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Comparing deliantra/server/socket/request.C (file contents):
Revision 1.42 by root, Sat Dec 16 03:08:26 2006 UTC vs.
Revision 1.129 by root, Tue May 6 19:37:01 2008 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4 Copyright (C) 2001 Mark Wedel 5 * Copyright (©) 2001,2007 Mark Wedel
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * Deliantra 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 3 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, see <http://www.gnu.org/licenses/>.
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 *
20 21 * The authors can be reached via e-mail to <support@deliantra.net>
21 The author can be reached via e-mail to <crossfire@schmorp.de>
22*/ 22 */
23 23
24/** 24/**
25 * \file 25 * \file
26 * Client handling. 26 * Client handling.
27 * 27 *
… …
35 * have the prototype of (char *data, int datalen, int client_num). This 35 * have the prototype of (char *data, int datalen, int client_num). This
36 * way, we can use one dispatch table. 36 * way, we can use one dispatch table.
37 * 37 *
38 * esrv_map_new starts updating the map 38 * esrv_map_new starts updating the map
39 * 39 *
40 * esrv_map_setbelow allows filling in all of the faces for the map.
41 * if a face has not already been sent to the client, it is sent now.
42 *
43 * mapcellchanged, compactlayer, compactstack, perform the map compressing
44 * operations
45 *
46 */ 40 */
47 41
48#include <global.h> 42#include <global.h>
49#include <sproto.h> 43#include <sproto.h>
50 44
… …
86 -1, /* life stealing */ 80 -1, /* life stealing */
87 -1 /* Disease - not fully done yet */ 81 -1 /* Disease - not fully done yet */
88}; 82};
89 83
90static void 84static void
91socket_map_scroll (client * ns, int dx, int dy) 85socket_map_scroll (client *ns, int dx, int dy)
92{ 86{
93 struct Map newmap; 87 struct Map newmap;
94 int x, y, mx, my; 88 int x, y, mx, my;
95 89
96 ns->send_packet_printf ("map_scroll %d %d", dx, dy); 90 ns->send_packet_printf ("map_scroll %d %d", dx, dy);
… …
102 * complexities for the client, and probably doesn't make 96 * complexities for the client, and probably doesn't make
103 * that much difference in bandwidth. 97 * that much difference in bandwidth.
104 */ 98 */
105 mx = ns->mapx; 99 mx = ns->mapx;
106 my = ns->mapy; 100 my = ns->mapy;
107
108 if (ns->mapmode == Map1aCmd)
109 {
110 mx += MAX_HEAD_OFFSET;
111 my += MAX_HEAD_OFFSET;
112 }
113 101
114 /* the x and y here are coordinates for the new map, i.e. if we moved 102 /* the x and y here are coordinates for the new map, i.e. if we moved
115 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason, 103 * (dx,dy), newmap[x][y] = oldmap[x-dx][y-dy]. For this reason,
116 * if the destination x or y coordinate is outside the viewable 104 * if the destination x or y coordinate is outside the viewable
117 * area, we clear the values - otherwise, the old values 105 * area, we clear the values - otherwise, the old values
… …
141} 129}
142 130
143static void 131static void
144clear_map (player *pl) 132clear_map (player *pl)
145{ 133{
146 client &socket = *pl->socket; 134 pl->ns->mapinfo_queue_clear ();
147 135
148 memset (&socket.lastmap, 0, sizeof (socket.lastmap)); 136 memset (&pl->ns->lastmap, 0, sizeof (pl->ns->lastmap));
149 137
138 pl->ns->force_newmap = false;
139
150 if (socket.newmapcmd == 1) 140 if (pl->ns->newmapcmd == 1)
151 socket.send_packet ("newmap"); 141 pl->ns->send_packet ("newmap");
152 142
153 socket.update_look = 1; 143 pl->ns->floorbox_reset ();
154 socket.look_position = 0;
155} 144}
156 145
157/** check for map change and send new map data */ 146/** check for map/region change and send new map data */
158static void 147static void
159check_map_change (player *pl) 148check_map_change (player *pl)
160{ 149{
161 client &socket = *pl->socket; 150 client &socket = *pl->ns;
162 object *ob = pl->ob; 151 object *ob = pl->observe;
163 char buf[MAX_BUF]; /* eauugggh */
164 152
165 if (socket.current_map != ob->map) 153 if (socket.current_map != ob->map || socket.force_newmap)
166 { 154 {
155 clear_map (pl);
167 socket.current_map = ob->map; 156 socket.current_map = ob->map;
168
169 clear_map (pl);
170 157
171 if (socket.mapinfocmd) 158 if (socket.mapinfocmd)
172 { 159 {
173 if (ob->map && ob->map->path[0]) 160 if (ob->map && ob->map->path[0])
174 { 161 {
175 int flags = 0; 162 int flags = 0;
176 163
177 if (ob->map->tile_path[0]) 164 if (ob->map->tile_path[0]) flags |= 1;
178 flags |= 1;
179 if (ob->map->tile_path[1]) 165 if (ob->map->tile_path[1]) flags |= 2;
