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Comparing deliantra/server/include/client.h (file contents):
Revision 1.15 by root, Thu Dec 21 23:37:05 2006 UTC vs.
Revision 1.98 by root, Sun Apr 11 23:48:57 2010 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) 2002 Mark Wedel & Crossfire Development Team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 Copyright (C) 1992 Frank Tore Johansen 5 *
6 6 * Deliantra is free software: you can redistribute it and/or modify it under
7 This program is free software; you can redistribute it and/or modify
8 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
9 the Free Software Foundation; either version 2 of the License, or 8 * Free Software Foundation, either version 3 of the License, or (at your
10 (at your option) any later version. 9 * option) any later version.
11 10 *
12 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,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 14 * GNU General Public License for more details.
16 15 *
17 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
18 along with this program; if not, write to the Free Software 17 * and the GNU General Public License along with this program. If not, see
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 18 * <http://www.gnu.org/licenses/>.
20 19 *
21 The author can be reached via e-mail to crossfire@schmorp.de 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 25
27#include <deque> 26#if HAVE_TCP_INFO
28#include <bitset> 27# include <netinet/tcp.h>
29#include <tr1/unordered_set> 28#else
29 struct tcp_info {
30 // dummy
31 int tcpi_state;
32 int tcpi_ca_state;
33 int tcpi_retransmits;
34 int tcpi_probes;
35 int tcpi_backoff;
36 int tcpi_options;
37 int tcpi_snd_wscale;
38 int tcpi_rcv_wscale;
39 int tcpi_rto;
40 int tcpi_ato;
41 int tcpi_snd_mss;
42 int tcpi_rcv_mss;
43 int tcpi_unacked;
44 int tcpi_sacked;
45 int tcpi_lost;
46 int tcpi_retrans;
47 int tcpi_fackets;
48 int tcpi_last_data_sent;
49 int tcpi_last_ack_sent;
50 int tcpi_last_data_recv;
51 int tcpi_last_ack_recv;
52 int tcpi_pmtu;
53 int tcpi_rcv_ssthresh;
54 int tcpi_rtt;
55 int tcpi_rttvar;
56 int tcpi_snd_ssthresh;
57 int tcpi_snd_cwnd;
58 int tcpi_advmss;
59 int tcpi_reordering;
60 };
61#endif
62
63//+GPL
30 64
31// (possibly) max. number of objects "per page" in the ground container 65// (possibly) max. number of objects "per page" in the ground container
32#define FLOORBOX_PAGESIZE 50 66#define FLOORBOX_PAGESIZE 50
33 67
34struct MapCell 68struct MapCell
35{ 69{
36 UUID 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
37 int count; /* This is really darkness in the map1 command */ 71 int count; /* This is really darkness in the map1 command */
38 uint16 faces[MAP_LAYERS]; 72 faceidx faces[MAP_LAYERS];
39 uint16 smooth[MAP_LAYERS];
40 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
41 unsigned char flags; 74 unsigned char flags;
75 uint8_t smooth[MAP_LAYERS];
42}; 76};
43 77
44/* This basically defines the largest size an
45 * archetype may be - it is used for allocation of
46 * some structures, as well as determining how far
47 * we should look for the heads of big images.
48 */
49#define MAX_HEAD_OFFSET 8
50
51#define MAX_CLIENT_X (MAP_CLIENT_X + MAX_HEAD_OFFSET) 78#define MAX_CLIENT_X MAP_CLIENT_X
52#define MAX_CLIENT_Y (MAP_CLIENT_Y + MAX_HEAD_OFFSET) 79#define MAX_CLIENT_Y MAP_CLIENT_Y
53 80
54struct Map 81struct Map
55{ 82{
56 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y]; 83 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y];
57}; 84};
58 85
59/* True max is 16383 given current map compaction method */ 86/* True max is 16383 given current map compaction method */
60# define MAXANIMNUM 2000 87#define MAXANIMNUM 10000
61 88
62struct statsinfo 89struct statsinfo
63{ 90{
64 char *range, *title; 91 char *range, *title;
65}; 92};
… …
72 99
73/* Only one map mode can actually be used, so lets make it a switch 100/* Only one map mode can actually be used, so lets make it a switch
74 * instead of having a bunch of different fields that needed to 101 * instead of having a bunch of different fields that needed to
75 * get toggled. 102 * get toggled.
