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tests: Add core_setmaster_vs_auth.c

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Embarrasingly I noticed that I need to git add the file when resolving
the conflict and manually applying my patch. But then I added the
wrong file ... Reported by Thomas Wood.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
This commit is contained in:
Daniel Vetter 2015-12-01 18:33:17 +01:00
parent 80546d4576
commit 5830a7a04b
1 changed files with 73 additions and 0 deletions
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tests/core_setmaster_vs_auth.c Normal file
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/*
* Copyright © 2015 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
* Authors:
* Daniel Vetter <daniel.vetter@ffwll.ch>
*
* Based upon a test program provided by Thomas Hellstrom <thellstrom@vmware.com>
*/
/*
* Testcase: Check that drop/setMaster correctly transfer master state
*
* Test approach is only checking auth state (which is part of master state) by
* trying to authenticate a client against the wrong master.
*/
#define _GNU_SOURCE
#include "igt.h"
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifdef __linux__
# include <sys/syscall.h>
#else
# include <pthread.h>
#endif
igt_main
{
int master1, master2, client;
drm_magic_t magic;
master1 = drm_open_driver(DRIVER_ANY);
do_or_die(drmSetMaster(master1));
/* Get an authentication magic from the first master */
client = drm_open_driver(DRIVER_ANY);
do_or_die(drmGetMagic(client, &magic));
/* Open an fd an make it master */
master2 = drm_open_driver(DRIVER_ANY);
do_or_die(drmDropMaster(master1));
do_or_die(drmSetMaster(master2));
/* Auth shouldn't work since we're authenticating with a different
* master than the one we got the magic from. */
igt_assert_neq(drmAuthMagic(master2, magic), 0);
igt_assert_eq(errno, EINVAL);
close(client);
close(master2);
close(master1);
}