diff options
Diffstat (limited to 'src/egl')
| -rw-r--r-- | src/egl/drivers/dri2/platform_x11.c | 110 |
1 files changed, 56 insertions, 54 deletions
diff --git a/src/egl/drivers/dri2/platform_x11.c b/src/egl/drivers/dri2/platform_x11.c index 3ab91886e01..b6385f708da 100644 --- a/src/egl/drivers/dri2/platform_x11.c +++ b/src/egl/drivers/dri2/platform_x11.c @@ -542,6 +542,55 @@ dri2_x11_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate) #endif } +static int +dri2_x11_authenticate(struct dri2_egl_display *dri2_dpy, uint32_t id) +{ + xcb_dri2_authenticate_reply_t *authenticate; + xcb_dri2_authenticate_cookie_t authenticate_cookie; + xcb_screen_iterator_t s; + xcb_screen_t *screen; + int ret = 0; + + s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); + + screen = get_xcb_screen(s, dri2_dpy->screen); + if (!screen) { + _eglLog(_EGL_WARNING, "DRI2: failed to get xcb screen"); + return -1; + } + + authenticate_cookie = + xcb_dri2_authenticate_unchecked(dri2_dpy->conn, screen->root, id); + authenticate = + xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL); + + if (authenticate == NULL || !authenticate->authenticated) + ret = -1; + + free(authenticate); + + return ret; +} + +static EGLBoolean +dri2_x11_local_authenticate(struct dri2_egl_display *dri2_dpy) +{ +#ifdef HAVE_LIBDRM + drm_magic_t magic; + + if (drmGetMagic(dri2_dpy->fd, &magic)) { + _eglLog(_EGL_WARNING, "DRI2: failed to get drm magic"); + return EGL_FALSE; + } + + if (dri2_x11_authenticate(dri2_dpy, magic) < 0) { + _eglLog(_EGL_WARNING, "DRI2: failed to authenticate"); + return EGL_FALSE; + } +#endif + return EGL_TRUE; +} + static EGLBoolean dri2_x11_connect(struct dri2_egl_display *dri2_dpy) { @@ -630,6 +679,13 @@ dri2_x11_connect(struct dri2_egl_display *dri2_dpy) return EGL_FALSE; } + if (!dri2_x11_local_authenticate(dri2_dpy)) { + close(dri2_dpy->fd); + free(dri2_dpy->device_name); + free(connect); + return EGL_FALSE; + } + driver_name = xcb_dri2_connect_driver_name (connect); /* If Mesa knows about the appropriate driver for this fd, then trust it. @@ -656,57 +712,6 @@ dri2_x11_connect(struct dri2_egl_display *dri2_dpy) return EGL_TRUE; } -static int -dri2_x11_authenticate(_EGLDisplay *disp, uint32_t id) -{ - struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); - xcb_dri2_authenticate_reply_t *authenticate; - xcb_dri2_authenticate_cookie_t authenticate_cookie; - xcb_screen_iterator_t s; - xcb_screen_t *screen; - int ret = 0; - - s = xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy->conn)); - - screen = get_xcb_screen(s, dri2_dpy->screen); - if (!screen) { - _eglLog(_EGL_WARNING, "DRI2: failed to get xcb screen"); - return -1; - } - - authenticate_cookie = - xcb_dri2_authenticate_unchecked(dri2_dpy->conn, screen->root, id); - authenticate = - xcb_dri2_authenticate_reply(dri2_dpy->conn, authenticate_cookie, NULL); - - if (authenticate == NULL || !authenticate->authenticated) - ret = -1; - - free(authenticate); - - return ret; -} - -static EGLBoolean -dri2_x11_local_authenticate(_EGLDisplay *disp) -{ -#ifdef HAVE_LIBDRM - struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); - drm_magic_t magic; - - if (drmGetMagic(dri2_dpy->fd, &magic)) { - _eglLog(_EGL_WARNING, "DRI2: failed to get drm magic"); - return EGL_FALSE; - } - - if (dri2_x11_authenticate(disp, magic) < 0) { - _eglLog(_EGL_WARNING, "DRI2: failed to authenticate"); - return EGL_FALSE; - } -#endif - return EGL_TRUE; -} - static EGLBoolean dri2_x11_add_configs_for_visuals(struct dri2_egl_display *dri2_dpy, _EGLDisplay *disp, bool supports_preserved) @@ -1390,9 +1395,6 @@ dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp) if (!dri2_x11_connect(dri2_dpy)) goto cleanup_conn; - if (!dri2_x11_local_authenticate(disp)) - goto cleanup_fd; - if (!dri2_load_driver(disp)) goto cleanup_fd; |