| 1 | /* |
1 | /* |
| 2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
| 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 Deliantra team |
| 5 | * Copyright (©) 2001,2007 Mark Wedel |
5 | * Copyright (©) 2001,2007 Mark Wedel |
| 6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
| 7 | * |
7 | * |
| 8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation, either version 3 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
| 11 | * (at your option) any later version. |
11 | * (at your option) any later version. |
| 12 | * |
12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
| … | |
… | |
| 16 | * GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
| 17 | * |
17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | * |
20 | * |
| 21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
| 22 | */ |
22 | */ |
| 23 | |
23 | |
| 24 | /** |
24 | /** |
| 25 | * \file |
25 | * \file |
| 26 | * Socket general functions |
26 | * Socket general functions |
| … | |
… | |
| 60 | * socket setup is handled elsewhere. We do send a version to the |
60 | * socket setup is handled elsewhere. We do send a version to the |
| 61 | * client. |
61 | * client. |
| 62 | */ |
62 | */ |
| 63 | client::client (int fd, const char *peername) |
63 | client::client (int fd, const char *peername) |
| 64 | : fd (fd), host (strdup (peername)), |
64 | : fd (fd), host (strdup (peername)), |
| 65 | socket_ev (this, &client::socket_cb), |
65 | socket_ev (this, &client::socket_cb) |
| 66 | cmd_ev (this, &client::cmd_cb) |
|
|
| 67 | { |
66 | { |
| 68 | refcnt_inc (); // the socket is an external reference |
67 | refcnt_inc (); // the socket is an external reference |
| 69 | |
68 | |
| 70 | mss = 1500 - 52; // 1500 typical ethernet frame, 66 typical tcp header overhead |
69 | mss = 1500 - 52; // 1500 typical ethernet frame, 66 typical tcp header overhead |
| 71 | |
70 | |
| … | |
… | |
| 131 | if (!getsockopt (fd, IPPROTO_TCP, TCP_MAXSEG, &val, &sl) && sl == sizeof (val)) |
130 | if (!getsockopt (fd, IPPROTO_TCP, TCP_MAXSEG, &val, &sl) && sl == sizeof (val)) |
| 132 | mss = val; |
131 | mss = val; |
| 133 | #endif |
132 | #endif |
| 134 | } |
133 | } |
| 135 | |
134 | |
| 136 | { |
|
|
| 137 | int bufsize = 65535; /*Supposed absolute upper limit */ |
|
|
| 138 | int oldbufsize; |
|
|
| 139 | int buflen = sizeof (int); |
|
|
| 140 | |
|
|
| 141 | if (fcntl (fd, F_SETFL, O_NONBLOCK) == -1) |
135 | if (fcntl (fd, F_SETFL, O_NONBLOCK) == -1) |
| 142 | LOG (llevError, "InitConnection: Error on fcntl.\n"); |
136 | LOG (llevError, "InitConnection: Error on fcntl.\n"); |
| 143 | |
|
|
| 144 | if (getsockopt (fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen) == -1) |
|
|
| 145 | oldbufsize = 0; |
|
|
| 146 | |
|
|
| 147 | if (oldbufsize < bufsize) |
|
|
| 148 | if (setsockopt (fd, SOL_SOCKET, SO_SNDBUF, (char *) &bufsize, sizeof (&bufsize))) |
|
|
| 149 | LOG (llevError, "InitConnection: setsockopt unable to set output buf size to %d\n", bufsize); |
|
|
| 150 | |
|
|
| 151 | buflen = sizeof (oldbufsize); |
|
|
| 152 | getsockopt (fd, SOL_SOCKET, SO_SNDBUF, (char *) &oldbufsize, (socklen_t *) & buflen); |
|
|
| 153 | } |
|
|
| 154 | |
137 | |
| 155 | state = ST_SETUP; |
138 | state = ST_SETUP; |
| 156 | mapmode = Map0Cmd; |
139 | mapmode = Map0Cmd; |
| 157 | darkness = 1; |
140 | darkness = 1; |
| 158 | mapx = 11; |
141 | mapx = 11; |
| … | |
… | |
| 165 | * face information. |
148 | * face information. |
| 166 | */ |
149 | */ |
| 167 | faces_sent[0] = true; |
150 | faces_sent[0] = true; |
| 168 | fx_want [FT_FACE] = true; // all clients must support image faces |
151 | fx_want [FT_FACE] = true; // all clients must support image faces |
| 169 | |
152 | |
| 170 | socket_ev.prio (PE_PRIO_NORMAL); |
153 | socket_ev.set (fd, EV_READ); |
| 171 | socket_ev.fd (fd); |
154 | socket_ev.start (); |
| 172 | socket_ev.poll (PE_R); |
|
|
| 173 | |
|
|
| 174 | cmd_ev.prio (PE_PRIO_NORMAL); |
|
|
| 175 | |
155 | |
| 176 | // initialisation done, kick it! |
156 | // initialisation done, kick it! |
| 177 | send_packet_printf ("version %d %d %s\n", VERSION_CS, VERSION_SC, VERSION_INFO); |
157 | send_packet_printf ("version %d %d %s\n", VERSION_CS, VERSION_SC, VERSION_INFO); |
| 178 | flush (); |
158 | flush (); |
| 179 | |
159 | |
| … | |
… | |
| 208 | close (fd); |
188 | close (fd); |
| 209 | } |
189 | } |
| 210 | |
190 | |
| 211 | state = ST_DEAD; |
191 | state = ST_DEAD; |
| 212 | |
192 | |
| 213 | socket_ev.suspend (); |
193 | socket_ev.stop (); |
| 214 | cmd_ev.suspend (); |
|
|
| 215 | |
194 | |
| 216 | refcnt_dec (); // socket no longer open |
195 | refcnt_dec (); // socket no longer open |
| 217 | } |
196 | } |
| 218 | |
197 | |
| 219 | void |
198 | void |
