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Comparing deliantra/server/include/client.h (file contents):
Revision 1.24 by root, Sun Jan 7 02:39:14 2007 UTC vs.
Revision 1.84 by root, Sat Dec 27 01:25:00 2008 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for the X Window System 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 3 *
4 Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 7 *
8 This program 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 2 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,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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, write to the Free Software 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 *
21 21 * The authors can be reached via e-mail to <support@deliantra.net>
22 The author 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>
31 30
31#if HAVE_TCP_INFO
32# include <netinet/tcp.h>
33#else
34 struct tcp_info {
35 // dummy
36 int tcpi_state;
37 int tcpi_ca_state;
38 int tcpi_retransmits;
39 int tcpi_probes;
40 int tcpi_backoff;
41 int tcpi_options;
42 int tcpi_snd_wscale;
43 int tcpi_rcv_wscale;
44 int tcpi_rto;
45 int tcpi_ato;
46 int tcpi_snd_mss;
47 int tcpi_rcv_mss;
48 int tcpi_unacked;
49 int tcpi_sacked;
50 int tcpi_lost;
51 int tcpi_retrans;
52 int tcpi_fackets;
53 int tcpi_last_data_sent;
54 int tcpi_last_ack_sent;
55 int tcpi_last_data_recv;
56 int tcpi_last_ack_recv;
57 int tcpi_pmtu;
58 int tcpi_rcv_ssthresh;
59 int tcpi_rtt;
60 int tcpi_rttvar;
61 int tcpi_snd_ssthresh;
62 int tcpi_snd_cwnd;
63 int tcpi_advmss;
64 int tcpi_reordering;
65 };
66#endif
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
36{ 72{
37 UUID 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
38 int count; /* This is really darkness in the map1 command */ 74 int count; /* This is really darkness in the map1 command */
39 uint16 faces[MAP_LAYERS]; 75 faceidx faces[MAP_LAYERS];
40 uint16 smooth[MAP_LAYERS];
41 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
42 unsigned char flags; 77 unsigned char flags;
78 uint8_t smooth[MAP_LAYERS];
43}; 79};
44 80
45/* This basically defines the largest size an
46 * archetype may be - it is used for allocation of
47 * some structures, as well as determining how far
48 * we should look for the heads of big images.
49 */
50#define MAX_HEAD_OFFSET 8
51
52#define MAX_CLIENT_X (MAP_CLIENT_X + MAX_HEAD_OFFSET) 81#define MAX_CLIENT_X MAP_CLIENT_X
53#define MAX_CLIENT_Y (MAP_CLIENT_Y + MAX_HEAD_OFFSET) 82#define MAX_CLIENT_Y MAP_CLIENT_Y
54 83
55struct Map 84struct Map
56{ 85{
57 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y]; 86 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y];
58}; 87};
59 88
60/* True max is 16383 given current map compaction method */ 89/* True max is 16383 given current map compaction method */
61# define MAXANIMNUM 2000 90#define MAXANIMNUM 10000
62 91
63struct statsinfo 92struct statsinfo
64{ 93{
65 char *range, *title; 94 char *range, *title;
66}; 95};
… …
73 102
74/* Only one map mode can actually be used, so lets make it a switch 103/* Only one map mode can actually be used, so lets make it a switch
75 * instead of having a bunch of different fields that needed to 104 * instead of having a bunch of different fields that needed to
76 * get toggled. 105 * get toggled.
77 */ 106 */
78enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; 107enum { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 };
79
80/* The following is the setup for a ring buffer for storing output
81 * data that the OS can't handle right away.
