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 (©) 2002,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002,2007 Mark Wedel & 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 | #ifndef CLIENT_H |
24 | #ifndef CLIENT_H |
25 | #define CLIENT_H |
25 | #define CLIENT_H |
26 | |
26 | |
… | |
… | |
29 | #include <tr1/unordered_set> |
29 | #include <tr1/unordered_set> |
30 | |
30 | |
31 | #if HAVE_TCP_INFO |
31 | #if HAVE_TCP_INFO |
32 | # include <netinet/tcp.h> |
32 | # include <netinet/tcp.h> |
33 | #else |
33 | #else |
34 | struct tcpi_info { |
34 | struct tcp_info { |
35 | // dummy |
35 | // dummy |
36 | char tcpi_state; |
36 | int tcpi_state; |
37 | char tcpi_ca_state; |
37 | int tcpi_ca_state; |
38 | char tcpi_retransmits; |
38 | int tcpi_retransmits; |
39 | char tcpi_probes; |
39 | int tcpi_probes; |
40 | char tcpi_backoff; |
40 | int tcpi_backoff; |
41 | char tcpi_options; |
41 | int tcpi_options; |
42 | char tcpi_snd_wscale; |
42 | int tcpi_snd_wscale; |
43 | char tcpi_rcv_wscale; |
43 | int tcpi_rcv_wscale; |
44 | char tcpi_rto; |
44 | int tcpi_rto; |
45 | char tcpi_ato; |
45 | int tcpi_ato; |
46 | char tcpi_snd_mss; |
46 | int tcpi_snd_mss; |
47 | char tcpi_rcv_mss; |
47 | int tcpi_rcv_mss; |
48 | char tcpi_unacked; |
48 | int tcpi_unacked; |
49 | char tcpi_sacked; |
49 | int tcpi_sacked; |
50 | char tcpi_lost; |
50 | int tcpi_lost; |
51 | char tcpi_retrans; |
51 | int tcpi_retrans; |
52 | char tcpi_fackets; |
52 | int tcpi_fackets; |
53 | char tcpi_last_data_sent; |
53 | int tcpi_last_data_sent; |
54 | char tcpi_last_ack_sent; |
54 | int tcpi_last_ack_sent; |
55 | char tcpi_last_data_recv; |
55 | int tcpi_last_data_recv; |
56 | char tcpi_last_ack_recv; |
56 | int tcpi_last_ack_recv; |
57 | char tcpi_pmtu; |
57 | int tcpi_pmtu; |
58 | char tcpi_rcv_ssthresh; |
58 | int tcpi_rcv_ssthresh; |
59 | char tcpi_rtt; |
59 | int tcpi_rtt; |
60 | char tcpi_rttvar; |
60 | int tcpi_rttvar; |
61 | char tcpi_snd_ssthresh; |
61 | int tcpi_snd_ssthresh; |
62 | char tcpi_snd_cwnd; |
62 | int tcpi_snd_cwnd; |
63 | char tcpi_advmss; |
63 | int tcpi_advmss; |
64 | char tcpi_reordering; |
64 | int tcpi_reordering; |
65 | }; |
65 | }; |
66 | #endif |
66 | #endif |
67 | |
67 | |
68 | // (possibly) max. number of objects "per page" in the ground container |
68 | // (possibly) max. number of objects "per page" in the ground container |
69 | #define FLOORBOX_PAGESIZE 50 |
69 | #define FLOORBOX_PAGESIZE 50 |
… | |
… | |
144 | { |
144 | { |
145 | tstamp stamp; |
145 | tstamp stamp; |
146 | const packet_type *handler; |
146 | const packet_type *handler; |
147 | char *data; |
147 | char *data; |
148 | int datalen; |
148 | int datalen; |
149 | |
|
|
150 | ~command () |
|
|
151 | { |
|
|
152 | sfree<char> (data, datalen + 1); |
|
|
153 | } |
|
|
154 | }; |
149 | }; |
155 | |
150 | |
156 | /* how many times we are allowed to give the wrong password before being kicked. */ |
151 | /* how many times we are allowed to give the wrong password before being kicked. */ |
157 | #define MAX_PASSWORD_FAILURES 5 |
152 | #define MAX_PASSWORD_FAILURES 5 |
158 | |
153 | |
… | |
… | |
179 | uint8 ACC (RW, state); /* Input state of the player (name, password, etc */ |
174 | uint8 ACC (RW, state); /* Input state of the player (name, password, etc */ |
180 | |
175 | |
181 | sint8 ACC (RW, last_level); /* Last level we sent to client */ |
176 | sint8 ACC (RW, last_level); /* Last level we sent to client */ |
182 | uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */ |
177 | uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */ |
