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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
23: /*
24: * Copyright (c) 1982, 1986, 1988, 1993
25: * The Regents of the University of California. All rights reserved.
26: *
27: * Redistribution and use in source and binary forms, with or without
28: * modification, are permitted provided that the following conditions
29: * are met:
30: * 1. Redistributions of source code must retain the above copyright
31: * notice, this list of conditions and the following disclaimer.
32: * 2. Redistributions in binary form must reproduce the above copyright
33: * notice, this list of conditions and the following disclaimer in the
34: * documentation and/or other materials provided with the distribution.
35: * 3. All advertising materials mentioning features or use of this software
36: * must display the following acknowledgement:
37: * This product includes software developed by the University of
38: * California, Berkeley and its contributors.
39: * 4. Neither the name of the University nor the names of its contributors
40: * may be used to endorse or promote products derived from this software
41: * without specific prior written permission.
42: *
43: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
44: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
45: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
46: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
47: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
48: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
49: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
50: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
51: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
52: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53: * SUCH DAMAGE.
54: *
55: * @(#)syslog.h 8.1 (Berkeley) 6/2/93
56: */
57:
58: #ifndef _SYS_SYSLOG_H_
59: #define _SYS_SYSLOG_H_
60:
61: #define _PATH_LOG "/var/run/syslog"
62:
63: /*
64: * priorities/facilities are encoded into a single 32-bit quantity, where the
65: * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility
66: * (0-big number). Both the priorities and the facilities map roughly
67: * one-to-one to strings in the syslogd(8) source code. This mapping is
68: * included in this file.
69: *
70: * priorities (these are ordered)
71: */
72: #define LOG_EMERG 0 /* system is unusable */
73: #define LOG_ALERT 1 /* action must be taken immediately */
74: #define LOG_CRIT 2 /* critical conditions */
75: #define LOG_ERR 3 /* error conditions */
76: #define LOG_WARNING 4 /* warning conditions */
77: #define LOG_NOTICE 5 /* normal but significant condition */
78: #define LOG_INFO 6 /* informational */
79: #define LOG_DEBUG 7 /* debug-level messages */
80:
81: #define LOG_PRIMASK 0x07 /* mask to extract priority part (internal) */
82: /* extract priority */
83: #define LOG_PRI(p) ((p) & LOG_PRIMASK)
84: #define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
85:
86: #ifdef SYSLOG_NAMES
87: #define INTERNAL_NOPRI 0x10 /* the "no priority" priority */
88: /* mark "facility" */
89: #define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0)
90: typedef struct _code {
91: char *c_name;
92: int c_val;
93: } CODE;
94:
95: CODE prioritynames[] = {
96: "alert", LOG_ALERT,
97: "crit", LOG_CRIT,
98: "debug", LOG_DEBUG,
99: "emerg", LOG_EMERG,
100: "err", LOG_ERR,
101: "error", LOG_ERR, /* DEPRECATED */
102: "info", LOG_INFO,
103: "none", INTERNAL_NOPRI, /* INTERNAL */
104: "notice", LOG_NOTICE,
105: "panic", LOG_EMERG, /* DEPRECATED */
106: "warn", LOG_WARNING, /* DEPRECATED */
107: "warning", LOG_WARNING,
108: NULL, -1,
109: };
110: #endif
111:
112: /* facility codes */
113: #define LOG_KERN (0<<3) /* kernel messages */
114: #define LOG_USER (1<<3) /* random user-level messages */
115: #define LOG_MAIL (2<<3) /* mail system */
116: #define LOG_DAEMON (3<<3) /* system daemons */
117: #define LOG_AUTH (4<<3) /* security/authorization messages */
118: #define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
119: #define LOG_LPR (6<<3) /* line printer subsystem */
120: #define LOG_NEWS (7<<3) /* network news subsystem */
121: #define LOG_UUCP (8<<3) /* UUCP subsystem */
122: #define LOG_CRON (9<<3) /* clock daemon */
123: #define LOG_AUTHPRIV (10<<3) /* security/authorization messages (private) */
124: #define LOG_FTP (11<<3) /* ftp daemon */
125: #define LOG_NETINFO (12<<3) /* NetInfo */
126: #define LOG_REMOTEAUTH (13<<3) /* remote authentication/authorization */
127:
128: /* other codes through 15 reserved for system use */
129: #define LOG_LOCAL0 (16<<3) /* reserved for local use */
130: #define LOG_LOCAL1 (17<<3) /* reserved for local use */
131: #define LOG_LOCAL2 (18<<3) /* reserved for local use */
132: #define LOG_LOCAL3 (19<<3) /* reserved for local use */
133: #define LOG_LOCAL4 (20<<3) /* reserved for local use */
134: #define LOG_LOCAL5 (21<<3) /* reserved for local use */
135: #define LOG_LOCAL6 (22<<3) /* reserved for local use */
136: #define LOG_LOCAL7 (23<<3) /* reserved for local use */
137:
138: #define LOG_NFACILITIES 24 /* current number of facilities */
139: #define LOG_FACMASK 0x03f8 /* mask to extract facility part */
140: /* facility of pri */
141: #define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
142:
143: #ifdef SYSLOG_NAMES
144: CODE facilitynames[] = {
145: "auth", LOG_AUTH,
146: "authpriv", LOG_AUTHPRIV,
147: "cron", LOG_CRON,
148: "daemon", LOG_DAEMON,
149: "ftp", LOG_FTP,
150: "kern", LOG_KERN,
151: "lpr", LOG_LPR,
152: "mail", LOG_MAIL,
153: "mark", INTERNAL_MARK, /* INTERNAL */
154: "netinfo", LOG_NETINFO,
155: "remoteauth", LOG_REMOTEAUTH,
156: "news", LOG_NEWS,
157: "security", LOG_AUTH, /* DEPRECATED */
158: "syslog", LOG_SYSLOG,
159: "user", LOG_USER,
160: "uucp", LOG_UUCP,
161: "local0", LOG_LOCAL0,
162: "local1", LOG_LOCAL1,
163: "local2", LOG_LOCAL2,
164: "local3", LOG_LOCAL3,
165: "local4", LOG_LOCAL4,
166: "local5", LOG_LOCAL5,
167: "local6", LOG_LOCAL6,
168: "local7", LOG_LOCAL7,
169: NULL, -1,
170: };
171: #endif
172:
173: #ifdef KERNEL
174: #define LOG_PRINTF -1 /* pseudo-priority to indicate use of printf */
175: #endif
176:
177: /*
178: * arguments to setlogmask.
