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 (©) 2002-2003,2007 Mark Wedel & The Crossfire Development Team |
5 | * Copyright (©) 2002-2003,2007 Mark Wedel & The Crossfire Development Team |
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 | * Main client/server loops. |
26 | * Main client/server loops. |
… | |
… | |
50 | |
50 | |
51 | #define MAX_QUEUE_DEPTH 50 |
51 | #define MAX_QUEUE_DEPTH 50 |
52 | #define MAX_QUEUE_BACKLOG 3. |
52 | #define MAX_QUEUE_BACKLOG 3. |
53 | |
53 | |
54 | // disconnect a socket after this many seconds without an ack |
54 | // disconnect a socket after this many seconds without an ack |
55 | #define SOCKET_TIMEOUT 8. |
55 | #define SOCKET_TIMEOUT 16. |
56 | |
56 | |
57 | void |
57 | void |
58 | client::reset_state () |
58 | client::reset_state () |
59 | { |
59 | { |
60 | if (!pl) |
60 | if (!pl) |
… | |
… | |
75 | reset_state (); |
75 | reset_state (); |
76 | send_packet_printf ("drawinfo %d command queue overflow, ignoring.", NDI_RED); |
76 | send_packet_printf ("drawinfo %d command queue overflow, ignoring.", NDI_RED); |
77 | } |
77 | } |
78 | else |
78 | else |
79 | { |
79 | { |
80 | cmd_queue.push_back (command ()); |
80 | cmd_queue.resize (cmd_queue.size () + 1); |
81 | command &cmd = cmd_queue.back (); |
81 | command &cmd = cmd_queue.back (); |
82 | cmd.stamp = stamp; |
82 | cmd.stamp = stamp; |
83 | cmd.handler = handler; |
83 | cmd.handler = handler; |
84 | cmd.data = salloc<char> (datalen + 1, data); |
84 | cmd.data = salloc<char> (datalen + 1, data); |
85 | cmd.datalen = datalen; |
85 | cmd.datalen = datalen; |
… | |
… | |
101 | send_packet_printf ("drawinfo %d ignoring delayed commands.", NDI_RED); |
101 | send_packet_printf ("drawinfo %d ignoring delayed commands.", NDI_RED); |
102 | } |
102 | } |
103 | else |
103 | else |
104 | execute (cmd.handler, cmd.data, cmd.datalen); |
104 | execute (cmd.handler, cmd.data, cmd.datalen); |
105 | |
105 | |
|
|
106 | sfree<char> (cmd.data, cmd.datalen + 1); |
106 | cmd_queue.pop_front (); |
107 | cmd_queue.pop_front (); |
107 | return true; |
108 | return true; |
108 | } |
109 | } |
109 | else |
110 | else |
110 | return false; |
111 | return false; |
… | |
… | |
113 | void |
114 | void |
114 | client::tick () |
115 | client::tick () |
115 | { |
116 | { |
116 | if (!pl || destroyed ()) |
117 | if (!pl || destroyed ()) |
117 | return; |
118 | return; |
|
|
119 | |
|
|
120 | pl->dirty = true; |
118 | |
121 | |
119 | /* Update the players stats once per tick. More efficient than |
122 | /* Update the players stats once per tick. More efficient than |
120 | * sending them whenever they change, and probably just as useful |
123 | * sending them whenever they change, and probably just as useful |
121 | */ |
124 | */ |
122 | esrv_update_stats (pl); |
125 | esrv_update_stats (pl); |
123 | |
126 | |
124 | if (last_weight != -1 && last_weight != WEIGHT (pl->ob)) |
127 | sint32 weight = pl->ob->client_weight (); |
|
|
128 | |
|
|
129 | if (last_weight != weight) |
125 | { |
130 | { |
|
|
131 | pl->ob->update_stats (); |
126 | esrv_update_item (UPD_WEIGHT, pl->ob, pl->ob); |
132 | esrv_update_item (UPD_WEIGHT, pl->ob, pl->ob); |
127 | if (last_weight != WEIGHT (pl->ob)) |
|
|
128 | LOG (llevError, "esrv_update_item(UPD_WEIGHT) did not set player weight: is %lu, should be %lu\n", |
|
|
129 | (unsigned long) last_weight, WEIGHT (pl->ob)); |
|
|
130 | } |
133 | } |
131 | |
134 | |
132 | draw_client_map (pl); |
135 | draw_client_map (pl); |
133 | |
136 | |
134 | if (update_look) |
137 | if (update_look) |
135 | esrv_draw_look (pl); |
138 | esrv_draw_look (pl); |
|
|
139 | |
|
|
140 | mapinfo_queue_run (); |
136 | |
141 | |
137 | #if HAVE_TCP_INFO |
142 | #if HAVE_TCP_INFO |
138 | // check time of last ack, and, if too old, kill connection |
143 | // check time of last ack, and, if too old, kill connection |
139 | socklen_t len = sizeof (tcpi); |
144 | socklen_t len = sizeof (tcpi); |
140 | |
145 | |
… | |
… | |
153 | tcpi.tcpi_snd_ssthresh, tcpi.tcpi_snd_cwnd, tcpi.tcpi_advmss, tcpi.tcpi_pmtu, tcpi.tcpi_advmss, |
158 | tcpi.tcpi_snd_ssthresh, tcpi.tcpi_snd_cwnd, tcpi.tcpi_advmss, tcpi.tcpi_pmtu, tcpi.tcpi_advmss, |
154 | |
159 | |
155 | tcpi.tcpi_snd_cwnd - (tcpi.tcpi_unacked - tcpi.tcpi_sacked)); |
160 | tcpi.tcpi_snd_cwnd - (tcpi.tcpi_unacked - tcpi.tcpi_sacked)); |
156 | #endif |
161 | #endif |
157 | |
162 | |
|
|
163 | // fast-time-out a player by checking for missign acks |
158 | // do this only when player is active |
164 | // do this only when player is active |
159 | if (pl && pl->active |
165 | if (pl && pl->active |
160 | && tcpi.tcpi_last_ack_recv > int (SOCKET_TIMEOUT * 1000)) |
166 | && tcpi.tcpi_last_ack_recv > int (SOCKET_TIMEOUT * 1000)) |
161 | { |
167 | { |
162 | send_msg (NDI_RED | NDI_REPLY, "connection-timeout", "safety disconnect due to tcp/ip timeout (no packets received)"); |
168 | send_msg (NDI_RED | NDI_REPLY, "connection-timeout", "safety disconnect due to tcp/ip timeout (no packets received)"); |