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Comparing deliantra/server/include/client.h (file contents):
Revision 1.13 by root, Wed Dec 20 09:14:22 2006 UTC vs.
Revision 1.31 by root, Sat Mar 10 19:48:16 2007 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for the X Window System 2 * CrossFire, A Multiplayer game for the X Window System
3 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
4 Copyright (C) 2002 Mark Wedel & Crossfire Development Team 5 * Copyright (C) 2002 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (C) 1992 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * 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 9 * it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version. 11 * (at your option) any later version.
11 12 *
12 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,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 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
18 along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 21 *
21 The author can be reached via e-mail to crossfire@schmorp.de 22 * The author can be reached via e-mail to crossfire@schmorp.de
22*/ 23 */
23 24
24#ifndef CLIENT_H 25#ifndef CLIENT_H
25#define CLIENT_H 26#define CLIENT_H
26 27
27#include <deque> 28#include <deque>
68 * current state. we set up our on buffers for sending/receiving, so we can 69 * current state. we set up our on buffers for sending/receiving, so we can
69 * handle some higher level functions. fd is the actual file descriptor we 70 * handle some higher level functions. fd is the actual file descriptor we
70 * are using. 71 * are using.
71 */ 72 */
72 73
73enum Sock_Status { Ns_Add, Ns_Dead };
74
75/* Only one map mode can actually be used, so lets make it a switch 74/* Only one map mode can actually be used, so lets make it a switch
76 * instead of having a bunch of different fields that needed to 75 * instead of having a bunch of different fields that needed to
77 * get toggled. 76 * get toggled.
78 */ 77 */
79enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; 78enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 };
80 79
81/* The following is the setup for a ring buffer for storing output 80/* The following is the setup for a ring buffer for storing output
82 * data that the OS can't handle right away. 81 * data that the OS can't handle right away.
83 */ 82 */
84
85struct Buffer 83struct Buffer
86{ 84{
87 char data[SOCKETBUFSIZE]; 85 char data[SOCKETBUFSIZE];
88 int start; 86 int start;
89 int len; 87 int len;
90}; 88};
91 89
90// states the socket can be in
91enum {
92 ST_DEAD, // socket is dead
93 ST_SETUP, // initial handshake / setup / login
94 ST_PLAYING, // logged in an playing
95 ST_CUSTOM, // waiting for custom reply
96
97 ST_CHANGE_CLASS,
98 ST_GET_PARTY_PASSWORD,
99};
100
92// a handler for a specific type of packet 101// a handler for a specific type of packet
93enum { 102enum {
94 PF_PLAYER = 0x01, // must have valid player / will by synchronised 103 PF_PLAYER = 0x01, // must have valid player / will by synchronised
95 PF_PLAYING = 0x02, // must be in playing state 104 PF_PLAYING = 0x02, // must be in playing state
105 PF_COMMAND0 = 0x04, // command starts at offset 0
106 PF_COMMAND6 = 0x08, // command starts at offset 6
96}; 107};
97 108
98struct packet_type 109struct packet_type
99{ 110{
100 const char *name; 111 const char *name;
153}; 164};
154 165
155/* how many times we are allowed to give the wrong password before being kicked. */ 166/* how many times we are allowed to give the wrong password before being kicked. */
156#define MAX_PASSWORD_FAILURES 5 167#define MAX_PASSWORD_FAILURES 5
157 168
158ACC_CLASS (client) // should become player when newsocket is a baseclass of player 169INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player
159struct client : zero_initialised, attachable_base 170struct client : zero_initialised, attachable
160{ 171{
161 enum Sock_Status status;
162 int ACC (RW, fd); 172 int ACC (RW, fd);
163 unsigned int inbuf_len; // number of bytes valid in inbuf 173 unsigned int inbuf_len; // number of bytes valid in inbuf
164 uint8 *faces_sent; // This is a bitmap on sent face status 174 uint8 *faces_sent; // This is a bitmap on sent face status
165 statsinfo stats; 175 statsinfo stats;
176 int ACC (RO, active);
166 177
167 client_container cc_inv, cc_other; 178 Buffer outputbuffer;
168 179
169 char *ACC (RW, host); /* Which host it is connected from (ip address) */ 180 char *ACC (RW, host); /* Which host it is connected from (ip address) */
170 uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ 181 uint8 ACC (RW, state); /* Input state of the player (name, password, etc */
171 Buffer outputbuffer;
172 182
183 sint8 ACC (RW, last_level); /* Last level we sent to client */
184 uint16 ACC (RW, last_flags); /* fire/run on flags for last tick */
185 float ACC (RW, last_weapon_sp); /* if diff than weapon_sp, update client */
186 sint32 ACC (RW, last_weight); /* Last weight as sent to client; -1 means do not send weight */
187 sint32 ACC (RW, last_weight_limit); /* Last weight limit transmitted to client */
188 uint32 ACC (RW, last_path_attuned); /* Last spell attunment sent to client */
189 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */
190 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */
191 living ACC (RO, last_stats); /* Last stats as sent to client */
192 float ACC (RW, last_speed); /* Last speed as sent to client */
193 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */
194 sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */
195
196 bool ACC (RW, afk); /* player is afk */
173 bool ACC (RW, facecache); /* If true, client is caching images */ 197 bool ACC (RW, facecache); /* If true, client is caching images */
174 bool ACC (RW, sent_scroll); 198 bool ACC (RW, sent_scroll);
175 bool ACC (RW, sound); /* does the client want sound */ 199 bool ACC (RW, sound); /* does the client want sound */
176 bool ACC (RW, exp64); /* Client wants 64 bit exp data, as well as skill data */
