261 lines
8.9 KiB
C
261 lines
8.9 KiB
C
/* $NetBSD: syslog.h,v 1.34.8.3 2017/12/03 11:39:21 jdolecek Exp $ */
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/*
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* Copyright (c) 1982, 1986, 1988, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)syslog.h 8.1 (Berkeley) 6/2/93
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*/
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#ifndef _SYS_SYSLOG_H_ /* From NetBSD, for co-existance with C-library header */
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#define _SYS_SYSLOG_H_
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#include <features.h>
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#include <stdarg.h>
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/*
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* Default on *BSD is /var/run/log, but on Linux systems with systemd
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* (journald) this is reserved and may already exist as a directory.
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* For compatibility with GLIBC syslog API, for those who opt not to
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* use this replacement API, we use the default/traditional Linux path
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* /dev/log in the sysklogd project.
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*/
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#ifndef __linux__
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#define _PATH_LOG "/var/run/log"
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#else
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#define _PATH_LOG "/dev/log"
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#endif
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/*
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* priorities/facilities are encoded into a single 32-bit quantity, where the
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* bottom 3 bits are the priority (0-7) and the top 28 bits are the facility
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* (0-big number). Both the priorities and the facilities map roughly
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* one-to-one to strings in the syslogd(8) source code. This mapping is
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* included in this file.
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*
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* priorities (these are ordered)
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*/
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#define LOG_EMERG 0 /* system is unusable */
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#define LOG_ALERT 1 /* action must be taken immediately */
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#define LOG_CRIT 2 /* critical conditions */
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#define LOG_ERR 3 /* error conditions */
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#define LOG_WARN 4 /* warning conditions, alias */
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#define LOG_WARNING 4 /* warning conditions */
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#define LOG_NOTICE 5 /* normal but significant condition */
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#define LOG_INFO 6 /* informational */
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#define LOG_DEBUG 7 /* debug-level messages */
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#define LOG_PRIMASK 0x07 /* mask to extract priority part (internal) */
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/* extract priority */
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#define LOG_PRI(p) ((p) & LOG_PRIMASK)
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#define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
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#ifdef SYSLOG_NAMES
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#define INTERNAL_INVPRI 0x00 /* Value to indicate no priority in f_pmask */
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#define INTERNAL_NOPRI 0x10 /* the "no priority" priority */
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/* mark "facility" */
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#define INTERNAL_ALLPRI 0xFF /* Value to indicate all priorities in f_pmask */
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#define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0)
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typedef struct _code {
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const char *c_name;
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int c_val;
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} CODE;
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CODE prioritynames[] = {
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{ "alert", LOG_ALERT },
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{ "crit", LOG_CRIT },
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{ "debug", LOG_DEBUG },
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{ "emerg", LOG_EMERG },
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{ "err", LOG_ERR },
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{ "error", LOG_ERR }, /* DEPRECATED */
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{ "info", LOG_INFO },
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{ "none", INTERNAL_NOPRI }, /* INTERNAL */
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{ "notice", LOG_NOTICE },
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{ "panic", LOG_EMERG }, /* DEPRECATED */
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{ "warn", LOG_WARNING }, /* DEPRECATED */
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{ "warning", LOG_WARNING },
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{ "*", INTERNAL_ALLPRI }, /* INTERNAL */
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{ NULL, -1 }
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};
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#endif /* SYSLOG_NAMES */
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/* facility codes */
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#define LOG_KERN (0<<3) /* kernel messages */
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#define LOG_USER (1<<3) /* random user-level messages */
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#define LOG_MAIL (2<<3) /* mail system */
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#define LOG_DAEMON (3<<3) /* system daemons */
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#define LOG_AUTH (4<<3) /* security/authorization messages */
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#define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
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#define LOG_LPR (6<<3) /* line printer subsystem */
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#define LOG_NEWS (7<<3) /* network news subsystem */
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#define LOG_UUCP (8<<3) /* UUCP subsystem */
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#define LOG_CRON (9<<3) /* clock daemon */
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#define LOG_AUTHPRIV (10<<3) /* security/authorization messages (private) */
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#define LOG_FTP (11<<3) /* ftp daemon */
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#define LOG_NTP (12<<3) /* NTP subsystem */
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#define LOG_SECURITY (13<<3) /* Log audit, for audit trails */
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#define LOG_CONSOLE (14<<3) /* Log alert */
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#define LOG_CRON_SOL (15<<3) /* clock daemon (Solaris) */
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#define LOG_LOCAL0 (16<<3) /* reserved for local use */
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#define LOG_LOCAL1 (17<<3) /* reserved for local use */
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#define LOG_LOCAL2 (18<<3) /* reserved for local use */
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#define LOG_LOCAL3 (19<<3) /* reserved for local use */
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#define LOG_LOCAL4 (20<<3) /* reserved for local use */
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#define LOG_LOCAL5 (21<<3) /* reserved for local use */
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#define LOG_LOCAL6 (22<<3) /* reserved for local use */
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#define LOG_LOCAL7 (23<<3) /* reserved for local use */
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#define LOG_NFACILITIES 24 /* current number of facilities */
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#define LOG_FACMASK 0x03f8 /* mask to extract facility part */
