1 | /* |
1 | /* |
2 | * CrossFire, A Multiplayer game for X-windows |
2 | * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. |
3 | * |
3 | * |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
5 | * Copyright (C) 2001 Mark Wedel |
5 | * Copyright (©) 2001,2007 Mark Wedel |
6 | * Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
8 | * Crossfire TRT is free software; you can redistribute it and/or modify it |
9 | * it under the terms of the GNU General Public License as published by |
9 | * under the terms of the GNU General Public License as published by the Free |
10 | * the Free Software Foundation; either version 2 of the License, or |
10 | * Software Foundation; either version 2 of the License, or (at your option) |
11 | * (at your option) any later version. |
11 | * 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, but |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
16 | * GNU General Public License for more details. |
16 | * 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 along |
19 | * along with this program; if not, write to the Free Software |
19 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
21 | * |
21 | * |
22 | * The author can be reached via e-mail to <crossfire@schmorp.de> |
22 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
23 | */ |
23 | */ |
24 | |
24 | |
25 | /** |
25 | /** |
26 | * \file |
26 | * \file |
27 | * Socket general functions |
27 | * Socket general functions |
… | |
… | |
46 | #include <unistd.h> |
46 | #include <unistd.h> |
47 | #include <arpa/inet.h> |
47 | #include <arpa/inet.h> |
48 | |
48 | |
49 | #include <algorithm> |
49 | #include <algorithm> |
50 | |
50 | |
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51 | // use relatively small values, as we do not expect to receive much, |
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52 | // and we do userspace write buffering |
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53 | // 8kb limits throughput to roughly 66kb/s |
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54 | #define SOCKET_RCVBUF 8192 |
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55 | #define SOCKET_SNDBUF 16384 |
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56 | |
51 | sockvec clients; |
57 | sockvec clients; |
52 | |
58 | |
53 | /** |
59 | /** |
54 | * Initializes a connection. Really, it just sets up the data structure, |
60 | * Initializes a connection. Really, it just sets up the data structure, |
55 | * socket setup is handled elsewhere. We do send a version to the |
61 | * socket setup is handled elsewhere. We do send a version to the |
… | |
… | |
74 | LOG (llevError, "SO_LINGER: %s\n", strerror (errno)); |
80 | LOG (llevError, "SO_LINGER: %s\n", strerror (errno)); |
75 | } |
81 | } |
76 | |
82 | |
77 | { |
83 | { |
78 | int val; |
84 | int val; |
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85 | |
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86 | #ifdef SO_RCVBUF |
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87 | val = SOCKET_RCVBUF; |
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88 | if (setsockopt (fd, SOL_SOCKET, SO_RCVBUF, &val, sizeof (val))) |
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89 | LOG (llevError, "SO_RCVBUF: %s\n", strerror (errno)); |
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90 | #endif |
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91 | |
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92 | #ifdef SO_SNDBUF |
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93 | val = SOCKET_SNDBUF; |
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94 | if (setsockopt (fd, SOL_SOCKET, SO_SNDBUF, &val, sizeof (val))) |
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95 | LOG (llevError, "SO_SNDBUF: %s\n", strerror (errno)); |
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96 | #endif |
79 | |
97 | |
80 | #ifdef IP_TOS |
98 | #ifdef IP_TOS |
81 | val = IPTOS_LOWDELAY; |
99 | val = IPTOS_LOWDELAY; |
82 | if (setsockopt (fd, IPPROTO_IP, IP_TOS, &val, sizeof (val))) |
100 | if (setsockopt (fd, IPPROTO_IP, IP_TOS, &val, sizeof (val))) |
83 | LOG (llevError, "IP_TOS: %s\n", strerror (errno)); |
101 | LOG (llevError, "IP_TOS: %s\n", strerror (errno)); |
… | |
… | |
226 | |
244 | |
227 | static living zero_living; |
245 | static living zero_living; |
228 | last_stats = zero_living; |
246 | last_stats = zero_living; |
229 | } |
247 | } |
230 | |
248 | |
231 | /** This sets up the socket and reads all the image information into memory. */ |
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232 | void |
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233 | init_ericserver (void) |
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234 | { |
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235 | cst_tot.time_start = time (NULL); |
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236 | cst_lst.time_start = time (NULL); |
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237 | |
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238 | LOG (llevDebug, "Initialize new client/server data\n"); |
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239 | } |
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240 | |
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241 | /******************************************************************************* |
249 | /******************************************************************************* |
242 | * |
250 | * |
243 | * Start of functions dealing with freeing of the data. |
251 | * Start of functions dealing with freeing of the data. |
244 | * |
252 | * |
245 | ******************************************************************************/ |
253 | ******************************************************************************/ |