logger.c File Reference

#include <gwenhywfar/gwenhywfarapi.h>
#include <gwenhywfar/misc.h>
#include <gwenhywfar/buffer.h>
#include <gwenhywfar/gui.h>
#include "logger_p.h"
#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <string.h>

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Functions
int	GWEN_Logger__CreateMessage (GWEN_LOGGER *lg, GWEN_LOGGER_LEVEL priority, const char *s, GWEN_BUFFER *mbuf)
int	GWEN_Logger__Log (GWEN_LOGGER *lg, GWEN_LOGGER_LEVEL priority, const char *s)
void	GWEN_Logger_AddLogger (GWEN_LOGGER *oldLogger, GWEN_LOGGER *newLogger)
void	GWEN_Logger_Attach (GWEN_LOGGER *lg)
void	GWEN_Logger_Close (const char *logDomain)
int	GWEN_Logger_CreateLogMessage (const char *logDomain, GWEN_LOGGER_LEVEL priority, const char *s, GWEN_BUFFER *mbuf)
void	GWEN_Logger_Enable (const char *logDomain, int f)
int	GWEN_Logger_Exists (const char *logDomain)
void	GWEN_Logger_free (GWEN_LOGGER *lg)
int	GWEN_Logger_GetLevel (const char *logDomain)
int	GWEN_Logger_IsEnabled (const char *logDomain)
int	GWEN_Logger_IsOpen (const char *logDomain)
const char *	GWEN_Logger_Level2Name (GWEN_LOGGER_LEVEL level)
int	GWEN_Logger_Log (const char *logDomain, GWEN_LOGGER_LEVEL priority, const char *s)
const char *	GWEN_Logger_Logtype2Name (GWEN_LOGGER_LOGTYPE lt)
int	GWEN_Logger_ModuleFini (void)
int	GWEN_Logger_ModuleInit (void)
GWEN_LOGGER_LEVEL	GWEN_Logger_Name2Level (const char *name)
GWEN_LOGGER_LOGTYPE	GWEN_Logger_Name2Logtype (const char *name)
GWEN_LOGGER *	GWEN_Logger_new (GWEN_LOGGER_DOMAIN *domain)
int	GWEN_Logger_Open (const char *logDomain, const char *ident, const char *file, GWEN_LOGGER_LOGTYPE logtype, GWEN_LOGGER_FACILITY facility)
void	GWEN_Logger_SetDefaultLogger (GWEN_UNUSED GWEN_LOGGER *lg)
void	GWEN_Logger_SetFilename (const char *logDomain, const char *name)
void	GWEN_Logger_SetIdent (const char *logDomain, const char *id)
void	GWEN_Logger_SetLevel (const char *logDomain, GWEN_LOGGER_LEVEL l)
GWEN_LOGGERFUNCTIONLOG	GWEN_Logger_SetLogFunction (const char *logDomain, GWEN_LOGGERFUNCTIONLOG fn)
void	GWEN_LoggerDomain_Add (GWEN_LOGGER_DOMAIN *ld)
void	GWEN_LoggerDomain_Del (GWEN_LOGGER_DOMAIN *ld)
GWEN_LOGGER_DOMAIN *	GWEN_LoggerDomain_Find (const char *name)
void	GWEN_LoggerDomain_free (GWEN_LOGGER_DOMAIN *ld)
GWEN_LOGGER *	GWEN_LoggerDomain_GetLogger (const char *name)
GWEN_LOGGER_DOMAIN *	GWEN_LoggerDomain_new (const char *name)

Variables
static GWEN_LOGGER_DOMAIN *	gwen_loggerdomains =0

Function Documentation

int GWEN_Logger__CreateMessage	(	GWEN_LOGGER *	lg,
		GWEN_LOGGER_LEVEL	priority,
		const char *	s,
		GWEN_BUFFER *	mbuf
	)

Definition at line 314 of file logger.c.

References GWEN_Buffer_AppendByte(), and GWEN_Buffer_AppendString().

Referenced by GWEN_Logger__Log(), and GWEN_Logger_CreateLogMessage().

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int GWEN_Logger__Log	(	GWEN_LOGGER *	lg,
		GWEN_LOGGER_LEVEL	priority,
		const char *	s
	)

Definition at line 405 of file logger.c.

