41 lines · c
1/*2 * sync abstraction3 * Copyright 2015-2016 Collabora Ltd.4 *5 * Based on the implementation from the Android Open Source Project,6 *7 * Copyright 2012 Google, Inc8 *9 * Permission is hereby granted, free of charge, to any person obtaining a10 * copy of this software and associated documentation files (the "Software"),11 * to deal in the Software without restriction, including without limitation12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,13 * and/or sell copies of the Software, and to permit persons to whom the14 * Software is furnished to do so, subject to the following conditions:15 *16 * The above copyright notice and this permission notice shall be included in17 * all copies or substantial portions of the Software.18 *19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL22 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR25 * OTHER DEALINGS IN THE SOFTWARE.26 */27 28#ifndef SELFTESTS_SYNC_H29#define SELFTESTS_SYNC_H30 31#define FENCE_STATUS_ERROR (-1)32#define FENCE_STATUS_ACTIVE (0)33#define FENCE_STATUS_SIGNALED (1)34 35int sync_wait(int fd, int timeout);36int sync_merge(const char *name, int fd1, int fd2);37int sync_fence_size(int fd);38int sync_fence_count_with_status(int fd, int status);39 40#endif41