NetBSD/dist/ntp/libntp/statestr.c

308 lines
6.6 KiB
C

/* $NetBSD: statestr.c,v 1.3 2006/06/11 19:34:10 kardel Exp $ */
/*
* 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" }
};
#ifdef OPENSSL
/*
* Crypto events
*/
static
struct codestring crypto_codes[] = {
{ XEVNT_OK & ~CRPT_EVENT, "success" },
{ XEVNT_LEN & ~CRPT_EVENT, "bad_field_format_or_length" },
{ XEVNT_TSP & ~CRPT_EVENT, "bad_timestamp" },
{ XEVNT_FSP & ~CRPT_EVENT, "bad_filestamp" },
{ XEVNT_PUB & ~CRPT_EVENT, "bad_or_missing_public_key" },
{ XEVNT_MD & ~CRPT_EVENT, "unsupported_digest_type" },
{ XEVNT_KEY & ~CRPT_EVENT, "unsupported_identity_type" },
{ XEVNT_SGL & ~CRPT_EVENT, "bad_signature_length" },
{ XEVNT_SIG & ~CRPT_EVENT, "signature_not_verified" },
{ XEVNT_VFY & ~CRPT_EVENT, "certificate_not_verified" },
{ XEVNT_PER & ~CRPT_EVENT, "host certificate_expired" },
{ XEVNT_CKY & ~CRPT_EVENT, "bad_or_missing_cookie" },
{ XEVNT_DAT & ~CRPT_EVENT, "bad_or_missing_leapsecond_table" },
{ XEVNT_CRT & ~CRPT_EVENT, "bad_or_missing_certificate" },
{ XEVNT_ID & ~CRPT_EVENT, "bad_or_missing_group_key" },
{ XEVNT_ERR & ~CRPT_EVENT, "protocol_error" },
{ XEVNT_SRV & ~CRPT_EVENT, "server certificate expired" },
{ -1, "crypto" }
};
#endif /* OPENSSL */
/* 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
)
{
if (num & PEER_EVENT)
return (getcode(num & ~PEER_EVENT, peer_codes));
#ifdef OPENSSL
else if (num & CRPT_EVENT)
return (getcode(num & ~CRPT_EVENT, crypto_codes));
#endif /* OPENSSL */
else
return (getcode(num, 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);
}