syslog.h File Reference

Syslog support functions for Asterisk logging. More...

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Macros
#define	ASTNUMLOGLEVELS   32

Functions
int	ast_syslog_facility (const char *facility)
	Maps a syslog facility name from a string to a syslog facility constant. More...
const char *	ast_syslog_facility_name (int facility)
	Maps a syslog facility constant to a string. More...
int	ast_syslog_priority (const char *priority)
	Maps a syslog priority name from a string to a syslog priority constant. More...
int	ast_syslog_priority_from_loglevel (int level)
	Maps an Asterisk log level (i.e. LOG_ERROR) to a syslog priority constant. More...
const char *	ast_syslog_priority_name (int priority)
	Maps a syslog priority constant to a string. More...

Detailed Description

Syslog support functions for Asterisk logging.

Definition in file syslog.h.

Macro Definition Documentation

ASTNUMLOGLEVELS

#define ASTNUMLOGLEVELS   32

Definition at line 32 of file syslog.h.

Function Documentation

ast_syslog_facility()

int ast_syslog_facility

(

const char *

facility

)

Maps a syslog facility name from a string to a syslog facility constant.

Since

1.8

Parameters

facility

Facility name to map (i.e. "daemon")

Return values

syslog	facility constant (i.e. LOG_DAEMON) if found
-1	if facility is not found

Definition at line 85 of file syslog.c.

{
    int index;
 
    for (index = 0; index < ARRAY_LEN(facility_map); index++) {
        if (!strcasecmp(facility_map[index].name, facility)) {
            return facility_map[index].value;
        }
    }
 
    return -1;
}

References ARRAY_LEN, facility_map, and name.

Referenced by make_logchannel().

ast_syslog_facility_name()

const char * ast_syslog_facility_name

(

int

facility

)

Maps a syslog facility constant to a string.

Since

1.8

Parameters

facility

syslog facility constant to map (i.e. LOG_DAEMON)

Return values

facility	name (i.e. "daemon") if found
NULL	if facility is not found

Definition at line 98 of file syslog.c.

{
    int index;
 
    for (index = 0; index < ARRAY_LEN(facility_map); index++) {
        if (facility_map[index].value == facility) {
            return facility_map[index].name;
        }
    }
 
    return NULL;
}

References ARRAY_LEN, facility_map, NULL, and value.

ast_syslog_priority()

int ast_syslog_priority

(

const char *

priority

)

Maps a syslog priority name from a string to a syslog priority constant.

Since

1.8

Parameters

priority

Priority name to map (i.e. "notice")

Return values

syslog	priority constant (i.e. LOG_NOTICE) if found
-1	if priority is not found

Definition at line 126 of file syslog.c.

{
    int index;
 
    for (index = 0; index < ARRAY_LEN(priority_map); index++) {
        if (!strcasecmp(priority_map[index].name, priority)) {
            return priority_map[index].value;
        }
    }
 
    return -1;
}

References ARRAY_LEN, name, priority, and priority_map.

ast_syslog_priority_from_loglevel()

int ast_syslog_priority_from_loglevel

(

int

level

)

Maps an Asterisk log level (i.e. LOG_ERROR) to a syslog priority constant.

Since

1.8

Parameters

level

Asterisk log level constant (i.e. LOG_ERROR)

Return values

syslog	priority constant (i.e. LOG_ERR) if found
-1	if priority is not found

Definition at line 162 of file syslog.c.

{
    /* First 16 levels are reserved for system use.
     * Default to using LOG_NOTICE for dynamic logging.
     */
    if (level >= 16 && level < ASTNUMLOGLEVELS) {
        return LOG_NOTICE;
    }
 
    if (level < 0 || level >= ARRAY_LEN(logger_level_to_syslog_map)) {
        return -1;
    }
 
    return logger_level_to_syslog_map[level];
}

References ARRAY_LEN, ASTNUMLOGLEVELS, LOG_NOTICE, and logger_level_to_syslog_map.

Referenced by logger_print_normal().

ast_syslog_priority_name()

const char * ast_syslog_priority_name

(

int

priority

)

Maps a syslog priority constant to a string.

Since

1.8

Parameters

priority

syslog priority constant to map (i.e. LOG_NOTICE)

Return values

priority	name (i.e. "notice") if found
NULL	if priority is not found

Definition at line 139 of file syslog.c.

{
    int index;
 
    for (index = 0; index < ARRAY_LEN(priority_map); index++) {
        if (priority_map[index].value == priority) {
            return priority_map[index].name;
        }
    }
 
    return NULL;
}

References ARRAY_LEN, NULL, priority, priority_map, and value.