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Comparing deliantra/server/include/client.h (file contents):
Revision 1.23 by pippijn, Sat Jan 6 14:42:30 2007 UTC vs.
Revision 1.102 by root, Sat Apr 23 04:56:47 2011 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 (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 *
6 Copyright (C) 1992 Frank Tore Johansen 6 * Deliantra is free software: you can redistribute it and/or modify it under
7
8 This program is free software; you can redistribute it and/or modify
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 2 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, write to the Free Software 17 * and the GNU General Public License along with this program. If not, see
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 18 * <http://www.gnu.org/licenses/>.
21 19 *
22 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>
23*/ 21 */
24 22
25#ifndef CLIENT_H 23#ifndef CLIENT_H
26#define CLIENT_H 24#define CLIENT_H
27 25
28#include <deque> 26#if HAVE_TCP_INFO
29#include <bitset> 27# include <netinet/tcp.h>
30#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
31 64
32// (possibly) max. number of objects "per page" in the ground container 65// (possibly) max. number of objects "per page" in the ground container
33#define FLOORBOX_PAGESIZE 50 66#define FLOORBOX_PAGESIZE 50
34 67
35struct MapCell 68struct MapCell
36{ 69{
37 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
38 int count; /* This is really darkness in the map1 command */ 71 int count; /* This is really darkness in the map1 command */
39 uint16 faces[MAP_LAYERS]; 72 faceidx faces[MAP_LAYERS];
40 uint16 smooth[MAP_LAYERS];
41 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
42 unsigned char flags; 74 unsigned char flags;
75 uint8_t smooth[MAP_LAYERS];
43}; 76};
44 77
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) 78#define MAX_CLIENT_X MAP_CLIENT_X
53#define MAX_CLIENT_Y (MAP_CLIENT_Y + MAX_HEAD_OFFSET) 79#define MAX_CLIENT_Y MAP_CLIENT_Y
54 80
55struct Map 81struct Map
56{ 82{
57 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y]; 83 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y];
58}; 84};
59 85
60/* True max is 16383 given current map compaction method */ 86/* True max is 16383 given current map compaction method */
61# define MAXANIMNUM 2000 87#define MAXANIMNUM 10000
62 88
63struct statsinfo 89struct statsinfo
64{ 90{
65 char *range, *title; 91 char *range, *title;
66}; 92};
… …
68/* This contains basic information on the socket structure. status is its 94/* This contains basic information on the socket structure. status is its
69 * current state. we set up our on buffers for sending/receiving, so we can 95 * current state. we set up our on buffers for sending/receiving, so we can
70 * handle some higher level functions. fd is the actual file descriptor we 96 * handle some higher level functions. fd is the actual file descriptor we
71 * are using. 97 * are using.
72 */ 98 */
73
74/* 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
76 * get toggled.
77 */
78enum MapMode { 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 99
90// states the socket can be in 100// states the socket can be in
91enum { 101enum {
92 ST_DEAD, // socket is dead 102 ST_DEAD, // socket is dead
93 ST_SETUP, // initial handshake / setup / login 103 ST_SETUP, // initial handshake / setup / login
94 ST_PLAYING, // logged in an playing 104 ST_PLAYING, // logged in an playing
95 ST_CUSTOM, // waiting for custom reply 105 ST_CUSTOM, // waiting for custom reply
96 106
97 ST_CONFIRM_QUIT,
98 ST_CHANGE_CLASS,
99 ST_GET_PARTY_PASSWORD, 107 ST_GET_PARTY_PASSWORD,
100}; 108};
101 109
102// a handler for a specific type of packet 110// a handler for a specific type of packet
103enum { 111enum {
104 PF_PLAYER = 0x01, // must have valid player / will by synchronised 112 PF_PLAYER = 0x01, // must have valid player / will by synchronised
105 PF_PLAYING = 0x02, // must be in playing state 113 PF_PLAYING = 0x02, // must be in playing state
114 PF_COMMAND0 = 0x04, // command starts at offset 0
115 PF_COMMAND6 = 0x08, // command starts at offset 6
116};
117
118// face type.s bit 0 means "has meta info prepended"
119enum {
120 FT_FACE = 0 * 2 + 0, // faces (images)
121 FT_MUSIC = 1 * 2 + 1, // background music
122 FT_SOUND = 2 * 2 + 1, // effects
123 FT_RSRC = 3 * 2 + 0, // generic data files
124 FT_NUM,
106}; 125};
107 126
108struct packet_type 127struct packet_type
109{ 128{
110 const char *name; 129 const char *name;
… …
116{ 135{
117 tstamp stamp; 136 tstamp stamp;
118 const packet_type *handler; 137 const packet_type *handler;
119 char *data; 138 char *data;
120 int datalen; 139 int datalen;
121
122 ~command ()
123 {
124 sfree<char> (data, datalen + 1);
125 }
126}; 140};
127 141
128struct refitem 142//-GPL
129{
130 object_ptr op;
131};
132
133// this represents a container on the client side.