180 flags |= 2;
181 if (ob->map->tile_path[2]) 166 if (ob->map->tile_path[2]) flags |= 4;
182 flags |= 4;
183 if (ob->map->tile_path[3]) 167 if (ob->map->tile_path[3]) flags |= 8;
184 flags |= 8;
185 168
186 snprintf (buf, MAX_BUF, "mapinfo - spatial %d %d %d %d %d %s", 169 socket.send_packet_printf ("mapinfo - spatial %d %d %d %d %d %s",
187 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y, ob->map->width, ob->map->height, ob->map->path); 170 flags, socket.mapx / 2 - ob->x, socket.mapy / 2 - ob->y,
171 ob->map->width, ob->map->height, &ob->map->path);
188 } 172 }
189 else 173 else
190 snprintf (buf, MAX_BUF, "mapinfo current");
191
192 socket.send_packet (buf); 174 socket.send_packet ("mapinfo current");
193 } 175 }
194 } 176 }
195 else if (socket.current_x != ob->x || socket.current_y != ob->y) 177 else if (socket.current_x != ob->x || socket.current_y != ob->y)
196 { 178 {
197 int dx = ob->x - socket.current_x; 179 int dx = ob->x - socket.current_x;
… …
200 if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8)) 182 if (socket.buggy_mapscroll && (abs (dx) > 8 || abs (dy) > 8))
201 clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows 183 clear_map (pl); // current (<= 1.9.1) clients have unchecked buffer overflows
202 else 184 else
203 { 185 {
204 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y); 186 socket_map_scroll (&socket, ob->x - socket.current_x, ob->y - socket.current_y);
205 socket.update_look = 1; 187 socket.floorbox_reset ();
206 socket.look_position = 0;
207 } 188 }
208 } 189 }
209 190
210 socket.current_x = ob->x; 191 socket.current_x = ob->x;
211 socket.current_y = ob->y; 192 socket.current_y = ob->y;
193
194 region *reg = ob->region ();
195 if (socket.current_region != reg)
196 {
197 INVOKE_PLAYER (REGION_CHANGE, pl, ARG_REGION (reg), ARG_REGION (socket.current_region));
198 socket.current_region = reg;
199 }
212} 200}
213 201
214/** 202/**
215 * RequestInfo is sort of a meta command. There is some specific 203 * RequestInfo is sort of a meta command. There is some specific
216 * request of information, but we call other functions to provide 204 * request of information, but we call other functions to provide
217 * that information. 205 * that information.
218 */ 206 */
219void 207void
220RequestInfo (char *buf, int len, client * ns) 208RequestInfo (char *buf, int len, client *ns)
221{ 209{
222 char *params = NULL, *cp; 210 char *params;
223
224 /* No match */
225 char bigbuf[MAX_BUF];
226 int slen;
227
228 /* Set up replyinfo before we modify any of the buffers - this is used
229 * if we don't find a match.
230 */
231 strcpy (bigbuf, "replyinfo ");
232 slen = strlen (bigbuf);
233 safe_strcat (bigbuf, buf, &slen, MAX_BUF);
234 211
235 /* find the first space, make it null, and update the 212 /* find the first space, make it null, and update the
236 * params pointer. 213 * params pointer.
237 */ 214 */
238 for (cp = buf; *cp != '\0'; cp++) 215 for (params = buf; *params; params++)
239 if (*cp == ' ') 216 if (*params == ' ')
240 { 217 {
241 *cp = '\0';
242 params = cp + 1; 218 *params++ = 0;
243 break; 219 break;
244 } 220 }
245 221
246 if (!strcmp (buf, "image_info")) 222 if (!strcmp (buf, "image_info"))
247 send_image_info (ns, params); 223 send_image_info (ns, params);
… …
250 else if (!strcmp (buf, "skill_info")) 226 else if (!strcmp (buf, "skill_info"))
251 send_skill_info (ns, params); 227 send_skill_info (ns, params);
252 else if (!strcmp (buf, "spell_paths")) 228 else if (!strcmp (buf, "spell_paths"))
253 send_spell_paths (ns, params); 229 send_spell_paths (ns, params);
254 else 230 else
255 ns->send_packet (bigbuf, len); 231 {
232 // undo tokenisation above and send replyinfo with the request unchanged
233 if (*params)
234 *--params = ' ';
235
236 ns->send_packet_printf ("replyinfo %s", buf);
237 }
256} 238}
257 239
258void 240void
259ExtCmd (char *buf, int len, player *pl) 241ExtCmd (char *buf, int len, player *pl)
260{ 242{
261 INVOKE_PLAYER (EXTCMD, pl, ARG_DATA (buf, len)); 243 INVOKE_PLAYER (EXTCMD, pl, ARG_DATA (buf, len));
244}
245
246void
247ExtiCmd (char *buf, int len, client *ns)
248{
249 INVOKE_CLIENT (EXTICMD, ns, ARG_DATA (buf, len));
250}
251
252void
253client::mapinfo_queue_clear ()
254{
255 for (auto (i, mapinfo_queue.begin ()); i != mapinfo_queue.end (); ++i)
256 free (*i);
257
258 mapinfo_queue.clear ();
259}
260
261bool
262client::mapinfo_try (char *buf)
263{
264 char *token = buf;
265 buf += strlen (buf) + 9;
266
267 // initial map and its origin
