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Comparing deliantra/server/include/client.h (file contents):
Revision 1.52 by root, Mon Jun 4 12:19:08 2007 UTC vs.
Revision 1.67 by root, Fri Aug 24 00:26:10 2007 UTC

1/* 1/*
2 * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. 2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
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 Crossfire TRT 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 it 8 * Crossfire TRT is free software: you can redistribute it and/or modify
9 * under the terms of the GNU General Public License as published by the Free 9 * it under the terms of the GNU General Public License as published by
10 * Software Foundation; either version 2 of the License, or (at your option) 10 * the Free Software Foundation, either version 3 of the License, or
11 * 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, but 13 * This program is distributed in the hope that it will be useful,
14 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * 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 along 18 * You should have received a copy of the GNU General Public License
19 * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 * 20 *
22 * The authors can be reached via e-mail to <crossfire@schmorp.de> 21 * The authors can be reached via e-mail to <crossfire@schmorp.de>
23 */ 22 */
24 23
25#ifndef CLIENT_H 24#ifndef CLIENT_H
26#define CLIENT_H 25#define CLIENT_H
27 26
28#include <deque> 27#include <deque>
29#include <bitset> 28#include <bitset>
30#include <tr1/unordered_set> 29#include <tr1/unordered_set>
30
31#if HAVE_TCP_INFO
32# include <netinet/tcp.h>
33#else
34 struct tcpi_info {
35 // dummy
36 char tcpi_state;
37 char tcpi_ca_state;
38 char tcpi_retransmits;
39 char tcpi_probes;
40 char tcpi_backoff;
41 char tcpi_options;
42 char tcpi_snd_wscale;
43 char tcpi_rcv_wscale;
44 char tcpi_rto;
45 char tcpi_ato;
46 char tcpi_snd_mss;
47 char tcpi_rcv_mss;
48 char tcpi_unacked;
49 char tcpi_sacked;
50 char tcpi_lost;
51 char tcpi_retrans;
52 char tcpi_fackets;
53 char tcpi_last_data_sent;
54 char tcpi_last_ack_sent;
55 char tcpi_last_data_recv;
56 char tcpi_last_ack_recv;
57 char tcpi_pmtu;
58 char tcpi_rcv_ssthresh;
59 char tcpi_rtt;
60 char tcpi_rttvar;
61 char tcpi_snd_ssthresh;
62 char tcpi_snd_cwnd;
63 char tcpi_advmss;
64 char tcpi_reordering;
65 };
66#endif
31 67
32// (possibly) max. number of objects "per page" in the ground container 68// (possibly) max. number of objects "per page" in the ground container
33#define FLOORBOX_PAGESIZE 50 69#define FLOORBOX_PAGESIZE 50
34 70
35struct MapCell 71struct MapCell
86 PF_PLAYING = 0x02, // must be in playing state 122 PF_PLAYING = 0x02, // must be in playing state
87 PF_COMMAND0 = 0x04, // command starts at offset 0 123 PF_COMMAND0 = 0x04, // command starts at offset 0
88 PF_COMMAND6 = 0x08, // command starts at offset 6 124 PF_COMMAND6 = 0x08, // command starts at offset 6
89}; 125};
90 126
127// face type.s bit 0 means "has meta info prepended"
128enum {
129 FT_FACE = 0 * 2 + 0, // faces (images)
130 FT_MUSIC = 1 * 2 + 1, // background music
131 FT_SOUND = 2 * 2 + 1, // effects
132 FT_RSRC = 3 * 2 + 0, // generic data files
133 FT_NUM,
134};
135
91struct packet_type 136struct packet_type
92{ 137{
93 const char *name; 138 const char *name;
94 void *cb; 139 void *cb;
95 int flags; 140 int flags;
115struct client : zero_initialised, attachable 160struct client : zero_initialised, attachable
116{ 161{
117 int ACC (RW, fd); 162 int ACC (RW, fd);
118 unsigned int inbuf_len; // number of bytes valid in inbuf 163 unsigned int inbuf_len; // number of bytes valid in inbuf
119 statsinfo stats; 164 statsinfo stats;
120 int ACC (RO, active); 165 object_vector_index ACC (RO, active);
166 player_ptr ACC (RO, pl);
121 167
122 /* The following is the setup for a ring buffer for storing output 168 /* The following is the setup for a ring buffer for storing output
123 * data that the OS can't handle right away. 169 * data that the OS can't handle right away.