82 */
83struct Buffer
84{
85 char data[SOCKETBUFSIZE];
86 int start;
87 int len;
88};
89 108
90// states the socket can be in 109// states the socket can be in
91enum { 110enum {
92 ST_DEAD, // socket is dead 111 ST_DEAD, // socket is dead
93 ST_SETUP, // initial handshake / setup / login 112 ST_SETUP, // initial handshake / setup / login
94 ST_PLAYING, // logged in an playing 113 ST_PLAYING, // logged in an playing
95 ST_CUSTOM, // waiting for custom reply 114 ST_CUSTOM, // waiting for custom reply
96 115
97 ST_CHANGE_CLASS,
98 ST_GET_PARTY_PASSWORD, 116 ST_GET_PARTY_PASSWORD,
99}; 117};
100 118
101// a handler for a specific type of packet 119// a handler for a specific type of packet
102enum { 120enum {
103 PF_PLAYER = 0x01, // must have valid player / will by synchronised 121 PF_PLAYER = 0x01, // must have valid player / will by synchronised
104 PF_PLAYING = 0x02, // must be in playing state 122 PF_PLAYING = 0x02, // must be in playing state
123 PF_COMMAND0 = 0x04, // command starts at offset 0
124 PF_COMMAND6 = 0x08, // command starts at offset 6
125};
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,
105}; 134};
106 135
107struct packet_type 136struct packet_type
108{ 137{
109 const char *name; 138 const char *name;
… …
115{ 144{
116 tstamp stamp; 145 tstamp stamp;
117 const packet_type *handler; 146 const packet_type *handler;
118 char *data; 147 char *data;
119 int datalen; 148 int datalen;
120
121 ~command ()
122 {
123 sfree<char> (data, datalen + 1);
124 }
125};
126
127struct refitem
128{
129 object_ptr op;
130};
131
132// this represents a container on the client side.
133// right now, there are only ever two of them:
134// the inventory and the floor/open container
135//TODO: unused as of yet
136struct client_container : vector< refitem, slice_allocator<refitem> >
137{
138 client *ns;
139 enum { CC_NONE, CC_INVENTORY, CC_MAPSPACE, CC_CONTAINER } type;
140
141 bool item_changed; // one of the items in here possibly changed
142
143 // for mapspace and container
144 int x, y;
145 maptile *map;
146
147 // for container
148 object *env;
149
150 client_container (client *ns)
151 : ns (ns), type (CC_NONE) { }
152
153 tag_t tag () const;
154
155 inline iterator merge_item (iterator i, object *op);
156
157 void clear ();
158 void update ();
159
160 void set_mapspace (maptile *map, int x, int y);
161 void set_container (object *env);
162}; 149};
163 150
164/* 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. */
165#define MAX_PASSWORD_FAILURES 5 152#define MAX_PASSWORD_FAILURES 5
166 153
167INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player 154INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player
168struct client : zero_initialised, attachable 155struct client : zero_initialised, attachable
169{ 156{
170 int ACC (RW, fd); 157 int ACC (RW, fd);
171 unsigned int inbuf_len; // number of bytes valid in inbuf 158 unsigned int inbuf_len; // number of bytes valid in inbuf
172 uint8 *faces_sent; // This is a bitmap on sent face status
173 statsinfo stats; 159 statsinfo stats;
174 int ACC (RO, active); 160 object_vector_index ACC (RO, active);
175 161 player_ptr ACC (RO, pl);
176 client_container cc_inv, cc_other;
177 Buffer outputbuffer;
178 162
179 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) */
180 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 */
181 uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ 165
166 sint8 ACC (RW, last_level); /* Last level we sent to client */
167 uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */
168 float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */
169 sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */
170 sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */
171 uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */
172 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */
173 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */
174 living ACC (RO, last_stats); /* Last stats as sent to client */
175 float ACC (RW, last_speed); /* Last speed as sent to client */
176 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */
177 sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */
182 178
183 bool ACC (RW, afk); /* player is afk */ 179 bool ACC (RW, afk); /* player is afk */
184 bool ACC (RW, facecache); /* If true, client is caching images */
185 bool ACC (RW, sent_scroll); 180 bool ACC (RW, sent_scroll);
186 bool ACC (RW, sound); /* does the client want sound */ 181 bool ACC (RW, sound); /* does the client want sound */
187 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 */
188 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ 183 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
