#include "ntp.h"
#include "ntp_stdlib.h"
#include "ntp_syslog.h"
#include "ntp_debug.h"
#include "ntp_syslog.h"
#include "ntp_select.h"
#include "ntp_malloc.h"
#include "ntp_refclock.h"
#include "ntp_intres.h"
#include "recvbuff.h"
#ifdef DEBUG
# define DPRINTF(lvl, arg) \
do { \
if (debug >= (lvl)) \
mprintf arg; \
} while (0)
#else
# define DPRINTF(lvl, arg) do {} while (0)
#endif
#ifdef SYS_WINNT
extern void win_time_stepped(void);
#endif
#define TAI_1972 10
extern char *keysdir;
extern char * saveconfigdir;
extern void getconfig (int, char **);
extern void ctl_clr_stats (void);
extern int ctlclrtrap (sockaddr_u *, struct interface *, int);
extern u_short ctlpeerstatus (struct peer *);
extern int ctlsettrap (sockaddr_u *, struct interface *, int, int);
extern u_short ctlsysstatus (void);
extern void init_control (void);
extern void process_control (struct recvbuf *, int);
extern void report_event (int, struct peer *, const char *);
extern int mprintf_event (int, struct peer *, const char *, ...)
NTP_PRINTF(3, 4);
struct ctl_var {
u_short code;
u_short flags;
const char *text;
};
#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 (struct ctl_var **, u_long, u_short);
extern void free_varlist (struct ctl_var *);
extern void set_var (struct ctl_var **, const char *, u_long, u_short);
extern void set_sys_var (const char *, u_long, u_short);
extern const char * get_ext_sys_var(const char *tag);
typedef struct interface_info {
endpt * ep;
u_char action;
} interface_info_t;
typedef void (*interface_receiver_t) (void *, interface_info_t *);
extern void interface_enumerate (interface_receiver_t, void *);
extern endpt * getinterface (sockaddr_u *, u_int32);
extern endpt * select_peerinterface (struct peer *, sockaddr_u *,
endpt *);
extern endpt * findinterface (sockaddr_u *);
extern endpt * findbcastinter (sockaddr_u *);
extern void enable_broadcast (endpt *, sockaddr_u *);
extern void enable_multicast_if (endpt *, sockaddr_u *);
extern void interface_update (interface_receiver_t, void *);
#ifndef HAVE_IO_COMPLETION_PORT
extern void io_handler (void);
#endif
extern void init_io (void);
extern void io_open_sockets (void);
extern void io_clr_stats (void);
extern void io_setbclient (void);
extern void io_unsetbclient (void);
extern void io_multicast_add(sockaddr_u *);
extern void io_multicast_del(sockaddr_u *);
extern void sendpkt (sockaddr_u *, struct interface *, int, struct pkt *, int);
#ifdef DEBUG
extern void collect_timing (struct recvbuf *, const char *, int, l_fp *);
#endif
#ifdef HAVE_SIGNALED_IO
extern void wait_for_signal (void);
extern void unblock_io_and_alarm (void);
extern void block_io_and_alarm (void);
# define UNBLOCK_IO_AND_ALARM() unblock_io_and_alarm()
# define BLOCK_IO_AND_ALARM() block_io_and_alarm()
#else
# define UNBLOCK_IO_AND_ALARM() do {} while (0)
# define BLOCK_IO_AND_ALARM() do {} while (0)
#endif
#define latoa(pif) localaddrtoa(pif)
extern const char * localaddrtoa(endpt *);
extern void init_loopfilter(void);
extern int local_clock(struct peer *, double);
extern void adj_host_clock(void);
extern void loop_config(int, double);
extern void select_loop(int);
extern void huffpuff(void);
extern u_long sys_clocktime;
extern u_int sys_tai;
extern int freq_cnt;
#define MON_HASH_SIZE ((size_t)1U << mon_hash_bits)
#define MON_HASH_MASK (MON_HASH_SIZE - 1)
#define MON_HASH(addr) (sock_hash(addr) & MON_HASH_MASK)
extern void init_mon (void);
extern void mon_start (int);
extern void mon_stop (int);
extern u_short ntp_monitor (struct recvbuf *, u_short);
extern void mon_clearinterface(endpt *interface);
extern void init_peer (void);
extern struct peer *findexistingpeer(sockaddr_u *, const char *,
struct peer *, int, u_char);
extern struct peer *findpeer (struct recvbuf *, int, int *);
extern struct peer *findpeerbyassoc(associd_t);
