syslog.h 6.9 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196
  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. * 3. All advertising materials mentioning features or use of this software
  14. * must display the following acknowledgement:
  15. * This product includes software developed by the University of
  16. * California, Berkeley and its contributors.
  17. * 4. Neither the name of the University nor the names of its contributors
  18. * may be used to endorse or promote products derived from this software
  19. * without specific prior written permission.
  20. *
  21. * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24. * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31. * SUCH DAMAGE.
  32. *
  33. * @(#)syslog.h 8.1 (Berkeley) 6/2/93
  34. */
  35. #ifndef _SYS_SYSLOG_H
  36. #define _SYS_SYSLOG_H 1
  37. #include <features.h>
  38. // #define __need___va_list
  39. #include <stdarg.h>
  40. #define _PATH_LOG "/dev/log"
  41. /*
  42. * priorities/facilities are encoded into a single 32-bit quantity, where the
  43. * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility
  44. * (0-big number). Both the priorities and the facilities map roughly
  45. * one-to-one to strings in the syslogd(8) source code. This mapping is
  46. * included in this file.
  47. *
  48. * priorities (these are ordered)
  49. */
  50. #define LOG_EMERG 0 /* system is unusable */
  51. #define LOG_ALERT 1 /* action must be taken immediately */
  52. #define LOG_CRIT 2 /* critical conditions */
  53. #define LOG_ERR 3 /* error conditions */
  54. #define LOG_WARNING 4 /* warning conditions */
  55. #define LOG_NOTICE 5 /* normal but significant condition */
  56. #define LOG_INFO 6 /* informational */
  57. #define LOG_DEBUG 7 /* debug-level messages */
  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. #ifdef SYSLOG_NAMES
  63. #define INTERNAL_NOPRI 0x10 /* the "no priority" priority */
  64. /* mark "facility" */
  65. #define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0)
  66. typedef struct _code {
  67. char *c_name;
  68. int c_val;
  69. } CODE;
  70. CODE prioritynames[] =
  71. {
  72. { "alert", LOG_ALERT },
  73. { "crit", LOG_CRIT },
  74. { "debug", LOG_DEBUG },
  75. { "emerg", LOG_EMERG },
  76. { "err", LOG_ERR },
  77. { "error", LOG_ERR }, /* DEPRECATED */
  78. { "info", LOG_INFO },
  79. { "none", INTERNAL_NOPRI }, /* INTERNAL */
  80. { "notice", LOG_NOTICE },
  81. { "panic", LOG_EMERG }, /* DEPRECATED */
  82. { "warn", LOG_WARNING }, /* DEPRECATED */
  83. { "warning", LOG_WARNING },
  84. { NULL, -1 }
  85. };
  86. #endif
  87. /* facility codes */
  88. #define LOG_KERN (0<<3) /* kernel messages */
  89. #define LOG_USER (1<<3) /* random user-level messages */
  90. #define LOG_MAIL (2<<3) /* mail system */
  91. #define LOG_DAEMON (3<<3) /* system daemons */
  92. #define LOG_AUTH (4<<3) /* security/authorization messages */
  93. #define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
  94. #define LOG_LPR (6<<3) /* line printer subsystem */
  95. #define LOG_NEWS (7<<3) /* network news subsystem */
  96. #define LOG_UUCP (8<<3) /* UUCP subsystem */
  97. #define LOG_CRON (9<<3) /* clock daemon */
  98. #define LOG_AUTHPRIV (10<<3) /* security/authorization messages (private) */
  99. #define LOG_FTP (11<<3) /* ftp daemon */
  100. /* other codes through 15 reserved for system use */
  101. #define LOG_LOCAL0 (16<<3) /* reserved for local use */
  102. #define LOG_LOCAL1 (17<<3) /* reserved for local use */
  103. #define LOG_LOCAL2 (18<<3) /* reserved for local use */
  104. #define LOG_LOCAL3 (19<<3) /* reserved for local use */
  105. #define LOG_LOCAL4 (20<<3) /* reserved for local use */
  106. #define LOG_LOCAL5 (21<<3) /* reserved for local use */
  107. #define LOG_LOCAL6 (22<<3) /* reserved for local use */
  108. #define LOG_LOCAL7 (23<<3) /* reserved for local use */
  109. #define LOG_NFACILITIES 24 /* current number of facilities */
  110. #define LOG_FACMASK 0x03f8 /* mask to extract facility part */
  111. /* facility of pri */
  112. #define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
  113. #ifdef SYSLOG_NAMES
  114. CODE facilitynames[] =
  115. {
  116. { "auth", LOG_AUTH },
  117. { "authpriv", LOG_AUTHPRIV },
  118. { "cron", LOG_CRON },
  119. { "daemon", LOG_DAEMON },
  120. { "ftp", LOG_FTP },
  121. { "kern", LOG_KERN },
  122. { "lpr", LOG_LPR },
  123. { "mail", LOG_MAIL },
  124. { "mark", INTERNAL_MARK }, /* INTERNAL */
  125. { "news", LOG_NEWS },
  126. { "security", LOG_AUTH }, /* DEPRECATED */
  127. { "syslog", LOG_SYSLOG },
  128. { "user", LOG_USER },
  129. { "uucp", LOG_UUCP },
  130. { "local0", LOG_LOCAL0 },
  131. { "local1", LOG_LOCAL1 },
  132. { "local2", LOG_LOCAL2 },
  133. { "local3", LOG_LOCAL3 },
  134. { "local4", LOG_LOCAL4 },
  135. { "local5", LOG_LOCAL5 },
  136. { "local6", LOG_LOCAL6 },
  137. { "local7", LOG_LOCAL7 },
  138. { NULL, -1 }
  139. };
  140. #endif
  141. /*
  142. * arguments to setlogmask.
  143. */
  144. #define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
  145. #define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
  146. /*
  147. * Option flags for openlog.
  148. *
  149. * LOG_ODELAY no longer does anything.
  150. * LOG_NDELAY is the inverse of what it used to be.
  151. */
  152. #define LOG_PID 0x01 /* log the pid with each message */
  153. #define LOG_CONS 0x02 /* log on the console if errors in sending */
  154. #define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
  155. #define LOG_NDELAY 0x08 /* don't delay open */
  156. #define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
  157. #define LOG_PERROR 0x20 /* log to stderr as well */
  158. __BEGIN_DECLS
  159. /* Close desriptor used to write to system logger. */
  160. extern void closelog __P ((void));
  161. /* Open connection to system logger. */
  162. extern void openlog __P ((__const char *__ident, int __option,
  163. int __facility));
  164. /* Set the log mask level. */
  165. extern int setlogmask __P ((int __mask));
  166. /* Generate a log message using FMT string and option arguments. */
  167. extern void syslog __P ((int __pri, __const char *__fmt, ...));
  168. #ifdef __USE_BSD
  169. /* Generate a log message using FMT and using arguments pointed to by AP. */
  170. extern void vsyslog __P ((int __pri, __const char *__fmt,
  171. va_list __ap));
  172. #endif
  173. __END_DECLS
  174. #endif /* sys/syslog.h */