189 bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ 184 bool ACC (RW, mapinfocmd); // return map info and send map change info
190 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ 185 uint8_t ACC (RW, extcmd); // call into extensions/plugins
191 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ 186 bool ACC (RW, extmap); // extend map command with extra data
192 bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */
193 bool ACC (RW, darkness); /* True if client wants darkness information */
194 bool ACC (RW, image2); /* Client wants image2/face2 commands */
195 bool ACC (RW, update_look); /* If true, we need to send the look window */ 187 bool ACC (RW, update_look); /* If true, we need to send the look window */
196 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 188 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
197 /* used to arrange text in books, scrolls, or scripted dialogs */ 189 /* used to arrange text in books, scrolls, or scripted dialogs */
198 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ 190 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */
199 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */ 191 bool ACC (RW, smoothing); // deliantra-style smoothing
200 /* Below are flags for extedend infos to pass to client 192 bool ACC (RW, can_msg); // deliantra-style text messages
201 * with S->C mapextended command */
202 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
203 193
194 bool ACC (RW, force_newmap); // force a newmap before next map update
204 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ 195 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */
205 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */ 196 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */
206 enum MapMode mapmode; /* Type of map commands the client wants. */
207 uint16 ACC (RW, look_position); /* start of drawing of look window */ 197 uint16 ACC (RW, look_position); /* start of drawing of look window */
198 uint16 ACC (RW, mss); // likely tcp maximum segment size
199 uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */
208 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ 200 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */
209 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ 201 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
210 uint8 ACC (RW, faceset); /* Set the client is using, default 0 */
211 202
212 maptile *ACC (RW, current_map); // CF+ last/current player map 203 maptile_ptr ACC (RW, current_map); // CF+ last/current player map
204 region_ptr ACC (RW, current_region); // CF+ last/current player region
213 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 205 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
214 char ACC (RW, version)[64]; // CF+ client name/version 206 shstr ACC (RW, version); // CF+ client name/version
207 uint8 ACC (RW, faceset); // CF+ selected faceset
215 208
216 player_ptr ACC (RO, pl); 209 tstamp ACC (RW, last_send); // last data send on socket.
217 210
218 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 211 int ACC (RW, rate_avail); // current rate balance
212 int ACC (RW, max_rate); // max. # of bytes to send per tick
213 faceidx ACC (RW, scrub_idx); // which face to send next
214 int ACC (RW, bg_scrub); // how many ticks till the next background face send
215
216 struct tcp_info tcpi;
217 tstamp next_rate_adjust;
218
219 unordered_vector<char *> mapinfo_queue;
220 void mapinfo_queue_clear ();
221 void mapinfo_queue_run ();
222 bool mapinfo_try (char *buf);
223
224 struct ixsend {
225 int16_t pri; // unused
226 faceidx idx;
227 uint32_t ofs; // if != 0, need to send remaining bytes of partial_face
228 };
229 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix
230
231 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
232 MTH void flush_fx (); // send fx if required
219 233
220 void do_destroy (); 234 void do_destroy ();
221 void gather_callbacks (AV *&callbacks, event_type event) const; 235 void gather_callbacks (AV *&callbacks, event_type event) const;
222 236
223 iw cmd_ev; void cmd_cb (iw &w);
224 iow socket_ev; void socket_cb (iow &w, int got); 237 iow socket_ev; void socket_cb (iow &w, int revents);
225 238
226 std::deque< command, slice_allocator<command> > cmd_queue; 239 std::deque< command, slice_allocator<command> > cmd_queue;
227 240
228 // large structures at the end please 241 // large structures at the end please
229 struct Map lastmap; 242 struct Map lastmap;
230 std::bitset<MAXANIMNUM> anims_sent; 243 std::bitset<MAXANIMNUM> anims_sent;
244 std::bitset<MAX_FACES> faces_sent;
245 std::bitset<FT_NUM> fx_want;
246
231 // if we get an incomplete packet, this is used to hold the data. 247 // if we get an incomplete packet, this is used to hold the data.
