidden) return false;
+                        if (!oNavHidden) return true;
+                    }
+                }
+
                 if ((keyboard != o.keyboard) && requested->keyboard) {
                     return (keyboard);
                 }
@@ -1247,7 +1272,7 @@
 
             if (version || o.version) {
                 if ((sdkVersion != o.sdkVersion) && requested->sdkVersion) {
-                    return (sdkVersion);
+                    return (sdkVersion > o.sdkVersion);
                 }
 
                 if ((minorVersion != o.minorVersion) &&
@@ -1332,6 +1357,12 @@
                     return false;
                 }
             }
+            const int navHidden = inputFlags&MASK_NAVHIDDEN;
+            const int setNavHidden = settings.inputFlags&MASK_NAVHIDDEN;
+            if (setNavHidden != 0 && navHidden != 0
+                && navHidden != setNavHidden) {
+                return false;
+            }
             if (settings.keyboard != 0 && keyboard != 0
                 && keyboard != settings.keyboard) {
                 return false;
@@ -1353,7 +1384,7 @@
         }
         if (version != 0) {
             if (settings.sdkVersion != 0 && sdkVersion != 0
-                && sdkVersion != settings.sdkVersion) {
+                && sdkVersion > settings.sdkVersion) {
                 return false;
             }
             if (settings.minorVersion != 0 && minorVersion != 0
diff --git a/include/utils/Singleton.h b/include/utils/Singleton.h
new file mode 100644
index 0000000..bc7626a
--- /dev/null
+++ b/include/utils/Singleton.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2007 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_UTILS_SINGLETON_H
+#define ANDROID_UTILS_SINGLETON_H
+
+#include <stdint.h>
+#include <sys/types.h>
+#include <utils/threads.h>
+
+namespace android {
+// ---------------------------------------------------------------------------
+
+template <typename TYPE>
+class Singleton
+{
+public:
+    static TYPE& getInstance() {
+        Mutex::Autolock _l(sLock);
+        TYPE* instance = sInstance;
+        if (instance == 0) {
+            instance = new TYPE();
+            sInstance = instance;
+        }
+        return *instance;
+    }
+    
+protected:
+    ~Singleton() { };
+    Singleton() { };
+
+private:
+    Singleton(const Singleton&);
+    Singleton& operator = (const Singleton&);
+    static Mutex sLock;
+    static TYPE* sInstance;
+};
+
+/*
+ * use ANDROID_SINGLETON_STATIC_INSTANCE(TYPE) in your implementation file
+ * (eg: <TYPE>.cpp) to create the static instance of Singleton<>'s attributes,
+ * and avoid to have a copy of them in each compilation units Singleton<TYPE>
+ * is used.
+ */
+
+#define ANDROID_SINGLETON_STATIC_INSTANCE(TYPE)             \
+    template class Singleton< TYPE >;                       \
+    template< class TYPE > Mutex Singleton< TYPE >::sLock;  \
+    template<> TYPE* Singleton< TYPE >::sInstance(0);
+
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+
+#endif // ANDROID_UTILS_SINGLETON_H
+
diff --git a/include/utils/Socket.h b/include/utils/Socket.h
deleted file mode 100644
index 8b7f406..0000000
--- a/include/utils/Socket.h
+++ /dev/null
@@ -1,80 +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.
- */
-
-//
-// Socket class.  Modeled after Java classes.
-//
-#ifndef _RUNTIME_SOCKET_H
-#define _RUNTIME_SOCKET_H
-
-#include <utils/inet_address.h>
-#include <sys/types.h>
-
-namespace android {
-
-/*
- * Basic socket class, needed to abstract away the differences between
- * BSD sockets and WinSock.  This establishes a streaming network
- * connection (TCP/IP) to somebody.
- */
-class Socket {
-public:
-    Socket(void);
-    ~Socket(void);
-
-    // Create a connection to somewhere.
-    // Return 0 on success.
-    int connect(const char* host, int port);
-    int connect(const InetAddress* addr, int port);
-
-
-    // Close the socket.  Don't try to use this object again after
-    // calling this.  Returns false on failure.
-    bool close(void);
-
-    // If we created the socket without an address, we can use these
-    // to finish the connection.  Returns 0 on success.
-    int bind(const SocketAddress& bindPoint);
-    int connect(const SocketAddress& endPoint);
-
-    // Here we deviate from the traditional object-oriented fanciness
-    // and just provide read/write operators instead of getters for
-    // objects that abstract a stream.
-    //
-    // Standard read/write semantics.
-    int read(void* buf, ssize_t len) const;
-    int write(const void* buf, ssize_t len) const;
-
-    // This must be called once, at program startup.
-    static bool bootInit(void);
-    static void finalShutdown(void);
-
-private:
-    // Internal function that establishes a connection.
-    int doConnect(const InetSocketAddress& addr);
-
-    unsigned long   mSock;      // holds SOCKET or int
-
-    static bool     mBootInitialized;
-};
-
-
-// debug -- unit tests
-void TestSockets(void);
-
-}; // namespace android
-
-#endif // _RUNTIME_SOCKET_H
diff --git a/include/utils/SortedVector.h b/include/utils/SortedVector.h
index c8a6153..8beec57 100644
--- a/include/utils/SortedVector.h
+++ b/include/utils/SortedVector.h
@@ -141,8 +141,7 @@
     : SortedVectorImpl(sizeof(TYPE),
                 ((traits<TYPE>::has_trivial_ctor   ? HAS_TRIVIAL_CTOR   : 0)
                 |(traits<TYPE>::has_trivial_dtor   ? HAS_TRIVIAL_DTOR   : 0)
-                |(traits<TYPE>::has_trivial_copy   ? HAS_TRIVIAL_COPY   : 0)
-                |(traits<TYPE>::has_trivial_assign ? HAS_TRIVIAL_ASSIGN : 0))
+                |(traits<TYPE>::has_trivial_copy   ? HAS_TRIVIAL_COPY   : 0))
                 )
 {
 }
diff --git a/include/utils/StringArray.h b/include/utils/StringArray.h
new file mode 100644
index 0000000..c2445871
--- /dev/null
+++ b/include/utils/StringArray.h
@@ -0,0 +1,83 @@
+/*
+ * 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.
+ */
+
+//
+// Sortable array of strings.  STL-ish, but STL-free.
+//  
+#ifndef _LIBS_UTILS_STRING_ARRAY_H
+#define _LIBS_UTILS_STRING_ARRAY_H
+
+#include <stdlib.h>
+#include <string.h>
+
+namespace android {
+
+//
+// An expanding array of strings.  Add, get, sort, delete.
+//
+class StringArray {
+public:
+    StringArray();
+    virtual ~StringArray();
+
+    //
+    // Add a string.  A copy of the string is made.
+    //
+    bool push_back(const char* str);
+
+    //
+    // Delete an entry.
+    //
+    void erase(int idx);
+
+    //
+    // Sort the array.
+    //
+    void sort(int (*compare)(const void*, const void*));
+    
+    //
+    // Pass this to the sort routine to do an ascending alphabetical sort.
+    //
+    static int cmpAscendingAlpha(const void* pstr1, const void* pstr2);
+    
+    //
+    // Get the #of items in the array.
+    //
+    inline int size(void) const { return mCurrent; }
+
+    //
+    // Return entry N.
+    // [should use operator[] here]
+    //
+    const char* getEntry(int idx) const {
+        return (unsigned(idx) >= unsigned(mCurrent)) ? NULL : mArray[idx];
+    }
+
+    //
+    // Set entry N to specified string.
+    // [should use operator[] here]
+    //
+    void setEntry(int idx, const char* str);
+
+private:
+    int     mMax;
+    int     mCurrent;
+    char**  mArray;
+};
+
+}; // namespace android
+
+#endif // _LIBS_UTILS_STRING_ARRAY_H
diff --git a/include/utils/TextOutput.h b/include/utils/TextOutput.h
index d8d86ba..de2fbbe 100644
--- a/include/utils/TextOutput.h
+++ b/include/utils/TextOutput.h
@@ -28,8 +28,8 @@
 class TextOutput
 {
 public:
-                        TextOutput() { }
-    virtual             ~TextOutput() { }
+                        TextOutput();
+    virtual             ~TextOutput();
     
