log_target Struct Reference

structure representing a logging target More...

#include <logging.h>

Data Fields
struct llist_head	entry
	linked list
int	filter_map
	Internal data for filtering.
void *	filter_data [LOG_MAX_FILTERS+1]
	Internal data for filtering.
struct log_category *	categories
	logging categories
uint8_t	loglevel
	global log level
unsigned int	use_color:1
	should color be used when printing log messages?
unsigned int	print_timestamp:1
	should log messages be prefixed with a timestamp?
unsigned int	print_filename:1
	should log messages be prefixed with a filename?
unsigned int	print_category:1
	should log messages be prefixed with a category name?
unsigned int	print_ext_timestamp:1
	should log messages be prefixed with an extended timestamp?
enum log_target_type	type
	the type of this log taget
union {
struct {
FILE *   out
const char *   fname
}   tgt_file
struct {
int   priority
int   facility
}   tgt_syslog
struct {
void *   vty
}   tgt_vty
struct {
void *   rb
}   tgt_rb
struct {
struct gsmtap_inst *   gsmtap_inst
const char *   ident
const char *   hostname
}   tgt_gsmtap
};
void(*	output )(struct log_target *target, unsigned int level, const char *string)
	call-back function to be called when the logging framework wants to log a fully formatted string
void(*	raw_output )(struct log_target *target, int subsys, unsigned int level, const char *file, int line, int cont, const char *format, va_list ap)
	alternative call-back function to which the logging framework passes the unfortmatted input arguments, i.e. bypassing the internal string formatter

Detailed Description

structure representing a logging target

Field Documentation

output

void(* log_target::output) (struct log_target *target, unsigned int level, const char *string)

call-back function to be called when the logging framework wants to log a fully formatted string

Parameters

[in]	target	logging target
[in]	level	log level of currnet message
[in]	string	the string that is to be written to the log

Referenced by log_target_create_file(), log_target_create_rb(), log_target_create_stderr(), log_target_create_syslog(), and log_target_destroy().

raw_output

void(* log_target::raw_output) (struct log_target *target, int subsys, unsigned int level, const char *file, int line, int cont, const char *format, va_list ap)

alternative call-back function to which the logging framework passes the unfortmatted input arguments, i.e. bypassing the internal string formatter

Parameters

[in]	target	logging target
[in]	subsys	logging sub-system
[in]	level	logging level
[in]	file	soure code file name
[in]	line	source code file line number
[in]	cont	continuation of previous statement?
[in]	format	format string
[in]	ap	vararg list of printf arguments

Referenced by log_target_create_gsmtap(), and osmo_vlogp().

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The documentation for this struct was generated from the following file:

• include/osmocom/core/logging.h