/*
 * This OS/2 port was hacked by Harald Kipp from the
 *
 *      Network News Transfer Protocol server
 *
 *      Phil Lapsley
 *      University of California, Berkeley
 *      Stan Barber
 *      Baylor College of Medicine
 *
 * Bug reports related to THIS modified version should be sent to
 *
 *  harald@os2point.ping.de
 *  harald@sesam.com
 *  Fido: 2:2448/434
 *
 * You may freely copy or redistribute this software. However,
 * this may not apply to any part of changi, if otherwise noted.
 */



#include <fcntl.h>
#include "dbm.h"


/*----------------------------------------------------------------------*/
void _cdecl ClientThread(int *ps);

int parsit(char *line, char ***array);

int get_distlist(char ***array, char *list);


int ngmatch(int (*func)(char *, char *), int dflt, char **ngspec,
            int ngspeccount, char **matchlist, int matchcount);

int s1strneql(char *s1, char *s2);


int get_nglist(char ***array, char *list);


int check_ngperm(FILE *fp, char **ngpermlist, int ngpermcount);

void spew(int s, FILE *fp, int how);
int findart(char *artname, long art_array[], int num_arts);

int restreql(char *w, char *s);

int space(int min_free);

/*----------------------------------------------------------------------*/
/*  Structure with info about connect clients.                          */
/*                                                                      */
/*----------------------------------------------------------------------*/
typedef struct _NEWSCLIENT {
    int  s;                 /* socket of client connection */
    int  ingroup;           /* set if client has selected a newsgroup */
    int  canpost;           /* set if client got permission to post */
    int  canread;           /* set if client got permission to read */
    int  canxfer;           /* set if client got permission to transfer */
    char group_name[256];   /* selected newsgroup */
    int  num_arts;          /* number of articles in art_array */
    long art_array[MAX_ARTICLES];   /* contains article numbers of group */
    int  art_ptr;           /* selected article, index of art_array */
    FILE *art_fp;           /* article file pointer */
    long art_num;           /* number of selected article */
    char art_id[MAXBUFLEN]; /* id of selected article */
    DBM  *db;               /* history database pointer */
    char remotehost[MAX_HOSTNAMELEN];   /* name of connected client */
    char **nglist;
    int  ngpermcount;       /* number of permissions in list */
    char **ngpermlist;      /* permission list */
    int  distcount;         /* number of distributions in list */
    char **dist_list;       /* distribution list */
    char mydir[256];        /* current news directory */
} NEWSCLIENT, *PNEWSCLIENT;

/*----------------------------------------------------------------------*/
/*  Functions performing main nntp commands                             */
/*                                                                      */
/*----------------------------------------------------------------------*/
extern void ahbs(PNEWSCLIENT, int, char **);
extern void dodate(PNEWSCLIENT, int, char **);
extern void group(PNEWSCLIENT, int, char **);
extern void help(PNEWSCLIENT, int, char **);
extern void ihave(PNEWSCLIENT, int, char **);
extern void ignore(PNEWSCLIENT, int, char **);
extern void list(PNEWSCLIENT, int, char **);
extern void newgroups(PNEWSCLIENT, int, char **);
extern void newnews(PNEWSCLIENT, int, char **);
extern void nextlast(PNEWSCLIENT, int, char **);
extern void post(PNEWSCLIENT, int, char **);
extern void slave(PNEWSCLIENT, int, char **);
extern void listgroup(PNEWSCLIENT, int, char **);
extern void xhdr(PNEWSCLIENT, int, char **);
extern void doxover(PNEWSCLIENT, int, char **);
extern void xthread(PNEWSCLIENT, int, char **);
extern void xindex(PNEWSCLIENT, int, char **);

extern char *gethistent(PNEWSCLIENT pnc, char *msg_id, char *path);
extern FILE *openartbyid(char *msg_id);


int spawn(int s, char *cmnd, int cont_code, int err_code);

FILE *open_valid_art(PNEWSCLIENT pnc, char *artname, char *id);

extern int initexit(void);

void host_access(PNEWSCLIENT pnc);