76 */ 103 */
77enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; 104enum { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 };
78
79/* The following is the setup for a ring buffer for storing output
80 * data that the OS can't handle right away.
81 */
82
83struct Buffer
84{
85 char data[SOCKETBUFSIZE];
86 int start;
87 int len;
88};
89 105
90// states the socket can be in 106// states the socket can be in
91enum { 107enum {
92 ST_DEAD, // socket is dead 108 ST_DEAD, // socket is dead
93 ST_SETUP, // initial handshake / setup / login 109 ST_SETUP, // initial handshake / setup / login
94 ST_PLAYING, // logged in an playing 110 ST_PLAYING, // logged in an playing
95 ST_CUSTOM, // waiting for custom reply 111 ST_CUSTOM, // waiting for custom reply
96 112
97 ST_PLAY_AGAIN,
98 ST_ROLL_STAT,
99 ST_CHANGE_CLASS,
100 ST_CONFIRM_QUIT,
101 ST_CONFIGURE,
102 ST_GET_NAME,
103 ST_GET_PASSWORD,
104 ST_CONFIRM_PASSWORD,
105 ST_GET_PARTY_PASSWORD, 113 ST_GET_PARTY_PASSWORD,
106}; 114};
107 115
108// a handler for a specific type of packet 116// a handler for a specific type of packet
109enum { 117enum {
110 PF_PLAYER = 0x01, // must have valid player / will by synchronised 118 PF_PLAYER = 0x01, // must have valid player / will by synchronised
111 PF_PLAYING = 0x02, // must be in playing state 119 PF_PLAYING = 0x02, // must be in playing state
120 PF_COMMAND0 = 0x04, // command starts at offset 0
121 PF_COMMAND6 = 0x08, // command starts at offset 6
122};
123
124// face type.s bit 0 means "has meta info prepended"
125enum {
126 FT_FACE = 0 * 2 + 0, // faces (images)
127 FT_MUSIC = 1 * 2 + 1, // background music
128 FT_SOUND = 2 * 2 + 1, // effects
129 FT_RSRC = 3 * 2 + 0, // generic data files
130 FT_NUM,
112}; 131};
113 132
114struct packet_type 133struct packet_type
115{ 134{
116 const char *name; 135 const char *name;
… …
122{ 141{
123 tstamp stamp; 142 tstamp stamp;
124 const packet_type *handler; 143 const packet_type *handler;
125 char *data; 144 char *data;
126 int datalen; 145 int datalen;
127
128 ~command ()
129 {
130 sfree<char> (data, datalen + 1);
131 }
132}; 146};
133 147
134struct refitem 148//-GPL
135{
136 object_ptr op;
137};
138
139// this represents a container on the client side.
140// right now, there are only ever two of them:
141// the inventory and the floor/open container
142//TODO: unused as of yet
143struct client_container : vector< refitem, slice_allocator<refitem> >
144{
145 client *ns;
146 enum { CC_NONE, CC_INVENTORY, CC_MAPSPACE, CC_CONTAINER } type;
147
148 bool item_changed; // one of the items in here possibly changed
149
150 // for mapspace and container
151 int x, y;
152 maptile *map;
153
154 // for container
155 object *env;
156
157 client_container (client *ns)
158 : ns (ns), type (CC_NONE) { }
159
160 tag_t tag () const;
161
162 inline iterator merge_item (iterator i, object *op);
163
164 void clear ();
165 void update ();
166
167 void set_mapspace (maptile *map, int x, int y);
168 void set_container (object *env);
169};
170 149
171/* 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. */
172#define MAX_PASSWORD_FAILURES 5 151#define MAX_PASSWORD_FAILURES 5
173 152
174ACC_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
175struct client : zero_initialised, attachable<client> 154struct client : zero_initialised, attachable
176{ 155{
177 int ACC (RW, fd); 156 int ACC (RW, fd);
178 unsigned int inbuf_len; // number of bytes valid in inbuf 157 unsigned int inbuf_len; // number of bytes valid in inbuf
179 uint8 *faces_sent; // This is a bitmap on sent face status 158 statsinfo stats;
180 statsinfo stats; 159 object_vector_index ACC (RO, active);
181 160 player_ptr ACC (RO, pl);
182 client_container cc_inv, cc_other;
183 Buffer outputbuffer;
184 161
185 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) */
186 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 */
187 uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */
188 164
189 bool ACC (RW, facecache); /* If true, client is caching images */ 165 sint8 ACC (RW, last_level); /* Last level we sent to client */
166 uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */
167 float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */
168 sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */
169 sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */
170 uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */
171 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */
172 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */
173 living ACC (RO, last_stats); /* Last stats as sent to client */
174 float ACC (RW, last_speed); /* Last speed as sent to client */
175 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */
176 sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */
177
178 bool ACC (RW, afk); /* player is afk */
190 bool ACC (RW, sent_scroll); 179 bool ACC (RW, sent_scroll);
