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Comparing deliantra/server/include/client.h (file contents):
Revision 1.105 by root, Tue Jan 3 13:44:11 2012 UTC vs.
Revision 1.115 by root, Wed Nov 21 13:22:34 2012 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * 5 *
6 * Deliantra is free software: you can redistribute it and/or modify it under 6 * Deliantra is free software: you can redistribute it and/or modify it under
7 * the terms of the Affero GNU General Public License as published by the 7 * the terms of the Affero GNU General Public License as published by the
8 * Free Software Foundation, either version 3 of the License, or (at your 8 * Free Software Foundation, either version 3 of the License, or (at your
9 * option) any later version. 9 * option) any later version.
10 * 10 *
11 * 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,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details. 14 * GNU General Public License for more details.
15 * 15 *
16 * You should have received a copy of the Affero GNU General Public License 16 * You should have received a copy of the Affero GNU General Public License
17 * and the GNU General Public License along with this program. If not, see 17 * and the GNU General Public License along with this program. If not, see
18 * <http://www.gnu.org/licenses/>. 18 * <http://www.gnu.org/licenses/>.
19 * 19 *
20 * The authors can be reached via e-mail to <support@deliantra.net> 20 * The authors can be reached via e-mail to <support@deliantra.net>
21 */ 21 */
22 22
23#ifndef CLIENT_H 23#ifndef CLIENT_H
24#define CLIENT_H 24#define CLIENT_H
89struct statsinfo 89struct statsinfo
90{ 90{
91 char *range, *title; 91 char *range, *title;
92}; 92};
93 93
94/* This contains basic information on the socket structure. status is its
95 * current state. we set up our on buffers for sending/receiving, so we can
96 * handle some higher level functions. fd is the actual file descriptor we
97 * are using.
98 */
99
100// states the socket can be in 94// states the socket can be in
101enum { 95enum {
102 ST_DEAD, // socket is dead 96 ST_DEAD, // socket is dead
103 ST_SETUP, // initial handshake / setup / login 97 ST_SETUP, // initial handshake / setup / login
104 ST_PLAYING, // logged in an playing 98 ST_PLAYING, // logged in an playing
107 ST_GET_PARTY_PASSWORD, 101 ST_GET_PARTY_PASSWORD,
108}; 102};
109 103
110// a handler for a specific type of packet 104// a handler for a specific type of packet
111enum { 105enum {
112 PF_PLAYER = 0x01, // must have valid player / will by synchronised 106 PF_PLAYER = 0x01, // must have valid player / will by synchronised
113 PF_PLAYING = 0x02, // must be in playing state 107 PF_PLAYING = 0x02, // must be in playing state
114 PF_COMMAND0 = 0x04, // command starts at offset 0 108 PF_COMMAND = 0x04, // is a suer command
115 PF_COMMAND6 = 0x08, // command starts at offset 6
116}; 109};
117 110
118// face type.s bit 0 means "has meta info prepended" 111// face types. bit 0 means "has meta info prepended"
119enum { 112enum {
120 FT_FACE = 0 * 2 + 0, // faces (images) 113 FT_IMAGE = 0 * 2 + 0, // images
121 FT_MUSIC = 1 * 2 + 1, // background music 114 FT_MUSIC = 1 * 2 + 1, // background music
122 FT_SOUND = 2 * 2 + 1, // effects 115 FT_SOUND = 2 * 2 + 1, // effects
123 FT_RSRC = 3 * 2 + 0, // generic data files 116 FT_RSRC = 3 * 2 + 0, // generic data files
124 FT_NUM, 117 FT_NUM,
125}; 118};
142//-GPL 135//-GPL
143 136
144/* how many times we are allowed to give the wrong password before being kicked. */ 137/* how many times we are allowed to give the wrong password before being kicked. */
145#define MAX_PASSWORD_FAILURES 5 138#define MAX_PASSWORD_FAILURES 5
146 139
140/* This contains basic information on the socket connection. status is its
141 * current state. we set up our on buffers for sending/receiving, so we can
142 * handle some higher level functions. fd is the actual file descriptor we
143 * are using.
