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28f540f4 RM |
1 | /* |
2 | * Copyright (c) 1982, 1986, 1988, 1993 | |
3 | * The Regents of the University of California. All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
28f540f4 RM |
13 | * 4. Neither the name of the University nor the names of its contributors |
14 | * may be used to endorse or promote products derived from this software | |
15 | * without specific prior written permission. | |
16 | * | |
17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
27 | * SUCH DAMAGE. | |
28 | * | |
29 | * @(#)syslog.h 8.1 (Berkeley) 6/2/93 | |
30 | */ | |
31 | ||
5107cf1d UD |
32 | #ifndef _SYS_SYSLOG_H |
33 | #define _SYS_SYSLOG_H 1 | |
34 | ||
af69217f UD |
35 | #include <features.h> |
36 | #define __need___va_list | |
37 | #include <stdarg.h> | |
38 | ||
a334319f UD |
39 | |
40 | #define _PATH_LOG "/dev/log" | |
28f540f4 RM |
41 | |
42 | /* | |
43 | * priorities/facilities are encoded into a single 32-bit quantity, where the | |
44 | * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility | |
45 | * (0-big number). Both the priorities and the facilities map roughly | |
46 | * one-to-one to strings in the syslogd(8) source code. This mapping is | |
47 | * included in this file. | |
48 | * | |
49 | * priorities (these are ordered) | |
50 | */ | |
51 | #define LOG_EMERG 0 /* system is unusable */ | |
52 | #define LOG_ALERT 1 /* action must be taken immediately */ | |
53 | #define LOG_CRIT 2 /* critical conditions */ | |
54 | #define LOG_ERR 3 /* error conditions */ | |
55 | #define LOG_WARNING 4 /* warning conditions */ | |
56 | #define LOG_NOTICE 5 /* normal but significant condition */ | |
57 | #define LOG_INFO 6 /* informational */ | |
58 | #define LOG_DEBUG 7 /* debug-level messages */ | |
59 | ||
60 | #define LOG_PRIMASK 0x07 /* mask to extract priority part (internal) */ | |
61 | /* extract priority */ | |
62 | #define LOG_PRI(p) ((p) & LOG_PRIMASK) | |
63 | #define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri)) | |
64 | ||
65 | #ifdef SYSLOG_NAMES | |
66 | #define INTERNAL_NOPRI 0x10 /* the "no priority" priority */ | |
67 | /* mark "facility" */ | |
68 | #define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0) | |
69 | typedef struct _code { | |
70 | char *c_name; | |
71 | int c_val; | |
72 | } CODE; | |
73 | ||
1fb05e3d UD |
74 | CODE prioritynames[] = |
75 | { | |
76 | { "alert", LOG_ALERT }, | |
77 | { "crit", LOG_CRIT }, | |
78 | { "debug", LOG_DEBUG }, | |
79 | { "emerg", LOG_EMERG }, | |
80 | { "err", LOG_ERR }, | |
81 | { "error", LOG_ERR }, /* DEPRECATED */ | |
82 | { "info", LOG_INFO }, | |
83 | { "none", INTERNAL_NOPRI }, /* INTERNAL */ | |
84 | { "notice", LOG_NOTICE }, | |
85 | { "panic", LOG_EMERG }, /* DEPRECATED */ | |
86 | { "warn", LOG_WARNING }, /* DEPRECATED */ | |
87 | { "warning", LOG_WARNING }, | |
88 | { NULL, -1 } | |
89 | }; | |
28f540f4 RM |
90 | #endif |
91 | ||
92 | /* facility codes */ | |
93 | #define LOG_KERN (0<<3) /* kernel messages */ | |
94 | #define LOG_USER (1<<3) /* random user-level messages */ | |
95 | #define LOG_MAIL (2<<3) /* mail system */ | |
96 | #define LOG_DAEMON (3<<3) /* system daemons */ | |
97 | #define LOG_AUTH (4<<3) /* security/authorization messages */ | |
98 | #define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */ | |
99 | #define LOG_LPR (6<<3) /* line printer subsystem */ | |
100 | #define LOG_NEWS (7<<3) /* network news subsystem */ | |
101 | #define LOG_UUCP (8<<3) /* UUCP subsystem */ | |
102 | #define LOG_CRON (9<<3) /* clock daemon */ | |
103 | #define LOG_AUTHPRIV (10<<3) /* security/authorization messages (private) */ | |
104 | #define LOG_FTP (11<<3) /* ftp daemon */ | |
105 | ||
106 | /* other codes through 15 reserved for system use */ | |
107 | #define LOG_LOCAL0 (16<<3) /* reserved for local use */ | |
108 | #define LOG_LOCAL1 (17<<3) /* reserved for local use */ | |
109 | #define LOG_LOCAL2 (18<<3) /* reserved for local use */ | |
110 | #define LOG_LOCAL3 (19<<3) /* reserved for local use */ | |
