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Comparing deliantra/server/include/client.h (file contents):
Revision 1.22 by root, Tue Dec 26 05:44:14 2006 UTC vs.
Revision 1.97 by root, Thu Apr 8 20:05:35 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 */
82struct Buffer
83{
84 char data[SOCKETBUFSIZE];
85 int start;
86 int len;
87};
88 105
89// states the socket can be in 106// states the socket can be in
90enum { 107enum {
91 ST_DEAD, // socket is dead 108 ST_DEAD, // socket is dead
92 ST_SETUP, // initial handshake / setup / login 109 ST_SETUP, // initial handshake / setup / login
93 ST_PLAYING, // logged in an playing 110 ST_PLAYING, // logged in an playing
94 ST_CUSTOM, // waiting for custom reply 111 ST_CUSTOM, // waiting for custom reply
95 112
96 ST_CONFIRM_QUIT,
97 ST_CHANGE_CLASS,
98 ST_GET_PARTY_PASSWORD, 113 ST_GET_PARTY_PASSWORD,
99}; 114};
100 115
101// a handler for a specific type of packet 116// a handler for a specific type of packet
102enum { 117enum {
103 PF_PLAYER = 0x01, // must have valid player / will by synchronised 118 PF_PLAYER = 0x01, // must have valid player / will by synchronised
104 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,
105}; 131};
106 132
107struct packet_type 133struct packet_type
108{ 134{
109 const char *name; 135 const char *name;
… …
115{ 141{
116 tstamp stamp; 142 tstamp stamp;
117 const packet_type *handler; 143 const packet_type *handler;
118 char *data; 144 char *data;
119 int datalen; 145 int datalen;
120
121 ~command ()
122 {
123 sfree<char> (data, datalen + 1);
124 }
125}; 146};
126 147
127struct refitem 148//-GPL
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};
163 149
164/* 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. */
165#define MAX_PASSWORD_FAILURES 5 151#define MAX_PASSWORD_FAILURES 5
166 152
167INTERFACE_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
168struct client : zero_initialised, attachable 154struct client : zero_initialised, attachable
169{ 155{
170 int ACC (RW, fd); 156 int ACC (RW, fd);
171 unsigned int inbuf_len; // number of bytes valid in inbuf 157 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; 158 statsinfo stats;
174 159 object_vector_index ACC (RO, active);
175 client_container cc_inv, cc_other; 160 player_ptr ACC (RO, pl);
176 Buffer outputbuffer;
177 161
178 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) */
179 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 */
180 uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ 164
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 */
181 177
182 bool ACC (RW, afk); /* player is afk */ 178 bool ACC (RW, afk); /* player is afk */
183 bool ACC (RW, facecache); /* If true, client is caching images */
184 bool ACC (RW, sent_scroll); 179 bool ACC (RW, sent_scroll);
185 bool ACC (RW, sound); /* does the client want sound */ 180 bool ACC (RW, sound); /* does the client want sound */
186 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 */
187 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ 182 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
188 bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ 183 bool ACC (RW, mapinfocmd); // return map info and send map change info
189 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ 184 uint8_t ACC (RW, extcmd); // call into extensions/plugins
190 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */
191 bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */
192 bool ACC (RW, darkness); /* True if client wants darkness information */
193 bool ACC (RW, image2); /* Client wants image2/face2 commands */
194 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
195 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 */
196 /* used to arrange text in books, scrolls, or scripted dialogs */ 188 /* used to arrange text in books, scrolls, or scripted dialogs */
197 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 */
198 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */ 190 bool ACC (RW, smoothing); // deliantra-style smoothing
199 /* Below are flags for extedend infos to pass to client
200 * with S->C mapextended command */
201 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
202 191
203 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ 192 bool ACC (RW, force_newmap); // force a newmap before next map update
204 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */
205 enum MapMode mapmode; /* Type of map commands the client wants. */
206 uint16 ACC (RW, look_position); /* start of drawing of look window */ 193 uint16 ACC (RW, look_position); /* start of drawing of look window */
194 uint16 ACC (RW, mss); // likely tcp maximum segment size
195 uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */
207 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ 196 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */
208 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ 197 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
209 uint8 ACC (RW, faceset); /* Set the client is using, default 0 */
210 198
211 maptile *ACC (RW, current_map); // CF+ last/current player map 199 maptile_ptr ACC (RW, current_map); // CF+ last/current player map
200 region_ptr ACC (RW, current_region); // CF+ last/current player region
212 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 201 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
213 char ACC (RW, version)[64]; // CF+ client name/version 202 uint8 ACC (RW, faceset); // CF+ selected faceset
214 203
215 player_ptr ACC (RO, pl); 204 tstamp ACC (RW, last_send); // last data send on socket.