References GWEN_Buffer_free(), GWEN_Buffer_GetStart(), GWEN_Buffer_GetUsedBytes(), GWEN_Buffer_new(), GWEN_Logger__CreateMessage(), GWEN_LoggerLevel_Alert, GWEN_LoggerLevel_Critical, GWEN_LoggerLevel_Debug, GWEN_LoggerLevel_Emergency, GWEN_LoggerLevel_Error, GWEN_LoggerLevel_Info, GWEN_LoggerLevel_Notice, GWEN_LoggerLevel_Unknown, GWEN_LoggerLevel_Verbous, GWEN_LoggerLevel_Warning, GWEN_LoggerType_Console, GWEN_LoggerType_File, GWEN_LoggerType_Function, GWEN_LoggerType_Syslog, and GWEN_LoggerType_Unknown.

Referenced by GWEN_Logger_Log().

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void GWEN_Logger_AddLogger	(	GWEN_LOGGER *	oldLogger,
		GWEN_LOGGER *	newLogger
	)

Definition at line 195 of file logger.c.

References GWEN_LIST_ADD.

void GWEN_Logger_Attach

(

GWEN_LOGGER *

lg

)

Definition at line 188 of file logger.c.

void GWEN_Logger_Close

(

const char *

logDomain

)

Shuts down logging. Automatically disables logging.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Definition at line 283 of file logger.c.

References GWEN_Logger_Log(), GWEN_LoggerDomain_Del(), GWEN_LoggerDomain_free(), GWEN_LoggerDomain_GetLogger(), GWEN_LoggerLevel_Debug, and GWEN_LoggerType_Console.

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int GWEN_Logger_CreateLogMessage	(	const char *	logDomain,
		GWEN_LOGGER_LEVEL	priority,
		const char *	s,
		GWEN_BUFFER *	mbuf
	)

This function can be used to generate log messages from within log hooks.

Definition at line 392 of file logger.c.

References GWEN_Logger__CreateMessage(), and GWEN_LoggerDomain_GetLogger().

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void GWEN_Logger_Enable	(	const char *	logDomain,
		int	f
	)

Enables or disables logging.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Parameters

f	if 0 then logging is disabled, otherwise it is enabled

Definition at line 584 of file logger.c.

References GWEN_LoggerDomain_GetLogger().

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int GWEN_Logger_Exists

(

const char *

logDomain

)

Checks whether a given log domain already exists.

Returns

1 if it exists, 0 otherwise

Definition at line 778 of file logger.c.

References GWEN_LoggerDomain_Find().

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void GWEN_Logger_free

(

GWEN_LOGGER *

lg

)

Definition at line 175 of file logger.c.

References GWEN_FREE_OBJECT.

Referenced by GWEN_LoggerDomain_free().

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int GWEN_Logger_GetLevel

(

const char *

logDomain

)

Returns the current log level.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Definition at line 614 of file logger.c.

References GWEN_LoggerDomain_GetLogger().

Referenced by GWEN_HttpSession__RecvPacket(), GWEN_SyncIo_Http_ReadHeader(), GWEN_SyncIo_Http_ReadStatus(), GWEN_SyncIo_Http_WriteCommand(), and GWEN_SyncIo_Http_WriteHeader().

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int GWEN_Logger_IsEnabled

(

const char *

logDomain

)

Checks whether logging is enabled.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Returns

0 if disabled, 1 otherwise

Definition at line 594 of file logger.c.

References GWEN_LoggerDomain_GetLogger().

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int GWEN_Logger_IsOpen

(

const char *

logDomain

)

Checks whether the logger for the given logDomain is open or not.

Definition at line 302 of file logger.c.

References GWEN_LoggerDomain_Find().

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const char* GWEN_Logger_Level2Name

(

GWEN_LOGGER_LEVEL

level

)

Transforms a logger level to an ASCII string (for config files, command line options etc).

Definition at line 695 of file logger.c.

References GWEN_LoggerLevel_Alert, GWEN_LoggerLevel_Critical, GWEN_LoggerLevel_Debug, GWEN_LoggerLevel_Emergency, GWEN_LoggerLevel_Error, GWEN_LoggerLevel_Info, GWEN_LoggerLevel_Notice, GWEN_LoggerLevel_Unknown, GWEN_LoggerLevel_Verbous, and GWEN_LoggerLevel_Warning.

int GWEN_Logger_Log	(	const char *	logDomain,
		GWEN_LOGGER_LEVEL	priority,
		const char *	s
	)

Log a message.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Parameters

priority	priority of the message
s	string to log. This string is cut at all occurences of a newline character thus splitting it into multiple log lines if necessary

Definition at line 533 of file logger.c.