179: */
180: #define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
181: #define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
182:
183: /*
184: * Option flags for openlog.
185: *
186: * LOG_ODELAY no longer does anything.
187: * LOG_NDELAY is the inverse of what it used to be.
188: */
189: #define LOG_PID 0x01 /* log the pid with each message */
190: #define LOG_CONS 0x02 /* log on the console if errors in sending */
191: #define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
192: #define LOG_NDELAY 0x08 /* don't delay open */
193: #define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
194: #define LOG_PERROR 0x20 /* log to stderr as well */
195:
196: #include <sys/cdefs.h>
197:
198: #ifndef KERNEL
199:
200: /*
201: * Don't use va_list in the vsyslog() prototype. Va_list is typedef'd in two
202: * places (<machine/varargs.h> and <machine/stdarg.h>), so if we include one
203: * of them here we may collide with the utility's includes. It's unreasonable
204: * for utilities to have to include one of them to include syslog.h, so we get
205: * _BSD_VA_LIST_ from <machine/ansi.h> and use it.
206: */
207: #include <machine/ansi.h>
208:
209: __BEGIN_DECLS
210: void closelog __P((void));
211: void openlog __P((const char *, int, int));
212: int setlogmask __P((int));
213: void syslog __P((int, const char *, ...));
214: void vsyslog __P((int, const char *, _BSD_VA_LIST_));
215: __END_DECLS
216:
217: #else /* !KERNEL */
218:
219: /*
220: * bit field descriptions for printf %r and %R formats
221: */
222:
223: /*
224: * printf("%r %R", val, reg_descp);
225: * struct reg_desc *reg_descp;
226: *
227: * the %r and %R formats allow formatted output of bit fields.
228: * reg_descp points to an array of reg_desc structures, each element of the
229: * array describes a range of bits within val. the array should have a
230: * final element with all structure elements 0.
231: * %r outputs a string of the format "<bit field descriptions>"
232: * %R outputs a string of the format "0x%x<bit field descriptions>"
233: *
234: * The fields in a reg_desc are:
235: * unsigned rd_mask; An appropriate mask to isolate the bit field
236: * within a word, and'ed with val
237: *
238: * int rd_shift; A shift amount to be done to the isolated
239: * bit field. done before printing the isolate
240: * bit field with rd_format and before searching
241: * for symbolic value names in rd_values
242: *
243: * char *rd_name; If non-null, a bit field name to label any
244: * out from rd_format or searching rd_values.
245: * if neither rd_format or rd_values is non-null
246: * rd_name is printed only if the isolated
247: * bit field is non-null.
248: *
249: * char *rd_format; If non-null, the shifted bit field value
250: * is printed using this format.
251: *
252: * struct reg_values *rd_values; If non-null, a pointer to a table
253: * matching numeric values with symbolic names.
254: * rd_values are searched and the symbolic
255: * value is printed if a match is found, if no
256: * match is found "???" is printed.
257: *
258: * printf("%n %N", val, reg_valuesp);
259: * struct reg_values *reg_valuesp;
260: *
261: * the %n and %N formats allow formatted output of symbolic constants
262: * Reg_valuesp is a pointer to an array of struct reg_values which pairs
263: * numeric values (rv_value) with symbolic names (rv_name). The array is
264: * terminated with a reg_values entry that has a null pointer for the
265: * rv_name field. When %n or %N is used rd_values are searched and the
266: * symbolic value is printed if a match is found, if no match is found
267: * "???" is printed.
268: *
269: * printf("%C", val);
270: * int val;
271: *
272: * the %C format prints an int as a 4 character string.
273: * The most significant byte of the int is printed first, the least
274: * significant byte is printed last.
275: */
276:
277: /*
278: * register values
279: * map between numeric values and symbolic values
280: */
281: struct reg_values {
282: unsigned rv_value;
283: char *rv_name;
284: };
285:
286: /*
287: * register descriptors are used for formatted prints of register values
288: * rd_mask and rd_shift must be defined, other entries may be null
289: */
290: struct reg_desc {
291: unsigned rd_mask; /* mask to extract field */
292: int rd_shift; /* shift for extracted value, - >>, + << */
293: char *rd_name; /* field name */
294: char *rd_format; /* format to print field */
295: struct reg_values *rd_values; /* symbolic names of values */
296: };
297:
298: void logpri __P((int));
299: void log __P((int, const char *, ...));
300: void addlog __P((const char *, ...));
301:
302: #endif /* !KERNEL */
303: #endif /* !_SYS_SYSLOG_H_ */
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