     virtual status_t    print(const char* txt, size_t len) = 0;
     virtual void        moveIndent(int delta) = 0;
diff --git a/include/utils/TimerProbe.h b/include/utils/TimerProbe.h
deleted file mode 100644
index f2e32b2..0000000
--- a/include/utils/TimerProbe.h
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * Copyright (C) 2007 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_TIMER_PROBE_H
-#define ANDROID_TIMER_PROBE_H
-
-#if 0 && defined(HAVE_POSIX_CLOCKS)
-#define ENABLE_TIMER_PROBE 1
-#else
-#define ENABLE_TIMER_PROBE 0
-#endif
-
-#if ENABLE_TIMER_PROBE
-
-#include <time.h>
-#include <sys/time.h>
-#include <utils/Vector.h>
-
-#define TIMER_PROBE(tag) \
-    static int _timer_slot_; \
-    android::TimerProbe probe(tag, &_timer_slot_)
-#define TIMER_PROBE_END() probe.end()
-#else
-#define TIMER_PROBE(tag)
-#define TIMER_PROBE_END()
-#endif
-
-#if ENABLE_TIMER_PROBE
-namespace android {
-
-class TimerProbe {
-public:
-    TimerProbe(const char tag[], int* slot);
-    void end();
-    ~TimerProbe();
-private:
-    struct Bucket {
-        int mStart, mReal, mProcess, mThread, mCount;
-        const char* mTag;
-        int* mSlotPtr;
-        int mIndent;
-    };
-    static Vector<Bucket> gBuckets;
-    static TimerProbe* gExecuteChain;
-    static int gIndent;
-    static timespec gRealBase;
-    TimerProbe* mNext;
-    static uint32_t ElapsedTime(const timespec& start, const timespec& end);
-    void print(const timespec& r, const timespec& p, const timespec& t) const;
-    timespec mRealStart, mPStart, mTStart;
-    const char* mTag;
-    int mIndent;
-    int mBucket;
-};
-
-}; // namespace android
-
-#endif
-#endif
diff --git a/include/utils/Timers.h b/include/utils/Timers.h
index 9610399..9a9e07c 100644
--- a/include/utils/Timers.h
+++ b/include/utils/Timers.h
@@ -88,9 +88,6 @@
 nsecs_t systemTime(int clock);
 #endif // def __cplusplus
 
-// return the system-time according to the specified clock
-int sleepForInterval(long interval, struct timeval* pNextTick);
-
 #ifdef __cplusplus
 } // extern "C"
 #endif
@@ -108,15 +105,15 @@
  */
 class DurationTimer {
 public:
-    DurationTimer(void) {}
-    ~DurationTimer(void) {}
+    DurationTimer() {}
+    ~DurationTimer() {}
 
     // Start the timer.
-    void start(void);
+    void start();
     // Stop the timer.
-    void stop(void);
+    void stop();
     // Get the duration in microseconds.
-    long long durationUsecs(void) const;
+    long long durationUsecs() const;
 
     // Subtract two timevals.  Returns the difference (ptv1-ptv2) in
     // microseconds.
diff --git a/include/utils/TypeHelpers.h b/include/utils/TypeHelpers.h
index c04c37f..2ff2749 100644
--- a/include/utils/TypeHelpers.h
+++ b/include/utils/TypeHelpers.h
@@ -29,35 +29,39 @@
 /*
  * Types traits
  */
-    
-template <typename T> struct trait_trivial_ctor  { enum { value = false }; };
-template <typename T> struct trait_trivial_dtor  { enum { value = false }; };
-template <typename T> struct trait_trivial_copy  { enum { value = false }; };
-template <typename T> struct trait_trivial_assign{ enum { value = false }; };
 
-template <typename T> struct trait_pointer     { enum { value = false }; };    
-template <typename T> struct trait_pointer<T*> { enum { value = true }; };
+template <typename T> struct trait_trivial_ctor { enum { value = false }; };
+template <typename T> struct trait_trivial_dtor { enum { value = false }; };
+template <typename T> struct trait_trivial_copy { enum { value = false }; };
+template <typename T> struct trait_trivial_move { enum { value = false }; };
+template <typename T> struct trait_pointer      { enum { value = false }; };    
+template <typename T> struct trait_pointer<T*>  { enum { value = true }; };
 
-#define ANDROID_BASIC_TYPES_TRAITS( T )                                       \
-    template<> struct trait_trivial_ctor< T >  { enum { value = true }; };    \
-    template<> struct trait_trivial_dtor< T >  { enum { value = true }; };    \
-    template<> struct trait_trivial_copy< T >  { enum { value = true }; };    \
-    template<> struct trait_trivial_assign< T >{ enum { value = true }; }; 
+// sp<> can be trivially moved
+template <typename T> class sp;
+template <typename T> struct trait_trivial_move< sp<T> >{
+    enum { value = true }; 
+};
 
-#define ANDROID_TYPE_TRAITS( T, ctor, dtor, copy, assign )                    \
-    template<> struct trait_trivial_ctor< T >  { enum { value = ctor }; };    \
-    template<> struct trait_trivial_dtor< T >  { enum { value = dtor }; };    \
-    template<> struct trait_trivial_copy< T >  { enum { value = copy }; };    \
-    template<> struct trait_trivial_assign< T >{ enum { value = assign }; }; 
+// wp<> can be trivially moved
+template <typename T> class wp;
+template <typename T> struct trait_trivial_move< wp<T> >{ 
+    enum { value = true }; 
+};
 
 template <typename TYPE>
 struct traits {
     enum {
+        // whether this type is a pointer
         is_pointer          = trait_pointer<TYPE>::value,
+        // whether this type's constructor is a no-op
         has_trivial_ctor    = is_pointer || trait_trivial_ctor<TYPE>::value,
+        // whether this type's destructor is a no-op
         has_trivial_dtor    = is_pointer || trait_trivial_dtor<TYPE>::value,
+        // whether this type type can be copy-constructed with memcpy
         has_trivial_copy    = is_pointer || trait_trivial_copy<TYPE>::value,
-        has_trivial_assign  = is_pointer || trait_trivial_assign<TYPE>::value   
+        // whether this type can be moved with memmove
+        has_trivial_move    = is_pointer || trait_trivial_move<TYPE>::value
     };
 };
 
