refactor EGL source code

no changes is functionality. split various objects into their own files.
make egl_display objec's lock internal.

15 files changed, 2421 insertions, 2074 deletions

diff --git a/opengl/libs/Android.mk b/opengl/libs/Android.mk
index 0747efb..afefee6 100644
--- a/opengl/libs/Android.mk
+++ b/opengl/libs/Android.mk
@@ -7,7 +7,11 @@ LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES:= 	       \
+	EGL/egl_tls.cpp        \
+	EGL/egl_display.cpp    \
+	EGL/egl_object.cpp     \
 	EGL/egl.cpp 	       \
+	EGL/eglApi.cpp 	       \
 	EGL/trace.cpp              \
 	EGL/getProcAddress.cpp.arm \
 	EGL/hooks.cpp 	       \
diff --git a/opengl/libs/EGL/egl.cpp b/opengl/libs/EGL/egl.cpp
index aabba28..1aca4c3 100644
--- a/opengl/libs/EGL/egl.cpp
+++ b/opengl/libs/EGL/egl.cpp
@@ -17,14 +17,9 @@
 #include <ctype.h>
 #include <stdlib.h>
 #include <string.h>
-#include <errno.h>
-#include <dlfcn.h>
 
-#include <sys/ioctl.h>
-
-#ifdef HAVE_ANDROID_OS
-#include <linux/android_pmem.h>
-#endif
+#include <hardware/gralloc.h>
+#include <system/window.h>
 
 #include <EGL/egl.h>
 #include <EGL/eglext.h>
@@ -36,266 +31,41 @@
 #include <cutils/properties.h>
 #include <cutils/memory.h>
 
-#include <utils/SortedVector.h>
-#include <utils/KeyedVector.h>
 #include <utils/String8.h>
 
-#include <ui/egl/android_natives.h>
-
-#include "hooks.h"
 #include "egl_impl.h"
-#include "Loader.h"
-#include "glesv2dbg.h"
 #include "egl_tls.h"
+#include "glesv2dbg.h"
+#include "hooks.h"
+#include "Loader.h"
 
-#define setError(_e, _r) setErrorEtc(__FUNCTION__, __LINE__, _e, _r)
+#include "egl_display.h"
+#include "egl_object.h"
 
 // ----------------------------------------------------------------------------
 namespace android {
 // ----------------------------------------------------------------------------
 
-#define VERSION_MAJOR 1
-#define VERSION_MINOR 4
-static char const * const gVendorString     = "Android";
-static char const * const gVersionString    = "1.4 Android META-EGL";
-static char const * const gClientApiString  = "OpenGL ES";
-static char const * const gExtensionString  =
-        "EGL_KHR_image "
-        "EGL_KHR_image_base "
-        "EGL_KHR_image_pixmap "
-        "EGL_KHR_gl_texture_2D_image "
-        "EGL_KHR_gl_texture_cubemap_image "
-        "EGL_KHR_gl_renderbuffer_image "
-        "EGL_KHR_fence_sync "
-        "EGL_ANDROID_image_native_buffer "
-        "EGL_ANDROID_swap_rectangle "
-        ;
-
-// ----------------------------------------------------------------------------
-
-class egl_object_t;
-struct egl_display_t;
-static egl_display_t* get_display(EGLDisplay dpy);
-
-struct egl_config_t {
-    egl_config_t() {}
-    egl_config_t(int impl, EGLConfig config)
-        : impl(impl), config(config), configId(0), implConfigId(0) { }
-    int         impl;           // the implementation this config is for
-    EGLConfig   config;         // the implementation's EGLConfig
-    EGLint      configId;       // our CONFIG_ID
-    EGLint      implConfigId;   // the implementation's CONFIG_ID
-    inline bool operator < (const egl_config_t& rhs) const {
-        if (impl < rhs.impl) return true;
-        if (impl > rhs.impl) return false;
-        return config < rhs.config;
-    }
-};
-
-struct egl_display_t {
-    enum { NOT_INITIALIZED, INITIALIZED, TERMINATED };
-
-    struct strings_t {
-        char const * vendor;
-        char const * version;
-        char const * clientApi;
-        char const * extensions;
-    };
-
-    struct DisplayImpl {
-        DisplayImpl() : dpy(EGL_NO_DISPLAY), config(0),
-                        state(NOT_INITIALIZED), numConfigs(0) { }
-        EGLDisplay  dpy;
-        EGLConfig*  config;
-        EGLint      state;
-        EGLint      numConfigs;
-        strings_t   queryString;
-    };
-
-    uint32_t        magic;
-    DisplayImpl     disp[IMPL_NUM_IMPLEMENTATIONS];
-    EGLint          numTotalConfigs;
-    egl_config_t*   configs;
-    uint32_t        refs;
-    Mutex           lock;
-
-    SortedVector<egl_object_t*> objects;
-
-    egl_display_t() : magic('_dpy'), numTotalConfigs(0), configs(0), refs(0) { }
-    ~egl_display_t() { magic = 0; }
-    inline bool isReady() const { return (refs > 0); }
-    inline bool isValid() const { return magic == '_dpy'; }
-    inline bool isAlive() const { return isValid(); }
-};
-
-class egl_object_t {
-    egl_display_t *display;
-            volatile int32_t  terminated;
-    mutable volatile int32_t  count;
-
-public:
-    egl_object_t(EGLDisplay dpy) : display(get_display(dpy)), terminated(0), count(1) {
-        Mutex::Autolock _l(display->lock);
-        display->objects.add(this);
-    }
-
-    inline bool isAlive() const { return !terminated; }
-
-private:
-    bool get() {
-        Mutex::Autolock _l(display->lock);
-        if (display->objects.indexOf(this) >= 0) {
-            android_atomic_inc(&count);
-            return true;
-        }
-        return false;
-    }
-
-    bool put() {
-        Mutex::Autolock _l(display->lock);
-        if (android_atomic_dec(&count) == 1) {
-            display->objects.remove(this);
-            return true;
-        }
-        return false;
-    }    
-
-public:
-    template <typename N, typename T>
-    struct LocalRef {
-        N* ref;
-        LocalRef(T o) : ref(0) {
-            N* native = reinterpret_cast<N*>(o);
-            if (o && native->get()) {
-                ref = native;
-            }
-        }
-        ~LocalRef() { 
-            if (ref && ref->put()) {
-                delete ref;
-            }
-        }
-        inline N* get() {
-            return ref;
-        }
-        void acquire() const {
-            if (ref) {
-                android_atomic_inc(&ref->count);
-            }
-        }
-        void release() const {
-            if (ref) {
-                int32_t c = android_atomic_dec(&ref->count);
-                // ref->count cannot be 1 prior atomic_dec because we have
-                // a reference, and if we have one, it means there was
-                // already one before us.
-                LOGE_IF(c==1, "refcount is now 0 in release()");
-            }
-        }
-        void terminate() {
-            if (ref) {
-                ref->terminated = 1;
-                release();
-            }
-        }
-    };
-};
-
-struct egl_surface_t : public egl_object_t
-{
-    typedef egl_object_t::LocalRef<egl_surface_t, EGLSurface> Ref;
-
-    egl_surface_t(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win,
-            EGLSurface surface, int impl, egl_connection_t const* cnx)
-      : egl_object_t(dpy), dpy(dpy), surface(surface), config(config), win(win), impl(impl), cnx(cnx) {
-    }
-    ~egl_surface_t() {
-    }
-    EGLDisplay                  dpy;
-    EGLSurface                  surface;
-    EGLConfig                   config;
-    sp<ANativeWindow>           win;
-    int                         impl;
-    egl_connection_t const*     cnx;
-};
-
-struct egl_context_t : public egl_object_t
-{
-    typedef egl_object_t::LocalRef<egl_context_t, EGLContext> Ref;
-
-    egl_context_t(EGLDisplay dpy, EGLContext context, EGLConfig config,
-            int impl, egl_connection_t const* cnx, int version)
-    : egl_object_t(dpy), dpy(dpy), context(context), config(config), read(0), draw(0),
-      impl(impl), cnx(cnx), version(version)
-    {
-    }
-    ~egl_context_t()
-    {
-    }
-    EGLDisplay                  dpy;
-    EGLContext                  context;
-    EGLConfig                   config;
-    EGLSurface                  read;
-    EGLSurface                  draw;
-    int                         impl;
-    egl_connection_t const*     cnx;
-    int                         version;
-};
-
-struct egl_image_t : public egl_object_t
-{
-    typedef egl_object_t::LocalRef<egl_image_t, EGLImageKHR> Ref;
-
-    egl_image_t(EGLDisplay dpy, EGLContext context)
-        : egl_object_t(dpy), dpy(dpy), context(context)
-    {
-        memset(images, 0, sizeof(images));
-    }
-    EGLDisplay dpy;
-    EGLContext context;
-    EGLImageKHR images[IMPL_NUM_IMPLEMENTATIONS];
-};
-
-struct egl_sync_t : public egl_object_t
-{
-    typedef egl_object_t::LocalRef<egl_sync_t, EGLSyncKHR> Ref;
-
-    egl_sync_t(EGLDisplay dpy, EGLContext context, EGLSyncKHR sync)
-        : egl_object_t(dpy), dpy(dpy), context(context), sync(sync)
-    {
-    }
-    EGLDisplay dpy;
-    EGLContext context;
-    EGLSyncKHR sync;
-};
-
-typedef egl_surface_t::Ref  SurfaceRef;
-typedef egl_context_t::Ref  ContextRef;
-typedef egl_image_t::Ref    ImageRef;
-typedef egl_sync_t::Ref     SyncRef;
-
-// ----------------------------------------------------------------------------
-
-static egl_connection_t gEGLImpl[IMPL_NUM_IMPLEMENTATIONS];
-static egl_display_t gDisplay[NUM_DISPLAYS];
-static pthread_mutex_t gThreadLocalStorageKeyMutex = PTHREAD_MUTEX_INITIALIZER;
-static pthread_key_t gEGLThreadLocalStorageKey = -1;
+egl_connection_t gEGLImpl[IMPL_NUM_IMPLEMENTATIONS];
+gl_hooks_t gHooks[2][IMPL_NUM_IMPLEMENTATIONS];
+gl_hooks_t gHooksNoContext;
+pthread_key_t gGLWrapperKey = -1;
 
 // ----------------------------------------------------------------------------
 
-EGLAPI gl_hooks_t gHooks[2][IMPL_NUM_IMPLEMENTATIONS];
-EGLAPI gl_hooks_t gHooksNoContext;
-EGLAPI pthread_key_t gGLWrapperKey = -1;
-
 #if EGL_TRACE
 
 EGLAPI pthread_key_t gGLTraceKey = -1;
 
 // ----------------------------------------------------------------------------
 
-static int gEGLTraceLevel, gEGLDebugLevel;
-static int gEGLApplicationTraceLevel;
-extern EGLAPI gl_hooks_t gHooksTrace, gHooksDebug;
+int gEGLDebugLevel;
+
+static int sEGLTraceLevel;
+static int sEGLApplicationTraceLevel;
+
+extern gl_hooks_t gHooksTrace;
+extern gl_hooks_t gHooksDebug;
 
 static inline void setGlTraceThreadSpecific(gl_hooks_t const *value) {
     pthread_setspecific(gGLTraceKey, value);
@@ -305,12 +75,12 @@ gl_hooks_t const* getGLTraceThreadSpecific() {
     return static_cast<gl_hooks_t*>(pthread_getspecific(gGLTraceKey));
 }
 
-static void initEglTraceLevel() {
+void initEglTraceLevel() {
     char value[PROPERTY_VALUE_MAX];
     property_get("debug.egl.trace", value, "0");
     int propertyLevel = atoi(value);
-    int applicationLevel = gEGLApplicationTraceLevel;
-    gEGLTraceLevel = propertyLevel > applicationLevel ? propertyLevel : applicationLevel;
+    int applicationLevel = sEGLApplicationTraceLevel;
+    sEGLTraceLevel = propertyLevel > applicationLevel ? propertyLevel : applicationLevel;
 
     property_get("debug.egl.debug_proc", value, "");
     long pid = getpid();
@@ -323,12 +93,12 @@ static void initEglTraceLevel() {
         if (fgets(cmdline, sizeof(cmdline) - 1, file))
         {
             if (!strcmp(value, cmdline))
-                gEGLDebugLevel = 1;
+                sEGLTraceLevel = 1;
         }
         fclose(file);
     }
 
-    if (gEGLDebugLevel > 0)
+    if (sEGLTraceLevel > 0)
     {
         property_get("debug.egl.debug_port", value, "5039");
         const unsigned short port = (unsigned short)atoi(value);
@@ -341,11 +111,11 @@ static void initEglTraceLevel() {
     }
 }
 
-static void setGLHooksThreadSpecific(gl_hooks_t const *value) {
-    if (gEGLTraceLevel > 0) {
+void setGLHooksThreadSpecific(gl_hooks_t const *value) {
+    if (sEGLTraceLevel > 0) {
         setGlTraceThreadSpecific(value);
         setGlThreadSpecific(&gHooksTrace);
-    } else if (gEGLDebugLevel > 0 && value != &gHooksNoContext) {
+    } else if (sEGLTraceLevel > 0 && value != &gHooksNoContext) {
         setGlTraceThreadSpecific(value);
         setGlThreadSpecific(&gHooksDebug);
     } else {
@@ -359,186 +129,21 @@ static void setGLHooksThreadSpecific(gl_hooks_t const *value) {
  */
 extern "C"
 void setGLTraceLevel(int level) {
-    gEGLApplicationTraceLevel = level;
+    sEGLApplicationTraceLevel = level;
 }
 
 #else
 
-static inline void setGLHooksThreadSpecific(gl_hooks_t const *value) {
+void setGLHooksThreadSpecific(gl_hooks_t const *value) {
     setGlThreadSpecific(value);
 }
 
 #endif
 
-// ----------------------------------------------------------------------------
-
-static __attribute__((noinline))
-const char *egl_strerror(EGLint err)
-{
-    switch (err){
-        case EGL_SUCCESS:               return "EGL_SUCCESS";
-        case EGL_NOT_INITIALIZED:       return "EGL_NOT_INITIALIZED";
-        case EGL_BAD_ACCESS:            return "EGL_BAD_ACCESS";
-        case EGL_BAD_ALLOC:             return "EGL_BAD_ALLOC";
-        case EGL_BAD_ATTRIBUTE:         return "EGL_BAD_ATTRIBUTE";
-        case EGL_BAD_CONFIG:            return "EGL_BAD_CONFIG";
-        case EGL_BAD_CONTEXT:           return "EGL_BAD_CONTEXT";
-        case EGL_BAD_CURRENT_SURFACE:   return "EGL_BAD_CURRENT_SURFACE";
-        case EGL_BAD_DISPLAY:           return "EGL_BAD_DISPLAY";
-        case EGL_BAD_MATCH:             return "EGL_BAD_MATCH";
-        case EGL_BAD_NATIVE_PIXMAP:     return "EGL_BAD_NATIVE_PIXMAP";
-        case EGL_BAD_NATIVE_WINDOW:     return "EGL_BAD_NATIVE_WINDOW";
-        case EGL_BAD_PARAMETER:         return "EGL_BAD_PARAMETER";
-        case EGL_BAD_SURFACE:           return "EGL_BAD_SURFACE";
-        case EGL_CONTEXT_LOST:          return "EGL_CONTEXT_LOST";
-        default: return "UNKNOWN";
-    }
-}
-
-static __attribute__((noinline))
-void clearTLS() {
-    if (gEGLThreadLocalStorageKey != -1) {
-        tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey);
-        if (tls) {
-            delete tls;
-            pthread_setspecific(gEGLThreadLocalStorageKey, 0);
-        }
-    }
-}
-
-static tls_t* getTLS()
-{
-    tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey);
-    if (tls == 0) {
-        tls = new tls_t;
-        pthread_setspecific(gEGLThreadLocalStorageKey, tls);
-    }
-    return tls;
-}
-
-static inline void clearError() {
-    // This must clear the error from all the underlying EGL implementations as
-    // well as the EGL wrapper layer.
-    eglGetError();
-}
-
-template<typename T>
-static __attribute__((noinline))
-T setErrorEtc(const char* caller, int line, EGLint error, T returnValue) {
-    if (gEGLThreadLocalStorageKey == -1) {
-        pthread_mutex_lock(&gThreadLocalStorageKeyMutex);
-        if (gEGLThreadLocalStorageKey == -1)
-            pthread_key_create(&gEGLThreadLocalStorageKey, NULL);
-        pthread_mutex_unlock(&gThreadLocalStorageKeyMutex);
-    }
-    tls_t* tls = getTLS();
-    if (tls->error != error) {
-        LOGE("%s:%d error %x (%s)", caller, line, error, egl_strerror(error));
-        tls->error = error;
-    }
-    return returnValue;
-}
-
-static __attribute__((noinline))
-GLint getError() {
-    if (gEGLThreadLocalStorageKey == -1)
-        return EGL_SUCCESS;
-    tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey);
-    if (!tls) return EGL_SUCCESS;
-    GLint error = tls->error;
-    tls->error = EGL_SUCCESS;
-    return error;
-}
-
-static __attribute__((noinline))
-void setContext(EGLContext ctx) {
-    if (gEGLThreadLocalStorageKey == -1) {
-        pthread_mutex_lock(&gThreadLocalStorageKeyMutex);
-        if (gEGLThreadLocalStorageKey == -1)
-            pthread_key_create(&gEGLThreadLocalStorageKey, NULL);
-        pthread_mutex_unlock(&gThreadLocalStorageKeyMutex);
-    }
-    tls_t* tls = getTLS();
-    tls->ctx = ctx;
-}
-
-static __attribute__((noinline))
-EGLContext getContext() {
-    if (gEGLThreadLocalStorageKey == -1)
-        return EGL_NO_CONTEXT;
-    tls_t* tls = (tls_t*)pthread_getspecific(gEGLThreadLocalStorageKey);
-    if (!tls) return EGL_NO_CONTEXT;
-    return tls->ctx;
-}
-
 /*****************************************************************************/
 
-template<typename T>
-static __attribute__((noinline))
-int binarySearch(
-        T const sortedArray[], int first, int last, T key)
-{
-    while (first <= last) {
-        int mid = (first + last) / 2;
-        if (sortedArray[mid] < key) {
-            first = mid + 1;
-        } else if (key < sortedArray[mid]) { 
-            last = mid - 1;
-        } else {
-            return mid;
-        }
-    }
-    return -1;
-}
-
-static int cmp_configs(const void* a, const void *b)
-{
-    const egl_config_t& c0 = *(egl_config_t const *)a;
-    const egl_config_t& c1 = *(egl_config_t const *)b;
-    return c0<c1 ? -1 : (c1<c0 ? 1 : 0);
-}
-
-struct extention_map_t {
-    const char* name;
-    __eglMustCastToProperFunctionPointerType address;
-};
-
-static const extention_map_t gExtentionMap[] = {
-    { "eglLockSurfaceKHR",  
-            (__eglMustCastToProperFunctionPointerType)&eglLockSurfaceKHR }, 
-    { "eglUnlockSurfaceKHR", 
-            (__eglMustCastToProperFunctionPointerType)&eglUnlockSurfaceKHR }, 
-    { "eglCreateImageKHR",  
-            (__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR }, 
-    { "eglDestroyImageKHR", 
-            (__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR }, 
-    { "eglSetSwapRectangleANDROID", 
-            (__eglMustCastToProperFunctionPointerType)&eglSetSwapRectangleANDROID }, 
-};
-
-extern const __eglMustCastToProperFunctionPointerType gExtensionForwarders[MAX_NUMBER_OF_GL_EXTENSIONS];
-
-// accesses protected by gInitDriverMutex
-static DefaultKeyedVector<String8, __eglMustCastToProperFunctionPointerType> gGLExtentionMap;
-static int gGLExtentionSlot = 0;
-
-static void(*findProcAddress(const char* name,
-        const extention_map_t* map, size_t n))() 
-{
-    for (uint32_t i=0 ; i<n ; i++) {
-        if (!strcmp(name, map[i].name)) {
-            return map[i].address;
-        }
-    }
-    return NULL;
-}
-
-// ----------------------------------------------------------------------------
-
 static int gl_no_context() {
-    tls_t* tls = getTLS();
-    if (tls->logCallWithNoContext == EGL_TRUE) {
-        tls->logCallWithNoContext = EGL_FALSE;
+    if (egl_tls_t::logNoContextCall()) {
         LOGE("call to OpenGL ES API with no current context "
              "(logged once per thread)");
     }
@@ -566,40 +171,8 @@ static void early_egl_init(void)
 static pthread_once_t once_control = PTHREAD_ONCE_INIT;
 static int sEarlyInitState = pthread_once(&once_control, &early_egl_init);
 