extern void set_peerdstadr (struct peer *, endpt *);
extern struct peer *newpeer (sockaddr_u *, const char *,
endpt *, u_char, u_char,
u_char, u_char, u_int, u_char, u_int32,
keyid_t, const char *);
extern void peer_all_reset (void);
extern void peer_clr_stats (void);
extern struct peer *peer_config(sockaddr_u *, const char *,
endpt *, u_char, u_char,
u_char, u_char, u_int, u_int32,
keyid_t, const char *, const char *);
extern void peer_reset (struct peer *);
extern void refresh_all_peerinterfaces(void);
extern void unpeer (struct peer *);
extern void clear_all (void);
extern int score_all (struct peer *);
extern struct peer *findmanycastpeer(struct recvbuf *);
extern void peer_cleanup (void);
extern u_long get_dns_flags (const char*, struct peer *);
#ifdef AUTOKEY
extern int crypto_recv (struct peer *, struct recvbuf *);
extern int crypto_xmit (struct peer *, struct pkt *,
struct recvbuf *, int,
struct exten *, keyid_t);
extern keyid_t session_key (sockaddr_u *, sockaddr_u *, keyid_t,
keyid_t, u_long);
extern int make_keylist (struct peer *, struct interface *);
extern void key_expire (struct peer *);
extern void crypto_update (void);
extern void crypto_update_taichange(void);
extern void crypto_config (int, char *);
extern void crypto_setup (void);
extern u_int crypto_ident (struct peer *);
extern struct exten *crypto_args (struct peer *, u_int, associd_t, char *);
extern int crypto_public (struct peer *, u_char *, u_int);
extern void value_free (struct value *);
extern char *iffpar_file;
extern EVP_PKEY *iffpar_pkey;
extern char *gqpar_file;
extern EVP_PKEY *gqpar_pkey;
extern char *mvpar_file;
extern EVP_PKEY *mvpar_pkey;
extern struct value tai_leap;
#endif
extern void transmit (struct peer *);
extern void receive (struct recvbuf *);
extern void peer_clear (struct peer *, const char *);
extern void process_packet (struct peer *, struct pkt *, u_int);
extern void clock_select (void);
extern void set_sys_leap (u_char);
extern u_long leapsec;
extern int leapdif;
extern int sys_orphan;
extern double sys_mindisp;
extern double sys_maxdist;
extern char *sys_ident;
extern void poll_update (struct peer *, u_char);
extern void clear (struct peer *);
extern void clock_filter (struct peer *, double, double, double);
extern void init_proto (void);
extern void set_sys_tick_precision(double);
extern void proto_config (int, u_long, double, sockaddr_u *);
extern void proto_clr_stats (void);
#ifdef REFCLOCK
extern int refclock_newpeer (struct peer *);
extern void refclock_unpeer (struct peer *);
extern void refclock_receive (struct peer *);
extern void refclock_transmit (struct peer *);
extern void init_refclock (void);
#endif
extern void init_request (void);
extern void process_private (struct recvbuf *, int);
extern void reset_auth_stats(void);
extern void init_restrict (void);
extern u_short restrictions (sockaddr_u *);
extern void hack_restrict (int, sockaddr_u *, sockaddr_u *,
u_short, u_short, u_long);
extern void restrict_source (sockaddr_u *, int, u_long);
extern void init_timer (void);
extern void reinit_timer (void);
extern void timer (void);
extern void timer_clr_stats (void);
extern void timer_interfacetimeout (u_long);
extern volatile int interface_interval;
extern u_long orphwait;
#ifdef AUTOKEY
extern char *sys_hostname;
extern char *sys_groupname;
extern char *group_name;
extern u_long sys_revoke;
extern u_long sys_automax;
#endif
extern void init_util (void);
extern void write_stats (void);
extern void stats_config (int, const char *);
extern void record_peer_stats (sockaddr_u *, int, double, double, double, double);
extern void record_proto_stats (char *);
extern void record_loop_stats (double, double, double, double, int);
extern void record_clock_stats (sockaddr_u *, const char *);
extern int mprintf_clock_stats(sockaddr_u *, const char *, ...)