183 | float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */ |
178 | float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */ |
184 | sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */ |
179 | //sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */ |
185 | sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */ |
180 | sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */ |
186 | uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */ |
181 | uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */ |
187 | uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */ |
182 | uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */ |
188 | uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */ |
183 | uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */ |
189 | living ACC (RO, last_stats); /* Last stats as sent to client */ |
184 | living ACC (RO, last_stats); /* Last stats as sent to client */ |
… | |
… | |
242 | faceidx ACC (RW, scrub_idx); // which face to send next |
237 | faceidx ACC (RW, scrub_idx); // which face to send next |
243 | int ACC (RW, bg_scrub); // how many ticks till the next background face send |
238 | int ACC (RW, bg_scrub); // how many ticks till the next background face send |
244 | |
239 | |
245 | struct tcp_info tcpi; |
240 | struct tcp_info tcpi; |
246 | tstamp next_rate_adjust; |
241 | tstamp next_rate_adjust; |
|
|
242 | |
|
|
243 | unordered_vector<char *> mapinfo_queue; |
|
|
244 | void mapinfo_queue_clear (); |
|
|
245 | void mapinfo_queue_run (); |
|
|
246 | bool mapinfo_try (char *buf); |
|
|
247 | |
|
|
248 | struct ixsend { |
|
|
249 | int16_t pri; // unused |
|
|
250 | faceidx idx; |
|
|
251 | uint32_t ofs; // if != 0, need to send remaining bytes of partial_face |
|
|
252 | }; |
|
|
253 | std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix |
|
|
254 | |
|
|
255 | std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx |
|
|
256 | MTH void flush_fx (); // send fx if required |
|
|
257 | |
|
|
258 | void do_destroy (); |
|
|
259 | void gather_callbacks (AV *&callbacks, event_type event) const; |
|
|
260 | |
|
|
261 | iow socket_ev; void socket_cb (iow &w, int revents); |
|
|
262 | |
|
|
263 | std::deque< command, slice_allocator<command> > cmd_queue; |
|
|
264 | |
|
|
265 | // large structures at the end please |
|
|
266 | struct Map lastmap; |
|
|
267 | std::bitset<MAXANIMNUM> anims_sent; |
|
|
268 | std::bitset<MAX_FACES> faces_sent; |
|
|
269 | std::bitset<FT_NUM> fx_want; |
|
|
270 | |
|
|
271 | // if we get an incomplete packet, this is used to hold the data. |
|
|
272 | // we add 2 byte for the header, one for the trailing 0 byte |
|
|
273 | uint8 inbuf[MAXSOCKBUF + 2 + 1]; |
|
|
274 | |
|
|
275 | enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 }; |
|
|
276 | struct msg_buf |
|
|
277 | { |
|
|
278 | tick_t expire; |
|
|
279 | int len; |
|
|
280 | int count; |
|
|
281 | char msg[MSG_BUF_SIZE]; |
|
|
282 | } msgbuf[MSG_BUF_COUNT]; |
|
|
283 | |
|
|
284 | MTH bool msg_suppressed (const char *msg); |
|
|
285 | |
|
|
286 | bool may_execute (const packet_type *pkt) const; |
|
|
287 | void execute (const packet_type *pkt, char *data, int datalen); |
|
|
288 | |
|
|
289 | void queue_command (packet_type *handler, char *data, int datalen); |
|
|
290 | MTH bool handle_command (); |
|
|
291 | // resets movement state |
|
|
292 | MTH void reset_state (); |
|
|
293 | // resets variable data used to send stat diffs |
|
|
294 | MTH void reset_stats (); |
|
|
295 | |
|
|
296 | MTH bool handle_packet (); |
|
|
297 | int next_packet (); // returns length of packet or 0 |
|
|
