1 | /* |
1 | /* |
2 | CrossFire, A Multiplayer game for the X Window System |
2 | CrossFire, A Multiplayer game for the X Window System |
3 | |
3 | |
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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 |
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77 | enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; |
78 | enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; |
78 | |
79 | |
79 | /* 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 |
80 | * data that the OS can't handle right away. |
81 | * data that the OS can't handle right away. |
81 | */ |
82 | */ |
82 | |
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83 | struct Buffer |
83 | struct Buffer |
84 | { |
84 | { |
85 | char data[SOCKETBUFSIZE]; |
85 | char data[SOCKETBUFSIZE]; |
86 | int start; |
86 | int start; |
87 | int len; |
87 | int len; |
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92 | ST_DEAD, // socket is dead |
92 | ST_DEAD, // socket is dead |
93 | ST_SETUP, // initial handshake / setup / login |
93 | ST_SETUP, // initial handshake / setup / login |
94 | ST_PLAYING, // logged in an playing |
94 | ST_PLAYING, // logged in an playing |
95 | ST_CUSTOM, // waiting for custom reply |
95 | ST_CUSTOM, // waiting for custom reply |
96 | |
96 | |
97 | ST_PLAY_AGAIN, |
97 | ST_CONFIRM_QUIT, |
98 | ST_ROLL_STAT, |
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99 | ST_CHANGE_CLASS, |
98 | ST_CHANGE_CLASS, |
100 | ST_CONFIRM_QUIT, |
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101 | ST_CONFIGURE, |
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102 | ST_GET_NAME, |
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103 | ST_GET_PASSWORD, |
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104 | ST_CONFIRM_PASSWORD, |
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105 | ST_GET_PARTY_PASSWORD, |
99 | ST_GET_PARTY_PASSWORD, |
106 | }; |
100 | }; |
107 | |
101 | |
108 | // a handler for a specific type of packet |
102 | // a handler for a specific type of packet |
109 | enum { |
103 | enum { |
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169 | }; |
163 | }; |
170 | |
164 | |
171 | /* how many times we are allowed to give the wrong password before being kicked. */ |
165 | /* how many times we are allowed to give the wrong password before being kicked. */ |
172 | #define MAX_PASSWORD_FAILURES 5 |
166 | #define MAX_PASSWORD_FAILURES 5 |
173 | |
167 | |
174 | ACC_CLASS (client) // should become player when newsocket is a baseclass of player |
168 | INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player |
175 | struct client : zero_initialised, attachable<client> |
169 | struct client : zero_initialised, attachable |
176 | { |
170 | { |
177 | int ACC (RW, fd); |
171 | int ACC (RW, fd); |
178 | unsigned int inbuf_len; // number of bytes valid in inbuf |
172 | unsigned int inbuf_len; // number of bytes valid in inbuf |
179 | uint8 *faces_sent; // This is a bitmap on sent face status |
173 | uint8 *faces_sent; // This is a bitmap on sent face status |
180 | statsinfo stats; |
174 | statsinfo stats; |
181 | |
175 | |
182 | client_container cc_inv, cc_other; |
176 | client_container cc_inv, cc_other; |
183 | Buffer outputbuffer; |
177 | Buffer outputbuffer; |
184 | |
178 | |
185 | char *ACC (RW, host); /* Which host it is connected from (ip address) */ |
179 | 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 */ |
180 | 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 */ |
181 | uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ |
188 | |
182 | |
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183 | bool ACC (RW, afk); /* player is afk */ |
189 | bool ACC (RW, facecache); /* If true, client is caching images */ |
184 | bool ACC (RW, facecache); /* If true, client is caching images */ |
190 | bool ACC (RW, sent_scroll); |
185 | bool ACC (RW, sent_scroll); |
191 | bool ACC (RW, sound); /* does the client want sound */ |
186 | 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 */ |
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193 | bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ |
187 | bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ |
194 | bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ |
188 | bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ |
195 | bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ |
189 | bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ |
196 | bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ |
