1 /*
2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2021, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
5 *
6 * Empire 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 3 of the License, or
9 * (at your option) any later version.
10 *
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.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 *
19 * ---
20 *
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
24 *
25 * ---
26 *
27 * empobj.c: Common functions on struct empobj and
28 * union empobj_storage
29 *
30 * Known contributors to this file:
31 * Ron Koenderink, 2006
32 * Markus Armbruster, 2006-2016
33 */
34
35 #include <config.h>
36
37 #include "empobj.h"
38 #include "news.h"
39 #include "product.h"
40
41 char *
empobj_chr_name(struct empobj * gp)42 empobj_chr_name(struct empobj *gp)
43 {
44 switch (gp->ef_type) {
45 case EF_LAND:
46 return lchr[(int)gp->type].l_name;
47 case EF_SHIP:
48 return mchr[(int)gp->type].m_name;
49 case EF_PLANE:
50 return plchr[(int)gp->type].pl_name;
51 case EF_NUKE:
52 return nchr[(int)gp->type].n_name;
53 case EF_SECTOR:
54 return dchr[(int)gp->type].d_name;
55 }
56 CANT_REACH();
57 return "The Beast";
58 }
59
60 int
empobj_in_use(int type,void * p)61 empobj_in_use(int type, void *p)
62 {
63 switch (type) {
64 case EF_SHIP:
65 case EF_PLANE:
66 case EF_LAND:
67 case EF_NUKE:
68 case EF_TRADE:
69 case EF_COMM:
70 case EF_LOST:
71 return ((struct empobj *)p)->own != 0;
72 case EF_NATION:
73 case EF_COUNTRY:
74 return ((struct natstr *)p)->nat_stat != STAT_UNUSED;
75 case EF_RELAT:
76 case EF_CONTACT:
77 case EF_REJECT:
78 return empobj_in_use(EF_NATION,
79 ef_ptr(EF_NATION,
80 ((struct ef_typedstr *)p)->uid));
81 case EF_NEWS:
82 return ((struct nwsstr *)p)->nws_vrb != 0;
83 case EF_LOAN:
84 return ((struct lonstr *)p)->l_status != LS_FREE;
85 case EF_REALM:
86 return empobj_in_use(EF_NATION,
87 ef_ptr(EF_NATION,
88 ((struct realmstr *)p)->r_cnum));
89 case EF_PRODUCT:
90 return ((struct pchrstr *)p)->p_sname[0];
91 case EF_SHIP_CHR:
92 return ((struct mchrstr *)p)->m_name[0];
93 case EF_PLANE_CHR:
94 return ((struct plchrstr *)p)->pl_name[0];
95 case EF_LAND_CHR:
96 return ((struct lchrstr *)p)->l_name[0];
97 case EF_NUKE_CHR:
98 return ((struct nchrstr *)p)->n_name[0];
99 case EF_NEWS_CHR:
100 return ((struct rptstr *)p)->r_newspage != 0;
101 default:
102 return 1;
103 }
104 }
105