exif-log.h File Reference

#include <libexif/exif-mem.h>
#include <stdarg.h>

Go to the source code of this file.

Defines
#define	EXIF_LOG_NO_MEMORY(l, d, s)   exif_log ((l), EXIF_LOG_CODE_NO_MEMORY, (d), "Could not allocate %lu byte(s).", (unsigned long)(s))
Typedefs
typedef struct _ExifLog	ExifLog
	State maintained by the logging interface.
typedef void(*	ExifLogFunc )(ExifLog *log, ExifLogCode, const char *domain, const char *format, va_list args, void *data)
	Log callback function prototype.
Enumerations
enum	ExifLogCode { EXIF_LOG_CODE_NONE, EXIF_LOG_CODE_DEBUG, EXIF_LOG_CODE_NO_MEMORY, EXIF_LOG_CODE_CORRUPT_DATA }
Functions
ExifLog *	exif_log_new (void)
	Create a new logging instance.
ExifLog *	exif_log_new_mem (ExifMem *)
void	exif_log_ref (ExifLog *log)
void	exif_log_unref (ExifLog *log)
void	exif_log_free (ExifLog *log)
	Delete instance of ExifLog.
const char *	exif_log_code_get_title (ExifLogCode code)
	Return a textual description of the given class of error log.
const char *	exif_log_code_get_message (ExifLogCode code)
	Return a verbose description of the given class of error log.
void	exif_log_set_func (ExifLog *log, ExifLogFunc func, void *data)
	Register log callback function.
void	exif_log (ExifLog *log, ExifLogCode, const char *domain, const char *format,...)
void	exif_logv (ExifLog *log, ExifLogCode, const char *domain, const char *format, va_list args)

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Detailed Description

Log message infrastructure

Definition in file exif-log.h.

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Define Documentation

#define EXIF_LOG_NO_MEMORY	(	l,
		d,
		s		)	exif_log ((l), EXIF_LOG_CODE_NO_MEMORY, (d), "Could not allocate %lu byte(s).", (unsigned long)(s))

Definition at line 110 of file exif-log.h.

Referenced by exif_data_alloc(), exif_data_load_data_entry(), exif_data_load_data_thumbnail(), exif_data_save_data_content(), exif_data_save_data_entry(), exif_entry_alloc(), exif_entry_realloc(), exif_loader_alloc(), exif_mnote_data_canon_load(), exif_mnote_data_canon_save(), exif_mnote_data_fuji_load(), exif_mnote_data_olympus_load(), exif_mnote_data_olympus_save(), exif_mnote_data_pentax_load(), and exif_mnote_data_pentax_save().

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Typedef Documentation

typedef struct _ExifLog ExifLog

State maintained by the logging interface.

Definition at line 34 of file exif-log.h.

typedef void(* ExifLogFunc)(ExifLog *log, ExifLogCode, const char *domain, const char *format, va_list args, void *data)

Log callback function prototype.

Definition at line 77 of file exif-log.h.

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Enumeration Type Documentation

enum ExifLogCode

Enumerator:

EXIF_LOG_CODE_NONE
EXIF_LOG_CODE_DEBUG
EXIF_LOG_CODE_NO_MEMORY
EXIF_LOG_CODE_CORRUPT_DATA

Definition at line 54 of file exif-log.h.

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Function Documentation

void exif_log	(	ExifLog *	log,
		ExifLogCode	,
		const char *	domain,
		const char *	format,
			...
	)

Definition at line 135 of file exif-log.c.

References exif_logv().

const char* exif_log_code_get_message

(

ExifLogCode

code

)

Return a verbose description of the given class of error log.

Parameters:

[in]

code

logging message class

Returns:

verbose description of the log class

Definition at line 62 of file exif-log.c.

References _, codes, and message.

const char* exif_log_code_get_title

(

ExifLogCode

code

)

Return a textual description of the given class of error log.

Parameters:

[in]

code

logging message class

Returns:

textual description of the log class

Definition at line 53 of file exif-log.c.

References _, codes, and title.

void exif_log_free

(

ExifLog *

log

)

Delete instance of ExifLog.

See also:

exif_log_new

Parameters:

[in]

log

ExifLog

Returns:

new instance of ExifLog

Definition at line 112 of file exif-log.c.

References exif_mem_free(), exif_mem_unref(), and _ExifLog::mem.

ExifLog* exif_log_new

(

void

)

Create a new logging instance.

See also:

exif_log_free

Returns:

new instance of ExifLog

Definition at line 86 of file exif-log.c.

References exif_log_new_mem(), exif_mem_new_default(), and exif_mem_unref().

ExifLog* exif_log_new_mem

(

ExifMem *

)

Definition at line 71 of file exif-log.c.

References exif_mem_alloc(), exif_mem_ref(), _ExifLog::mem, and _ExifLog::ref_count.

void exif_log_ref

(

ExifLog *

log

)

Definition at line 97 of file exif-log.c.

References _ExifLog::ref_count.

void exif_log_set_func	(	ExifLog *	log,
		ExifLogFunc	func,
		void *	data
	)

Register log callback function.

Calls to the log callback function are purely for diagnostic purposes.

Parameters:

[in]	log	logging state variable
[in]	func	callback function to set
[in]	data	data to pass into callback function

Definition at line 123 of file exif-log.c.

References _ExifLog::data, and _ExifLog::func.

void exif_log_unref

(

ExifLog *

log

)

Definition at line 104 of file exif-log.c.

References exif_log_free(), and _ExifLog::ref_count.

void exif_logv	(	ExifLog *	log,
		ExifLogCode	,
		const char *	domain,
		const char *	format,
		va_list	args
	)

Definition at line 146 of file exif-log.c.

References _ExifLog::data, and _ExifLog::func.

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