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/* $Id: leafnode.h,v 1.9 1999/02/23 19:12:21 krasel Exp $ */
#ifndef LEAFNODE_H
#define LEAFNODE_H
/* I wish the world were a happy place */
#ifndef TRUE
#define TRUE (1)
#endif
#ifndef FALSE
#define FALSE (0)
#endif
/* limits.h is supposed to contain PATH_MAX, we include sys/param.h too */
#include <limits.h>
#ifndef PATH_MAX
#include <sys/param.h>
#define PATH_MAX MAXPATHLEN
#endif
#include <sys/types.h> /* for regex.h */
#include <regex.h> /* regex_t */
#include <stdio.h> /* FILE * */
#include <time.h> /* time_t */
#include "config.h" /* FreeSGI barfs on #ifdef HAVE_CONFIG_H */
#ifdef HAVE_AP_CONFIG_H
#define AP_CONFIG_H
#endif
#ifdef HAVE_ERRNO_H
#include <errno.h>
#include <sys/errno.h>
#endif
#ifndef HAVE_ERRNO_H
extern int errno;
#endif /* HAVE_ERRNO_H */
#ifndef HAVE_STRDUP
char * strdup (const char *);
#endif
#ifndef HAVE_SNPRINTF
int snprintf( char *str, size_t n, const char *format, ... );
#endif
/* add LOG_NEWS where it doesn't exist */
#include <syslog.h>
#if !defined( LOG_NEWS )
#define LOG_NEWS LOG_DAEMON
#endif
#if !defined( LOG_CONS )
#define LOG_CONS 0 /* if it isn't supported, make do without */
#endif
#define SECONDS_PER_DAY ( 24 * 60 * 60 )
/* Limit on the number of message bodies marked for download per group. */
#define BODY_DOWNLOAD_LIMIT 2048
/* initialize global variables */
int initvars( char * progname );
/* converts a message-id to a file name, the return value points into
a static array */
const char * lookup ( const char *msgid );
char * getaline(FILE *f); /* reads one line, regardless of length */
char * tgetaline( FILE *f ); /* read line with timer */
/* changes (and optionally creates) directory */
int chdirgroup(const char *group, int creatdir);
/*
* newsgroup management
*/
struct newsgroup {
unsigned long first;
unsigned long last;
int alive;
char * name;
char * desc;
time_t age;
};
int isinteresting( const char * groupname );
void insertgroup(const char * name, long unsigned first, long unsigned last,
int date );
void changegroupdesc( const char * groupname, char * description );
void mergegroups( void );
struct newsgroup * findgroup( const char* name );
void readactive( void );
void writeactive( void );
void fakeactive( void );
extern struct newsgroup * active;
/* translation from message-id to article number, used in fetch and expire */
void clearidtree( void );
void insertmsgid( const char * msgid, int art );
int findmsgid( const char* msgid );
/* -----------here starts the new stuff-----------------*/
/*
* a linear list of strings
*/
struct stringlist {
struct stringlist * next;
char string[1] ;
};
void appendtolist( struct stringlist ** list, struct stringlist ** lastentry,
char * newentry ) ;
char * findinlist( struct stringlist * haystack, char * needle ) ;
/* find a string in a stringlist by doing a linear search */
void freelist( struct stringlist * list ) ;
/* free memory occupied by a stringlist */
/*
* filtering headers for regexp
*/
void readfilter( char *filterfile ) ;
int dofilter( char * h ) ;
/*
* artutil -- handling article files
*/
/*
* store articles
*/
void storearticle ( char * filename, char * msgid, char * newsgroups ) ;
void store( const char * filename,
FILE * filehandle,
const char * newsgroups,
const char * msgid);
/*
* find a certain header in an article and return it
*/
char * getheader( const char * filename, const char * header );
char * fgetheader( FILE *f, const char * header );
/*
* xover stuff -- for nntpd.c
*/
struct xoverinfo {
char * text;
int mallocd;
int exists;
};
extern struct xoverinfo * xoverinfo;
extern unsigned long xfirst;
extern unsigned long xlast;
int getxover( void ); /* set xoverinfo, return 0 on error, nonzero else */
/*
* the strings in config.c
*/
extern const char * spooldir;
extern const char * libdir;
extern const char * bindir;
extern const char * version;
extern const char * lockfile;
/*
* global variables from config file. These are defined in configutil.c
*/
struct expire_entry {
int xtime;
struct expire_entry *next;
char * group;
};
struct serverlist {
int port ;
int descriptions ; /* download descriptions as well */
int timeout ; /* timeout in seconds before we give up */
struct serverlist * next;
char * name ; /* Servername */
char * username ;
char * password ;
};
extern time_t expire; /* articles not touched since this time get deleted */
extern struct expire_entry * expire_base;
/* expire for certain groups */
extern int artlimit; /* max # of articles to read per group in one go */
extern int initiallimit;
/* max # of articles to read at first time */
extern int crosspostlimit;
/* crossposting limit, to reduce spam */
extern int delaybody; /* delay download of message body */
extern int debugmode; /* log lots of stuff via syslog */
extern int create_all_links;
/* store articles even in uninteresting groups */
extern int maxage; /* max age of articles */
extern int maxlines; /* max length of articles in lines */
extern int minlines; /* min length of articles in lines */
extern int maxbytes; /* max length of articles in bytes */
extern int timeout_short; /* don't fetch groups that have been
accidentally accessed after that many days */
extern int timeout_long; /* don't fetch groups that have been accessed
that many days */
extern int timeout_active; /* reread active file after that many days */
extern char * filterfile; /* filename where filter resides */
extern char * owndn; /* own domain name, if you can't set one */
extern struct serverlist * servers;
/* list of servers to use */
/*
* other global variables
*/
extern char last_command[1025];
extern char lineout[1025];
/* defined in nntputil.c */
extern FILE *nntpin;
extern FILE *nntpout;
extern char s[];
extern char fqdn[]; /* my name, and my naming myself */
extern int verbose; /* verbosity level, for fetch and texpire */
extern int debug; /* debug level */
/*
* misc prototypes
*/
int lockfile_exists( void );
void putaline( void );
void retry( void );
void readexpire( void );
void free_expire( void );
int readconfig( void );
void whoami( void );
void lowercase( char *string );
char * critmalloc(size_t size, const char* message);
char * critrealloc(char *a, size_t size, const char* message);
int ngmatch(const char* pattern, const char* string);
/* int rename(const char *old, const char *new); */
/* to avoid barfing of Digital Unix */
/*
* stuff from nntputil.c
*/
int authenticate( void ); /* authenticate ourselves at a server */
int nntpreply( void ); /* decode an NNTP reply number */
int nntpconnect( const struct serverlist * upstream );
/* connect to upstream server */
void nntpdisconnect( void ); /* disconnect from upstream server */
const char* rfctime(void); /* An rfc type date */
#endif /* #ifndef LEAFNODE_H */
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