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Comparing deliantra/server/include/client.h (file contents):
Revision 1.75 by root, Tue Apr 22 07:01:46 2008 UTC vs.
Revision 1.95 by root, Thu Apr 8 17:36:53 2010 UTC

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 (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 5 *
8 * 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
9 * 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
10 * the Free Software Foundation, either version 3 of the License, or 8 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 9 * option) any later version.
12 * 10 *
13 * 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,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 14 * GNU General Public License for more details.
17 * 15 *
18 * 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
19 * 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
18 * <http://www.gnu.org/licenses/>.
20 * 19 *
21 * 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>
22 */ 21 */
23 22
24#ifndef CLIENT_H 23#ifndef CLIENT_H
25#define CLIENT_H 24#define CLIENT_H
26
27#include <deque>
28#include <bitset>
29#include <tr1/unordered_set>
30 25
31#if HAVE_TCP_INFO 26#if HAVE_TCP_INFO
32# include <netinet/tcp.h> 27# include <netinet/tcp.h>
33#else 28#else
34 struct tcp_info { 29 struct tcp_info {
63 int tcpi_advmss; 58 int tcpi_advmss;
64 int tcpi_reordering; 59 int tcpi_reordering;
65 }; 60 };
66#endif 61#endif
67 62
63//+GPL
64
68// (possibly) max. number of objects "per page" in the ground container 65// (possibly) max. number of objects "per page" in the ground container
69#define FLOORBOX_PAGESIZE 50 66#define FLOORBOX_PAGESIZE 50
70 67
71struct MapCell 68struct MapCell
72{ 69{
73 tag_t player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient 70 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 */ 71 int count; /* This is really darkness in the map1 command */
75 faceidx faces[MAP_LAYERS]; 72 faceidx faces[MAP_LAYERS];
76 unsigned char stat_hp; // health of something in this space, or 0 73 unsigned char stat_hp; // health of something in this space, or 0
77 unsigned char flags; 74 unsigned char flags;
78 uint8_t smooth[MAP_LAYERS]; 75 uint8_t smooth[MAP_LAYERS];
146 const packet_type *handler; 143 const packet_type *handler;
147 char *data; 144 char *data;
148 int datalen; 145 int datalen;
149}; 146};
150 147
148//-GPL
149
151/* how many times we are allowed to give the wrong password before being kicked. */ 150/* how many times we are allowed to give the wrong password before being kicked. */
152#define MAX_PASSWORD_FAILURES 5 151#define MAX_PASSWORD_FAILURES 5
153 152
154INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player 153INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player
155struct client : zero_initialised, attachable 154struct client : zero_initialised, attachable
158 unsigned int inbuf_len; // number of bytes valid in inbuf 157 unsigned int inbuf_len; // number of bytes valid in inbuf
159 statsinfo stats; 158 statsinfo stats;
160 object_vector_index ACC (RO, active); 159 object_vector_index ACC (RO, active);
161 player_ptr ACC (RO, pl); 160 player_ptr ACC (RO, pl);
162 161
163 /* The following is the setup for a ring buffer for storing output
164 * data that the OS can't handle right away.
165 */
166 struct
167 {
168 char data[SOCKETBUFSIZE];
169 int start;
170 int len;
171 } outputbuffer;
172
173 char *ACC (RW, host); /* Which host it is connected from (ip address) */ 162 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 */ 163 uint8 ACC (RW, state); /* Input state of the player (name, password, etc */
175 164
176 sint8 ACC (RW, last_level); /* Last level we sent to client */ 165 sint8 ACC (RW, last_level); /* Last level we sent to client */
177 uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */ 166 uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */
178 float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */ 167 float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */
179 //sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */ 168 sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */
180 sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */ 169 sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */
181 uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */ 170 uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */
182 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */ 171 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */
183 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */ 172 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */
184 living ACC (RO, last_stats); /* Last stats as sent to client */ 173 living ACC (RO, last_stats); /* Last stats as sent to client */
