1 | /* $NetBSD: syslog.h,v 1.38 2015/10/15 06:15:22 dholland Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1982, 1986, 1988, 1993 |
5 | * The Regents of the University of California. All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. Neither the name of the University nor the names of its contributors |
16 | * may be used to endorse or promote products derived from this software |
17 | * without specific prior written permission. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
29 | * SUCH DAMAGE. |
30 | * |
31 | * @(#)syslog.h 8.1 (Berkeley) 6/2/93 |
32 | */ |
33 | |
34 | #ifndef _SYS_SYSLOG_H_ |
35 | #define _SYS_SYSLOG_H_ |
36 | |
37 | #include <sys/cdefs.h> |
38 | #include <sys/featuretest.h> |
39 | #include <sys/ansi.h> |
40 | |
41 | #define _PATH_LOG "/var/run/log" |
42 | |
43 | /* |
44 | * priorities/facilities are encoded into a single 32-bit quantity, where the |
45 | * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility |
46 | * (0-big number). Both the priorities and the facilities map roughly |
47 | * one-to-one to strings in the syslogd(8) source code. This mapping is |
48 | * included in this file. |
49 | * |
50 | * priorities (these are ordered) |
51 | */ |
52 | #define LOG_EMERG 0 /* system is unusable */ |
53 | #define LOG_ALERT 1 /* action must be taken immediately */ |
54 | #define LOG_CRIT 2 /* critical conditions */ |
55 | #define LOG_ERR 3 /* error conditions */ |
56 | #define LOG_WARNING 4 /* warning conditions */ |
57 | #define LOG_NOTICE 5 /* normal but significant condition */ |
58 | #define LOG_INFO 6 /* informational */ |
59 | #define LOG_DEBUG 7 /* debug-level messages */ |
60 | |
61 | #define LOG_PRIMASK 0x07 /* mask to extract priority part (internal) */ |
62 | /* extract priority */ |
63 | #define LOG_PRI(p) ((p) & LOG_PRIMASK) |
64 | #define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri)) |
65 | |
66 | #ifdef SYSLOG_NAMES |
67 | #define INTERNAL_NOPRI 0x10 /* the "no priority" priority */ |
68 | /* mark "facility" */ |
69 | #define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0) |
70 | typedef struct _code { |
71 | char *c_name; |
72 | int c_val; |
73 | } CODE; |
74 | |
75 | CODE prioritynames[] = { |
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 /* SYSLOG_NAMES */ |
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 | { "auth" , LOG_AUTH }, |
124 | { "authpriv" , LOG_AUTHPRIV }, |
125 | { "cron" , LOG_CRON }, |
126 | { "daemon" , LOG_DAEMON }, |
127 | { "ftp" , LOG_FTP }, |
128 | { "kern" , LOG_KERN }, |
129 | { "lpr" , LOG_LPR }, |
130 | { "mail" , LOG_MAIL }, |
131 | { "mark" , INTERNAL_MARK }, /* INTERNAL */ |
132 | { "news" , LOG_NEWS }, |
133 | { "security" , LOG_AUTH }, /* DEPRECATED */ |
134 | { "syslog" , LOG_SYSLOG }, |
135 | { "user" , LOG_USER }, |
136 | { "uucp" , LOG_UUCP }, |
137 | { "local0" , LOG_LOCAL0 }, |
138 | { "local1" , LOG_LOCAL1 }, |
139 | { "local2" , LOG_LOCAL2 }, |
140 | { "local3" , LOG_LOCAL3 }, |
141 | { "local4" , LOG_LOCAL4 }, |
142 | { "local5" , LOG_LOCAL5 }, |
143 | { "local6" , LOG_LOCAL6 }, |
144 | { "local7" , LOG_LOCAL7 }, |
145 | { NULL, -1 } |
146 | }; |
147 | #endif /* SYSLOG_NAMES */ |
148 | |
149 | #ifdef _KERNEL |
150 | #define LOG_PRINTF -1 /* pseudo-priority to indicate use of printf */ |