124 */ 170 */
125 struct 171 struct
155 bool ACC (RW, sent_scroll); 201 bool ACC (RW, sent_scroll);
156 bool ACC (RW, sound); /* does the client want sound */ 202 bool ACC (RW, sound); /* does the client want sound */
157 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ 203 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */
158 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */ 204 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
159 bool ACC (RW, mapinfocmd); // return map info and send map change info 205 bool ACC (RW, mapinfocmd); // return map info and send map change info
160 bool ACC (RW, extcmd); // call into extensions/plugins 206 uint8_t ACC (RW, extcmd); // call into extensions/plugins
161 bool ACC (RW, extmap); // extend map comamnd with extra data 207 bool ACC (RW, extmap); // extend map comamnd with extra data
162 bool ACC (RW, buggy_mapscroll); // client crashes on large mapscrolls 208 bool ACC (RW, buggy_mapscroll); // client crashes on large mapscrolls
163 bool ACC (RW, darkness); /* True if client wants darkness information */ 209 bool ACC (RW, darkness); /* True if client wants darkness information */
164 bool ACC (RW, image2); /* Client wants image2/face2 commands */ 210 bool ACC (RW, image2); /* Client wants image2/face2 commands */
165 bool ACC (RW, fxix); // client implements fx and ix (face|image extended) commands 211 uint8_t ACC (RW, fxix); // client implements fx and ix (face|image extended) commands
166 bool ACC (RW, update_look); /* If true, we need to send the look window */ 212 bool ACC (RW, update_look); /* If true, we need to send the look window */
167 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 213 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
168 /* used to arrange text in books, scrolls, or scripted dialogs */ 214 /* used to arrange text in books, scrolls, or scripted dialogs */
169 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ 215 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */
170 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */ 216 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */
187 region *ACC (RW, current_region); // CF+ last/current player region 233 region *ACC (RW, current_region); // CF+ last/current player region
188 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 234 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
189 shstr ACC (RW, version); // CF+ client name/version 235 shstr ACC (RW, version); // CF+ client name/version
190 uint8 ACC (RW, faceset); // CF+ selected faceset 236 uint8 ACC (RW, faceset); // CF+ selected faceset
191 237
192 player_ptr ACC (RO, pl); 238 tstamp ACC (RW, last_send); // last data send on socket.
193
194 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */
195 239
196 int ACC (RW, rate_avail); // current rate balance 240 int ACC (RW, rate_avail); // current rate balance
197 int ACC (RW, max_rate); // max. # of bytes to send per tick 241 int ACC (RW, max_rate); // max. # of bytes to send per tick
198 faceidx ACC (RW, scrub_idx); // which face to send next 242 faceidx ACC (RW, scrub_idx); // which face to send next
199 int ACC (RW, bg_scrub); // how many ticks till the next background face send 243 int ACC (RW, bg_scrub); // how many ticks till the next background face send
200 244
201 faceidx partial_face; 245 struct tcp_info tcpi;
202 uint32 partial_face_ofs; // if != 0, need to send remaining bytes of partial_face 246 tstamp next_rate_adjust;
203 std::vector<faceidx, slice_allocator<faceidx> > askface; // which faces have been requested by the client
204 247
248 unordered_vector<char *> mapinfo_queue;
249 void mapinfo_queue_clear ();
250 void mapinfo_queue_run ();
251 bool mapinfo_try (char *buf);
252
253 struct ixsend {
254 int16_t pri; // unused
255 faceidx idx;
256 uint32_t ofs; // if != 0, need to send remaining bytes of partial_face
257 };
258 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix
259
205 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx 260 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
206 MTH void flush_fx (); // send fx if required 261 MTH void flush_fx (); // send fx if required
207 262
208 void do_destroy (); 263 void do_destroy ();
209 void gather_callbacks (AV *&callbacks, event_type event) const; 264 void gather_callbacks (AV *&callbacks, event_type event) const;
210 265
215 270
216 // large structures at the end please 271 // large structures at the end please
217 struct Map lastmap; 272 struct Map lastmap;
218 std::bitset<MAXANIMNUM> anims_sent; 273 std::bitset<MAXANIMNUM> anims_sent;
219 std::bitset<MAX_FACES> faces_sent; 274 std::bitset<MAX_FACES> faces_sent;
275 std::bitset<FT_NUM> fx_want;
220 276
221 // if we get an incomplete packet, this is used to hold the data. 277 // if we get an incomplete packet, this is used to hold the data.
