1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for X-windows |
2 | * CrossFire, A Multiplayer game for X-windows |
3 | |
3 | * |
4 | Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
4 | * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team |
5 | Copyright (C) 2001 Mark Wedel |
5 | * Copyright (C) 2001 Mark Wedel |
6 | Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (C) 1992 Frank Tore Johansen |
7 | |
7 | * |
8 | This program is free software; you can redistribute it and/or modify |
8 | * This program 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 2 of the License, or |
10 | * the Free Software Foundation; either version 2 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, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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, write to the Free Software |
19 | * along with this program; if not, write to the Free Software |
20 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 | |
21 | * |
22 | The author can be reached via e-mail to <crossfire@schmorp.de> |
22 | * The author 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 |
28 | * |
28 | * |
… | |
… | |
59 | : fd (fd), host (strdup (peername)), |
59 | : fd (fd), host (strdup (peername)), |
60 | socket_ev (this, &client::socket_cb), |
60 | socket_ev (this, &client::socket_cb), |
61 | cmd_ev (this, &client::cmd_cb), |
61 | cmd_ev (this, &client::cmd_cb), |
62 | cc_inv (this), cc_other (this) |
62 | cc_inv (this), cc_other (this) |
63 | { |
63 | { |
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64 | refcnt_inc (); // the socket is an external reference |
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65 | |
64 | { |
66 | { |
65 | struct linger linger_opt; |
67 | struct linger linger_opt; |
66 | |
68 | |
67 | linger_opt.l_onoff = 0; |
69 | linger_opt.l_onoff = 0; |
68 | linger_opt.l_linger = 0; |
70 | linger_opt.l_linger = 0; |
… | |
… | |
127 | mapmode = Map0Cmd; |
129 | mapmode = Map0Cmd; |
128 | darkness = 1; |
130 | darkness = 1; |
129 | mapx = 11; |
131 | mapx = 11; |
130 | mapy = 11; |
132 | mapy = 11; |
131 | itemcmd = 1; /* Default is version item1 command */ |
133 | itemcmd = 1; /* Default is version item1 command */ |
132 | |
134 | max_rate = 100000 / (1000000 / MAX_TIME); // ~1mbit is assumed per default |
133 | faces_sent = salloc0<uint8> (nrofpixmaps); |
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134 | |
135 | |
135 | /* Do this so we don't send a face command for the client for |
136 | /* Do this so we don't send a face command for the client for |
136 | * this face. Face 0 is sent to the client to say clear |
137 | * this face. Face 0 is sent to the client to say clear |
137 | * face information. |
138 | * face information. |
138 | */ |
139 | */ |
139 | faces_sent[0] = NS_FACESENT_FACE; |
140 | faces_sent[0] = true; |
140 | |
141 | |
141 | // socket I/O is low priority |
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142 | // we prefer to have the server run instead of handling client requests |
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143 | socket_ev.prio (PE_PRIO_NORMAL + 1); |
142 | socket_ev.prio (PE_PRIO_NORMAL); |
144 | socket_ev.fd (fd); |
143 | socket_ev.fd (fd); |
145 | socket_ev.poll (PE_R); |
144 | socket_ev.poll (PE_R); |
146 | |
145 | |
147 | // command handling is even lower priority |
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148 | // that way no client can monopolise the server |
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149 | cmd_ev.prio (PE_PRIO_NORMAL + 2); |
146 | cmd_ev.prio (PE_PRIO_NORMAL); |
150 | |
147 | |
151 | // initialisation done, kick it! |
148 | // initialisation done, kick it! |
152 | send_packet_printf ("version %d %d %s\n", VERSION_CS, VERSION_SC, VERSION_INFO); |
149 | send_packet_printf ("version %d %d %s\n", VERSION_CS, VERSION_SC, VERSION_INFO); |
153 | flush (); |
150 | flush (); |
154 | |
151 | |
155 | // clients are externally referenced by the socket |
152 | reset_stats (); |
156 | refcnt_inc (); |
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157 | clients.push_back (this); |
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158 | |
153 | |
159 | #if 0//TODO |
154 | clients.insert (this); |
160 | socket_info.nconns++; |
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161 | if (socket_info.nconns > cst_tot.max_conn) cst_tot.max_conn = socket_info.nconns; |
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162 | if (socket_info.nconns > cst_lst.max_conn) cst_lst.max_conn = socket_info.nconns; |
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163 | #endif |
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164 | } |
155 | } |
165 | |
156 | |
166 | client::~client () |
157 | client::~client () |
167 | { |
158 | { |
168 | sockvec::iterator i = find (clients.begin (), clients.end (), this); |
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169 | if (i != clients.end ()) |
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170 | clients.erase (i); |
159 | clients.erase (this); |
171 | |
160 | |
172 | sfree<uint8> (faces_sent, nrofpixmaps); |
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173 | free (stats.range); |
161 | free (stats.range); |
174 | free (stats.title); |
162 | free (stats.title); |
175 | free (host); |
163 | free (host); |
176 | } |
164 | } |
177 | |
165 | |
… | |
… | |
182 | |
170 | |
183 | if (pl) |
171 | if (pl) |
184 | pl->disconnect (); |
172 | pl->disconnect (); |
185 | |
173 | |
186 | if (fd >= 0) |
174 | if (fd >= 0) |