@@ -65,37 +69,47 @@
 struct aggregate_traits {
     enum {
         is_pointer          = false,
-        has_trivial_ctor    = traits<T>::has_trivial_ctor && traits<U>::has_trivial_ctor,
-        has_trivial_dtor    = traits<T>::has_trivial_dtor && traits<U>::has_trivial_dtor,
-        has_trivial_copy    = traits<T>::has_trivial_copy && traits<U>::has_trivial_copy,
-        has_trivial_assign  = traits<T>::has_trivial_assign && traits<U>::has_trivial_assign
+        has_trivial_ctor    = 
+            traits<T>::has_trivial_ctor && traits<U>::has_trivial_ctor,
+        has_trivial_dtor    = 
+            traits<T>::has_trivial_dtor && traits<U>::has_trivial_dtor,
+        has_trivial_copy    = 
+            traits<T>::has_trivial_copy && traits<U>::has_trivial_copy,
+        has_trivial_move    = 
+            traits<T>::has_trivial_move && traits<U>::has_trivial_move
     };
 };
 
+#define ANDROID_BASIC_TYPES_TRAITS( T )                                     \
+    template<> struct trait_trivial_ctor< T >   { enum { value = true }; }; \
+    template<> struct trait_trivial_dtor< T >   { enum { value = true }; }; \
+    template<> struct trait_trivial_copy< T >   { enum { value = true }; }; \
+    template<> struct trait_trivial_move< T >   { enum { value = true }; };
+
 // ---------------------------------------------------------------------------
 
 /*
  * basic types traits
  */
- 
-ANDROID_BASIC_TYPES_TRAITS( void );
-ANDROID_BASIC_TYPES_TRAITS( bool );
-ANDROID_BASIC_TYPES_TRAITS( char );
-ANDROID_BASIC_TYPES_TRAITS( unsigned char );
-ANDROID_BASIC_TYPES_TRAITS( short );
-ANDROID_BASIC_TYPES_TRAITS( unsigned short );
-ANDROID_BASIC_TYPES_TRAITS( int );
-ANDROID_BASIC_TYPES_TRAITS( unsigned int );
-ANDROID_BASIC_TYPES_TRAITS( long );
-ANDROID_BASIC_TYPES_TRAITS( unsigned long );
-ANDROID_BASIC_TYPES_TRAITS( long long );
-ANDROID_BASIC_TYPES_TRAITS( unsigned long long );
-ANDROID_BASIC_TYPES_TRAITS( float );
-ANDROID_BASIC_TYPES_TRAITS( double );
+
+ANDROID_BASIC_TYPES_TRAITS( void )
+ANDROID_BASIC_TYPES_TRAITS( bool )
+ANDROID_BASIC_TYPES_TRAITS( char )
+ANDROID_BASIC_TYPES_TRAITS( unsigned char )
+ANDROID_BASIC_TYPES_TRAITS( short )
+ANDROID_BASIC_TYPES_TRAITS( unsigned short )
+ANDROID_BASIC_TYPES_TRAITS( int )
+ANDROID_BASIC_TYPES_TRAITS( unsigned int )
+ANDROID_BASIC_TYPES_TRAITS( long )
+ANDROID_BASIC_TYPES_TRAITS( unsigned long )
+ANDROID_BASIC_TYPES_TRAITS( long long )
+ANDROID_BASIC_TYPES_TRAITS( unsigned long long )
+ANDROID_BASIC_TYPES_TRAITS( float )
+ANDROID_BASIC_TYPES_TRAITS( double )
 
 // ---------------------------------------------------------------------------
 
-    
+
 /*
  * compare and order types
  */
@@ -111,9 +125,9 @@
 }
 
 /*
- * create, destroy, copy and assign types...
+ * create, destroy, copy and move types...
  */
- 
+
 template<typename TYPE> inline
 void construct_type(TYPE* p, size_t n) {
     if (!traits<TYPE>::has_trivial_ctor) {
@@ -146,17 +160,6 @@
 }
 
 template<typename TYPE> inline
-void assign_type(TYPE* d, const TYPE* s, size_t n) {
-    if (!traits<TYPE>::has_trivial_assign) {
-        while (n--) {
-            *d++ = *s++;
-        }
-    } else {
-        memcpy(d,s,n*sizeof(TYPE));
-    }
-}
-
-template<typename TYPE> inline
 void splat_type(TYPE* where, const TYPE* what, size_t n) {
     if (!traits<TYPE>::has_trivial_copy) {
         while (n--) {
@@ -164,15 +167,19 @@
             where++;
         }
     } else {
-         while (n--) {
-             *where++ = *what;
+        while (n--) {
+            *where++ = *what;
         }
     }
 }
 
 template<typename TYPE> inline
 void move_forward_type(TYPE* d, const TYPE* s, size_t n = 1) {
-    if (!traits<TYPE>::has_trivial_copy || !traits<TYPE>::has_trivial_dtor) {
+    if ((traits<TYPE>::has_trivial_dtor && traits<TYPE>::has_trivial_copy) 
+            || traits<TYPE>::has_trivial_move) 
+    {
+        memmove(d,s,n*sizeof(TYPE));
+    } else {
         d += n;
         s += n;
         while (n--) {
@@ -180,35 +187,37 @@
             if (!traits<TYPE>::has_trivial_copy) {
                 new(d) TYPE(*s);
             } else {
-                *d = *s;
+                *d = *s;   
             }
             if (!traits<TYPE>::has_trivial_dtor) {
                 s->~TYPE();
             }
         }
-    } else {
-        memmove(d,s,n*sizeof(TYPE));
     }
 }
 
 template<typename TYPE> inline
 void move_backward_type(TYPE* d, const TYPE* s, size_t n = 1) {
-    if (!traits<TYPE>::has_trivial_copy || !traits<TYPE>::has_trivial_dtor) {
+    if ((traits<TYPE>::has_trivial_dtor && traits<TYPE>::has_trivial_copy) 
+            || traits<TYPE>::has_trivial_move) 
+    {
+        memmove(d,s,n*sizeof(TYPE));
+    } else {
         while (n--) {
             if (!traits<TYPE>::has_trivial_copy) {
                 new(d) TYPE(*s);
             } else {
-                *d = *s;
+                *d = *s;   
             }
             if (!traits<TYPE>::has_trivial_dtor) {
                 s->~TYPE();
             }
             d++, s++;
         }
-    } else {
-        memmove(d,s,n*sizeof(TYPE));
     }
 }
+
+
 // ---------------------------------------------------------------------------
 
 /*
@@ -242,8 +251,8 @@
 { enum { value = aggregate_traits<K,V>::has_trivial_copy }; };
 template<> 
 template <typename K, typename V>
-struct trait_trivial_assign< key_value_pair_t<K, V> >
-{ enum { value = aggregate_traits<K,V>::has_trivial_assign};};
+struct trait_trivial_move< key_value_pair_t<K, V> >
+{ enum { value = aggregate_traits<K,V>::has_trivial_move }; };
 
