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https://github.com/tiagovignatti/intel-gpu-tools.git
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77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
/*
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* Copyright © 2015 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Daniel Vetter <daniel.vetter@ffwll.ch>
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*
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* Based upon a test program provided by Thomas Hellstrom <thellstrom@vmware.com>
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*/
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/*
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* Testcase: Check that drop/setMaster correctly transfer master state
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*
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* Test approach is only checking auth state (which is part of master state) by
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* trying to authenticate a client against the wrong master.
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*/
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#define _GNU_SOURCE
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#include "igt.h"
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef __linux__
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# include <sys/syscall.h>
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#else
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# include <pthread.h>
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#endif
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IGT_TEST_DESCRIPTION("Check that drop/setMaster correctly transfer master "
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"state");
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igt_simple_main
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{
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int master1, master2, client;
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drm_magic_t magic;
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master1 = drm_open_driver(DRIVER_ANY);
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do_or_die(drmSetMaster(master1));
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/* Get an authentication magic from the first master */
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client = drm_open_driver(DRIVER_ANY);
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do_or_die(drmGetMagic(client, &magic));
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/* Open an fd an make it master */
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master2 = drm_open_driver(DRIVER_ANY);
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do_or_die(drmDropMaster(master1));
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do_or_die(drmSetMaster(master2));
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/* Auth shouldn't work since we're authenticating with a different
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* master than the one we got the magic from. */
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igt_assert_neq(drmAuthMagic(master2, magic), 0);
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igt_assert_eq(errno, EINVAL);
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close(client);
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close(master2);
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close(master1);
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}
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