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log.h revision 1.4 
      1 /*	$NetBSD: log.h,v 1.4 2011/09/07 17:49:19 christos Exp $	*/
      2 /* $OpenBSD: log.h,v 1.18 2011/06/17 21:44:30 djm Exp $ */
      3 
      4 /*
      5  * Author: Tatu Ylonen <ylo (at) cs.hut.fi>
      6  * Copyright (c) 1995 Tatu Ylonen <ylo (at) cs.hut.fi>, Espoo, Finland
      7  *                    All rights reserved
      8  *
      9  * As far as I am concerned, the code I have written for this software
     10  * can be used freely for any purpose.  Any derived versions of this
     11  * software must be clearly marked as such, and if the derived work is
     12  * incompatible with the protocol description in the RFC file, it must be
     13  * called by a name other than "ssh" or "Secure Shell".
     14  */
     15 
     16 #ifndef SSH_LOG_H
     17 #define SSH_LOG_H
     18 
     19 /* Supported syslog facilities and levels. */
     20 typedef enum {
     21 	SYSLOG_FACILITY_DAEMON,
     22 	SYSLOG_FACILITY_USER,
     23 	SYSLOG_FACILITY_AUTH,
     24 	SYSLOG_FACILITY_LOCAL0,
     25 	SYSLOG_FACILITY_LOCAL1,
     26 	SYSLOG_FACILITY_LOCAL2,
     27 	SYSLOG_FACILITY_LOCAL3,
     28 	SYSLOG_FACILITY_LOCAL4,
     29 	SYSLOG_FACILITY_LOCAL5,
     30 	SYSLOG_FACILITY_LOCAL6,
     31 	SYSLOG_FACILITY_LOCAL7,
     32 	SYSLOG_FACILITY_NOT_SET = -1
     33 }       SyslogFacility;
     34 
     35 typedef enum {
     36 	SYSLOG_LEVEL_QUIET,
     37 	SYSLOG_LEVEL_FATAL,
     38 	SYSLOG_LEVEL_ERROR,
     39 	SYSLOG_LEVEL_INFO,
     40 	SYSLOG_LEVEL_VERBOSE,
     41 	SYSLOG_LEVEL_DEBUG1,
     42 	SYSLOG_LEVEL_DEBUG2,
     43 	SYSLOG_LEVEL_DEBUG3,
     44 	SYSLOG_LEVEL_NOT_SET = -1
     45 }       LogLevel;
     46 
     47 typedef void (log_handler_fn)(LogLevel, const char *, void *);
     48 
     49 void     log_init(const char *, LogLevel, SyslogFacility, int);
     50 
     51 SyslogFacility	log_facility_number(char *);
     52 const char * 	log_facility_name(SyslogFacility);
     53 LogLevel	log_level_number(char *);
     54 const char *	log_level_name(LogLevel);
     55 
     56 void     fatal(const char *, ...) __attribute__((noreturn))
     57     __attribute__((format(printf, 1, 2)));
     58 void     error(const char *, ...) __attribute__((format(printf, 1, 2)));
     59 void     sigdie(const char *, ...)  __attribute__((noreturn))
     60     __attribute__((format(printf, 1, 2)));
     61 void     logit(const char *, ...) __attribute__((format(printf, 1, 2)));
     62 void     verbose(const char *, ...) __attribute__((format(printf, 1, 2)));
     63 void     debug(const char *, ...) __attribute__((format(printf, 1, 2)));
     64 void     debug2(const char *, ...) __attribute__((format(printf, 1, 2)));
     65 void     debug3(const char *, ...) __attribute__((format(printf, 1, 2)));
     66 
     67 
     68 void	 set_log_handler(log_handler_fn *, void *);
     69 void	 do_log2(LogLevel, const char *, ...)
     70     __attribute__((format(printf, 2, 3)));
     71 void	 do_log(LogLevel, const char *, va_list);
     72 void	 cleanup_exit(int) __attribute__((noreturn));
     73 #endif
     74