393 lines
14 KiB
C
393 lines
14 KiB
C
/* $NetBSD: ntpd.h,v 1.1.1.2 2000/04/22 14:52:45 simonb Exp $ */
|
|
|
|
/*
|
|
* ntpd.h - Prototypes for ntpd.
|
|
*/
|
|
|
|
#include "ntp_syslog.h"
|
|
#include "ntp_fp.h"
|
|
#include "ntp.h"
|
|
#include "ntp_select.h"
|
|
#include "ntp_malloc.h"
|
|
#include "ntp_refclock.h"
|
|
#include "recvbuff.h"
|
|
|
|
#define MAXINTERFACES 512
|
|
#define MAXFILENAME 128 /* maximum length of a file name */
|
|
|
|
#ifdef SYS_WINNT
|
|
#define exit service_exit
|
|
extern void service_exit (int);
|
|
/* declare the service threads */
|
|
void service_main (DWORD, LPTSTR *);
|
|
void service_ctrl (DWORD);
|
|
void worker_thread (void *);
|
|
#define sleep(x) Sleep((DWORD) x * 1000 /* milliseconds */ );
|
|
#else
|
|
#define closesocket close
|
|
#endif /* SYS_WINNT */
|
|
|
|
/* ntp_config.c */
|
|
extern void getstartup P((int, char **));
|
|
extern void getconfig P((int, char **));
|
|
|
|
/* ntp_config.c */
|
|
extern void ctl_clr_stats P((void));
|
|
extern int ctlclrtrap P((struct sockaddr_in *, struct interface *, int));
|
|
extern u_short ctlpeerstatus P((struct peer *));
|
|
extern int ctlsettrap P((struct sockaddr_in *, struct interface *, int, int));
|
|
extern u_short ctlsysstatus P((void));
|
|
extern void init_control P((void));
|
|
extern void process_control P((struct recvbuf *, int));
|
|
extern void report_event P((int, struct peer *));
|
|
|
|
extern double fabs P((double));
|
|
extern double sqrt P((double));
|
|
|
|
/* ntp_control.c */
|
|
/*
|
|
* Structure for translation tables between internal system
|
|
* variable indices and text format.
|
|
*/
|
|
struct ctl_var {
|
|
u_short code;
|
|
u_short flags;
|
|
char *text;
|
|
};
|
|
/*
|
|
* Flag values
|
|
*/
|
|
#define CAN_READ 0x01
|
|
#define CAN_WRITE 0x02
|
|
|
|
#define DEF 0x20
|
|
#define PADDING 0x40
|
|
#define EOV 0x80
|
|
|
|
#define RO (CAN_READ)
|
|
#define WO (CAN_WRITE)
|
|
#define RW (CAN_READ|CAN_WRITE)
|
|
|
|
extern char * add_var P((struct ctl_var **, unsigned long, int));
|
|
extern void free_varlist P((struct ctl_var *));
|
|
extern void set_var P((struct ctl_var **, const char *, unsigned long, int));
|
|
extern void set_sys_var P((char *, unsigned long, int));
|
|
|
|
/* ntp_intres.c */
|
|
extern void ntp_res_name P((u_int32, u_short));
|
|
extern void ntp_res_recv P((void));
|
|
extern void ntp_intres P((void));
|
|
|
|
/* ntp_io.c */
|
|
extern struct interface *findbcastinter P((struct sockaddr_in *));
|
|
extern struct interface *findinterface P((struct sockaddr_in *));
|
|
|
|
extern void init_io P((void));
|
|
extern void input_handler P((l_fp *));
|
|
extern void io_clr_stats P((void));
|
|
extern void io_setbclient P((void));
|
|
extern void io_unsetbclient P((void));
|
|
extern void io_multicast_add P((u_int32));
|
|
extern void io_multicast_del P((u_int32));
|
|
extern void kill_asyncio P((void));
|
|
|
|
extern void sendpkt P((struct sockaddr_in *, struct interface *, int, struct pkt *, int));
|
|
#ifdef HAVE_SIGNALED_IO
|
|
extern void wait_for_signal P((void));
|
|
extern void unblock_io_and_alarm P((void));
|
|
extern void block_io_and_alarm P((void));
|
|
#endif
|
|
|
|
/* ntp_leap.c */
|
|
extern void init_leap P((void));
|
|
extern void leap_process P((void));
|
|
extern int leap_setleap P((int, int));
|
|
/*
|
|
* there seems to be a bug in the IRIX 4 compiler which prevents
|
|
* u_char from beeing used in prototyped functions.
|
|
* This is also true AIX compiler.