111 | #define LOG_LOCAL4 (20<<3) /* reserved for local use */ | |
112 | #define LOG_LOCAL5 (21<<3) /* reserved for local use */ | |
113 | #define LOG_LOCAL6 (22<<3) /* reserved for local use */ | |
114 | #define LOG_LOCAL7 (23<<3) /* reserved for local use */ | |
115 | ||
116 | #define LOG_NFACILITIES 24 /* current number of facilities */ | |
117 | #define LOG_FACMASK 0x03f8 /* mask to extract facility part */ | |
118 | /* facility of pri */ | |
119 | #define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3) | |
120 | ||
121 | #ifdef SYSLOG_NAMES | |
1fb05e3d UD |
122 | CODE facilitynames[] = |
123 | { | |
124 | { "auth", LOG_AUTH }, | |
125 | { "authpriv", LOG_AUTHPRIV }, | |
126 | { "cron", LOG_CRON }, | |
127 | { "daemon", LOG_DAEMON }, | |
128 | { "ftp", LOG_FTP }, | |
129 | { "kern", LOG_KERN }, | |
130 | { "lpr", LOG_LPR }, | |
131 | { "mail", LOG_MAIL }, | |
132 | { "mark", INTERNAL_MARK }, /* INTERNAL */ | |
133 | { "news", LOG_NEWS }, | |
134 | { "security", LOG_AUTH }, /* DEPRECATED */ | |
135 | { "syslog", LOG_SYSLOG }, | |
136 | { "user", LOG_USER }, | |
137 | { "uucp", LOG_UUCP }, | |
138 | { "local0", LOG_LOCAL0 }, | |
139 | { "local1", LOG_LOCAL1 }, | |
140 | { "local2", LOG_LOCAL2 }, | |
141 | { "local3", LOG_LOCAL3 }, | |
142 | { "local4", LOG_LOCAL4 }, | |
143 | { "local5", LOG_LOCAL5 }, | |
144 | { "local6", LOG_LOCAL6 }, | |
145 | { "local7", LOG_LOCAL7 }, | |
146 | { NULL, -1 } | |
147 | }; | |
28f540f4 RM |
148 | #endif |
149 | ||
28f540f4 RM |
150 | /* |
151 | * arguments to setlogmask. | |
152 | */ | |
153 | #define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */ | |
154 | #define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */ | |
155 | ||
156 | /* | |
157 | * Option flags for openlog. | |
158 | * | |
159 | * LOG_ODELAY no longer does anything. | |
160 | * LOG_NDELAY is the inverse of what it used to be. | |
161 | */ | |
162 | #define LOG_PID 0x01 /* log the pid with each message */ | |
163 | #define LOG_CONS 0x02 /* log on the console if errors in sending */ | |
164 | #define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */ | |
165 | #define LOG_NDELAY 0x08 /* don't delay open */ | |
166 | #define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */ | |
167 | #define LOG_PERROR 0x20 /* log to stderr as well */ | |
168 | ||
28f540f4 | 169 | __BEGIN_DECLS |
1fb05e3d | 170 | |
a334319f | 171 | /* Close desriptor used to write to system logger. |
1fb05e3d | 172 | |
2c008571 UD |
173 | This function is a possible cancellation point and therefore not |
174 | marked with __THROW. */ | |
175 | extern void closelog (void); | |
176 | ||
177 | /* Open connection to system logger. | |
178 | ||
179 | This function is a possible cancellation point and therefore not | |
180 | marked with __THROW. */ | |
181 | extern void openlog (__const char *__ident, int __option, int __facility); | |
1fb05e3d UD |
182 | |
183 | /* Set the log mask level. */ | |
c1422e5b | 184 | extern int setlogmask (int __mask) __THROW; |
1fb05e3d | 185 | |
2c008571 UD |
186 | /* Generate a log message using FMT string and option arguments. |
187 | ||
188 | This function is a possible cancellation point and therefore not | |
189 | marked with __THROW. */ | |
190 | extern void syslog (int __pri, __const char *__fmt, ...) | |
a334319f | 191 | __attribute__ ((__format__(__printf__, 2, 3))); |
1fb05e3d | 192 | |
af69217f | 193 | #ifdef __USE_BSD |
2c008571 UD |
194 | /* Generate a log message using FMT and using arguments pointed to by AP. |
195 | ||
196 | This function is not part of POSIX and therefore no official | |
197 | cancellation point. But due to similarity with an POSIX interface | |
198 | or due to the implementation it is a cancellation point and | |
199 | therefore not marked with __THROW. */ | |
c1422e5b | 200 | extern void vsyslog (int __pri, __const char *__fmt, __gnuc_va_list __ap) |
a334319f | 201 | __attribute__ ((__format__(__printf__, 2, 0))); |
af69217f | 202 | #endif |
1fb05e3d | 203 | |
28f540f4 RM |
204 | __END_DECLS |
205 | ||
5107cf1d | 206 | #endif /* sys/syslog.h */ |