Logger.h

00001 /*
00002  * syslog device library
00003  * Copyright (c) 2011 Hiroshi Suga
00004  * Copyright (c) 2016 Colin Hogben
00005  * Released under the MIT License: http://mbed.org/license/mit
00006  */
00007 
00008 /** @file Logger.h
00009  * @brief syslog device (sender/client)
00010  */
00011  
00012 #ifndef LOGGER_H
00013 #define LOGGER_H
00014 
00015 #include "mbed.h"
00016 #include "NetworkInterface.h"
00017 #include "UDPSocket.h"
00018 
00019 /**
00020  * @enum Severity of priority
00021  */
00022 enum LOG_SEVERITY {
00023     LOG_EMERG    = 0,    /* system is unusable */
00024     LOG_ALERT    = 1,    /* action must be taken immediately */
00025     LOG_CRIT    = 2,    /* critical conditions */
00026     LOG_ERR        = 3,    /* error conditions */
00027     LOG_WARNING    = 4,    /* warning conditions */
00028     LOG_NOTICE    = 5,    /* normal but significant condition */
00029     LOG_INFO    = 6,    /* informational */
00030     LOG_DEBUG    = 7,    /* debug-level messages */
00031 };
00032 
00033 /**
00034  * @enum Facility of priority
00035  */
00036 enum LOG_FACILITY {
00037     LOG_KERN    = 0,    /* kernel messages */
00038     LOG_USER    = 1,    /* user-level messages */
00039     LOG_MAIL    = 2,    /* mail system */
00040     LOG_DAEMON    = 3,    /* system daemons */
00041     LOG_AUTH    = 4,    /* authorization messages */
00042     LOG_SYSLOG    = 5,    /* messages generated internally by syslogd */
00043     LOG_LPR        = 6,    /* line printer subsystem */
00044     LOG_NEWS    = 7,    /* network news subsystem */
00045     LOG_UUCP    = 8,    /* UUCP subsystem */
00046     LOG_CRON    = 9,    /* clock daemon */
00047     LOG_AUTHPRIV    = 10,    /* authorization messages = private */
00048     LOG_FTP        = 11,    /* ftp daemon */
00049     LOG_NTP        = 12,    /* NTP subsystem */
00050     LOG_SECURITY    = 13,    /* security subsystems (audit) */
00051     LOG_CONSOLE    = 14,    /* /dev/console output (alert) */
00052     LOG_CLOCK    = 15,    /* clock daemon */
00053     LOG_LOCAL0    = 16,    /* reserved for local use */
00054     LOG_LOCAL1    = 17,    /* reserved for local use */
00055     LOG_LOCAL2    = 18,    /* reserved for local use */
00056     LOG_LOCAL3    = 19,    /* reserved for local use */
00057     LOG_LOCAL4    = 20,    /* reserved for local use */
00058     LOG_LOCAL5    = 21,    /* reserved for local use */
00059     LOG_LOCAL6    = 22,    /* reserved for local use */
00060     LOG_LOCAL7    = 23,    /* reserved for local use */
00061 };
00062 
00063 /** brief syslog device (sender/client)
00064  */
00065 class Logger {
00066 public:
00067     /** init logger class
00068      * @param p_eth EthernetNetIf class
00069      * @param host syslog collctor (server)
00070      */
00071     Logger(NetworkInterface *, const char *); 
00072 
00073     /** init logger class
00074      * @param p_eth EthernetNetIf class
00075      * @param host syslog collctor (server) hostname or IP address
00076      * @param myname My hostname or IP address
00077      */
00078     Logger(NetworkInterface *, const char *, const char *);
00079 
00080     /** Send the message
00081      * @param tag Process name
00082      * @param content Message
00083      */
00084     void send(LOG_SEVERITY, LOG_FACILITY, const char *, const char *);
00085 
00086     /** Send the message
00087      * @param sev Severity
00088      * @param fac Facility
00089      * @param tag Process name
00090      * @param content Message
00091      */
00092     void send(const char *, const char *);
00093 
00094  private:
00095     void _Logger(NetworkInterface *netif, const char *host, const char *myname);
00096 
00097  private:
00098     UDPSocket _udpsock;
00099     SocketAddress _remote;
00100     char _ident[32];
00101 };
00102 
00103 #endif
00104