usr.sbin/clog/clog.h

   1 /*-
   2  * Copyright (c) 2001
   3  *     Jeff Wheelhouse (jdw@wwwi.com)
   4  *
   5  * This code was originally developed by Jeff Wheelhouse (jdw@wwwi.com).
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistribution of source code must retail the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY JEFF WHEELHOUSE ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
  19  * NO EVENT SHALL JEFF WHEELHOUSE BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING BUT NOT
  21  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
  22  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  23  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  24  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  25  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  *
  27  * $Id: clog.h,v 1.2 2001/10/02 04:43:52 jdw Exp $
  28  * $DragonFly: src/usr.sbin/clog/clog.h,v 1.1 2004/10/30 20:26:46 dillon Exp $
  29  */
  30
  31
  32 #ifndef _CLOG_H_
  33 #define _CLOG_H_
  34
  35 /*
  36  *  This magic constant is used to identify a valid circular log file.
  37  *  syslogd will ignore any circular log file that doesn't have this constant.
  38  */
  39
  40 const char MAGIC_CONST[4] = "CLOG";
  41
  42
  43 struct clog_footer {
  44         uint32_t cf_magic;
  45         uint32_t cf_wrap;
  46         uint32_t cf_next;
  47         uint32_t cf_max;
  48         uint32_t cf_lock;
  49 };
  50
  51
  52 #endif  /* _CLOG_H_ */
  53
  54