NTP_PRINTF(2, 3);
extern void record_raw_stats (sockaddr_u *srcadr, sockaddr_u *dstadr, l_fp *t1, l_fp *t2, l_fp *t3, l_fp *t4, int leap, int version, int mode, int stratum, int ppoll, int precision, double root_delay, double root_dispersion, u_int32 refid);
extern void check_leap_file (int is_daily_check, u_int32 ntptime, const time_t * systime);
extern void record_crypto_stats (sockaddr_u *, const char *);
#ifdef DEBUG
extern void record_timing_stats (const char *);
#endif
extern char * fstostr(time_t);
extern void parse_cmdline_opts(int *, char ***);
#define MOREDEBUGSIG SIGUSR1
#define LESSDEBUGSIG SIGUSR2
#ifndef SYS_WINNT
# define SIGDIE1 SIGHUP
# define SIGDIE2 SIGINT
# define SIGDIE3 SIGQUIT
# define SIGDIE4 SIGTERM
#endif
extern char const * progname;
extern int saved_argc;
extern char **saved_argv;
extern char *sys_phone[];
#if defined(HAVE_SCHED_SETSCHEDULER)
extern int config_priority_override;
extern int config_priority;
#endif
extern char *ntp_signd_socket;
extern struct config_tree_tag *cfg_tree_history;
#ifdef BC_LIST_FRAMEWORK_NOT_YET_USED
typedef struct bc_entry_tag {
int token;
int enabled;
} bc_entry;
extern bc_entry bc_list[];
#endif
extern int num_ctl_traps;
extern keyid_t ctl_auth_keyid;
extern u_long ctltimereset;
extern u_long numctlreq;
extern u_long numctlbadpkts;
extern u_long numctlresponses;
extern u_long numctlfrags;
extern u_long numctlerrors;
extern u_long numctltooshort;
extern u_long numctlinputresp;
extern u_long numctlinputfrag;
extern u_long numctlinputerr;
extern u_long numctlbadoffset;
extern u_long numctlbadversion;
extern u_long numctldatatooshort;
extern u_long numctlbadop;
extern u_long numasyncmsgs;
extern volatile u_long packets_dropped;
extern volatile u_long packets_ignored;
extern volatile u_long packets_received;
extern u_long packets_sent;
extern u_long packets_notsent;
extern volatile u_long handler_calls;
extern volatile u_long handler_pkts;
extern u_long io_timereset;
extern int disable_dynamic_updates;
extern u_int sys_ifnum;
extern endpt * any_interface;
extern endpt * any6_interface;
extern endpt * loopback_interface;
extern endpt * ep_list;
extern double drift_comp;
extern double clock_stability;
extern double clock_max_back;
extern double clock_max_fwd;
extern double clock_panic;
extern double clock_phi;
extern double clock_minstep;
extern double clock_codec;
#ifdef KERNEL_PLL
extern int pll_status;
#endif
extern int ntp_enable;
extern int pll_control;
extern int kern_enable;
extern int hardpps_enable;
extern int ext_enable;
extern int cal_enable;
extern int allow_panic;
extern int enable_panic_check;
extern int force_step_once;
extern int mode_ntpdate;
extern int peer_ntpdate;
extern int mode_wakeup;
extern u_long wake_timer;
extern u_char sys_poll;
extern int state;
extern int tc_counter;
extern u_long last_time;
extern double last_offset;
extern u_char allan_xpt;
extern double clock_jitter;
extern double sys_offset;
extern double sys_jitter;
extern u_char mon_hash_bits;
extern mon_entry ** mon_hash;
extern mon_entry mon_mru_list;
extern u_int mon_enabled;