191 bool ACC (RW, sound); /* does the client want sound */ 180 bool ACC (RW, sound); /* does the client want sound */
192 bool ACC (RW, exp64); /* Client wants 64 bit exp data, as well as skill data */
193 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 */
182
194 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ 183 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
195 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
196 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ 185 uint8_t ACC (RW, extcmd); // call into extensions/plugins
197 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ 186 bool ACC (RW, need_delinv0); /* If true, we need to delinv 0 before sending new floorbox */
198 bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */
199 bool ACC (RW, darkness); /* True if client wants darkness information */
200 bool ACC (RW, image2); /* Client wants image2/face2 commands */
201 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 */
188 bool ACC (RW, update_spells); // If true, we need to esrv_update_spells
202 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 189 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
203 /* used to arrange text in books, scrolls, or scripted dialogs */ 190 /* used to arrange text in books, scrolls, or scripted dialogs */
204 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ 191 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */
205 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */ 192 bool ACC (RW, smoothing); // deliantra-style smoothing
206 /* Below are flags for extedend infos to pass to client
207 * with S->C mapextended command */
208 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
209 193
210 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ 194 bool ACC (RW, force_newmap); // force a newmap before next map update
211 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */
212 enum MapMode mapmode; /* Type of map commands the client wants. */
213 uint16 ACC (RW, look_position); /* start of drawing of look window */ 195 uint16 ACC (RW, look_position); /* start of drawing of look window */
196 uint16 ACC (RW, mss); // likely tcp maximum segment size
197 uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */
214 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 */
215 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 */
216 uint8 ACC (RW, faceset); /* Set the client is using, default 0 */
217 200
218 maptile *ACC (RW, current_map); // CF+ last/current player map 201 maptile_ptr ACC (RW, current_map); // CF+ last/current player map
202 region_ptr ACC (RW, current_region); // CF+ last/current player region
219 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
220 char ACC (RW, version)[64]; // CF+ client name/version 204 uint8 ACC (RW, faceset); // CF+ selected faceset
221 205
222 player *ACC (RO, pl);//TODO should not be here, preferably 206 tstamp ACC (RW, last_send); // last data send on socket.
223 207
224 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 208 float ACC (RW, socket_timeout); /* after how many seconds of no ack do we declare dead */
209 int ACC (RW, rate_avail); // current rate balance
210 int ACC (RW, max_rate); // max. # of bytes to send per tick
211 faceidx ACC (RW, scrub_idx); // which face to send next
212 int ACC (RW, bg_scrub); // how many ticks till the next background face send
225 213
226 client (int fd, const char *from_ip); 214 struct tcp_info tcpi;
227 ~client (); 215 tstamp next_rate_adjust;
216
217 unordered_vector<char *> mapinfo_queue;
218 void mapinfo_queue_clear ();
219 void mapinfo_queue_run ();
220 bool mapinfo_try (char *buf);
221
222 struct ixsend {
223 int16_t pri; // unused
224 faceidx idx;
225 uint32_t ofs; // if != 0, need to send remaining bytes of partial_face
226 };
227 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix
228
229 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
230 MTH void flush_fx (); // send fx if required
231
228 void destroy (); 232 void do_destroy ();
229 bool destroyed () const { return state == ST_DEAD; } 233 void gather_callbacks (AV *&callbacks, event_type event) const;
230 234
231 iw cmd_ev; void cmd_cb (iw &w);
232 iow socket_ev; void socket_cb (iow &w, int got); 235 iow socket_ev; void socket_cb (iow &w, int revents);
233 236
234 std::deque< command, slice_allocator<command> > cmd_queue; 237 std::deque< command, slice_allocator<command> > cmd_queue;
235 238
236 // large structures at the end please 239 // large structures at the end please
237 struct Map lastmap; 240 struct Map lastmap;
238 std::bitset<MAXANIMNUM> anims_sent; 241 std::bitset<MAXANIMNUM> anims_sent;
242 std::bitset<MAX_FACES> faces_sent;
243 std::bitset<FT_NUM> fx_want;
244
239 // if we get an incomplete packet, this is used to hold the data. 245 // if we get an incomplete packet, this is used to hold the data.