+// ----------------------------------------------------------------------------
 
-static inline
-egl_display_t* get_display(EGLDisplay dpy)
-{
-    uintptr_t index = uintptr_t(dpy)-1U;
-    return (index >= NUM_DISPLAYS) ? NULL : &gDisplay[index];
-}
-
-template<typename NATIVE, typename EGL>
-static inline NATIVE* egl_to_native_cast(EGL arg) {
-    return reinterpret_cast<NATIVE*>(arg);
-}
-
-static inline
-egl_surface_t* get_surface(EGLSurface surface) {
-    return egl_to_native_cast<egl_surface_t>(surface);
-}
-
-static inline
-egl_context_t* get_context(EGLContext context) {
-    return egl_to_native_cast<egl_context_t>(context);
-}
-
-static inline
-egl_image_t* get_image(EGLImageKHR image) {
-    return egl_to_native_cast<egl_image_t>(image);
-}
-
-static inline
-egl_sync_t* get_sync(EGLSyncKHR sync) {
-    return egl_to_native_cast<egl_sync_t>(sync);
-}
-
-static inline
 egl_display_t* validate_display(EGLDisplay dpy)
 {
     egl_display_t * const dp = get_display(dpy);
@@ -609,7 +182,7 @@ egl_display_t* validate_display(EGLDisplay dpy)
     return dp;
 }
 
-static egl_connection_t* validate_display_config(
+egl_connection_t* validate_display_config(
         EGLDisplay dpy, EGLConfig config,
         egl_display_t const*& dp)
 {
@@ -626,7 +199,7 @@ static egl_connection_t* validate_display_config(
     return cnx;
 }
 
-static EGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx)
+EGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx)
 {
     egl_display_t const * const dp = validate_display(dpy);
     if (!dp) return EGL_FALSE;
@@ -637,7 +210,7 @@ static EGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx)
     return EGL_TRUE;
 }
 
-static EGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface)
+EGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface)
 {
     egl_display_t const * const dp = validate_display(dpy);
     if (!dp) return EGL_FALSE;
@@ -648,12 +221,14 @@ static EGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface)
     return EGL_TRUE;
 }
 
+// ----------------------------------------------------------------------------
+
 EGLImageKHR egl_get_image_for_current_context(EGLImageKHR image)
 {
     ImageRef _i(image);
     if (!_i.get()) return EGL_NO_IMAGE_KHR;
     
-    EGLContext context = getContext();
+    EGLContext context = egl_tls_t::getContext();
     if (context == EGL_NO_CONTEXT || image == EGL_NO_IMAGE_KHR)
         return EGL_NO_IMAGE_KHR;
     
@@ -671,10 +246,7 @@ EGLImageKHR egl_get_image_for_current_context(EGLImageKHR image)
 //    d->disp[]
 //    egl_init_drivers_locked()
 //
-static pthread_mutex_t gInitDriverMutex = PTHREAD_MUTEX_INITIALIZER;
-
-EGLBoolean egl_init_drivers_locked()
-{
+static EGLBoolean egl_init_drivers_locked() {
     if (sEarlyInitState) {
         // initialized by static ctor. should be set here.
         return EGL_FALSE;
@@ -682,28 +254,15 @@ EGLBoolean egl_init_drivers_locked()
 
     // get our driver loader
     Loader& loader(Loader::getInstance());
-    
-    // dynamically load all our EGL implementations for all displays
-    // and retrieve the corresponding EGLDisplay
-    // if that fails, don't use this driver.
-    // TODO: currently we only deal with EGL_DEFAULT_DISPLAY
+
+    // dynamically load all our EGL implementations
     egl_connection_t* cnx;
-    egl_display_t* d = &gDisplay[0];
 
     cnx = &gEGLImpl[IMPL_SOFTWARE];
     if (cnx->dso == 0) {
         cnx->hooks[GLESv1_INDEX] = &gHooks[GLESv1_INDEX][IMPL_SOFTWARE];
         cnx->hooks[GLESv2_INDEX] = &gHooks[GLESv2_INDEX][IMPL_SOFTWARE];
         cnx->dso = loader.open(EGL_DEFAULT_DISPLAY, 0, cnx);
-        if (cnx->dso) {
-            EGLDisplay dpy = cnx->egl.eglGetDisplay(EGL_DEFAULT_DISPLAY);
-            LOGE_IF(dpy==EGL_NO_DISPLAY, "No EGLDisplay for software EGL!");
-            d->disp[IMPL_SOFTWARE].dpy = dpy; 
-            if (dpy == EGL_NO_DISPLAY) {
-                loader.close(cnx->dso);
-                cnx->dso = NULL;
-            }
-        }
     }
 
     cnx = &gEGLImpl[IMPL_HARDWARE];
@@ -714,15 +273,6 @@ EGLBoolean egl_init_drivers_locked()
             cnx->hooks[GLESv1_INDEX] = &gHooks[GLESv1_INDEX][IMPL_HARDWARE];
             cnx->hooks[GLESv2_INDEX] = &gHooks[GLESv2_INDEX][IMPL_HARDWARE];
             cnx->dso = loader.open(EGL_DEFAULT_DISPLAY, 1, cnx);
-            if (cnx->dso) {
-                EGLDisplay dpy = cnx->egl.eglGetDisplay(EGL_DEFAULT_DISPLAY);
-                LOGE_IF(dpy==EGL_NO_DISPLAY, "No EGLDisplay for hardware EGL!");
-                d->disp[IMPL_HARDWARE].dpy = dpy; 
-                if (dpy == EGL_NO_DISPLAY) {
-                    loader.close(cnx->dso);
-                    cnx->dso = NULL;
-                }
-            }
         } else {
             LOGD("3D hardware acceleration is disabled");
         }
@@ -735,12 +285,13 @@ EGLBoolean egl_init_drivers_locked()
     return EGL_TRUE;
 }
 
-EGLBoolean egl_init_drivers()
-{
+static pthread_mutex_t sInitDriverMutex = PTHREAD_MUTEX_INITIALIZER;
+
+EGLBoolean egl_init_drivers() {
     EGLBoolean res;
-    pthread_mutex_lock(&gInitDriverMutex);
+    pthread_mutex_lock(&sInitDriverMutex);
     res = egl_init_drivers_locked();
-    pthread_mutex_unlock(&gInitDriverMutex);
+    pthread_mutex_unlock(&sInitDriverMutex);
     return res;
 }
 
@@ -748,1486 +299,3 @@ EGLBoolean egl_init_drivers()
 }; // namespace android
 // ----------------------------------------------------------------------------
 