144 */
147INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player 145INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player
148struct client : zero_initialised, attachable 146struct client : zero_initialised, attachable
149{ 147{
150 int ACC (RW, fd); 148 int ACC (RW, fd);
151 unsigned int inbuf_len; // number of bytes valid in inbuf 149 unsigned int inbuf_len; // number of bytes valid in inbuf
168 float ACC (RW, last_speed); /* Last speed as sent to client */ 166 float ACC (RW, last_speed); /* Last speed as sent to client */
169 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */ 167 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 */ 168 sint64 ACC (RW, last_skill_exp[CS_NUM_SKILLS]);/* shadow register. if != exp. obj update client */
171 169
172 bool ACC (RW, afk); /* player is afk */ 170 bool ACC (RW, afk); /* player is afk */
173 bool ACC (RW, sent_scroll); 171 bool ACC (RW, sent_scroll);
174 bool ACC (RW, sound); /* does the client want sound */ 172 bool ACC (RW, sound); /* does the client want sound */
175 bool ACC (RW, bumpmsg); /* give message when bumping into walls */ 173 bool ACC (RW, bumpmsg); /* give message when bumping into walls */
176 174
177 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */ 175 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
178 bool ACC (RW, mapinfocmd); // return map info and send map change info 176 bool ACC (RW, mapinfocmd); // return map info and send map change info
179 uint8_t ACC (RW, extcmd); // call into extensions/plugins 177 uint8 ACC (RW, extcmd); // call into extensions/plugins
180 bool ACC (RW, need_delinv0); /* If true, we need to delinv 0 before sending new floorbox */ 178 bool ACC (RW, need_delinv0); /* If true, we need to delinv 0 before sending new floorbox */
181 179
182 bool ACC (RW, update_look); /* If true, we need to send the look window */ 180 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 181 bool ACC (RW, update_spells); // If true, we need to esrv_update_spells
184 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 182 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
185 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ 183 uint8 ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */
186 184
187 bool ACC (RW, smoothing); // deliantra-style smoothing 185 bool ACC (RW, smoothing); // deliantra-style smoothing
188 bool ACC (RW, force_newmap); // force a newmap before next map update 186 bool ACC (RW, force_newmap); // force a newmap before next map update
189 uint16 ACC (RW, look_position); /* start of drawing of look window */ 187 uint16 ACC (RW, look_position); /* start of drawing of look window */
190 uint16 ACC (RW, mss); // likely tcp maximum segment size 188 uint16 ACC (RW, mss); // likely tcp maximum segment size
191 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ 189 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */
192 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ 190 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
193 uint8 ACC (RW, faceset); // CF+ selected faceset 191 uint8 ACC (RW, tileset); // selected tileset
192 uint8 ACC (RW, ws_version); // websocket protocol versio for framing
194 193
195 maptile_ptr ACC (RW, current_map); // CF+ last/current player map 194 maptile_ptr ACC (RW, current_map); // last/current player map
196 region_ptr ACC (RW, current_region); // CF+ last/current player region 195 region_ptr ACC (RW, current_region); // last/current player region
197 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 196 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
198 197
199 tstamp ACC (RW, last_send); // last data send on socket. 198 tstamp ACC (RW, last_send); // last data send on socket.