268 maptile *map = pl->observe->map;
269 int mapx = pl->ns->mapx / 2 - pl->observe->x;
270 int mapy = pl->ns->mapy / 2 - pl->observe->y;
271 int max_distance = 8; // limit maximum path length to something generous
272
273 while (*buf && map && max_distance)
274 {
275 int dir = *buf++ - '1';
276
277 if (dir >= 0 && dir <= 3)
278 {
279 if (!map->tile_path [dir])
280 map = 0;
281 else if (map->tile_available (dir, false))
282 {
283 maptile *neigh = map->tile_map [dir];
284
285 switch (dir)
286 {
287 case 0: mapy -= neigh->height; break;
288 case 2: mapy += map ->height; break;
289 case 3: mapx -= neigh->width ; break;
290 case 1: mapx += map ->width ; break;
291 }
292
293 map = neigh;
294 --max_distance;
295 }
296 else
297 return 0;
298 }
299 else
300 max_distance = 0;
301 }
302
303 if (!max_distance)
304 send_packet_printf ("mapinfo %s error", token);
305 else if (!map || !map->path)
306 send_packet_printf ("mapinfo %s nomap", token);
307 else
308 {
309 int flags = 0;
310
311 if (map->tile_path[0]) flags |= 1;
312 if (map->tile_path[1]) flags |= 2;
313 if (map->tile_path[2]) flags |= 4;
314 if (map->tile_path[3]) flags |= 8;
315
316 send_packet_printf ("mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, &map->path);
317 }
318
319 return 1;
320}
321
322void
323client::mapinfo_queue_run ()
324{
325 if (mapinfo_queue.empty () || !pl)
326 return;
327
328 for (int i = 0; i < mapinfo_queue.size (); ++i)
329 if (mapinfo_try (mapinfo_queue [i]))
330 {
331 free (mapinfo_queue [i]);
332 mapinfo_queue.erase (i);
333 }
334 else
335 ++i;
262} 336}
263 337
264void 338void
265MapInfoCmd (char *buf, int len, player *pl) 339MapInfoCmd (char *buf, int len, player *pl)
266{ 340{
267 // <mapinfo tag spatial tile-path 341 // <mapinfo tag spatial tile-path
268 // >mapinfo tag spatial flags x y w h hash 342 // >mapinfo tag spatial flags x y w h hash
269 343
270 char bigbuf[MAX_BUF], *token;
271
272 token = buf; 344 char *token = buf;
273 // copy token 345
274 if (!(buf = strchr (buf, ' '))) 346 if (!(buf = strchr (buf, ' ')))
275 return; 347 return;
276 348
277 *buf++ = 0;
278
279 if (!strncmp (buf, "spatial ", 8)) 349 if (!strncmp (buf, " spatial ", 9))
280 { 350 {
281 buf += 8; 351 char *copy = strdup (token);
352 copy [buf - token] = 0;
282 353
283 // initial map and its origin 354#if 0
284 maptile *map = pl->ob->map; 355 // this makes only sense when we flush the buffer immediately
285 sint16 dx, dy; 356 if (pl->ns->mapinfo_try (copy))
286 int mapx = pl->socket->mapx / 2 - pl->ob->x; 357 free (copy);
287 int mapy = pl->socket->mapy / 2 - pl->ob->y;
288 int max_distance = 8; // limit maximum path length to something generous
289
290 while (*buf && map && max_distance)
291 {
292 int dir = *buf++;
293
294 switch (dir)
295 {
296 case '1':
297 dx = 0;
298 dy = -1;
299 map = get_map_from_coord (map, &dx, &dy);
300 map && (mapy -= map->height);
301 break;
302 case '2':
303 mapx += map->width;
304 dx = map->width;
305 dy = 0;
306 map = get_map_from_coord (map, &dx, &dy);
307 break;
308 case '3':
309 mapy += map->height;
310 dx = 0;
311 dy = map->height;
312 map = get_map_from_coord (map, &dx, &dy);
313 break;
314 case '4':
315 dx = -1;
316 dy = 0;
317 map = get_map_from_coord (map, &dx, &dy);
318 map && (mapx -= map->width);
319 break;
320 }
321
322 --max_distance;
323 }
324
325 if (!max_distance)
326 snprintf (bigbuf, MAX_BUF, "mapinfo %s error", token);
327 else if (map && map->path[0])
328 {
329 int flags = 0;
330
331 if (map->tile_path[0])
332 flags |= 1;
333 if (map->tile_path[1])
334 flags |= 2;
335 if (map->tile_path[2])
336 flags |= 4;
337 if (map->tile_path[3])
338 flags |= 8;
339
340 snprintf (bigbuf, MAX_BUF, "mapinfo %s spatial %d %d %d %d %d %s", token, flags, mapx, mapy, map->width, map->height, map->path);
341 }
342 else 358 else
343 snprintf (bigbuf, MAX_BUF, "mapinfo %s nomap", token); 359#endif
360 pl->ns->mapinfo_queue.push_back (copy);
344 } 361 }
345 else 362 else
346 snprintf (bigbuf, MAX_BUF, "mapinfo %s unsupported", token); 363 pl->ns->send_packet_printf ("mapinfo %s unsupported", token);
347
348 pl->socket->send_packet (bigbuf);
349} 364}
350 365
351/** This is the Setup cmd - easy first implementation */ 366/** This is the Setup cmd */
352void 367void
353SetUp (char *buf, int len, client * ns) 368SetUp (char *buf, int len, client * ns)
354{ 369{
355 int s, slen; 370 INVOKE_CLIENT (SETUP, ns, ARG_DATA (buf, len));
356 char *cmd, *param, cmdback[HUGE_BUF];
357
358 /* run through the cmds of setup
359 * syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ...