-using namespace android;
-
-EGLDisplay eglGetDisplay(NativeDisplayType display)
-{
-    clearError();
-
-    uint32_t index = uint32_t(display);
-    if (index >= NUM_DISPLAYS) {
-        return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY);
-    }
-
-    if (egl_init_drivers() == EGL_FALSE) {
-        return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY);
-    }
-    
-    EGLDisplay dpy = EGLDisplay(uintptr_t(display) + 1LU);
-    return dpy;
-}
-
-// ----------------------------------------------------------------------------
-// Initialization
-// ----------------------------------------------------------------------------
-
-EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor)
-{
-    clearError();
-
-    egl_display_t * const dp = get_display(dpy);
-    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
-
-    Mutex::Autolock _l(dp->lock);
-
-    if (dp->refs > 0) {
-        if (major != NULL) *major = VERSION_MAJOR;
-        if (minor != NULL) *minor = VERSION_MINOR;
-        dp->refs++;
-        return EGL_TRUE;
-    }
-
-#if EGL_TRACE
-
-    // Called both at early_init time and at this time. (Early_init is pre-zygote, so
-    // the information from that call may be stale.)
-    initEglTraceLevel();
-
-#endif
-
-    setGLHooksThreadSpecific(&gHooksNoContext);
-
-    // initialize each EGL and
-    // build our own extension string first, based on the extension we know
-    // and the extension supported by our client implementation
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        cnx->major = -1;
-        cnx->minor = -1;
-        if (!cnx->dso) 
-            continue;
-
-#if defined(ADRENO130)
-#warning "Adreno-130 eglInitialize() workaround"
-        /*
-         * The ADRENO 130 driver returns a different EGLDisplay each time
-         * eglGetDisplay() is called, but also makes the EGLDisplay invalid
-         * after eglTerminate() has been called, so that eglInitialize() 
-         * cannot be called again. Therefore, we need to make sure to call
-         * eglGetDisplay() before calling eglInitialize();
-         */
-        if (i == IMPL_HARDWARE) {
-            dp->disp[i].dpy =
-                cnx->egl.eglGetDisplay(EGL_DEFAULT_DISPLAY);
-        }
-#endif
-
-
-        EGLDisplay idpy = dp->disp[i].dpy;
-        if (cnx->egl.eglInitialize(idpy, &cnx->major, &cnx->minor)) {
-            //LOGD("initialized %d dpy=%p, ver=%d.%d, cnx=%p",
-            //        i, idpy, cnx->major, cnx->minor, cnx);
-
-            // display is now initialized
-            dp->disp[i].state = egl_display_t::INITIALIZED;
-
-            // get the query-strings for this display for each implementation
-            dp->disp[i].queryString.vendor =
-                cnx->egl.eglQueryString(idpy, EGL_VENDOR);
-            dp->disp[i].queryString.version =
-                cnx->egl.eglQueryString(idpy, EGL_VERSION);
-            dp->disp[i].queryString.extensions =
-                    cnx->egl.eglQueryString(idpy, EGL_EXTENSIONS);
-            dp->disp[i].queryString.clientApi =
-                cnx->egl.eglQueryString(idpy, EGL_CLIENT_APIS);
-
-        } else {
-            LOGW("%d: eglInitialize(%p) failed (%s)", i, idpy,
-                    egl_strerror(cnx->egl.eglGetError()));
-        }
-    }
-
-    EGLBoolean res = EGL_FALSE;
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso && cnx->major>=0 && cnx->minor>=0) {
-            EGLint n;
-            if (cnx->egl.eglGetConfigs(dp->disp[i].dpy, 0, 0, &n)) {
-                dp->disp[i].config = (EGLConfig*)malloc(sizeof(EGLConfig)*n);
-                if (dp->disp[i].config) {
-                    if (cnx->egl.eglGetConfigs(
-                            dp->disp[i].dpy, dp->disp[i].config, n,
-                            &dp->disp[i].numConfigs))
-                    {
-                        dp->numTotalConfigs += n;
-                        res = EGL_TRUE;
-                    }
-                }
-            }
-        }
-    }
-
-    if (res == EGL_TRUE) {
-        dp->configs = new egl_config_t[ dp->numTotalConfigs ];
-        for (int i=0, k=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-            egl_connection_t* const cnx = &gEGLImpl[i];
-            if (cnx->dso && cnx->major>=0 && cnx->minor>=0) {
-                for (int j=0 ; j<dp->disp[i].numConfigs ; j++) {
-                    dp->configs[k].impl = i;
-                    dp->configs[k].config = dp->disp[i].config[j];
-                    dp->configs[k].configId = k + 1; // CONFIG_ID start at 1
-                    // store the implementation's CONFIG_ID
-                    cnx->egl.eglGetConfigAttrib(
-                            dp->disp[i].dpy,
-                            dp->disp[i].config[j],
-                            EGL_CONFIG_ID,
-                            &dp->configs[k].implConfigId);
-                    k++;
-                }
-            }
-        }
-
-        // sort our configurations so we can do binary-searches
-        qsort(  dp->configs,
-                dp->numTotalConfigs,
-                sizeof(egl_config_t), cmp_configs);
-
-        dp->refs++;
-        if (major != NULL) *major = VERSION_MAJOR;
-        if (minor != NULL) *minor = VERSION_MINOR;
-        return EGL_TRUE;
-    }
-    return setError(EGL_NOT_INITIALIZED, EGL_FALSE);
-}
-
-EGLBoolean eglTerminate(EGLDisplay dpy)
-{
-    // NOTE: don't unload the drivers b/c some APIs can be called
-    // after eglTerminate() has been called. eglTerminate() only
-    // terminates an EGLDisplay, not a EGL itself.
-
-    clearError();
-
-    egl_display_t* const dp = get_display(dpy);
-    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
-
-    Mutex::Autolock _l(dp->lock);
-
-    if (dp->refs == 0) {
-        return setError(EGL_NOT_INITIALIZED, EGL_FALSE);
-    }
-
-    // this is specific to Android, display termination is ref-counted.
-    if (dp->refs > 1) {
-        dp->refs--;
-        return EGL_TRUE;
-    }
-
-    EGLBoolean res = EGL_FALSE;
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso && dp->disp[i].state == egl_display_t::INITIALIZED) {
-            if (cnx->egl.eglTerminate(dp->disp[i].dpy) == EGL_FALSE) {
-                LOGW("%d: eglTerminate(%p) failed (%s)", i, dp->disp[i].dpy,
-                        egl_strerror(cnx->egl.eglGetError()));
-            }
-            // REVISIT: it's unclear what to do if eglTerminate() fails
-            free(dp->disp[i].config);
-
-            dp->disp[i].numConfigs = 0;
-            dp->disp[i].config = 0;
-            dp->disp[i].state = egl_display_t::TERMINATED;
-
-            res = EGL_TRUE;
-        }
-    }
-    
-    // TODO: all egl_object_t should be marked for termination
-    
-    dp->refs--;
-    dp->numTotalConfigs = 0;
-    delete [] dp->configs;
-
-    return res;
-}
-
-// ----------------------------------------------------------------------------
-// configuration
-// ----------------------------------------------------------------------------
-
-EGLBoolean eglGetConfigs(   EGLDisplay dpy,
-                            EGLConfig *configs,
-                            EGLint config_size, EGLint *num_config)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    GLint numConfigs = dp->numTotalConfigs;
-    if (!configs) {
-        *num_config = numConfigs;
-        return EGL_TRUE;
-    }
-
-    GLint n = 0;
-    for (intptr_t i=0 ; i<dp->numTotalConfigs && config_size ; i++) {
-        *configs++ = EGLConfig(i);
-        config_size--;
-        n++;
-    }
-    
-    *num_config = n;
-    return EGL_TRUE;
-}
-
-EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
-                            EGLConfig *configs, EGLint config_size,
-                            EGLint *num_config)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    if (num_config==0) {
-        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
-    }
-
-    EGLint n;
-    EGLBoolean res = EGL_FALSE;
-    *num_config = 0;
-
-    
-    // It is unfortunate, but we need to remap the EGL_CONFIG_IDs, 
-    // to do this, we have to go through the attrib_list array once
-    // to figure out both its size and if it contains an EGL_CONFIG_ID
-    // key. If so, the full array is copied and patched.
-    // NOTE: we assume that there can be only one occurrence
-    // of EGL_CONFIG_ID.
-    
-    EGLint patch_index = -1;
-    GLint attr;
-    size_t size = 0;
-    if (attrib_list) {
-        while ((attr=attrib_list[size]) != EGL_NONE) {
-            if (attr == EGL_CONFIG_ID)
-                patch_index = size;
-            size += 2;
-        }
-    }
-    if (patch_index >= 0) {
-        size += 2; // we need copy the sentinel as well
-        EGLint* new_list = (EGLint*)malloc(size*sizeof(EGLint));
-        if (new_list == 0)
-            return setError(EGL_BAD_ALLOC, EGL_FALSE);
-        memcpy(new_list, attrib_list, size*sizeof(EGLint));
-
-        // patch the requested EGL_CONFIG_ID
-        bool found = false;
-        EGLConfig ourConfig(0);
-        EGLint& configId(new_list[patch_index+1]);
-        for (intptr_t i=0 ; i<dp->numTotalConfigs ; i++) {
-            if (dp->configs[i].configId == configId) {
-                ourConfig = EGLConfig(i);
-                configId = dp->configs[i].implConfigId;
-                found = true;
-                break;
-            }
-        }
-
-        egl_connection_t* const cnx = &gEGLImpl[dp->configs[intptr_t(ourConfig)].impl];
-        if (found && cnx->dso) {
-            // and switch to the new list
-            attrib_list = const_cast<const EGLint *>(new_list);
-
-            // At this point, the only configuration that can match is
-            // dp->configs[i][index], however, we don't know if it would be
-            // rejected because of the other attributes, so we do have to call
-            // cnx->egl.eglChooseConfig() -- but we don't have to loop
-            // through all the EGLimpl[].
-            // We also know we can only get a single config back, and we know
-            // which one.
-
-            res = cnx->egl.eglChooseConfig(
-                    dp->disp[ dp->configs[intptr_t(ourConfig)].impl ].dpy,
-                    attrib_list, configs, config_size, &n);
-            if (res && n>0) {
-                // n has to be 0 or 1, by construction, and we already know
-                // which config it will return (since there can be only one).
-                if (configs) {
-                    configs[0] = ourConfig;
-                }
-                *num_config = 1;
-            }
-        }
-
-        free(const_cast<EGLint *>(attrib_list));
-        return res;
-    }
-
-
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso) {
-            if (cnx->egl.eglChooseConfig(
-                    dp->disp[i].dpy, attrib_list, configs, config_size, &n)) {
-                if (configs) {
-                    // now we need to convert these client EGLConfig to our
-                    // internal EGLConfig format.
-                    // This is done in O(n Log(n)) time.
-                    for (int j=0 ; j<n ; j++) {
-                        egl_config_t key(i, configs[j]);
-                        intptr_t index = binarySearch<egl_config_t>(
-                                dp->configs, 0, dp->numTotalConfigs, key);
-                        if (index >= 0) {
-                            configs[j] = EGLConfig(index);
-                        } else {
-                            return setError(EGL_BAD_CONFIG, EGL_FALSE);
-                        }
-                    }
-                    configs += n;
-                    config_size -= n;
-                }
-                *num_config += n;
-                res = EGL_TRUE;
-            }
-        }
-    }
-    return res;
-}
-
-EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
-        EGLint attribute, EGLint *value)
-{
-    clearError();
-
-    egl_display_t const* dp = 0;
-    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
-    if (!cnx) return EGL_FALSE;
-    
-    if (attribute == EGL_CONFIG_ID) {
-        *value = dp->configs[intptr_t(config)].configId;
-        return EGL_TRUE;
-    }
-    return cnx->egl.eglGetConfigAttrib(
-            dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
-            dp->configs[intptr_t(config)].config, attribute, value);
-}
-
-// ----------------------------------------------------------------------------
-// surfaces
-// ----------------------------------------------------------------------------
-
-EGLSurface eglCreateWindowSurface(  EGLDisplay dpy, EGLConfig config,
-                                    NativeWindowType window,
-                                    const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const* dp = 0;
-    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
-    if (cnx) {
-        EGLDisplay iDpy = dp->disp[ dp->configs[intptr_t(config)].impl ].dpy;
-        EGLConfig iConfig = dp->configs[intptr_t(config)].config;
-        EGLint format;
-
-        // set the native window's buffers format to match this config
-        if (cnx->egl.eglGetConfigAttrib(iDpy,
-                iConfig, EGL_NATIVE_VISUAL_ID, &format)) {
-            if (format != 0) {
-                native_window_set_buffers_geometry(window, 0, 0, format);
-            }
-        }
-
-        EGLSurface surface = cnx->egl.eglCreateWindowSurface(
-                iDpy, iConfig, window, attrib_list);
-        if (surface != EGL_NO_SURFACE) {
-            egl_surface_t* s = new egl_surface_t(dpy, config, window, surface,
-                    dp->configs[intptr_t(config)].impl, cnx);
-            return s;
-        }
-    }
-    return EGL_NO_SURFACE;
-}
-
-EGLSurface eglCreatePixmapSurface(  EGLDisplay dpy, EGLConfig config,
-                                    NativePixmapType pixmap,
-                                    const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const* dp = 0;
-    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
-    if (cnx) {
-        EGLSurface surface = cnx->egl.eglCreatePixmapSurface(
-                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
-                dp->configs[intptr_t(config)].config, pixmap, attrib_list);
-        if (surface != EGL_NO_SURFACE) {
-            egl_surface_t* s = new egl_surface_t(dpy, config, NULL, surface,
-                    dp->configs[intptr_t(config)].impl, cnx);
-            return s;
-        }
-    }
-    return EGL_NO_SURFACE;
-}
-
-EGLSurface eglCreatePbufferSurface( EGLDisplay dpy, EGLConfig config,
-                                    const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const* dp = 0;
-    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
-    if (cnx) {
-        EGLSurface surface = cnx->egl.eglCreatePbufferSurface(
-                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
-                dp->configs[intptr_t(config)].config, attrib_list);
-        if (surface != EGL_NO_SURFACE) {
-            egl_surface_t* s = new egl_surface_t(dpy, config, NULL, surface,
-                    dp->configs[intptr_t(config)].impl, cnx);
-            return s;
-        }
-    }
-    return EGL_NO_SURFACE;
-}
-                                    
-EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;    
-
-    egl_surface_t * const s = get_surface(surface);
-    EGLBoolean result = s->cnx->egl.eglDestroySurface(
-            dp->disp[s->impl].dpy, s->surface);
-    if (result == EGL_TRUE) {
-        if (s->win != NULL) {
-            native_window_set_buffers_geometry(s->win.get(), 0, 0, 0);
-        }
-        _s.terminate();
-    }
-    return result;
-}
-
-EGLBoolean eglQuerySurface( EGLDisplay dpy, EGLSurface surface,
-                            EGLint attribute, EGLint *value)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;    
-    egl_surface_t const * const s = get_surface(surface);
-
-    EGLBoolean result(EGL_TRUE);
-    if (attribute == EGL_CONFIG_ID) {
-        // We need to remap EGL_CONFIG_IDs
-        *value = dp->configs[intptr_t(s->config)].configId;
-    } else {
-        result = s->cnx->egl.eglQuerySurface(
-                dp->disp[s->impl].dpy, s->surface, attribute, value);
-    }
-
-    return result;
-}
-
-// ----------------------------------------------------------------------------
-// Contexts
-// ----------------------------------------------------------------------------
-
-EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,
-                            EGLContext share_list, const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const* dp = 0;
-    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
-    if (cnx) {
-        if (share_list != EGL_NO_CONTEXT) {
-            egl_context_t* const c = get_context(share_list);
-            share_list = c->context;
-        }
-        EGLContext context = cnx->egl.eglCreateContext(
-                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
-                dp->configs[intptr_t(config)].config,
-                share_list, attrib_list);
-        if (context != EGL_NO_CONTEXT) {
-            // figure out if it's a GLESv1 or GLESv2
-            int version = 0;
-            if (attrib_list) {
-                while (*attrib_list != EGL_NONE) {
-                    GLint attr = *attrib_list++;
-                    GLint value = *attrib_list++;
-                    if (attr == EGL_CONTEXT_CLIENT_VERSION) {
-                        if (value == 1) {
-                            version = GLESv1_INDEX;
-                        } else if (value == 2) {
-                            version = GLESv2_INDEX;
-                        }
-                    }
-                };
-            }
-            egl_context_t* c = new egl_context_t(dpy, context, config,
-                    dp->configs[intptr_t(config)].impl, cnx, version);
-            return c;
-        }
-    }
-    return EGL_NO_CONTEXT;
-}
-
-EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    ContextRef _c(ctx);
-    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-    
-    if (!validate_display_context(dpy, ctx))
-        return EGL_FALSE;
-    egl_context_t * const c = get_context(ctx);
-    EGLBoolean result = c->cnx->egl.eglDestroyContext(
-            dp->disp[c->impl].dpy, c->context);
-    if (result == EGL_TRUE) {
-        _c.terminate();
-    }
-    return result;
-}
-
-static void loseCurrent(egl_context_t * cur_c)
-{
-    if (cur_c) {
-        egl_surface_t * cur_r = get_surface(cur_c->read);
-        egl_surface_t * cur_d = get_surface(cur_c->draw);
-
-        // by construction, these are either 0 or valid (possibly terminated)
-        // it should be impossible for these to be invalid
-        ContextRef _cur_c(cur_c);
-        SurfaceRef _cur_r(cur_r);
-        SurfaceRef _cur_d(cur_d);
-
-        cur_c->read = NULL;
-        cur_c->draw = NULL;
-
-        _cur_c.release();
-        _cur_r.release();
-        _cur_d.release();
-    }
-}
-
-EGLBoolean eglMakeCurrent(  EGLDisplay dpy, EGLSurface draw,
-                            EGLSurface read, EGLContext ctx)
-{
-    clearError();
-
-    egl_display_t const * const dp = get_display(dpy);
-    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
-
-    /* If ctx is not EGL_NO_CONTEXT, read is not EGL_NO_SURFACE, or draw is not
-       EGL_NO_SURFACE, then an EGL_NOT_INITIALIZED error is generated if dpy is
-       a valid but uninitialized display. */
-    if ( (ctx != EGL_NO_CONTEXT) || (read != EGL_NO_SURFACE) ||
-         (draw != EGL_NO_SURFACE) ) {
-        if (!dp->isReady()) return setError(EGL_NOT_INITIALIZED, EGL_FALSE);
-    }
-
-    // get a reference to the object passed in
-    ContextRef _c(ctx);
-    SurfaceRef _d(draw);
-    SurfaceRef _r(read);
-
-    // validate the context (if not EGL_NO_CONTEXT)
-    if ((ctx != EGL_NO_CONTEXT) && (!validate_display_context(dpy, ctx))) {
-        // EGL_NO_CONTEXT is valid
-        return EGL_FALSE;
-    }
-
-    // these are the underlying implementation's object
-    EGLContext impl_ctx  = EGL_NO_CONTEXT;
-    EGLSurface impl_draw = EGL_NO_SURFACE;
-    EGLSurface impl_read = EGL_NO_SURFACE;
-
-    // these are our objects structs passed in
-    egl_context_t       * c = NULL;
-    egl_surface_t const * d = NULL;
-    egl_surface_t const * r = NULL;
-
-    // these are the current objects structs
-    egl_context_t * cur_c = get_context(getContext());
-    
-    if (ctx != EGL_NO_CONTEXT) {
-        c = get_context(ctx);
-        impl_ctx = c->context;
-    } else {
-        // no context given, use the implementation of the current context
-        if (cur_c == NULL) {
-            // no current context
-            if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE) {
-                // calling eglMakeCurrent( ..., !=0, !=0, EGL_NO_CONTEXT);
-                return setError(EGL_BAD_MATCH, EGL_FALSE);
-            }
-            // not an error, there is just no current context.
-            return EGL_TRUE;
-        }
-    }
-
-    // retrieve the underlying implementation's draw EGLSurface
-    if (draw != EGL_NO_SURFACE) {
-        d = get_surface(draw);
-        // make sure the EGLContext and EGLSurface passed in are for
-        // the same driver
-        if (c && d->impl != c->impl)
-            return setError(EGL_BAD_MATCH, EGL_FALSE);
-        impl_draw = d->surface;
-    }
-
-    // retrieve the underlying implementation's read EGLSurface
-    if (read != EGL_NO_SURFACE) {
-        r = get_surface(read);
-        // make sure the EGLContext and EGLSurface passed in are for
-        // the same driver
-        if (c && r->impl != c->impl)
-            return setError(EGL_BAD_MATCH, EGL_FALSE);
-        impl_read = r->surface;
-    }
-
-    EGLBoolean result;
-
-    if (c) {
-        result = c->cnx->egl.eglMakeCurrent(
-                dp->disp[c->impl].dpy, impl_draw, impl_read, impl_ctx);
-    } else {
-        result = cur_c->cnx->egl.eglMakeCurrent(
-                dp->disp[cur_c->impl].dpy, impl_draw, impl_read, impl_ctx);
-    }
-
-    if (result == EGL_TRUE) {
-
-        loseCurrent(cur_c);
-
-        if (ctx != EGL_NO_CONTEXT) {
-            setGLHooksThreadSpecific(c->cnx->hooks[c->version]);
-            setContext(ctx);
-            tls_t * const tls = getTLS();
-            if (!tls->dbg && gEGLDebugLevel > 0)
-                tls->dbg = CreateDbgContext(gEGLThreadLocalStorageKey, c->version,
-                                            c->cnx->hooks[c->version]);
-            _c.acquire();
-            _r.acquire();
-            _d.acquire();
-            c->read = read;
-            c->draw = draw;
-        } else {
-            setGLHooksThreadSpecific(&gHooksNoContext);
-            setContext(EGL_NO_CONTEXT);
-        }
-    }
-    return result;
-}
-
-
-EGLBoolean eglQueryContext( EGLDisplay dpy, EGLContext ctx,
-                            EGLint attribute, EGLint *value)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    ContextRef _c(ctx);