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/* facility of pri */
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#define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
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#ifdef SYSLOG_NAMES
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CODE facilitynames[] = {
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{ "auth", LOG_AUTH },
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{ "authpriv", LOG_AUTHPRIV },
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{ "console", LOG_CONSOLE },
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{ "cron", LOG_CRON },
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{ "cron_sol", LOG_CRON_SOL }, /* Solaris cron */
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{ "daemon", LOG_DAEMON },
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{ "ftp", LOG_FTP },
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{ "kern", LOG_KERN },
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{ "lpr", LOG_LPR },
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{ "mail", LOG_MAIL },
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{ "mark", INTERNAL_MARK }, /* INTERNAL */
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{ "news", LOG_NEWS },
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{ "ntp", LOG_NTP },
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{ "security", LOG_SECURITY },
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{ "syslog", LOG_SYSLOG },
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{ "user", LOG_USER },
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{ "uucp", LOG_UUCP },
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{ "local0", LOG_LOCAL0 },
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{ "local1", LOG_LOCAL1 },
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{ "local2", LOG_LOCAL2 },
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{ "local3", LOG_LOCAL3 },
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{ "local4", LOG_LOCAL4 },
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{ "local5", LOG_LOCAL5 },
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{ "local6", LOG_LOCAL6 },
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{ "local7", LOG_LOCAL7 },
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{ NULL, -1 }
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};
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#endif /* SYSLOG_NAMES */
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#ifdef __KERNEL__
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#define LOG_PRINTF -1 /* pseudo-priority to indicate use of printf */
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#endif
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/*
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* arguments to setlogmask.
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*/
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#define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
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#define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
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/*
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* Option flags for openlog.
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*
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* LOG_ODELAY no longer does anything.
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* LOG_NDELAY is the inverse of what it used to be.
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*/
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#define LOG_PID 0x001 /* log the pid with each message */
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#define LOG_CONS 0x002 /* log on the console if errors in sending */
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#define LOG_ODELAY 0x004 /* delay open until first syslog() (default) */
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#define LOG_NDELAY 0x008 /* don't delay open */
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#define LOG_NOWAIT 0x010 /* don't wait for console forks: DEPRECATED */
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#define LOG_PERROR 0x020 /* log to stderr as well */
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#define LOG_PTRIM 0x040 /* trim tag and pid from messages to stderr */
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#define LOG_NLOG 0x080 /* don't write to the system log */
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#define LOG_STDOUT 0x100 /* like nlog, for debugging syslogp() API */
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#ifndef __KERNEL__
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/* Used by reentrant functions */
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struct syslog_data {
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int log_version;
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int log_file;
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int log_connected;
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int log_opened;
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int log_stat;
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const char *log_tag;
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const char *log_sockpath; /* Path to socket */
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char log_hostname[256]; /* MAXHOSTNAMELEN */
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int log_fac;
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int log_mask;
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};
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#define SYSLOG_DATA_INIT { \
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.log_version = 1, \
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.log_file = -1, \
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.log_connected = 0, \
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.log_opened = 0, \
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.log_stat = 0, \
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.log_tag = 0, \
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.log_sockpath = NULL, \
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.log_hostname = { '\0' }, \
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.log_fac = LOG_USER, \
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.log_mask = 0xff, \
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}
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__BEGIN_DECLS
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void openlog (const char *, int, int);
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void closelog (void);
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int setlogmask (int);
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void syslog (int, const char *, ...);
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void vsyslog (int, const char *, va_list);
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void syslogp (int, const char *, const char *, const char *, ...);
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void vsyslogp (int, const char *, const char *, const char *, va_list);
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void openlog_r (const char *, int, int, struct syslog_data *);
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void closelog_r (struct syslog_data *);
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int setlogmask_r (int, struct syslog_data *);
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void syslog_r (int, struct syslog_data *, const char *, ...);
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void vsyslog_r (int, struct syslog_data *, const char *, va_list);
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void syslogp_r (int, struct syslog_data *, const char *, const char *,
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const char *, ...);
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void vsyslogp_r (int, struct syslog_data *, const char *, const char *,
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const char *, va_list);
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__END_DECLS
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#else /* !__KERNEL__ */
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void logpri(int);
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void log(int, const char *, ...);
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void vlog(int, const char *, va_list);
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void addlog(const char *, ...);
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void logwakeup(void);
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#endif /* !__KERNEL__ */
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#endif /* !_SYS_SYSLOG_H_ */
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