134// right now, there are only ever two of them:
135// the inventory and the floor/open container
136//TODO: unused as of yet
137struct client_container : vector< refitem, slice_allocator<refitem> >
138{
139 client *ns;
140 enum { CC_NONE, CC_INVENTORY, CC_MAPSPACE, CC_CONTAINER } type;
141
142 bool item_changed; // one of the items in here possibly changed
143
144 // for mapspace and container
145 int x, y;
146 maptile *map;
147
148 // for container
149 object *env;
150
151 client_container (client *ns)
152 : ns (ns), type (CC_NONE) { }
153
154 tag_t tag () const;
155
156 inline iterator merge_item (iterator i, object *op);
157
158 void clear ();
159 void update ();
160
161 void set_mapspace (maptile *map, int x, int y);
162 void set_container (object *env);
163};
164 143
165/* how many times we are allowed to give the wrong password before being kicked. */ 144/* how many times we are allowed to give the wrong password before being kicked. */
166#define MAX_PASSWORD_FAILURES 5 145#define MAX_PASSWORD_FAILURES 5
167 146
168INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player 147INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player
169struct client : zero_initialised, attachable 148struct client : zero_initialised, attachable
170{ 149{
171 int ACC (RW, fd); 150 int ACC (RW, fd);
172 unsigned int inbuf_len; // number of bytes valid in inbuf 151 unsigned int inbuf_len; // number of bytes valid in inbuf
173 uint8 *faces_sent; // This is a bitmap on sent face status
174 statsinfo stats; 152 statsinfo stats;
175 153 object_vector_index ACC (RO, active);
176 client_container cc_inv, cc_other; 154 player_ptr ACC (RO, pl);
177 Buffer outputbuffer;
178 155
179 char *ACC (RW, host); /* Which host it is connected from (ip address) */ 156 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 */ 157 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 */ 158
159 sint8 ACC (RW, last_level); /* Last level we sent to client */
160 uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */
161 float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */
162 sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */
163 sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */
164 uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */
165 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */
166 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */
167 living ACC (RO, last_stats); /* Last stats as sent to client */
168 float ACC (RW, last_speed); /* Last speed as sent to client */
169 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */
170 sint64 ACC (RW, last_skill_exp[CS_NUM_SKILLS]);/* shadow register. if != exp. obj update client */
182 171
183 bool ACC (RW, afk); /* player is afk */ 172 bool ACC (RW, afk); /* player is afk */
184 bool ACC (RW, facecache); /* If true, client is caching images */
185 bool ACC (RW, sent_scroll); 173 bool ACC (RW, sent_scroll);
186 bool ACC (RW, sound); /* does the client want sound */ 174 bool ACC (RW, sound); /* does the client want sound */
187 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ 175 bool ACC (RW, bumpmsg); /* give message when bumping into walls */
176
188 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ 177 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 */ 178 bool ACC (RW, mapinfocmd); // return map info and send map change info
190 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ 179 uint8_t ACC (RW, extcmd); // call into extensions/plugins
191 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ 180 bool ACC (RW, need_delinv0); /* If true, we need to delinv 0 before sending new floorbox */
192 bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */ 181
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 */ 182 bool ACC (RW, update_look); /* If true, we need to send the look window */
183 bool ACC (RW, update_spells); // If true, we need to esrv_update_spells
196 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 184 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
197 /* 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 */ 185 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 */
200 /* Below are flags for extedend infos to pass to client
201 * with S->C mapextended command */
202 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
203 186
204 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ 187 bool ACC (RW, smoothing); // deliantra-style smoothing
205 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */ 188 bool ACC (RW, force_newmap); // force a newmap before next map update
206 enum MapMode mapmode; /* Type of map commands the client wants. */
207 uint16 ACC (RW, look_position); /* start of drawing of look window */ 189 uint16 ACC (RW, look_position); /* start of drawing of look window */
190 uint16 ACC (RW, mss); // likely tcp maximum segment size
208 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ 191 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 */ 192 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 */ 193 uint8 ACC (RW, faceset); // CF+ selected faceset
211 194
212 maptile *ACC (RW, current_map); // CF+ last/current player map 195 maptile_ptr ACC (RW, current_map); // CF+ last/current player map
196 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 197 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
214 char ACC (RW, version)[64]; // CF+ client name/version
215 198
216 player_ptr ACC (RO, pl); 199 tstamp ACC (RW, last_send); // last data send on socket.