-    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-
-    if (!validate_display_context(dpy, ctx))
-        return EGL_FALSE;    
-    
-    egl_context_t * const c = get_context(ctx);
-
-    EGLBoolean result(EGL_TRUE);
-    if (attribute == EGL_CONFIG_ID) {
-        *value = dp->configs[intptr_t(c->config)].configId;
-    } else {
-        // We need to remap EGL_CONFIG_IDs
-        result = c->cnx->egl.eglQueryContext(
-                dp->disp[c->impl].dpy, c->context, attribute, value);
-    }
-
-    return result;
-}
-
-EGLContext eglGetCurrentContext(void)
-{
-    // could be called before eglInitialize(), but we wouldn't have a context
-    // then, and this function would correctly return EGL_NO_CONTEXT.
-
-    clearError();
-
-    EGLContext ctx = getContext();
-    return ctx;
-}
-
-EGLSurface eglGetCurrentSurface(EGLint readdraw)
-{
-    // could be called before eglInitialize(), but we wouldn't have a context
-    // then, and this function would correctly return EGL_NO_SURFACE.
-
-    clearError();
-
-    EGLContext ctx = getContext();
-    if (ctx) {
-        egl_context_t const * const c = get_context(ctx);
-        if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE);
-        switch (readdraw) {
-            case EGL_READ: return c->read;
-            case EGL_DRAW: return c->draw;            
-            default: return setError(EGL_BAD_PARAMETER, EGL_NO_SURFACE);
-        }
-    }
-    return EGL_NO_SURFACE;
-}
-
-EGLDisplay eglGetCurrentDisplay(void)
-{
-    // could be called before eglInitialize(), but we wouldn't have a context
-    // then, and this function would correctly return EGL_NO_DISPLAY.
-
-    clearError();
-
-    EGLContext ctx = getContext();
-    if (ctx) {
-        egl_context_t const * const c = get_context(ctx);
-        if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE);
-        return c->dpy;
-    }
-    return EGL_NO_DISPLAY;
-}
-
-EGLBoolean eglWaitGL(void)
-{
-    // could be called before eglInitialize(), but we wouldn't have a context
-    // then, and this function would return GL_TRUE, which isn't wrong.
-
-    clearError();
-
-    EGLBoolean res = EGL_TRUE;
-    EGLContext ctx = getContext();
-    if (ctx) {
-        egl_context_t const * const c = get_context(ctx);
-        if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        if (uint32_t(c->impl)>=2)
-            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        egl_connection_t* const cnx = &gEGLImpl[c->impl];
-        if (!cnx->dso) 
-            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        res = cnx->egl.eglWaitGL();
-    }
-    return res;
-}
-
-EGLBoolean eglWaitNative(EGLint engine)
-{
-    // could be called before eglInitialize(), but we wouldn't have a context
-    // then, and this function would return GL_TRUE, which isn't wrong.
-
-    clearError();
-
-    EGLBoolean res = EGL_TRUE;
-    EGLContext ctx = getContext();
-    if (ctx) {
-        egl_context_t const * const c = get_context(ctx);
-        if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        if (uint32_t(c->impl)>=2)
-            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        egl_connection_t* const cnx = &gEGLImpl[c->impl];
-        if (!cnx->dso) 
-            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        res = cnx->egl.eglWaitNative(engine);
-    }
-    return res;
-}
-
-EGLint eglGetError(void)
-{
-    EGLint result = EGL_SUCCESS;
-    EGLint err;
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        err = EGL_SUCCESS;
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso)
-            err = cnx->egl.eglGetError();
-        if (err!=EGL_SUCCESS && result==EGL_SUCCESS)
-            result = err;
-    }
-    err = getError();
-    if (result == EGL_SUCCESS)
-        result = err;
-    return result;
-}
-
-// Note: Similar implementations of these functions also exist in
-// gl2.cpp and gl.cpp, and are used by applications that call the
-// exported entry points directly.
-typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image);
-typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC) (GLenum target, GLeglImageOES image);
-
-static PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES_impl = NULL;
-static PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC glEGLImageTargetRenderbufferStorageOES_impl = NULL;
-
-static void glEGLImageTargetTexture2DOES_wrapper(GLenum target, GLeglImageOES image)
-{
-    GLeglImageOES implImage =
-        (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image);
-    glEGLImageTargetTexture2DOES_impl(target, implImage);
-}
-
-static void glEGLImageTargetRenderbufferStorageOES_wrapper(GLenum target, GLeglImageOES image)
-{
-    GLeglImageOES implImage =
-        (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image);
-    glEGLImageTargetRenderbufferStorageOES_impl(target, implImage);
-}
-
-__eglMustCastToProperFunctionPointerType eglGetProcAddress(const char *procname)
-{
-    // eglGetProcAddress() could be the very first function called
-    // in which case we must make sure we've initialized ourselves, this
-    // happens the first time egl_get_display() is called.
-
-    clearError();
-
-    if (egl_init_drivers() == EGL_FALSE) {
-        setError(EGL_BAD_PARAMETER, NULL);
-        return  NULL;
-    }
-
-    __eglMustCastToProperFunctionPointerType addr;
-    addr = findProcAddress(procname, gExtentionMap, NELEM(gExtentionMap));
-    if (addr) return addr;
-
-    // this protects accesses to gGLExtentionMap and gGLExtentionSlot
-    pthread_mutex_lock(&gInitDriverMutex);
-
-        /*
-         * Since eglGetProcAddress() is not associated to anything, it needs
-         * to return a function pointer that "works" regardless of what
-         * the current context is.
-         *
-         * For this reason, we return a "forwarder", a small stub that takes
-         * care of calling the function associated with the context
-         * currently bound.
-         *
-         * We first look for extensions we've already resolved, if we're seeing
-         * this extension for the first time, we go through all our
-         * implementations and call eglGetProcAddress() and record the
-         * result in the appropriate implementation hooks and return the
-         * address of the forwarder corresponding to that hook set.
-         *
-         */
-
-        const String8 name(procname);
-        addr = gGLExtentionMap.valueFor(name);
-        const int slot = gGLExtentionSlot;
-
-        LOGE_IF(slot >= MAX_NUMBER_OF_GL_EXTENSIONS,
-                "no more slots for eglGetProcAddress(\"%s\")",
-                procname);
-
-        if (!addr && (slot < MAX_NUMBER_OF_GL_EXTENSIONS)) {
-            bool found = false;
-            for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-                egl_connection_t* const cnx = &gEGLImpl[i];
-                if (cnx->dso && cnx->egl.eglGetProcAddress) {
-                    found = true;
-                    // Extensions are independent of the bound context
-                    cnx->hooks[GLESv1_INDEX]->ext.extensions[slot] =
-                    cnx->hooks[GLESv2_INDEX]->ext.extensions[slot] =
-#if EGL_TRACE
-                    gHooksDebug.ext.extensions[slot] = gHooksTrace.ext.extensions[slot] =
-#endif
-                            cnx->egl.eglGetProcAddress(procname);
-                }
-            }
-            if (found) {
-                addr = gExtensionForwarders[slot];
-
-                if (!strcmp(procname, "glEGLImageTargetTexture2DOES")) {
-                    glEGLImageTargetTexture2DOES_impl = (PFNGLEGLIMAGETARGETTEXTURE2DOESPROC)addr;
-                    addr = (__eglMustCastToProperFunctionPointerType)glEGLImageTargetTexture2DOES_wrapper;
-                }
-                if (!strcmp(procname, "glEGLImageTargetRenderbufferStorageOES")) {
-                    glEGLImageTargetRenderbufferStorageOES_impl = (PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC)addr;
-                    addr = (__eglMustCastToProperFunctionPointerType)glEGLImageTargetRenderbufferStorageOES_wrapper;
-                }
-
-                gGLExtentionMap.add(name, addr);
-                gGLExtentionSlot++;
-            }
-        }
-
-    pthread_mutex_unlock(&gInitDriverMutex);
-    return addr;
-}
-
-EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw)
-{
-    EGLBoolean Debug_eglSwapBuffers(EGLDisplay dpy, EGLSurface draw);
-    if (gEGLDebugLevel > 0)
-        Debug_eglSwapBuffers(dpy, draw);
-
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(draw);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, draw))
-        return EGL_FALSE;    
-    egl_surface_t const * const s = get_surface(draw);
-    return s->cnx->egl.eglSwapBuffers(dp->disp[s->impl].dpy, s->surface);
-}
-
-EGLBoolean eglCopyBuffers(  EGLDisplay dpy, EGLSurface surface,
-                            NativePixmapType target)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;    
-    egl_surface_t const * const s = get_surface(surface);
-    return s->cnx->egl.eglCopyBuffers(
-            dp->disp[s->impl].dpy, s->surface, target);
-}
-
-const char* eglQueryString(EGLDisplay dpy, EGLint name)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return (const char *) NULL;
-
-    switch (name) {
-        case EGL_VENDOR:
-            return gVendorString;
-        case EGL_VERSION:
-            return gVersionString;
-        case EGL_EXTENSIONS:
-            return gExtensionString;
-        case EGL_CLIENT_APIS:
-            return gClientApiString;
-    }
-    return setError(EGL_BAD_PARAMETER, (const char *)0);
-}
-
-
-// ----------------------------------------------------------------------------
-// EGL 1.1
-// ----------------------------------------------------------------------------
-
-EGLBoolean eglSurfaceAttrib(
-        EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;    
-    egl_surface_t const * const s = get_surface(surface);
-    if (s->cnx->egl.eglSurfaceAttrib) {
-        return s->cnx->egl.eglSurfaceAttrib(
-                dp->disp[s->impl].dpy, s->surface, attribute, value);
-    }
-    return setError(EGL_BAD_SURFACE, EGL_FALSE);
-}
-
-EGLBoolean eglBindTexImage(
-        EGLDisplay dpy, EGLSurface surface, EGLint buffer)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;    
-    egl_surface_t const * const s = get_surface(surface);
-    if (s->cnx->egl.eglBindTexImage) {
-        return s->cnx->egl.eglBindTexImage(
-                dp->disp[s->impl].dpy, s->surface, buffer);
-    }
-    return setError(EGL_BAD_SURFACE, EGL_FALSE);
-}
-
-EGLBoolean eglReleaseTexImage(
-        EGLDisplay dpy, EGLSurface surface, EGLint buffer)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;    
-    egl_surface_t const * const s = get_surface(surface);
-    if (s->cnx->egl.eglReleaseTexImage) {
-        return s->cnx->egl.eglReleaseTexImage(
-                dp->disp[s->impl].dpy, s->surface, buffer);
-    }
-    return setError(EGL_BAD_SURFACE, EGL_FALSE);
-}
-
-EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    EGLBoolean res = EGL_TRUE;
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso) {
-            if (cnx->egl.eglSwapInterval) {
-                if (cnx->egl.eglSwapInterval(
-                        dp->disp[i].dpy, interval) == EGL_FALSE) {
-                    res = EGL_FALSE;
-                }
-            }
-        }
-    }
-    return res;
-}
-
-
-// ----------------------------------------------------------------------------
-// EGL 1.2
-// ----------------------------------------------------------------------------
-
-EGLBoolean eglWaitClient(void)
-{
-    clearError();
-
-    // could be called before eglInitialize(), but we wouldn't have a context
-    // then, and this function would return GL_TRUE, which isn't wrong.
-    EGLBoolean res = EGL_TRUE;
-    EGLContext ctx = getContext();
-    if (ctx) {
-        egl_context_t const * const c = get_context(ctx);
-        if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        if (uint32_t(c->impl)>=2)
-            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        egl_connection_t* const cnx = &gEGLImpl[c->impl];
-        if (!cnx->dso) 
-            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-        if (cnx->egl.eglWaitClient) {
-            res = cnx->egl.eglWaitClient();
-        } else {
-            res = cnx->egl.eglWaitGL();
-        }
-    }
-    return res;
-}
-
-EGLBoolean eglBindAPI(EGLenum api)
-{
-    clearError();
-
-    if (egl_init_drivers() == EGL_FALSE) {
-        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
-    }
-
-    // bind this API on all EGLs
-    EGLBoolean res = EGL_TRUE;
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso) {
-            if (cnx->egl.eglBindAPI) {
-                if (cnx->egl.eglBindAPI(api) == EGL_FALSE) {
-                    res = EGL_FALSE;
-                }
-            }
-        }
-    }
-    return res;
-}
-
-EGLenum eglQueryAPI(void)
-{
-    clearError();
-
-    if (egl_init_drivers() == EGL_FALSE) {
-        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
-    }
-
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso) {
-            if (cnx->egl.eglQueryAPI) {
-                // the first one we find is okay, because they all
-                // should be the same
-                return cnx->egl.eglQueryAPI();
-            }
-        }
-    }
-    // or, it can only be OpenGL ES
-    return EGL_OPENGL_ES_API;
-}
-
-EGLBoolean eglReleaseThread(void)
-{
-    clearError();
-
-    // If there is context bound to the thread, release it
-    loseCurrent(get_context(getContext()));
-
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (cnx->dso) {
-            if (cnx->egl.eglReleaseThread) {
-                cnx->egl.eglReleaseThread();
-            }
-        }
-    }
-    clearTLS();    
-    return EGL_TRUE;
-}
-
-EGLSurface eglCreatePbufferFromClientBuffer(
-          EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer,
-          EGLConfig config, const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const* dp = 0;
-    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
-    if (!cnx) return EGL_FALSE;
-    if (cnx->egl.eglCreatePbufferFromClientBuffer) {
-        return cnx->egl.eglCreatePbufferFromClientBuffer(
-                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
-                buftype, buffer,
-                dp->configs[intptr_t(config)].config, attrib_list);
-    }
-    return setError(EGL_BAD_CONFIG, EGL_NO_SURFACE);
-}
-
-// ----------------------------------------------------------------------------
-// EGL_EGLEXT_VERSION 3
-// ----------------------------------------------------------------------------
-
-EGLBoolean eglLockSurfaceKHR(EGLDisplay dpy, EGLSurface surface,
-        const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;
-
-    egl_surface_t const * const s = get_surface(surface);
-
-    if (s->cnx->egl.eglLockSurfaceKHR) {
-        return s->cnx->egl.eglLockSurfaceKHR(
-                dp->disp[s->impl].dpy, s->surface, attrib_list);
-    }
-    return setError(EGL_BAD_DISPLAY, EGL_FALSE);
-}
-
-EGLBoolean eglUnlockSurfaceKHR(EGLDisplay dpy, EGLSurface surface)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(surface);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, surface))
-        return EGL_FALSE;
-
-    egl_surface_t const * const s = get_surface(surface);
-
-    if (s->cnx->egl.eglUnlockSurfaceKHR) {
-        return s->cnx->egl.eglUnlockSurfaceKHR(
-                dp->disp[s->impl].dpy, s->surface);
-    }
-    return setError(EGL_BAD_DISPLAY, EGL_FALSE);
-}
-
-EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target,
-        EGLClientBuffer buffer, const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_NO_IMAGE_KHR;
-
-    if (ctx != EGL_NO_CONTEXT) {
-        ContextRef _c(ctx);
-        if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_NO_IMAGE_KHR);
-        if (!validate_display_context(dpy, ctx))
-            return EGL_NO_IMAGE_KHR;
-        egl_context_t * const c = get_context(ctx);
-        // since we have an EGLContext, we know which implementation to use
-        EGLImageKHR image = c->cnx->egl.eglCreateImageKHR(
-                dp->disp[c->impl].dpy, c->context, target, buffer, attrib_list);
-        if (image == EGL_NO_IMAGE_KHR)
-            return image;
-            
-        egl_image_t* result = new egl_image_t(dpy, ctx);
-        result->images[c->impl] = image;
-        return (EGLImageKHR)result;
-    } else {
-        // EGL_NO_CONTEXT is a valid parameter
-
-        /* Since we don't have a way to know which implementation to call,
-         * we're calling all of them. If at least one of the implementation
-         * succeeded, this is a success.
-         */
-
-        EGLint currentError = eglGetError();
-
-        EGLImageKHR implImages[IMPL_NUM_IMPLEMENTATIONS];
-        bool success = false;
-        for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-            egl_connection_t* const cnx = &gEGLImpl[i];
-            implImages[i] = EGL_NO_IMAGE_KHR;
-            if (cnx->dso) {
-                if (cnx->egl.eglCreateImageKHR) {
-                    implImages[i] = cnx->egl.eglCreateImageKHR(
-                            dp->disp[i].dpy, ctx, target, buffer, attrib_list);
-                    if (implImages[i] != EGL_NO_IMAGE_KHR) {
-                        success = true;
-                    }
-                }
-            }
-        }
-
-        if (!success) {
-            // failure, if there was an error when we entered this function,
-            // the error flag must not be updated.
-            // Otherwise, the error is whatever happened in the implementation
-            // that faulted.
-            if (currentError != EGL_SUCCESS) {
-                setError(currentError, EGL_NO_IMAGE_KHR);
-            }
-            return EGL_NO_IMAGE_KHR;
-        } else {
-            // In case of success, we need to clear all error flags
-            // (especially those caused by the implementation that didn't
-            // succeed). TODO: we could avoid this if we knew this was
-            // a "full" success (all implementation succeeded).
-            eglGetError();
-        }
-
-        egl_image_t* result = new egl_image_t(dpy, ctx);
-        memcpy(result->images, implImages, sizeof(implImages));
-        return (EGLImageKHR)result;
-    }
-}
-
-EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    ImageRef _i(img);
-    if (!_i.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
-
-    egl_image_t* image = get_image(img);
-    bool success = false;
-    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
-        egl_connection_t* const cnx = &gEGLImpl[i];
-        if (image->images[i] != EGL_NO_IMAGE_KHR) {
-            if (cnx->dso) {
-                if (cnx->egl.eglDestroyImageKHR) {
-                    if (cnx->egl.eglDestroyImageKHR(
-                            dp->disp[i].dpy, image->images[i])) {
-                        success = true;
-                    }
-                }
-            }
-        }
-    }
-    if (!success)
-        return EGL_FALSE;
-
-    _i.terminate();
-
-    return EGL_TRUE;
-}
-
-// ----------------------------------------------------------------------------
-// EGL_EGLEXT_VERSION 5
-// ----------------------------------------------------------------------------
-
-
-EGLSyncKHR eglCreateSyncKHR(EGLDisplay dpy, EGLenum type, const EGLint *attrib_list)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_NO_SYNC_KHR;
-
-    EGLContext ctx = eglGetCurrentContext();
-    ContextRef _c(ctx);
-    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_NO_SYNC_KHR);
-    if (!validate_display_context(dpy, ctx))
-        return EGL_NO_SYNC_KHR;
-    egl_context_t * const c = get_context(ctx);
-    EGLSyncKHR result = EGL_NO_SYNC_KHR;
-    if (c->cnx->egl.eglCreateSyncKHR) {
-        EGLSyncKHR sync = c->cnx->egl.eglCreateSyncKHR(
-                dp->disp[c->impl].dpy, type, attrib_list);
-        if (sync == EGL_NO_SYNC_KHR)
-            return sync;
-        result = (egl_sync_t*)new egl_sync_t(dpy, ctx, sync);
-    }
-    return (EGLSyncKHR)result;
-}
-
-EGLBoolean eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SyncRef _s(sync);
-    if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
-    egl_sync_t* syncObject = get_sync(sync);
-
-    EGLContext ctx = syncObject->context;
-    ContextRef _c(ctx);
-    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-    if (!validate_display_context(dpy, ctx))
-        return EGL_FALSE;
-
-    EGLBoolean result = EGL_FALSE;
-    egl_context_t * const c = get_context(ctx);
-    if (c->cnx->egl.eglDestroySyncKHR) {
-        result = c->cnx->egl.eglDestroySyncKHR(
-                dp->disp[c->impl].dpy, syncObject->sync);
-        if (result)
-            _s.terminate();
-    }
-    return result;
-}
-
-EGLint eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SyncRef _s(sync);
-    if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
-    egl_sync_t* syncObject = get_sync(sync);
-
-    EGLContext ctx = syncObject->context;
-    ContextRef _c(ctx);
-    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-    if (!validate_display_context(dpy, ctx))
-        return EGL_FALSE;
-
-    egl_context_t * const c = get_context(ctx);
-
-    if (c->cnx->egl.eglClientWaitSyncKHR) {
-        return c->cnx->egl.eglClientWaitSyncKHR(
-                dp->disp[c->impl].dpy, syncObject->sync, flags, timeout);
-    }
-
-    return EGL_FALSE;
-}
-
-EGLBoolean eglGetSyncAttribKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint attribute, EGLint *value)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SyncRef _s(sync);
-    if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
-    egl_sync_t* syncObject = get_sync(sync);
-
-    EGLContext ctx = syncObject->context;
-    ContextRef _c(ctx);
-    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
-    if (!validate_display_context(dpy, ctx))
-        return EGL_FALSE;
-
-    egl_context_t * const c = get_context(ctx);
-
-    if (c->cnx->egl.eglGetSyncAttribKHR) {
-        return c->cnx->egl.eglGetSyncAttribKHR(
-                dp->disp[c->impl].dpy, syncObject->sync, attribute, value);
-    }
-
-    return EGL_FALSE;
-}
-
-// ----------------------------------------------------------------------------
-// ANDROID extensions
-// ----------------------------------------------------------------------------
-
-EGLBoolean eglSetSwapRectangleANDROID(EGLDisplay dpy, EGLSurface draw,
-        EGLint left, EGLint top, EGLint width, EGLint height)
-{
-    clearError();
-
-    egl_display_t const * const dp = validate_display(dpy);
-    if (!dp) return EGL_FALSE;
-
-    SurfaceRef _s(draw);
-    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
