#ifndef SERVER_H
#define SERVER_H

/*
 * $Id: server.h,v 1.19 1995/09/23 20:59:23 jik Exp $
 */

/*
 * xrn - an X-based NNTP news reader
 *
 * Copyright (c) 1988-1993, Ellen M. Sentovich and Rick L. Spickelmier.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose and without fee is hereby granted, provided
 * that the above copyright notice appear in all copies and that both that
 * copyright notice and this permission notice appear in supporting
 * documentation, and that the name of the University of California not
 * be used in advertising or publicity pertaining to distribution of 
 * the software without specific, written prior permission.  The University
 * of California makes no representations about the suitability of this
 * software for any purpose.  It is provided "as is" without express or
 * implied warranty.
 *
 * THE UNIVERSITY OF CALIFORNIA DISCLAIMS ALL WARRANTIES WITH REGARD TO 
 * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND 
 * FITNESS, IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE FOR
 * ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
 * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

/*
 * server.h: routines for communicating with the NNTP remote news server
 *
 */

#include "codes.h"
#include "news.h"

/*
 * function definitions for the nntp server (in nntp/clientlib.c)
 */
  
extern void close_server _ARGUMENTS((void));
extern int get_server _ARGUMENTS((char *,int));
extern char *getserverbyfile _ARGUMENTS((char *));
extern void put_server _ARGUMENTS((char *));
extern int server_init _ARGUMENTS((char *));
extern void start_server _ARGUMENTS((void));
extern void stop_server _ARGUMENTS((void));

/* Find out if a group exists, and if it doesn't and the active file
   hasn't been read, then read it. */
extern Boolean verifyGroup _ARGUMENTS((char *, struct newsgroup **));
   
/* get the list of active news groups from the news server */
extern void getactive _ARGUMENTS((/* Boolean */ int));

/* see if the subscribed to groups have 0 or 1 article */
extern void badActiveFileCheck _ARGUMENTS((void));

/* get a single article in the current group from the news server */
extern char *getarticle _ARGUMENTS((struct newsgroup *, art_num, long *, int, int, int));

#define FULL_HEADER   1
#define NORMAL_HEADER 2
#define NOT_ROTATED   1
#define XLATED        2
#define NOT_XLATED    1
#define ROTATED       2

/*
 * tell the server that the next set of article requests will be for this group
 *  returns NO_GROUP on failure
 */
extern int getgroup _ARGUMENTS((struct newsgroup *,art_num *,art_num *,
				int *, /* Boolean */ int));

/* get a list of subject lines for a range of articles in the current group from the server */
extern Boolean getsubjectlist _ARGUMENTS((struct newsgroup *,art_num,art_num,
					  /* Boolean */ int, int));
extern Boolean getauthorlist _ARGUMENTS((struct newsgroup *,art_num,art_num,
					 /* Boolean */ int, int));
extern Boolean getlineslist _ARGUMENTS((struct newsgroup *,art_num,art_num,
					/* Boolean */ int, int));


/* xhdr commands */
extern void xhdr _ARGUMENTS((struct newsgroup *, art_num, char *, char **));

/* post article */
extern int postArticle _ARGUMENTS((char *,int, char **));

#define XRN_MAIL	 0
#define XRN_NEWS	 1

#define POST_FAILED      0
#define POST_OKAY        1
#define POST_NOTALLOWED  2

extern Boolean ServerDown, PostingAllowed;
extern int server_page_height;

/* parse_active_line return values */

#define ACTIVE_IGNORED	0
#define ACTIVE_BOGUS	1
#define ACTIVE_NEW	2
#define ACTIVE_OLD	3

extern int parse_active_line _ARGUMENTS((char *, struct newsgroup **));
extern char *unparse_active_line _ARGUMENTS((struct newsgroup *));
extern int active_read;

#endif /* SERVER_H */