240 // we add 2 byte for the header, one for the trailing 0 byte 246 // we add 2 byte for the header, one for the trailing 0 byte
241 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 247 uint8 inbuf[MAXSOCKBUF + 2 + 1];
242 248
249 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 };
250 struct msg_buf
251 {
252 tick_t expire;
253 int len;
254 int count;
255 char msg[MSG_BUF_SIZE];
256 } msgbuf[MSG_BUF_COUNT];
257
258 MTH bool msg_suppressed (const_utf8_string msg);
259
260 /* The following is the setup for a ring buffer for storing output
261 * data that the OS can't handle right away.
262 * TODO: this member is enourmously large - optimise?
263 */
264 struct
265 {
266 char data[SOCKETBUFSIZE];
267 int start;
268 int len;
269 } outputbuffer;
270
243 bool may_execute (const packet_type *pkt) const; 271 bool may_execute (const packet_type *pkt) const;
244 void execute (const packet_type *pkt, char *data, int datalen); 272 void execute (const packet_type *pkt, char *data, int datalen);
245 273
246 void queue_command (packet_type *handler, char *data, int datalen); 274 void queue_command (packet_type *handler, char *data, int datalen);
247 bool handle_command (); 275 MTH bool handle_command ();
248 // resets movement state 276 // resets movement state
249 void reset_state (); 277 MTH void reset_state ();
278 // resets variable data used to send stat diffs
279 MTH void reset_stats ();
250 280
251 bool handle_packet (); 281 MTH bool handle_packet ();
252 int next_packet (); // returns length of packet or 0 282 int next_packet (); // returns length of packet or 0
253 void skip_packet (int len); // we have processed the packet, skip it 283 void skip_packet (int len); // we have processed the packet, skip it
254 284
255 void flush (); 285 MTH void flush ();
256 void write_outputbuffer (); 286 MTH void write_outputbuffer ();
287 MTH int outputbuffer_len () const { return outputbuffer.len; }
257 void send (void *buf_, int len); 288 void send (void *buf_, int len);
258 289
259 void send_packet (const char *buf); 290 void send_packet (const_octet_string buf);
260 void send_packet (const char *buf, int len); 291 void send_packet (const_octet_string buf, int len);
261 void send_packet_printf (const char *format, ...); 292 void send_packet_printf (const_utf8_string format, ...) attribute ((format (printf, 2, 3)));
262 void send_packet (packet &sl); 293 void send_packet (packet &sl);
263 294
295 void send_drawinfo (const_utf8_string msg, int flags = NDI_BLACK);
296
297 MTH void send_face (faceidx facenum, int pri = 0);
298 MTH void send_faces (object *ob);
299 MTH void send_animation (short anim_num);
300 void send_msg (int color, const_utf8_string type, const_utf8_string msg);
301
302 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0);
264 // called when something under the player changes 303 // called when something under the player changes
265 void floorbox_update () { update_look = 1; } 304 MTH void floorbox_update () { update_look = 1; }
266 // called when the player has been moved 305 // called when the player has been moved
267 void floorbox_reset () { look_position = 0; floorbox_update (); } 306 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
