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Comparing deliantra/server/include/client.h (file contents):
Revision 1.32 by root, Sun Mar 11 02:12:44 2007 UTC vs.
Revision 1.49 by root, Wed Apr 25 18:47:50 2007 UTC

32// (possibly) max. number of objects "per page" in the ground container 32// (possibly) max. number of objects "per page" in the ground container
33#define FLOORBOX_PAGESIZE 50 33#define FLOORBOX_PAGESIZE 50
34 34
35struct MapCell 35struct MapCell
36{ 36{
37 UUID player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient 37 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 */ 38 int count; /* This is really darkness in the map1 command */
39 faceidx faces[MAP_LAYERS]; 39 faceidx faces[MAP_LAYERS];
40 uint16 smooth[MAP_LAYERS];
41 unsigned char stat_hp; // health of something in this space, or 0 40 unsigned char stat_hp; // health of something in this space, or 0
42 unsigned char flags; 41 unsigned char flags;
42 uint8_t smooth[MAP_LAYERS];
43}; 43};
44 44
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) 45#define MAX_CLIENT_X MAP_CLIENT_X
53#define MAX_CLIENT_Y (MAP_CLIENT_Y + MAX_HEAD_OFFSET) 46#define MAX_CLIENT_Y MAP_CLIENT_Y
54 47
55struct Map 48struct Map
56{ 49{
57 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y]; 50 struct MapCell cells[MAX_CLIENT_X][MAX_CLIENT_Y];
58}; 51};
59 52
60/* True max is 16383 given current map compaction method */ 53/* True max is 16383 given current map compaction method */
61# define MAXANIMNUM 2000 54#define MAXANIMNUM 10000
62 55
63struct statsinfo 56struct statsinfo
64{ 57{
65 char *range, *title; 58 char *range, *title;
66}; 59};
73 66
74/* Only one map mode can actually be used, so lets make it a switch 67/* 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 68 * instead of having a bunch of different fields that needed to
76 * get toggled. 69 * get toggled.
77 */ 70 */
78enum MapMode { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 }; 71enum { 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 72
90// states the socket can be in 73// states the socket can be in
91enum { 74enum {
92 ST_DEAD, // socket is dead 75 ST_DEAD, // socket is dead
93 ST_SETUP, // initial handshake / setup / login 76 ST_SETUP, // initial handshake / setup / login
94 ST_PLAYING, // logged in an playing 77 ST_PLAYING, // logged in an playing
95 ST_CUSTOM, // waiting for custom reply 78 ST_CUSTOM, // waiting for custom reply
96 79
97 ST_CHANGE_CLASS,
98 ST_GET_PARTY_PASSWORD, 80 ST_GET_PARTY_PASSWORD,
99}; 81};
100 82
101// a handler for a specific type of packet 83// a handler for a specific type of packet
102enum { 84enum {
172 int ACC (RW, fd); 154 int ACC (RW, fd);
173 unsigned int inbuf_len; // number of bytes valid in inbuf 155 unsigned int inbuf_len; // number of bytes valid in inbuf
174 statsinfo stats; 156 statsinfo stats;
175 int ACC (RO, active); 157 int ACC (RO, active);
176 158
177 Buffer outputbuffer; 159 /* The following is the setup for a ring buffer for storing output
160 * data that the OS can't handle right away.
