/*
** Zabbix
** Copyright (C) 2001-2023 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
**/

#ifndef ZABBIX_ZBXLOG_H
#define ZABBIX_ZBXLOG_H

#include "zbxcommon.h"

#define ZBX_LOG_TYPE_UNDEFINED	0
#define ZBX_LOG_TYPE_SYSTEM	1
#define ZBX_LOG_TYPE_FILE	2
#define ZBX_LOG_TYPE_CONSOLE	3

#define ZBX_OPTION_LOGTYPE_SYSTEM	"system"
#define ZBX_OPTION_LOGTYPE_FILE		"file"
#define ZBX_OPTION_LOGTYPE_CONSOLE	"console"

#define ZBX_LOG_ENTRY_INTERVAL_DELAY	60	/* seconds */

void	__zbx_update_env(double time_now);

#ifdef _WINDOWS
#define zbx_update_env(info, time_now)			\
							\
do							\
{							\
	__zbx_update_env(time_now);			\
	ZBX_UNUSED(info);				\
}							\
while (0)
#else
#define zbx_update_env(info, time_now)			\
							\
do							\
{							\
	__zbx_update_env(time_now);			\
	zbx_prof_update(info, time_now);		\
}							\
while (0)
#endif

typedef struct
{
	char	*log_file_name;
	char	*log_type_str;
	int	log_type;
	int	log_file_size;
} zbx_config_log_t;

int	zbx_open_log(const zbx_config_log_t *log_file_cfg, int level, char **error);
void	zbx_log_impl(int level, const char *fmt, va_list args);
void	zbx_close_log(void);

char	*zbx_strerror_from_system(zbx_syserror_t error);

#ifdef _WINDOWS
char		*zbx_strerror_from_module(zbx_syserror_t error, const wchar_t *module);
#endif

int		zbx_redirect_stdio(const char *filename);

void		zbx_handle_log(void);

int		zbx_get_log_type(const char *logtype);
int		zbx_validate_log_parameters(ZBX_TASK_EX *task, const zbx_config_log_t *log_file_cfg);

void	zbx_strlog_alloc(int level, char **out, size_t *out_alloc, size_t *out_offset, const char *format,
		...) __zbx_attr_format_printf(5, 6);

#endif