200 199
201 float ACC (RW, socket_timeout); /* after how many seconds of no ack do we declare dead */ 200 float ACC (RW, socket_timeout); /* after how many seconds of no ack do we declare dead */
205 int ACC (RW, bg_scrub); // how many ticks till the next background face send 204 int ACC (RW, bg_scrub); // how many ticks till the next background face send
206 205
207 struct tcp_info tcpi; 206 struct tcp_info tcpi;
208 tstamp next_rate_adjust; 207 tstamp next_rate_adjust;
209 208
209 // websocket frame buffer
210 uint8 ws_inbuf_type; // current frame type
211 uint8 *ws_inbuf;
212 uint32 ws_inbuf_len;
213 uint32 ws_inbuf_alloc;
214
210 unordered_vector<char *> mapinfo_queue; 215 unordered_vector<char *> mapinfo_queue;
211 void mapinfo_queue_clear (); 216 void mapinfo_queue_clear ();
212 void mapinfo_queue_run (); 217 void mapinfo_queue_run ();
213 bool mapinfo_try (char *buf); 218 bool mapinfo_try (char *buf);
214 219
215 struct ixsend { 220 struct ixsend {
216 int16_t pri; // unused 221 sint16 pri; // higher means faces are sent earlier, default 0
217 faceidx idx; 222 faceidx idx;
218 uint32_t ofs; // if != 0, need to send remaining bytes of partial_face 223 uint32 ofs; // if != 0, need to send remaining bytes of partial_face
224 uint8 *data;
225 SV *data_sv;
219 }; 226 };
220 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix 227 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix
228 MTH void ix_send (faceidx idx, sint16 pri, SV *data_sv); // keeps a copy of data_sv
229 void ix_pop (); // pops topmost ixsend
221 230
222 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx 231 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
223 MTH void flush_fx (); // send fx if required 232 MTH void flush_fx (); // send fx if required
224 233
225 MTH void invalidate_face (faceidx idx); 234 MTH void invalidate_face (faceidx idx);
239 std::bitset<FT_NUM> fx_want; 248 std::bitset<FT_NUM> fx_want;
240 249
241 // if we get an incomplete packet, this is used to hold the data. 250 // if we get an incomplete packet, this is used to hold the data.
242 // we add 2 byte for the header, one for the trailing 0 byte 251 // we add 2 byte for the header, one for the trailing 0 byte
243 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 252 uint8 inbuf[MAXSOCKBUF + 2 + 1];
253 void inbuf_handle ();
244 254
245 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 }; 255 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 };
246 struct msg_buf 256 struct msg_buf
247 { 257 {
248 tick_t expire; 258 tick_t expire;
279 void skip_packet (int len); // we have processed the packet, skip it 289 void skip_packet (int len); // we have processed the packet, skip it
280 290
281 MTH void flush (); 291 MTH void flush ();
282 MTH void write_outputbuffer (); 292 MTH void write_outputbuffer ();
283 MTH int outputbuffer_len () const { return outputbuffer.len; } 293 MTH int outputbuffer_len () const { return outputbuffer.len; }
294 void send_raw (void *buf_, int len);
295
284 void send (void *buf_, int len); 296 void send (void *buf_, int len);
285
286 void send_packet (const_octet_string buf); 297 void send_packet (const_octet_string buf);
287 void send_packet (const_octet_string buf, int len); 298 void send_packet (const_octet_string buf, int len);
288 void send_packet_printf (const_utf8_string format, ...) attribute ((format (printf, 2, 3))); 299 void send_packet_printf (const_utf8_string format, ...) attribute ((format (printf, 2, 3)));
289 void send_packet (packet &sl); 300 void send_packet (packet &sl);
290
291 void send_drawinfo (const_utf8_string msg, int flags = NDI_BLACK);
292 301
293 MTH void send_face (faceidx facenum, int pri = 0); 302 MTH void send_face (faceidx facenum, int pri = 0);
294 MTH void send_faces (object *ob); 303 MTH void send_faces (object *ob);
295 MTH void send_animation (short anim_num); 304 MTH void send_animation (short anim_num);
296 void send_msg (int color, const_utf8_string type, const_utf8_string msg); 305 void send_msg (int color, const_utf8_string type, const_utf8_string msg);
304 MTH void tick (); // called every server tick to do housekeeping etc. 313 MTH void tick (); // called every server tick to do housekeeping etc.
305 314
306 MTH static client *create (int fd, const char *peername); 315 MTH static client *create (int fd, const char *peername);
307 MTH static void clock (); 316 MTH static void clock ();
308 MTH static void flush_sockets (); 317 MTH static void flush_sockets ();
318
319 MTH void run (); // start handshake after init
309 320
310protected: 321protected:
311 client (int fd, const char *from_ip); 322 client (int fd, const char *from_ip);
312 ~client (); 323 ~client ();
313}; 324};

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