216 205
217 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 206 float ACC (RW, socket_timeout); /* after how many seconds of no ack do we declare dead */
207 int ACC (RW, rate_avail); // current rate balance
208 int ACC (RW, max_rate); // max. # of bytes to send per tick
209 faceidx ACC (RW, scrub_idx); // which face to send next
210 int ACC (RW, bg_scrub); // how many ticks till the next background face send
211
212 struct tcp_info tcpi;
213 tstamp next_rate_adjust;
214
215 unordered_vector<char *> mapinfo_queue;
216 void mapinfo_queue_clear ();
217 void mapinfo_queue_run ();
218 bool mapinfo_try (char *buf);
219
220 struct ixsend {
221 int16_t pri; // unused
222 faceidx idx;
223 uint32_t ofs; // if != 0, need to send remaining bytes of partial_face
224 };
225 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix
226
227 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
228 MTH void flush_fx (); // send fx if required
218 229
219 void do_destroy (); 230 void do_destroy ();
220 void gather_callbacks (AV *&callbacks, event_type event) const; 231 void gather_callbacks (AV *&callbacks, event_type event) const;
221 232
222 iw cmd_ev; void cmd_cb (iw &w);
223 iow socket_ev; void socket_cb (iow &w, int got); 233 iow socket_ev; void socket_cb (iow &w, int revents);
224 234
225 std::deque< command, slice_allocator<command> > cmd_queue; 235 std::deque< command, slice_allocator<command> > cmd_queue;
226 236
227 // large structures at the end please 237 // large structures at the end please
228 struct Map lastmap; 238 struct Map lastmap;
229 std::bitset<MAXANIMNUM> anims_sent; 239 std::bitset<MAXANIMNUM> anims_sent;
240 std::bitset<MAX_FACES> faces_sent;
241 std::bitset<FT_NUM> fx_want;
242
230 // if we get an incomplete packet, this is used to hold the data. 243 // if we get an incomplete packet, this is used to hold the data.
231 // we add 2 byte for the header, one for the trailing 0 byte 244 // we add 2 byte for the header, one for the trailing 0 byte
232 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 245 uint8 inbuf[MAXSOCKBUF + 2 + 1];
246
247 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 };
248 struct msg_buf
249 {
250 tick_t expire;
251 int len;
252 int count;
253 char msg[MSG_BUF_SIZE];
254 } msgbuf[MSG_BUF_COUNT];
255
256 MTH bool msg_suppressed (const_utf8_string msg);
257
258 /* The following is the setup for a ring buffer for storing output
259 * data that the OS can't handle right away.
260 * TODO: this member is enourmously large - optimise?
261 */
262 struct
263 {
264 char data[SOCKETBUFSIZE];
265 int start;
266 int len;
267 } outputbuffer;
233 268
234 bool may_execute (const packet_type *pkt) const; 269 bool may_execute (const packet_type *pkt) const;
235 void execute (const packet_type *pkt, char *data, int datalen); 270 void execute (const packet_type *pkt, char *data, int datalen);
236 271
237 void queue_command (packet_type *handler, char *data, int datalen); 272 void queue_command (packet_type *handler, char *data, int datalen);
238 MTH bool handle_command (); 273 MTH bool handle_command ();
239 // resets movement state 274 // resets movement state
240 MTH void reset_state (); 275 MTH void reset_state ();
276 // resets variable data used to send stat diffs
277 MTH void reset_stats ();
241 278
242 MTH bool handle_packet (); 279 MTH bool handle_packet ();
243 int next_packet (); // returns length of packet or 0 280 int next_packet (); // returns length of packet or 0
244 void skip_packet (int len); // we have processed the packet, skip it 281 void skip_packet (int len); // we have processed the packet, skip it
245 282
246 MTH void flush (); 283 MTH void flush ();
247 MTH void write_outputbuffer (); 284 MTH void write_outputbuffer ();
285 MTH int outputbuffer_len () const { return outputbuffer.len; }
248 void send (void *buf_, int len); 286 void send (void *buf_, int len);
249 287
250 void send_packet (const char *buf); 288 void send_packet (const_octet_string buf);
251 void send_packet (const char *buf, int len); 289 void send_packet (const_octet_string buf, int len);
252 void send_packet_printf (const char *format, ...); 290 void send_packet_printf (const_utf8_string format, ...) attribute ((format (printf, 2, 3)));
253 void send_packet (packet &sl); 291 void send_packet (packet &sl);
254 292
293 void send_drawinfo (const_utf8_string msg, int flags = NDI_BLACK);
294
295 MTH void send_face (faceidx facenum, int pri = 0);
296 MTH void send_faces (object *ob);
297 MTH void send_animation (short anim_num);
298 void send_msg (int color, const_utf8_string type, const_utf8_string msg);
299
300 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0);
255 // called when something under the player changes 301 // called when something under the player changes
256 MTH void floorbox_update () { update_look = 1; } 302 MTH void floorbox_update () { update_look = 1; }
257 // called when the player has been moved 303 // called when the player has been moved
258 MTH void floorbox_reset () { look_position = 0; floorbox_update (); } 304 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
