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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2022 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* Portions Copyright (c) 1990 Regents of the University of Michigan.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of Michigan at Ann Arbor. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*/
#ifndef LDAP_LOG_H
#define LDAP_LOG_H
#include <stdio.h>
#include <ldap_cdefs.h>
LDAP_BEGIN_DECL
/*
* debug reporting levels.
*
* They start with the syslog levels, and
* go down in importance. The normal
* debugging levels begin with LDAP_LEVEL_ENTRY
*
*/
/*
* The "OLD_DEBUG" means that all logging occurs at LOG_DEBUG
*/
#ifdef OLD_DEBUG
/* original behavior: all logging occurs at the same severity level */
#if defined(LDAP_DEBUG) && defined(LDAP_SYSLOG)
#define LDAP_LEVEL_EMERG ldap_syslog_level
#define LDAP_LEVEL_ALERT ldap_syslog_level
#define LDAP_LEVEL_CRIT ldap_syslog_level
#define LDAP_LEVEL_ERR ldap_syslog_level
#define LDAP_LEVEL_WARNING ldap_syslog_level
#define LDAP_LEVEL_NOTICE ldap_syslog_level
#define LDAP_LEVEL_INFO ldap_syslog_level
#define LDAP_LEVEL_DEBUG ldap_syslog_level
#else /* !LDAP_DEBUG || !LDAP_SYSLOG */
#define LDAP_LEVEL_EMERG (7)
#define LDAP_LEVEL_ALERT (7)
#define LDAP_LEVEL_CRIT (7)
#define LDAP_LEVEL_ERR (7)
#define LDAP_LEVEL_WARNING (7)
#define LDAP_LEVEL_NOTICE (7)
#define LDAP_LEVEL_INFO (7)
#define LDAP_LEVEL_DEBUG (7)
#endif /* !LDAP_DEBUG || !LDAP_SYSLOG */
#else /* ! OLD_DEBUG */
/* map syslog onto LDAP severity levels */
#ifdef LOG_DEBUG
#define LDAP_LEVEL_EMERG LOG_EMERG
#define LDAP_LEVEL_ALERT LOG_ALERT
#define LDAP_LEVEL_CRIT LOG_CRIT
#define LDAP_LEVEL_ERR LOG_ERR
#define LDAP_LEVEL_WARNING LOG_WARNING
#define LDAP_LEVEL_NOTICE LOG_NOTICE
#define LDAP_LEVEL_INFO LOG_INFO
#define LDAP_LEVEL_DEBUG LOG_DEBUG
#else /* ! LOG_DEBUG */
#define LDAP_LEVEL_EMERG (0)
#define LDAP_LEVEL_ALERT (1)
#define LDAP_LEVEL_CRIT (2)
#define LDAP_LEVEL_ERR (3)
#define LDAP_LEVEL_WARNING (4)
#define LDAP_LEVEL_NOTICE (5)
#define LDAP_LEVEL_INFO (6)
#define LDAP_LEVEL_DEBUG (7)
#endif /* ! LOG_DEBUG */
#endif /* ! OLD_DEBUG */
#if 0
/* in case we need to reuse the unused bits of severity */
#define LDAP_LEVEL_MASK(s) ((s) & 0x7)
#else
#define LDAP_LEVEL_MASK(s) (s)
#endif
/* (yet) unused */
#define LDAP_LEVEL_ENTRY (0x08) /* log function entry points */
#define LDAP_LEVEL_ARGS (0x10) /* log function call parameters */
#define LDAP_LEVEL_RESULTS (0x20) /* Log function results */
#define LDAP_LEVEL_DETAIL1 (0x40) /* log level 1 function operational details */
#define LDAP_LEVEL_DETAIL2 (0x80) /* Log level 2 function operational details */
/* end of (yet) unused */
/* original subsystem selection mechanism */
#define LDAP_DEBUG_TRACE 0x0001
#define LDAP_DEBUG_PACKETS 0x0002
#define LDAP_DEBUG_ARGS 0x0004
#define LDAP_DEBUG_CONNS 0x0008
#define LDAP_DEBUG_BER 0x0010
#define LDAP_DEBUG_FILTER 0x0020
#define LDAP_DEBUG_CONFIG 0x0040
#define LDAP_DEBUG_ACL 0x0080
#define LDAP_DEBUG_STATS 0x0100
#define LDAP_DEBUG_STATS2 0x0200
#define LDAP_DEBUG_SHELL 0x0400
#define LDAP_DEBUG_PARSE 0x0800
#if 0 /* no longer used (nor supported) */
#define LDAP_DEBUG_CACHE 0x1000
#define LDAP_DEBUG_INDEX 0x2000
#endif
#define LDAP_DEBUG_SYNC 0x4000
#define LDAP_DEBUG_NONE 0x8000
#define LDAP_DEBUG_ANY (-1)
/* debugging stuff */
#ifdef LDAP_DEBUG
/*
* This is a bogus extern declaration for the compiler. No need to ensure
* a 'proper' dllimport.
