1 | /* |
1 | /* |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 1992,2007 Frank Tore Johansen |
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6 | * |
5 | * |
7 | * Deliantra is free software: you can redistribute it and/or modify |
6 | * Deliantra is free software: you can redistribute it and/or modify it under |
8 | * it under the terms of the GNU General Public License as published by |
7 | * the terms of the Affero GNU General Public License as published by the |
9 | * the Free Software Foundation, either version 3 of the License, or |
8 | * Free Software Foundation, either version 3 of the License, or (at your |
10 | * (at your option) any later version. |
9 | * option) any later version. |
11 | * |
10 | * |
12 | * This program is distributed in the hope that it will be useful, |
11 | * This program is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * GNU General Public License for more details. |
14 | * GNU General Public License for more details. |
16 | * |
15 | * |
17 | * You should have received a copy of the GNU General Public License |
16 | * You should have received a copy of the Affero GNU General Public License |
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
17 | * and the GNU General Public License along with this program. If not, see |
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18 | * <http://www.gnu.org/licenses/>. |
19 | * |
19 | * |
20 | * The authors can be reached via e-mail to <support@deliantra.net> |
20 | * The authors can be reached via e-mail to <support@deliantra.net> |
21 | */ |
21 | */ |
22 | |
22 | |
23 | using namespace std; |
23 | using namespace std; |
24 | |
24 | |
… | |
… | |
53 | // write a nop to the socket at least every IDLE_NOP seconds. |
53 | // write a nop to the socket at least every IDLE_NOP seconds. |
54 | if (!outputbuffer.len) |
54 | if (!outputbuffer.len) |
55 | { |
55 | { |
56 | if (last_send + IDLE_PING <= NOW && pl && pl->active) |
56 | if (last_send + IDLE_PING <= NOW && pl && pl->active) |
57 | { |
57 | { |
58 | // this is a bit ugly, but map1/map1a seem to be the only |
58 | // this is a bit ugly, but map1a seems to be the only |
59 | // nop'able commands and they are quite small. |
59 | // nop'able command and it is quite small. |
60 | packet sl (mapmode == Map1Cmd ? "map1" : "map1a"); |
60 | packet sl ("map1a"); |
61 | send_packet (sl); |
61 | send_packet (sl); |
62 | } |
62 | } |
63 | else |
63 | else |
64 | return; |
64 | return; |
65 | } |
65 | } |
… | |
… | |
156 | ****************************************************************************/ |
156 | ****************************************************************************/ |
157 | |
157 | |
158 | // SocketCommand, PlayingCommand, should not exist with those ugly casts |
158 | // SocketCommand, PlayingCommand, should not exist with those ugly casts |
159 | #define SC(cb) (void *)static_cast<void (*)(char *, int, client *)>(cb), |
159 | #define SC(cb) (void *)static_cast<void (*)(char *, int, client *)>(cb), |
160 | #define PC(cb) (void *)static_cast<void (*)(char *, int, player *)>(cb), PF_PLAYER | |
160 | #define PC(cb) (void *)static_cast<void (*)(char *, int, player *)>(cb), PF_PLAYER | |
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161 | |
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162 | static void |
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163 | NopCmd (char *, int, client *) |
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164 | { |
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165 | // do nothing |
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166 | } |
161 | |
167 | |
162 | /** |
168 | /** |
163 | * Dispatch table for the server. |
169 | * Dispatch table for the server. |
164 | */ |
170 | */ |
165 | static struct packet_type packets[] = { |
171 | static struct packet_type packets[] = { |
… | |
… | |
171 | {"apply", PC(ApplyCmd) PF_PLAYING }, |
177 | {"apply", PC(ApplyCmd) PF_PLAYING }, |
172 | {"lookat", PC(LookAt) PF_PLAYING }, |
178 | {"lookat", PC(LookAt) PF_PLAYING }, |
173 | {"lock", PC(LockItem) PF_PLAYING }, |
