Annotation of sys/sys/syslog.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: syslog.h,v 1.12 2006/01/06 18:53:06 millert Exp $ */
2: /* $NetBSD: syslog.h,v 1.14 1996/04/03 20:46:44 christos Exp $ */
3:
4: /*
5: * Copyright (c) 1982, 1986, 1988, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. Neither the name of the University nor the names of its contributors
17: * may be used to endorse or promote products derived from this software
18: * without specific prior written permission.
19: *
20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30: * SUCH DAMAGE.
31: *
32: * @(#)syslog.h 8.1 (Berkeley) 6/2/93
33: */
34:
35: #ifndef _SYS_SYSLOG_H_
36: #define _SYS_SYSLOG_H_
37:
38: #define _PATH_LOG "/dev/log"
39:
40: /*
41: * priorities/facilities are encoded into a single 32-bit quantity, where the
42: * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility
43: * (0-big number). Both the priorities and the facilities map roughly
44: * one-to-one to strings in the syslogd(8) source code. This mapping is
45: * included in this file.
46: *
47: * priorities (these are ordered)
48: */
49: #define LOG_EMERG 0 /* system is unusable */
50: #define LOG_ALERT 1 /* action must be taken immediately */
51: #define LOG_CRIT 2 /* critical conditions */
52: #define LOG_ERR 3 /* error conditions */
53: #define LOG_WARNING 4 /* warning conditions */
54: #define LOG_NOTICE 5 /* normal but significant condition */
55: #define LOG_INFO 6 /* informational */
56: #define LOG_DEBUG 7 /* debug-level messages */
57:
58: #define LOG_PRIMASK 0x07 /* mask to extract priority part (internal) */
59: /* extract priority */
60: #define LOG_PRI(p) ((p) & LOG_PRIMASK)
61: #define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
62:
63: #ifdef SYSLOG_NAMES
64: #define INTERNAL_NOPRI 0x10 /* the "no priority" priority */
65: /* mark "facility" */
66: #define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0)
67: typedef struct _code {
68: char *c_name;
69: int c_val;
70: } CODE;
71:
72: CODE prioritynames[] = {
73: { "alert", LOG_ALERT },
74: { "crit", LOG_CRIT },
75: { "debug", LOG_DEBUG },
76: { "emerg", LOG_EMERG },
77: { "err", LOG_ERR },
78: { "error", LOG_ERR }, /* DEPRECATED */
79: { "info", LOG_INFO },
80: { "none", INTERNAL_NOPRI }, /* INTERNAL */
81: { "notice", LOG_NOTICE },
82: { "panic", LOG_EMERG }, /* DEPRECATED */
83: { "warn", LOG_WARNING }, /* DEPRECATED */
84: { "warning", LOG_WARNING },
85: { NULL, -1 },
86: };
87: #endif
88:
89: /* facility codes */
90: #define LOG_KERN (0<<3) /* kernel messages */
91: #define LOG_USER (1<<3) /* random user-level messages */
92: #define LOG_MAIL (2<<3) /* mail system */
93: #define LOG_DAEMON (3<<3) /* system daemons */
94: #define LOG_AUTH (4<<3) /* security/authorization messages */
95: #define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
96: #define LOG_LPR (6<<3) /* line printer subsystem */
97: #define LOG_NEWS (7<<3) /* network news subsystem */
98: #define LOG_UUCP (8<<3) /* UUCP subsystem */
99: #define LOG_CRON (9<<3) /* clock daemon */
100: #define LOG_AUTHPRIV (10<<3) /* security/authorization messages (private) */
101: #define LOG_FTP (11<<3) /* ftp daemon */
102:
103: /* other codes through 15 reserved for system use */
104: #define LOG_LOCAL0 (16<<3) /* reserved for local use */
105: #define LOG_LOCAL1 (17<<3) /* reserved for local use */
106: #define LOG_LOCAL2 (18<<3) /* reserved for local use */
107: #define LOG_LOCAL3 (19<<3) /* reserved for local use */
108: #define LOG_LOCAL4 (20<<3) /* reserved for local use */
109: #define LOG_LOCAL5 (21<<3) /* reserved for local use */
110: #define LOG_LOCAL6 (22<<3) /* reserved for local use */