360 *
361 * we send the status of the cmd back, or a FALSE is the cmd is the server unknown
362 * The client then must sort this out
363 */
364
365 //LOG (llevInfo, "Get SetupCmd:: %s\n", buf);
366
367 strcpy (cmdback, "setup");
368 for (s = 0; s < len; )
369 {
370 cmd = &buf[s];
371
372 /* find the next space, and put a null there */
373 for (; buf[s] && buf[s] != ' '; s++)
374 ;
375
376 buf[s++] = 0;
377
378 while (buf[s] == ' ')
379 s++;
380
381 if (s >= len)
382 break;
383
384 param = &buf[s];
385
386 for (; buf[s] && buf[s] != ' '; s++)
387 ;
388
389 buf[s++] = 0;
390
391 while (buf[s] == ' ')
392 s++;
393
394 slen = strlen (cmdback);
395 safe_strcat (cmdback, " ", &slen, HUGE_BUF);
396 safe_strcat (cmdback, cmd, &slen, HUGE_BUF);
397 safe_strcat (cmdback, " ", &slen, HUGE_BUF);
398
399 if (!strcmp (cmd, "sound"))
400 {
401 ns->sound = atoi (param);
402 safe_strcat (cmdback, param, &slen, HUGE_BUF);
403 }
404 else if (!strcmp (cmd, "exp64"))
405 {
406 ns->exp64 = atoi (param);
407 safe_strcat (cmdback, param, &slen, HUGE_BUF);
408 }
409 else if (!strcmp (cmd, "spellmon"))
410 {
411 ns->monitor_spells = atoi (param);
412 safe_strcat (cmdback, param, &slen, HUGE_BUF);
413 }
414 else if (!strcmp (cmd, "darkness"))
415 {
416 ns->darkness = atoi (param);
417 safe_strcat (cmdback, param, &slen, HUGE_BUF);
418 }
419 else if (!strcmp (cmd, "map1cmd"))
420 {
421 if (atoi (param))
422 ns->mapmode = Map1Cmd;
423 /* if beyond this size, need to use map1cmd no matter what */
424 if (ns->mapx > 11 || ns->mapy > 11)
425 ns->mapmode = Map1Cmd;
426 safe_strcat (cmdback, ns->mapmode == Map1Cmd ? "1" : "0", &slen, HUGE_BUF);
427 }
428 else if (!strcmp (cmd, "map1acmd"))
429 {
430 if (atoi (param))
431 ns->mapmode = Map1aCmd;
432 /* if beyond this size, need to use map1acmd no matter what */
433 if (ns->mapx > 11 || ns->mapy > 11)
434 ns->mapmode = Map1aCmd;
435 safe_strcat (cmdback, ns->mapmode == Map1aCmd ? "1" : "0", &slen, HUGE_BUF);
436 }
437 else if (!strcmp (cmd, "newmapcmd"))
438 {
439 ns->newmapcmd = atoi (param);
440 safe_strcat (cmdback, param, &slen, HUGE_BUF);
441// } else if (!strcmp(cmd,"plugincmd")) {
442// ns->plugincmd = atoi(param);
443// safe_strcat(cmdback, param, &slen, HUGE_BUF);
444 }
445 else if (!strcmp (cmd, "mapinfocmd"))
446 {
447 ns->mapinfocmd = atoi (param);
448 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
449 }
450 else if (!strcmp (cmd, "extcmd"))
451 {
452 ns->extcmd = atoi (param);
453 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
454 }
455 else if (!strcmp (cmd, "extmap"))
456 {
457 ns->extmap = atoi (param);
458 safe_strcat (cmdback, "1", &slen, HUGE_BUF);
459 }
460 else if (!strcmp (cmd, "facecache"))
461 {
462 ns->facecache = atoi (param);
463 safe_strcat (cmdback, param, &slen, HUGE_BUF);
464 }
465 else if (!strcmp (cmd, "faceset"))
466 {
467 char tmpbuf[20];
468 int q = atoi (param);
469
470 if (is_valid_faceset (q))
471 ns->faceset = q;
472 sprintf (tmpbuf, "%d", ns->faceset);
473 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
474 /* if the client is using faceset, it knows about image2 command */
475 ns->image2 = 1;
476 }
477 else if (!strcmp (cmd, "itemcmd"))
478 {
479 /* Version of the item protocol command to use. Currently,
480 * only supported versions are 1 and 2. Using a numeric
481 * value will make it very easy to extend this in the future.