161 */
162 struct
163 {
164 char data[SOCKETBUFSIZE];
165 int start;
166 int len;
167 } outputbuffer;
178 168
179 char *ACC (RW, host); /* Which host it is connected from (ip address) */ 169 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 */ 170 uint8 ACC (RW, state); /* Input state of the player (name, password, etc */
181 171
182 sint8 ACC (RW, last_level); /* Last level we sent to client */ 172 sint8 ACC (RW, last_level); /* Last level we sent to client */
190 living ACC (RO, last_stats); /* Last stats as sent to client */ 180 living ACC (RO, last_stats); /* Last stats as sent to client */
191 float ACC (RW, last_speed); /* Last speed as sent to client */ 181 float ACC (RW, last_speed); /* Last speed as sent to client */
192 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */ 182 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */
193 sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */ 183 sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */
194 184
185 bool ACC (RW, force_face0); // client workaround for buggy checksum calculation in gcfclient
186 bool ACC (RW, force_bad_checksum); // client workaround for buggy checksum calculation in gcfclient
187 bool ACC (RW, force_image_newmap); // client workaround for client not redrawing map on image upload
188 bool ACC (RW, enable_bg_scrub); // client workaround, gcfclient becomes unusable if you send it images
189
195 bool ACC (RW, afk); /* player is afk */ 190 bool ACC (RW, afk); /* player is afk */
196 bool ACC (RW, facecache); /* If true, client is caching images */ 191 bool ACC (RW, facecache); /* If true, client is caching images */
197 bool ACC (RW, sent_scroll); 192 bool ACC (RW, sent_scroll);
198 bool ACC (RW, sound); /* does the client want sound */ 193 bool ACC (RW, sound); /* does the client want sound */
199 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ 194 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */
200 bool ACC (RW, plugincmd); /* CF+ extend the protocol through a plug-in */ 195 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
201 bool ACC (RW, mapinfocmd); /* CF+ return map info and send map change info */ 196 bool ACC (RW, mapinfocmd); // return map info and send map change info
202 bool ACC (RW, extcmd); /* CF+ call into extensions/plugins */ 197 bool ACC (RW, extcmd); // call into extensions/plugins
203 bool ACC (RW, extmap); /* CF+ extend map comamnd with extra data */ 198 bool ACC (RW, extmap); // extend map comamnd with extra data
204 bool ACC (RW, buggy_mapscroll); /* CF+ client crashes on large mapscrolls */ 199 bool ACC (RW, buggy_mapscroll); // client crashes on large mapscrolls
205 bool ACC (RW, darkness); /* True if client wants darkness information */ 200 bool ACC (RW, darkness); /* True if client wants darkness information */
206 bool ACC (RW, image2); /* Client wants image2/face2 commands */ 201 bool ACC (RW, image2); /* Client wants image2/face2 commands */
202 bool ACC (RW, fxix); // client implements fx and ix (face|image extended) commands
207 bool ACC (RW, update_look); /* If true, we need to send the look window */ 203 bool ACC (RW, update_look); /* If true, we need to send the look window */
208 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 204 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
209 /* used to arrange text in books, scrolls, or scripted dialogs */ 205 /* used to arrange text in books, scrolls, or scripted dialogs */
210 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ 206 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */
211 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */ 207 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */
212 /* Below are flags for extedend infos to pass to client 208 /* Below are flags for extedend infos to pass to client
213 * with S->C mapextended command */ 209 * with S->C mapextended command */
214 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */ 210 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
211 bool ACC (RW, smoothing); // trt-style smoothing
212 bool ACC (RW, can_msg); // trt-style text messages
215 213
214 bool ACC (RW, force_newmap); // force a newmap before next map update
216 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */ 215 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */
217 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */ 216 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */
218 enum MapMode mapmode; /* Type of map commands the client wants. */
219 uint16 ACC (RW, look_position); /* start of drawing of look window */ 217 uint16 ACC (RW, look_position); /* start of drawing of look window */
218 uint16 ACC (RW, mss); // likely tcp maximum segment size
219 uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */
220 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ 220 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */
221 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ 221 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
222 222
223 maptile *ACC (RW, current_map); // CF+ last/current player map 223 maptile *ACC (RW, current_map); // CF+ last/current player map
224 region *ACC (RW, current_region); // CF+ last/current player region 224 region *ACC (RW, current_region); // CF+ last/current player region
225 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 225 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
226 char ACC (RW, version)[64]; // CF+ client name/version 226 shstr ACC (RW, version); // CF+ client name/version
227 uint8 ACC (RW, faceset); // CF+ selected faceset 227 uint8 ACC (RW, faceset); // CF+ selected faceset
228 228
229 player_ptr ACC (RO, pl); 229 player_ptr ACC (RO, pl);
230 230
231 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 231 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */
232
233 int ACC (RW, rate_avail); // current rate balance
234 int ACC (RW, max_rate); // max. # of bytes to send per tick
235 faceidx ACC (RW, scrub_idx); // which face to send next
236 int ACC (RW, bg_scrub); // how many ticks till the next background face send
237
238 faceidx partial_face;
239 uint32 partial_face_ofs; // if != 0, need to send remaining bytes of partial_face
240 std::vector<faceidx, slice_allocator<faceidx> > askface; // which faces have been requested by the client
241
242 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
243 MTH void flush_fx (); // send fx if required
232 244
233 void do_destroy (); 245 void do_destroy ();
234 void gather_callbacks (AV *&callbacks, event_type event) const; 246 void gather_callbacks (AV *&callbacks, event_type event) const;
235 247
236 iow socket_ev; void socket_cb (iow &w, int got); 248 iow socket_ev; void socket_cb (iow &w, int got);
240 std::deque< command, slice_allocator<command> > cmd_queue; 252 std::deque< command, slice_allocator<command> > cmd_queue;
241 253
242 // large structures at the end please 254 // large structures at the end please
243 struct Map lastmap; 255 struct Map lastmap;
244 std::bitset<MAXANIMNUM> anims_sent; 256 std::bitset<MAXANIMNUM> anims_sent;
245 uint8 ACC (RW, faces_sent[MAX_FACES]); // This is a bitmap on sent face status 257 std::bitset<MAX_FACES> faces_sent;
258
246 // if we get an incomplete packet, this is used to hold the data. 259 // if we get an incomplete packet, this is used to hold the data.