222 // we add 2 byte for the header, one for the trailing 0 byte 278 // we add 2 byte for the header, one for the trailing 0 byte
223 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 279 uint8 inbuf[MAXSOCKBUF + 2 + 1];
224 280
256 void send_packet (const char *buf, int len); 312 void send_packet (const char *buf, int len);
257 void send_packet_printf (const char *format, ...); 313 void send_packet_printf (const char *format, ...);
258 void send_packet (packet &sl); 314 void send_packet (packet &sl);
259 315
260 void send_drawinfo (const char *msg, int flags = NDI_BLACK); 316 void send_drawinfo (const char *msg, int flags = NDI_BLACK);
317
261 MTH void send_face (faceidx facenum); 318 MTH void send_face (faceidx facenum, int pri = 0);
262 MTH void send_image (faceidx facenum); 319 MTH void send_image (faceidx facenum);
263 MTH void send_faces (object *ob); 320 MTH void send_faces (object *ob);
264 MTH void send_animation (short anim_num); 321 MTH void send_animation (short anim_num);
265 MTH void send_msg (int color, const char *type, const char *msg); 322 void send_msg (int color, const char *type, const char *msg);
266 323
324 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0);
267 // called when something under the player changes 325 // called when something under the player changes
268 MTH void floorbox_update () { update_look = 1; } 326 MTH void floorbox_update () { update_look = 1; }
269 // called when the player has been moved 327 // called when the player has been moved
270 MTH void floorbox_reset () { look_position = 0; floorbox_update (); } 328 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
271 329
272 MTH void tick (); // called every server tick to do housekeeping etc. 330 MTH void tick (); // called every server tick to do housekeeping etc.
273 331
274 MTH static client *create (int fd, const char *peername); 332 MTH static client *create (int fd, const char *peername);
333 MTH static void clock ();
334 MTH static void flush_sockets ();
275 335
276protected: 336protected:
277 client (int fd, const char *from_ip); 337 client (int fd, const char *from_ip);
278 ~client (); 338 ~client ();
279}; 339};
340
341#if FOR_PERL
342 ACC (RW, tcpi.tcpi_state);
343 ACC (RW, tcpi.tcpi_ca_state);
344 ACC (RW, tcpi.tcpi_retransmits);
345 ACC (RW, tcpi.tcpi_probes);
346 ACC (RW, tcpi.tcpi_backoff);
347 ACC (RW, tcpi.tcpi_options);
348 ACC (RO, tcpi.tcpi_snd_wscale);
349 ACC (RO, tcpi.tcpi_rcv_wscale);
350 ACC (RW, tcpi.tcpi_rto);
351 ACC (RW, tcpi.tcpi_ato);
352 ACC (RW, tcpi.tcpi_snd_mss);
353 ACC (RW, tcpi.tcpi_rcv_mss);
354 ACC (RW, tcpi.tcpi_unacked);
355 ACC (RW, tcpi.tcpi_sacked);
356 ACC (RW, tcpi.tcpi_lost);
357 ACC (RW, tcpi.tcpi_retrans);
358 ACC (RW, tcpi.tcpi_fackets);
359 ACC (RW, tcpi.tcpi_last_data_sent);
360 ACC (RW, tcpi.tcpi_last_ack_sent);
361 ACC (RW, tcpi.tcpi_last_data_recv);
362 ACC (RW, tcpi.tcpi_last_ack_recv);
363 ACC (RW, tcpi.tcpi_pmtu);
364 ACC (RW, tcpi.tcpi_rcv_ssthresh);
365 ACC (RW, tcpi.tcpi_rtt);
366 ACC (RW, tcpi.tcpi_rttvar);
367 ACC (RW, tcpi.tcpi_snd_ssthresh);
368 ACC (RW, tcpi.tcpi_snd_cwnd);
369 ACC (RW, tcpi.tcpi_advmss);
370 ACC (RW, tcpi.tcpi_reordering);
371#endif
280 372
281#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 373#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
282 ( ((__type)>0) &&\ 374 ( ((__type)>0) &&\
283 ((__sockPtr)->has_readable_type) && \ 375 ((__sockPtr)->has_readable_type) && \
284 ((__sockPtr)->supported_readables & (1<<(__type))) ) 376 ((__sockPtr)->supported_readables & (1<<(__type))) )
313#define PNG_FACE_INDEX 0 405#define PNG_FACE_INDEX 0
314 406
315#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ 407#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */
316#define VERSION_SC 1026 408#define VERSION_SC 1026
317//#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible 409//#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible
318#define VERSION_INFO "Crossfire+ Server" 410#define VERSION_INFO "Crossfire TRT Server"
319 411
320typedef object_vector<client, &client::active> sockvec; 412typedef object_vector<client, &client::active> sockvec;
321 413
322extern sockvec clients; 414extern sockvec clients;
323 415

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