482 */
483 char tmpbuf[20];
484 int q = atoi (param);
485
486 if (q < 1 || q > 2)
487 {
488 strcpy (tmpbuf, "FALSE");
489 }
490 else
491 {
492 ns->itemcmd = q;
493 sprintf (tmpbuf, "%d", ns->itemcmd);
494 }
495 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
496 }
497 else if (!strcmp (cmd, "mapsize"))
498 {
499 int x, y = 0;
500 char tmpbuf[MAX_BUF], *cp;
501
502 x = atoi (param);
503 for (cp = param; *cp != 0; cp++)
504 if (*cp == 'x' || *cp == 'X')
505 {
506 y = atoi (cp + 1);
507 break;
508 }
509 if (x < 9 || y < 9 || x > MAP_CLIENT_X || y > MAP_CLIENT_Y)
510 {
511 sprintf (tmpbuf, " %dx%d", MAP_CLIENT_X, MAP_CLIENT_Y);
512 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
513 }
514 else
515 {
516 ns->mapx = x;
517 ns->mapy = y;
518 /* better to send back what we are really using and not the
519 * param as given to us in case it gets parsed differently.
520 */
521 sprintf (tmpbuf, "%dx%d", x, y);
522 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
523 /* If beyond this size and still using orig map command, need to
524 * go to map1cmd.
525 */
526 if ((x > 11 || y > 11) && ns->mapmode == Map0Cmd)
527 ns->mapmode = Map1Cmd;
528 }
529 }
530 else if (!strcmp (cmd, "extendedMapInfos"))
531 {
532 /* Added by tchize
533 * prepare to use the mapextended command
534 */
535 char tmpbuf[20];
536
537 ns->ext_mapinfos = (atoi (param));
538 sprintf (tmpbuf, "%d", ns->ext_mapinfos);
539 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
540 }
541 else if (!strcmp (cmd, "extendedTextInfos"))
542 {
543 /* Added by tchize
544 * prepare to use the extended text commands
545 * Client toggle this to non zero to get exttext
546 */
547 char tmpbuf[20];
548
549 ns->has_readable_type = (atoi (param));
550 sprintf (tmpbuf, "%d", ns->has_readable_type);
551 safe_strcat (cmdback, tmpbuf, &slen, HUGE_BUF);
552 }
553 else
554 {
555 /* Didn't get a setup command we understood -
556 * report a failure to the client.
557 */
558 safe_strcat (cmdback, "FALSE", &slen, HUGE_BUF);
559 }
560 } /* for processing all the setup commands */
561
562 LOG (llevInfo, "SendBack SetupCmd:: %s\n", cmdback);
563 ns->send_packet (cmdback);
564} 371}
565 372
566/** 373/**
567 * The client has requested to be added to the game. 374 * The client has requested to be added to the game.
568 * This is what takes care of it. We tell the client how things worked out. 375 * This is what takes care of it. We tell the client how things worked out.
569 * I am not sure if this file is the best place for this function. however, 376 * I am not sure if this file is the best place for this function. however,
570 * it either has to be here or init_sockets needs to be exported. 377 * it either has to be here or init_sockets needs to be exported.
571 */ 378 */
572void 379void
573AddMeCmd (char *buf, int len, client * ns) 380AddMeCmd (char *buf, int len, client *ns)
574{ 381{
575 Settings oldsettings; 382 INVOKE_CLIENT (ADDME, ns, ARG_DATA (buf, len));
576
577 oldsettings = settings;
578 if (ns->status != Ns_Add || add_player (ns))
579 ns->send_packet ("addme_failed");
580 else
581 ns->send_packet ("addme_success");
582
583 settings = oldsettings;
584} 383}
585 384
586/** Reply to ExtendedInfos command */ 385/** Reply to ExtendedInfos command */
587void 386void
588ToggleExtendedInfos (char *buf, int len, client * ns) 387ToggleExtendedInfos (char *buf, int len, client * ns)
… …
698 497
699 ns->send_packet (cmdback); 498 ns->send_packet (cmdback);
700} 499}
701 500
702/** 501/**
703 * A lot like the old AskSmooth (in fact, now called by AskSmooth).