298 | void skip_packet (int len); // we have processed the packet, skip it |
|
|
299 | |
|
|
300 | MTH void flush (); |
|
|
301 | MTH void write_outputbuffer (); |
|
|
302 | MTH int outputbuffer_len () const { return outputbuffer.len; } |
|
|
303 | void send (void *buf_, int len); |
|
|
304 | |
|
|
305 | void send_packet (const char *buf); |
|
|
306 | void send_packet (const char *buf, int len); |
|
|
307 | void send_packet_printf (const char *format, ...); |
|
|
308 | void send_packet (packet &sl); |
|
|
309 | |
|
|
310 | void send_drawinfo (const char *msg, int flags = NDI_BLACK); |
|
|
311 | |
|
|
312 | MTH void send_face (faceidx facenum, int pri = 0); |
|
|
313 | MTH void send_image (faceidx facenum); |
|
|
314 | MTH void send_faces (object *ob); |
|
|
315 | MTH void send_animation (short anim_num); |
|
|
316 | void send_msg (int color, const char *type, const char *msg); |
|
|
317 | |
|
|
318 | MTH void play_sound (faceidx sound, int dx = 0, int dy = 0); |
|
|
319 | // called when something under the player changes |
|
|
320 | MTH void floorbox_update () { update_look = 1; } |
|
|
321 | // called when the player has been moved |
|
|
322 | MTH void floorbox_reset () { look_position = 0; floorbox_update (); } |
|
|
323 | |
|
|
324 | MTH void tick (); // called every server tick to do housekeeping etc. |
|
|
325 | |
|
|
326 | MTH static client *create (int fd, const char *peername); |
|
|
327 | MTH static void clock (); |
|
|
328 | MTH static void flush_sockets (); |
|
|
329 | |
|
|
330 | protected: |
|
|
331 | client (int fd, const char *from_ip); |
|
|
332 | ~client (); |
|
|
333 | }; |
|
|
334 | |
247 | #if FOR_PERL |
335 | #if FOR_PERL |
248 | // unfortunately, this emans that we *require* tcp_info now... |
|
|
249 | ACC (RW, tcpi.tcpi_state); |
336 | ACC (RW, tcpi.tcpi_state); |
250 | ACC (RW, tcpi.tcpi_ca_state); |
337 | ACC (RW, tcpi.tcpi_ca_state); |
251 | ACC (RW, tcpi.tcpi_retransmits); |
338 | ACC (RW, tcpi.tcpi_retransmits); |
252 | ACC (RW, tcpi.tcpi_probes); |
339 | ACC (RW, tcpi.tcpi_probes); |
253 | ACC (RW, tcpi.tcpi_backoff); |
340 | ACC (RW, tcpi.tcpi_backoff); |
… | |
… | |
275 | ACC (RW, tcpi.tcpi_snd_cwnd); |
362 | ACC (RW, tcpi.tcpi_snd_cwnd); |
276 | ACC (RW, tcpi.tcpi_advmss); |
363 | ACC (RW, tcpi.tcpi_advmss); |
277 | ACC (RW, tcpi.tcpi_reordering); |
364 | ACC (RW, tcpi.tcpi_reordering); |
278 | #endif |
365 | #endif |
279 | |
366 | |
280 | struct ixsend { |
|
|
281 | int16_t pri; // unused |
|
|
282 | faceidx idx; |
|
|
283 | uint32_t ofs; // if != 0, need to send remaining bytes of partial_face |
|
|
284 | }; |
|
|
285 | std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix |
|
|
286 | |
|
|
287 | std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx |
|
|
288 | MTH void flush_fx (); // send fx if required |
|
|
289 | |
|
|
290 | void do_destroy (); |
|
|
291 | void gather_callbacks (AV *&callbacks, event_type event) const; |
|
|
292 | |
|
|
293 | iow socket_ev; void socket_cb (iow &w, int got); |
|
|
294 | iw cmd_ev; void cmd_cb (iw &w); |
|
|
295 | |
|
|
296 | std::deque< command, slice_allocator<command> > cmd_queue; |
|
|
297 | |
|
|
298 | // large structures at the end please |
|
|
299 | struct Map lastmap; |
|
|
300 | std::bitset<MAXANIMNUM> anims_sent; |
|
|
301 | std::bitset<MAX_FACES> faces_sent; |
|
|
302 | std::bitset<FT_NUM> fx_want; |
|
|
303 | |
|
|
304 | // if we get an incomplete packet, this is used to hold the data. |
|
|
305 | // we add 2 byte for the header, one for the trailing 0 byte |
|
|
306 | uint8 inbuf[MAXSOCKBUF + 2 + 1]; |
|
|
307 | |
|
|
