diff options
Diffstat (limited to 'contrib/ntp/libntp/statestr.c')
| -rw-r--r-- | contrib/ntp/libntp/statestr.c | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/contrib/ntp/libntp/statestr.c b/contrib/ntp/libntp/statestr.c new file mode 100644 index 0000000..7dd6009 --- /dev/null +++ b/contrib/ntp/libntp/statestr.c @@ -0,0 +1,271 @@ +/* + * pretty printing of status information + */ +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif +#include <stdio.h> +#include "ntp_stdlib.h" +#include "ntp_fp.h" +#include "ntp.h" +#include "lib_strbuf.h" +#include "ntp_refclock.h" +#include "ntp_control.h" +#include "ntp_string.h" + +/* + * Structure for turning various constants into a readable string. + */ +struct codestring { + int code; + const char *string; +}; + +/* + * Leap values + */ +static +struct codestring leap_codes[] = { + { LEAP_NOWARNING, "leap_none" }, + { LEAP_ADDSECOND, "leap_add_sec" }, + { LEAP_DELSECOND, "leap_del_sec" }, + { LEAP_NOTINSYNC, "sync_alarm" }, + { -1, "leap" } +}; + +/* + * Clock source + */ +static +struct codestring sync_codes[] = { + { CTL_SST_TS_UNSPEC, "sync_unspec" }, + { CTL_SST_TS_ATOM, "sync_atomic" }, + { CTL_SST_TS_LF, "sync_lf_clock" }, + { CTL_SST_TS_HF, "sync_hf_clock" }, + { CTL_SST_TS_UHF, "sync_uhf_clock" }, + { CTL_SST_TS_LOCAL, "sync_local_proto" }, + { CTL_SST_TS_NTP, "sync_ntp" }, + { CTL_SST_TS_UDPTIME, "sync_udp/time" }, + { CTL_SST_TS_WRSTWTCH, "sync_wristwatch" }, + { CTL_SST_TS_TELEPHONE, "sync_telephone" }, + { -1, "sync" } +}; + + +/* + * Peer selection + */ +static +struct codestring select_codes[] = { + { CTL_PST_SEL_REJECT, "selreject" }, + { CTL_PST_SEL_SANE, "sel_falsetick" }, + { CTL_PST_SEL_CORRECT, "sel_excess" }, + { CTL_PST_SEL_SELCAND, "sel_outlyer" }, + { CTL_PST_SEL_SYNCCAND, "sel_candidat" }, + { CTL_PST_SEL_DISTSYSPEER, "sel_selected" }, + { CTL_PST_SEL_SYSPEER, "sel_sys.peer" }, + { CTL_PST_SEL_PPS, "sel_pps.peer" }, + { -1, "sel" } +}; + + +/* + * Clock status + */ +static +struct codestring clock_codes[] = { + { CTL_CLK_OKAY, "clk_okay" }, + { CTL_CLK_NOREPLY, "clk_noreply" }, + { CTL_CLK_BADFORMAT, "clk_badformat" }, + { CTL_CLK_FAULT, "clk_fault" }, + { CTL_CLK_PROPAGATION, "clk_badsignal" }, + { CTL_CLK_BADDATE, "clk_baddate" }, + { CTL_CLK_BADTIME, "clk_badtime" }, + { -1, "clk" } +}; + + +/* + * System Events + */ +static +struct codestring sys_codes[] = { + { EVNT_UNSPEC, "event_unspec" }, + { EVNT_SYSRESTART, "event_restart" }, + { EVNT_SYSFAULT, "event_fault" }, + { EVNT_SYNCCHG, "event_sync_chg" }, + { EVNT_PEERSTCHG, "event_peer/strat_chg" }, + { EVNT_CLOCKRESET, "event_clock_reset" }, + { EVNT_BADDATETIM, "event_bad_date" }, + { EVNT_CLOCKEXCPT, "event_clock_excptn" }, + { -1, "event" } +}; + +/* + * Peer Events + */ +static +struct codestring peer_codes[] = { + { EVNT_UNSPEC, "event_unspec" }, + { EVNT_PEERIPERR & ~PEER_EVENT, "event_ip_err" }, + { EVNT_PEERAUTH & ~PEER_EVENT, "event_authen" }, + { EVNT_UNREACH & ~PEER_EVENT, "event_unreach" }, + { EVNT_REACH & ~PEER_EVENT, "event_reach" }, + { EVNT_PEERCLOCK & ~PEER_EVENT, "event_peer_clock" }, +#if 0 + { EVNT_PEERSTRAT & ~PEER_EVENT, "event_stratum_chg" }, +#endif + { -1, "event" } +}; + +/* Forwards */ +static const char *getcode P((int, struct codestring *)); +static const char *getevents P((int)); + +/* + * getcode - return string corresponding to code + */ +static const char * +getcode( + int code, + struct codestring *codetab + ) +{ + static char buf[30]; + + while (codetab->code != -1) { + if (codetab->code == code) + return codetab->string; + codetab++; + } + (void) sprintf(buf, "%s_%d", codetab->string, code); + return buf; +} + +/* + * getevents - return a descriptive string for the event count + */ +static const char * +getevents( + int cnt + ) +{ + static char buf[20]; + + if (cnt == 0) + return "no events"; + (void) sprintf(buf, "%d event%s", cnt, (cnt==1) ? "" : "s"); + return buf; +} + +/* + * statustoa - return a descriptive string for a peer status + */ +char * +statustoa( + int type, + int st + ) +{ + char *cb; + u_char pst; + + LIB_GETBUF(cb); + + switch (type) { + case TYPE_SYS: + (void)strcpy(cb, getcode(CTL_SYS_LI(st), leap_codes)); + (void)strcat(cb, ", "); + (void)strcat(cb, getcode(CTL_SYS_SOURCE(st) & ~CTL_SST_TS_PPS, sync_codes)); + if (CTL_SYS_SOURCE(st) & CTL_SST_TS_PPS) + (void)strcat(cb, "/PPS"); + (void)strcat(cb, ", "); + (void)strcat(cb, getevents(CTL_SYS_NEVNT(st))); + (void)strcat(cb, ", "); + (void)strcat(cb, getcode(CTL_SYS_EVENT(st), sys_codes)); + break; + + case TYPE_PEER: + /* + * Handcraft the bits + */ + pst = (u_char) CTL_PEER_STATVAL(st); + if (!(pst & CTL_PST_REACH)) { + (void)strcpy(cb, "unreach"); + } else { + (void)strcpy(cb, "reach"); + + } + if (pst & CTL_PST_CONFIG) + (void)strcat(cb, ", conf"); + if (pst & CTL_PST_AUTHENABLE) { + if (!(pst & CTL_PST_REACH) || (pst & CTL_PST_AUTHENTIC)) + (void)strcat(cb, ", auth"); + else + (void)strcat(cb, ", unauth"); + } + + /* + * Now the codes + */ + if ((pst & 0x7) != CTL_PST_SEL_REJECT) { + (void)strcat(cb, ", "); + (void)strcat(cb, getcode(pst & 0x7, select_codes)); + } + (void)strcat(cb, ", "); + (void)strcat(cb, getevents(CTL_PEER_NEVNT(st))); + if (CTL_PEER_EVENT(st) != EVNT_UNSPEC) { + (void)strcat(cb, ", "); + (void)strcat(cb, getcode(CTL_PEER_EVENT(st), + peer_codes)); + } + break; + + case TYPE_CLOCK: + (void)strcpy(cb, getcode(((st)>>8) & 0xff, clock_codes)); + (void)strcat(cb, ", last_"); + (void)strcat(cb, getcode((st) & 0xff, clock_codes)); + break; + } + return cb; +} + +const char * +eventstr( + int num + ) +{ + return getcode(num & ~PEER_EVENT, (num & PEER_EVENT) ? peer_codes : sys_codes); +} + +const char * +ceventstr( + int num + ) +{ + return getcode(num, clock_codes); +} + +const char * +sysstatstr( + int status + ) +{ + return statustoa(TYPE_SYS, status); +} + +const char * +peerstatstr( + int status + ) +{ + return statustoa(TYPE_PEER, status); +} + +const char * +clockstatstr( + int status + ) +{ + return statustoa(TYPE_CLOCK, status); +} |
