1 /* 2 * Copyright © 2007 Intel Corporation 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 21 * IN THE SOFTWARE. 22 * 23 * Authors: 24 * Eric Anholt <eric@anholt.net> 25 * 26 */ 27 28 #include "igt.h" 29 #include <limits.h> 30 #include <sys/ioctl.h> 31 #include <stdlib.h> 32 #include <errno.h> 33 34 35 IGT_TEST_DESCRIPTION("Tests the DRM_IOCTL_GET_CLIENT ioctl."); 36 37 igt_simple_main 38 { 39 int fd, ret; 40 drm_client_t client; 41 42 fd = drm_open_driver(DRIVER_ANY); 43 44 /* Look for client index 0. This should exist whether we're operating 45 * on an otherwise unused drm device, or the X Server is running on 46 * the device. 47 */ 48 client.idx = 0; 49 ret = ioctl(fd, DRM_IOCTL_GET_CLIENT, &client); 50 igt_assert(ret == 0); 51 52 /* Look for some absurd client index and make sure it's invalid. 53 * The DRM drivers currently always return data, so the user has 54 * no real way to detect when the list has terminated. That's bad, 55 * and this test is XFAIL as a result. 56 */ 57 client.idx = 0x7fffffff; 58 ret = ioctl(fd, DRM_IOCTL_GET_CLIENT, &client); 59 igt_assert(ret == -1 && errno == EINVAL); 60 61 close(fd); 62 } 63