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/*
* Copyright (c) 2018 Balabit
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#ifndef LOGGEN_HELPER_H_INCLUDED
#define LOGGEN_HELPER_H_INCLUDED
#include "compat/compat.h"
#include "compat/glib.h"
#include <stddef.h>
#include <stdio.h>
#include <glib.h>
#include <sys/un.h>
#include <netdb.h>
#include <openssl/ssl.h>
#include <libgen.h>
#define MAX_MESSAGE_LENGTH 8192
#define USEC_PER_SEC 1000000
#define CONNECTION_TIMEOUT_SEC 5
int get_debug_level(void);
void set_debug_level(int new_debug);
unsigned long time_val_diff_in_usec(struct timeval *t1, struct timeval *t2);
double time_val_diff_in_sec(struct timeval *t1, struct timeval *t2);
void time_val_diff_in_timeval(struct timeval *res, const struct timeval *t1, const struct timeval *t2);
size_t get_now_timestamp(char *stamp, gsize stamp_size);
size_t get_now_timestamp_bsd(char *stamp, gsize stamp_size);
void format_timezone_offset_with_colon(char *timestamp, int timestamp_size, struct tm *tm);
int connect_ip_socket(int sock_type, const char *target, const char *port, int use_ipv6);
int connect_unix_domain_socket(int sock_type, const char *path);
SSL *open_ssl_connection(int sock_fd);
void close_ssl_connection(SSL *ssl);
#define ERROR(format,...) do {\
fprintf(stderr, "error [%s:%s:%d] ", basename(__FILE__), __func__, __LINE__);\
fprintf(stderr, format, ##__VA_ARGS__);\
} while (0)
/* debug messages can be turned on by "--debug" command line option */
#define DEBUG(format,...) do {\
if (!get_debug_level()) \
break; \
fprintf(stdout, "debug [%s:%s:%d] ", basename(__FILE__), __func__, __LINE__); \
fprintf(stdout, format, ##__VA_ARGS__);\
} while(0)
#endif
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