-
-    if (!validate_display_surface(dpy, draw))
-        return EGL_FALSE;    
-    egl_surface_t const * const s = get_surface(draw);
-    if (s->cnx->egl.eglSetSwapRectangleANDROID) {
-        return s->cnx->egl.eglSetSwapRectangleANDROID(
-                dp->disp[s->impl].dpy, s->surface, left, top, width, height);
-    }
-    return setError(EGL_BAD_DISPLAY, NULL);
-}
diff --git a/opengl/libs/EGL/eglApi.cpp b/opengl/libs/EGL/eglApi.cpp
new file mode 100644
index 0000000..210c24d
--- /dev/null
+++ b/opengl/libs/EGL/eglApi.cpp
@@ -0,0 +1,1464 @@
+/* 
+ ** Copyright 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.
+ */
+
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <hardware/gralloc.h>
+#include <system/window.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
+#include <cutils/log.h>
+#include <cutils/atomic.h>
+#include <cutils/properties.h>
+#include <cutils/memory.h>
+
+#include <utils/KeyedVector.h>
+#include <utils/SortedVector.h>
+#include <utils/String8.h>
+
+#include "egl_impl.h"
+#include "egl_tls.h"
+#include "glesv2dbg.h"
+#include "hooks.h"
+
+#include "egl_display.h"
+#include "egl_impl.h"
+#include "egl_object.h"
+#include "egl_tls.h"
+
+using namespace android;
+
+// ----------------------------------------------------------------------------
+
+static char const * const sVendorString     = "Android";
+static char const * const sVersionString    = "1.4 Android META-EGL";
+static char const * const sClientApiString  = "OpenGL ES";
+static char const * const sExtensionString  =
+        "EGL_KHR_image "
+        "EGL_KHR_image_base "
+        "EGL_KHR_image_pixmap "
+        "EGL_KHR_gl_texture_2D_image "
+        "EGL_KHR_gl_texture_cubemap_image "
+        "EGL_KHR_gl_renderbuffer_image "
+        "EGL_KHR_fence_sync "
+        "EGL_ANDROID_image_native_buffer "
+        "EGL_ANDROID_swap_rectangle "
+        ;
+
+struct extention_map_t {
+    const char* name;
+    __eglMustCastToProperFunctionPointerType address;
+};
+
+static const extention_map_t sExtentionMap[] = {
+    { "eglLockSurfaceKHR",
+            (__eglMustCastToProperFunctionPointerType)&eglLockSurfaceKHR },
+    { "eglUnlockSurfaceKHR",
+            (__eglMustCastToProperFunctionPointerType)&eglUnlockSurfaceKHR },
+    { "eglCreateImageKHR",
+            (__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR },
+    { "eglDestroyImageKHR",
+            (__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR },
+    { "eglSetSwapRectangleANDROID",
+            (__eglMustCastToProperFunctionPointerType)&eglSetSwapRectangleANDROID },
+};
+
+// accesses protected by sExtensionMapMutex
+static DefaultKeyedVector<String8, __eglMustCastToProperFunctionPointerType> sGLExtentionMap;
+static int sGLExtentionSlot = 0;
+static pthread_mutex_t sExtensionMapMutex = PTHREAD_MUTEX_INITIALIZER;
+
+static void(*findProcAddress(const char* name,
+        const extention_map_t* map, size_t n))() {
+    for (uint32_t i=0 ; i<n ; i++) {
+        if (!strcmp(name, map[i].name)) {
+            return map[i].address;
+        }
+    }
+    return NULL;
+}
+
+// ----------------------------------------------------------------------------
+
+template<typename T>
+static __attribute__((noinline))
+int binarySearch(T const sortedArray[], int first, int last, T key) {
+    while (first <= last) {
+        int mid = (first + last) / 2;
+        if (sortedArray[mid] < key) {
+            first = mid + 1;
+        } else if (key < sortedArray[mid]) {
+            last = mid - 1;
+        } else {
+            return mid;
+        }
+    }
+    return -1;
+}
+
+// ----------------------------------------------------------------------------
+
+namespace android {
+extern void setGLHooksThreadSpecific(gl_hooks_t const *value);
+extern EGLBoolean egl_init_drivers();
+extern const __eglMustCastToProperFunctionPointerType gExtensionForwarders[MAX_NUMBER_OF_GL_EXTENSIONS];
+extern int gEGLDebugLevel;
+extern gl_hooks_t gHooksTrace;
+extern gl_hooks_t gHooksDebug;
+} // namespace android;
+
+// ----------------------------------------------------------------------------
+
+static inline void clearError() { egl_tls_t::clearError(); }
+static inline EGLContext getContext() { return egl_tls_t::getContext(); }
+
+// ----------------------------------------------------------------------------
+
+EGLDisplay eglGetDisplay(EGLNativeDisplayType display)
+{
+    clearError();
+
+    uint32_t index = uint32_t(display);
+    if (index >= NUM_DISPLAYS) {
+        return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY);
+    }
+
+    if (egl_init_drivers() == EGL_FALSE) {
+        return setError(EGL_BAD_PARAMETER, EGL_NO_DISPLAY);
+    }
+
+    EGLDisplay dpy = egl_display_t::getFromNativeDisplay(display);
+    return dpy;
+}
+
+// ----------------------------------------------------------------------------
+// Initialization
+// ----------------------------------------------------------------------------
+
+EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor)
+{
+    clearError();
+
+    egl_display_t * const dp = get_display(dpy);
+    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
+
+    EGLBoolean res = dp->initialize(major, minor);
+
+    return res;
+}
+
+EGLBoolean eglTerminate(EGLDisplay dpy)
+{
+    // NOTE: don't unload the drivers b/c some APIs can be called
+    // after eglTerminate() has been called. eglTerminate() only
+    // terminates an EGLDisplay, not a EGL itself.
+
+    clearError();
+
+    egl_display_t* const dp = get_display(dpy);
+    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
+
+    EGLBoolean res = dp->terminate();
+    
+    return res;
+}
+
+// ----------------------------------------------------------------------------
+// configuration
+// ----------------------------------------------------------------------------
+
+EGLBoolean eglGetConfigs(   EGLDisplay dpy,
+                            EGLConfig *configs,
+                            EGLint config_size, EGLint *num_config)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    GLint numConfigs = dp->numTotalConfigs;
+    if (!configs) {
+        *num_config = numConfigs;
+        return EGL_TRUE;
+    }
+
+    GLint n = 0;
+    for (intptr_t i=0 ; i<dp->numTotalConfigs && config_size ; i++) {
+        *configs++ = EGLConfig(i);
+        config_size--;
+        n++;
+    }
+    
+    *num_config = n;
+    return EGL_TRUE;
+}
+
+EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
+                            EGLConfig *configs, EGLint config_size,
+                            EGLint *num_config)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    if (num_config==0) {
+        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
+    }
+
+    EGLint n;
+    EGLBoolean res = EGL_FALSE;
+    *num_config = 0;
+
+    
+    // It is unfortunate, but we need to remap the EGL_CONFIG_IDs, 
+    // to do this, we have to go through the attrib_list array once
+    // to figure out both its size and if it contains an EGL_CONFIG_ID
+    // key. If so, the full array is copied and patched.
+    // NOTE: we assume that there can be only one occurrence
+    // of EGL_CONFIG_ID.
+    
+    EGLint patch_index = -1;
+    GLint attr;
+    size_t size = 0;
+    if (attrib_list) {
+        while ((attr=attrib_list[size]) != EGL_NONE) {
+            if (attr == EGL_CONFIG_ID)
+                patch_index = size;
+            size += 2;
+        }
+    }
+    if (patch_index >= 0) {
+        size += 2; // we need copy the sentinel as well
+        EGLint* new_list = (EGLint*)malloc(size*sizeof(EGLint));
+        if (new_list == 0)
+            return setError(EGL_BAD_ALLOC, EGL_FALSE);
+        memcpy(new_list, attrib_list, size*sizeof(EGLint));
+
+        // patch the requested EGL_CONFIG_ID
+        bool found = false;
+        EGLConfig ourConfig(0);
+        EGLint& configId(new_list[patch_index+1]);
+        for (intptr_t i=0 ; i<dp->numTotalConfigs ; i++) {
+            if (dp->configs[i].configId == configId) {
+                ourConfig = EGLConfig(i);
+                configId = dp->configs[i].implConfigId;
+                found = true;
+                break;
+            }
+        }
+
+        egl_connection_t* const cnx = &gEGLImpl[dp->configs[intptr_t(ourConfig)].impl];
+        if (found && cnx->dso) {
+            // and switch to the new list
+            attrib_list = const_cast<const EGLint *>(new_list);
+
+            // At this point, the only configuration that can match is
+            // dp->configs[i][index], however, we don't know if it would be
+            // rejected because of the other attributes, so we do have to call
+            // cnx->egl.eglChooseConfig() -- but we don't have to loop
+            // through all the EGLimpl[].
+            // We also know we can only get a single config back, and we know
+            // which one.
+
+            res = cnx->egl.eglChooseConfig(
+                    dp->disp[ dp->configs[intptr_t(ourConfig)].impl ].dpy,
+                    attrib_list, configs, config_size, &n);
+            if (res && n>0) {
+                // n has to be 0 or 1, by construction, and we already know
+                // which config it will return (since there can be only one).
+                if (configs) {
+                    configs[0] = ourConfig;
+                }
+                *num_config = 1;
+            }
+        }
+
+        free(const_cast<EGLint *>(attrib_list));
+        return res;
+    }
+
+
+    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso) {
+            if (cnx->egl.eglChooseConfig(
+                    dp->disp[i].dpy, attrib_list, configs, config_size, &n)) {
+                if (configs) {
+                    // now we need to convert these client EGLConfig to our
+                    // internal EGLConfig format.
+                    // This is done in O(n Log(n)) time.
+                    for (int j=0 ; j<n ; j++) {
+                        egl_config_t key(i, configs[j]);
+                        intptr_t index = binarySearch<egl_config_t>(
+                                dp->configs, 0, dp->numTotalConfigs, key);
+                        if (index >= 0) {
+                            configs[j] = EGLConfig(index);
+                        } else {
+                            return setError(EGL_BAD_CONFIG, EGL_FALSE);
+                        }
+                    }
+                    configs += n;
+                    config_size -= n;
+                }
+                *num_config += n;
+                res = EGL_TRUE;
+            }
+        }
+    }
+    return res;
+}
+
+EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
+        EGLint attribute, EGLint *value)
+{
+    clearError();
+
+    egl_display_t const* dp = 0;
+    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
+    if (!cnx) return EGL_FALSE;
+    
+    if (attribute == EGL_CONFIG_ID) {
+        *value = dp->configs[intptr_t(config)].configId;
+        return EGL_TRUE;
+    }
+    return cnx->egl.eglGetConfigAttrib(
+            dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
+            dp->configs[intptr_t(config)].config, attribute, value);
+}
+
+// ----------------------------------------------------------------------------
+// surfaces
+// ----------------------------------------------------------------------------
+
+EGLSurface eglCreateWindowSurface(  EGLDisplay dpy, EGLConfig config,
+                                    NativeWindowType window,
+                                    const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const* dp = 0;
+    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
+    if (cnx) {
+        EGLDisplay iDpy = dp->disp[ dp->configs[intptr_t(config)].impl ].dpy;
+        EGLConfig iConfig = dp->configs[intptr_t(config)].config;
+        EGLint format;
+
+        // set the native window's buffers format to match this config
+        if (cnx->egl.eglGetConfigAttrib(iDpy,
+                iConfig, EGL_NATIVE_VISUAL_ID, &format)) {
+            if (format != 0) {
+                native_window_set_buffers_geometry(window, 0, 0, format);
+            }
+        }
+
+        EGLSurface surface = cnx->egl.eglCreateWindowSurface(
+                iDpy, iConfig, window, attrib_list);
+        if (surface != EGL_NO_SURFACE) {
+            egl_surface_t* s = new egl_surface_t(dpy, config, window, surface,
+                    dp->configs[intptr_t(config)].impl, cnx);
+            return s;
+        }
+    }
+    return EGL_NO_SURFACE;
+}
+
+EGLSurface eglCreatePixmapSurface(  EGLDisplay dpy, EGLConfig config,
+                                    NativePixmapType pixmap,
+                                    const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const* dp = 0;
+    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
+    if (cnx) {
+        EGLSurface surface = cnx->egl.eglCreatePixmapSurface(
+                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
+                dp->configs[intptr_t(config)].config, pixmap, attrib_list);
+        if (surface != EGL_NO_SURFACE) {
+            egl_surface_t* s = new egl_surface_t(dpy, config, NULL, surface,
+                    dp->configs[intptr_t(config)].impl, cnx);
+            return s;
+        }
+    }
+    return EGL_NO_SURFACE;
+}
+
+EGLSurface eglCreatePbufferSurface( EGLDisplay dpy, EGLConfig config,
+                                    const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const* dp = 0;
+    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
+    if (cnx) {
+        EGLSurface surface = cnx->egl.eglCreatePbufferSurface(
+                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
+                dp->configs[intptr_t(config)].config, attrib_list);
+        if (surface != EGL_NO_SURFACE) {
+            egl_surface_t* s = new egl_surface_t(dpy, config, NULL, surface,
+                    dp->configs[intptr_t(config)].impl, cnx);
+            return s;
+        }
+    }
+    return EGL_NO_SURFACE;
+}
+                                    
+EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;    
+
+    egl_surface_t * const s = get_surface(surface);
+    EGLBoolean result = s->cnx->egl.eglDestroySurface(
+            dp->disp[s->impl].dpy, s->surface);
+    if (result == EGL_TRUE) {
+        if (s->win != NULL) {
+            native_window_set_buffers_geometry(s->win.get(), 0, 0, 0);
+        }
+        _s.terminate();
+    }
+    return result;
+}
+
+EGLBoolean eglQuerySurface( EGLDisplay dpy, EGLSurface surface,
+                            EGLint attribute, EGLint *value)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;    
+    egl_surface_t const * const s = get_surface(surface);
+
+    EGLBoolean result(EGL_TRUE);
+    if (attribute == EGL_CONFIG_ID) {
+        // We need to remap EGL_CONFIG_IDs
+        *value = dp->configs[intptr_t(s->config)].configId;
+    } else {
+        result = s->cnx->egl.eglQuerySurface(
+                dp->disp[s->impl].dpy, s->surface, attribute, value);
+    }
+
+    return result;
+}
+
+// ----------------------------------------------------------------------------
+// Contexts
+// ----------------------------------------------------------------------------
+
+EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,
+                            EGLContext share_list, const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const* dp = 0;
+    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
+    if (cnx) {
+        if (share_list != EGL_NO_CONTEXT) {
+            egl_context_t* const c = get_context(share_list);
+            share_list = c->context;
+        }
+        EGLContext context = cnx->egl.eglCreateContext(
+                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
+                dp->configs[intptr_t(config)].config,
+                share_list, attrib_list);
+        if (context != EGL_NO_CONTEXT) {
+            // figure out if it's a GLESv1 or GLESv2
+            int version = 0;
+            if (attrib_list) {
+                while (*attrib_list != EGL_NONE) {
+                    GLint attr = *attrib_list++;
+                    GLint value = *attrib_list++;
+                    if (attr == EGL_CONTEXT_CLIENT_VERSION) {
+                        if (value == 1) {
+                            version = GLESv1_INDEX;
+                        } else if (value == 2) {
+                            version = GLESv2_INDEX;
+                        }
+                    }
+                };
+            }
+            egl_context_t* c = new egl_context_t(dpy, context, config,
+                    dp->configs[intptr_t(config)].impl, cnx, version);
+            return c;
+        }
+    }
+    return EGL_NO_CONTEXT;
+}
+
+EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    ContextRef _c(ctx);
+    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+    
+    if (!validate_display_context(dpy, ctx))
+        return EGL_FALSE;
+    egl_context_t * const c = get_context(ctx);
+    EGLBoolean result = c->cnx->egl.eglDestroyContext(
+            dp->disp[c->impl].dpy, c->context);
+    if (result == EGL_TRUE) {
+        _c.terminate();
+    }
+    return result;
+}
+
+static void loseCurrent(egl_context_t * cur_c)
+{
+    if (cur_c) {
+        egl_surface_t * cur_r = get_surface(cur_c->read);
+        egl_surface_t * cur_d = get_surface(cur_c->draw);
+
+        // by construction, these are either 0 or valid (possibly terminated)
+        // it should be impossible for these to be invalid
+        ContextRef _cur_c(cur_c);
+        SurfaceRef _cur_r(cur_r);
+        SurfaceRef _cur_d(cur_d);
+
+        cur_c->read = NULL;
+        cur_c->draw = NULL;
+
+        _cur_c.release();
+        _cur_r.release();
+        _cur_d.release();
+    }
+}
+
+EGLBoolean eglMakeCurrent(  EGLDisplay dpy, EGLSurface draw,
+                            EGLSurface read, EGLContext ctx)
+{
+    clearError();
+
+    egl_display_t const * const dp = get_display(dpy);
+    if (!dp) return setError(EGL_BAD_DISPLAY, EGL_FALSE);
+
+    /* If ctx is not EGL_NO_CONTEXT, read is not EGL_NO_SURFACE, or draw is not
+       EGL_NO_SURFACE, then an EGL_NOT_INITIALIZED error is generated if dpy is
+       a valid but uninitialized display. */
+    if ( (ctx != EGL_NO_CONTEXT) || (read != EGL_NO_SURFACE) ||
+         (draw != EGL_NO_SURFACE) ) {
+        if (!dp->isReady()) return setError(EGL_NOT_INITIALIZED, EGL_FALSE);
+    }
+
+    // get a reference to the object passed in
+    ContextRef _c(ctx);
+    SurfaceRef _d(draw);
+    SurfaceRef _r(read);
+
+    // validate the context (if not EGL_NO_CONTEXT)
+    if ((ctx != EGL_NO_CONTEXT) && (!validate_display_context(dpy, ctx))) {
+        // EGL_NO_CONTEXT is valid
+        return EGL_FALSE;
+    }
+
+    // these are the underlying implementation's object
+    EGLContext impl_ctx  = EGL_NO_CONTEXT;
+    EGLSurface impl_draw = EGL_NO_SURFACE;
+    EGLSurface impl_read = EGL_NO_SURFACE;
+
+    // these are our objects structs passed in
+    egl_context_t       * c = NULL;
+    egl_surface_t const * d = NULL;
+    egl_surface_t const * r = NULL;
+
+    // these are the current objects structs
+    egl_context_t * cur_c = get_context(getContext());
+    
+    if (ctx != EGL_NO_CONTEXT) {
+        c = get_context(ctx);
+        impl_ctx = c->context;
+    } else {
+        // no context given, use the implementation of the current context
+        if (cur_c == NULL) {
+            // no current context
+            if (draw != EGL_NO_SURFACE || read != EGL_NO_SURFACE) {
+                // calling eglMakeCurrent( ..., !=0, !=0, EGL_NO_CONTEXT);
+                return setError(EGL_BAD_MATCH, EGL_FALSE);
+            }
+            // not an error, there is just no current context.
+            return EGL_TRUE;
+        }
+    }
+
+    // retrieve the underlying implementation's draw EGLSurface
+    if (draw != EGL_NO_SURFACE) {
+        d = get_surface(draw);
+        // make sure the EGLContext and EGLSurface passed in are for
+        // the same driver
+        if (c && d->impl != c->impl)
+            return setError(EGL_BAD_MATCH, EGL_FALSE);
+        impl_draw = d->surface;
+    }
+
+    // retrieve the underlying implementation's read EGLSurface
+    if (read != EGL_NO_SURFACE) {
+        r = get_surface(read);
+        // make sure the EGLContext and EGLSurface passed in are for
+        // the same driver
+        if (c && r->impl != c->impl)
+            return setError(EGL_BAD_MATCH, EGL_FALSE);
+        impl_read = r->surface;
+    }
+
+    EGLBoolean result;
+
+    if (c) {
+        result = c->cnx->egl.eglMakeCurrent(
+                dp->disp[c->impl].dpy, impl_draw, impl_read, impl_ctx);
+    } else {
+        result = cur_c->cnx->egl.eglMakeCurrent(
+                dp->disp[cur_c->impl].dpy, impl_draw, impl_read, impl_ctx);
+    }
+
+    if (result == EGL_TRUE) {
+
+        loseCurrent(cur_c);
+
+        if (ctx != EGL_NO_CONTEXT) {
+            setGLHooksThreadSpecific(c->cnx->hooks[c->version]);
+            egl_tls_t::setContext(ctx);
+            if (gEGLDebugLevel > 0) {
+                CreateDbgContext(c->version, c->cnx->hooks[c->version]);
+            }
+            _c.acquire();
+            _r.acquire();
+            _d.acquire();
+            c->read = read;
+            c->draw = draw;
+        } else {
+            setGLHooksThreadSpecific(&gHooksNoContext);
+            egl_tls_t::setContext(EGL_NO_CONTEXT);
+        }
+    }
+    return result;
+}
+
+
+EGLBoolean eglQueryContext( EGLDisplay dpy, EGLContext ctx,
+                            EGLint attribute, EGLint *value)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    ContextRef _c(ctx);
+    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+
+    if (!validate_display_context(dpy, ctx))
+        return EGL_FALSE;    
+    
+    egl_context_t * const c = get_context(ctx);
+
+    EGLBoolean result(EGL_TRUE);
+    if (attribute == EGL_CONFIG_ID) {
+        *value = dp->configs[intptr_t(c->config)].configId;
+    } else {
+        // We need to remap EGL_CONFIG_IDs
+        result = c->cnx->egl.eglQueryContext(
+                dp->disp[c->impl].dpy, c->context, attribute, value);
+    }
+
+    return result;
+}
+
+EGLContext eglGetCurrentContext(void)
+{
+    // could be called before eglInitialize(), but we wouldn't have a context
+    // then, and this function would correctly return EGL_NO_CONTEXT.
+
+    clearError();
+
+    EGLContext ctx = getContext();
+    return ctx;
+}
+
+EGLSurface eglGetCurrentSurface(EGLint readdraw)
+{
+    // could be called before eglInitialize(), but we wouldn't have a context
+    // then, and this function would correctly return EGL_NO_SURFACE.
+
+    clearError();
+
+    EGLContext ctx = getContext();
+    if (ctx) {
+        egl_context_t const * const c = get_context(ctx);
+        if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE);
