/*
 * Copyright (C) 2012 by Darren Reed.
 *
 * See the IPFILTER.LICENCE file for details on licencing.
 *
 * $Id$
 */

#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <sys/param.h>
#if !defined(__SVR4) && !defined(__svr4__)
#include <strings.h>
#endif
#include <stdlib.h>
#include <unistd.h>
#include <stddef.h>
#include <syslog.h>
#include "facpri.h"



typedef struct  table   {
        char    *name;
        int     value;
} table_t;

table_t facs[] = {
        { "kern", LOG_KERN },   { "user", LOG_USER },
        { "mail", LOG_MAIL },   { "daemon", LOG_DAEMON },
        { "auth", LOG_AUTH },   { "syslog", LOG_SYSLOG },
        { "lpr", LOG_LPR },     { "news", LOG_NEWS },
        { "uucp", LOG_UUCP },
#if LOG_CRON == LOG_CRON2
        { "cron2", LOG_CRON1 },
#else
        { "cron", LOG_CRON1 },
#endif
#ifdef LOG_FTP
        { "ftp", LOG_FTP },
#endif
#ifdef LOG_AUTHPRIV
        { "authpriv", LOG_AUTHPRIV },
#endif
#ifdef  LOG_AUDIT
        { "audit", LOG_AUDIT },
#endif
#ifdef  LOG_LFMT
        { "logalert", LOG_LFMT },
#endif
#if LOG_CRON == LOG_CRON1
        { "cron", LOG_CRON2 },
#else
        { "cron2", LOG_CRON2 },
#endif
#ifdef  LOG_SECURITY
        { "security", LOG_SECURITY },
#endif
        { "local0", LOG_LOCAL0 },       { "local1", LOG_LOCAL1 },
        { "local2", LOG_LOCAL2 },       { "local3", LOG_LOCAL3 },
        { "local4", LOG_LOCAL4 },       { "local5", LOG_LOCAL5 },
        { "local6", LOG_LOCAL6 },       { "local7", LOG_LOCAL7 },
        { NULL, 0 }
};


/*
 * map a facility number to its name
 */
char *
fac_toname(int facpri)
{
        int     i, j, fac;

        fac = facpri & LOG_FACMASK;
        j = fac >> 3;
        if (j < nitems(facs)) {
                if (facs[j].value == fac)
                        return (facs[j].name);
        }
        for (i = 0; facs[i].name; i++)
                if (fac == facs[i].value)
                        return (facs[i].name);

        return (NULL);
}


/*
 * map a facility name to its number
 */
int
fac_findname(char *name)
{
        int     i;

        for (i = 0; facs[i].name; i++)
                if (!strcmp(facs[i].name, name))
                        return (facs[i].value);
        return (-1);
}


table_t pris[] = {
        { "emerg", LOG_EMERG },         { "alert", LOG_ALERT  },
        { "crit", LOG_CRIT },           { "err", LOG_ERR  },
        { "warn", LOG_WARNING },        { "notice", LOG_NOTICE  },
        { "info", LOG_INFO },           { "debug", LOG_DEBUG  },
        { NULL, 0 }
};


/*
 * map a facility name to its number
 */
int
pri_findname(char *name)
{
        int     i;

        for (i = 0; pris[i].name; i++)
                if (!strcmp(pris[i].name, name))
                        return (pris[i].value);
        return (-1);
}


/*
 * map a priority number to its name
 */
char *
pri_toname(int facpri)
{
        int     i, pri;

        pri = facpri & LOG_PRIMASK;
        if (pris[pri].value == pri)
                return (pris[pri].name);
        for (i = 0; pris[i].name; i++)
                if (pri == pris[i].value)
                        return (pris[i].name);
        return (NULL);
}