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