247 // we add 2 byte for the header, one for the trailing 0 byte 260 // we add 2 byte for the header, one for the trailing 0 byte
248 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 261 uint8 inbuf[MAXSOCKBUF + 2 + 1];
262
263 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 };
264 struct msg_buf
265 {
266 tick_t expire;
267 int len;
268 int count;
269 char msg[MSG_BUF_SIZE];
270 } msgbuf[MSG_BUF_COUNT];
271
272 MTH bool msg_suppressed (const char *msg);
249 273
250 bool may_execute (const packet_type *pkt) const; 274 bool may_execute (const packet_type *pkt) const;
251 void execute (const packet_type *pkt, char *data, int datalen); 275 void execute (const packet_type *pkt, char *data, int datalen);
252 276
253 void queue_command (packet_type *handler, char *data, int datalen); 277 void queue_command (packet_type *handler, char *data, int datalen);
261 int next_packet (); // returns length of packet or 0 285 int next_packet (); // returns length of packet or 0
262 void skip_packet (int len); // we have processed the packet, skip it 286 void skip_packet (int len); // we have processed the packet, skip it
263 287
264 MTH void flush (); 288 MTH void flush ();
265 MTH void write_outputbuffer (); 289 MTH void write_outputbuffer ();
290 MTH int outputbuffer_len () const { return outputbuffer.len; }
266 void send (void *buf_, int len); 291 void send (void *buf_, int len);
267 292
268 void send_packet (const char *buf); 293 void send_packet (const char *buf);
269 void send_packet (const char *buf, int len); 294 void send_packet (const char *buf, int len);
270 void send_packet_printf (const char *format, ...); 295 void send_packet_printf (const char *format, ...);
271 void send_packet (packet &sl); 296 void send_packet (packet &sl);
272 297
298 void send_drawinfo (const char *msg, int flags = NDI_BLACK);
299 MTH void send_face (faceidx facenum);
300 MTH void send_image (faceidx facenum);
301 MTH void send_faces (object *ob);
302 MTH void send_animation (short anim_num);
303 MTH void send_msg (int color, const char *type, const char *msg);
304
273 // called when something under the player changes 305 // called when something under the player changes
274 MTH void floorbox_update () { update_look = 1; } 306 MTH void floorbox_update () { update_look = 1; }
275 // called when the player has been moved 307 // called when the player has been moved
276 MTH void floorbox_reset () { look_position = 0; floorbox_update (); } 308 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
277 309
310 MTH void tick (); // called every server tick to do housekeeping etc.
311
278 MTH static client *create (int fd, const char *peername); 312 MTH static client *create (int fd, const char *peername);
279 313
280protected: 314protected:
281 client (int fd, const char *from_ip); 315 client (int fd, const char *from_ip);
282 ~client (); 316 ~client ();
284 318
285#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 319#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\
286 ( ((__type)>0) &&\ 320 ( ((__type)>0) &&\
287 ((__sockPtr)->has_readable_type) && \ 321 ((__sockPtr)->has_readable_type) && \
288 ((__sockPtr)->supported_readables & (1<<(__type))) ) 322 ((__sockPtr)->supported_readables & (1<<(__type))) )
289
290/* Bitmask for the faces_sent[] array - what
291 * portion of the face have we sent?
292 */
293#define NS_FACESENT_FACE 0x1
294#define NS_FACESENT_SMOOTH 0x2
295 323
296/* Constants in the form EMI_ is for extended map infos. 324/* Constants in the form EMI_ is for extended map infos.
297 * Even if the client select the additionnal infos it wants 325 * Even if the client select the additionnal infos it wants
298 * on the map, there may exist cases where this whole info 326 * on the map, there may exist cases where this whole info
299 * is not given in one buch but in separate bunches. This 327 * is not given in one buch but in separate bunches. This

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