232 // we add 2 byte for the header, one for the trailing 0 byte 248 // we add 2 byte for the header, one for the trailing 0 byte
233 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 249 uint8 inbuf[MAXSOCKBUF + 2 + 1];
250
251 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 };
252 struct msg_buf
253 {
254 tick_t expire;
255 int len;
256 int count;
257 char msg[MSG_BUF_SIZE];
258 } msgbuf[MSG_BUF_COUNT];
259
260 MTH bool msg_suppressed (const char *msg);
261
262 /* The following is the setup for a ring buffer for storing output
263 * data that the OS can't handle right away.
264 * TODO: this member is enourmously large - optimise?
265 */
266 struct
267 {
268 char data[SOCKETBUFSIZE];
269 int start;
270 int len;
271 } outputbuffer;
234 272
235 bool may_execute (const packet_type *pkt) const; 273 bool may_execute (const packet_type *pkt) const;
236 void execute (const packet_type *pkt, char *data, int datalen); 274 void execute (const packet_type *pkt, char *data, int datalen);
237 275
238 void queue_command (packet_type *handler, char *data, int datalen); 276 void queue_command (packet_type *handler, char *data, int datalen);
239 MTH bool handle_command (); 277 MTH bool handle_command ();
240 // resets movement state 278 // resets movement state
241 MTH void reset_state (); 279 MTH void reset_state ();
280 // resets variable data used to send stat diffs
281 MTH void reset_stats ();
242 282
243 MTH bool handle_packet (); 283 MTH bool handle_packet ();
244 int next_packet (); // returns length of packet or 0 284 int next_packet (); // returns length of packet or 0
245 void skip_packet (int len); // we have processed the packet, skip it 285 void skip_packet (int len); // we have processed the packet, skip it
246 286
247 MTH void flush (); 287 MTH void flush ();
248 MTH void write_outputbuffer (); 288 MTH void write_outputbuffer ();
289 MTH int outputbuffer_len () const { return outputbuffer.len; }
249 void send (void *buf_, int len); 290 void send (void *buf_, int len);
250 291
251 void send_packet (const char *buf); 292 void send_packet (const char *buf);
252 void send_packet (const char *buf, int len); 293 void send_packet (const char *buf, int len);
253 void send_packet_printf (const char *format, ...); 294 void send_packet_printf (const char *format, ...);
254 void send_packet (packet &sl); 295 void send_packet (packet &sl);
255 296
297 void send_drawinfo (const char *msg, int flags = NDI_BLACK);
298
299 MTH void send_face (faceidx facenum, int pri = 0);
300 MTH void send_faces (object *ob);
301 MTH void send_animation (short anim_num);
302 void send_msg (int color, const char *type, const char *msg);
303
304 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0);
256 // called when something under the player changes 305 // called when something under the player changes
257 MTH void floorbox_update () { update_look = 1; } 306 MTH void floorbox_update () { update_look = 1; }
258 // called when the player has been moved 307 // called when the player has been moved
259 MTH void floorbox_reset () { look_position = 0; floorbox_update (); } 308 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
