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/**************************************************************************
*
* Copyright 2008 VMware, Inc.
* Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com>
* Copyright 2010-2011 LunarG, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#ifndef EGLGLOBALS_INCLUDED
#define EGLGLOBALS_INCLUDED
#include <stdbool.h>
#include "c11/threads.h"
#include "egltypedefs.h"
enum
{
_EGL_DEBUG_BIT_CRITICAL = 0x1,
_EGL_DEBUG_BIT_ERROR = 0x2,
_EGL_DEBUG_BIT_WARN = 0x4,
_EGL_DEBUG_BIT_INFO = 0x8,
};
/**
* Global library data
*/
struct _egl_global
{
mtx_t *Mutex;
/* the list of all displays */
_EGLDisplay *DisplayList;
_EGLDevice *DeviceList;
EGLint NumAtExitCalls;
void (*AtExitCalls[10])(void);
/*
* Under libglvnd, the client extension string has to be split into two
* strings, one for platform extensions, and one for everything else. So,
* define separate strings for them. _eglGetClientExtensionString will
* concatenate them together for a non-libglvnd build.
*/
const char *ClientOnlyExtensionString;
const char *PlatformExtensionString;
char *ClientExtensionString;
EGLDEBUGPROCKHR debugCallback;
unsigned int debugTypesEnabled;
};
extern struct _egl_global _eglGlobal;
extern void
_eglAddAtExitCall(void (*func)(void));
static inline unsigned int DebugBitFromType(EGLenum type)
{
assert(type >= EGL_DEBUG_MSG_CRITICAL_KHR && type <= EGL_DEBUG_MSG_INFO_KHR);
return (1 << (type - EGL_DEBUG_MSG_CRITICAL_KHR));
}
extern const char *
_eglGetClientExtensionString(void);
/**
* Perform validity checks on a generic pointer.
*/
extern EGLBoolean
_eglPointerIsDereferencable(void *p);
#endif /* EGLGLOBALS_INCLUDED */
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