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Annotation of embedaddon/ntp/kernel/sys/ppsclock.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * This software was developed by the Computer Systems Engineering group
                      3:  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66.
                      4:  *
                      5:  * Copyright (c) 1992 The Regents of the University of California.
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. All advertising materials mentioning features or use of this software
                     17:  *    must display the following acknowledgement:
                     18:  *     This product includes software developed by the University of
                     19:  *     California, Lawrence Berkeley Laboratory.
                     20:  * 4. The name of the University may not be used to endorse or promote
                     21:  *    products derived from this software without specific prior
                     22:  *    written permission.
                     23:  *
                     24:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     25:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     26:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     27:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     28:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     29:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     30:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     31:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     32:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     33:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     34:  * SUCH DAMAGE.
                     35:  */
                     36: 
                     37: #ifndef TIOCGPPSEV
                     38: #define PPSCLOCKSTR    "ppsclock"
                     39: 
                     40: #ifndef HAVE_STRUCT_PPSCLOCKEV
                     41: struct ppsclockev {
                     42:        struct timeval tv;
                     43:        u_int serial;
                     44: };
                     45: #endif
                     46: 
                     47: #if defined(__STDC__) || defined(SYS_HPUX)
                     48: #ifdef _IOR
                     49: #define CIOGETEV        _IOR('C', 0, struct ppsclockev)        /* get last pps event */
                     50: #else  /* XXX SOLARIS is different */
                     51: #define        CIO     ('C'<<8)
                     52: #define CIOGETEV        (CIO|0)                /* get last pps event */
                     53: #endif /* _IOR */
                     54: #else  /* __STDC__ */
                     55: #ifdef _IOR
                     56: #define CIOGETEV        _IOR(C, 0, struct ppsclockev)  /* get last pps event */
                     57: #else  /* XXX SOLARIS is different */
                     58: #define        CIO     ('C'<<8)
                     59: #define CIOGETEV        (CIO|0)                /* get last pps event */
                     60: #endif /* _IOR */
                     61: #endif /* __STDC__ */
                     62: #else
                     63: #define CIOGETEV TIOCGPPSEV
                     64: #endif