308 | enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 }; |
|
|
309 | struct msg_buf |
|
|
310 | { |
|
|
311 | tick_t expire; |
|
|
312 | int len; |
|
|
313 | int count; |
|
|
314 | char msg[MSG_BUF_SIZE]; |
|
|
315 | } msgbuf[MSG_BUF_COUNT]; |
|
|
316 | |
|
|
317 | MTH bool msg_suppressed (const char *msg); |
|
|
318 | |
|
|
319 | bool may_execute (const packet_type *pkt) const; |
|
|
320 | void execute (const packet_type *pkt, char *data, int datalen); |
|
|
321 | |
|
|
322 | void queue_command (packet_type *handler, char *data, int datalen); |
|
|
323 | MTH bool handle_command (); |
|
|
324 | // resets movement state |
|
|
325 | MTH void reset_state (); |
|
|
326 | // resets variable data used to send stat diffs |
|
|
327 | MTH void reset_stats (); |
|
|
328 | |
|
|
329 | MTH bool handle_packet (); |
|
|
330 | int next_packet (); // returns length of packet or 0 |
|
|
331 | void skip_packet (int len); // we have processed the packet, skip it |
|
|
332 | |
|
|
333 | MTH void flush (); |
|
|
334 | MTH void write_outputbuffer (); |
|
|
335 | MTH int outputbuffer_len () const { return outputbuffer.len; } |
|
|
336 | void send (void *buf_, int len); |
|
|
337 | |
|
|
338 | void send_packet (const char *buf); |
|
|
339 | void send_packet (const char *buf, int len); |
|
|
340 | void send_packet_printf (const char *format, ...); |
|
|
341 | void send_packet (packet &sl); |
|
|
342 | |
|
|
343 | void send_drawinfo (const char *msg, int flags = NDI_BLACK); |
|
|
344 | |
|
|
345 | MTH void send_face (faceidx facenum, int pri = 0); |
|
|
346 | MTH void send_image (faceidx facenum); |
|
|
347 | MTH void send_faces (object *ob); |
|
|
348 | MTH void send_animation (short anim_num); |
|
|
349 | void send_msg (int color, const char *type, const char *msg); |
|
|
350 | |
|
|
351 | MTH void play_sound (faceidx sound, int dx = 0, int dy = 0); |
|
|
352 | // called when something under the player changes |
|
|
353 | MTH void floorbox_update () { update_look = 1; } |
|
|
354 | // called when the player has been moved |
|
|
355 | MTH void floorbox_reset () { look_position = 0; floorbox_update (); } |
|
|
356 | |
|
|
357 | MTH void tick (); // called every server tick to do housekeeping etc. |
|
|
358 | |
|
|
359 | MTH static client *create (int fd, const char *peername); |
|
|
360 | |
|
|
361 | protected: |
|
|
362 | client (int fd, const char *from_ip); |
|
|
363 | ~client (); |
|
|
364 | }; |
|
|
365 | |
|
|
366 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
367 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
367 | ( ((__type)>0) &&\ |
368 | ( ((__type)>0) &&\ |
368 | ((__sockPtr)->has_readable_type) && \ |
369 | ((__sockPtr)->has_readable_type) && \ |
369 | ((__sockPtr)->supported_readables & (1<<(__type))) ) |
370 | ((__sockPtr)->supported_readables & (1<<(__type))) ) |
370 | |
371 | |
… | |
… | |
398 | #define PNG_FACE_INDEX 0 |
399 | #define PNG_FACE_INDEX 0 |
399 | |
400 | |
400 | #define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ |
401 | #define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ |
401 | #define VERSION_SC 1026 |
402 | #define VERSION_SC 1026 |
402 | //#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible |
403 | //#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible |
403 | #define VERSION_INFO "Crossfire TRT Server" |
404 | #define VERSION_INFO "Deliantra Server" |
404 | |
405 | |
405 | typedef object_vector<client, &client::active> sockvec; |
406 | typedef object_vector<client, &client::active> sockvec; |
406 | |
407 | |
407 | extern sockvec clients; |
408 | extern sockvec clients; |
408 | |
409 | |