extern u_int mru_alloc;
extern u_int mru_entries;
extern u_int mru_peakentries;
extern u_int mru_initalloc;
extern u_int mru_incalloc;
extern u_int mru_mindepth;
extern int mru_maxage;
extern u_int mru_maxdepth;
extern int mon_age;
extern struct peer *peer_hash[NTP_HASH_SIZE];
extern int peer_hash_count[NTP_HASH_SIZE];
extern struct peer *assoc_hash[NTP_HASH_SIZE];
extern int assoc_hash_count[NTP_HASH_SIZE];
extern struct peer *peer_list;
extern int peer_count;
extern int peer_free_count;
extern u_long peer_timereset;
extern u_long findpeer_calls;
extern u_long assocpeer_calls;
extern u_long peer_allocations;
extern u_long peer_demobilizations;
extern int total_peer_structs;
extern int peer_associations;
extern int peer_preempt;
extern u_char sys_leap;
extern u_char sys_stratum;
extern s_char sys_precision;
extern double sys_rootdelay;
extern double sys_rootdisp;
extern u_int32 sys_refid;
extern l_fp sys_reftime;
extern struct peer *sys_peer;
extern int sys_bclient;
extern double sys_bdelay;
extern int sys_authenticate;
extern l_fp sys_authdelay;
extern u_char sys_bcpollbstep;
extern u_long sys_epoch;
extern keyid_t sys_private;
extern int sys_manycastserver;
extern int sys_maxclock;
extern int sys_minclock;
extern int sys_minsane;
extern int sys_floor;
extern int sys_ceiling;
extern u_char sys_ttl[MAX_TTL];
extern u_int sys_ttlmax;
extern u_long sys_stattime;
extern u_long sys_received;
extern u_long sys_processed;
extern u_long sys_restricted;
extern u_long sys_newversion;
extern u_long sys_oldversion;
extern u_long sys_restricted;
extern u_long sys_badlength;
extern u_long sys_badauth;
extern u_long sys_declined;
extern u_long sys_limitrejected;
extern u_long sys_kodsent;
extern keyid_t info_auth_keyid;
extern u_long auth_timereset;
extern restrict_u * restrictlist4;
extern restrict_u * restrictlist6;
extern int ntp_minpkt;
extern u_char ntp_minpoll;
extern u_int32 conf_file_sum;
#ifdef HAVE_NTP_SIGND
extern void send_via_ntp_signd(struct recvbuf *, int, keyid_t, int,
struct pkt *);
#endif
extern volatile int alarm_flag;
extern volatile u_long alarm_overflow;
extern u_long current_time;
extern u_long dns_timer;
extern u_long awake_timer;
extern u_long timer_timereset;
extern u_long timer_overflows;
extern u_long timer_xmtcalls;
extern int leap_sec_in_progress;
#ifdef LEAP_SMEAR
extern struct leap_smear_info leap_smear;
extern int leap_smear_intv;
#endif
#ifdef SYS_WINNT
HANDLE WaitableTimerHandle;
#endif
extern char statsdir[MAXFILENAME];
extern int stats_control;
extern int stats_write_period;
extern double stats_write_tolerance;
extern double wander_threshold;
extern int save_drift_file (void);
extern int awoke(void);
extern int nofork;
extern int initializing;
#ifdef HAVE_DROPROOT
extern int droproot;
extern int root_dropped;
extern char *user;
extern char *group;
extern const char *chrootdir;
#endif
#ifdef HAVE_WORKING_FORK
extern int waitsync_fd_to_close;
#endif
#ifdef SYS_WINNT
extern int accept_wildcard_if_for_winnt;
#endif
#ifdef REFCLOCK
extern struct refclock * const refclock_conf[];
extern u_char num_refclock_conf;
#endif