259 305
306 MTH void tick (); // called every server tick to do housekeeping etc.
307
260 MTH static client *create (int fd, const char *peername); 308 MTH static client *create (int fd, const char *peername);
309 MTH static void clock ();
310 MTH static void flush_sockets ();
261 311
262protected: 312protected:
263 client (int fd, const char *from_ip); 313 client (int fd, const char *from_ip);
264 ~client (); 314 ~client ();
265}; 315};
316
317#if FOR_PERL
318 ACC (RW, tcpi.tcpi_state);
319 ACC (RW, tcpi.tcpi_ca_state);
320 ACC (RW, tcpi.tcpi_retransmits);
321 ACC (RW, tcpi.tcpi_probes);
322 ACC (RW, tcpi.tcpi_backoff);
323 ACC (RW, tcpi.tcpi_options);
324 ACC (RO, tcpi.tcpi_snd_wscale);
325 ACC (RO, tcpi.tcpi_rcv_wscale);
326 ACC (RW, tcpi.tcpi_rto);
327 ACC (RW, tcpi.tcpi_ato);
328 ACC (RW, tcpi.tcpi_snd_mss);
329 ACC (RW, tcpi.tcpi_rcv_mss);
330 ACC (RW, tcpi.tcpi_unacked);
331 ACC (RW, tcpi.tcpi_sacked);
332 ACC (RW, tcpi.tcpi_lost);
333 ACC (RW, tcpi.tcpi_retrans);
334 ACC (RW, tcpi.tcpi_fackets);
335 ACC (RW, tcpi.tcpi_last_data_sent);
336 ACC (RW, tcpi.tcpi_last_ack_sent);
337 ACC (RW, tcpi.tcpi_last_data_recv);
338 ACC (RW, tcpi.tcpi_last_ack_recv);
339 ACC (RW, tcpi.tcpi_pmtu);
340 ACC (RW, tcpi.tcpi_rcv_ssthresh);
341 ACC (RW, tcpi.tcpi_rtt);
342 ACC (RW, tcpi.tcpi_rttvar);
343 ACC (RW, tcpi.tcpi_snd_ssthresh);
344 ACC (RW, tcpi.tcpi_snd_cwnd);
345 ACC (RW, tcpi.tcpi_advmss);
346 ACC (RW, tcpi.tcpi_reordering);
347#endif
348
349//+GPL
266 350
267#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 351#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
268 ( ((__type)>0) &&\ 352 ( ((__type)>0) &&\
269 ((__sockPtr)->has_readable_type) && \ 353 ((__sockPtr)->has_readable_type) && \
270 ((__sockPtr)->supported_readables & (1<<(__type))) ) 354 ((__sockPtr)->supported_readables & (1<<(__type))) )
271 355
272/* Bitmask for the faces_sent[] array - what
273 * portion of the face have we sent?
274 */
275#define NS_FACESENT_FACE 0x1
276#define NS_FACESENT_SMOOTH 0x2
277
278/* Constants in the form EMI_ is for extended map infos.
279 * Even if the client select the additionnal infos it wants
280 * on the map, there may exist cases where this whole info
281 * is not given in one buch but in separate bunches. This
282 * is done performance reasons (imagine some info related to
283 * a visible object and another info related to a 4 square
284 * width and height area). At the begin of an extended info packet
285 * is a bit field. A bit is activated for each extended info
286 * present in the data
287 */
288
289/* Meanings:
290 * EMI_NOREDRAW Take extended infos into account but don't redraw,
291 * some additionnal datas will follow in a new packet
292 * EMI_SMOOTH Datas about smoothing
293 */
294#define EMI_NOREDRAW 0x01
295#define EMI_SMOOTH 0x02
296
297/* this last one says the bitfield continue un next byte
298 * There may be several on contiguous bytes. So there is 7
299 * actual bits used per byte, and the number of bytes
300 * is not fixed in protocol
301 */
302#define EMI_HASMOREBITS 0x80
303
304#define FACE_TYPES 1 356#define FACE_TYPES 1
305#define PNG_FACE_INDEX 0 357#define PNG_FACE_INDEX 0
306 358
307#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ 359//-GPL
308#define VERSION_SC 1027
309#define VERSION_INFO "Crossfire+ Server"
310 360
311typedef unordered_vector<client *> sockvec; 361typedef object_vector<client, &client::active> sockvec;
312 362
313extern sockvec clients; 363extern sockvec clients;
314extern int nrofpixmaps; //TODO: hrmpf, should go 364
365#define for_all_clients(var) \
366 for (int _i = 0; _i < clients.size (); ++_i) \
367 statementvar (client *, var, clients [_i])
368
369// returns true when the message needs special (read: perl) treatment
370static inline bool
371msg_is_special (const_any_string msg, bool nl_special = true)
372{
373 return msg [strcspn (msg, nl_special ? "<&\n" : "<&")];
374}
315 375
316#endif 376#endif
317 377

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