syslog.h 6.7 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200
  1. /*
  2. * Copyright (c) 1982, 1986, 1988 Regents of the University of California.
  3. * 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 7.20 (Berkeley) 2/23/91
  34. */
  35. #ifndef _SYS_LOG_H
  36. #define _SYS_LOG_H
  37. #include <features.h>
  38. #define _PATH_LOG "/dev/log"
  39. /*
  40. * priorities/facilities are encoded into a single 32-bit quantity, where the
  41. * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility
  42. * (0-big number). Both the priorities and the facilities map roughly
  43. * one-to-one to strings in the syslogd(8) source code. This mapping is
  44. * included in this file.
  45. *
  46. * priorities (these are ordered)
  47. */
  48. #define LOG_EMERG 0 /* system is unusable */
  49. #define LOG_ALERT 1 /* action must be taken immediately */
  50. #define LOG_CRIT 2 /* critical conditions */
  51. #define LOG_ERR 3 /* error conditions */
  52. #define LOG_WARNING 4 /* warning conditions */
  53. #define LOG_NOTICE 5 /* normal but significant condition */
  54. #define LOG_INFO 6 /* informational */
  55. #define LOG_DEBUG 7 /* debug-level messages */
  56. #define LOG_PRIMASK 0x07 /* mask to extract priority part (internal) */
  57. /* extract priority */
  58. #define LOG_PRI(p) ((p) & LOG_PRIMASK)
  59. #define LOG_MAKEPRI(fac, pri) (((fac) << 3) | (pri))
  60. #ifdef SYSLOG_NAMES
  61. #define INTERNAL_NOPRI 0x10 /* the "no priority" priority */
  62. /* mark "facility" */
  63. #define INTERNAL_MARK LOG_MAKEPRI(LOG_NFACILITIES, 0)
  64. typedef struct _code {
  65. char *c_name;
  66. int c_val;
  67. } CODE;
  68. CODE prioritynames[] = {
  69. { "alert", LOG_ALERT },
  70. { "crit", LOG_CRIT },
  71. { "debug", LOG_DEBUG },
  72. { "emerg", LOG_EMERG },
  73. { "err", LOG_ERR },
  74. { "error", LOG_ERR }, /* DEPRECATED */
  75. { "info", LOG_INFO },
  76. { "none", INTERNAL_NOPRI }, /* INTERNAL */
  77. { "notice", LOG_NOTICE },
  78. { "panic", LOG_EMERG }, /* DEPRECATED */
  79. { "warn", LOG_WARNING }, /* DEPRECATED */
  80. { "warning", LOG_WARNING },
  81. { NULL, -1 }
  82. };
  83. #endif
  84. /* facility codes */
  85. #define LOG_KERN (0<<3) /* kernel messages */
  86. #define LOG_USER (1<<3) /* random user-level messages */
  87. #define LOG_MAIL (2<<3) /* mail system */
  88. #define LOG_DAEMON (3<<3) /* system daemons */
  89. #define LOG_AUTH (4<<3) /* security/authorization messages */
  90. #define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */
  91. #define LOG_LPR (6<<3) /* line printer subsystem */
  92. #define LOG_NEWS (7<<3) /* network news subsystem */
  93. #define LOG_UUCP (8<<3) /* UUCP subsystem */
  94. #define LOG_CRON (9<<3) /* clock daemon */
  95. #define LOG_AUTHPRIV (10<<3) /* security/authorization messages (private) */
  96. /* other codes through 15 reserved for system use */
  97. #define LOG_LOCAL0 (16<<3) /* reserved for local use */
  98. #define LOG_LOCAL1 (17<<3) /* reserved for local use */
  99. #define LOG_LOCAL2 (18<<3) /* reserved for local use */
  100. #define LOG_LOCAL3 (19<<3) /* reserved for local use */
  101. #define LOG_LOCAL4 (20<<3) /* reserved for local use */
  102. #define LOG_LOCAL5 (21<<3) /* reserved for local use */
  103. #define LOG_LOCAL6 (22<<3) /* reserved for local use */
  104. #define LOG_LOCAL7 (23<<3) /* reserved for local use */
  105. #define LOG_NFACILITIES 24 /* current number of facilities */
  106. #define LOG_FACMASK 0x03f8 /* mask to extract facility part */
  107. /* facility of pri */
  108. #define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3)
  109. #ifdef SYSLOG_NAMES
  110. CODE facilitynames[] = {
  111. { "auth", LOG_AUTH },
  112. { "authpriv", LOG_AUTHPRIV },
  113. { "cron", LOG_CRON },
  114. { "daemon", LOG_DAEMON },
  115. { "kern", LOG_KERN },
  116. { "lpr", LOG_LPR },
  117. { "mail", LOG_MAIL },
  118. { "mark", INTERNAL_MARK }, /* INTERNAL */
  119. { "news", LOG_NEWS },
  120. { "security", LOG_AUTH }, /* DEPRECATED */
  121. { "syslog", LOG_SYSLOG },
  122. { "user", LOG_USER },
  123. { "uucp", LOG_UUCP },
  124. { "local0", LOG_LOCAL0 },
  125. { "local1", LOG_LOCAL1 },
  126. { "local2", LOG_LOCAL2 },
  127. { "local3", LOG_LOCAL3 },
  128. { "local4", LOG_LOCAL4 },
  129. { "local5", LOG_LOCAL5 },
  130. { "local6", LOG_LOCAL6 },
  131. { "local7", LOG_LOCAL7 },
  132. { NULL, -1 }
  133. };
  134. #endif
  135. #ifdef KERNEL
  136. #define LOG_PRINTF -1 /* pseudo-priority to indicate use of printf */
  137. #endif
  138. /*
  139. * arguments to setlogmask.
  140. */
  141. #define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */
  142. #define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */
  143. /*
  144. * Option flags for openlog.
  145. *
  146. * LOG_ODELAY no longer does anything.
  147. * LOG_NDELAY is the inverse of what it used to be.
  148. */
  149. #define LOG_PID 0x01 /* log the pid with each message */
  150. #define LOG_CONS 0x02 /* log on the console if errors in sending */
  151. #define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */
  152. #define LOG_NDELAY 0x08 /* don't delay open */
  153. #define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */
  154. #define LOG_PERROR 0x20 /* log to stderr as well */
  155. #ifndef KERNEL
  156. #include <sys/cdefs.h>
  157. __BEGIN_DECLS
  158. #ifdef __GNUC__
  159. /* This define avoids name pollution if we're using GNU stdarg.h */
  160. #define __need___va_list
  161. #include <stdarg.h>
  162. #endif
  163. void closelog __P((void));
  164. void openlog __P((__const char *, int, int));
  165. void setlogmask __P((int));
  166. void syslog __P((int, __const char *, ...))
  167. #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5)
  168. __attribute__ ((format (printf, 2, 0)))
  169. #endif
  170. ;
  171. #ifdef __GNUC_VA_LIST
  172. void vsyslog __P((int, __const char *, __gnuc_va_list));
  173. #else
  174. void vsyslog __P(());
  175. #endif
  176. __END_DECLS
  177. #endif /* !KERNEL */
  178. #endif /* _SYS_LOG_H */