/* mail.h */
/* $Id: mail.h,v 1.1 2000/04/11 07:14:45 sdennis 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_UNREAD    0x0FFE
#define M_CLEARED   0x0002
#define M_URGENT    0x0004
#define M_MASS      0x0008
#define M_SAFE      0x0010
#define M_RECEIPT   0x0020
#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 */
        /* 0x4000 - 0x8000 available */
#define M_REPLY     0x4000
 
#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 Receipt(m)  (m->read & M_RECEIPT)
#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 *)hashfindLEN(&thing, sizeof(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 *)hashfindLEN(&thing, sizeof(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 void 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 *));
extern void count_mail(dbref player, int folder, int *rcount, int *ucount, int *ccount);
extern char *get_mail_message(int number);
extern void check_mail_expiration(void);
extern void check_mail(dbref player, int folder, int silent);

#endif