|
|
* So give up and define it to be int. WLJ
|
|
*/
|
|
extern int leap_actual P((int));
|
|
|
|
/* ntp_loopfilter.c */
|
|
extern void init_loopfilter P((void));
|
|
extern int local_clock P((struct peer *, double, double));
|
|
extern void adj_host_clock P((void));
|
|
extern void loop_config P((int, double));
|
|
|
|
/* ntp_monitor.c */
|
|
extern void init_mon P((void));
|
|
extern void mon_start P((int));
|
|
extern void mon_stop P((int));
|
|
extern void ntp_monitor P((struct recvbuf *));
|
|
|
|
/* ntp_peer.c */
|
|
extern void init_peer P((void));
|
|
extern struct peer *findexistingpeer P((struct sockaddr_in *, struct peer *, int));
|
|
extern struct peer *findpeer P((struct sockaddr_in *, struct interface *, int, int, int *));
|
|
extern struct peer *findpeerbyassoc P((int));
|
|
extern struct peer *newpeer P((struct sockaddr_in *, struct interface *, int, int, int, int, int, u_long));
|
|
extern void peer_all_reset P((void));
|
|
extern void peer_clr_stats P((void));
|
|
extern struct peer *peer_config P((struct sockaddr_in *, struct interface *, int, int, int, int, int, int, keyid_t, u_char *));
|
|
extern void peer_reset P((struct peer *));
|
|
extern int peer_unconfig P((struct sockaddr_in *, struct interface *, int));
|
|
extern void unpeer P((struct peer *));
|
|
extern void clear_all P((void));
|
|
extern void expire_all P((void));
|
|
extern struct peer *findmanycastpeer P((l_fp *));
|
|
extern void peer_config_manycast P((struct peer *, struct peer *));
|
|
|
|
/* ntp_proto.c */
|
|
extern void transmit P((struct peer *));
|
|
extern void receive P((struct recvbuf *));
|
|
extern void peer_clear P((struct peer *));
|
|
extern void process_packet P((struct peer *, struct pkt *, l_fp *));
|
|
extern void clock_select P((void));
|
|
|
|
/*
|
|
* there seems to be a bug in the IRIX 4 compiler which prevents
|
|
* u_char from beeing used in prototyped functions.
|
|
* This is also true AIX compiler.
|
|
* So give up and define it to be int. WLJ
|
|
*/
|
|
extern void poll_update P((struct peer *, int));
|
|
|
|
extern void clear P((struct peer *));
|
|
extern void clock_filter P((struct peer *, double, double, double));
|
|
extern void init_proto P((void));
|
|
extern void proto_config P((int, u_long, double));
|
|
extern void proto_clr_stats P((void));
|
|
|
|
#ifdef REFCLOCK
|
|
/* ntp_refclock.c */
|
|
extern int refclock_newpeer P((struct peer *));
|
|
extern void refclock_unpeer P((struct peer *));
|
|
extern void refclock_receive P((struct peer *));
|
|
extern void refclock_transmit P((struct peer *));
|
|
extern void init_refclock P((void));
|
|
#endif /* REFCLOCK */
|
|
|
|
/* ntp_request.c */
|
|
extern void init_request P((void));
|
|
extern void process_private P((struct recvbuf *, int));
|
|
|
|
/* ntp_restrict.c */
|
|
extern void init_restrict P((void));
|
|
extern int restrictions P((struct sockaddr_in *));
|
|
extern void hack_restrict P((int, struct sockaddr_in *, struct sockaddr_in *, int, int));
|
|
|
|
/* ntp_timer.c */
|
|
extern void init_timer P((void));
|
|
extern void timer P((void));
|
|
extern void timer_clr_stats P((void));
|
|
#ifdef AUTOKEY
|
|
extern char *sys_hostname;
|
|
extern u_int sys_hostnamelen;
|
|
extern l_fp sys_revoketime;
|
|
#endif /* AUTOKEY */
|
|
|
|
/* ntp_util.c */
|
|
extern void init_util P((void));
|
|
extern void hourly_stats P((void));
|
|
extern void stats_config P((int, char *));
|
|
extern void record_peer_stats P((struct sockaddr_in *, int, double, double, double, double));
|
|
extern void record_loop_stats P((void));
|
|
extern void record_clock_stats P((struct sockaddr_in *, const char *));
|
|
extern void record_raw_stats P((struct sockaddr_in *, struct sockaddr_in *, l_fp *, l_fp *, l_fp *, l_fp *));
|
|
|
|
/*
|
|
* Variable declarations for ntpd.