 // ---------------------------------------------------------------------------
 
diff --git a/include/utils/Vector.h b/include/utils/Vector.h
index be365d8..ad59fd6 100644
--- a/include/utils/Vector.h
+++ b/include/utils/Vector.h
@@ -175,8 +175,7 @@
     : VectorImpl(sizeof(TYPE),
                 ((traits<TYPE>::has_trivial_ctor   ? HAS_TRIVIAL_CTOR   : 0)
                 |(traits<TYPE>::has_trivial_dtor   ? HAS_TRIVIAL_DTOR   : 0)
-                |(traits<TYPE>::has_trivial_copy   ? HAS_TRIVIAL_COPY   : 0)
-                |(traits<TYPE>::has_trivial_assign ? HAS_TRIVIAL_ASSIGN : 0))
+                |(traits<TYPE>::has_trivial_copy   ? HAS_TRIVIAL_COPY   : 0))
                 )
 {
 }
diff --git a/include/utils/VectorImpl.h b/include/utils/VectorImpl.h
index 2525229..49b03f1 100644
--- a/include/utils/VectorImpl.h
+++ b/include/utils/VectorImpl.h
@@ -44,7 +44,6 @@
         HAS_TRIVIAL_CTOR    = 0x00000001,
         HAS_TRIVIAL_DTOR    = 0x00000002,
         HAS_TRIVIAL_COPY    = 0x00000004,
-        HAS_TRIVIAL_ASSIGN  = 0x00000008
     };
 