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175 | { |
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176 | send_packet ("goodbye"); |
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177 | flush (); |
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178 | |
187 | close (fd); |
179 | close (fd); |
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180 | } |
188 | |
181 | |
189 | state = ST_DEAD; |
182 | state = ST_DEAD; |
190 | |
183 | |
191 | socket_ev.suspend (); |
184 | socket_ev.suspend (); |
192 | cmd_ev.suspend (); |
185 | cmd_ev.suspend (); |
193 | |
186 | |
194 | // socket now longer references us |
187 | refcnt_dec (); // socket no longer open |
195 | refcnt_dec (); |
188 | } |
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189 | |
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190 | void |
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191 | client::reset_stats () |
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192 | { |
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193 | /* we need to clear these to -1 and not zero - otherwise, |
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194 | * if a player quits and starts a new character, we wont |
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195 | * send new values to the client, as things like exp start |
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196 | * at zero. |
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197 | */ |
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198 | for (int i = 0; i < NUM_SKILLS; i++) |
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199 | last_skill_exp[i] = -1; |
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200 | |
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201 | for (int i = 0; i < NROFATTACKS; i++) |
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202 | last_resist[i] = -1; |
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203 | |
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204 | last_weapon_sp = -1; |
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205 | last_level = -1; |
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206 | last_stats.exp = -1; |
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207 | last_weight = (uint32) - 1; |
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208 | last_flags = 0; |
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209 | last_weight = 0; |
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210 | last_weight_limit = 0; |
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211 | last_path_attuned = 0; |
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212 | last_path_repelled = 0; |
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213 | last_path_denied = 0; |
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214 | last_speed = 0; |
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215 | flags = 0; |
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216 | |
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217 | static living zero_living; |
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218 | last_stats = zero_living; |
196 | } |
219 | } |
197 | |
220 | |
198 | /** This sets up the socket and reads all the image information into memory. */ |
221 | /** This sets up the socket and reads all the image information into memory. */ |
199 | void |
222 | void |
200 | init_ericserver (void) |
223 | init_ericserver (void) |
201 | { |
224 | { |
202 | cst_tot.time_start = time (NULL); |
225 | cst_tot.time_start = time (NULL); |
203 | cst_lst.time_start = time (NULL); |
226 | cst_lst.time_start = time (NULL); |
204 | |
227 | |
205 | LOG (llevDebug, "Initialize new client/server data\n"); |
228 | LOG (llevDebug, "Initialize new client/server data\n"); |
206 | |
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207 | read_client_images (); |
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208 | } |
229 | } |
209 | |
230 | |
210 | |
231 | |
211 | /******************************************************************************* |
232 | /******************************************************************************* |
212 | * |
233 | * |
… | |
… | |
223 | } |
244 | } |
224 | |
245 | |
225 | client * |
246 | client * |
226 | client::create (int fd, const char *peername) |
247 | client::create (int fd, const char *peername) |
227 | { |
248 | { |
228 | if (checkbanned (NULL, peername)) |
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229 | { |
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230 | LOG (llevInfo, "Banned host tried to connect: [%s]\n", peername); |
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231 | return 0; |
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232 | } |
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233 | else |
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234 | { |
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235 | client *ns = new client (dup (fd), peername); |
249 | client *ns = new client (dup (fd), peername); |
236 | |
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237 | ns->instantiate (); // effectively a nop right now |
250 | ns->instantiate (); // effectively a nop right now |
238 | |
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239 | INVOKE_CLIENT (CONNECT, ns); |
251 | INVOKE_CLIENT (CONNECT, ns); |
240 | |
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241 | return ns; |
252 | return ns; |
242 | } |
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243 | } |
253 | } |
244 | |
254 | |