/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2013, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure, Markus Armbruster
*
* Empire is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
* ---
*
* See files README, COPYING and CREDITS in the root of the source
* tree for related information and legal notices. It is expected
* that future projects/authors will amend these files as needed.
*
* ---
*
* nat.h: Definitions for things having to do with nations
*
* Known contributors to this file:
* Thomas Ruschak
* Ken Stevens, 1995
* Steve McClure, 1998-2000
* Ron Koenderink, 2005-2008
* Markus Armbruster, 2005-2013
*/
#ifndef NAT_H
#define NAT_H
#include
#include "types.h"
#define NATID_BAD 255
#define MAXNOR 50 /* max # realms */
/* Nation status */
enum nat_status {
/*
* Don't change order without checking inequality comparisons and
* array initializers!
*/
STAT_UNUSED, /* not in use */
STAT_NEW, /* just initialized */
STAT_VIS, /* visitor */
STAT_SANCT, /* still in sanctuary */
STAT_ACTIVE, /* active (sanctuary broken) */
STAT_GOD /* deity powers */
};
/*
* TODO
*
* One of (r_cnum, r_realm) and r_uid is redundant, provided MAXNOR is known.
*
* The only user of r_cnum and r_realm appears to be xdump.
* If we had working virtual selectors, we could remove r_cnum and r_realm.
*/
struct realmstr {
/* initial part must match struct empobj */
signed ef_type: 8;
unsigned r_seqno: 12;
unsigned r_generation: 12;
int r_uid; /* realm table index */
time_t r_timestamp; /* Last time this realm was touched */
natid r_cnum; /* country number */
/* end of part matching struct empobj */
unsigned short r_realm; /* realm number */
coord r_xl, r_xh; /* horizontal bounds */
coord r_yl, r_yh; /* vertical bounds */
};
struct natstr {
/* initial part must match struct empobj */
signed ef_type: 8;
unsigned nat_seqno: 12;
unsigned nat_generation: 12;
int nat_uid; /* equals nat_cnum */
time_t nat_timestamp;
natid nat_cnum; /* our country number */
/* end of part matching struct empobj */
enum nat_status nat_stat;
int nat_flags; /* nation flags */
char nat_cnam[20]; /* country name */
char nat_pnam[20]; /* representative */
char nat_hostaddr[46]; /* host addr of last user */
char nat_hostname[512]; /* hostname of last user, may be empty */
char nat_userid[32]; /* userid of last user, may be empty */
coord nat_xcap, nat_ycap; /* cap location in abs coords */
coord nat_xorg, nat_yorg; /* origin location in abs coords */
signed char nat_update; /* Want an update or not. */
unsigned short nat_tgms; /* # of telegrams to be announced */
unsigned short nat_ann; /* # of annos pending */
int nat_timeused; /* number of seconds used today */
short nat_btu; /* bureaucratic time units */
short nat_access; /* The tick when BTUs were last updated */
int nat_reserve; /* military reserves */
int nat_money; /* moola */
time_t nat_last_login; /* time of last login, 0 menas never */
time_t nat_last_logout; /* time of last logout, 0 means never */
time_t nat_newstim; /* date news last read */
time_t nat_annotim; /* date annos last read */
float nat_level[4]; /* technology, etc */
unsigned char nat_relate[MAXNOC];
unsigned char nat_contact[MAXNOC];
unsigned char nat_rejects[MAXNOC];
};
/* nation relation codes */
#define AT_WAR 0
#define HOSTILE 1
#define NEUTRAL 2
#define FRIENDLY 3
#define ALLIED 4
/* nation reject codes */
#define REJ_TELE bit(0) /* dont allow telegrams to be sent */
#define REJ_TREA bit(1) /* dont allow treaties to be offered */
#define REJ_ANNO bit(2) /* don't receive announcements */
#define REJ_LOAN bit(3) /* don't allow loans to be offered */
#define NAT_TLEV 0
#define NAT_RLEV 1
#define NAT_ELEV 2
#define NAT_HLEV 3
/*
* Number of updates contact lasts for various ways of making contact.
* These are only useful with option LOSE_CONTACT option, which
* implies option HIDDEN.
*/
/* Planes spotting and being spotted */
#define FOUND_FLY 3
/* Lookout */
#define FOUND_LOOK 5
/* Spies and ground combat */
#define FOUND_SPY 6
/* Communication */
#define FOUND_TELE 3
/* Coastwatch and skywatch */
#define FOUND_COAST 3
extern char *relates[];
/* procedures relating to nation stuff */
#define putnat(p) ef_write(EF_NATION, (p)->nat_cnum, (p))
#define getnatp(n) ((struct natstr *)ef_ptr(EF_NATION, (n)))
#define getrealm(r, n, p) ef_read(EF_REALM, ((r) + ((n) * MAXNOR)), (p))
#define putrealm(p) ef_write(EF_REALM, (p)->r_uid, (p))
extern double tfact(natid cn, double mult);
extern double techfact(int level, double mult);
extern char *cname(natid n);
extern char *relatename(struct natstr *np, natid other);
extern char *rejectname(struct natstr *np, natid other);
extern char *natstate(struct natstr *np);
extern int getrel(struct natstr *np, natid them);
extern int relations_with(natid, natid);
extern int getrejects(natid them, struct natstr *np);
extern int getcontact(struct natstr *np, natid them);
extern void putrel(struct natstr *np, natid them, int relate);
extern void putreject(struct natstr *np, natid them, int how, int what);
extern void putcontact(struct natstr *np, natid them, int contact);
extern void agecontact(struct natstr *np);
extern int influx(struct natstr *np);
extern struct natstr *nat_reset(struct natstr *, natid, char *, char *,
enum nat_status);
extern int check_nat_name(char *, natid);
extern int grant_btus(struct natstr *, int);
/* nation flags */
#define NF_INFORM bit(0) /* Inform me of telegrams right away */
#define NF_FLASH bit(1) /* Allow other players to flash me (sicko :) */
#define NF_BEEP bit(2) /* Make beeping sounds when appropriate */
#define NF_COASTWATCH bit(3) /* Turn auto-coastwatch on */
#define NF_SONAR bit(4) /* Turn auto-sonar on */
#define NF_TECHLISTS bit(5) /* Sort lists by tech not type */
#define NF_SACKED bit(6) /* Capital was sacked, and hasn't been reset yet */
#endif