                             VectorImpl(size_t itemSize, uint32_t flags);
diff --git a/include/utils/ZipEntry.h b/include/utils/ZipEntry.h
deleted file mode 100644
index e4698df..0000000
--- a/include/utils/ZipEntry.h
+++ /dev/null
@@ -1,345 +0,0 @@
-/*
- * Copyright (C) 2006 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.
- */
-
-//
-// Zip archive entries.
-//
-// The ZipEntry class is tightly meshed with the ZipFile class.
-//
-#ifndef __LIBS_ZIPENTRY_H
-#define __LIBS_ZIPENTRY_H
-
-#include "Errors.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-
-namespace android {
-
-class ZipFile;
-
-/*
- * ZipEntry objects represent a single entry in a Zip archive.
- *
- * You can use one of these to get or set information about an entry, but
- * there are no functions here for accessing the data itself.  (We could
- * tuck a pointer to the ZipFile in here for convenience, but that raises
- * the likelihood of using ZipEntry objects after discarding the ZipFile.)
- *
- * File information is stored in two places: next to the file data (the Local
- * File Header, and possibly a Data Descriptor), and at the end of the file
- * (the Central Directory Entry).  The two must be kept in sync.
- */
-class ZipEntry {
-public:
-    friend class ZipFile;
-
-    ZipEntry(void)
-        : mDeleted(false), mMarked(false)
-        {}
-    ~ZipEntry(void) {}
-
-    /*
-     * Returns "true" if the data is compressed.
-     */
-    bool isCompressed(void) const {
-        return mCDE.mCompressionMethod != kCompressStored;
-    }
-    int getCompressionMethod(void) const { return mCDE.mCompressionMethod; }
-
-    /*
-     * Return the uncompressed length.
-     */
-    off_t getUncompressedLen(void) const { return mCDE.mUncompressedSize; }
-
-    /*
-     * Return the compressed length.  For uncompressed data, this returns
-     * the same thing as getUncompresesdLen().
-     */
-    off_t getCompressedLen(void) const { return mCDE.mCompressedSize; }
-
-    /*
-     * Return the absolute file offset of the start of the compressed or
-     * uncompressed data.
-     */
-    off_t getFileOffset(void) const {
-        return mCDE.mLocalHeaderRelOffset +
-                LocalFileHeader::kLFHLen +
-                mLFH.mFileNameLength +
-                mLFH.mExtraFieldLength;
-    }
-
-    /*
-     * Return the data CRC.
-     */
-    unsigned long getCRC32(void) const { return mCDE.mCRC32; }
-
-    /*
-     * Return file modification time in UNIX seconds-since-epoch.
-     */
-    time_t getModWhen(void) const;
-
-    /*
-     * Return the archived file name.
-     */
-    const char* getFileName(void) const { return (const char*) mCDE.mFileName; }
-
-    /*
-     * Application-defined "mark".  Can be useful when synchronizing the
-     * contents of an archive with contents on disk.
-     */
-    bool getMarked(void) const { return mMarked; }
-    void setMarked(bool val) { mMarked = val; }
-
-    /*
-     * Some basic functions for raw data manipulation.  "LE" means
-     * Little Endian.
-     */
-    static inline unsigned short getShortLE(const unsigned char* buf) {
-        return buf[0] | (buf[1] << 8);
-    }
-    static inline unsigned long getLongLE(const unsigned char* buf) {
-        return buf[0] | (buf[1] << 8) | (buf[2] << 16) | (buf[3] << 24);
-    }
-    static inline void putShortLE(unsigned char* buf, short val) {
-        buf[0] = (unsigned char) val;
-        buf[1] = (unsigned char) (val >> 8);
-    }
-    static inline void putLongLE(unsigned char* buf, long val) {
-        buf[0] = (unsigned char) val;
-        buf[1] = (unsigned char) (val >> 8);
-        buf[2] = (unsigned char) (val >> 16);
-        buf[3] = (unsigned char) (val >> 24);
-    }
-
-    /* defined for Zip archives */
-    enum {
-        kCompressStored     = 0,        // no compression
-        // shrunk           = 1,
-        // reduced 1        = 2,
-        // reduced 2        = 3,
-        // reduced 3        = 4,
-        // reduced 4        = 5,
-        // imploded         = 6,
-        // tokenized        = 7,
-        kCompressDeflated   = 8,        // standard deflate
-        // Deflate64        = 9,
-        // lib imploded     = 10,
-        // reserved         = 11,
-        // bzip2            = 12,
-    };
-
-    /*
-     * Deletion flag.  If set, the entry will be removed on the next
-     * call to "flush".
-     */
-    bool getDeleted(void) const { return mDeleted; }
-
-protected:
-    /*
-     * Initialize the structure from the file, which is pointing at
-     * our Central Directory entry.
-     */
-    status_t initFromCDE(FILE* fp);
-
-    /*
-     * Initialize the structure for a new file.  We need the filename
-     * and comment so that we can properly size the LFH area.  The
-     * filename is mandatory, the comment is optional.
-     */
-    void initNew(const char* fileName, const char* comment);
-
-    /*
-     * Initialize the structure with the contents of a ZipEntry from
-     * another file.
-     */
-    status_t initFromExternal(const ZipFile* pZipFile, const ZipEntry* pEntry);
-
-    /*
-     * Add some pad bytes to the LFH.  We do this by adding or resizing
-     * the "extra" field.
-     */
-    status_t addPadding(int padding);
-
-    /*
-     * Set information about the data for this entry.
-     */
-    void setDataInfo(long uncompLen, long compLen, unsigned long crc32,
-        int compressionMethod);
-
-    /*
-     * Set the modification date.
-     */
-    void setModWhen(time_t when);
-
-    /*
-     * Return the offset of the local file header.
-     */
-    off_t getLFHOffset(void) const { return mCDE.mLocalHeaderRelOffset; }
-
-    /*
-     * Set the offset of the local file header, relative to the start of
-     * the current file.
-     */
-    void setLFHOffset(off_t offset) {
-        mCDE.mLocalHeaderRelOffset = (long) offset;
-    }
-
-    /* mark for deletion; used by ZipFile::remove() */
-    void setDeleted(void) { mDeleted = true; }
-
-private:
-    /* these are private and not defined */
-    ZipEntry(const ZipEntry& src);
-    ZipEntry& operator=(const ZipEntry& src);
-
-    /* returns "true" if the CDE and the LFH agree */
-    bool compareHeaders(void) const;
-    void copyCDEtoLFH(void);
-
-    bool        mDeleted;       // set if entry is pending deletion
-    bool        mMarked;        // app-defined marker
-
-    /*
-     * Every entry in the Zip archive starts off with one of these.
-     */
-    class LocalFileHeader {
-    public:
-        LocalFileHeader(void) :
-            mVersionToExtract(0),
-            mGPBitFlag(0),
-            mCompressionMethod(0),
-            mLastModFileTime(0),
-            mLastModFileDate(0),
-            mCRC32(0),
-            mCompressedSize(0),
-            mUncompressedSize(0),
-            mFileNameLength(0),
-            mExtraFieldLength(0),
-            mFileName(NULL),
-            mExtraField(NULL)
-        {}
-        virtual ~LocalFileHeader(void) {
-            delete[] mFileName;
-            delete[] mExtraField;
-        }
-
-        status_t read(FILE* fp);
-        status_t write(FILE* fp);
-
-        // unsigned long mSignature;
-        unsigned short  mVersionToExtract;
-        unsigned short  mGPBitFlag;
-        unsigned short  mCompressionMethod;
-        unsigned short  mLastModFileTime;
-        unsigned short  mLastModFileDate;
-        unsigned long   mCRC32;
-        unsigned long   mCompressedSize;
-        unsigned long   mUncompressedSize;
-        unsigned short  mFileNameLength;
-        unsigned short  mExtraFieldLength;
-        unsigned char*  mFileName;
-        unsigned char*  mExtraField;
-
-        enum {
-            kSignature      = 0x04034b50,
-            kLFHLen         = 30,       // LocalFileHdr len, excl. var fields
-        };
-
-        void dump(void) const;
-    };
-
-    /*
-     * Every entry in the Zip archive has one of these in the "central
-     * directory" at the end of the file.
-     */
-    class CentralDirEntry {
-    public:
-        CentralDirEntry(void) :
-            mVersionMadeBy(0),
-            mVersionToExtract(0),
-            mGPBitFlag(0),
-            mCompressionMethod(0),
-            mLastModFileTime(0),
-            mLastModFileDate(0),
-            mCRC32(0),
-            mCompressedSize(0),
-            mUncompressedSize(0),
-            mFileNameLength(0),
-            mExtraFieldLength(0),
-            mFileCommentLength(0),
-            mDiskNumberStart(0),
-            mInternalAttrs(0),
-            mExternalAttrs(0),
-            mLocalHeaderRelOffset(0),
-            mFileName(NULL),
-            mExtraField(NULL),
-            mFileComment(NULL)
-        {}
-        virtual ~CentralDirEntry(void) {
-            delete[] mFileName;
-            delete[] mExtraField;
-            delete[] mFileComment;
-        }
-
-        status_t read(FILE* fp);
-        status_t write(FILE* fp);
-
-        // unsigned long mSignature;
-        unsigned short  mVersionMadeBy;
-        unsigned short  mVersionToExtract;
-        unsigned short  mGPBitFlag;
-        unsigned short  mCompressionMethod;
-        unsigned short  mLastModFileTime;
-        unsigned short  mLastModFileDate;
-        unsigned long   mCRC32;
-        unsigned long   mCompressedSize;
-        unsigned long   mUncompressedSize;
-        unsigned short  mFileNameLength;
-        unsigned short  mExtraFieldLength;
-        unsigned short  mFileCommentLength;
-        unsigned short  mDiskNumberStart;
-        unsigned short  mInternalAttrs;
-        unsigned long   mExternalAttrs;
-        unsigned long   mLocalHeaderRelOffset;
-        unsigned char*  mFileName;
-        unsigned char*  mExtraField;
-        unsigned char*  mFileComment;
-
-        void dump(void) const;
-
-        enum {
-            kSignature      = 0x02014b50,
-            kCDELen         = 46,       // CentralDirEnt len, excl. var fields
-        };
-    };
-
-    enum {
-        //kDataDescriptorSignature  = 0x08074b50,   // currently unused
-        kDataDescriptorLen  = 16,           // four 32-bit fields
-
-        kDefaultVersion     = 20,           // need deflate, nothing much else
-        kDefaultMadeBy      = 0x0317,       // 03=UNIX, 17=spec v2.3
-        kUsesDataDescr      = 0x0008,       // GPBitFlag bit 3
-    };
-
-    LocalFileHeader     mLFH;
-    CentralDirEntry     mCDE;
-};
-
-}; // namespace android
-
-#endif // __LIBS_ZIPENTRY_H
diff --git a/include/utils/ZipFile.h b/include/utils/ZipFile.h
deleted file mode 100644
index 44df5bb..0000000
--- a/include/utils/ZipFile.h
+++ /dev/null
@@ -1,269 +0,0 @@
-/*
- * Copyright (C) 2006 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.
- */
-
-//
-// General-purpose Zip archive access.  This class allows both reading and
-// writing to Zip archives, including deletion of existing entries.
