2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2000, 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 the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23 * related information and legal notices. It is expected that any future
24 * projects/authors will amend these files as needed.
28 * login.c: Log into an empire server
30 * Known contributors to this file:
46 int expect(int s, int match, s_char *buf);
47 void sendcmd(int s, int cmd, s_char *arg);
50 login(int s, s_char *uname, s_char *cname, s_char *cpass, int kill_proc)
58 if (!expect(s, C_INIT, buf))
60 (void)sendcmd(s, USER, uname);
61 if (!expect(s, C_CMDOK, buf))
64 (void)printf("Country name? ");
65 cname = fgets(tmp, sizeof(tmp), stdin);
66 if (cname == 0 || *cname == 0)
70 if (cname[len-1] == '\n')
72 (void)sendcmd(s, COUN, cname);
73 if (!expect(s, C_CMDOK, buf)) {
74 (void)fprintf(stderr, "empire: no such country\n");
79 cpass = (s_char *)getpass("Your name? ");
80 if (cpass == 0 || *cpass == 0)
83 printf("Note: This is echoed to the screen\n");
84 printf("Your name? ");
85 cpass = fgets(tmp, sizeof(tmp), stdin);
86 if (cpass == 0 || *cpass == 0)
89 if (cname[len-1] == '\n')
94 (void)sendcmd(s, PASS, cpass);
95 memset(cpass, 0, strlen(cpass)); /* for core dumps */
96 if (!expect(s, C_CMDOK, buf)) {
97 (void)fprintf(stderr, "Bad password\n");
101 (void)sendcmd(s, KILL, (s_char *)0);
102 (void)printf("\n\t-=O=-\n");
103 (void)expect(s, C_EXIT, buf);
104 fprintf(stderr, "%s\n", buf);
107 (void)sendcmd(s, PLAY, (s_char *)0);
108 (void)printf("\n\t-=O=-\n");
109 if (!expect(s, C_INIT, buf)) {
110 fprintf(stderr, "%s\n", buf);
113 for (ptr = buf; !isspace(*ptr); ptr++) ;
115 p = strchr(ptr, '\n');
118 if (atoi(ptr) != CLIENTPROTO) {
119 printf("Empire client out of date; get new version!\n");
120 printf(" this version: %d, current version: %d\n",
121 CLIENTPROTO, atoi(ptr));