190 | bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ |
197 | bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ |
191 | bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ |
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217 | |
211 | |
218 | maptile *ACC (RW, current_map); // CF+ last/current player map |
212 | maptile *ACC (RW, current_map); // CF+ last/current player map |
219 | int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position |
213 | int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position |
220 | char ACC (RW, version)[64]; // CF+ client name/version |
214 | char ACC (RW, version)[64]; // CF+ client name/version |
221 | |
215 | |
222 | player *ACC (RO, pl);//TODO should not be here, preferably |
216 | player_ptr ACC (RO, pl); |
223 | |
217 | |
224 | int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ |
218 | int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ |
225 | |
219 | |
226 | client (int fd, const char *from_ip); |
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227 | ~client (); |
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228 | void destroy (); |
220 | void do_destroy (); |
229 | bool destroyed () const { return state == ST_DEAD; } |
221 | void gather_callbacks (AV *&callbacks, event_type event) const; |
230 | |
222 | |
231 | iw cmd_ev; void cmd_cb (iw &w); |
223 | iw cmd_ev; void cmd_cb (iw &w); |
232 | iow socket_ev; void socket_cb (iow &w, int got); |
224 | iow socket_ev; void socket_cb (iow &w, int got); |
233 | |
225 | |
234 | std::deque< command, slice_allocator<command> > cmd_queue; |
226 | std::deque< command, slice_allocator<command> > cmd_queue; |
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242 | |
234 | |
243 | bool may_execute (const packet_type *pkt) const; |
235 | bool may_execute (const packet_type *pkt) const; |
244 | void execute (const packet_type *pkt, char *data, int datalen); |
236 | void execute (const packet_type *pkt, char *data, int datalen); |
245 | |
237 | |
246 | void queue_command (packet_type *handler, char *data, int datalen); |
238 | void queue_command (packet_type *handler, char *data, int datalen); |
247 | bool handle_command (); |
239 | MTH bool handle_command (); |
248 | // resets movement state |
240 | // resets movement state |
249 | void reset_state (); |
241 | MTH void reset_state (); |
250 | |
242 | |
251 | bool handle_packet (); |
243 | MTH bool handle_packet (); |
252 | int next_packet (); // returns length of packet or 0 |
244 | int next_packet (); // returns length of packet or 0 |
253 | void skip_packet (int len); // we have processed the packet, skip it |
245 | void skip_packet (int len); // we have processed the packet, skip it |
254 | |
246 | |
255 | void flush (); |
247 | MTH void flush (); |
256 | void write_outputbuffer (); |
248 | MTH void write_outputbuffer (); |
257 | void send (void *buf_, int len); |
249 | void send (void *buf_, int len); |
258 | |
250 | |
259 | void send_packet (const char *buf); |
251 | void send_packet (const char *buf); |
260 | void send_packet (const char *buf, int len); |
252 | void send_packet (const char *buf, int len); |
261 | void send_packet_printf (const char *format, ...); |
253 | void send_packet_printf (const char *format, ...); |
262 | void send_packet (packet &sl); |
254 | void send_packet (packet &sl); |
263 | |
255 | |
264 | // called when something under the player changes |
256 | // called when something under the player changes |
265 | void floorbox_update () { update_look = 1; } |
257 | MTH void floorbox_update () { update_look = 1; } |
266 | // called when the player has been moved |
258 | // called when the player has been moved |
267 | void floorbox_reset () { look_position = 0; floorbox_update (); } |
259 | MTH void floorbox_reset () { look_position = 0; floorbox_update (); } |
268 | |
260 | |
269 | static client *create (int fd, const char *peername); |
261 | MTH static client *create (int fd, const char *peername); |
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262 | |
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263 | protected: |
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264 | client (int fd, const char *from_ip); |
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265 | ~client (); |
270 | }; |
266 | }; |
271 | |
267 | |
272 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
268 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
273 | ( ((__type)>0) &&\ |
269 | ( ((__type)>0) &&\ |
274 | ((__sockPtr)->has_readable_type) && \ |
270 | ((__sockPtr)->has_readable_type) && \ |