1 files changed, 99 insertions, 0 deletions
diff --git a/src/egl/main/eglfallbacks.c b/src/egl/main/eglfallbacks.c
new file mode 100644
index 00000000000..7c93adb76aa
--- /dev/null
+++ b/src/egl/main/eglfallbacks.c
@@ -0,0 +1,99 @@
+#include <string.h>
+#include "egltypedefs.h"
+#include "egldriver.h"
+#include "eglconfig.h"
+#include "eglcontext.h"
+#include "eglsurface.h"
+#include "eglmisc.h"
+#include "eglscreen.h"
+#include "eglmode.h"
+#include "eglsync.h"
+
+
+static EGLBoolean
+_eglReturnFalse(void)
+{
+   return EGL_FALSE;
+}
+
+
+/**
+ * Plug all the available fallback routines into the given driver's
+ * dispatch table.
+ */
+void
+_eglInitDriverFallbacks(_EGLDriver *drv)
+{
+   memset(&drv->API, 0, sizeof(drv->API));
+
+   /* the driver has to implement these */
+   drv->API.Initialize = NULL;
+   drv->API.Terminate = NULL;
+
+   drv->API.GetConfigs = _eglGetConfigs;
+   drv->API.ChooseConfig = _eglChooseConfig;
+   drv->API.GetConfigAttrib = _eglGetConfigAttrib;
+
+   drv->API.CreateContext = (CreateContext_t) _eglReturnFalse;
+   drv->API.DestroyContext = (DestroyContext_t) _eglReturnFalse;
+   drv->API.MakeCurrent = (MakeCurrent_t) _eglReturnFalse;
+   drv->API.QueryContext = _eglQueryContext;
+
+   drv->API.CreateWindowSurface = (CreateWindowSurface_t) _eglReturnFalse;
+   drv->API.CreatePixmapSurface = (CreatePixmapSurface_t) _eglReturnFalse;
+   drv->API.CreatePbufferSurface = (CreatePbufferSurface_t) _eglReturnFalse;
+   drv->API.CreatePbufferFromClientBuffer =
+      (CreatePbufferFromClientBuffer_t) _eglReturnFalse;
+   drv->API.DestroySurface = (DestroySurface_t) _eglReturnFalse;
+   drv->API.QuerySurface = _eglQuerySurface;
+   drv->API.SurfaceAttrib = _eglSurfaceAttrib;
+
+   drv->API.BindTexImage = (BindTexImage_t) _eglReturnFalse;
+   drv->API.ReleaseTexImage = (ReleaseTexImage_t) _eglReturnFalse;
+   drv->API.CopyBuffers = (CopyBuffers_t) _eglReturnFalse;
+   drv->API.SwapBuffers = (SwapBuffers_t) _eglReturnFalse;
+   drv->API.SwapInterval = _eglSwapInterval;
+
+   drv->API.WaitClient = (WaitClient_t) _eglReturnFalse;
+   drv->API.WaitNative = (WaitNative_t) _eglReturnFalse;
+   drv->API.GetProcAddress = (GetProcAddress_t) _eglReturnFalse;
+   drv->API.QueryString = _eglQueryString;
+
+#ifdef EGL_MESA_screen_surface
+   drv->API.CopyContextMESA = (CopyContextMESA_t) _eglReturnFalse;
+   drv->API.CreateScreenSurfaceMESA =
+      (CreateScreenSurfaceMESA_t) _eglReturnFalse;
+   drv->API.ShowScreenSurfaceMESA = (ShowScreenSurfaceMESA_t) _eglReturnFalse;
+   drv->API.ChooseModeMESA = _eglChooseModeMESA;
+   drv->API.GetModesMESA = _eglGetModesMESA;
+   drv->API.GetModeAttribMESA = _eglGetModeAttribMESA;
+   drv->API.GetScreensMESA = _eglGetScreensMESA;
+   drv->API.ScreenPositionMESA = _eglScreenPositionMESA;
+   drv->API.QueryScreenMESA = _eglQueryScreenMESA;
+   drv->API.QueryScreenSurfaceMESA = _eglQueryScreenSurfaceMESA;
+   drv->API.QueryScreenModeMESA = _eglQueryScreenModeMESA;
+   drv->API.QueryModeStringMESA = _eglQueryModeStringMESA;
+#endif /* EGL_MESA_screen_surface */
+
+#ifdef EGL_KHR_image_base
+   drv->API.CreateImageKHR = NULL;
+   drv->API.DestroyImageKHR = NULL;
+#endif /* EGL_KHR_image_base */
+
+#ifdef EGL_KHR_reusable_sync
+   drv->API.CreateSyncKHR = NULL;
+   drv->API.DestroySyncKHR = NULL;
+   drv->API.ClientWaitSyncKHR = NULL;
+   drv->API.SignalSyncKHR = NULL;
+   drv->API.GetSyncAttribKHR = _eglGetSyncAttribKHR;
+#endif /* EGL_KHR_reusable_sync */
+
+#ifdef EGL_MESA_drm_image
+   drv->API.CreateDRMImageMESA = NULL;
+   drv->API.ExportDRMImageMESA = NULL;
+#endif
+
+#ifdef EGL_NOK_swap_region
+   drv->API.SwapBuffersRegionNOK = NULL;
+#endif
+}