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. |
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 | |
32 | #ifndef _SYS_SYSLOG_H |
33 | #define _SYS_SYSLOG_H 1 |
34 | |
35 | #include <features.h> |
36 | #define __need___va_list |
37 | #include <stdarg.h> |
38 | |
39 | /* This file defines _PATH_LOG. */ |
40 | #include <bits/syslog-path.h> |
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) | (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 << 3, 0) |
69 | typedef struct _code { |
70 | char *c_name; |
71 | int c_val; |
72 | } CODE; |
73 | |
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 | }; |
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 |
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 | }; |
148 | #endif |
149 | |
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 | |
169 | __BEGIN_DECLS |
170 | |
171 | /* Close descriptor used to write to system logger. |
172 | |
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); |
182 | |
183 | /* Set the log mask level. */ |
184 | extern int setlogmask (int __mask) __THROW; |
185 | |
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, ...) |
191 | __attribute__ ((__format__ (__printf__, 2, 3))); |
192 | |
193 | #ifdef __USE_MISC |
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. */ |
200 | extern void vsyslog (int __pri, const char *__fmt, __gnuc_va_list __ap) |
201 | __attribute__ ((__format__ (__printf__, 2, 0))); |
202 | #endif |
203 | |
204 | |
205 | /* Define some macros helping to catch buffer overflows. */ |
206 | #if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function |
207 | # include <bits/syslog.h> |
208 | #endif |
209 | #ifdef __LDBL_COMPAT |
210 | # include <bits/syslog-ldbl.h> |
211 | #endif |
212 | |
213 | __END_DECLS |
214 | |
215 | #endif /* sys/syslog.h */ |
216 | |