/contrib/ntp/kernel/sys/ppsclock.h

https://bitbucket.org/freebsd/freebsd-head/ · C++ Header · 64 lines · 26 code · 3 blank · 35 comment · 1 complexity · 13cc122b421f1039e6d2c71f3da607b3 MD5 · raw file 

    

  1. /*
    2. 

  2.  * This software was developed by the Computer Systems Engineering group
    3. 

  3.  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66.
    4. 

  4.  *
    5. 

  5.  * Copyright (c) 1992 The Regents of the University of California.
    6. 

  6.  * All rights reserved.
    7. 

  7.  *
    8. 

  8.  * Redistribution and use in source and binary forms, with or without
    9. 

  9.  * modification, are permitted provided that the following conditions
    10. 

  10.  * are met:
    11. 

  11.  * 1. Redistributions of source code must retain the above copyright
    12. 

  12.  *    notice, this list of conditions and the following disclaimer.
    13. 

  13.  * 2. Redistributions in binary form must reproduce the above copyright
    14. 

  14.  *    notice, this list of conditions and the following disclaimer in the
    15. 

  15.  *    documentation and/or other materials provided with the distribution.
    16. 

  16.  * 3. All advertising materials mentioning features or use of this software
    17. 

  17.  *    must display the following acknowledgement:
    18. 

  18.  *	This product includes software developed by the University of
    19. 

  19.  *	California, Lawrence Berkeley Laboratory.
    20. 

  20.  * 4. The name of the University may not be used to endorse or promote
    21. 

  21.  *    products derived from this software without specific prior
    22. 

  22.  *    written permission.
    23. 

  23.  *
    24. 

  24.  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
    25. 

  25.  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    26. 

  26.  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    27. 

  27.  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
    28. 

  28.  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    29. 

  29.  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    30. 

  30.  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    31. 

  31.  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    32. 

  32.  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    33. 

  33.  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    34. 

  34.  * SUCH DAMAGE.
    35. 

  35.  */
    36. 

  36. 

  37. #ifndef TIOCGPPSEV
    38. 

  38. #define PPSCLOCKSTR	"ppsclock"
    39. 

  39. 

  40. #ifndef HAVE_STRUCT_PPSCLOCKEV
    41. 

  41. struct ppsclockev {
    42. 

  42. 	struct timeval tv;
    43. 

  43. 	u_int serial;
    44. 

  44. };
    45. 

  45. #endif
    46. 

  46. 

  47. #if defined(__STDC__) || defined(SYS_HPUX)
    48. 

  48. #ifdef	_IOR
    49. 

  49. #define CIOGETEV        _IOR('C', 0, struct ppsclockev)	/* get last pps event */
    50. 

  50. #else	/* XXX SOLARIS is different */
    51. 

  51. #define	CIO	('C'<<8)
    52. 

  52. #define CIOGETEV        (CIO|0)		/* get last pps event */
    53. 

  53. #endif	/* _IOR */
    54. 

  54. #else	/* __STDC__ */
    55. 

  55. #ifdef	_IOR
    56. 

  56. #define CIOGETEV        _IOR(C, 0, struct ppsclockev)	/* get last pps event */
    57. 

  57. #else	/* XXX SOLARIS is different */
    58. 

  58. #define	CIO	('C'<<8)
    59. 

  59. #define CIOGETEV        (CIO|0)		/* get last pps event */
    60. 

  60. #endif	/* _IOR */
    61. 

  61. #endif	/* __STDC__ */
    62. 

  62. #else
    63. 

  63. #define CIOGETEV TIOCGPPSEV
    64. 

  64. #endif
    65.