References GWEN_Buffer_AppendByte(), GWEN_Buffer_free(), GWEN_Buffer_GetStart(), GWEN_Buffer_new(), GWEN_Gui_LogHook(), GWEN_Logger__Log(), and GWEN_LoggerDomain_GetLogger().

Referenced by GWEN_Logger_Close(), GWEN_Logger_Open(), and GWEN_Text_LogString().

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const char* GWEN_Logger_Logtype2Name

(

GWEN_LOGGER_LOGTYPE

lt

)

Transforms a log type into an ASCII string.

Definition at line 752 of file logger.c.

References GWEN_LoggerType_Console, GWEN_LoggerType_File, GWEN_LoggerType_Function, GWEN_LoggerType_Syslog, and GWEN_LoggerType_Unknown.

int GWEN_Logger_ModuleFini

(

void

)

Definition at line 80 of file logger.c.

References GWEN_LoggerDomain_Del(), GWEN_LoggerDomain_free(), and gwen_loggerdomains.

Referenced by GWEN_Fini().

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int GWEN_Logger_ModuleInit

(

void

)

Definition at line 59 of file logger.c.

References GWEN_LOGDOMAIN, GWEN_Logger_Name2Level(), GWEN_Logger_Open(), GWEN_Logger_SetLevel(), GWEN_LoggerFacility_User, GWEN_LoggerLevel_Unknown, GWEN_LoggerLevel_Warning, and GWEN_LoggerType_Console.

Referenced by GWEN_Init().

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GWEN_LOGGER_LEVEL GWEN_Logger_Name2Level

(

const char *

name

)

Transforms an ASCII string to a level value.

Definition at line 669 of file logger.c.

References GWEN_LoggerLevel_Alert, GWEN_LoggerLevel_Critical, GWEN_LoggerLevel_Debug, GWEN_LoggerLevel_Emergency, GWEN_LoggerLevel_Error, GWEN_LoggerLevel_Info, GWEN_LoggerLevel_Notice, GWEN_LoggerLevel_Unknown, GWEN_LoggerLevel_Verbous, and GWEN_LoggerLevel_Warning.

Referenced by checkArgs(), and GWEN_Logger_ModuleInit().

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GWEN_LOGGER_LOGTYPE GWEN_Logger_Name2Logtype

(

const char *

name

)

Transforms an ASCII string into the corresponding log type.

Definition at line 736 of file logger.c.

References GWEN_LoggerType_Console, GWEN_LoggerType_File, GWEN_LoggerType_Function, GWEN_LoggerType_Syslog, and GWEN_LoggerType_Unknown.

Referenced by checkArgs().

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GWEN_LOGGER* GWEN_Logger_new

(

GWEN_LOGGER_DOMAIN *

domain

)

Definition at line 161 of file logger.c.

References GWEN_LoggerLevel_Error, GWEN_LoggerType_Console, and GWEN_NEW_OBJECT.

Referenced by GWEN_LoggerDomain_GetLogger().

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int GWEN_Logger_Open	(	const char *	logDomain,
		const char *	ident,
		const char *	file,
		GWEN_LOGGER_LOGTYPE	logtype,
		GWEN_LOGGER_FACILITY	facility
	)

Sets up logging. It automatically enables logging.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Parameters

ident	this string is prepended to each message logged to identify the logging program
file	name of the file to log to. If this is empty and syslog is available, then all messages are logged via syslog. If syslog is not available, all messages are logged to the console.
logtype	how to log (via syslog, to a file, to the console etc)
facility	what kind of program the log message comes from

Definition at line 212 of file logger.c.

References GWEN_Logger_Log(), GWEN_Logger_SetFilename(), GWEN_Logger_SetIdent(), GWEN_LoggerDomain_GetLogger(), GWEN_LoggerFacility_Auth, GWEN_LoggerFacility_Daemon, GWEN_LoggerFacility_Mail, GWEN_LoggerFacility_News, GWEN_LoggerFacility_Unknown, GWEN_LoggerFacility_User, GWEN_LoggerLevel_Debug, GWEN_LoggerType_Console, GWEN_LoggerType_File, and GWEN_LoggerType_Syslog.

