1/**************************************************************************
2 *
3 * Copyright 2015, 2018 Collabora
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 * DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28
29#ifndef EGLDEVICE_INCLUDED
30#define EGLDEVICE_INCLUDED
31
32
33#include <stdbool.h>
34#include <stddef.h>
35#include "egltypedefs.h"
36
37#ifdef __cplusplus
38extern "C" {
39#endif
40
41extern _EGLDevice _eglSoftwareDevice;
42
43void
44_eglFiniDevice(void);
45
46EGLBoolean
47_eglCheckDeviceHandle(EGLDeviceEXT device);
48
49static inline _EGLDevice *
50_eglLookupDevice(EGLDeviceEXT device)
51{
52   _EGLDevice *dev = (_EGLDevice *) device;
53   if (!_eglCheckDeviceHandle(device))
54      dev = NULL;
55   return dev;
56}
57
58_EGLDevice *
59_eglAddDevice(int fd, bool software);
60
61enum _egl_device_extension {
62   _EGL_DEVICE_SOFTWARE,
63   _EGL_DEVICE_DRM,
64};
65
66typedef enum _egl_device_extension _EGLDeviceExtension;
67
68EGLBoolean
69_eglDeviceSupports(_EGLDevice *dev, _EGLDeviceExtension ext);
70
71EGLBoolean
72_eglQueryDeviceAttribEXT(_EGLDevice *dev, EGLint attribute,
73                         EGLAttrib *value);
74
75const char *
76_eglQueryDeviceStringEXT(_EGLDevice *dev, EGLint name);
77
78EGLBoolean
79_eglQueryDevicesEXT(EGLint max_devices, _EGLDevice **devices,
80                    EGLint *num_devices);
81
82#ifdef __cplusplus
83}
84#endif
85
86#endif /* EGLDEVICE_INCLUDED */
87