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Diffstat (limited to '')
| -rw-r--r-- | daemon/syslogd.h | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/daemon/syslogd.h b/daemon/syslogd.h new file mode 100644 index 0000000..65dc042 --- /dev/null +++ b/daemon/syslogd.h @@ -0,0 +1,204 @@ +/* + * syslogd.h - syslogd implementation for windows, common definitions + * + * Created by Alexander Yaworsky + * + * THIS SOFTWARE IS NOT COPYRIGHTED + * + * This source code is offered for use in the public domain. You may + * use, modify or distribute it freely. + * + * This code is distributed in the hope that it will be useful but + * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY + * DISCLAIMED. This includes but is not limited to warranties of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + */ + +extern int verbosity_level; +extern void display_message( FILE* fd, char* file, int line, const char* func, char* fmt, ... ); + +#ifdef HAVE_DEBUG +# define DO_TRACE( verbosity, fmt... ) \ + do { \ + if( verbosity <= verbosity_level ) \ + display_message( stderr, __FILE__, __LINE__, __FUNCTION__, fmt ); \ + } while(0) +# define TRACE_2( fmt... ) DO_TRACE( 2, fmt ) +# define TRACE( fmt... ) DO_TRACE( 1, fmt ) +#else +# define TRACE_2( fmt... ) +# define TRACE( fmt... ) +#endif +#define TRACE_ENTER TRACE_2 +#define TRACE_LEAVE TRACE_2 +#define ERR( fmt... ) display_message( stderr, __FILE__, __LINE__, __FUNCTION__, fmt ) + +extern HANDLE service_stop_event; + +extern char local_hostname[]; + +extern char *str_month[]; + +extern void syslogd_main(); + +/* options and their default values */ +extern gboolean use_dns; +extern gchar *source_encoding; +extern gchar *destination_encoding; +extern int mark_interval; +extern gchar *mark_message; +extern int hold; +extern gchar *logdir; + +/* sources, destinations, filters and logpaths */ +enum source_type +{ + ST_UNDEFINED, + ST_INTERNAL, + ST_UDP +}; + +struct source +{ + gchar *name; + enum source_type type; + struct sockaddr_in udp; +}; + +enum rotation_period +{ + RP_UNDEFINED = 0, + RP_INVALID, + RP_DAILY, + RP_WEEKLY, + RP_MONTHLY +}; + +struct destination +{ + gchar *name; + gchar *file; + GList *file_writers; + CRITICAL_SECTION cs_file_writers; + enum rotation_period rotate; + int size; + int backlogs; + gboolean ifempty; + gchar *olddir; + gchar *compresscmd; + gchar *compressoptions; +}; + +struct filter +{ + gchar *name; + gboolean facilities[ LOG_NFACILITIES ]; + gboolean priorities[ 8 ]; +}; + +struct logpath +{ + struct source *source; + struct filter *filter; + struct destination *destination; +}; + +extern GList *sources; +extern GList *destinations; +extern GList *filters; +extern GList *logpaths; + +extern gboolean read_configuration(); + +/* queue */ +struct fifo_item +{ + struct fifo_item *next; /* queue is a single-linked list */ + void *payload; +}; + +struct fifo +{ + struct fifo_item *first; /* first pushed item */ + struct fifo_item *last; /* last pushed item */ +}; + +extern struct fifo* fifo_create(); +extern void fifo_destroy( struct fifo* queue ); +extern void fifo_push( struct fifo* queue, void* data ); +extern void* fifo_pop( struct fifo* queue ); + +/* listener */ +enum listener_status +{ + LSNR_ERROR, + LSNR_SHUTDOWN, + LSNR_GOT_MESSAGE +}; + +struct raw_message +{ + gchar *msg; + struct sockaddr_in sender_addr; + struct source *source; +}; + +extern gboolean init_listener(); +extern void fini_listener(); +extern enum listener_status listener( struct raw_message** msg ); +extern void log_internal( int pri, char* fmt, ... ); + +/* message */ +struct message +{ + LONG refcount; + struct source *source; + gchar *sender; + int facility; + int priority; + gchar *timestamp; + gchar *hostname; + gchar *program; + gchar *message; +}; + +extern void reference_message( struct message* msg ); +extern void release_message( struct message* msg ); + +/* writer */ +extern void fini_writer(); +extern void write_message( struct message* msg, struct destination* destination ); + +/* logrotate */ +extern void rotate_logfile( const gchar* pathname, struct destination* destination ); + +/* purger */ +struct purger_dir +{ + gchar *directory; + int keep_days; +}; + +extern GList *purger_dirs; + +extern gboolean init_purger(); +extern void fini_purger(); +extern void purge_log_dirs(); + +/* pathnames */ +extern gchar* make_absolute_log_pathname( char* path_appendix ); +extern void create_directories( gchar* pathname ); +extern gchar* normalize_pathname( const gchar* pathname ); + +/* workaround for syslog.h: included with SYSLOG_NAMES in names.c */ +typedef struct _code { + char *c_name; + int c_val; +} CODE; + +extern CODE prioritynames[]; +extern CODE facilitynames[]; + +extern char* get_priority_name( int pri ); +extern char* get_facility_name( int pri ); |