704 * Basically, it makes no sense to wait for the client to request a
705 * a piece of data from us that we know the client wants. So
706 * if we know the client wants it, might as well push it to the
707 * client.
708 */
709static void
710SendSmooth (client * ns, uint16 face)
711{
712 uint16 smoothface;
713
714 /* If we can't find a face, return and set it so we won't try to send this
715 * again.
716 */
717 if ((!FindSmooth (face, &smoothface)) && (!FindSmooth (smooth_face->number, &smoothface)))
718 {
719
720 LOG (llevError, "could not findsmooth for %d. Neither default (%s)\n", face, &smooth_face->name);
721 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
722 return;
723 }
724
725 if (!(ns->faces_sent[smoothface] & NS_FACESENT_FACE))
726 esrv_send_face (ns, smoothface, 0);
727
728 ns->faces_sent[face] |= NS_FACESENT_SMOOTH;
729
730 packet sl;
731
732 sl << "smooth "
733 << uint16 (face)
734 << uint16 (smoothface);
735
736 ns->send_packet (sl);
737}
738
739 /**
740 * Tells client the picture it has to use
741 * to smooth a picture number given as argument.
742 */
743void
744AskSmooth (char *buf, int len, client * ns)
745{
746 uint16 facenbr;
747
748 facenbr = atoi (buf);
749 SendSmooth (ns, facenbr);
750}
751
752/**
753 * This handles the general commands from the client (ie, north, fire, cast, 502 * This handles the general commands from the client (ie, north, fire, cast,
754 * etc.) 503 * etc.)
755 */ 504 */
756void 505void
757PlayerCmd (char *buf, int len, player *pl) 506PlayerCmd (char *buf, int len, player *pl)
758{ 507{
759
760 /* The following should never happen with a proper or honest client.
761 * Therefore, the error message doesn't have to be too clear - if
762 * someone is playing with a hacked/non working client, this gives them
763 * an idea of the problem, but they deserve what they get
764 */
765 if (pl->state != ST_PLAYING)
766 {
767 new_draw_info_format (NDI_UNIQUE, 0, pl->ob, "You can not issue commands - state is not ST_PLAYING (%s)", buf);
768 return;
769 }
770 /* Check if there is a count. In theory, a zero count could also be 508 /* Check if there is a count. In theory, a zero count could also be
771 * sent, so check for that also. 509 * sent, so check for that also.
772 */ 510 */
773 if (atoi (buf) || buf[0] == '0') 511 if (atoi (buf) || buf[0] == '0')
774 { 512 {
775 pl->count = atoi ((char *) buf); 513 pl->count = atoi ((char *) buf);
514
776 buf = strchr (buf, ' '); /* advance beyond the numbers */ 515 buf = strchr (buf, ' '); /* advance beyond the numbers */
777 if (!buf) 516 if (!buf)
778 {
779#ifdef ESRV_DEBUG
780 LOG (llevDebug, "PlayerCmd: Got count but no command.\n");
781#endif
782 return; 517 return;
783 } 518
784 buf++; 519 buf++;
785 } 520 }
786 /* This should not happen anymore. */ 521
787 if (pl->ob->speed_left < -1.0)
788 {
789 LOG (llevError, "Player has negative time - shouldn't do command.\n");
790 }
791 /* In c_new.c */
792 execute_newserver_command (pl->ob, (char *) buf); 522 execute_newserver_command (pl->ob, (char *) buf);
793 /* Perhaps something better should be done with a left over count.
794 * Cleaning up the input should probably be done first - all actions
795 * for the command that issued the count should be done before any other
796 * commands.
797 */
798 523
799 pl->count = 0;
800
801}
802
803
804/**
805 * This handles the general commands from the client (ie, north, fire, cast,
806 * etc.). It is a lot like PlayerCmd above, but is called with the
807 * 'ncom' method which gives more information back to the client so it
808 * can throttle.
809 */
810void
811NewPlayerCmd (char *buf, int len, player *pl)
812{
813 int time, repeat;
814 char command[MAX_BUF];
815 int pktlen;
816
817 if (len < 7)
818 {
819 LOG (llevDebug, "Corrupt ncom command <%s> not long enough - discarding\n", buf);
820 return;
821 }
822
823 pktlen = net_uint16 ((uint8 *)buf);
824 repeat = net_uint32 ((uint8 *)buf + 2);
825
826 /* -1 is special - no repeat, but don't update */
827 if (repeat != -1)
828 pl->count = repeat;
829
830 if ((len - 4) >= MAX_BUF)
831 len = MAX_BUF - 5;
832
833 strncpy ((char *) command, (char *) buf + 6, len - 4);
834 command[len - 4] = 0;
835
836 /* This should not happen anymore. */
837 if (pl->ob->speed_left < -1.0)
838 LOG (llevError, "Player has negative time - shouldn't do command.\n");
839
840 /* In c_new.c */
841 execute_newserver_command (pl->ob, (char *) command);
842 /* Perhaps something better should be done with a left over count. 524 /* Perhaps something better should be done with a left over count.