-//
-#ifndef __LIBS_ZIPFILE_H
-#define __LIBS_ZIPFILE_H
-
-#include "ZipEntry.h"
-#include "Vector.h"
-#include "Errors.h"
-#include <stdio.h>
-
-namespace android {
-
-/*
- * Manipulate a Zip archive.
- *
- * Some changes will not be visible in the until until "flush" is called.
- *
- * The correct way to update a file archive is to make all changes to a
- * copy of the archive in a temporary file, and then unlink/rename over
- * the original after everything completes.  Because we're only interested
- * in using this for packaging, we don't worry about such things.  Crashing
- * after making changes and before flush() completes could leave us with
- * an unusable Zip archive.
- */
-class ZipFile {
-public:
-    ZipFile(void)
-      : mZipFp(NULL), mReadOnly(false), mNeedCDRewrite(false)
-      {}
-    ~ZipFile(void) {
-        if (!mReadOnly)
-            flush();
-        if (mZipFp != NULL)
-            fclose(mZipFp);
-        discardEntries();
-    }
-
-    /*
-     * Open a new or existing archive.
-     */
-    typedef enum {
-        kOpenReadOnly   = 0x01,
-        kOpenReadWrite  = 0x02,
-        kOpenCreate     = 0x04,     // create if it doesn't exist
-        kOpenTruncate   = 0x08,     // if it exists, empty it
-    };
-    status_t open(const char* zipFileName, int flags);
-
-    /*
-     * Add a file to the end of the archive.  Specify whether you want the
-     * library to try to store it compressed.
-     *
-     * If "storageName" is specified, the archive will use that instead
-     * of "fileName".
-     *
-     * If there is already an entry with the same name, the call fails.
-     * Existing entries with the same name must be removed first.
-     *
-     * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
-     */
-    status_t add(const char* fileName, int compressionMethod,
-        ZipEntry** ppEntry)
-    {
-        return add(fileName, fileName, compressionMethod, ppEntry);
-    }
-    status_t add(const char* fileName, const char* storageName,
-        int compressionMethod, ZipEntry** ppEntry)
-    {
-        return addCommon(fileName, NULL, 0, storageName,
-                         ZipEntry::kCompressStored,
-                         compressionMethod, ppEntry);
-    }
-
-    /*
-     * Add a file that is already compressed with gzip.
-     *
-     * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
-     */
-    status_t addGzip(const char* fileName, const char* storageName,
-        ZipEntry** ppEntry)
-    {
-        return addCommon(fileName, NULL, 0, storageName,
-                         ZipEntry::kCompressDeflated,
-                         ZipEntry::kCompressDeflated, ppEntry);
-    }
-
-    /*
-     * Add a file from an in-memory data buffer.
-     *
-     * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
-     */
-    status_t add(const void* data, size_t size, const char* storageName,
-        int compressionMethod, ZipEntry** ppEntry)
-    {
-        return addCommon(NULL, data, size, storageName,
-                         ZipEntry::kCompressStored,
-                         compressionMethod, ppEntry);
-    }
-
-    /*
-     * Add an entry by copying it from another zip file.  If "padding" is
-     * nonzero, the specified number of bytes will be added to the "extra"
-     * field in the header.
-     *
-     * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
-     */
-    status_t add(const ZipFile* pSourceZip, const ZipEntry* pSourceEntry,
-        int padding, ZipEntry** ppEntry);
-
-    /*
-     * Mark an entry as having been removed.  It is not actually deleted
-     * from the archive or our internal data structures until flush() is
-     * called.
-     */
-    status_t remove(ZipEntry* pEntry);
-
-    /*
-     * Flush changes.  If mNeedCDRewrite is set, this writes the central dir.
-     */
-    status_t flush(void);
-
-    /*
-     * Expand the data into the buffer provided.  The buffer must hold
-     * at least <uncompressed len> bytes.  Variation expands directly
-     * to a file.
-     *
-     * Returns "false" if an error was encountered in the compressed data.
-     */
-    //bool uncompress(const ZipEntry* pEntry, void* buf) const;
-    //bool uncompress(const ZipEntry* pEntry, FILE* fp) const;
-    void* uncompress(const ZipEntry* pEntry);
-
-    /*
-     * Get an entry, by name.  Returns NULL if not found.
-     *
-     * Does not return entries pending deletion.
-     */
-    ZipEntry* getEntryByName(const char* fileName) const;
-
-    /*
-     * Get the Nth entry in the archive.
-     *
-     * This will return an entry that is pending deletion.
-     */
-    int getNumEntries(void) const { return mEntries.size(); }
-    ZipEntry* getEntryByIndex(int idx) const;
-
-private:
-    /* these are private and not defined */
-    ZipFile(const ZipFile& src);
-    ZipFile& operator=(const ZipFile& src);
-
-    class EndOfCentralDir {
-    public:
-        EndOfCentralDir(void) :
-            mDiskNumber(0),
-            mDiskWithCentralDir(0),
-            mNumEntries(0),
-            mTotalNumEntries(0),
-            mCentralDirSize(0),
-            mCentralDirOffset(0),
-            mCommentLen(0),
-            mComment(NULL)
-            {}
-        virtual ~EndOfCentralDir(void) {
-            delete[] mComment;
-        }
-
-        status_t readBuf(const unsigned char* buf, int len);
-        status_t write(FILE* fp);
-
-        //unsigned long   mSignature;
-        unsigned short  mDiskNumber;
-        unsigned short  mDiskWithCentralDir;
-        unsigned short  mNumEntries;
-        unsigned short  mTotalNumEntries;
-        unsigned long   mCentralDirSize;
-        unsigned long   mCentralDirOffset;      // offset from first disk
-        unsigned short  mCommentLen;
-        unsigned char*  mComment;
-
-        enum {
-            kSignature      = 0x06054b50,
-            kEOCDLen        = 22,       // EndOfCentralDir len, excl. comment
-
-            kMaxCommentLen  = 65535,    // longest possible in ushort
-            kMaxEOCDSearch  = kMaxCommentLen + EndOfCentralDir::kEOCDLen,
-
-        };
-
-        void dump(void) const;
-    };
-
-
-    /* read all entries in the central dir */
-    status_t readCentralDir(void);
-
-    /* crunch deleted entries out */
-    status_t crunchArchive(void);
-
-    /* clean up mEntries */
-    void discardEntries(void);
-
-    /* common handler for all "add" functions */
-    status_t addCommon(const char* fileName, const void* data, size_t size,
-        const char* storageName, int sourceType, int compressionMethod,
-        ZipEntry** ppEntry);
-
-    /* copy all of "srcFp" into "dstFp" */
-    status_t copyFpToFp(FILE* dstFp, FILE* srcFp, unsigned long* pCRC32);
-    /* copy all of "data" into "dstFp" */
-    status_t copyDataToFp(FILE* dstFp,
-        const void* data, size_t size, unsigned long* pCRC32);
-    /* copy some of "srcFp" into "dstFp" */
-    status_t copyPartialFpToFp(FILE* dstFp, FILE* srcFp, long length,
-        unsigned long* pCRC32);
-    /* like memmove(), but on parts of a single file */
-    status_t filemove(FILE* fp, off_t dest, off_t src, size_t n);
-    /* compress all of "srcFp" into "dstFp", using Deflate */
-    status_t compressFpToFp(FILE* dstFp, FILE* srcFp,
-        const void* data, size_t size, unsigned long* pCRC32);
-
-    /* get modification date from a file descriptor */
-    time_t getModTime(int fd);
-
-    /*
-     * We use stdio FILE*, which gives us buffering but makes dealing
-     * with files >2GB awkward.  Until we support Zip64, we're fine.
-     */
-    FILE*           mZipFp;             // Zip file pointer
-
-    /* one of these per file */
-    EndOfCentralDir mEOCD;
-
-    /* did we open this read-only? */
-    bool            mReadOnly;
-
-    /* set this when we trash the central dir */
-    bool            mNeedCDRewrite;
-
-    /*
-     * One ZipEntry per entry in the zip file.  I'm using pointers instead
-     * of objects because it's easier than making operator= work for the
-     * classes and sub-classes.
-     */
-    Vector<ZipEntry*>   mEntries;
-};
-
-}; // namespace android
-
-#endif // __LIBS_ZIPFILE_H
diff --git a/include/utils/inet_address.h b/include/utils/inet_address.h
deleted file mode 100644
index dbd8672..0000000
--- a/include/utils/inet_address.h
+++ /dev/null
@@ -1,103 +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.
- */
-
-//
-// Internet address classes.  Modeled after Java classes.
-//
-#ifndef _RUNTIME_INET_ADDRESS_H
-#define _RUNTIME_INET_ADDRESS_H
-
-#ifdef HAVE_ANDROID_OS
-#error DO NOT USE THIS FILE IN THE DEVICE BUILD
-#endif
-
-
-namespace android {
-
-/*
- * This class holds Internet addresses.  Perhaps more useful is its
- * ability to look up addresses by name.
- *
- * Invoke one of the static factory methods to create a new object.
- */
-class InetAddress {
-public:
-    virtual ~InetAddress(void);
-
-    // create from w.x.y.z or foo.bar.com notation
-    static InetAddress* getByName(const char* host);
-
-    // copy-construction
-    InetAddress(const InetAddress& orig);
-
-    const void* getAddress(void) const { return mAddress; }
-    int getAddressLength(void) const { return mLength; }
-    const char* getHostName(void) const { return mName; }
-
-private:
-    InetAddress(void);
-    // assignment (private)
-    InetAddress& operator=(const InetAddress& addr);
-
-    // use a void* here so we don't have to expose actual socket headers
-    void*       mAddress;   // this is really a ptr to sockaddr_in
-    int         mLength;
-    char*       mName;
-};
-
-
-/*
- * Base class for socket addresses.
- */
-class SocketAddress {
-public:
-    SocketAddress() {}
-    virtual ~SocketAddress() {}
-};
-
-
-/*
- * Internet address class.  This combines an InetAddress with a port.
- */
-class InetSocketAddress : public SocketAddress {
-public:
-    InetSocketAddress() :
-        mAddress(0), mPort(-1)
-        {}
-    ~InetSocketAddress(void) {
-        delete mAddress;
-    }
-
-    // Create an address with a host wildcard (useful for servers).
-    bool create(int port);
-    // Create an address with the specified host and port.
-    bool create(const InetAddress* addr, int port);
-    // Create an address with the specified host and port.  Does the
-    // hostname lookup.
-    bool create(const char* host, int port);
-
-    const InetAddress* getAddress(void) const { return mAddress; }
-    const int getPort(void) const { return mPort; }
-    const char* getHostName(void) const { return mAddress->getHostName(); }
-
-private:
-    InetAddress* mAddress;
-    int         mPort;
-};
-
-}; // namespace android
-
-#endif // _RUNTIME_INET_ADDRESS_H
diff --git a/include/utils/misc.h b/include/utils/misc.h
index 62e84b4..23f2a4c 100644
--- a/include/utils/misc.h
+++ b/include/utils/misc.h
@@ -21,7 +21,7 @@
 #define _LIBS_UTILS_MISC_H
 
