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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008 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 | * Deliantra 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 |
… | |
… | |
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 |
70 | |
70 | |
71 | struct MapCell |
71 | struct MapCell |
72 | { |
72 | { |
73 | tag_t player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient |
73 | tag_t player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient |
74 | int count; /* This is really darkness in the map1 command */ |
74 | int count; /* This is really darkness in the map1 command */ |
75 | faceidx faces[MAP_LAYERS]; |
75 | faceidx faces[MAP_LAYERS]; |
76 | unsigned char stat_hp; // health of something in this space, or 0 |
76 | unsigned char stat_hp; // health of something in this space, or 0 |
77 | unsigned char flags; |
77 | unsigned char flags; |
78 | uint8_t smooth[MAP_LAYERS]; |
78 | uint8_t smooth[MAP_LAYERS]; |
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… | |
157 | int ACC (RW, fd); |
157 | int ACC (RW, fd); |
158 | unsigned int inbuf_len; // number of bytes valid in inbuf |
158 | unsigned int inbuf_len; // number of bytes valid in inbuf |
159 | statsinfo stats; |
159 | statsinfo stats; |
160 | object_vector_index ACC (RO, active); |
160 | object_vector_index ACC (RO, active); |
161 | player_ptr ACC (RO, pl); |
161 | player_ptr ACC (RO, pl); |
162 | |
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163 | /* The following is the setup for a ring buffer for storing output |
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164 | * data that the OS can't handle right away. |
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165 | */ |
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166 | struct |
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167 | { |
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168 | char data[SOCKETBUFSIZE]; |
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169 | int start; |
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170 | int len; |
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171 | } outputbuffer; |
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172 | |
162 | |
173 | char *ACC (RW, host); /* Which host it is connected from (ip address) */ |
163 | char *ACC (RW, host); /* Which host it is connected from (ip address) */ |
174 | uint8 ACC (RW, state); /* Input state of the player (name, password, etc */ |
164 | uint8 ACC (RW, state); /* Input state of the player (name, password, etc */ |
175 | |
165 | |
176 | sint8 ACC (RW, last_level); /* Last level we sent to client */ |
166 | sint8 ACC (RW, last_level); /* Last level we sent to client */ |
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184 | living ACC (RO, last_stats); /* Last stats as sent to client */ |
174 | living ACC (RO, last_stats); /* Last stats as sent to client */ |
185 | float ACC (RW, last_speed); /* Last speed as sent to client */ |
175 | float ACC (RW, last_speed); /* Last speed as sent to client */ |
186 | sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */ |
176 | sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */ |
187 | sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */ |
177 | sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */ |
188 | |
178 | |
189 | bool ACC (RW, force_face0); // client workaround for buggy checksum calculation in gcfclient |
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190 | bool ACC (RW, force_bad_checksum); // client workaround for buggy checksum calculation in gcfclient |
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191 | bool ACC (RW, force_image_newmap); // client workaround for client not redrawing map on image upload |
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192 | bool ACC (RW, enable_bg_scrub); // client workaround, gcfclient becomes unusable if you send it images |
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193 | |
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194 | bool ACC (RW, afk); /* player is afk */ |
179 | bool ACC (RW, afk); /* player is afk */ |
195 | bool ACC (RW, facecache); /* If true, client is caching images */ |
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196 | bool ACC (RW, sent_scroll); |
180 | bool ACC (RW, sent_scroll); |
197 | bool ACC (RW, sound); /* does the client want sound */ |
181 | bool ACC (RW, sound); /* does the client want sound */ |
198 | bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ |
182 | bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ |
199 | bool ACC (RW, plugincmd); // extend the protocol through a plug-in */ |
183 | bool ACC (RW, plugincmd); // extend the protocol through a plug-in */ |
200 | bool ACC (RW, mapinfocmd); // return map info and send map change info |
184 | bool ACC (RW, mapinfocmd); // return map info and send map change info |
201 | uint8_t ACC (RW, extcmd); // call into extensions/plugins |
185 | uint8_t ACC (RW, extcmd); // call into extensions/plugins |
202 | bool ACC (RW, extmap); // extend map comamnd with extra data |
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203 | bool ACC (RW, buggy_mapscroll); // client crashes on large mapscrolls |
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204 | bool ACC (RW, darkness); /* True if client wants darkness information */ |