+        switch (readdraw) {
+            case EGL_READ: return c->read;
+            case EGL_DRAW: return c->draw;            
+            default: return setError(EGL_BAD_PARAMETER, EGL_NO_SURFACE);
+        }
+    }
+    return EGL_NO_SURFACE;
+}
+
+EGLDisplay eglGetCurrentDisplay(void)
+{
+    // could be called before eglInitialize(), but we wouldn't have a context
+    // then, and this function would correctly return EGL_NO_DISPLAY.
+
+    clearError();
+
+    EGLContext ctx = getContext();
+    if (ctx) {
+        egl_context_t const * const c = get_context(ctx);
+        if (!c) return setError(EGL_BAD_CONTEXT, EGL_NO_SURFACE);
+        return c->dpy;
+    }
+    return EGL_NO_DISPLAY;
+}
+
+EGLBoolean eglWaitGL(void)
+{
+    // could be called before eglInitialize(), but we wouldn't have a context
+    // then, and this function would return GL_TRUE, which isn't wrong.
+
+    clearError();
+
+    EGLBoolean res = EGL_TRUE;
+    EGLContext ctx = getContext();
+    if (ctx) {
+        egl_context_t const * const c = get_context(ctx);
+        if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        if (uint32_t(c->impl)>=2)
+            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        egl_connection_t* const cnx = &gEGLImpl[c->impl];
+        if (!cnx->dso) 
+            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        res = cnx->egl.eglWaitGL();
+    }
+    return res;
+}
+
+EGLBoolean eglWaitNative(EGLint engine)
+{
+    // could be called before eglInitialize(), but we wouldn't have a context
+    // then, and this function would return GL_TRUE, which isn't wrong.
+
+    clearError();
+
+    EGLBoolean res = EGL_TRUE;
+    EGLContext ctx = getContext();
+    if (ctx) {
+        egl_context_t const * const c = get_context(ctx);
+        if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        if (uint32_t(c->impl)>=2)
+            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        egl_connection_t* const cnx = &gEGLImpl[c->impl];
+        if (!cnx->dso) 
+            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        res = cnx->egl.eglWaitNative(engine);
+    }
+    return res;
+}
+
+EGLint eglGetError(void)
+{
+    EGLint result = EGL_SUCCESS;
+    EGLint err;
+    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+        err = EGL_SUCCESS;
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso)
+            err = cnx->egl.eglGetError();
+        if (err!=EGL_SUCCESS && result==EGL_SUCCESS)
+            result = err;
+    }
+    err = egl_tls_t::getError();
+    if (result == EGL_SUCCESS)
+        result = err;
+    return result;
+}
+
+// Note: Similar implementations of these functions also exist in
+// gl2.cpp and gl.cpp, and are used by applications that call the
+// exported entry points directly.
+typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETTEXTURE2DOESPROC) (GLenum target, GLeglImageOES image);
+typedef void (GL_APIENTRYP PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC) (GLenum target, GLeglImageOES image);
+
+static PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES_impl = NULL;
+static PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC glEGLImageTargetRenderbufferStorageOES_impl = NULL;
+
+static void glEGLImageTargetTexture2DOES_wrapper(GLenum target, GLeglImageOES image)
+{
+    GLeglImageOES implImage =
+        (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image);
+    glEGLImageTargetTexture2DOES_impl(target, implImage);
+}
+
+static void glEGLImageTargetRenderbufferStorageOES_wrapper(GLenum target, GLeglImageOES image)
+{
+    GLeglImageOES implImage =
+        (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image);
+    glEGLImageTargetRenderbufferStorageOES_impl(target, implImage);
+}
+
+__eglMustCastToProperFunctionPointerType eglGetProcAddress(const char *procname)
+{
+    // eglGetProcAddress() could be the very first function called
+    // in which case we must make sure we've initialized ourselves, this
+    // happens the first time egl_get_display() is called.
+
+    clearError();
+
+    if (egl_init_drivers() == EGL_FALSE) {
+        setError(EGL_BAD_PARAMETER, NULL);
+        return  NULL;
+    }
+
+    __eglMustCastToProperFunctionPointerType addr;
+    addr = findProcAddress(procname, sExtentionMap, NELEM(sExtentionMap));
+    if (addr) return addr;
+
+    // this protects accesses to sGLExtentionMap and sGLExtentionSlot
+    pthread_mutex_lock(&sExtensionMapMutex);
+
+        /*
+         * Since eglGetProcAddress() is not associated to anything, it needs
+         * to return a function pointer that "works" regardless of what
+         * the current context is.
+         *
+         * For this reason, we return a "forwarder", a small stub that takes
+         * care of calling the function associated with the context
+         * currently bound.
+         *
+         * We first look for extensions we've already resolved, if we're seeing
+         * this extension for the first time, we go through all our
+         * implementations and call eglGetProcAddress() and record the
+         * result in the appropriate implementation hooks and return the
+         * address of the forwarder corresponding to that hook set.
+         *
+         */
+
+        const String8 name(procname);
+        addr = sGLExtentionMap.valueFor(name);
+        const int slot = sGLExtentionSlot;
+
+        LOGE_IF(slot >= MAX_NUMBER_OF_GL_EXTENSIONS,
+                "no more slots for eglGetProcAddress(\"%s\")",
+                procname);
+
+        if (!addr && (slot < MAX_NUMBER_OF_GL_EXTENSIONS)) {
+            bool found = false;
+            for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+                egl_connection_t* const cnx = &gEGLImpl[i];
+                if (cnx->dso && cnx->egl.eglGetProcAddress) {
+                    found = true;
+                    // Extensions are independent of the bound context
+                    cnx->hooks[GLESv1_INDEX]->ext.extensions[slot] =
+                    cnx->hooks[GLESv2_INDEX]->ext.extensions[slot] =
+#if EGL_TRACE
+                    gHooksDebug.ext.extensions[slot] = gHooksTrace.ext.extensions[slot] =
+#endif
+                            cnx->egl.eglGetProcAddress(procname);
+                }
+            }
+            if (found) {
+                addr = gExtensionForwarders[slot];
+
+                if (!strcmp(procname, "glEGLImageTargetTexture2DOES")) {
+                    glEGLImageTargetTexture2DOES_impl = (PFNGLEGLIMAGETARGETTEXTURE2DOESPROC)addr;
+                    addr = (__eglMustCastToProperFunctionPointerType)glEGLImageTargetTexture2DOES_wrapper;
+                }
+                if (!strcmp(procname, "glEGLImageTargetRenderbufferStorageOES")) {
+                    glEGLImageTargetRenderbufferStorageOES_impl = (PFNGLEGLIMAGETARGETRENDERBUFFERSTORAGEOESPROC)addr;
+                    addr = (__eglMustCastToProperFunctionPointerType)glEGLImageTargetRenderbufferStorageOES_wrapper;
+                }
+
+                sGLExtentionMap.add(name, addr);
+                sGLExtentionSlot++;
+            }
+        }
+
+    pthread_mutex_unlock(&sExtensionMapMutex);
+    return addr;
+}
+
+EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw)
+{
+    EGLBoolean Debug_eglSwapBuffers(EGLDisplay dpy, EGLSurface draw);
+    if (gEGLDebugLevel > 0)
+        Debug_eglSwapBuffers(dpy, draw);
+
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(draw);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, draw))
+        return EGL_FALSE;    
+    egl_surface_t const * const s = get_surface(draw);
+    return s->cnx->egl.eglSwapBuffers(dp->disp[s->impl].dpy, s->surface);
+}
+
+EGLBoolean eglCopyBuffers(  EGLDisplay dpy, EGLSurface surface,
+                            NativePixmapType target)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;    
+    egl_surface_t const * const s = get_surface(surface);
+    return s->cnx->egl.eglCopyBuffers(
+            dp->disp[s->impl].dpy, s->surface, target);
+}
+
+const char* eglQueryString(EGLDisplay dpy, EGLint name)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return (const char *) NULL;
+
+    switch (name) {
+        case EGL_VENDOR:
+            return sVendorString;
+        case EGL_VERSION:
+            return sVersionString;
+        case EGL_EXTENSIONS:
+            return sExtensionString;
+        case EGL_CLIENT_APIS:
+            return sClientApiString;
+    }
+    return setError(EGL_BAD_PARAMETER, (const char *)0);
+}
+
+
+// ----------------------------------------------------------------------------
+// EGL 1.1
+// ----------------------------------------------------------------------------
+
+EGLBoolean eglSurfaceAttrib(
+        EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;    
+    egl_surface_t const * const s = get_surface(surface);
+    if (s->cnx->egl.eglSurfaceAttrib) {
+        return s->cnx->egl.eglSurfaceAttrib(
+                dp->disp[s->impl].dpy, s->surface, attribute, value);
+    }
+    return setError(EGL_BAD_SURFACE, EGL_FALSE);
+}
+
+EGLBoolean eglBindTexImage(
+        EGLDisplay dpy, EGLSurface surface, EGLint buffer)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;    
+    egl_surface_t const * const s = get_surface(surface);
+    if (s->cnx->egl.eglBindTexImage) {
+        return s->cnx->egl.eglBindTexImage(
+                dp->disp[s->impl].dpy, s->surface, buffer);
+    }
+    return setError(EGL_BAD_SURFACE, EGL_FALSE);
+}
+
+EGLBoolean eglReleaseTexImage(
+        EGLDisplay dpy, EGLSurface surface, EGLint buffer)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;    
+    egl_surface_t const * const s = get_surface(surface);
+    if (s->cnx->egl.eglReleaseTexImage) {
+        return s->cnx->egl.eglReleaseTexImage(
+                dp->disp[s->impl].dpy, s->surface, buffer);
+    }
+    return setError(EGL_BAD_SURFACE, EGL_FALSE);
+}
+
+EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    EGLBoolean res = EGL_TRUE;
+    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso) {
+            if (cnx->egl.eglSwapInterval) {
+                if (cnx->egl.eglSwapInterval(
+                        dp->disp[i].dpy, interval) == EGL_FALSE) {
+                    res = EGL_FALSE;
+                }
+            }
+        }
+    }
+    return res;
+}
+
+
+// ----------------------------------------------------------------------------
+// EGL 1.2
+// ----------------------------------------------------------------------------
+
+EGLBoolean eglWaitClient(void)
+{
+    clearError();
+
+    // could be called before eglInitialize(), but we wouldn't have a context
+    // then, and this function would return GL_TRUE, which isn't wrong.
+    EGLBoolean res = EGL_TRUE;
+    EGLContext ctx = getContext();
+    if (ctx) {
+        egl_context_t const * const c = get_context(ctx);
+        if (!c) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        if (uint32_t(c->impl)>=2)
+            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        egl_connection_t* const cnx = &gEGLImpl[c->impl];
+        if (!cnx->dso) 
+            return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+        if (cnx->egl.eglWaitClient) {
+            res = cnx->egl.eglWaitClient();
+        } else {
+            res = cnx->egl.eglWaitGL();
+        }
+    }
+    return res;
+}
+
+EGLBoolean eglBindAPI(EGLenum api)
+{
+    clearError();
+
+    if (egl_init_drivers() == EGL_FALSE) {
+        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
+    }
+
+    // bind this API on all EGLs
+    EGLBoolean res = EGL_TRUE;
+    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso) {
+            if (cnx->egl.eglBindAPI) {
+                if (cnx->egl.eglBindAPI(api) == EGL_FALSE) {
+                    res = EGL_FALSE;
+                }
+            }
+        }
+    }
+    return res;
+}
+
+EGLenum eglQueryAPI(void)
+{
+    clearError();
+
+    if (egl_init_drivers() == EGL_FALSE) {
+        return setError(EGL_BAD_PARAMETER, EGL_FALSE);
+    }
+
+    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso) {
+            if (cnx->egl.eglQueryAPI) {
+                // the first one we find is okay, because they all
+                // should be the same
+                return cnx->egl.eglQueryAPI();
+            }
+        }
+    }
+    // or, it can only be OpenGL ES
+    return EGL_OPENGL_ES_API;
+}
+
+EGLBoolean eglReleaseThread(void)
+{
+    clearError();
+
+    // If there is context bound to the thread, release it
+    loseCurrent(get_context(getContext()));
+
+    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso) {
+            if (cnx->egl.eglReleaseThread) {
+                cnx->egl.eglReleaseThread();
+            }
+        }
+    }
+    egl_tls_t::clearTLS();
+    dbgReleaseThread();
+    return EGL_TRUE;
+}
+
+EGLSurface eglCreatePbufferFromClientBuffer(
+          EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer,
+          EGLConfig config, const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const* dp = 0;
+    egl_connection_t* cnx = validate_display_config(dpy, config, dp);
+    if (!cnx) return EGL_FALSE;
+    if (cnx->egl.eglCreatePbufferFromClientBuffer) {
+        return cnx->egl.eglCreatePbufferFromClientBuffer(
+                dp->disp[ dp->configs[intptr_t(config)].impl ].dpy,
+                buftype, buffer,
+                dp->configs[intptr_t(config)].config, attrib_list);
+    }
+    return setError(EGL_BAD_CONFIG, EGL_NO_SURFACE);
+}
+
+// ----------------------------------------------------------------------------
+// EGL_EGLEXT_VERSION 3
+// ----------------------------------------------------------------------------
+
+EGLBoolean eglLockSurfaceKHR(EGLDisplay dpy, EGLSurface surface,
+        const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;
+
+    egl_surface_t const * const s = get_surface(surface);
+
+    if (s->cnx->egl.eglLockSurfaceKHR) {
+        return s->cnx->egl.eglLockSurfaceKHR(
+                dp->disp[s->impl].dpy, s->surface, attrib_list);
+    }
+    return setError(EGL_BAD_DISPLAY, EGL_FALSE);
+}
+
+EGLBoolean eglUnlockSurfaceKHR(EGLDisplay dpy, EGLSurface surface)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(surface);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, surface))
+        return EGL_FALSE;
+
+    egl_surface_t const * const s = get_surface(surface);
+
+    if (s->cnx->egl.eglUnlockSurfaceKHR) {
+        return s->cnx->egl.eglUnlockSurfaceKHR(
+                dp->disp[s->impl].dpy, s->surface);
+    }
+    return setError(EGL_BAD_DISPLAY, EGL_FALSE);
+}
+
+EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target,
+        EGLClientBuffer buffer, const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_NO_IMAGE_KHR;
+
+    if (ctx != EGL_NO_CONTEXT) {
+        ContextRef _c(ctx);
+        if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_NO_IMAGE_KHR);
+        if (!validate_display_context(dpy, ctx))
+            return EGL_NO_IMAGE_KHR;
+        egl_context_t * const c = get_context(ctx);
+        // since we have an EGLContext, we know which implementation to use
+        EGLImageKHR image = c->cnx->egl.eglCreateImageKHR(
+                dp->disp[c->impl].dpy, c->context, target, buffer, attrib_list);
+        if (image == EGL_NO_IMAGE_KHR)
+            return image;
+            
+        egl_image_t* result = new egl_image_t(dpy, ctx);
+        result->images[c->impl] = image;
+        return (EGLImageKHR)result;
+    } else {
+        // EGL_NO_CONTEXT is a valid parameter
+
+        /* Since we don't have a way to know which implementation to call,
+         * we're calling all of them. If at least one of the implementation
+         * succeeded, this is a success.
+         */
+
+        EGLint currentError = eglGetError();
+
+        EGLImageKHR implImages[IMPL_NUM_IMPLEMENTATIONS];
+        bool success = false;
+        for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+            egl_connection_t* const cnx = &gEGLImpl[i];
+            implImages[i] = EGL_NO_IMAGE_KHR;
+            if (cnx->dso) {
+                if (cnx->egl.eglCreateImageKHR) {
+                    implImages[i] = cnx->egl.eglCreateImageKHR(
+                            dp->disp[i].dpy, ctx, target, buffer, attrib_list);
+                    if (implImages[i] != EGL_NO_IMAGE_KHR) {
+                        success = true;
+                    }
+                }
+            }
+        }
+
+        if (!success) {
+            // failure, if there was an error when we entered this function,
+            // the error flag must not be updated.
+            // Otherwise, the error is whatever happened in the implementation
+            // that faulted.
+            if (currentError != EGL_SUCCESS) {
+                setError(currentError, EGL_NO_IMAGE_KHR);
+            }
+            return EGL_NO_IMAGE_KHR;
+        } else {
+            // In case of success, we need to clear all error flags
+            // (especially those caused by the implementation that didn't
+            // succeed). TODO: we could avoid this if we knew this was
+            // a "full" success (all implementation succeeded).
+            eglGetError();
+        }
+
+        egl_image_t* result = new egl_image_t(dpy, ctx);
+        memcpy(result->images, implImages, sizeof(implImages));
+        return (EGLImageKHR)result;
+    }
+}
+
+EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    ImageRef _i(img);
+    if (!_i.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
+
+    egl_image_t* image = get_image(img);
+    bool success = false;
+    for (int i=0 ; i<IMPL_NUM_IMPLEMENTATIONS ; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (image->images[i] != EGL_NO_IMAGE_KHR) {
+            if (cnx->dso) {
+                if (cnx->egl.eglDestroyImageKHR) {
+                    if (cnx->egl.eglDestroyImageKHR(
+                            dp->disp[i].dpy, image->images[i])) {
+                        success = true;
+                    }
+                }
+            }
+        }
+    }
+    if (!success)
+        return EGL_FALSE;
+
+    _i.terminate();
+
+    return EGL_TRUE;
+}
+
+// ----------------------------------------------------------------------------
+// EGL_EGLEXT_VERSION 5
+// ----------------------------------------------------------------------------
+
+
+EGLSyncKHR eglCreateSyncKHR(EGLDisplay dpy, EGLenum type, const EGLint *attrib_list)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_NO_SYNC_KHR;
+
+    EGLContext ctx = eglGetCurrentContext();
+    ContextRef _c(ctx);
+    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_NO_SYNC_KHR);
+    if (!validate_display_context(dpy, ctx))
+        return EGL_NO_SYNC_KHR;
+    egl_context_t * const c = get_context(ctx);
+    EGLSyncKHR result = EGL_NO_SYNC_KHR;
+    if (c->cnx->egl.eglCreateSyncKHR) {
+        EGLSyncKHR sync = c->cnx->egl.eglCreateSyncKHR(
+                dp->disp[c->impl].dpy, type, attrib_list);
+        if (sync == EGL_NO_SYNC_KHR)
+            return sync;
+        result = (egl_sync_t*)new egl_sync_t(dpy, ctx, sync);
+    }
+    return (EGLSyncKHR)result;
+}
+
+EGLBoolean eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SyncRef _s(sync);
+    if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
+    egl_sync_t* syncObject = get_sync(sync);
+
+    EGLContext ctx = syncObject->context;
+    ContextRef _c(ctx);
+    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+    if (!validate_display_context(dpy, ctx))
+        return EGL_FALSE;
+
+    EGLBoolean result = EGL_FALSE;
+    egl_context_t * const c = get_context(ctx);
+    if (c->cnx->egl.eglDestroySyncKHR) {
+        result = c->cnx->egl.eglDestroySyncKHR(
+                dp->disp[c->impl].dpy, syncObject->sync);
+        if (result)
+            _s.terminate();
+    }
+    return result;
+}
+
+EGLint eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SyncRef _s(sync);
+    if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
+    egl_sync_t* syncObject = get_sync(sync);
+
+    EGLContext ctx = syncObject->context;
+    ContextRef _c(ctx);
+    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+    if (!validate_display_context(dpy, ctx))
+        return EGL_FALSE;
+
+    egl_context_t * const c = get_context(ctx);
+
+    if (c->cnx->egl.eglClientWaitSyncKHR) {
+        return c->cnx->egl.eglClientWaitSyncKHR(
+                dp->disp[c->impl].dpy, syncObject->sync, flags, timeout);
+    }
+
+    return EGL_FALSE;
+}
+
+EGLBoolean eglGetSyncAttribKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint attribute, EGLint *value)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SyncRef _s(sync);
+    if (!_s.get()) return setError(EGL_BAD_PARAMETER, EGL_FALSE);
+    egl_sync_t* syncObject = get_sync(sync);
+
+    EGLContext ctx = syncObject->context;
+    ContextRef _c(ctx);
+    if (!_c.get()) return setError(EGL_BAD_CONTEXT, EGL_FALSE);
+    if (!validate_display_context(dpy, ctx))
+        return EGL_FALSE;
+
+    egl_context_t * const c = get_context(ctx);
+
+    if (c->cnx->egl.eglGetSyncAttribKHR) {
+        return c->cnx->egl.eglGetSyncAttribKHR(
+                dp->disp[c->impl].dpy, syncObject->sync, attribute, value);
+    }
+
+    return EGL_FALSE;
+}
+
+// ----------------------------------------------------------------------------
+// ANDROID extensions
+// ----------------------------------------------------------------------------
+
+EGLBoolean eglSetSwapRectangleANDROID(EGLDisplay dpy, EGLSurface draw,
+        EGLint left, EGLint top, EGLint width, EGLint height)
+{
+    clearError();
+
+    egl_display_t const * const dp = validate_display(dpy);
+    if (!dp) return EGL_FALSE;
+
+    SurfaceRef _s(draw);
+    if (!_s.get()) return setError(EGL_BAD_SURFACE, EGL_FALSE);
+
+    if (!validate_display_surface(dpy, draw))
+        return EGL_FALSE;    
+    egl_surface_t const * const s = get_surface(draw);
+    if (s->cnx->egl.eglSetSwapRectangleANDROID) {
+        return s->cnx->egl.eglSetSwapRectangleANDROID(
+                dp->disp[s->impl].dpy, s->surface, left, top, width, height);
+    }
+    return setError(EGL_BAD_DISPLAY, NULL);
+}
diff --git a/opengl/libs/EGL/egl_display.cpp b/opengl/libs/EGL/egl_display.cpp
new file mode 100644
index 0000000..272fa44
--- /dev/null
+++ b/opengl/libs/EGL/egl_display.cpp
@@ -0,0 +1,269 @@
+/* 
+ ** Copyright 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.
+ */
+
+#include "egl_display.h"
+#include "egl_object.h"
+#include "egl_tls.h"
+#include "egl_impl.h"
+#include "Loader.h"
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+extern void initEglTraceLevel();
+extern void setGLHooksThreadSpecific(gl_hooks_t const *value);
+
+static int cmp_configs(const void* a, const void *b) {
+    const egl_config_t& c0 = *(egl_config_t const *)a;
+    const egl_config_t& c1 = *(egl_config_t const *)b;
