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76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/* $OpenBSD: log.h,v 1.2 2001/01/29 01:58:16 niklas Exp $ */
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/*
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* Author: Tatu Ylonen <ylo@cs.hut.fi>
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* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
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* All rights reserved
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*
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* As far as I am concerned, the code I have written for this software
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* can be used freely for any purpose. Any derived versions of this
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* software must be clearly marked as such, and if the derived work is
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* incompatible with the protocol description in the RFC file, it must be
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* called by a name other than "ssh" or "Secure Shell".
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*/
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#ifndef SSH_LOG_H
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#define SSH_LOG_H
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/* Supported syslog facilities and levels. */
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typedef enum {
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SYSLOG_FACILITY_DAEMON,
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SYSLOG_FACILITY_USER,
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SYSLOG_FACILITY_AUTH,
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SYSLOG_FACILITY_LOCAL0,
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SYSLOG_FACILITY_LOCAL1,
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SYSLOG_FACILITY_LOCAL2,
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SYSLOG_FACILITY_LOCAL3,
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SYSLOG_FACILITY_LOCAL4,
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SYSLOG_FACILITY_LOCAL5,
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SYSLOG_FACILITY_LOCAL6,
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SYSLOG_FACILITY_LOCAL7
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} SyslogFacility;
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typedef enum {
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SYSLOG_LEVEL_QUIET,
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SYSLOG_LEVEL_FATAL,
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SYSLOG_LEVEL_ERROR,
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SYSLOG_LEVEL_INFO,
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SYSLOG_LEVEL_VERBOSE,
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SYSLOG_LEVEL_DEBUG1,
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SYSLOG_LEVEL_DEBUG2,
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SYSLOG_LEVEL_DEBUG3
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} LogLevel;
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/* Initializes logging. */
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void log_init(char *av0, LogLevel level, SyslogFacility facility, int on_stderr);
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/* Logging implementation, depending on server or client */
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void do_log(LogLevel level, const char *fmt, va_list args);
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/* name to facility/level */
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SyslogFacility log_facility_number(char *name);
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LogLevel log_level_number(char *name);
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/* Output a message to syslog or stderr */
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void fatal(const char *fmt,...) __attribute__((format(printf, 1, 2)));
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void error(const char *fmt,...) __attribute__((format(printf, 1, 2)));
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void log(const char *fmt,...) __attribute__((format(printf, 1, 2)));
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void verbose(const char *fmt,...) __attribute__((format(printf, 1, 2)));
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void debug(const char *fmt,...) __attribute__((format(printf, 1, 2)));
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void debug2(const char *fmt,...) __attribute__((format(printf, 1, 2)));
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void debug3(const char *fmt,...) __attribute__((format(printf, 1, 2)));
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/* same as fatal() but w/o logging */
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void fatal_cleanup(void);
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/*
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* Registers a cleanup function to be called by fatal()/fatal_cleanup()
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* before exiting. It is permissible to call fatal_remove_cleanup for the
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* function itself from the function.
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*/
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void fatal_add_cleanup(void (*proc) (void *context), void *context);
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/* Removes a cleanup function to be called at fatal(). */
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void fatal_remove_cleanup(void (*proc) (void *context), void *context);
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#endif
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