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 (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 1992,2007 Frank Tore Johansen |
5 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * |
6 | * |
7 | * Crossfire TRT is free software: you can redistribute it and/or modify |
7 | * Deliantra is free software: you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License as published by |
8 | * it under the terms of the GNU General Public License as published by |
9 | * the Free Software Foundation, either version 3 of the License, or |
9 | * the Free Software Foundation, either version 3 of the License, or |
10 | * (at your option) any later version. |
10 | * (at your option) any later version. |
11 | * |
11 | * |
12 | * This program is distributed in the hope that it will be useful, |
12 | * This program is distributed in the hope that it will be useful, |
… | |
… | |
15 | * GNU General Public License for more details. |
15 | * GNU General Public License for more details. |
16 | * |
16 | * |
17 | * You should have received a copy of the GNU General Public License |
17 | * You should have received a copy of the GNU General Public License |
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
19 | * |
19 | * |
20 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
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 | |
25 | #include <global.h> |
25 | #include <global.h> |
… | |
… | |
62 | } |
62 | } |
63 | else |
63 | else |
64 | return; |
64 | return; |
65 | } |
65 | } |
66 | |
66 | |
67 | if (socket_ev.poll () & PE_W) |
67 | if (socket_ev.poll () & EV_WRITE) |
68 | return; |
68 | return; |
69 | |
69 | |
70 | last_send = NOW; |
70 | last_send = NOW; |
71 | write_outputbuffer (); |
71 | write_outputbuffer (); |
72 | } |
72 | } |
… | |
… | |
99 | // just retry |
99 | // just retry |
100 | } |
100 | } |
101 | else if (errno == EAGAIN) |
101 | else if (errno == EAGAIN) |
102 | { |
102 | { |
103 | // delay till ready |
103 | // delay till ready |
104 | socket_ev.poll (socket_ev.poll () | PE_W); |
104 | socket_ev.poll (socket_ev.poll () | EV_WRITE); |
105 | socket_ev.start (); |
105 | socket_ev.start (); |
106 | return; |
106 | return; |
107 | } |
107 | } |
108 | else |
108 | else |
109 | { |
109 | { |
… | |
… | |
111 | destroy (); |
111 | destroy (); |
112 | return; |
112 | return; |
113 | } |
113 | } |
114 | } |
114 | } |
115 | |
115 | |
116 | socket_ev.poll (socket_ev.poll () & ~PE_W); |
116 | socket_ev.poll (socket_ev.poll () & ~EV_WRITE); |
117 | } |
117 | } |
118 | |
118 | |
119 | /****************************************************************************** |
119 | /****************************************************************************** |
120 | * |
120 | * |
121 | * Start of read routines. |
121 | * Start of read routines. |
… | |
… | |
216 | { |
216 | { |
217 | data += 6; |
217 | data += 6; |
218 | len -= 6; |
218 | len -= 6; |
219 | } |
219 | } |
220 | |
220 | |
221 | if (len > 4 && !strncmp (data, "say " , 4)) |
221 | if (len > 4 && data [3] == ' ' && !strncmp (data, "say " , 4)) return true; |
222 | return true; |
222 | if (len > 5 && data [4] == ' ' && !strncmp (data, "chat " , 5)) return true; |
223 | if (len > 5 && !strncmp (data, "chat ", 5)) |
223 | if (len > 6 && data [5] == ' ' && !strncmp (data, "shout ", 6)) return true; |
224 | return true; |
224 | |
|
|
225 | if (len == 7 && !strcmp (data, "suicide")) return true; |
225 | |
226 | |
226 | return false; |
227 | return false; |
227 | } |
228 | } |
228 | |
229 | |
229 | void |
230 | void |
… | |
… | |
292 | send_packet_printf ("drawinfo %d ERROR: command '%s' not supported.", NDI_RED | NDI_REPLY, (char *)inbuf + 2); |
293 | send_packet_printf ("drawinfo %d ERROR: command '%s' not supported.", NDI_RED | NDI_REPLY, (char *)inbuf + 2); |
293 | next_packet: |
294 | next_packet: |
294 | skip_packet (pkt_len); |
295 | skip_packet (pkt_len); |
295 | |
296 | |
296 | // input buffer has space again |
297 | // input buffer has space again |