179 | {"lock", PC(LockItem) PF_PLAYING }, |
174 | {"mark", PC(MarkItem) PF_PLAYING }, |
180 | {"mark", PC(MarkItem) PF_PLAYING }, |
175 | {"move", PC(MoveCmd) PF_PLAYING }, |
181 | {"move", PC(MoveCmd) PF_PLAYING }, |
176 | {"ext", PC(ExtCmd) 0 }, // CF+ |
182 | {"ext", PC(ExtCmd) 0 }, // CF+/Deliantra |
177 | {"mapredraw", PC(MapRedrawCmd) 0 }, |
183 | {"mapredraw", PC(MapRedrawCmd) 0 }, |
178 | {"mapinfo", PC(MapInfoCmd) 0 }, // CF+ |
184 | {"mapinfo", PC(MapInfoCmd) 0 }, // CF+/Deliantra |
179 | |
185 | |
180 | {"reply", SC(ReplyCmd) 0 }, |
186 | {"reply", SC(ReplyCmd) 0 }, |
181 | {"exti", SC(ExtiCmd) 0 }, // CF+ |
187 | {"exti", SC(ExtiCmd) 0 }, // CF+/Deliantra |
182 | {"addme", SC(AddMeCmd) 0 }, |
188 | {"addme", SC(AddMeCmd) 0 }, |
183 | {"askface", SC(AskFaceCmd) 0 }, |
189 | {"askface", SC(AskFaceCmd) 0 }, |
184 | {"requestinfo", SC(RequestInfo) 0 }, |
190 | {"requestinfo", SC(RequestInfo) 0 }, |
185 | {"setsound", SC(SetSound) 0 }, |
191 | {"setsound", SC(SetSound) 0 }, |
186 | {"setup", SC(SetUp) 0 }, |
192 | {"setup", SC(SetUp) 0 }, |
187 | {"version", SC(VersionCmd) 0 }, |
193 | {"version", SC(VersionCmd) 0 }, |
188 | {"toggleextendedtext", SC(ToggleExtendedText) 0 }, /*Added: tchize */ |
194 | |
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195 | {"toggleextendedtext", SC(NopCmd) 0 }, // deliantra: disabled |
189 | }; |
196 | }; |
190 | |
197 | |
191 | bool |
198 | bool |
192 | client::may_execute (const packet_type *pkt) const |
199 | client::may_execute (const packet_type *pkt) const |
193 | { |
200 | { |
… | |
… | |
231 | { |
238 | { |
232 | if (may_execute (pkt) || always_immediate (this, pkt, data, datalen)) |
239 | if (may_execute (pkt) || always_immediate (this, pkt, data, datalen)) |
233 | { |
240 | { |
234 | //TODO: only one format |
241 | //TODO: only one format |
235 | if (pkt->flags & PF_PLAYER) |
242 | if (pkt->flags & PF_PLAYER) |
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243 | { |
236 | ((void (*)(char *, int, player *))pkt->cb)((char *)data, datalen, pl); |
244 | ((void (*)(char *, int, player *))pkt->cb)((char *)data, datalen, pl); |
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245 | pl->need_updated_stats (); |
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246 | } |
237 | else |
247 | else |
238 | ((void (*)(char *, int, client *))pkt->cb)((char *)data, datalen, this); |
248 | ((void (*)(char *, int, client *))pkt->cb)((char *)data, datalen, this); |
239 | } |
249 | } |
240 | else |
250 | else |
241 | send_packet_printf ("drawinfo %d ERROR: you cannot execute '%s' now.", NDI_RED | NDI_REPLY, pkt->name); |
251 | send_packet_printf ("drawinfo %d ERROR: you cannot execute '%s' now.", NDI_RED | NDI_REPLY, pkt->name); |
… | |
… | |
254 | pl && pl->ob ? &pl->ob->name : "[anonymous]"); |
264 | pl && pl->ob ? &pl->ob->name : "[anonymous]"); |
255 | destroy (); |
265 | destroy (); |
256 | return false; |
266 | return false; |
257 | } |
267 | } |
258 | |
268 | |
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269 | uint8_t save_byte = inbuf [pkt_len]; // rather ugly |
259 | inbuf [pkt_len] = 0; /* Terminate buffer - useful for string data */ |
270 | inbuf [pkt_len] = 0; /* temporarily terminate buffer - useful for string data */ |
260 | |
271 | |
261 | /* First, break out beginning word. There are at least |
272 | /* First, break out beginning word. There are at least |
262 | * a few commands that do not have any paremeters. If |
273 | * a few commands that do not have any paremeters. If |
263 | * we get such a command, don't worry about trying |
274 | * we get such a command, don't worry about trying |
264 | * to break it up. |
275 | * to break it up. |
… | |
… | |
275 | { |
286 | { |
276 | data = (char *)inbuf + 2; // better read garbage than segfault |
287 | data = (char *)inbuf + 2; // better read garbage than segfault |
277 | datalen = 0; |
288 | datalen = 0; |
278 | } |
289 | } |
279 | |
290 | |
280 | for (packet_type *pkt = packets; pkt < packets + (sizeof (packets) / sizeof (packets[0])); ++pkt) |
291 | for (packet_type *pkt = packets; pkt < packets + array_length (packets); ++pkt) |
