-#include "egldriver.h"
-#include "eglstring.h"
-
-
-/**
- * Copy the extension into the string and update the string pointer.
- */
-static EGLint
-_eglAppendExtension(char **str, const char *ext)
-{
- char *s = *str;
- size_t len = strlen(ext);
-
- if (s) {
- memcpy(s, ext, len);
- s[len++] = ' ';
- s[len] = '\0';
-
- *str += len;
- }
- else {
- len++;
- }
-
- return (EGLint) len;
-}
-
-
-/**
- * Examine the individual extension enable/disable flags and recompute
- * the driver's Extensions string.
- */
-static void
-_eglUpdateExtensionsString(_EGLDisplay *dpy)
-{
-#define _EGL_CHECK_EXTENSION(ext) \
- do { \
- if (dpy->Extensions.ext) { \
- _eglAppendExtension(&exts, "EGL_" #ext); \
- assert(exts <= dpy->ExtensionsString + _EGL_MAX_EXTENSIONS_LEN); \
- } \
- } while (0)
-
- char *exts = dpy->ExtensionsString;
-
- if (exts[0])
- return;
-
- _EGL_CHECK_EXTENSION(MESA_screen_surface);
- _EGL_CHECK_EXTENSION(MESA_copy_context);
- _EGL_CHECK_EXTENSION(MESA_drm_display);
- _EGL_CHECK_EXTENSION(MESA_drm_image);
- _EGL_CHECK_EXTENSION(MESA_configless_context);
-
- _EGL_CHECK_EXTENSION(WL_bind_wayland_display);
- _EGL_CHECK_EXTENSION(WL_create_wayland_buffer_from_image);
-
- _EGL_CHECK_EXTENSION(KHR_image_base);
- _EGL_CHECK_EXTENSION(KHR_image_pixmap);
- if (dpy->Extensions.KHR_image_base && dpy->Extensions.KHR_image_pixmap)
- _eglAppendExtension(&exts, "EGL_KHR_image");
-
- _EGL_CHECK_EXTENSION(KHR_vg_parent_image);
- _EGL_CHECK_EXTENSION(KHR_get_all_proc_addresses);
- _EGL_CHECK_EXTENSION(KHR_gl_texture_2D_image);
- _EGL_CHECK_EXTENSION(KHR_gl_texture_cubemap_image);
- _EGL_CHECK_EXTENSION(KHR_gl_texture_3D_image);
- _EGL_CHECK_EXTENSION(KHR_gl_renderbuffer_image);
-
- _EGL_CHECK_EXTENSION(KHR_reusable_sync);
- _EGL_CHECK_EXTENSION(KHR_fence_sync);
-
- _EGL_CHECK_EXTENSION(KHR_surfaceless_context);
- _EGL_CHECK_EXTENSION(KHR_create_context);
-
- _EGL_CHECK_EXTENSION(NOK_swap_region);
- _EGL_CHECK_EXTENSION(NOK_texture_from_pixmap);
-
- _EGL_CHECK_EXTENSION(ANDROID_image_native_buffer);
-
- _EGL_CHECK_EXTENSION(CHROMIUM_sync_control);
-
- _EGL_CHECK_EXTENSION(EXT_create_context_robustness);
- _EGL_CHECK_EXTENSION(EXT_buffer_age);
- _EGL_CHECK_EXTENSION(EXT_swap_buffers_with_damage);
- _EGL_CHECK_EXTENSION(EXT_image_dma_buf_import);
-
- _EGL_CHECK_EXTENSION(NV_post_sub_buffer);
-#undef _EGL_CHECK_EXTENSION
-}
-
-
-static void
-_eglUpdateAPIsString(_EGLDisplay *dpy)
-{
- char *apis = dpy->ClientAPIsString;
-
- if (apis[0] || !dpy->ClientAPIs)
- return;
-
- if (dpy->ClientAPIs & EGL_OPENGL_BIT)
- strcat(apis, "OpenGL ");
-
- if (dpy->ClientAPIs & EGL_OPENGL_ES_BIT)
- strcat(apis, "OpenGL_ES ");
-
- if (dpy->ClientAPIs & EGL_OPENGL_ES2_BIT)
- strcat(apis, "OpenGL_ES2 ");
-
- if (dpy->ClientAPIs & EGL_OPENGL_ES3_BIT_KHR)
- strcat(apis, "OpenGL_ES3 ");
-
- if (dpy->ClientAPIs & EGL_OPENVG_BIT)
- strcat(apis, "OpenVG ");
-
- assert(strlen(apis) < sizeof(dpy->ClientAPIsString));
-}
-