185 float ACC (RW, last_speed); /* Last speed as sent to client */ 174 float ACC (RW, last_speed); /* Last speed as sent to client */
186 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */ 175 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 */ 176 sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */
188 177
189 bool ACC (RW, force_face0); // client workaround for buggy checksum calculation in gcfclient
190 bool ACC (RW, force_bad_checksum); // client workaround for buggy checksum calculation in gcfclient
191 bool ACC (RW, force_image_newmap); // client workaround for client not redrawing map on image upload
192 bool ACC (RW, enable_bg_scrub); // client workaround, gcfclient becomes unusable if you send it images
193
194 bool ACC (RW, afk); /* player is afk */ 178 bool ACC (RW, afk); /* player is afk */
195 bool ACC (RW, facecache); /* If true, client is caching images */
196 bool ACC (RW, sent_scroll); 179 bool ACC (RW, sent_scroll);
197 bool ACC (RW, sound); /* does the client want sound */ 180 bool ACC (RW, sound); /* does the client want sound */
198 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ 181 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */
199 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */ 182 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
200 bool ACC (RW, mapinfocmd); // return map info and send map change info 183 bool ACC (RW, mapinfocmd); // return map info and send map change info
201 uint8_t ACC (RW, extcmd); // call into extensions/plugins 184 uint8_t ACC (RW, extcmd); // call into extensions/plugins
202 bool ACC (RW, extmap); // extend map comamnd with extra data
203 bool ACC (RW, buggy_mapscroll); // client crashes on large mapscrolls
204 bool ACC (RW, darkness); /* True if client wants darkness information */
205 bool ACC (RW, image2); /* Client wants image2/face2 commands */
206 uint8_t ACC (RW, fxix); // client implements fx and ix (face|image extended) commands
207 bool ACC (RW, update_look); /* If true, we need to send the look window */ 185 bool ACC (RW, update_look); /* If true, we need to send the look window */
186 bool ACC (RW, update_spells); // If true, we need to esrv_update_spells
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 */
212 /* Below are flags for extedend infos to pass to client
213 * with S->C mapextended command */
214 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
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
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 */
221 uint16 ACC (RW, look_position); /* start of drawing of look window */ 194 uint16 ACC (RW, look_position); /* start of drawing of look window */
222 uint16 ACC (RW, mss); // likely tcp maximum segment size 195 uint16 ACC (RW, mss); // likely tcp maximum segment size
223 uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */ 196 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 */ 197 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 */ 198 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
226 199
227 maptile *ACC (RW, current_map); // CF+ last/current player map 200 maptile_ptr ACC (RW, current_map); // CF+ last/current player map
228 region *ACC (RW, current_region); // CF+ last/current player region 201 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 202 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
230 shstr ACC (RW, version); // CF+ client name/version
231 uint8 ACC (RW, faceset); // CF+ selected faceset 203 uint8 ACC (RW, faceset); // CF+ selected faceset
232 204
233 tstamp ACC (RW, last_send); // last data send on socket. 205 tstamp ACC (RW, last_send); // last data send on socket.
234 206
207 float ACC (RW, socket_timeout); /* after how many seconds of no ack do we declare dead */
235 int ACC (RW, rate_avail); // current rate balance 208 int ACC (RW, rate_avail); // current rate balance
236 int ACC (RW, max_rate); // max. # of bytes to send per tick 209 int ACC (RW, max_rate); // max. # of bytes to send per tick
237 faceidx ACC (RW, scrub_idx); // which face to send next 210 faceidx ACC (RW, scrub_idx); // which face to send next
238 int ACC (RW, bg_scrub); // how many ticks till the next background face send 211 int ACC (RW, bg_scrub); // how many ticks till the next background face send
239 212
279 int len; 252 int len;
280 int count; 253 int count;
281 char msg[MSG_BUF_SIZE]; 254 char msg[MSG_BUF_SIZE];
282 } msgbuf[MSG_BUF_COUNT]; 255 } msgbuf[MSG_BUF_COUNT];
283 256
284 MTH bool msg_suppressed (const char *msg); 257 MTH bool msg_suppressed (const_utf8_string msg);
258
259 /* The following is the setup for a ring buffer for storing output
260 * data that the OS can't handle right away.
261 * TODO: this member is enourmously large - optimise?