111: #define LOG_LOCAL7 (23<<3) /* reserved for local use */
112:
113: #define LOG_NFACILITIES 24 /* current number of facilities */
114: #define LOG_FACMASK 0x03f8 /* mask to extract facility part */
115: /* facility of pri */
116: #define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
117:
118: #ifdef SYSLOG_NAMES
119: CODE facilitynames[] = {
120: { "auth", LOG_AUTH },
121: { "authpriv", LOG_AUTHPRIV },
122: { "cron", LOG_CRON },
123: { "daemon", LOG_DAEMON },
124: { "ftp", LOG_FTP },
125: { "kern", LOG_KERN },
126: { "lpr", LOG_LPR },
127: { "mail", LOG_MAIL },
128: { "mark", INTERNAL_MARK }, /* INTERNAL */
129: { "news", LOG_NEWS },
130: { "security", LOG_AUTH }, /* DEPRECATED */
131: { "syslog", LOG_SYSLOG },
132: { "user", LOG_USER },
133: { "uucp", LOG_UUCP },
134: { "local0", LOG_LOCAL0 },
135: { "local1", LOG_LOCAL1 },
136: { "local2", LOG_LOCAL2 },
137: { "local3", LOG_LOCAL3 },
138: { "local4", LOG_LOCAL4 },
139: { "local5", LOG_LOCAL5 },
140: { "local6", LOG_LOCAL6 },
141: { "local7", LOG_LOCAL7 },
142: { NULL, -1 },
143: };
144: #endif
145:
146: /* Used by reentrant functions */
147:
148: struct syslog_data {
149: int log_file;
150: int connected;
151: int opened;
152: int log_stat;
153: const char *log_tag;
154: int log_fac;
155: int log_mask;
156: };
157:
158: #define SYSLOG_DATA_INIT {-1, 0, 0, 0, (const char *)0, LOG_USER, 0xff}
159:
160: #ifdef _KERNEL
161: #define LOG_PRINTF -1 /* pseudo-priority to indicate use of printf */
162: #endif
163:
164: /*
165: * arguments to setlogmask.
166: */
167: #define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
168: #define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
169:
170: /*
171: * Option flags for openlog.
172: *
173: * LOG_ODELAY no longer does anything.
174: * LOG_NDELAY is the inverse of what it used to be.
175: */
176: #define LOG_PID 0x01 /* log the pid with each message */
177: #define LOG_CONS 0x02 /* log on the console if errors in sending */
178: #define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
179: #define LOG_NDELAY 0x08 /* don't delay open */
180: #define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
181: #define LOG_PERROR 0x20 /* log to stderr as well */
182:
183: #ifndef _KERNEL
184:
185: /*
186: * Don't use va_list in the vsyslog() prototype. Va_list is typedef'd in two
187: * places (<machine/varargs.h> and <machine/stdarg.h>), so if we include one
188: * of them here we may collide with the utility's includes. It's unreasonable
189: * for utilities to have to include one of them to include syslog.h, so we get
190: * __va_list from <machine/_types.h> and use it.
191: */
192: #include <sys/cdefs.h>
193: #include <machine/_types.h>
194:
195: __BEGIN_DECLS
196: void closelog(void);
197: void openlog(const char *, int, int);
198: int setlogmask(int);
199: void syslog(int, const char *, ...)
200: __attribute__((__format__(__syslog__,2,3)));
201: void vsyslog(int, const char *, __va_list);
202: void closelog_r(struct syslog_data *);
203: void openlog_r(const char *, int, int, struct syslog_data *);
204: int setlogmask_r(int, struct syslog_data *);
205: void syslog_r(int, struct syslog_data *, const char *, ...)
206: __attribute__((__format__(__syslog__,3,4)));
207: void vsyslog_r(int, struct syslog_data *, const char *, __va_list);
208: __END_DECLS
209:
210: #else /* !_KERNEL */
211:
212: void logpri(int);
213: void log(int, const char *, ...)
214: __attribute__((__format__(__kprintf__,2,3)));
215: int addlog(const char *, ...)
216: __attribute__((__format__(__kprintf__,1,2)));
217: void logwakeup(void);
218:
219: #endif /* !_KERNEL */
220: #endif /* !_SYS_SYSLOG_H_ */
221:
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