297 | socket_ev.poll (socket_ev.poll () | PE_R); |
298 | socket_ev.poll (socket_ev.poll () | EV_READ); |
298 | |
299 | |
299 | return true; |
300 | return true; |
300 | } |
301 | } |
301 | |
302 | |
302 | // callback called when socket is either readable or writable |
303 | // callback called when socket is either readable or writable |
303 | void |
304 | void |
304 | client::socket_cb (iow &w, int got) |
305 | client::socket_cb (iow &w, int revents) |
305 | { |
306 | { |
306 | //TODO remove when we have better socket cleanup logic |
307 | //TODO remove when we have better socket cleanup logic |
307 | if (destroyed ()) |
308 | if (destroyed ()) |
308 | { |
309 | { |
309 | socket_ev.poll (0); |
310 | socket_ev.poll (0); |
310 | return; |
311 | return; |
311 | } |
312 | } |
312 | |
313 | |
313 | if (got & PE_W) |
314 | if (revents & EV_WRITE) |
314 | { |
315 | { |
315 | write_outputbuffer (); |
316 | write_outputbuffer (); |
316 | |
317 | |
317 | if (!outputbuffer.len) |
318 | if (!outputbuffer.len) |
318 | socket_ev.poll (socket_ev.poll () & ~PE_W); |
319 | socket_ev.poll (socket_ev.poll () & ~EV_WRITE); |
319 | } |
320 | } |
320 | |
321 | |
321 | if (got & PE_R) |
322 | if (revents & EV_READ) |
322 | { |
323 | { |
323 | //TODO: rate-limit tcp connection in better ways, important |
324 | //TODO: rate-limit tcp connection in better ways, important |
324 | |
325 | |
325 | int amount = sizeof (inbuf) - inbuf_len; |
326 | int amount = sizeof (inbuf) - inbuf_len; |
326 | |
327 | |
327 | if (!amount) |
328 | if (!amount) |
328 | { |
329 | { |
329 | // input buffer full |
330 | // input buffer full |
330 | socket_ev.poll (socket_ev.poll () & ~PE_R); |
331 | socket_ev.poll (socket_ev.poll () & ~EV_READ); |
331 | return; |
332 | return; |
332 | } |
333 | } |
333 | |
334 | |
334 | amount = read (fd, inbuf + inbuf_len, amount); |
335 | amount = read (fd, inbuf + inbuf_len, amount); |
335 | |
336 | |
… | |
… | |
351 | } |
352 | } |
352 | else |
353 | else |
353 | { |
354 | { |
354 | inbuf_len += amount; |
355 | inbuf_len += amount; |
355 | |
356 | |
356 | cmd_ev.start (); |
|
|
357 | } |
|
|
358 | } |
|
|
359 | } |
|
|
360 | |
|
|
361 | // called whenever we have additional commands to process |
|
|
362 | void |
|
|
363 | client::cmd_cb (iw &w) |
|
|
364 | { |
|
|
365 | if (handle_packet ()) |
357 | if (handle_packet ()) |
366 | w.start (); |
358 | { |
367 | else |
359 | while (handle_packet ()) |
368 | flush (); |
360 | ; |
|
|
361 | |
|
|
362 | flush (); |
|
|
363 | } |
|
|
364 | } |
|
|
365 | } |
369 | } |
366 | } |
370 | |
367 | |
371 | /******************************************************************************* |
368 | /******************************************************************************* |
372 | * |
369 | * |
373 | * Start of write related routines. |
370 | * Start of write related routines. |
… | |
… | |
487 | } |
484 | } |
488 | |
485 | |
489 | void |
486 | void |
490 | client::send_msg (int color, const char *type, const char *msg) |
487 | client::send_msg (int color, const char *type, const char *msg) |
491 | { |
488 | { |
492 | if (msg_is_special (msg)) |
489 | if (!msg || !type) // it can happen (for example, missing attack messages cause this) |
|
|
490 | { |
|
|
491 | LOG (logBacktrace | llevError, "send_msg(%d,%p,%p) called with NULL msg or type.\n", color, type, msg); |
|
|
492 | return; |
|
|
493 | } |
|
|
494 | |
|
|
495 | int len = strlen (msg); |
|
|
496 | |
|
|
497 | if (msg_is_special (msg) || (type [0] == 'c' && type [1] == '/') || len > (MAXSOCKBUF - 128)) |
493 | cfperl_send_msg (this, color, type, msg); |
498 | cfperl_send_msg (this, color, type, msg); |
494 | else if (can_msg) |
499 | else if (can_msg) |
495 | send_packet_printf ("msg %d %s %s", color & NDI_CLIENT_MASK, type, msg); |
500 | send_packet_printf ("msg %d %s %s", color & NDI_CLIENT_MASK, type, msg); |
496 | else if (color < 0) |
501 | else if (color < 0) |
497 | return; // client cannot handle this |
502 | return; // client cannot handle this |