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205 | bool ACC (RW, image2); /* Client wants image2/face2 commands */ |
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206 | uint8_t ACC (RW, fxix); // client implements fx and ix (face|image extended) commands |
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207 | bool ACC (RW, update_look); /* If true, we need to send the look window */ |
186 | bool ACC (RW, update_look); /* If true, we need to send the look window */ |
208 | bool ACC (RW, has_readable_type); /* If true client accept additional text information */ |
187 | bool ACC (RW, has_readable_type); /* If true client accept additional text information */ |
209 | /* used to arrange text in books, scrolls, or scripted dialogs */ |
188 | /* used to arrange text in books, scrolls, or scripted dialogs */ |
210 | bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ |
189 | bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ |
211 | bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */ |
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212 | /* Below are flags for extedend infos to pass to client |
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213 | * with S->C mapextended command */ |
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214 | bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */ |
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215 | bool ACC (RW, smoothing); // trt-style smoothing |
190 | bool ACC (RW, smoothing); // deliantra-style smoothing |
216 | bool ACC (RW, can_msg); // trt-style text messages |
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217 | |
191 | |
218 | bool ACC (RW, force_newmap); // force a newmap before next map update |
192 | bool ACC (RW, force_newmap); // force a newmap before next map update |
219 | uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ |
193 | uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ |
220 | uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */ |
194 | uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */ |
221 | uint16 ACC (RW, look_position); /* start of drawing of look window */ |
195 | uint16 ACC (RW, look_position); /* start of drawing of look window */ |
222 | uint16 ACC (RW, mss); // likely tcp maximum segment size |
196 | uint16 ACC (RW, mss); // likely tcp maximum segment size |
223 | uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */ |
197 | uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */ |
224 | uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ |
198 | uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ |
225 | uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ |
199 | uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ |
226 | |
200 | |
227 | maptile *ACC (RW, current_map); // CF+ last/current player map |
201 | maptile_ptr ACC (RW, current_map); // CF+ last/current player map |
228 | region *ACC (RW, current_region); // CF+ last/current player region |
202 | region_ptr ACC (RW, current_region); // CF+ last/current player region |
229 | int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position |
203 | int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position |
230 | shstr ACC (RW, version); // CF+ client name/version |
204 | shstr ACC (RW, version); // CF+ client name/version |
231 | uint8 ACC (RW, faceset); // CF+ selected faceset |
205 | uint8 ACC (RW, faceset); // CF+ selected faceset |
232 | |
206 | |
233 | tstamp ACC (RW, last_send); // last data send on socket. |
207 | tstamp ACC (RW, last_send); // last data send on socket. |
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281 | char msg[MSG_BUF_SIZE]; |
255 | char msg[MSG_BUF_SIZE]; |
282 | } msgbuf[MSG_BUF_COUNT]; |
256 | } msgbuf[MSG_BUF_COUNT]; |
283 | |
257 | |
284 | MTH bool msg_suppressed (const char *msg); |
258 | MTH bool msg_suppressed (const char *msg); |
285 | |
259 | |
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260 | /* The following is the setup for a ring buffer for storing output |
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261 | * data that the OS can't handle right away. |
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262 | * TODO: this member is enourmously large - optimise? |
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263 | */ |
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264 | struct |
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265 | { |
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266 | char data[SOCKETBUFSIZE]; |
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267 | int start; |
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268 | int len; |
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269 | } outputbuffer; |
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270 | |
286 | bool may_execute (const packet_type *pkt) const; |
271 | bool may_execute (const packet_type *pkt) const; |
287 | void execute (const packet_type *pkt, char *data, int datalen); |
272 | void execute (const packet_type *pkt, char *data, int datalen); |
288 | |
273 | |
289 | void queue_command (packet_type *handler, char *data, int datalen); |
274 | void queue_command (packet_type *handler, char *data, int datalen); |
290 | MTH bool handle_command (); |
275 | MTH bool handle_command (); |
