mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-20 11:11:24 +00:00
155 lines
2.4 KiB
C
155 lines
2.4 KiB
C
#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/param.h>
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#include <netinet/in.h>
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#include <syslog.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include "mbuf.h"
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#include "log.h"
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#include "loadalias.h"
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#include "vars.h"
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static char *LogNames[] = {
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"Async",
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"Carrier",
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"CCP",
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"Chat",
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"Command",
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"Connect",
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"Debug",
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"HDLC",
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"IPCP",
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"LCP",
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"Link",
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"LQM",
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"Phase",
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"TCP/IP",
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"Tun",
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"Warning",
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"Error",
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"Alert"
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};
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#define MSK(n) (1<<((n)-1))
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static u_long LogMask = MSK(LogLINK) | MSK(LogCARRIER) | MSK(LogPHASE);
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static int LogTunno = -1;
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static int
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syslogLevel(int lev)
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{
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switch (lev) {
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case LogDEBUG:return LOG_DEBUG;
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case LogWARN:
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return LOG_WARNING;
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case LogERROR:
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return LOG_ERR;
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case LogALERT:
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return LOG_ALERT;
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}
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return lev >= LogMIN && lev <= LogMAX ? LOG_INFO : 0;
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}
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const char *
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LogName(int id)
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{
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return id < LogMIN || id > LogMAX ? "Unknown" : LogNames[id - 1];
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}
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void
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LogKeep(int id)
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{
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if (id >= LogMIN && id <= LogMAXCONF)
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LogMask |= MSK(id);
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}
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void
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LogDiscard(int id)
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{
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if (id >= LogMIN && id <= LogMAXCONF)
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LogMask &= ~MSK(id);
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}
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void
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LogDiscardAll()
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{
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LogMask = 0;
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}
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int
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LogIsKept(int id)
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{
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if (id < LogMIN)
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return 0;
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if (id <= LogMAXCONF)
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return LogMask & MSK(id);
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return id <= LogMAX;
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}
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void
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LogOpen(const char *Name)
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{
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openlog(Name, LOG_PID, LOG_DAEMON);
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}
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void
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LogSetTun(int tunno)
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{
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LogTunno = tunno;
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}
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void
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LogClose()
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{
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closelog();
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LogTunno = -1;
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}
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void
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LogPrintf(int lev, char *fmt,...)
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{
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va_list ap;
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va_start(ap, fmt);
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if (LogIsKept(lev)) {
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static char nfmt[200];
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if (LogIsKept(LogTUN) && LogTunno != -1)
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snprintf(nfmt, sizeof nfmt, "tun%d: %s: %s",
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LogTunno, LogName(lev), fmt);
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else
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snprintf(nfmt, sizeof nfmt, "%s: %s", LogName(lev), fmt);
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if ((lev == LogERROR || lev == LogALERT || lev == LogWARN) && VarTerm)
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vfprintf(VarTerm, fmt, ap);
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if (lev != LogWARN || !VarTerm)
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vsyslog(syslogLevel(lev), nfmt, ap);
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}
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va_end(ap);
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}
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void
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LogDumpBp(int lev, char *hdr, struct mbuf * bp)
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{
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LogDumpBuff(lev, hdr, MBUF_CTOP(bp), bp->cnt);
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}
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void
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LogDumpBuff(int lev, char *hdr, u_char * ptr, int n)
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{
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if (LogIsKept(lev)) {
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char buf[49];
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char *b;
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int f;
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if (hdr && *hdr)
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LogPrintf(lev, "%s", hdr);
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while (n > 0) {
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b = buf;
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for (f = 0; f < 16 && n--; f++, b += 3)
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sprintf(b, " %02x", (int) *ptr++);
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LogPrintf(lev, buf);
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}
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}
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}
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