260 309
310 MTH void tick (); // called every server tick to do housekeeping etc.
311
261 MTH static client *create (int fd, const char *peername); 312 MTH static client *create (int fd, const char *peername);
313 MTH static void clock ();
314 MTH static void flush_sockets ();
262 315
263protected: 316protected:
264 client (int fd, const char *from_ip); 317 client (int fd, const char *from_ip);
265 ~client (); 318 ~client ();
266}; 319};
320
321#if FOR_PERL
322 ACC (RW, tcpi.tcpi_state);
323 ACC (RW, tcpi.tcpi_ca_state);
324 ACC (RW, tcpi.tcpi_retransmits);
325 ACC (RW, tcpi.tcpi_probes);
326 ACC (RW, tcpi.tcpi_backoff);
327 ACC (RW, tcpi.tcpi_options);
328 ACC (RO, tcpi.tcpi_snd_wscale);
329 ACC (RO, tcpi.tcpi_rcv_wscale);
330 ACC (RW, tcpi.tcpi_rto);
331 ACC (RW, tcpi.tcpi_ato);
332 ACC (RW, tcpi.tcpi_snd_mss);
333 ACC (RW, tcpi.tcpi_rcv_mss);
334 ACC (RW, tcpi.tcpi_unacked);
335 ACC (RW, tcpi.tcpi_sacked);
336 ACC (RW, tcpi.tcpi_lost);
337 ACC (RW, tcpi.tcpi_retrans);
338 ACC (RW, tcpi.tcpi_fackets);
339 ACC (RW, tcpi.tcpi_last_data_sent);
340 ACC (RW, tcpi.tcpi_last_ack_sent);
341 ACC (RW, tcpi.tcpi_last_data_recv);
342 ACC (RW, tcpi.tcpi_last_ack_recv);
343 ACC (RW, tcpi.tcpi_pmtu);
344 ACC (RW, tcpi.tcpi_rcv_ssthresh);
345 ACC (RW, tcpi.tcpi_rtt);
346 ACC (RW, tcpi.tcpi_rttvar);
347 ACC (RW, tcpi.tcpi_snd_ssthresh);
348 ACC (RW, tcpi.tcpi_snd_cwnd);
349 ACC (RW, tcpi.tcpi_advmss);
350 ACC (RW, tcpi.tcpi_reordering);
351#endif
267 352
268#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 353#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
269 ( ((__type)>0) &&\ 354 ( ((__type)>0) &&\
270 ((__sockPtr)->has_readable_type) && \ 355 ((__sockPtr)->has_readable_type) && \
271 ((__sockPtr)->supported_readables & (1<<(__type))) ) 356 ((__sockPtr)->supported_readables & (1<<(__type))) )
272 357
273/* Bitmask for the faces_sent[] array - what
274 * portion of the face have we sent?
275 */
276#define NS_FACESENT_FACE 0x1
277#define NS_FACESENT_SMOOTH 0x2
278
279/* Constants in the form EMI_ is for extended map infos.
280 * Even if the client select the additionnal infos it wants
281 * on the map, there may exist cases where this whole info
282 * is not given in one buch but in separate bunches. This
283 * is done performance reasons (imagine some info related to
284 * a visible object and another info related to a 4 square
285 * width and height area). At the begin of an extended info packet
286 * is a bit field. A bit is activated for each extended info
287 * present in the data
288 */
289
290/* Meanings:
291 * EMI_NOREDRAW Take extended infos into account but don't redraw,
292 * some additionnal datas will follow in a new packet
293 * EMI_SMOOTH Datas about smoothing
294 */
295#define EMI_NOREDRAW 0x01
296#define EMI_SMOOTH 0x02
297
298/* this last one says the bitfield continue un next byte
299 * There may be several on contiguous bytes. So there is 7
300 * actual bits used per byte, and the number of bytes
301 * is not fixed in protocol
302 */
303#define EMI_HASMOREBITS 0x80
304
305#define FACE_TYPES 1 358#define FACE_TYPES 1
306#define PNG_FACE_INDEX 0 359#define PNG_FACE_INDEX 0
307 360
308#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ 361#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */
309#define VERSION_SC 1027 362#define VERSION_SC 1026
363//#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible
310#define VERSION_INFO "Crossfire+ Server" 364#define VERSION_INFO "Deliantra Server"
311 365
312typedef object_vector<client, &client::active> sockvec; 366typedef object_vector<client, &client::active> sockvec;
313 367
314extern sockvec clients; 368extern sockvec clients;
315 369
316#define for_all_clients(var) \ 370#define for_all_clients(var) \
317 for (int _i = 0; _i < clients.size (); ++_i) \ 371 for (int _i = 0; _i < clients.size (); ++_i) \
318 declvar (client *, var, clients [_i]) 372 statementvar (client *, var, clients [_i])
319 373
320extern int nrofpixmaps; //TODO: hrmpf, should go 374// returns true when the message needs special (read: perl) treatment
375static inline bool
376msg_is_special (const char *msg, bool nl_special = true)
377{
378 return msg [strcspn (msg, nl_special ? "<&\n" : "<&")];
379}
321 380
322#endif 381#endif
323 382

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