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/*
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., 675 Mass Ave, Cambridge, MA 02139, USA.
xrdp: A Remote Desktop Protocol server.
Copyright (C) Jay Sorg 2005-2006
session manager
linux only
log.h: logging code declarations
*/
#ifndef LOG_H
#define LOG_H
#include "arch.h"
/* logging buffer size */
#define LOG_BUFFER_SIZE 8192
/* logging levels */
#define LOG_LEVEL_ALWAYS 0
#define LOG_LEVEL_ERROR 1
#define LOG_LEVEL_WARNING 2
#define LOG_LEVEL_INFO 3
#define LOG_LEVEL_DEBUG 4
/* startup return values */
#define LOG_STARTUP_OK 0
#define LOG_ERROR_MALLOC 1
#define LOG_ERROR_NULL_FILE 2
#define LOG_ERROR_FILE_OPEN 3
#define LOG_ERROR_NO_CFG 4
#define LOG_ERROR_FILE_NOT_OPEN 5
#ifdef DEBUG
#define LOG_DBG(s,args...) log_message(LOG_LEVEL_DEBUG,s,args);
#else
#define LOG_DBG(s,args...)
#endif
struct log_config
{
char* program_name;
char* log_file;
int fd;
unsigned int log_level;
int enable_syslog;
unsigned int syslog_level;
};
/**
*
* Logs a message. Optionally logs the same message on syslog
*
* @param lvl The level of the logged message
*
* @param msg The message to be logged
*
* @return
*
*/
int DEFAULT_CC
log_message(const unsigned int lvl, const char* msg, ...);
/**
*
* Starts the logging subsystem
*
* @param progname string to prepend to syslog messages
*
* @param logfile log file path
*
* @param loglvl level of messages to log
*
* @param syslog if set to 0, disables the use of syslog
*
* @param syslvl level of messages to log to syslog
*
* @return
*
*/
int DEFAULT_CC
log_start(const char* progname, const char* logfile, const unsigned int loglvl,
const int syslog, const unsigned int syslvl);
/**
*
* Shuts down the logging subsystem
*
*/
void DEFAULT_CC
log_end();
/**
*
* Converts a string to a log level
*
* @s The string to convert
*
* @return The corresponding level od LOG_LEVEL_DEBUG if error
*
*/
int DEFAULT_CC
log_text2level(char* s);
#endif
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