268 307
308 MTH void tick (); // called every server tick to do housekeeping etc.
309
269 static client *create (int fd, const char *peername); 310 MTH static client *create (int fd, const char *peername);
311 MTH static void clock ();
312 MTH static void flush_sockets ();
313
314protected:
315 client (int fd, const char *from_ip);
316 ~client ();
270}; 317};
318
319#if FOR_PERL
320 ACC (RW, tcpi.tcpi_state);
321 ACC (RW, tcpi.tcpi_ca_state);
322 ACC (RW, tcpi.tcpi_retransmits);
323 ACC (RW, tcpi.tcpi_probes);
324 ACC (RW, tcpi.tcpi_backoff);
325 ACC (RW, tcpi.tcpi_options);
326 ACC (RO, tcpi.tcpi_snd_wscale);
327 ACC (RO, tcpi.tcpi_rcv_wscale);
328 ACC (RW, tcpi.tcpi_rto);
329 ACC (RW, tcpi.tcpi_ato);
330 ACC (RW, tcpi.tcpi_snd_mss);
331 ACC (RW, tcpi.tcpi_rcv_mss);
332 ACC (RW, tcpi.tcpi_unacked);
333 ACC (RW, tcpi.tcpi_sacked);
334 ACC (RW, tcpi.tcpi_lost);
335 ACC (RW, tcpi.tcpi_retrans);
336 ACC (RW, tcpi.tcpi_fackets);
337 ACC (RW, tcpi.tcpi_last_data_sent);
338 ACC (RW, tcpi.tcpi_last_ack_sent);
339 ACC (RW, tcpi.tcpi_last_data_recv);
340 ACC (RW, tcpi.tcpi_last_ack_recv);
341 ACC (RW, tcpi.tcpi_pmtu);
342 ACC (RW, tcpi.tcpi_rcv_ssthresh);
343 ACC (RW, tcpi.tcpi_rtt);
344 ACC (RW, tcpi.tcpi_rttvar);
345 ACC (RW, tcpi.tcpi_snd_ssthresh);
346 ACC (RW, tcpi.tcpi_snd_cwnd);
347 ACC (RW, tcpi.tcpi_advmss);
348 ACC (RW, tcpi.tcpi_reordering);
349#endif
350
351//+GPL
271 352
272#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 353#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
273 ( ((__type)>0) &&\ 354 ( ((__type)>0) &&\
274 ((__sockPtr)->has_readable_type) && \ 355 ((__sockPtr)->has_readable_type) && \
275 ((__sockPtr)->supported_readables & (1<<(__type))) ) 356 ((__sockPtr)->supported_readables & (1<<(__type))) )
276 357
277/* Bitmask for the faces_sent[] array - what
278 * portion of the face have we sent?
279 */
280#define NS_FACESENT_FACE 0x1
281#define NS_FACESENT_SMOOTH 0x2
282
283/* Constants in the form EMI_ is for extended map infos.
284 * Even if the client select the additionnal infos it wants
285 * on the map, there may exist cases where this whole info
286 * is not given in one buch but in separate bunches. This
287 * is done performance reasons (imagine some info related to
288 * a visible object and another info related to a 4 square
289 * width and height area). At the begin of an extended info packet
290 * is a bit field. A bit is activated for each extended info
291 * present in the data
292 */
293
294/* Meanings:
295 * EMI_NOREDRAW Take extended infos into account but don't redraw,
296 * some additionnal datas will follow in a new packet
297 * EMI_SMOOTH Datas about smoothing
298 */
299#define EMI_NOREDRAW 0x01
300#define EMI_SMOOTH 0x02
301
302/* this last one says the bitfield continue un next byte
303 * There may be several on contiguous bytes. So there is 7
304 * actual bits used per byte, and the number of bytes
305 * is not fixed in protocol
306 */
307#define EMI_HASMOREBITS 0x80
308
309#define FACE_TYPES 1 358#define FACE_TYPES 1
310#define PNG_FACE_INDEX 0 359#define PNG_FACE_INDEX 0
311 360
312#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ 361//-GPL
313#define VERSION_SC 1027
314#define VERSION_INFO "Crossfire+ Server"
315 362
316typedef unordered_vector<client *> sockvec; 363typedef object_vector<client, &client::active> sockvec;
317 364
318extern sockvec clients; 365extern sockvec clients;
319extern int nrofpixmaps; //TODO: hrmpf, should go 366
367#define for_all_clients(var) \
368 for (int _i = 0; _i < clients.size (); ++_i) \
369 statementvar (client *, var, clients [_i])
370
371// returns true when the message needs special (read: perl) treatment
372static inline bool
373msg_is_special (const_any_string msg, bool nl_special = true)
374{
375 return msg [strcspn (msg, nl_special ? "<&\n" : "<&")];
376}
320 377
321#endif 378#endif
322 379

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