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29c21e4900
* misc/sys/syslog.h: Include <bits/syslog.h> for fortification. * misc/Makefile (headers): Add bits/syslog.h. * include/sys/syslog.h: Add __vsyslog_chk prototype and hidden_proto. * sysdeps/generic/syslog.c: Change vsyslog function to __vsyslog_chk. Call __vfprintf_chk if necessary. Make vsyslog a wrapper. Add __syslog_chk. * misc/Versions: Export __syslog_chk and __vsyslog_chk. * nis/nis_xdr.c: Help gcc to avoid generating unnecessary wrapper functions.
213 lines
7.4 KiB
C
213 lines
7.4 KiB
C
/*
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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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* 4. 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
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#define _SYS_SYSLOG_H 1
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#include <features.h>
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#define __need___va_list
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#include <stdarg.h>
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#define _PATH_LOG "/dev/log"
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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_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_NOPRI 0x10 /* the "no priority" priority */
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/* mark "facility" */
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#define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0)
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typedef struct _code {
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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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{
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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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{ NULL, -1 }
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};
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#endif
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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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/* other codes through 15 reserved for system use */
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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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{
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{ "auth", LOG_AUTH },
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{ "authpriv", LOG_AUTHPRIV },
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{ "cron", LOG_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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{ "security", LOG_AUTH }, /* DEPRECATED */
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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
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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 0x01 /* log the pid with each message */
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#define LOG_CONS 0x02 /* log on the console if errors in sending */
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#define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
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#define LOG_NDELAY 0x08 /* don't delay open */
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#define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
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#define LOG_PERROR 0x20 /* log to stderr as well */
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__BEGIN_DECLS
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/* Close descriptor used to write to system logger.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern void closelog (void);
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/* Open connection to system logger.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern void openlog (__const char *__ident, int __option, int __facility);
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/* Set the log mask level. */
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extern int setlogmask (int __mask) __THROW;
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/* Generate a log message using FMT string and option arguments.
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This function is a possible cancellation point and therefore not
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marked with __THROW. */
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extern void syslog (int __pri, __const char *__fmt, ...)
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__attribute__ ((__format__ (__printf__, 2, 3)));
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#ifdef __USE_BSD
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/* Generate a log message using FMT and using arguments pointed to by AP.
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This function is not part of POSIX and therefore no official
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cancellation point. But due to similarity with an POSIX interface
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or due to the implementation it is a cancellation point and
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therefore not marked with __THROW. */
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extern void vsyslog (int __pri, __const char *__fmt, __gnuc_va_list __ap)
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__attribute__ ((__format__ (__printf__, 2, 0)));
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#endif
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/* Define some macros helping to catch buffer overflows. */
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#if __USE_FORTIFY_LEVEL > 0 && !defined __cplusplus
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# include <bits/syslog.h>
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#endif
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__END_DECLS
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#endif /* sys/syslog.h */
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