 #include <sys/time.h>
-#include "utils/Endian.h"
+#include <utils/Endian.h>
 
 namespace android {
 
diff --git a/include/utils/ported.h b/include/utils/ported.h
deleted file mode 100644
index eb3be01..0000000
--- a/include/utils/ported.h
+++ /dev/null
@@ -1,50 +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.
- */
-
-//
-// Standard functions ported to the current platform.  Note these are NOT
-// in the "android" namespace.
-//
-#ifndef _LIBS_UTILS_PORTED_H
-#define _LIBS_UTILS_PORTED_H
-
-#include <sys/time.h>       // for timeval
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/* library replacement functions */
-#if defined(NEED_GETTIMEOFDAY)
-int gettimeofday(struct timeval* tv, struct timezone* tz);
-#endif
-#if defined(NEED_USLEEP)
-void usleep(unsigned long usec);
-#endif
-#if defined(NEED_PIPE)
-int pipe(int filedes[2]);
-#endif
-#if defined(NEED_SETENV)
-int setenv(const char* name, const char* value, int overwrite);
-void unsetenv(const char* name);
-char* getenv(const char* name);
-#endif
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif // _LIBS_UTILS_PORTED_H
diff --git a/include/utils/string_array.h b/include/utils/string_array.h
deleted file mode 100644
index 064dda2..0000000
--- a/include/utils/string_array.h
+++ /dev/null
@@ -1,135 +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.
- */
-
-//
-// Sortable array of strings.  STL-ish, but STL-free.
-//  
-#ifndef _LIBS_UTILS_STRING_ARRAY_H
-#define _LIBS_UTILS_STRING_ARRAY_H
-
-#include <stdlib.h>
-#include <string.h>
-
-namespace android {
-
-//
-// An expanding array of strings.  Add, get, sort, delete.
-//
-class StringArray {
-public:
-    StringArray()
-        : mMax(0), mCurrent(0), mArray(NULL)
-        {}
-    virtual ~StringArray() {
-        for (int i = 0; i < mCurrent; i++)
-            delete[] mArray[i];
-        delete[] mArray;
-    }
-
-    //
-    // Add a string.  A copy of the string is made.
-    //
-    bool push_back(const char* str) {
-        if (mCurrent >= mMax) {
-            char** tmp;
-
-            if (mMax == 0)
-                mMax = 16;      // initial storage
-            else
-                mMax *= 2;
-
-            tmp = new char*[mMax];
-            if (tmp == NULL)
-                return false;
-
-            memcpy(tmp, mArray, mCurrent * sizeof(char*));
-            delete[] mArray;
-            mArray = tmp;
-        }
-
-        int len = strlen(str);
-        mArray[mCurrent] = new char[len+1];
-        memcpy(mArray[mCurrent], str, len+1);
-        mCurrent++;
-
-        return true;
-    }
-
-    //
-    // Delete an entry.
-    //
-    void erase(int idx) {
-        if (idx < 0 || idx >= mCurrent)
-            return;
-        delete[] mArray[idx];
-        if (idx < mCurrent-1) {
-            memmove(&mArray[idx], &mArray[idx+1],
-                (mCurrent-1 - idx) * sizeof(char*));
-        }
-        mCurrent--;
-    }
-
-    //
-    // Sort the array.
-    //
-    void sort(int (*compare)(const void*, const void*)) {
-        qsort(mArray, mCurrent, sizeof(char*), compare);
-    }
-
-    //
-    // Pass this to the sort routine to do an ascending alphabetical sort.
-    //
-    static int cmpAscendingAlpha(const void* pstr1, const void* pstr2) {
-        return strcmp(*(const char**)pstr1, *(const char**)pstr2);
-    }
-
-    //
-    // Get the #of items in the array.
-    //
-    inline int size(void) const { return mCurrent; }
-
-    //
-    // Return entry N.
-    // [should use operator[] here]
-    //
-    const char* getEntry(int idx) const {
-        if (idx < 0 || idx >= mCurrent)
-            return NULL;
-        return mArray[idx];
-    }
-
-    //
-    // Set entry N to specified string.
-    // [should use operator[] here]
-    //
-    void setEntry(int idx, const char* str) {
-        if (idx < 0 || idx >= mCurrent)
-            return;
-        delete[] mArray[idx];
-        int len = strlen(str);
-        mArray[idx] = new char[len+1];
-        memcpy(mArray[idx], str, len+1);
-    }
-
-private:
-    int     mMax;
-    int     mCurrent;
-    char**  mArray;
-};
-
-}; // namespace android
-
-#endif // _LIBS_UTILS_STRING_ARRAY_H
diff --git a/include/utils/threads.h b/include/utils/threads.h
index b320915..0fc533f 100644
--- a/include/utils/threads.h
+++ b/include/utils/threads.h
@@ -21,6 +21,10 @@
 #include <sys/types.h>
 #include <time.h>
 