|
|
*/
|
|
|
|
/* ntp_config.c */
|
|
extern char const * progname;
|
|
extern char sys_phone[][MAXDIAL]; /* ACTS phone numbers */
|
|
extern char pps_device[]; /* PPS device name */
|
|
#if defined(HAVE_SCHED_SETSCHEDULER)
|
|
extern int config_priority_override;
|
|
extern int config_priority;
|
|
#endif
|
|
|
|
/* ntp_control.c */
|
|
struct ctl_trap;
|
|
extern struct ctl_trap ctl_trap[];
|
|
extern int num_ctl_traps;
|
|
extern keyid_t ctl_auth_keyid; /* keyid used for authenticating write requests */
|
|
|
|
/*
|
|
* Statistic counters to keep track of requests and responses.
|
|
*/
|
|
extern u_long ctltimereset; /* time stats reset */
|
|
extern u_long numctlreq; /* number of requests we've received */
|
|
extern u_long numctlbadpkts; /* number of bad control packets */
|
|
extern u_long numctlresponses; /* number of resp packets sent with data */
|
|
extern u_long numctlfrags; /* number of fragments sent */
|
|
extern u_long numctlerrors; /* number of error responses sent */
|
|
extern u_long numctltooshort; /* number of too short input packets */
|
|
extern u_long numctlinputresp; /* number of responses on input */
|
|
extern u_long numctlinputfrag; /* number of fragments on input */
|
|
extern u_long numctlinputerr; /* number of input pkts with err bit set */
|
|
extern u_long numctlbadoffset; /* number of input pkts with nonzero offset */
|
|
extern u_long numctlbadversion; /* number of input pkts with unknown version */
|
|
extern u_long numctldatatooshort; /* data too short for count */
|
|
extern u_long numctlbadop; /* bad op code found in packet */
|
|
extern u_long numasyncmsgs; /* number of async messages we've sent */
|
|
|
|
/* ntp_intres.c */
|
|
extern keyid_t req_keyid; /* request keyid */
|
|
extern char * req_file; /* name of the file with configuration info */
|
|
|
|
/*
|
|
* Other statistics of possible interest
|
|
*/
|
|
extern volatile u_long packets_dropped; /* total number of packets dropped on reception */
|
|
extern volatile u_long packets_ignored; /* packets received on wild card interface */
|
|
extern volatile u_long packets_received;/* total number of packets received */
|
|
extern u_long packets_sent; /* total number of packets sent */
|
|
extern u_long packets_notsent; /* total number of packets which couldn't be sent */
|
|
|
|
extern volatile u_long handler_calls; /* number of calls to interrupt handler */
|
|
extern volatile u_long handler_pkts; /* number of pkts received by handler */
|
|
extern u_long io_timereset; /* time counters were reset */
|
|
|
|
/*
|
|
* Interface stuff
|
|
*/
|
|
extern struct interface *any_interface; /* pointer to default interface */
|
|
extern struct interface *loopback_interface; /* point to loopback interface */
|
|
|
|
/*
|
|
* File descriptor masks etc. for call to select
|
|
*/
|
|
extern fd_set activefds;
|
|
extern int maxactivefd;
|
|
|
|
/* ntp_loopfilter.c */
|
|
extern double drift_comp; /* clock frequency (ppm) */
|
|
extern double clock_stability; /* clock stability (ppm) */
|
|
extern double clock_max; /* max offset allowed before step (s) */
|
|
extern u_long pps_control; /* last pps sample time */
|
|
|
|
/*
|
|
* Clock state machine control flags
|
|
*/
|
|
extern int ntp_enable; /* clock discipline enabled */
|
|
extern int pll_control; /* kernel support available */
|
|
extern int kern_enable; /* kernel support enabled */
|
|
extern int ext_enable; /* external clock enabled */
|
|
extern int pps_update; /* pps update valid */
|
|
extern int allow_set_backward; /* step corrections allowed */
|
|
extern int correct_any; /* corrections > 1000 s allowed */
|
|
|
|
/*
|
|
* Clock state machine variables
|
|
*/
|
|
extern u_char sys_poll; /* log2 of system poll interval */
|
|
extern int state; /* clock discipline state */
|
|
extern int tc_counter; /* poll-adjust counter */
|
|
extern u_long last_time; /* time of last clock update (s) */
|
|
extern double last_offset; /* last clock offset (s) */
|
|
extern double allan_xpt; /* Allan intercept (s) */
|
|
extern double sys_error; /* system standard error (s) */
|
|
|
|
/* ntp_monitor.c */
|
|
extern struct mon_data mon_mru_list;
|
|
extern struct mon_data mon_fifo_list;
|
|
extern int mon_enabled;
|
|
|
|
/* ntp_peer.c */
|
|
extern struct peer *peer_hash[]; /* peer hash table */
|
|
extern int peer_hash_count[]; /* count of peers in each bucket */
|
|
extern struct peer *assoc_hash[]; /* association ID hash table */
|
|
extern int assoc_hash_count[];
|
|
extern int peer_free_count;
|
|
|
|
/*
|
|
* Miscellaneous statistic counters which may be queried.