+    return c0<c1 ? -1 : (c1<c0 ? 1 : 0);
+}
+
+// ----------------------------------------------------------------------------
+
+egl_display_t egl_display_t::sDisplay[NUM_DISPLAYS];
+
+egl_display_t::egl_display_t() :
+    magic('_dpy'), numTotalConfigs(0), configs(0), refs(0) {
+}
+
+egl_display_t::~egl_display_t() {
+    magic = 0;
+}
+
+egl_display_t* egl_display_t::get(EGLDisplay dpy) {
+    uintptr_t index = uintptr_t(dpy)-1U;
+    return (index >= NUM_DISPLAYS) ? NULL : &sDisplay[index];
+}
+
+void egl_display_t::addObject(egl_object_t* object) {
+    Mutex::Autolock _l(lock);
+    objects.add(object);
+}
+
+bool egl_display_t::getObject(egl_object_t* object) {
+    Mutex::Autolock _l(lock);
+    if (objects.indexOf(object) >= 0) {
+        object->incRef();
+        return true;
+    }
+    return false;
+}
+
+bool egl_display_t::removeObject(egl_object_t* object) {
+    Mutex::Autolock _l(lock);
+    if (object->decRef() == 1) {
+        objects.remove(object);
+        return true;
+    }
+    return false;
+}
+
+EGLDisplay egl_display_t::getFromNativeDisplay(EGLNativeDisplayType disp) {
+    if (uintptr_t(disp) >= NUM_DISPLAYS)
+        return NULL;
+
+    return sDisplay[uintptr_t(disp)].getDisplay(disp);
+}
+
+EGLDisplay egl_display_t::getDisplay(EGLNativeDisplayType display) {
+
+    Mutex::Autolock _l(lock);
+
+    // get our driver loader
+    Loader& loader(Loader::getInstance());
+
+    for (int i = 0; i < IMPL_NUM_IMPLEMENTATIONS; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso && disp[i].dpy == EGL_NO_DISPLAY) {
+            EGLDisplay dpy = cnx->egl.eglGetDisplay(display);
+            disp[i].dpy = dpy;
+            if (dpy == EGL_NO_DISPLAY) {
+                loader.close(cnx->dso);
+                cnx->dso = NULL;
+            }
+        }
+    }
+
+    return EGLDisplay(uintptr_t(display) + 1U);
+}
+
+EGLBoolean egl_display_t::initialize(EGLint *major, EGLint *minor) {
+
+    Mutex::Autolock _l(lock);
+
+    if (refs > 0) {
+        if (major != NULL)
+            *major = VERSION_MAJOR;
+        if (minor != NULL)
+            *minor = VERSION_MINOR;
+        refs++;
+        return EGL_TRUE;
+    }
+
+#if EGL_TRACE
+
+    // Called both at early_init time and at this time. (Early_init is pre-zygote, so
+    // the information from that call may be stale.)
+    initEglTraceLevel();
+
+#endif
+
+    setGLHooksThreadSpecific(&gHooksNoContext);
+
+    // initialize each EGL and
+    // build our own extension string first, based on the extension we know
+    // and the extension supported by our client implementation
+    for (int i = 0; i < IMPL_NUM_IMPLEMENTATIONS; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        cnx->major = -1;
+        cnx->minor = -1;
+        if (!cnx->dso)
+            continue;
+
+#if defined(ADRENO130)
+#warning "Adreno-130 eglInitialize() workaround"
+        /*
+         * The ADRENO 130 driver returns a different EGLDisplay each time
+         * eglGetDisplay() is called, but also makes the EGLDisplay invalid
+         * after eglTerminate() has been called, so that eglInitialize()
+         * cannot be called again. Therefore, we need to make sure to call
+         * eglGetDisplay() before calling eglInitialize();
+         */
+        if (i == IMPL_HARDWARE) {
+            disp[i].dpy =
+            cnx->egl.eglGetDisplay(EGL_DEFAULT_DISPLAY);
+        }
+#endif
+
+        EGLDisplay idpy = disp[i].dpy;
+        if (cnx->egl.eglInitialize(idpy, &cnx->major, &cnx->minor)) {
+            //LOGD("initialized %d dpy=%p, ver=%d.%d, cnx=%p",
+            //        i, idpy, cnx->major, cnx->minor, cnx);
+
+            // display is now initialized
+            disp[i].state = egl_display_t::INITIALIZED;
+
+            // get the query-strings for this display for each implementation
+            disp[i].queryString.vendor = cnx->egl.eglQueryString(idpy,
+                    EGL_VENDOR);
+            disp[i].queryString.version = cnx->egl.eglQueryString(idpy,
+                    EGL_VERSION);
+            disp[i].queryString.extensions = cnx->egl.eglQueryString(idpy,
+                    EGL_EXTENSIONS);
+            disp[i].queryString.clientApi = cnx->egl.eglQueryString(idpy,
+                    EGL_CLIENT_APIS);
+
+        } else {
+            LOGW("%d: eglInitialize(%p) failed (%s)", i, idpy,
+                    egl_tls_t::egl_strerror(cnx->egl.eglGetError()));
+        }
+    }
+
+    EGLBoolean res = EGL_FALSE;
+    for (int i = 0; i < IMPL_NUM_IMPLEMENTATIONS; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso && cnx->major >= 0 && cnx->minor >= 0) {
+            EGLint n;
+            if (cnx->egl.eglGetConfigs(disp[i].dpy, 0, 0, &n)) {
+                disp[i].config = (EGLConfig*) malloc(sizeof(EGLConfig) * n);
+                if (disp[i].config) {
+                    if (cnx->egl.eglGetConfigs(disp[i].dpy, disp[i].config, n,
+                            &disp[i].numConfigs)) {
+                        numTotalConfigs += n;
+                        res = EGL_TRUE;
+                    }
+                }
+            }
+        }
+    }
+
+    if (res == EGL_TRUE) {
+        configs = new egl_config_t[numTotalConfigs];
+        for (int i = 0, k = 0; i < IMPL_NUM_IMPLEMENTATIONS; i++) {
+            egl_connection_t* const cnx = &gEGLImpl[i];
+            if (cnx->dso && cnx->major >= 0 && cnx->minor >= 0) {
+                for (int j = 0; j < disp[i].numConfigs; j++) {
+                    configs[k].impl = i;
+                    configs[k].config = disp[i].config[j];
+                    configs[k].configId = k + 1; // CONFIG_ID start at 1
+                    // store the implementation's CONFIG_ID
+                    cnx->egl.eglGetConfigAttrib(disp[i].dpy, disp[i].config[j],
+                            EGL_CONFIG_ID, &configs[k].implConfigId);
+                    k++;
+                }
+            }
+        }
+
+        // sort our configurations so we can do binary-searches
+        qsort(configs, numTotalConfigs, sizeof(egl_config_t), cmp_configs);
+
+        refs++;
+        if (major != NULL)
+            *major = VERSION_MAJOR;
+        if (minor != NULL)
+            *minor = VERSION_MINOR;
+        return EGL_TRUE;
+    }
+    return setError(EGL_NOT_INITIALIZED, EGL_FALSE);
+}
+
+EGLBoolean egl_display_t::terminate() {
+
+    Mutex::Autolock _l(lock);
+
+    if (refs == 0) {
+        return setError(EGL_NOT_INITIALIZED, EGL_FALSE);
+    }
+
+    // this is specific to Android, display termination is ref-counted.
+    if (refs > 1) {
+        refs--;
+        return EGL_TRUE;
+    }
+
+    EGLBoolean res = EGL_FALSE;
+    for (int i = 0; i < IMPL_NUM_IMPLEMENTATIONS; i++) {
+        egl_connection_t* const cnx = &gEGLImpl[i];
+        if (cnx->dso && disp[i].state == egl_display_t::INITIALIZED) {
+            if (cnx->egl.eglTerminate(disp[i].dpy) == EGL_FALSE) {
+                LOGW("%d: eglTerminate(%p) failed (%s)", i, disp[i].dpy,
+                        egl_tls_t::egl_strerror(cnx->egl.eglGetError()));
+            }
+            // REVISIT: it's unclear what to do if eglTerminate() fails
+            free(disp[i].config);
+
+            disp[i].numConfigs = 0;
+            disp[i].config = 0;
+            disp[i].state = egl_display_t::TERMINATED;
+
+            res = EGL_TRUE;
+        }
+    }
+
+    // TODO: all egl_object_t should be marked for termination
+
+    refs--;
+    numTotalConfigs = 0;
+    delete[] configs;
+    return res;
+}
+
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+// ----------------------------------------------------------------------------
diff --git a/opengl/libs/EGL/egl_display.h b/opengl/libs/EGL/egl_display.h
new file mode 100644
index 0000000..c194002
--- /dev/null
+++ b/opengl/libs/EGL/egl_display.h
@@ -0,0 +1,143 @@
+/* 
+ ** Copyright 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_H
+#define ANDROID_EGL_DISPLAY_H
+
+
+#include <ctype.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
+#include <utils/SortedVector.h>
+#include <utils/threads.h>
+
+#include "hooks.h"
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+class egl_object_t;
+class egl_connection_t;
+
+// ----------------------------------------------------------------------------
+
+struct egl_config_t {
+    egl_config_t() {}
+    egl_config_t(int impl, EGLConfig config)
+        : impl(impl), config(config), configId(0), implConfigId(0) { }
+    int         impl;           // the implementation this config is for
+    EGLConfig   config;         // the implementation's EGLConfig
+    EGLint      configId;       // our CONFIG_ID
+    EGLint      implConfigId;   // the implementation's CONFIG_ID
+    inline bool operator < (const egl_config_t& rhs) const {
+        if (impl < rhs.impl) return true;
+        if (impl > rhs.impl) return false;
+        return config < rhs.config;
+    }
+};
+
+// ----------------------------------------------------------------------------
+
+class egl_display_t {
+    static egl_display_t sDisplay[NUM_DISPLAYS];
+    EGLDisplay getDisplay(EGLNativeDisplayType display);
+
+public:
+    enum {
+        NOT_INITIALIZED = 0,
+        INITIALIZED     = 1,
+        TERMINATED      = 2
+    };
+
+    egl_display_t();
+    ~egl_display_t();
+
+    EGLBoolean initialize(EGLint *major, EGLint *minor);
+    EGLBoolean terminate();
+
+    // add object to this display's list
+    void addObject(egl_object_t* object);
+    // remove object from this display's list if it has no reference.
+    // returns true if object was removed.
+    bool removeObject(egl_object_t* object);
+    // add reference to this object. returns true if this is a valid object.
+    bool getObject(egl_object_t* object);
+
+    static egl_display_t* get(EGLDisplay dpy);
+    static EGLDisplay getFromNativeDisplay(EGLNativeDisplayType disp);
+
+    inline bool isReady() const { return (refs > 0); }
+    inline bool isValid() const { return magic == '_dpy'; }
+    inline bool isAlive() const { return isValid(); }
+
+    struct strings_t {
+        char const * vendor;
+        char const * version;
+        char const * clientApi;
+        char const * extensions;
+    };
+
+    struct DisplayImpl {
+        DisplayImpl() : dpy(EGL_NO_DISPLAY), config(0),
+                        state(NOT_INITIALIZED), numConfigs(0) { }
+        EGLDisplay  dpy;
+        EGLConfig*  config;
+        EGLint      state;
+        EGLint      numConfigs;
+        strings_t   queryString;
+    };
+
+private:
+    uint32_t        magic;
+
+public:
+    DisplayImpl     disp[IMPL_NUM_IMPLEMENTATIONS];
+    EGLint          numTotalConfigs;
+    egl_config_t*   configs;
+
+private:
+    uint32_t        refs;
+    Mutex           lock;
+    SortedVector<egl_object_t*> objects;
+};
+
+// ----------------------------------------------------------------------------
+
+inline egl_display_t* get_display(EGLDisplay dpy) {
+    return egl_display_t::get(dpy);
+}
+
+// ----------------------------------------------------------------------------
+
+egl_display_t* validate_display(EGLDisplay dpy);
+egl_connection_t* validate_display_config(EGLDisplay dpy,
+        EGLConfig config, egl_display_t const*& dp);
+EGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx);
+EGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface);
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+// ----------------------------------------------------------------------------
+
+#endif // ANDROID_EGL_DISPLAY_H
+
diff --git a/opengl/libs/EGL/egl_object.cpp b/opengl/libs/EGL/egl_object.cpp
new file mode 100644
index 0000000..d4df341
--- /dev/null
+++ b/opengl/libs/EGL/egl_object.cpp
@@ -0,0 +1,49 @@
+/* 
+ ** Copyright 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.
+ */
+
+#include <ctype.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
+#include <utils/threads.h>
+
+#include "egl_object.h"
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+egl_object_t::egl_object_t(egl_display_t* disp) :
+    display(disp), terminated(0), count(1) {
+    display->addObject(this);
+}
+
+bool egl_object_t::get() {
+    return display->getObject(this);
+}
+
+bool egl_object_t::put() {
+    return display->removeObject(this);
+}
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+// ----------------------------------------------------------------------------
diff --git a/opengl/libs/EGL/egl_object.h b/opengl/libs/EGL/egl_object.h
new file mode 100644
index 0000000..ecb2514
--- /dev/null
+++ b/opengl/libs/EGL/egl_object.h
@@ -0,0 +1,202 @@
+/* 
+ ** Copyright 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_OBJECT_H
+#define ANDROID_EGL_OBJECT_H
+
+
+#include <ctype.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <GLES/gl.h>
+#include <GLES/glext.h>
+
+#include <utils/threads.h>
+
+#include <system/window.h>
+
+#include "egl_display.h"
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+struct egl_display_t;
+
+class egl_object_t {
+    egl_display_t *display;
+    volatile int32_t  terminated;
+    mutable volatile int32_t count;
+
+public:
+    egl_object_t(egl_display_t* display);
+
+    inline bool isAlive() const { return !terminated; }
+    inline int32_t incRef() { return android_atomic_inc(&count); }
+    inline int32_t decRef() { return android_atomic_dec(&count); }
+
+private:
+    bool get();
+    bool put();
+
+public:
+    template <typename N, typename T>
+    struct LocalRef {
+        N* ref;
+        LocalRef(T o) : ref(0) {
+            N* native = reinterpret_cast<N*>(o);
+            if (o && native->get()) {
+                ref = native;
+            }
+        }
+        ~LocalRef() {
+            if (ref && ref->put()) {
+                delete ref;
+            }
+        }
+        inline N* get() {
+            return ref;
+        }
+        void acquire() const {
+            if (ref) {
+                android_atomic_inc(&ref->count);
+            }
+        }
+        void release() const {
+            if (ref) {
+                int32_t c = android_atomic_dec(&ref->count);
+                // ref->count cannot be 1 prior atomic_dec because we have
+                // a reference, and if we have one, it means there was
+                // already one before us.
+                LOGE_IF(c==1, "refcount is now 0 in release()");
+            }
+        }
+        void terminate() {
+            if (ref) {
+                ref->terminated = 1;
+                release();
+            }
+        }
+    };
+};
+
+// ----------------------------------------------------------------------------
+
+struct egl_surface_t: public egl_object_t {
+    typedef egl_object_t::LocalRef<egl_surface_t, EGLSurface> Ref;
+
+    egl_surface_t(EGLDisplay dpy, EGLConfig config, EGLNativeWindowType win,
+            EGLSurface surface, int impl, egl_connection_t const* cnx) :
+        egl_object_t(get_display(dpy)), dpy(dpy), surface(surface),
+                config(config), win(win), impl(impl), cnx(cnx) {
+    }
+    ~egl_surface_t() {
+    }
+    EGLDisplay dpy;
+    EGLSurface surface;
+    EGLConfig config;
+    sp<ANativeWindow> win;
+    int impl;
+    egl_connection_t const* cnx;
+};
+
+struct egl_context_t: public egl_object_t {
+    typedef egl_object_t::LocalRef<egl_context_t, EGLContext> Ref;
+
+    egl_context_t(EGLDisplay dpy, EGLContext context, EGLConfig config,
+            int impl, egl_connection_t const* cnx, int version) :
+        egl_object_t(get_display(dpy)), dpy(dpy), context(context),
+                config(config), read(0), draw(0), impl(impl), cnx(cnx),
+                version(version) {
+    }
+    ~egl_context_t() {
+    }
+    EGLDisplay dpy;
+    EGLContext context;
+    EGLConfig config;
+    EGLSurface read;
+    EGLSurface draw;
+    int impl;
+    egl_connection_t const* cnx;
+    int version;
+};
+
+struct egl_image_t: public egl_object_t {
+    typedef egl_object_t::LocalRef<egl_image_t, EGLImageKHR> Ref;
+
+    egl_image_t(EGLDisplay dpy, EGLContext context) :
+        egl_object_t(get_display(dpy)), dpy(dpy), context(context) {
+        memset(images, 0, sizeof(images));
+    }
+    EGLDisplay dpy;
+    EGLContext context;
+    EGLImageKHR images[IMPL_NUM_IMPLEMENTATIONS];
+};
+
+struct egl_sync_t: public egl_object_t {
+    typedef egl_object_t::LocalRef<egl_sync_t, EGLSyncKHR> Ref;
+
+    egl_sync_t(EGLDisplay dpy, EGLContext context, EGLSyncKHR sync) :
+        egl_object_t(get_display(dpy)), dpy(dpy), context(context), sync(sync) {
+    }
+    EGLDisplay dpy;
+    EGLContext context;
+    EGLSyncKHR sync;
+};
+
+// ----------------------------------------------------------------------------
+
+typedef egl_surface_t::Ref  SurfaceRef;
+typedef egl_context_t::Ref  ContextRef;
+typedef egl_image_t::Ref    ImageRef;
+typedef egl_sync_t::Ref     SyncRef;
+
+// ----------------------------------------------------------------------------
+
+template<typename NATIVE, typename EGL>
+static inline NATIVE* egl_to_native_cast(EGL arg) {
+    return reinterpret_cast<NATIVE*>(arg);
+}
+
+static inline
+egl_surface_t* get_surface(EGLSurface surface) {
+    return egl_to_native_cast<egl_surface_t>(surface);
+}
+
+static inline
+egl_context_t* get_context(EGLContext context) {
+    return egl_to_native_cast<egl_context_t>(context);
+}
+
+static inline
+egl_image_t* get_image(EGLImageKHR image) {
+    return egl_to_native_cast<egl_image_t>(image);
+}
+
+static inline
+egl_sync_t* get_sync(EGLSyncKHR sync) {
+    return egl_to_native_cast<egl_sync_t>(sync);
+}
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+// ----------------------------------------------------------------------------
+
+#endif // ANDROID_EGL_OBJECT_H
+
diff --git a/opengl/libs/EGL/egl_tls.cpp b/opengl/libs/EGL/egl_tls.cpp
new file mode 100644
index 0000000..961a61e
--- /dev/null
+++ b/opengl/libs/EGL/egl_tls.cpp
@@ -0,0 +1,133 @@
+/*
+ ** Copyright 2011, 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.
+ */
+
+#include <pthread.h>
+
+#include <cutils/log.h>
+
+#include <EGL/egl.h>
+
+#include "egl_tls.h"
+
+
+namespace android {
+
+pthread_key_t egl_tls_t::sKey = -1;
+pthread_mutex_t egl_tls_t::sLockKey = PTHREAD_MUTEX_INITIALIZER;
+
+egl_tls_t::egl_tls_t()
+    : error(EGL_SUCCESS), ctx(0), logCallWithNoContext(EGL_TRUE), dbg(0) {
+}
+
+const char *egl_tls_t::egl_strerror(EGLint err) {
+    switch (err) {
+        case EGL_SUCCESS:               return "EGL_SUCCESS";
+        case EGL_NOT_INITIALIZED:       return "EGL_NOT_INITIALIZED";
+        case EGL_BAD_ACCESS:            return "EGL_BAD_ACCESS";
+        case EGL_BAD_ALLOC:             return "EGL_BAD_ALLOC";
+        case EGL_BAD_ATTRIBUTE:         return "EGL_BAD_ATTRIBUTE";
+        case EGL_BAD_CONFIG:            return "EGL_BAD_CONFIG";
+        case EGL_BAD_CONTEXT:           return "EGL_BAD_CONTEXT";
+        case EGL_BAD_CURRENT_SURFACE:   return "EGL_BAD_CURRENT_SURFACE";
+        case EGL_BAD_DISPLAY:           return "EGL_BAD_DISPLAY";
+        case EGL_BAD_MATCH:             return "EGL_BAD_MATCH";
+        case EGL_BAD_NATIVE_PIXMAP:     return "EGL_BAD_NATIVE_PIXMAP";
+        case EGL_BAD_NATIVE_WINDOW:     return "EGL_BAD_NATIVE_WINDOW";
+        case EGL_BAD_PARAMETER:         return "EGL_BAD_PARAMETER";
+        case EGL_BAD_SURFACE:           return "EGL_BAD_SURFACE";
+        case EGL_CONTEXT_LOST:          return "EGL_CONTEXT_LOST";
+        default: return "UNKNOWN";
+    }
+}
+
+void egl_tls_t::validateTLSKey()
+{
+    if (sKey == -1) {
+        pthread_mutex_lock(&sLockKey);
+        if (sKey == -1)
+            pthread_key_create(&sKey, NULL);
+        pthread_mutex_unlock(&sLockKey);
+    }
+}
+
+void egl_tls_t::setErrorEtcImpl(const char* caller, int line, EGLint error) {
+    validateTLSKey();
+    egl_tls_t* tls = getTLS();
+    if (tls->error != error) {
+        LOGE("%s:%d error %x (%s)", caller, line, error, egl_strerror(error));
+        tls->error = error;
+    }
+}
+
+bool egl_tls_t::logNoContextCall() {
+    egl_tls_t* tls = getTLS();
+    if (tls->logCallWithNoContext == true) {
+        tls->logCallWithNoContext = false;
+        return true;
+    }
+    return false;
+}
+
+egl_tls_t* egl_tls_t::getTLS() {
+    egl_tls_t* tls = (egl_tls_t*)pthread_getspecific(sKey);
+    if (tls == 0) {
+        tls = new egl_tls_t;
+        pthread_setspecific(sKey, tls);
+    }
+    return tls;
+}
+
+void egl_tls_t::clearTLS() {
+    if (sKey != -1) {
+        egl_tls_t* tls = (egl_tls_t*)pthread_getspecific(sKey);
+        if (tls) {
+            delete tls;
+            pthread_setspecific(sKey, 0);
+        }
+    }
+}
+
+void egl_tls_t::clearError() {
+    // This must clear the error from all the underlying EGL implementations as
+    // well as the EGL wrapper layer.
+    eglGetError();
+}
+
+EGLint egl_tls_t::getError() {
+    if (sKey == -1)
+        return EGL_SUCCESS;
+    egl_tls_t* tls = (egl_tls_t*)pthread_getspecific(sKey);
+    if (!tls) return EGL_SUCCESS;
+    EGLint error = tls->error;
+    tls->error = EGL_SUCCESS;
+    return error;
+}
+
+void egl_tls_t::setContext(EGLContext ctx) {
+    validateTLSKey();
+    getTLS()->ctx = ctx;
+}
+
+EGLContext egl_tls_t::getContext() {
+    if (sKey == -1)
+        return EGL_NO_CONTEXT;
+    egl_tls_t* tls = (egl_tls_t *)pthread_getspecific(sKey);
+    if (!tls) return EGL_NO_CONTEXT;
+    return tls->ctx;
+}
+
+
+} // namespace android
diff --git a/opengl/libs/EGL/egl_tls.h b/opengl/libs/EGL/egl_tls.h
new file mode 100644
index 0000000..8b31468
--- /dev/null
+++ b/opengl/libs/EGL/egl_tls.h
@@ -0,0 +1,63 @@
+/*
+ ** Copyright 2011, 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_TLS_H
+#define ANDROID_EGL_TLS_H
+
+#include <pthread.h>
+
+#include <EGL/egl.h>
+
+namespace android {
+
+class DbgContext;
+
+class egl_tls_t {
+    static pthread_key_t sKey;
+    static pthread_mutex_t sLockKey;
+
+    EGLint      error;
+    EGLContext  ctx;
+    EGLBoolean  logCallWithNoContext;
+    DbgContext* dbg;
+
+    egl_tls_t();
+    static void validateTLSKey();
+    static void setErrorEtcImpl(const char* caller, int line, EGLint error);
+
+public:
+    static egl_tls_t* getTLS();
+    static void clearTLS();
+    static void clearError();
+    static EGLint getError();
+    static void setContext(EGLContext ctx);
+    static EGLContext getContext();
+    static bool logNoContextCall();
+    static const char *egl_strerror(EGLint err);
+
+    template<typename T>
+    static T setErrorEtc(const char* caller,
+            int line, EGLint error, T returnValue) {
+        setErrorEtcImpl(caller, line, error);
+        return returnValue;
+    }
+};
+
+#define setError(_e, _r) egl_tls_t::setErrorEtc(__FUNCTION__, __LINE__, _e, _r)
+
+}; // namespace android
+
+#endif // ANDROID_EGL_TLS_H
diff --git a/opengl/libs/GLES2_dbg/src/dbgcontext.cpp b/opengl/libs/GLES2_dbg/src/dbgcontext.cpp
index 7f5b27b..ff9be3c 100644
--- a/opengl/libs/GLES2_dbg/src/dbgcontext.cpp
+++ b/opengl/libs/GLES2_dbg/src/dbgcontext.cpp
@@ -15,22 +15,18 @@
  */
 