+#if defined(HAVE_PTHREADS)
+# include <pthread.h>
+#endif
+
 // ------------------------------------------------------------------
 // C API
 
@@ -176,6 +180,8 @@
     return androidGetThreadId();
 }
 
+/*****************************************************************************/
+
 /*
  * Simple mutex class.  The implementation is system-dependent.
  *
@@ -184,8 +190,14 @@
  */
 class Mutex {
 public:
+    enum {
+        NORMAL = 0,
+        SHARED = 1
+    };
+    
                 Mutex();
                 Mutex(const char* name);
+                Mutex(int type, const char* name = NULL);
                 ~Mutex();
 
     // lock or unlock the mutex
@@ -199,11 +211,11 @@
     // constructed and released when Autolock goes out of scope.
     class Autolock {
     public:
-        inline Autolock(Mutex& mutex) : mpMutex(&mutex) { mutex.lock(); }
-        inline Autolock(Mutex* mutex) : mpMutex(mutex) { mutex->lock(); }
-        inline ~Autolock() { mpMutex->unlock(); }
+        inline Autolock(Mutex& mutex) : mLock(mutex)  { mLock.lock(); }
+        inline Autolock(Mutex* mutex) : mLock(*mutex) { mLock.lock(); }
+        inline ~Autolock() { mLock.unlock(); }
     private:
-        Mutex*  mpMutex;
+        Mutex& mLock;
     };
 
 private:
@@ -212,11 +224,49 @@
     // A mutex cannot be copied
                 Mutex(const Mutex&);
     Mutex&      operator = (const Mutex&);
-    void        _init();
     
+#if defined(HAVE_PTHREADS)
+    pthread_mutex_t mMutex;
+#else
+    void    _init();
     void*   mState;
+#endif
 };
 
+#if defined(HAVE_PTHREADS)
+
+inline Mutex::Mutex() {
+    pthread_mutex_init(&mMutex, NULL);
+}
+inline Mutex::Mutex(const char* name) {
+    pthread_mutex_init(&mMutex, NULL);
+}
+inline Mutex::Mutex(int type, const char* name) {
+    if (type == SHARED) {
+        pthread_mutexattr_t attr;
+        pthread_mutexattr_init(&attr);
+        pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED);
+        pthread_mutex_init(&mMutex, &attr);
+        pthread_mutexattr_destroy(&attr);
+    } else {
+        pthread_mutex_init(&mMutex, NULL);
+    }
+}
+inline Mutex::~Mutex() {
+    pthread_mutex_destroy(&mMutex);
+}
+inline status_t Mutex::lock() {
+    return -pthread_mutex_lock(&mMutex);
+}
+inline void Mutex::unlock() {
+    pthread_mutex_unlock(&mMutex);
+}
+inline status_t Mutex::tryLock() {
+    return -pthread_mutex_trylock(&mMutex);
+}
+
+#endif // HAVE_PTHREADS
+
 /*
  * Automatic mutex.  Declare one of these at the top of a function.
  * When the function returns, it will go out of scope, and release the
@@ -225,6 +275,7 @@
  
 typedef Mutex::Autolock AutoMutex;
 
+/*****************************************************************************/
 
 /*
  * Condition variable class.  The implementation is system-dependent.
@@ -240,9 +291,6 @@
     ~Condition();
     // Wait on the condition variable.  Lock the mutex before calling.
     status_t wait(Mutex& mutex);
-    // Wait on the condition variable until the given time.  Lock the mutex
-    // before calling.
-    status_t wait(Mutex& mutex, nsecs_t abstime);
     // same with relative timeout
     status_t waitRelative(Mutex& mutex, nsecs_t reltime);
     // Signal the condition variable, allowing one thread to continue.
@@ -251,9 +299,60 @@
     void broadcast();
 
 private:
+#if defined(HAVE_PTHREADS)
+    pthread_cond_t mCond;
+#else
     void*   mState;
+#endif
 };
 
+#if defined(HAVE_PTHREADS)
+
+inline Condition::Condition() {
+    pthread_cond_init(&mCond, NULL);
+}
+inline Condition::~Condition() {
+    pthread_cond_destroy(&mCond);
+}
+inline status_t Condition::wait(Mutex& mutex) {
+    return -pthread_cond_wait(&mCond, &mutex.mMutex);
+}
+inline status_t Condition::waitRelative(Mutex& mutex, nsecs_t reltime) {
+#if defined(HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE)
+    struct timespec ts;
+    ts.tv_sec  = reltime/1000000000;
+    ts.tv_nsec = reltime%1000000000;
+    return -pthread_cond_timedwait_relative_np(&mCond, &mutex.mMutex, &ts);
+#else // HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE
+    struct timespec ts;
+#if defined(HAVE_POSIX_CLOCKS)
+    clock_gettime(CLOCK_REALTIME, &ts);
+#else // HAVE_POSIX_CLOCKS
+    // we don't support the clocks here.
+    struct timeval t;
+    gettimeofday(&t, NULL);
+    ts.tv_sec = t.tv_sec;
+    ts.tv_nsec= t.tv_usec*1000;
+#endif // HAVE_POSIX_CLOCKS
+    ts.tv_sec += reltime/1000000000;
+    ts.tv_nsec+= reltime%1000000000;
+    if (ts.tv_nsec >= 1000000000) {
+        ts.tv_nsec -= 1000000000;
+        ts.tv_sec  += 1;
+    }
+    return -pthread_cond_timedwait(&mCond, &mutex.mMutex, &ts);
+#endif // HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE
+}
+inline void Condition::signal() {
+    pthread_cond_signal(&mCond);
+}
+inline void Condition::broadcast() {
+    pthread_cond_broadcast(&mCond);
+}
+
+#endif // HAVE_PTHREADS
+
+/*****************************************************************************/
 
 /*
  * This is our spiffy thread object!
@@ -291,7 +390,7 @@
             bool        exitPending() const;
     
 private:
-    // Derived class must implemtent threadLoop(). The thread starts its life
+    // Derived class must implement threadLoop(). The thread starts its life
     // here. There are two ways of using the Thread object:
     // 1) loop: if threadLoop() returns true, it will be called again if
     //          requestExit() wasn't called.
@@ -309,6 +408,9 @@
     volatile bool           mExitPending;
     volatile bool           mRunning;
             sp<Thread>      mHoldSelf;
+#if HAVE_ANDROID_OS
+            int             mTid;
+#endif
 };