281 | if (!strcmp ((char *)inbuf + 2, pkt->name)) |
292 | if (!strcmp ((char *)inbuf + 2, pkt->name)) |
282 | { |
293 | { |
283 | if (pkt->flags & PF_PLAYER && !always_immediate (this, pkt, data, datalen)) |
294 | if (pkt->flags & PF_PLAYER && !always_immediate (this, pkt, data, datalen)) |
284 | queue_command (pkt, data, datalen); |
295 | queue_command (pkt, data, datalen); |
285 | else |
296 | else |
… | |
… | |
288 | goto next_packet; |
299 | goto next_packet; |
289 | } |
300 | } |
290 | |
301 | |
291 | // If we get here, we didn't find a valid command. |
302 | // If we get here, we didn't find a valid command. |
292 | send_packet_printf ("drawinfo %d ERROR: command '%s' not supported.", NDI_RED | NDI_REPLY, (char *)inbuf + 2); |
303 | send_packet_printf ("drawinfo %d ERROR: command '%s' not supported.", NDI_RED | NDI_REPLY, (char *)inbuf + 2); |
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304 | |
293 | next_packet: |
305 | next_packet: |
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306 | inbuf [pkt_len] = save_byte; // rather ugly |
294 | skip_packet (pkt_len); |
307 | skip_packet (pkt_len); |
295 | |
308 | |
296 | // input buffer has space again |
309 | // input buffer has space again |
297 | socket_ev.poll (socket_ev.poll () | EV_READ); |
310 | socket_ev.poll (socket_ev.poll () | EV_READ); |
298 | |
311 | |
299 | return true; |
312 | return true; |
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313 | } |
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314 | |
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315 | void |
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316 | client::inbuf_handle () |
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317 | { |
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318 | if (!handle_packet ()) |
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319 | return; |
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320 | |
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321 | while (handle_packet ()) |
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322 | ; |
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323 | |
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324 | flush (); |
300 | } |
325 | } |
301 | |
326 | |
302 | // callback called when socket is either readable or writable |
327 | // callback called when socket is either readable or writable |
303 | void |
328 | void |
304 | client::socket_cb (iow &w, int revents) |
329 | client::socket_cb (iow &w, int revents) |
… | |
… | |
350 | // should not be here, normally |
375 | // should not be here, normally |
351 | } |
376 | } |
352 | else |
377 | else |
353 | { |
378 | { |
354 | inbuf_len += amount; |
379 | inbuf_len += amount; |
355 | |
380 | inbuf_handle (); |
356 | if (handle_packet ()) |
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357 | { |
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358 | while (handle_packet ()) |
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359 | ; |
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360 | |
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361 | flush (); |
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362 | } |
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363 | } |
381 | } |
364 | } |
382 | } |
365 | } |
383 | } |
366 | |
384 | |
367 | /******************************************************************************* |
385 | /******************************************************************************* |
… | |
… | |
515 | *cur++ = ' '; |
533 | *cur++ = ' '; |
516 | } |
534 | } |
517 | |
535 | |
518 | packet &packet::operator <<(const ber32 v) |
536 | packet &packet::operator <<(const ber32 v) |
519 | { |
537 | { |
520 | enum { maxlen = 32 / 7 + 1}; |
538 | enum { maxlen = 32 / 7 + 1 }; |
521 | uint8 buf[maxlen]; |
539 | uint8 buf[maxlen]; |
522 | uint8 *p = buf + maxlen; |
540 | uint8 *p = buf + maxlen; |
523 | uint32 val = v.val; |
541 | uint32 val = v.val; |
524 | |
542 | |
525 | *--p = val & 0x7F; |
543 | *--p = val & 0x7F; |