ptp-utilities.h

   1 /*
   2  * This file is part of Shairport Sync.
   3  * Copyright (c) Mike Brady 2020 -- 2023
   4  * All rights reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person
   7  * obtaining a copy of this software and associated documentation
   8  * files (the "Software"), to deal in the Software without
   9  * restriction, including without limitation the rights to use,
  10  * copy, modify, merge, publish, distribute, sublicense, and/or
  11  * sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be
  15  * included in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  19  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  21  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  22  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  24  * OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26 #ifndef __PTP_UTILITIES_H
  27 #define __PTP_UTILITIES_H
  28
  29 #include "config.h"
  30 #include "nqptp-shm-structures.h"
  31 #include <stdint.h>
  32
  33 int ptp_get_clock_info(uint64_t *actual_clock_id, uint64_t *time_of_sample, uint64_t *raw_offset,
  34                        uint64_t *mastership_start_time);
  35
  36 void ptp_send_control_message_string(const char *msg);
  37
  38 void ptp_shm_interface_init();
  39 int ptp_shm_interface_open();
  40 int ptp_get_clock_version();
  41 int ptp_shm_interface_close();
  42
  43 #endif /* __PTP_UTILITIES_H */