| 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 | |