|
|
*/
|
|
extern u_long peer_timereset; /* time stat counters were zeroed */
|
|
extern u_long findpeer_calls; /* number of calls to findpeer */
|
|
extern u_long assocpeer_calls; /* number of calls to findpeerbyassoc */
|
|
extern u_long peer_allocations; /* number of allocations from the free list */
|
|
extern u_long peer_demobilizations; /* number of structs freed to free list */
|
|
extern int total_peer_structs; /* number of peer structs in circulation */
|
|
extern int peer_associations; /* number of active associations */
|
|
|
|
/* ntp_proto.c */
|
|
/*
|
|
* System variables are declared here. See Section 3.2 of the
|
|
* specification.
|
|
*/
|
|
extern u_char sys_leap; /* system leap indicator */
|
|
extern u_char sys_stratum; /* stratum of system */
|
|
extern s_char sys_precision; /* local clock precision */
|
|
extern double sys_rootdelay; /* distance to current sync source */
|
|
extern double sys_rootdispersion; /* dispersion of system clock */
|
|
extern u_int32 sys_refid; /* reference source for local clock */
|
|
extern l_fp sys_reftime; /* time we were last updated */
|
|
extern struct peer *sys_peer; /* our current peer */
|
|
extern u_long sys_automax; /* maximum session key lifetime */
|
|
|
|
/*
|
|
* Nonspecified system state variables.
|
|
*/
|
|
extern int sys_bclient; /* we set our time to broadcasts */
|
|
extern double sys_bdelay; /* broadcast client default delay */
|
|
extern int sys_authenticate; /* requre authentication for config */
|
|
extern l_fp sys_authdelay; /* authentication delay */
|
|
extern keyid_t sys_private; /* private value for session seed */
|
|
extern int sys_manycastserver; /* 1 => respond to manycast client pkts */
|
|
|
|
/*
|
|
* Statistics counters
|
|
*/
|
|
extern u_long sys_stattime; /* time when we started recording */
|
|
extern u_long sys_badstratum; /* packets with invalid stratum */
|
|
extern u_long sys_oldversionpkt; /* old version packets received */
|
|
extern u_long sys_newversionpkt; /* new version packets received */
|
|
extern u_long sys_unknownversion; /* don't know version packets */
|
|
extern u_long sys_badlength; /* packets with bad length */
|
|
extern u_long sys_processed; /* packets processed */
|
|
extern u_long sys_badauth; /* packets dropped because of auth */
|
|
extern u_long sys_limitrejected; /* pkts rejected due to client count per net */
|
|
|
|
/* ntp_refclock.c */
|
|
#ifdef REFCLOCK
|
|
#if defined(PPS) || defined(HAVE_PPSAPI)
|
|
extern int fdpps; /* pps file descriptor */
|
|
#endif /* PPS */
|
|
#endif
|
|
|
|
/* ntp_request.c */
|
|
extern keyid_t info_auth_keyid; /* keyid used to authenticate requests */
|
|
|
|
/* ntp_restrict.c */
|
|
extern struct restrictlist *restrictlist; /* the restriction list */
|
|
extern u_long client_limit;
|
|
extern u_long client_limit_period;
|
|
|
|
/* ntp_timer.c */
|
|
extern volatile int alarm_flag; /* alarm flag */
|
|
extern u_long sys_revoke; /* keys revoke timeout */
|
|
extern volatile u_long alarm_overflow;
|
|
extern u_long current_time; /* current time (s) */
|
|
extern u_long timer_timereset;
|
|
extern u_long timer_overflows;
|
|
extern u_long timer_xmtcalls;
|
|
|
|
/* ntp_util.c */
|
|
extern int stats_control; /* write stats to fileset? */
|
|
|
|
/* ntpd.c */
|
|
extern volatile int debug; /* debugging flag */
|
|
extern int nofork; /* no-fork flag */
|
|
extern int initializing; /* initializing flag */
|
|
|
|
/* refclock_conf.c */
|
|
#ifdef REFCLOCK
|
|
extern struct refclock *refclock_conf[]; /* refclock configuration table */
|
|
extern u_char num_refclock_conf;
|
|
#endif
|