151 | #endif |
152 | |
153 | /* |
154 | * arguments to setlogmask. |
155 | */ |
156 | #define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */ |
157 | #define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */ |
158 | |
159 | /* |
160 | * Option flags for openlog. |
161 | * |
162 | * LOG_ODELAY no longer does anything. |
163 | * LOG_NDELAY is the inverse of what it used to be. |
164 | */ |
165 | #define LOG_PID 0x01 /* log the pid with each message */ |
166 | #define LOG_CONS 0x02 /* log on the console if errors in sending */ |
167 | #define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */ |
168 | #define LOG_NDELAY 0x08 /* don't delay open */ |
169 | #define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */ |
170 | #define LOG_PERROR 0x20 /* log to stderr as well */ |
171 | |
172 | #ifndef _KERNEL |
173 | |
174 | /* Used by reentrant functions */ |
175 | |
176 | struct syslog_data { |
177 | int log_version; |
178 | int log_file; |
179 | int log_connected; |
180 | int log_opened; |
181 | int log_stat; |
182 | const char *log_tag; |
183 | char log_hostname[256]; /* MAXHOSTNAMELEN */ |
184 | int log_fac; |
185 | int log_mask; |
186 | }; |
187 | |
188 | #define SYSLOG_DATA_INIT { \ |
189 | .log_version = 1, \ |
190 | .log_file = -1, \ |
191 | .log_connected = 0, \ |
192 | .log_opened = 0, \ |
193 | .log_stat = 0, \ |
194 | .log_tag = 0, \ |
195 | .log_hostname = { '\0' }, \ |
196 | .log_fac = LOG_USER, \ |
197 | .log_mask = 0xff, \ |
198 | } |
199 | |
200 | __BEGIN_DECLS |
201 | void closelog(void); |
202 | void openlog(const char *, int, int); |
203 | int setlogmask(int); |
204 | void syslog(int, const char *, ...) __sysloglike(2, 3); |
205 | #if defined(_NETBSD_SOURCE) |
206 | void vsyslog(int, const char *, __va_list) __sysloglike(2, 0); |
207 | #ifndef __LIBC12_SOURCE__ |
208 | void closelog_r(struct syslog_data *) __RENAME(__closelog_r60); |
209 | void openlog_r(const char *, int, int, struct syslog_data *) |
210 | __RENAME(__openlog_r60); |
211 | int setlogmask_r(int, struct syslog_data *) __RENAME(__setlogmask_r60); |
212 | void syslog_r(int, struct syslog_data *, const char *, ...) |
213 | __RENAME(__syslog_r60) __sysloglike(3, 4); |
214 | void vsyslog_r(int, struct syslog_data *, const char *, __va_list) |
215 | __RENAME(__vsyslog_r60) __sysloglike(3, 0); |
216 | void syslogp_r(int, struct syslog_data *, const char *, const char *, |
217 | const char *, ...) __RENAME(__syslogp_r60) __sysloglike(5, 6); |
218 | void vsyslogp_r(int, struct syslog_data *, const char *, const char *, |
219 | const char *, __va_list) __RENAME(__vsyslogp_r60) __sysloglike(5, 0); |
220 | #endif |
221 | void syslogp(int, const char *, const char *, const char *, ...) |
222 | __sysloglike(4, 5); |
223 | void vsyslogp(int, const char *, const char *, const char *, __va_list) |
224 | __sysloglike(4, 0); |
225 | #endif |
226 | __END_DECLS |
227 | |
228 | #else /* !_KERNEL */ |
229 | |
230 | void logpri(int); |
231 | void log(int, const char *, ...) __printflike(2, 3); |
232 | void vlog(int, const char *, __va_list) __printflike(2, 0); |
233 | void addlog(const char *, ...) __printflike(1, 2); |
234 | void logwakeup(void); |
235 | |
236 | #endif /* !_KERNEL */ |
237 | |
238 | #endif /* !_SYS_SYSLOG_H_ */ |
239 | |