2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2010, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See files README, COPYING and CREDITS in the root of the source
23 * tree for related information and legal notices. It is expected
24 * that future projects/authors will amend these files as needed.
28 * lostsub.c: Subroutines for lost items
30 * Known contributors to this file:
32 * Markus Armbruster, 2008
42 static int findlost(int, natid, int, coord, coord, int);
45 * Record item ID of type TYPE changed owner from EXOWN to OWN at X, Y.
48 lost_and_found(int type, natid exown, natid own, int id, coord x, coord y)
53 makelost(type, exown, id, x, y);
55 makenotlost(type, own, id, x, y);
59 makelost(int type, natid owner, int id, coord x, coord y)
64 n = findlost(type, owner, id, x, y, 1);
65 ef_blank(EF_LOST, n, &lost);
66 lost.lost_type = type;
67 lost.lost_owner = owner;
75 makenotlost(int type, natid owner, int id, coord x, coord y)
80 n = findlost(type, owner, id, x, y, 0);
90 * Find a suitable slot in the lost file.
91 * If a record for TYPE, OWNER, ID, X, Y exists, return its index.
92 * Else if FREE is non-zero, return the index of an unused record.
96 findlost(int type, natid owner, int id, coord x, coord y, int free)
102 for (n = 0; getlost(n, &lost); n++) {
103 if (!lost.lost_owner && freeslot < 0)
105 if (!lost.lost_owner)
107 if (lost.lost_owner == owner && type == lost.lost_type) {
108 if (type == EF_SECTOR && lost.lost_x == x && lost.lost_y == y)
110 else if (lost.lost_id == id)
125 delete_old_lostitems(void)
127 time_t expiry_time = time(NULL) - hours(lost_keep_hours);
131 for (i = 0; getlost(i, &lost); i++) {
132 if (!lost.lost_owner)
134 if (lost.lost_timestamp >= expiry_time)