*/
#ifndef ldap_debug
extern int ldap_debug;
#endif /* !ldap_debug */
#ifdef LDAP_SYSLOG
extern int ldap_syslog;
extern int ldap_syslog_level;
#ifdef HAVE_EBCDIC
#define syslog eb_syslog
extern void eb_syslog(int pri, const char *fmt, ...);
#endif /* HAVE_EBCDIC */
#endif /* LDAP_SYSLOG */
#endif /* LDAP_DEBUG */
/* we keep libldap working with preprocessors that can't do variadic macros */
#ifndef LDAP_INT_DEBUG
/* this doesn't below as part of ldap.h */
#ifdef LDAP_DEBUG
#ifdef LDAP_SYSLOG
#define LogTest(level) ( ( ldap_debug | ldap_syslog ) & (level) )
#define Log(level, severity, ...) \
do { \
if ( ldap_debug & (level) ) \
lutil_debug( ldap_debug, (level), __VA_ARGS__ ); \
if ( ldap_syslog & (level) ) \
syslog( LDAP_LEVEL_MASK((severity)), __VA_ARGS__ ); \
} while ( 0 )
#else /* ! LDAP_SYSLOG */
#define LogTest(level) ( ldap_debug & (level) )
#define Log(level, severity, ...) \
do { \
if ( ldap_debug & (level) ) \
lutil_debug( ldap_debug, (level), __VA_ARGS__ ); \
} while ( 0 )
#endif /* ! LDAP_SYSLOG */
#else /* ! LDAP_DEBUG */
/* TODO: in case LDAP_DEBUG is undefined, make sure logs with appropriate
* severity gets thru anyway */
#define LogTest(level) ( 0 )
#define Log(level, severity, ...) ((void) 0)
#endif /* ! LDAP_DEBUG */
#define Debug(level, ...) \
Log((level), ldap_syslog_level, __VA_ARGS__ )
#endif /* ! LDAP_INT_DEBUG */
/* Actually now in liblber/debug.c */
LDAP_LUTIL_F(int) lutil_debug_file LDAP_P(( FILE *file ));
LDAP_LUTIL_F(void) lutil_debug LDAP_P((
int debug, int level,
const char* fmt, ... )) LDAP_GCCATTR((format(printf, 3, 4)));
#ifdef LDAP_DEFINE_LDAP_DEBUG
/* This struct matches the head of ldapoptions in <ldap-int.h> */
struct ldapoptions_prefix {
short ldo_valid;
int ldo_debug;
};
#define ldap_debug \
(*(int *) ((char *)&ldap_int_global_options \
+ offsetof(struct ldapoptions_prefix, ldo_debug)))
struct ldapoptions;
LDAP_V ( struct ldapoptions ) ldap_int_global_options;
#endif /* LDAP_DEFINE_LDAP_DEBUG */
LDAP_END_DECL
#endif /* LDAP_LOG_H */
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