1/************************************************************************** 2 * 3 * Copyright 2008 VMware, Inc. 4 * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com> 5 * Copyright 2010-2011 LunarG, Inc. 6 * All Rights Reserved. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a 9 * copy of this software and associated documentation files (the 10 * "Software"), to deal in the Software without restriction, including 11 * without limitation the rights to use, copy, modify, merge, publish, 12 * distribute, sub license, and/or sell copies of the Software, and to 13 * permit persons to whom the Software is furnished to do so, subject to 14 * the following conditions: 15 * 16 * The above copyright notice and this permission notice (including the 17 * next paragraph) shall be included in all copies or substantial portions 18 * of the Software. 19 * 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 23 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 25 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 26 * DEALINGS IN THE SOFTWARE. 27 * 28 **************************************************************************/ 29 30 31#ifndef EGLGLOBALS_INCLUDED 32#define EGLGLOBALS_INCLUDED 33 34#include <stdbool.h> 35#include "c11/threads.h" 36 37#include "egltypedefs.h" 38 39enum 40{ 41 _EGL_DEBUG_BIT_CRITICAL = 0x1, 42 _EGL_DEBUG_BIT_ERROR = 0x2, 43 _EGL_DEBUG_BIT_WARN = 0x4, 44 _EGL_DEBUG_BIT_INFO = 0x8, 45}; 46 47/** 48 * Global library data 49 */ 50struct _egl_global 51{ 52 mtx_t *Mutex; 53 54 /* the list of all displays */ 55 _EGLDisplay *DisplayList; 56 57 _EGLDevice *DeviceList; 58 59 EGLint NumAtExitCalls; 60 void (*AtExitCalls[10])(void); 61 62 /* 63 * Under libglvnd, the client extension string has to be split into two 64 * strings, one for platform extensions, and one for everything else. 65 * For a non-glvnd build create a concatenated one. 66 */ 67#if USE_LIBGLVND 68 const char *ClientOnlyExtensionString; 69 const char *PlatformExtensionString; 70#else 71 const char *ClientExtensionString; 72#endif 73 74 EGLDEBUGPROCKHR debugCallback; 75 unsigned int debugTypesEnabled; 76}; 77 78 79extern struct _egl_global _eglGlobal; 80 81 82extern void 83_eglAddAtExitCall(void (*func)(void)); 84 85static inline unsigned int DebugBitFromType(EGLenum type) 86{ 87 assert(type >= EGL_DEBUG_MSG_CRITICAL_KHR && type <= EGL_DEBUG_MSG_INFO_KHR); 88 return (1 << (type - EGL_DEBUG_MSG_CRITICAL_KHR)); 89} 90 91/** 92 * Perform validity checks on a generic pointer. 93 */ 94extern EGLBoolean 95_eglPointerIsDereferencable(void *p); 96 97#endif /* EGLGLOBALS_INCLUDED */ 98