843 * Cleaning up the input should probably be done first - all actions 525 * Cleaning up the input should probably be done first - all actions
844 * for the command that issued the count should be done before any other 526 * for the command that issued the count should be done before any other
845 * commands. 527 * commands.
846 */ 528 */
847 pl->count = 0; 529 pl->count = 0;
530}
848 531
849 if (FABS (pl->ob->speed) < 0.001) 532/**
533 * This handles the general commands from the client (ie, north, fire, cast,
534 * etc.). It is a lot like PlayerCmd above, but is called with the
535 * 'ncom' method which gives more information back to the client so it
536 * can throttle.
537 */
538void
539NewPlayerCmd (char *buf, int len, player *pl)
540{
541 if (len <= 6)
542 {
543 LOG (llevDebug, "%s: corrupt ncom command <%s>: not long enough (%d) - discarding\n", pl->ns->host, buf, len);
544 return;
545 }
546
547 uint16 cmdid = net_uint16 ((uint8 *)buf);
548 sint32 repeat = net_sint32 ((uint8 *)buf + 2);
549
550 /* -1 is special - no repeat, but don't update */
551 if (repeat != -1)
552 pl->count = repeat;
553
554 buf += 6; //len -= 6;
555
556 execute_newserver_command (pl->ob, buf);
557
558 /* Perhaps something better should be done with a left over count.
559 * Cleaning up the input should probably be done first - all actions
560 * for the command that issued the count should be done before any other
561 * commands.
562 */
563 pl->count = 0;
564
565 //TODO: schmorp thinks whatever this calculates, it makes no sense at all
566 int time = fabs (pl->ob->speed) < 0.001
850 time = MAX_TIME * 100; 567 ? time = MAX_TIME * 100
851 else
852 time = (int) (MAX_TIME / FABS (pl->ob->speed)); 568 : time = (int) (MAX_TIME / fabs (pl->ob->speed));
853 569
854 /* Send confirmation of command execution now */ 570 /* Send confirmation of command execution now */
855 571 packet sl ("comc");
856 packet sl;
857 sl << "comc " << uint16 (pktlen) << uint32 (time); 572 sl << uint16 (cmdid) << uint32 (time);
858 pl->socket->send_packet (sl); 573 pl->ns->send_packet (sl);
859} 574}
860
861 575
862/** This is a reply to a previous query. */ 576/** This is a reply to a previous query. */
863void 577void
864ReplyCmd (char *buf, int len, player *pl) 578ReplyCmd (char *buf, int len, client *ns)
865{ 579{
580 if (ns->state == ST_CUSTOM)
581 {
582 INVOKE_CLIENT (REPLY, ns, ARG_DATA (buf, len));
583 return;
584 }
585
586 if (!ns->pl)
587 return; //TODO: depends on the exact reply we are after
588 //TODO: but right now, we always have a ns->pl
589
590 player *pl = ns->pl;
591
866 /* This is to synthesize how the data would be stored if it 592 /* This is to synthesize how the data would be stored if it
867 * was normally entered. A bit of a hack, and should be cleaned up 593 * was normally entered. A bit of a hack, and should be cleaned up
868 * once all the X11 code is removed from the server. 594 * once all the X11 code is removed from the server.
869 * 595 *
870 * We pass 13 to many of the functions because this way they 596 * We pass 13 to many of the functions because this way they
871 * think it was the carriage return that was entered, and the 597 * think it was the carriage return that was entered, and the
872 * function then does not try to do additional input. 598 * function then does not try to do additional input.
873 */ 599 */
874 snprintf (pl->write_buf, sizeof (pl->write_buf), ":%s", buf); 600 snprintf (pl->write_buf, sizeof (pl->write_buf), ":%s", buf);
875 601
876 /* this avoids any hacking here */ 602 /* this avoids any hacking here */
877 603
878 switch (pl->state) 604 switch (ns->state)
879 { 605 {
880 case ST_PLAYING: 606 case ST_PLAYING:
881 LOG (llevError, "Got reply message with ST_PLAYING input state\n"); 607 LOG (llevError, "Got reply message with ST_PLAYING input state\n");
882 break; 608 break;
883 609
884 case ST_PLAY_AGAIN:
885 /* We can check this for return value (2==quit). Maybe we
886 * should, and do something appropriate?
