1 /* 2 * ntp_filegen.h,v 3.9 1996/12/01 16:02:45 kardel Exp 3 * 4 * definitions for NTP file generations support 5 * 6 * 7 * Copyright (C) 1992, 1996 by Rainer Pruy 8 * Friedrich-Alexander Universit�t Erlangen-N�rnberg, Germany 9 * 10 * This code may be modified and used freely 11 * provided the credits remain intact. 12 */ 13 14 #include "ntp_types.h" 15 16 /* 17 * supported file generation types 18 */ 19 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 */ 27 28 /* 29 * supported file generation flags 30 */ 31 32 #define FGEN_FLAG_LINK 0x01 /* make a link to base name */ 33 34 #define FGEN_FLAG_ENABLED 0x80 /* set this to really create files */ 35 /* without this, open is suppressed */ 36 37 typedef struct FILEGEN 38 { 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 */ 46 } FILEGEN; 47 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 *)); 52