/* mail.h */
/* $Id: mail.h,v 1.6 2000/01/10 16:06:50 cvs Exp $ */

#ifndef _MAIL_H
#define _MAIL_H

#include "copyright.h"
#include "autoconf.h"
#include "db.h"

/* Some of this isn't implemented yet, but heralds the future! */
#define M_ISREAD		0x0001
#define M_CLEARED	0x0002
#define M_URGENT	0x0004
#define M_MASS		0x0008
#define M_SAFE		0x0010
#define M_TAG		0x0040
#define M_FORWARD	0x0080
		/* 0x0100 - 0x0F00 reserved for folder numbers */
#define M_FMASK		0xF0FF
#define M_ALL		0x1000	/* Used in mail_selectors */
#define M_MSUNREAD	0x2000  /* Mail selectors */
#define M_REPLY		0x4000
		/* 0x8000 available */
 
#define MAX_FOLDERS	15
#define FOLDER_NAME_LEN MBUF_SIZE
#define FolderBit(f) (256 * (f))

#define Urgent(m)	(m->read & M_URGENT)
#define Mass(m)		(m->read & M_MASS)
#define M_Safe(m)		(m->read & M_SAFE)
#define Forward(m)	(m->read & M_FORWARD)
#define Tagged(m)	(m->read & M_TAG)
#define Folder(m)	((m->read & ~M_FMASK) >> 8)
#define Read(m)		(m->read & M_ISREAD)
#define Cleared(m)	(m->read & M_CLEARED)
#define Unread(m)	(!Read(m))
#define All(ms)		(ms.flags & M_ALL)
#define ExpMail(x)	(Wizard(x))
#define Reply(m)	(m->read & M_REPLY)

#define MA_INC		2	/* what interval to increase the malias list */

#define DASH_LINE  \
  "---------------------------------------------------------------------------"
  
#define MAIL_ITER_ALL(mp, thing)	for((thing)=0; (thing)<mudstate.db_top; (thing)++) \
						for (mp = (struct mail *)nhashfind((int)thing, &mudstate.mail_htab); mp != NULL; mp = mp->next)

/* This macro requires you to put nextp = mp->next at
 * the beginning of the loop.
 */
  
#define MAIL_ITER_SAFE(mp, thing, nextp)	for((thing)=0; (thing)<mudstate.db_top; (thing)++) \
							for (mp = (struct mail *)nhashfind((int)thing, &mudstate.mail_htab); mp != NULL; mp = nextp)

						
typedef unsigned int mail_flag;

struct mail {
  struct mail *next;
  struct mail *prev;
  dbref to;
  dbref from;
  int number;
  const char *time;
  const char *subject;
  const char *tolist;
  int read;
};

struct mail_selector {
	int low, high;
	mail_flag flags;
	dbref player;
	int days, day_comp;
};

struct muser {
	dbref who;
	char *fwd;
	char *vacation;
	dbref *afilter;
	int status;	
};

typedef struct mail_entry MENT;
struct mail_entry {
	char *message;
	int count;
};

extern void	FDECL(set_player_folder, (dbref, int));
extern void	FDECL(do_malias_send, (dbref, char *, char *, char *, int, \
			mail_flag, int));
extern struct malias *	FDECL(get_malias, (dbref, char *));
extern void	FDECL(load_malias, (FILE *));
extern void	FDECL(save_malias, (FILE *));
extern void	FDECL(malias_read, (FILE *));
extern void	FDECL(malias_write, (FILE *));
extern void	FDECL(do_malias_chown, (dbref, char *, char *));
extern void	FDECL(do_malias_desc, (dbref, char *, char *));
extern int	FDECL(do_expmail_start, (dbref, char *, char *));
extern void	FDECL(do_expmail_stop, (dbref, int));
extern void	FDECL(do_mail_quick, (dbref, char *, char *));
extern void	FDECL(do_malias_rename, (dbref, char *, char *));
extern void	FDECL(do_malias_adminlist, (dbref));
extern void	FDECL(do_malias_delete, (dbref, char *));
extern void	FDECL(do_malias_status, (dbref));
extern void	FDECL(do_malias_create, (dbref, char *, char *));
extern void	FDECL(do_malias_list, (dbref, char *));
extern void	FDECL(do_malias_list_all, (dbref));
extern void	FDECL(do_malias_add, (dbref, char *, char *));
extern void	FDECL(do_malias_remove, (dbref, char *, char *));

#endif