262 */
263 struct
264 {
265 char data[SOCKETBUFSIZE];
266 int start;
267 int len;
268 } outputbuffer;
285 269
286 bool may_execute (const packet_type *pkt) const; 270 bool may_execute (const packet_type *pkt) const;
287 void execute (const packet_type *pkt, char *data, int datalen); 271 void execute (const packet_type *pkt, char *data, int datalen);
288 272
289 void queue_command (packet_type *handler, char *data, int datalen); 273 void queue_command (packet_type *handler, char *data, int datalen);
300 MTH void flush (); 284 MTH void flush ();
301 MTH void write_outputbuffer (); 285 MTH void write_outputbuffer ();
302 MTH int outputbuffer_len () const { return outputbuffer.len; } 286 MTH int outputbuffer_len () const { return outputbuffer.len; }
303 void send (void *buf_, int len); 287 void send (void *buf_, int len);
304 288
305 void send_packet (const char *buf); 289 void send_packet (const_octet_string buf);
306 void send_packet (const char *buf, int len); 290 void send_packet (const_octet_string buf, int len);
307 void send_packet_printf (const char *format, ...); 291 void send_packet_printf (const_utf8_string format, ...) attribute ((format (printf, 2, 3)));
308 void send_packet (packet &sl); 292 void send_packet (packet &sl);
309 293
310 void send_drawinfo (const char *msg, int flags = NDI_BLACK); 294 void send_drawinfo (const_utf8_string msg, int flags = NDI_BLACK);
311 295
312 MTH void send_face (faceidx facenum, int pri = 0); 296 MTH void send_face (faceidx facenum, int pri = 0);
313 MTH void send_image (faceidx facenum);
314 MTH void send_faces (object *ob); 297 MTH void send_faces (object *ob);
315 MTH void send_animation (short anim_num); 298 MTH void send_animation (short anim_num);
316 void send_msg (int color, const char *type, const char *msg); 299 void send_msg (int color, const_utf8_string type, const_utf8_string msg);
317 300
318 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0); 301 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0);
319 // called when something under the player changes 302 // called when something under the player changes
320 MTH void floorbox_update () { update_look = 1; } 303 MTH void floorbox_update () { update_look = 1; }
321 // called when the player has been moved 304 // called when the player has been moved
362 ACC (RW, tcpi.tcpi_snd_cwnd); 345 ACC (RW, tcpi.tcpi_snd_cwnd);
363 ACC (RW, tcpi.tcpi_advmss); 346 ACC (RW, tcpi.tcpi_advmss);
364 ACC (RW, tcpi.tcpi_reordering); 347 ACC (RW, tcpi.tcpi_reordering);
365#endif 348#endif
366 349
350//+GPL
351
367#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 352#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
368 ( ((__type)>0) &&\ 353 ( ((__type)>0) &&\
369 ((__sockPtr)->has_readable_type) && \ 354 ((__sockPtr)->has_readable_type) && \
370 ((__sockPtr)->supported_readables & (1<<(__type))) ) 355 ((__sockPtr)->supported_readables & (1<<(__type))) )
371 356
372/* Constants in the form EMI_ is for extended map infos.
373 * Even if the client select the additionnal infos it wants
374 * on the map, there may exist cases where this whole info
375 * is not given in one buch but in separate bunches. This
376 * is done performance reasons (imagine some info related to
377 * a visible object and another info related to a 4 square
378 * width and height area). At the begin of an extended info packet
379 * is a bit field. A bit is activated for each extended info
380 * present in the data
381 */
382
383/* Meanings:
384 * EMI_NOREDRAW Take extended infos into account but don't redraw,
385 * some additionnal datas will follow in a new packet
386 * EMI_SMOOTH Datas about smoothing
387 */
388#define EMI_NOREDRAW 0x01
389#define EMI_SMOOTH 0x02
390
391/* this last one says the bitfield continue un next byte
392 * There may be several on contiguous bytes. So there is 7
393 * actual bits used per byte, and the number of bytes
394 * is not fixed in protocol
395 */
396#define EMI_HASMOREBITS 0x80
397
398#define FACE_TYPES 1 357#define FACE_TYPES 1
399#define PNG_FACE_INDEX 0 358#define PNG_FACE_INDEX 0
400 359
401#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ 360#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */
402#define VERSION_SC 1026 361#define VERSION_SC 1026
403//#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible 362//#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible
404#define VERSION_INFO "Deliantra Server" 363#define VERSION_INFO "Deliantra Server"
405 364
365//-GPL
366
406typedef object_vector<client, &client::active> sockvec; 367typedef object_vector<client, &client::active> sockvec;
407 368
408extern sockvec clients; 369extern sockvec clients;
409 370
410#define for_all_clients(var) \ 371#define for_all_clients(var) \
411 for (int _i = 0; _i < clients.size (); ++_i) \ 372 for (int _i = 0; _i < clients.size (); ++_i) \
412 statementvar (client *, var, clients [_i]) 373 statementvar (client *, var, clients [_i])
413 374
375// returns true when the message needs special (read: perl) treatment
376static inline bool
377msg_is_special (const_any_string msg, bool nl_special = true)
378{
379 return msg [strcspn (msg, nl_special ? "<&\n" : "<&")];
380}
381
414#endif 382#endif
415 383

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