2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2009, 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 * expect.c: Read from the socket, expecting to see a particular code.
30 * Known contributors to this file:
32 * Markus Armbruster, 2007
43 #include <sys/types.h>
44 #include <sys/socket.h>
51 #define read(sock, buffer, buf_size) \
52 w32_recv((sock), (buffer), (buf_size), 0)
53 #define write(sock, buffer, buf_size) \
54 w32_send((sock), (buffer), (buf_size), 0)
58 recvline(int s, char *buf)
79 if (bp < buf + sz - 2)
81 /* else silently truncate */
95 id = strtol(line, &end, 36);
96 if (end == line || *end != ' ') {
97 fprintf(stderr, "Malformed id in line %s", line);
106 expect(int s, int match, char *buf)
108 return recvline(s, buf) == match;
112 sendcmd(int s, char *cmd, char *arg)
119 len = snprintf(buf, sizeof(buf), "%s %s\n",
120 cmd, arg != NULL ? arg : "");
121 if (len >= (int)sizeof(buf)) {
122 fprintf(stderr, "%s too long\n", cmd);
127 n = write(s, buf, len);
129 if (errno != EINTR) {
130 perror("sendcmd: write");