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Comparing deliantra/server/socket/lowlevel.C (file contents):
Revision 1.47 by root, Tue Jun 12 10:29:52 2007 UTC vs.
Revision 1.51 by root, Sat Jul 28 00:15:03 2007 UTC

1/* 1/*
2 * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. 2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team 4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5 * Copyright (©) 1992,2007 Frank Tore Johansen 5 * Copyright (©) 1992,2007 Frank Tore Johansen
6 * 6 *
7 * Crossfire TRT is free software; you can redistribute it and/or modify it 7 * Crossfire TRT is free software: you can redistribute it and/or modify
8 * under the terms of the GNU General Public License as published by the Free 8 * it under the terms of the GNU General Public License as published by
9 * Software Foundation; either version 2 of the License, or (at your option) 9 * the Free Software Foundation, either version 3 of the License, or
10 * any later version. 10 * (at your option) any later version.
11 * 11 *
12 * This program is distributed in the hope that it will be useful, but 12 * This program is distributed in the hope that it will be useful,
13 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * for more details. 15 * GNU General Public License for more details.
16 * 16 *
17 * You should have received a copy of the GNU General Public License along 17 * You should have received a copy of the GNU General Public License
18 * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 * 19 *
21 * The authors can be reached via e-mail to <crossfire@schmorp.de> 20 * The authors can be reached via e-mail to <crossfire@schmorp.de>
22 */ 21 */
23 22
24using namespace std; 23using namespace std;
… …
51 // check about once per second, spread evenly over all clients 50 // check about once per second, spread evenly over all clients
52 // do this only when player is active 51 // do this only when player is active
53 if (!((pticks + fd) & 7) && pl && pl->active) 52 if (!((pticks + fd) & 7) && pl && pl->active)
54 { 53 {
55 // check time of last ack, and, if too old, kill connection 54 // check time of last ack, and, if too old, kill connection
56 struct tcp_info tcpi;
57 socklen_t len = sizeof (tcpi); 55 socklen_t len = sizeof (tcpi);
58 56
59 if (!getsockopt (fd, IPPROTO_TCP, TCP_INFO, &tcpi, &len) && len == sizeof (tcpi)) 57 if (!getsockopt (fd, IPPROTO_TCP, TCP_INFO, &tcpi, &len) && len == sizeof (tcpi))
60 { 58 {
61 if (tcpi.tcpi_snd_mss) 59 if (tcpi.tcpi_snd_mss)
62 mss = tcpi.tcpi_snd_mss; 60 mss = tcpi.tcpi_snd_mss;
63 61
64 rtt = tcpi.tcpi_rtt; 62 fprintf (stderr, "uack %d sst %d cwnd %d mss %d pmtu %d\n",
65 rttvar = tcpi.tcpi_rttvar; 63 tcpi.tcpi_unacked, tcpi.tcpi_snd_ssthresh, tcpi.tcpi_snd_cwnd, tcpi.tcpi_advmss, tcpi.tcpi_pmtu);
66 64
67 if (tcpi.tcpi_last_ack_recv > int (SOCKET_TIMEOUT * 1000)) 65 if (tcpi.tcpi_last_ack_recv > int (SOCKET_TIMEOUT * 1000))
68 { 66 {
69 send_msg (NDI_RED, "connection-timeout", "safety disconnect due to tcp/ip timeout (no packets received)"); 67 send_msg (NDI_RED, "connection-timeout", "safety disconnect due to tcp/ip timeout (no packets received)");
70 write_outputbuffer (); 68 write_outputbuffer ();
… …
511 va_end (ap); 509 va_end (ap);
512 510
513 send_packet (sl); 511 send_packet (sl);
514} 512}
515 513
516void 514// returns true when the message needs special (read: perl) treatment
517client::send_drawinfo (const char *msg, int flags) 515static bool
518{ 516msg_is_special (const char *msg)
519 send_packet_printf ("drawinfo %d %s", flags, msg); 517{
518 return msg [strcspn (msg, "<[&\n")];
520} 519}
521 520
522void 521void
523client::send_msg (int color, const char *type, const char *msg) 522client::send_msg (int color, const char *type, const char *msg)
524{ 523{
524 if (msg_is_special (msg))
525 cfperl_send_msg (this, color, type, msg);
525 if (can_msg) 526 else if (can_msg)
526 send_packet_printf ("msg %d %s %s", color, type, msg); 527 send_packet_printf ("msg %d %s %s", color, type, msg);
527 else if (color < 0) 528 else if (color < 0)
528 return; // client cannot handle this 529 return; // client cannot handle this
529 else if (strchr (msg, '<') || strchr (msg, '&'))
530 {
531 //TODO: should escape/modify to old syntax
532 send_packet_printf ("drawinfo %d %s", color, msg);
533 }
534 else 530 else
535 send_packet_printf ("drawinfo %d %s", color, msg); 531 send_packet_printf ("drawinfo %d %s", color, msg);
532}
533
534void
535client::send_drawinfo (const char *msg, int flags)
536{
537 send_msg (flags, "log", msg);
536} 538}
537 539
538/*********************************************************************** 540/***********************************************************************
539 * 541 *
540 * packet functions/utilities 542 * packet functions/utilities

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