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308 | void send_packet (packet &sl); |
293 | void send_packet (packet &sl); |
309 | |
294 | |
310 | void send_drawinfo (const char *msg, int flags = NDI_BLACK); |
295 | void send_drawinfo (const char *msg, int flags = NDI_BLACK); |
311 | |
296 | |
312 | MTH void send_face (faceidx facenum, int pri = 0); |
297 | MTH void send_face (faceidx facenum, int pri = 0); |
313 | MTH void send_image (faceidx facenum); |
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314 | MTH void send_faces (object *ob); |
298 | MTH void send_faces (object *ob); |
315 | MTH void send_animation (short anim_num); |
299 | MTH void send_animation (short anim_num); |
316 | void send_msg (int color, const char *type, const char *msg); |
300 | void send_msg (int color, const char *type, const char *msg); |
317 | |
301 | |
318 | MTH void play_sound (faceidx sound, int dx = 0, int dy = 0); |
302 | MTH void play_sound (faceidx sound, int dx = 0, int dy = 0); |
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367 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
351 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
368 | ( ((__type)>0) &&\ |
352 | ( ((__type)>0) &&\ |
369 | ((__sockPtr)->has_readable_type) && \ |
353 | ((__sockPtr)->has_readable_type) && \ |
370 | ((__sockPtr)->supported_readables & (1<<(__type))) ) |
354 | ((__sockPtr)->supported_readables & (1<<(__type))) ) |
371 | |
355 | |
372 | /* Constants in the form EMI_ is for extended map infos. |
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373 | * Even if the client select the additionnal infos it wants |
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374 | * on the map, there may exist cases where this whole info |
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375 | * is not given in one buch but in separate bunches. This |
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376 | * is done performance reasons (imagine some info related to |
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377 | * a visible object and another info related to a 4 square |
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378 | * width and height area). At the begin of an extended info packet |
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379 | * is a bit field. A bit is activated for each extended info |
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380 | * present in the data |
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381 | */ |
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382 | |
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383 | /* Meanings: |
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384 | * EMI_NOREDRAW Take extended infos into account but don't redraw, |
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385 | * some additionnal datas will follow in a new packet |
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386 | * EMI_SMOOTH Datas about smoothing |
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387 | */ |
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388 | #define EMI_NOREDRAW 0x01 |
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389 | #define EMI_SMOOTH 0x02 |
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390 | |
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391 | /* this last one says the bitfield continue un next byte |
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392 | * There may be several on contiguous bytes. So there is 7 |
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393 | * actual bits used per byte, and the number of bytes |
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394 | * is not fixed in protocol |
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395 | */ |
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396 | #define EMI_HASMOREBITS 0x80 |
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397 | |
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398 | #define FACE_TYPES 1 |
356 | #define FACE_TYPES 1 |
399 | #define PNG_FACE_INDEX 0 |
357 | #define PNG_FACE_INDEX 0 |
400 | |
358 | |
401 | #define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ |
359 | #define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ |
402 | #define VERSION_SC 1026 |
360 | #define VERSION_SC 1026 |
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409 | |
367 | |
410 | #define for_all_clients(var) \ |
368 | #define for_all_clients(var) \ |
411 | for (int _i = 0; _i < clients.size (); ++_i) \ |
369 | for (int _i = 0; _i < clients.size (); ++_i) \ |
412 | statementvar (client *, var, clients [_i]) |
370 | statementvar (client *, var, clients [_i]) |
413 | |
371 | |
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372 | // returns true when the message needs special (read: perl) treatment |
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373 | static inline bool |
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374 | msg_is_special (const char *msg, bool nl_special = true) |
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375 | { |
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376 | return msg [strcspn (msg, nl_special ? "<&\n" : "<&")]; |
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377 | } |
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378 | |
414 | #endif |
379 | #endif |
415 | |
380 | |