217 200
218 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 201 float ACC (RW, socket_timeout); /* after how many seconds of no ack do we declare dead */
202 int ACC (RW, rate_avail); // current rate balance
203 int ACC (RW, max_rate); // max. # of bytes to send per tick
204 faceidx ACC (RW, scrub_idx); // which face to send next
205 int ACC (RW, bg_scrub); // how many ticks till the next background face send
206
207 struct tcp_info tcpi;
208 tstamp next_rate_adjust;
209
210 unordered_vector<char *> mapinfo_queue;
211 void mapinfo_queue_clear ();
212 void mapinfo_queue_run ();
213 bool mapinfo_try (char *buf);
214
215 struct ixsend {
216 int16_t pri; // unused
217 faceidx idx;
218 uint32_t ofs; // if != 0, need to send remaining bytes of partial_face
219 };
220 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix
221
222 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
223 MTH void flush_fx (); // send fx if required
219 224
220 void do_destroy (); 225 void do_destroy ();
221 void gather_callbacks (AV *&callbacks, event_type event) const; 226 void gather_callbacks (AV *&callbacks, event_type event) const;
222 227
223 iw cmd_ev; void cmd_cb (iw &w);
224 iow socket_ev; void socket_cb (iow &w, int got); 228 iow socket_ev; void socket_cb (iow &w, int revents);
225 229
226 std::deque< command, slice_allocator<command> > cmd_queue; 230 std::deque< command, slice_allocator<command> > cmd_queue;
227 231
228 // large structures at the end please 232 // large structures at the end please
229 struct Map lastmap; 233 struct Map lastmap;
230 std::bitset<MAXANIMNUM> anims_sent; 234 std::bitset<MAXANIMNUM> anims_sent;
235 std::bitset<MAX_FACES> faces_sent;
236 std::bitset<FT_NUM> fx_want;
237
231 // if we get an incomplete packet, this is used to hold the data. 238 // 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 239 // we add 2 byte for the header, one for the trailing 0 byte
233 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 240 uint8 inbuf[MAXSOCKBUF + 2 + 1];
241
242 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 };
243 struct msg_buf
244 {
245 tick_t expire;
246 int len;
247 int count;
248 char msg[MSG_BUF_SIZE];
249 } msgbuf[MSG_BUF_COUNT];
250
251 MTH bool msg_suppressed (const_utf8_string msg);
252
253 /* The following is the setup for a ring buffer for storing output
254 * data that the OS can't handle right away.
255 * TODO: this member is enourmously large - optimise?
256 */
257 struct
258 {
259 char data[SOCKETBUFSIZE];
260 int start;
261 int len;
262 } outputbuffer;
234 263
235 bool may_execute (const packet_type *pkt) const; 264 bool may_execute (const packet_type *pkt) const;
236 void execute (const packet_type *pkt, char *data, int datalen); 265 void execute (const packet_type *pkt, char *data, int datalen);
237 266
238 void queue_command (packet_type *handler, char *data, int datalen); 267 void queue_command (packet_type *handler, char *data, int datalen);
239 MTH bool handle_command (); 268 MTH bool handle_command ();
240 // resets movement state 269 // resets movement state
241 MTH void reset_state (); 270 MTH void reset_state ();
271 // resets variable data used to send stat diffs
272 MTH void reset_stats ();
242 273
243 MTH bool handle_packet (); 274 MTH bool handle_packet ();
244 int next_packet (); // returns length of packet or 0 275 int next_packet (); // returns length of packet or 0
245 void skip_packet (int len); // we have processed the packet, skip it 276 void skip_packet (int len); // we have processed the packet, skip it
246 277
247 MTH void flush (); 278 MTH void flush ();
248 MTH void write_outputbuffer (); 279 MTH void write_outputbuffer ();
280 MTH int outputbuffer_len () const { return outputbuffer.len; }
249 void send (void *buf_, int len); 281 void send (void *buf_, int len);
250 282
251 void send_packet (const char *buf); 283 void send_packet (const_octet_string buf);
252 void send_packet (const char *buf, int len); 284 void send_packet (const_octet_string buf, int len);
253 void send_packet_printf (const char *format, ...); 285 void send_packet_printf (const_utf8_string format, ...) attribute ((format (printf, 2, 3)));
254 void send_packet (packet &sl); 286 void send_packet (packet &sl);
255 287
288 void send_drawinfo (const_utf8_string msg, int flags = NDI_BLACK);
289
290 MTH void send_face (faceidx facenum, int pri = 0);
291 MTH void send_faces (object *ob);
292 MTH void send_animation (short anim_num);
293 void send_msg (int color, const_utf8_string type, const_utf8_string msg);
294
295 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0);
256 // called when something under the player changes 296 // called when something under the player changes
257 MTH void floorbox_update () { update_look = 1; } 297 MTH void floorbox_update () { update_look = 1; }
258 // called when the player has been moved 298 // called when the player has been moved
259 MTH void floorbox_reset () { look_position = 0; floorbox_update (); } 299 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