177 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ 200 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */
178 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ 201 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */
179 bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ 202 bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */
180 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ 203 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */
181 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ 204 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */
198 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ 221 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */
199 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ 222 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
200 uint8 ACC (RW, faceset); /* Set the client is using, default 0 */ 223 uint8 ACC (RW, faceset); /* Set the client is using, default 0 */
201 224
202 maptile *ACC (RW, current_map); // CF+ last/current player map 225 maptile *ACC (RW, current_map); // CF+ last/current player map
226 region *ACC (RW, current_region); // CF+ last/current player region
203 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 227 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
204 char ACC (RW, version)[64]; // CF+ client name/version 228 char ACC (RW, version)[64]; // CF+ client name/version
205 229
206 player *ACC (RO, pl);//TODO should not be here, preferably 230 player_ptr ACC (RO, pl);
207 231
208 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 232 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */
209 233
210 client (int fd, const char *from_ip);
211 ~client ();
212 void destroy (); 234 void do_destroy ();
235 void gather_callbacks (AV *&callbacks, event_type event) const;
213 236
237 iow socket_ev; void socket_cb (iow &w, int got);
214 iw cmd_ev; void cmd_cb (iw &w); 238 iw cmd_ev; void cmd_cb (iw &w);
215 iow socket_ev; void socket_cb (iow &w, int got); 239 client_container cc_inv, cc_other;
216 240
217 std::deque< command, slice_allocator<command> > cmd_queue; 241 std::deque< command, slice_allocator<command> > cmd_queue;
218
219 // resets movement state
220 bool may_execute (const packet_type *pkt) const;
221 void execute (const packet_type *pkt, char *data, int datalen);
222
223 void queue_command (packet_type *handler, char *data, int datalen);
224 bool handle_command ();
225 void reset_state ();
226
227 bool handle_packet ();
228 int next_packet (); // returns length of packet or 0
229 void skip_packet (int len); // we have processed the packet, skip it
230
231 void flush ();
232 void write_outputbuffer ();
233 void send (void *buf_, int len);
234
235 void send_packet (const char *buf);
236 void send_packet (const char *buf, int len);
237 void send_packet_printf (const char *format, ...);
238 void send_packet (packet &sl);
239
240 // called when something under the player changes
241 void floorbox_update () { update_look = 1; }
242 // called when the player has been moved
243 void floorbox_reset () { look_position = 0; floorbox_update (); }
244 242
245 // large structures at the end please 243 // large structures at the end please
246 struct Map lastmap; 244 struct Map lastmap;
247 std::bitset<MAXANIMNUM> anims_sent; 245 std::bitset<MAXANIMNUM> anims_sent;
248 // if we get an incomplete packet, this is used to hold the data. 246 // if we get an incomplete packet, this is used to hold the data.
249 // we add 2 byte for the header, one for the trailing 0 byte 247 // we add 2 byte for the header, one for the trailing 0 byte
250 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 248 uint8 inbuf[MAXSOCKBUF + 2 + 1];
249
250 bool may_execute (const packet_type *pkt) const;
251 void execute (const packet_type *pkt, char *data, int datalen);
252
253 void queue_command (packet_type *handler, char *data, int datalen);
254 MTH bool handle_command ();
255 // resets movement state
256 MTH void reset_state ();
257 // resets variable data used to send stat diffs
258 MTH void reset_stats ();
259
260 MTH bool handle_packet ();
261 int next_packet (); // returns length of packet or 0
262 void skip_packet (int len); // we have processed the packet, skip it
263
264 MTH void flush ();
265 MTH void write_outputbuffer ();
266 void send (void *buf_, int len);
267
268 void send_packet (const char *buf);
269 void send_packet (const char *buf, int len);
270 void send_packet_printf (const char *format, ...);
271 void send_packet (packet &sl);
272
273 // called when something under the player changes
274 MTH void floorbox_update () { update_look = 1; }
275 // called when the player has been moved
276 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
277
278 MTH static client *create (int fd, const char *peername);
279
280protected:
281 client (int fd, const char *from_ip);
282 ~client ();
251}; 283};
252 284
253#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 285#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
254 ( ((__type)>0) &&\ 286 ( ((__type)>0) &&\
255 ((__sockPtr)->has_readable_type) && \ 287 ((__sockPtr)->has_readable_type) && \
289 321
290#define FACE_TYPES 1 322#define FACE_TYPES 1
291#define PNG_FACE_INDEX 0 323#define PNG_FACE_INDEX 0
292 324
293#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */ 325#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */
294#define VERSION_SC 1027 326#define VERSION_SC 1026
327//#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible
295#define VERSION_INFO "Crossfire+ Server" 328#define VERSION_INFO "Crossfire+ Server"
296 329
297typedef unordered_vector<client *> sockvec; 330typedef object_vector<client, &client::active> sockvec;
298 331
299extern sockvec clients; 332extern sockvec clients;
333
334#define for_all_clients(var) \
335 for (int _i = 0; _i < clients.size (); ++_i) \
336 declvar (client *, var, clients [_i])
337
300extern int nrofpixmaps; //TODO: hrmpf, should go 338extern int nrofpixmaps; //TODO: hrmpf, should go
301 339
302#endif 340#endif
303 341

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