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23 | |
23 | |
24 | #ifndef CLIENT_H |
24 | #ifndef CLIENT_H |
25 | #define CLIENT_H |
25 | #define CLIENT_H |
26 | |
26 | |
27 | #include <deque> |
27 | #include <deque> |
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28 | #include <bitset> |
28 | |
29 | |
29 | // (possibly) max. number of objects "per page" in the ground container |
30 | // (possibly) max. number of objects "per page" in the ground container |
30 | #define NUM_LOOK_OBJECTS 50 |
31 | #define NUM_LOOK_OBJECTS 50 |
31 | |
32 | |
32 | struct MapCell |
33 | struct MapCell |
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87 | int len; |
88 | int len; |
88 | }; |
89 | }; |
89 | |
90 | |
90 | // a handler for a specific type of packet |
91 | // a handler for a specific type of packet |
91 | enum { |
92 | enum { |
92 | PF_PLAYER = 0x01, // must have valid player |
93 | PF_PLAYER = 0x01, // must have valid player / will by synchronised |
93 | PF_IMMEDIATE = 0x02, // TODO: hack, can be executed immediately |
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94 | PF_PLAYING = 0x04, // must be in playing state |
94 | PF_PLAYING = 0x02, // must be in playing state |
95 | }; |
95 | }; |
96 | |
96 | |
97 | struct packet_type |
97 | struct packet_type |
98 | { |
98 | { |
99 | const char *name; |
99 | const char *name; |
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106 | tstamp stamp; |
106 | tstamp stamp; |
107 | const packet_type *handler; |
107 | const packet_type *handler; |
108 | char *data; |
108 | char *data; |
109 | int datalen; |
109 | int datalen; |
110 | |
110 | |
111 | command (tstamp stamp, const packet_type *handler, char *data, int datalen) |
111 | ~command () |
112 | : stamp (stamp), handler (handler), data (data), datalen (datalen) |
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113 | { |
112 | { |
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113 | sfree<char> (data, datalen + 1); |
114 | } |
114 | } |
115 | }; |
115 | }; |
116 | |
116 | |
117 | /* how many times we are allowed to give the wrong password before being kicked. */ |
117 | /* how many times we are allowed to give the wrong password before being kicked. */ |
118 | #define MAX_PASSWORD_FAILURES 5 |
118 | #define MAX_PASSWORD_FAILURES 5 |
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120 | ACC_CLASS (client) // should become player when newsocket is a baseclass of player |
120 | ACC_CLASS (client) // should become player when newsocket is a baseclass of player |
121 | struct client : zero_initialised, attachable_base |
121 | struct client : zero_initialised, attachable_base |
122 | { |
122 | { |
123 | enum Sock_Status status; |
123 | enum Sock_Status status; |
124 | int ACC (RW, fd); |
124 | int ACC (RW, fd); |
125 | unsigned int inbuf_len; // number of bytes valid in inbuf |
125 | unsigned int inbuf_len; // number of bytes valid in inbuf |
126 | struct Map lastmap; |
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127 | size_t faces_sent_len; /* This is the number of elements allocated in faces_sent[] */ |
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128 | uint8 *faces_sent; /* This is a bitmap on sent face status */ |
126 | uint8 *faces_sent; // This is a bitmap on sent face status |
129 | uint8 anims_sent[MAXANIMNUM]; |
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130 | struct statsinfo stats; |
127 | struct statsinfo stats; |
131 | |
128 | |
132 | char *ACC (RW, host); /* Which host it is connected from (ip address) */ |
129 | char *ACC (RW, host); /* Which host it is connected from (ip address) */ |
133 | uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ |
130 | uint8 ACC (RW, password_fails); /* how many times the player has failed to give the right password */ |
134 | Buffer outputbuffer; /* For undeliverable data */ |
131 | Buffer outputbuffer; |
135 | |
132 | |
136 | bool ACC (RW, facecache); /* If true, client is caching images */ |
133 | bool ACC (RW, facecache); /* If true, client is caching images */ |
137 | bool ACC (RW, sent_scroll); |
134 | bool ACC (RW, sent_scroll); |
138 | bool ACC (RW, sound); /* does the client want sound */ |
135 | bool ACC (RW, sound); /* does the client want sound */ |
139 | bool ACC (RW, exp64); /* Client wants 64 bit exp data, as well as skill data */ |