260 300
301 MTH void tick (); // called every server tick to do housekeeping etc.
302
261 MTH static client *create (int fd, const char *peername); 303 MTH static client *create (int fd, const char *peername);
304 MTH static void clock ();
305 MTH static void flush_sockets ();
262 306
263protected: 307protected:
264 client (int fd, const char *from_ip); 308 client (int fd, const char *from_ip);
265 ~client (); 309 ~client ();
266}; 310};
311
312#if FOR_PERL
313 ACC (RW, tcpi.tcpi_state);
314 ACC (RW, tcpi.tcpi_ca_state);
315 ACC (RW, tcpi.tcpi_retransmits);
316 ACC (RW, tcpi.tcpi_probes);
317 ACC (RW, tcpi.tcpi_backoff);
318 ACC (RW, tcpi.tcpi_options);
319 ACC (RO, tcpi.tcpi_snd_wscale);
320 ACC (RO, tcpi.tcpi_rcv_wscale);
321 ACC (RW, tcpi.tcpi_rto);
322 ACC (RW, tcpi.tcpi_ato);
323 ACC (RW, tcpi.tcpi_snd_mss);
324 ACC (RW, tcpi.tcpi_rcv_mss);
325 ACC (RW, tcpi.tcpi_unacked);
326 ACC (RW, tcpi.tcpi_sacked);
327 ACC (RW, tcpi.tcpi_lost);
328 ACC (RW, tcpi.tcpi_retrans);
329 ACC (RW, tcpi.tcpi_fackets);
330 ACC (RW, tcpi.tcpi_last_data_sent);
331 ACC (RW, tcpi.tcpi_last_ack_sent);
332 ACC (RW, tcpi.tcpi_last_data_recv);
333 ACC (RW, tcpi.tcpi_last_ack_recv);
334 ACC (RW, tcpi.tcpi_pmtu);
335 ACC (RW, tcpi.tcpi_rcv_ssthresh);
336 ACC (RW, tcpi.tcpi_rtt);
337 ACC (RW, tcpi.tcpi_rttvar);
338 ACC (RW, tcpi.tcpi_snd_ssthresh);
339 ACC (RW, tcpi.tcpi_snd_cwnd);
340 ACC (RW, tcpi.tcpi_advmss);
341 ACC (RW, tcpi.tcpi_reordering);
342#endif
343
344//+GPL
267 345
268#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 346#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
269 ( ((__type)>0) &&\ 347 ( ((__type)>0) &&\
270 ((__sockPtr)->has_readable_type) && \ 348 ((__sockPtr)->has_readable_type) && \
271 ((__sockPtr)->supported_readables & (1<<(__type))) ) 349 ((__sockPtr)->supported_readables & (1<<(__type))) )
272 350
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 1 351#define FACE_TYPES 1
306#define PNG_FACE_INDEX 0 352#define PNG_FACE_INDEX 0
307 353
308#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ 354//-GPL
309#define VERSION_SC 1027
310#define VERSION_INFO "Crossfire+ Server"
311 355
312typedef unordered_vector<client *> sockvec; 356typedef object_vector<client, &client::active> sockvec;
313 357
314extern sockvec clients; 358extern sockvec clients;
315extern int nrofpixmaps; //TODO: hrmpf, should go 359
360#define for_all_clients(var) \
361 for (int _i = 0; _i < clients.size (); ++_i) \
362 statementvar (client *, var, clients [_i])
363
364// returns true when the message needs special (read: perl) treatment
365static inline bool
366msg_is_special (const_any_string msg, bool nl_special = true)
367{
368 return msg [strcspn (msg, nl_special ? "<&\n" : "<&")];
369}
316 370
317#endif 371#endif
318 372

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