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/* Copyright (c) 2016 Phoenix Systems
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.*/
#ifndef SYSLOG_H
#define SYSLOG_H
#include <stdlib.h>
#define LOG_EMERG 0 /* System is unusable */
#define LOG_ALERT 1 /* Action must be taken immediately */
#define LOG_CRIT 2 /* Critical conditions */
#define LOG_ERR 3 /* Error conditions */
#define LOG_WARNING 4 /* Warning conditions */
#define LOG_NOTICE 5 /* Normal but significant condition */
#define LOG_INFO 6 /* Informational */
#define LOG_DEBUG 7 /* Debug-level messages */
#define LOG_PRIMASK 0x07 /* Mask to extract priority part (internal) */
#define LOG_PRI(p) ((p) & LOG_PRIMASK) /* Extract priority */
#define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
#ifdef SYSLOG_NAMES
#define INTERNAL_NOPRI 0x10 /* The "no priority" priority */
#define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0) /* Mark "facility" */
typedef struct _code {
char *c_name;
int c_val;
} CODE;
CODE prioritynames[] = {
"alert", LOG_ALERT,
"crit", LOG_CRIT,
"debug", LOG_DEBUG,
"emerg", LOG_EMERG,
"err", LOG_ERR,
"error", LOG_ERR, /* DEPRECATED */
"info", LOG_INFO,
"none", INTERNAL_NOPRI, /* INTERNAL */
"notice", LOG_NOTICE,
"panic", LOG_EMERG, /* DEPRECATED */
"warn", LOG_WARNING, /* DEPRECATED */
"warning", LOG_WARNING,
NULL, -1,
};
#endif
/* Facility codes */
#define LOG_KERN (0 << 3) /* Kernel messages */
#define LOG_USER (1 << 3) /* Random user-level messages */
#define LOG_MAIL (2 << 3) /* Mail system */
#define LOG_DAEMON (3 << 3) /* System daemons */
#define LOG_AUTH (4 << 3) /* Security/authorization messages */
#define LOG_SYSLOG (5 << 3) /* Messages generated internally by syslogd */
#define LOG_LPR (6 << 3) /* Line printer subsystem */
#define LOG_NEWS (7 << 3) /* Network news subsystem */
#define LOG_UUCP (8 << 3) /* UUCP subsystem */
#define LOG_CRON (9 << 3) /* Clock daemon */
#define LOG_AUTHPRIV (10 << 3) /* Security/authorization messages (private) */
/* Other codes through 15 reserved for system use */
#define LOG_LOCAL0 (16 << 3) /* Reserved for local use */
#define LOG_LOCAL1 (17 << 3) /* Reserved for local use */
#define LOG_LOCAL2 (18 << 3) /* Reserved for local use */
#define LOG_LOCAL3 (19 << 3) /* Reserved for local use */
#define LOG_LOCAL4 (20 << 3) /* Reserved for local use */
#define LOG_LOCAL5 (21 << 3) /* Reserved for local use */
#define LOG_LOCAL6 (22 << 3) /* Reserved for local use */
#define LOG_LOCAL7 (23 << 3) /* Reserved for local use */
#define LOG_NFACILITIES 24 /* Current number of facilities */
#define LOG_FACMASK 0x03f8 /* Mask to extract facility part */
#define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3) /* Facility of pri */
#ifdef SYSLOG_NAMES
CODE facilitynames[] = {
"auth", LOG_AUTH,
"authpriv", LOG_AUTHPRIV,
"cron", LOG_CRON,
"daemon", LOG_DAEMON,
"kern", LOG_KERN,
"lpr", LOG_LPR,
"mail", LOG_MAIL,
"mark", INTERNAL_MARK, /* INTERNAL */
"news", LOG_NEWS,
"security", LOG_AUTH, /* DEPRECATED */
"syslog", LOG_SYSLOG,
"user", LOG_USER,
"uucp", LOG_UUCP,
"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, -1,
};
#endif
/* Arguments to setlogmask */
#define LOG_MASK(pri) (1 << (pri)) /* Mask for one priority */
#define LOG_UPTO(pri) ((1 << ((pri) + 1)) - 1) /* All priorities through pri */
/*
* Option flags for openlog.
*
* LOG_ODELAY no longer does anything.
* LOG_NDELAY is the inverse of what it used to be.
*/
#define LOG_PID 0x01 /* Log the pid with each message */
#define LOG_CONS 0x02 /* Log on the console if errors in sending */
#define LOG_ODELAY 0x04 /* Delay open until first syslog() (default) */
#define LOG_NDELAY 0x08 /* Don't delay open */
#define LOG_NOWAIT 0x10 /* Don't wait for console forks: DEPRECATED */
#define LOG_PERROR 0x20 /* Log to stderr as well */
void openlog(const char *ident, int option, int facility);
void syslog(int priority, const char *format, ...);
void closelog();
#endif
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