dist/ntp/include/ntp_filegen.h

   1 /*      $NetBSD: ntp_filegen.h,v 1.2 2003/12/04 16:23:36 drochner Exp $ */
   2
   3 /*
   4  * ntp_filegen.h,v 3.9 1996/12/01 16:02:45 kardel Exp
   5  *
   6  * definitions for NTP file generations support
   7  *
   8  *
   9  * Copyright (C) 1992, 1996 by Rainer Pruy
  10  * Friedrich-Alexander Universität Erlangen-Nürnberg, Germany
  11  *
  12  * This code may be modified and used freely
  13  * provided the credits remain intact.
  14  */
  15
  16 #include "ntp_types.h"
  17
  18 /*
  19  * supported file generation types
  20  */
  21
  22 #define FILEGEN_NONE    255     /* no generations - use plain file name */
  23 #define FILEGEN_PID     1       /* one filegen per process incarnation */
  24 #define FILEGEN_DAY     2       /* one filegen per day */
  25 #define FILEGEN_WEEK    3       /* one filegen per week */
  26 #define FILEGEN_MONTH   4       /* one filegen per month */
  27 #define FILEGEN_YEAR    5       /* one filegen per year */
  28 #define FILEGEN_AGE     6       /* change filegen each FG_AGE_SECS */
  29
  30 /*
  31  * supported file generation flags
  32  */
  33
  34 #define FGEN_FLAG_LINK          0x01 /* make a link to base name */
  35
  36 #define FGEN_FLAG_ENABLED       0x80 /* set this to really create files   */
  37                                      /* without this, open is suppressed */
  38
  39 typedef struct FILEGEN
  40         {
  41           FILE   *fp;           /* file referring to current generation */
  42           char   *prefix;       /* filename prefix and basename to be used*/
  43           char   *basename;     /* for constructing filename of generation file */
  44                                 /* WARNING: must be malloced !!! will be fed to free()*/
  45           u_long  id;           /* id of current generation */
  46           u_char  type;         /* type of file generation */
  47           u_char  flag;         /* flags modifying processing of file generation */
  48         }       FILEGEN;
  49
  50 extern  void    filegen_setup   P((FILEGEN *, u_long));
  51 extern  void    filegen_config  P((FILEGEN *, char *, u_int, u_int));
  52 extern  FILEGEN *filegen_get    P((char *));
  53 extern  void    filegen_register P((char *, const char *, FILEGEN *));