 #include "header.h"
-#include "egl_tls.h"
 
-extern "C"
-{
+extern "C" {
 #include "liblzf/lzf.h"
 }
 
-namespace android
-{
+namespace android {
 
-pthread_key_t dbgEGLThreadLocalStorageKey = -1;
+static pthread_key_t dbgEGLThreadLocalStorageKey = -1;
+static pthread_mutex_t gThreadLocalStorageKeyMutex = PTHREAD_MUTEX_INITIALIZER;
 
-DbgContext * getDbgContextThreadSpecific()
-{
-    tls_t* tls = (tls_t*)pthread_getspecific(dbgEGLThreadLocalStorageKey);
-    return tls->dbg;
+DbgContext * getDbgContextThreadSpecific() {
+    return (DbgContext*)pthread_getspecific(dbgEGLThreadLocalStorageKey);
 }
 
 DbgContext::DbgContext(const unsigned version, const gl_hooks_t * const hooks,
@@ -60,10 +56,13 @@ DbgContext::~DbgContext()
     free(lzf_ref[1]);
 }
 
-DbgContext * CreateDbgContext(const pthread_key_t EGLThreadLocalStorageKey,
-                              const unsigned version, const gl_hooks_t * const hooks)
+DbgContext* CreateDbgContext(const unsigned version, const gl_hooks_t * const hooks)
 {
-    dbgEGLThreadLocalStorageKey = EGLThreadLocalStorageKey;
+    pthread_mutex_lock(&gThreadLocalStorageKeyMutex);
+    if (dbgEGLThreadLocalStorageKey == -1)
+        pthread_key_create(&dbgEGLThreadLocalStorageKey, NULL);
+    pthread_mutex_unlock(&gThreadLocalStorageKeyMutex);
+
     assert(version < 2);
     assert(GL_NO_ERROR == hooks->gl.glGetError());
     GLint MAX_VERTEX_ATTRIBS = 0;
@@ -71,7 +70,7 @@ DbgContext * CreateDbgContext(const pthread_key_t EGLThreadLocalStorageKey,
     GLint readFormat, readType;
     hooks->gl.glGetIntegerv(GL_IMPLEMENTATION_COLOR_READ_FORMAT, &readFormat);
     hooks->gl.glGetIntegerv(GL_IMPLEMENTATION_COLOR_READ_TYPE, &readType);
-    DbgContext * const dbg = new DbgContext(version, hooks, MAX_VERTEX_ATTRIBS, readFormat, readType);
+    DbgContext* dbg = new DbgContext(version, hooks, MAX_VERTEX_ATTRIBS, readFormat, readType);
 
     glesv2debugger::Message msg, cmd;
     msg.set_context_id(reinterpret_cast<int>(dbg));
@@ -88,12 +87,13 @@ DbgContext * CreateDbgContext(const pthread_key_t EGLThreadLocalStorageKey,
     msg.set_arg0(GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS);
     msg.set_arg1(MAX_COMBINED_TEXTURE_IMAGE_UNITS);
     Send(msg, cmd);
+
+    *(DbgContext **)pthread_getspecific(dbgEGLThreadLocalStorageKey) = dbg;
     return dbg;
 }
 
-void DestroyDbgContext(DbgContext * const dbg)
-{
-    delete dbg;
+void dbgReleaseThread() {
+    delete getDbgContextThreadSpecific();
 }
 
 unsigned GetBytesPerPixel(const GLenum format, const GLenum type)
diff --git a/opengl/libs/GLES2_dbg/test/test_server.cpp b/opengl/libs/GLES2_dbg/test/test_server.cpp
index b6401e0..bbbe913 100644
--- a/opengl/libs/GLES2_dbg/test/test_server.cpp
+++ b/opengl/libs/GLES2_dbg/test/test_server.cpp
@@ -16,14 +16,12 @@
 
 #include "header.h"
 #include "gtest/gtest.h"
-#include "egl_tls.h"
 #include "hooks.h"
 
 namespace android
 {
 extern FILE * file;
 extern unsigned int MAX_FILE_SIZE;
-extern pthread_key_t dbgEGLThreadLocalStorageKey;
 };
 
 // tmpfile fails, so need to manually make a writable file first
@@ -114,7 +112,7 @@ TEST_F(ServerFileTest, CreateDbgContext)
     };
     hooks.gl.glGetError = HookMock::GetError;
     hooks.gl.glGetIntegerv = HookMock::GetIntegerv;
-    DbgContext * const dbg = CreateDbgContext(-1, 1, &hooks);
+    DbgContext * const dbg = CreateDbgContext(1, &hooks);
     ASSERT_TRUE(dbg != NULL);
     EXPECT_TRUE(dbg->vertexAttribs != NULL);
 
@@ -132,7 +130,7 @@ TEST_F(ServerFileTest, CreateDbgContext)
         EXPECT_EQ(expectedConstant, read.arg1());
     }
     CheckNoAvailable();
-    DestroyDbgContext(dbg);
+    dbgReleaseThread();
 }
 
 void * glNoop()
@@ -143,7 +141,7 @@ void * glNoop()
 class ServerFileContextTest : public ServerFileTest
 {
 protected:
-    tls_t tls;
+    DbgContext* dbg;
     gl_hooks_t hooks;
 
     ServerFileContextTest() { }
@@ -153,12 +151,8 @@ protected:
     virtual void SetUp() {
         ServerFileTest::SetUp();
 
-        if (dbgEGLThreadLocalStorageKey == -1)
-            pthread_key_create(&dbgEGLThreadLocalStorageKey, NULL);
-        ASSERT_NE(-1, dbgEGLThreadLocalStorageKey);
-        tls.dbg = new DbgContext(1, &hooks, 32, GL_RGBA, GL_UNSIGNED_BYTE);
-        ASSERT_NE((void *)NULL, tls.dbg);
-        pthread_setspecific(dbgEGLThreadLocalStorageKey, &tls);
+        dbg = new DbgContext(1, &hooks, 32, GL_RGBA, GL_UNSIGNED_BYTE);
+        ASSERT_NE((void *)NULL, dbg);
         for (unsigned int i = 0; i < sizeof(hooks) / sizeof(void *); i++)
             ((void **)&hooks)[i] = reinterpret_cast<void *>(glNoop);
     }
@@ -183,7 +177,7 @@ TEST_F(ServerFileContextTest, MessageLoop)
             return ret;
         }
     } caller;
-    const int contextId = reinterpret_cast<int>(tls.dbg);
+    const int contextId = reinterpret_cast<int>(dbg);
     glesv2debugger::Message msg, read;
 
     EXPECT_EQ(ret, MessageLoop(caller, msg, msg.glFinish));
@@ -214,25 +208,25 @@ TEST_F(ServerFileContextTest, MessageLoop)
 
 TEST_F(ServerFileContextTest, DisableEnableVertexAttribArray)
 {
-    Debug_glEnableVertexAttribArray(tls.dbg->MAX_VERTEX_ATTRIBS + 2); // should just ignore invalid index
+    Debug_glEnableVertexAttribArray(dbg->MAX_VERTEX_ATTRIBS + 2); // should just ignore invalid index
 
     glesv2debugger::Message read;
     rewind(file);
     Read(read);
     EXPECT_EQ(read.glEnableVertexAttribArray, read.function());
-    EXPECT_EQ(tls.dbg->MAX_VERTEX_ATTRIBS + 2, read.arg0());
+    EXPECT_EQ(dbg->MAX_VERTEX_ATTRIBS + 2, read.arg0());
     Read(read);
 
     rewind(file);
-    Debug_glDisableVertexAttribArray(tls.dbg->MAX_VERTEX_ATTRIBS + 4); // should just ignore invalid index
+    Debug_glDisableVertexAttribArray(dbg->MAX_VERTEX_ATTRIBS + 4); // should just ignore invalid index
     rewind(file);
     Read(read);
     Read(read);
 
-    for (unsigned int i = 0; i < tls.dbg->MAX_VERTEX_ATTRIBS; i += 5) {
+    for (unsigned int i = 0; i < dbg->MAX_VERTEX_ATTRIBS; i += 5) {
         rewind(file);
         Debug_glEnableVertexAttribArray(i);
-        EXPECT_TRUE(tls.dbg->vertexAttribs[i].enabled);
+        EXPECT_TRUE(dbg->vertexAttribs[i].enabled);
         rewind(file);
         Read(read);
         EXPECT_EQ(read.glEnableVertexAttribArray, read.function());
@@ -241,7 +235,7 @@ TEST_F(ServerFileContextTest, DisableEnableVertexAttribArray)
 
         rewind(file);
         Debug_glDisableVertexAttribArray(i);
-        EXPECT_FALSE(tls.dbg->vertexAttribs[i].enabled);
+        EXPECT_FALSE(dbg->vertexAttribs[i].enabled);
         rewind(file);
         Read(read);
         EXPECT_EQ(read.glDisableVertexAttribArray, read.function());
diff --git a/opengl/libs/GLES2_dbg/test/test_socket.cpp b/opengl/libs/GLES2_dbg/test/test_socket.cpp
index 617292e..b2148ac 100644
--- a/opengl/libs/GLES2_dbg/test/test_socket.cpp
+++ b/opengl/libs/GLES2_dbg/test/test_socket.cpp
@@ -19,13 +19,11 @@
 
 #include "header.h"
 #include "gtest/gtest.h"
-#include "egl_tls.h"
 #include "hooks.h"
 
 namespace android
 {
 extern int serverSock, clientSock;
-extern pthread_key_t dbgEGLThreadLocalStorageKey;
 };
 
 void * glNoop();
@@ -33,7 +31,7 @@ void * glNoop();
 class SocketContextTest : public ::testing::Test
 {
 protected:
-    tls_t tls;
+    DbgContext* dbg;
     gl_hooks_t hooks;
     int sock;
     char * buffer;
@@ -46,12 +44,8 @@ protected:
     }
 
     virtual void SetUp() {
-        if (dbgEGLThreadLocalStorageKey == -1)
-            pthread_key_create(&dbgEGLThreadLocalStorageKey, NULL);
-        ASSERT_NE(-1, dbgEGLThreadLocalStorageKey);
-        tls.dbg = new DbgContext(1, &hooks, 32, GL_RGBA, GL_UNSIGNED_BYTE);
-        ASSERT_TRUE(tls.dbg != NULL);
-        pthread_setspecific(dbgEGLThreadLocalStorageKey, &tls);
+        dbg = new DbgContext(1, &hooks, 32, GL_RGBA, GL_UNSIGNED_BYTE);
+        ASSERT_TRUE(dbg != NULL);
         for (unsigned int i = 0; i < sizeof(hooks) / sizeof(void *); i++)
             ((void **)&hooks)[i] = (void *)glNoop;
 
@@ -73,7 +67,7 @@ protected:
     }
 
     void Write(glesv2debugger::Message & msg) const {
-        msg.set_context_id((int)tls.dbg);
+        msg.set_context_id((int)dbg);
         msg.set_type(msg.Response);
         ASSERT_TRUE(msg.has_context_id());
         ASSERT_TRUE(msg.has_function());
@@ -129,7 +123,7 @@ TEST_F(SocketContextTest, MessageLoopSkip)
         }
     } caller;
     glesv2debugger::Message msg, read, cmd;
-    tls.dbg->expectResponse.Bit(msg.glFinish, true);
+    dbg->expectResponse.Bit(msg.glFinish, true);
 
     cmd.set_function(cmd.SKIP);
     cmd.set_expect_response(false);
@@ -158,7 +152,7 @@ TEST_F(SocketContextTest, MessageLoopContinue)
         }
     } caller;
     glesv2debugger::Message msg, read, cmd;
-    tls.dbg->expectResponse.Bit(msg.glCreateShader, true);
+    dbg->expectResponse.Bit(msg.glCreateShader, true);
 
     cmd.set_function(cmd.CONTINUE);
     cmd.set_expect_response(false); // MessageLoop should automatically skip after continue
@@ -204,7 +198,7 @@ TEST_F(SocketContextTest, MessageLoopGenerateCall)
     glesv2debugger::Message msg, read, cmd;
     hooks.gl.glCreateShader = caller.CreateShader;
     hooks.gl.glCreateProgram = caller.CreateProgram;
-    tls.dbg->expectResponse.Bit(msg.glCreateProgram, true);
+    dbg->expectResponse.Bit(msg.glCreateProgram, true);
 
     cmd.set_function(cmd.glCreateShader);
     cmd.set_arg0(GL_FRAGMENT_SHADER);
@@ -272,7 +266,7 @@ TEST_F(SocketContextTest, MessageLoopSetProp)
     glesv2debugger::Message msg, read, cmd;
     hooks.gl.glCreateShader = caller.CreateShader;
     hooks.gl.glCreateProgram = caller.CreateProgram;
-    tls.dbg->expectResponse.Bit(msg.glCreateProgram, false);
+    dbg->expectResponse.Bit(msg.glCreateProgram, false);
 
     cmd.set_function(cmd.SETPROP);
     cmd.set_prop(cmd.ExpectResponse);
@@ -305,8 +299,8 @@ TEST_F(SocketContextTest, MessageLoopSetProp)
 
     EXPECT_EQ((int *)ret, MessageLoop(caller, msg, msg.glCreateProgram));
 
-    EXPECT_TRUE(tls.dbg->expectResponse.Bit(msg.glCreateProgram));
-    EXPECT_EQ(819, tls.dbg->captureDraw);
+    EXPECT_TRUE(dbg->expectResponse.Bit(msg.glCreateProgram));
+    EXPECT_EQ(819, dbg->captureDraw);
 
     Read(read);
     EXPECT_EQ(read.glCreateProgram, read.function());
@@ -362,7 +356,7 @@ TEST_F(SocketContextTest, TexImage2D)
     } caller;
     glesv2debugger::Message msg, read, cmd;
     hooks.gl.glTexImage2D = caller.TexImage2D;
-    tls.dbg->expectResponse.Bit(msg.glTexImage2D, false);
+    dbg->expectResponse.Bit(msg.glTexImage2D, false);
 
     Debug_glTexImage2D(_target, _level, _internalformat, _width, _height, _border,
                        _format, _type, _pixels);
@@ -382,7 +376,7 @@ TEST_F(SocketContextTest, TexImage2D)
 
     EXPECT_TRUE(read.has_data());
     uint32_t dataLen = 0;
-    const unsigned char * data = tls.dbg->Decompress(read.data().data(),
+    const unsigned char * data = dbg->Decompress(read.data().data(),
                                  read.data().length(), &dataLen);
     EXPECT_EQ(sizeof(_pixels), dataLen);
     if (sizeof(_pixels) == dataLen)
@@ -435,7 +429,7 @@ TEST_F(SocketContextTest, CopyTexImage2D)
     glesv2debugger::Message msg, read, cmd;
     hooks.gl.glCopyTexImage2D = caller.CopyTexImage2D;
     hooks.gl.glReadPixels = caller.ReadPixels;
-    tls.dbg->expectResponse.Bit(msg.glCopyTexImage2D, false);
+    dbg->expectResponse.Bit(msg.glCopyTexImage2D, false);
 
     Debug_glCopyTexImage2D(_target, _level, _internalformat, _x, _y, _width, _height,
                            _border);
@@ -459,7 +453,7 @@ TEST_F(SocketContextTest, CopyTexImage2D)
     EXPECT_EQ(GL_RGBA, read.pixel_format());
     EXPECT_EQ(GL_UNSIGNED_BYTE, read.pixel_type());
     uint32_t dataLen = 0;
-    unsigned char * const data = tls.dbg->Decompress(read.data().data(),
+    unsigned char * const data = dbg->Decompress(read.data().data(),
                                  read.data().length(), &dataLen);
     ASSERT_EQ(sizeof(_pixels), dataLen);
     for (unsigned i = 0; i < sizeof(_pixels) / sizeof(*_pixels); i++)
diff --git a/opengl/libs/egl_impl.h b/opengl/libs/egl_impl.h
index c8f529a..d24b047 100644
--- a/opengl/libs/egl_impl.h
+++ b/opengl/libs/egl_impl.h
@@ -25,6 +25,9 @@
 
 #include "hooks.h"
 
+#define VERSION_MAJOR 1
+#define VERSION_MINOR 4
+
 // ----------------------------------------------------------------------------
 namespace android {
 // ----------------------------------------------------------------------------
@@ -41,6 +44,8 @@ struct egl_connection_t
 
 EGLAPI EGLImageKHR egl_get_image_for_current_context(EGLImageKHR image);
 
+extern egl_connection_t gEGLImpl[IMPL_NUM_IMPLEMENTATIONS];
+
 // ----------------------------------------------------------------------------
 }; // namespace android
 // ----------------------------------------------------------------------------
diff --git a/opengl/libs/egl_tls.h b/opengl/libs/egl_tls.h
deleted file mode 100644
index 087989a..0000000
--- a/opengl/libs/egl_tls.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- ** Copyright 2011, 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_TLS_H
-#define ANDROID_EGL_TLS_H
-
-#include <EGL/egl.h>
-
-#include "glesv2dbg.h"
-
-namespace android
-{
-struct tls_t {
-    tls_t() : error(EGL_SUCCESS), ctx(0), logCallWithNoContext(EGL_TRUE), dbg(0) { }
-    ~tls_t() {
-        if (dbg)
-            DestroyDbgContext(dbg);
-    }
-
-    EGLint      error;
-    EGLContext  ctx;
-    EGLBoolean  logCallWithNoContext;
-    DbgContext* dbg;
-};
-}
-
-#endif
diff --git a/opengl/libs/glesv2dbg.h b/opengl/libs/glesv2dbg.h
index ee2c011..44bc288 100644
--- a/opengl/libs/glesv2dbg.h
+++ b/opengl/libs/glesv2dbg.h
@@ -23,10 +23,9 @@ namespace android
 {
 struct DbgContext;
 
-DbgContext * CreateDbgContext(const pthread_key_t EGLThreadLocalStorageKey,
-                              const unsigned version, const gl_hooks_t * const hooks);
+DbgContext* CreateDbgContext(const unsigned version, const gl_hooks_t * const hooks);
 
-void DestroyDbgContext(DbgContext * const dbg);
+void dbgReleaseThread();
 
 // create and bind socket if haven't already, if failed to create socket or
 //  forceUseFile, then open /data/local/tmp/dump.gles2dbg, exit when size reached