136 | bool ACC (RW, exp64); /* Client wants 64 bit exp data, as well as skill data */ |
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164 | |
161 | |
165 | maptile *ACC (RW, current_map); // CF+ last/current player map |
162 | maptile *ACC (RW, current_map); // CF+ last/current player map |
166 | int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position |
163 | int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position |
167 | char ACC (RW, version)[64]; // CF+ client name/version |
164 | char ACC (RW, version)[64]; // CF+ client name/version |
168 | |
165 | |
169 | // if we get an incomplete packet, this is used to hold the data. |
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170 | // we add 2 byte for the header, one for the trailing 0 byte |
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171 | uint8 inbuf[MAXSOCKBUF + 2 + 1]; |
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172 | player *ACC (RO, pl);//TODO should not be here, preferably |
166 | player *ACC (RO, pl);//TODO should not be here, preferably |
173 | |
167 | |
174 | int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ |
168 | int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ |
175 | |
169 | |
176 | client (int fd, const char *from_ip); |
170 | client (int fd, const char *from_ip); |
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180 | iw cmd_ev; void cmd_cb (iw &w); |
174 | iw cmd_ev; void cmd_cb (iw &w); |
181 | iow socket_ev; void socket_cb (iow &w, int got); |
175 | iow socket_ev; void socket_cb (iow &w, int got); |
182 | |
176 | |
183 | std::deque< command, slice_allocator<command> > cmd_queue; |
177 | std::deque< command, slice_allocator<command> > cmd_queue; |
184 | |
178 | |
185 | // those should probably be client methods |
179 | // resets movement state |
186 | bool may_execute (const packet_type *pkt) const; |
180 | bool may_execute (const packet_type *pkt) const; |
187 | void execute (const packet_type *pkt, char *data, int datalen); |
181 | void execute (const packet_type *pkt, char *data, int datalen); |
188 | |
182 | |
189 | void queue_command (packet_type *handler, char *data, int datalen); |
183 | void queue_command (packet_type *handler, char *data, int datalen); |
190 | bool handle_command (); |
184 | bool handle_command (); |
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185 | void reset_state (); |
191 | |
186 | |
192 | bool handle_packet (); |
187 | bool handle_packet (); |
193 | int next_packet (); // returns length of packet or 0 |
188 | int next_packet (); // returns length of packet or 0 |
194 | void skip_packet (int len); // we have processed the packet, skip it |
189 | void skip_packet (int len); // we have processed the packet, skip it |
195 | |
190 | |
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199 | |
194 | |
200 | void send_packet (const char *buf); |
195 | void send_packet (const char *buf); |
201 | void send_packet (const char *buf, int len); |
196 | void send_packet (const char *buf, int len); |
202 | void send_packet_printf (const char *format, ...); |
197 | void send_packet_printf (const char *format, ...); |
203 | void send_packet (packet &sl); |
198 | void send_packet (packet &sl); |
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199 | |
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200 | // large structures at the end please |
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201 | struct Map lastmap; |
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202 | std::bitset<MAXANIMNUM> anims_sent; |
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203 | // if we get an incomplete packet, this is used to hold the data. |
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204 | // we add 2 byte for the header, one for the trailing 0 byte |
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205 | uint8 inbuf[MAXSOCKBUF + 2 + 1]; |
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206 | |
204 | }; |
207 | }; |
205 | |
208 | |
206 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
209 | #define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ |
207 | ( ((__type)>0) &&\ |
210 | ( ((__type)>0) &&\ |
208 | ((__sockPtr)->has_readable_type) && \ |
211 | ((__sockPtr)->has_readable_type) && \ |