Referenced by GWEN_Logger_ModuleInit(), and main().

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void GWEN_Logger_SetDefaultLogger

(

GWEN_UNUSED GWEN_LOGGER *

lg

)

Definition at line 205 of file logger.c.

void GWEN_Logger_SetFilename	(	const char *	logDomain,
		const char *	name
	)

Set the name of the file to be used when logging to a file.

Definition at line 640 of file logger.c.

References GWEN_LoggerDomain_GetLogger().

Referenced by GWEN_Logger_Open().

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void GWEN_Logger_SetIdent	(	const char *	logDomain,
		const char *	id
	)

Set ident string. This string is prepended to every log message and should contain the name of the running program.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Definition at line 625 of file logger.c.

References GWEN_LoggerDomain_GetLogger().

Referenced by GWEN_Logger_Open().

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void GWEN_Logger_SetLevel	(	const char *	logDomain,
		GWEN_LOGGER_LEVEL	l
	)

Sets the logger level. All messages with a priority up to the given one will be logged, all others will not.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Parameters

l	maximum level to be logged

Definition at line 604 of file logger.c.

References GWEN_LoggerDomain_GetLogger().

Referenced by GWEN_Logger_ModuleInit(), main(), test1(), test10(), test2(), test3(), test8(), and test9().

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GWEN_LOGGERFUNCTIONLOG GWEN_Logger_SetLogFunction	(	const char *	logDomain,
		GWEN_LOGGERFUNCTIONLOG	fn
	)

Set logging function. This function is used to log messages in mode LoggerTypeFunction.

Author

Martin Preussmarti.nosp@m.n@li.nosp@m.bchip.nosp@m.card.nosp@m..de

Definition at line 655 of file logger.c.

References GWEN_LoggerDomain_GetLogger().

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void GWEN_LoggerDomain_Add

(

GWEN_LOGGER_DOMAIN *

ld

)

Definition at line 128 of file logger.c.

References GWEN_LIST_INSERT, and gwen_loggerdomains.

Referenced by GWEN_LoggerDomain_GetLogger().

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void GWEN_LoggerDomain_Del

(

GWEN_LOGGER_DOMAIN *

ld

)

Definition at line 135 of file logger.c.

References GWEN_LIST_DEL, and gwen_loggerdomains.

Referenced by GWEN_Logger_Close(), and GWEN_Logger_ModuleFini().

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GWEN_LOGGER_DOMAIN* GWEN_LoggerDomain_Find

(

const char *

name

)

Definition at line 112 of file logger.c.

References gwen_loggerdomains.

Referenced by GWEN_Logger_Exists(), GWEN_Logger_IsOpen(), and GWEN_LoggerDomain_GetLogger().

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void GWEN_LoggerDomain_free

(

GWEN_LOGGER_DOMAIN *

ld

)

Definition at line 103 of file logger.c.

References GWEN_FREE_OBJECT, and GWEN_Logger_free().

Referenced by GWEN_Logger_Close(), and GWEN_Logger_ModuleFini().

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GWEN_LOGGER* GWEN_LoggerDomain_GetLogger

(

const char *

name

)

Definition at line 142 of file logger.c.

References GWEN_Logger_new(), GWEN_LoggerDomain_Add(), GWEN_LoggerDomain_Find(), and GWEN_LoggerDomain_new().

Referenced by GWEN_Logger_Close(), GWEN_Logger_CreateLogMessage(), GWEN_Logger_Enable(), GWEN_Logger_GetLevel(), GWEN_Logger_IsEnabled(), GWEN_Logger_Log(), GWEN_Logger_Open(), GWEN_Logger_SetFilename(), GWEN_Logger_SetIdent(), GWEN_Logger_SetLevel(), and GWEN_Logger_SetLogFunction().

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GWEN_LOGGER_DOMAIN* GWEN_LoggerDomain_new

(

const char *

name

)

Definition at line 92 of file logger.c.

References GWEN_NEW_OBJECT.

Referenced by GWEN_LoggerDomain_GetLogger().

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Variable Documentation

GWEN_LOGGER_DOMAIN* gwen_loggerdomains =0

static

Definition at line 55 of file logger.c.

Referenced by GWEN_Logger_ModuleFini(), GWEN_LoggerDomain_Add(), GWEN_LoggerDomain_Del(), and GWEN_LoggerDomain_Find().