887 */
888 receive_play_again (pl->ob, buf[0]);
889 break;
890
891 case ST_ROLL_STAT:
892 key_roll_stat (pl->ob, buf[0]);
893 break;
894
895 case ST_CHANGE_CLASS:
896
897 key_change_class (pl->ob, buf[0]);
898 break;
899
900 case ST_CONFIRM_QUIT:
901 key_confirm_quit (pl->ob, buf[0]);
902 break;
903
904 case ST_CONFIGURE:
905 LOG (llevError, "In client input handling, but into configure state\n");
906 pl->state = ST_PLAYING;
907 break;
908
909 case ST_GET_NAME:
910 receive_player_name (pl->ob, 13);
911 break;
912
913 case ST_GET_PASSWORD:
914 case ST_CONFIRM_PASSWORD:
915 receive_player_password (pl->ob, 13);
916 break;
917
918 case ST_GET_PARTY_PASSWORD: /* Get password for party */ 610 case ST_GET_PARTY_PASSWORD: /* Get password for party */
919 receive_party_password (pl->ob, 13); 611 receive_party_password (pl->ob, 13);
920 break; 612 break;
921 613
922 default: 614 default:
923 LOG (llevError, "Unknown input state: %d\n", pl->state); 615 LOG (llevError, "Unknown input state: %d\n", ns->state);
924 } 616 }
925} 617}
926 618
927/** 619/**
928 * Client tells its version. If there is a mismatch, we close the 620 * Client tells its version. If there is a mismatch, we close the
… …
932 * problem. 624 * problem.
933 */ 625 */
934void 626void
935VersionCmd (char *buf, int len, client * ns) 627VersionCmd (char *buf, int len, client * ns)
936{ 628{
937 char *cp;
938 char version_warning[256];
939
940 if (!buf) 629 if (!buf)
941 { 630 {
942 LOG (llevError, "CS: received corrupted version command\n"); 631 LOG (llevError, "CS: received corrupted version command\n");
943 return; 632 return;
944 } 633 }
945 634
946 ns->cs_version = atoi (buf); 635 ns->cs_version = atoi (buf);
947 ns->sc_version = ns->cs_version; 636 ns->sc_version = ns->cs_version;
637
638 LOG (llevDebug, "connection from client <%s>\n", buf);
639
640 //TODO: should log here just for statistics
641
948 if (VERSION_CS != ns->cs_version) 642 //if (VERSION_CS != ns->cs_version)
949 { 643 // unchecked;
950#ifdef ESRV_DEBUG 644
951 LOG (llevDebug, "CS: csversion mismatch (%d,%d)\n", VERSION_CS, ns->cs_version);
952#endif
953 }
954 cp = strchr (buf + 1, ' '); 645 char *cp = strchr (buf + 1, ' ');
955 if (!cp) 646 if (!cp)
956 return; 647 return;
648
957 ns->sc_version = atoi (cp); 649 ns->sc_version = atoi (cp);
650
958 if (VERSION_SC != ns->sc_version) 651 //if (VERSION_SC != ns->sc_version)
959 { 652 // unchecked;
960#ifdef ESRV_DEBUG 653
961 LOG (llevDebug, "CS: scversion mismatch (%d,%d)\n", VERSION_SC, ns->sc_version);
962#endif
963 }
964 cp = strchr (cp + 1, ' '); 654 cp = strchr (cp + 1, ' ');
655
965 if (cp) 656 if (cp)
966 { 657 {
967 LOG (llevDebug, "CS: connection from client of type <%s>, ip %s\n", cp, ns->host);
968
969 assign (ns->version, cp + 1); 658 ns->version = cp + 1;
970 659
971 if (ns->sc_version < 1026) 660 if (ns->sc_version < 1026)
972 { 661 ns->send_packet_printf ("drawinfo %d %s", NDI_RED,
973 sprintf (version_warning, "drawinfo %d %s", NDI_RED,
974 "**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****"); 662 "**** VERSION WARNING ****\n**** CLIENT IS TOO OLD!! UPDATE THE CLIENT!! ****");
975 ns->send_packet (version_warning);
976 }
977
978 } 663 }
979} 664}
980 665
981/** sound related functions. */ 666/** sound related functions. */
982void 667void
… …
984{ 669{
985 ns->sound = atoi (buf); 670 ns->sound = atoi (buf);
986} 671}
987 672
988/** client wants the map resent */ 673/** client wants the map resent */
989
990void 674void
991MapRedrawCmd (char *buf, int len, player *pl) 675MapRedrawCmd (char *buf, int len, player *pl)
992{ 676{
993
994/* This function is currently disabled; just clearing the map state results in 677/* This function is currently disabled; just clearing the map state results in
995 * display errors. It should clear the cache and send a newmap command. 678 * display errors. It should clear the cache and send a newmap command.
996 * Unfortunately this solution does not work because some client versions send 679 * Unfortunately this solution does not work because some client versions send
997 * a mapredraw command after receiving a newmap command. 680 * a mapredraw command after receiving a newmap command.
998 */ 681 */
999#if 0
1000 /* Okay, this is MAJOR UGLY. but the only way I know how to
1001 * clear the "cache"
1002 */
1003 memset (&pl->socket->lastmap, 0, sizeof (struct Map));
1004 draw_client_map (pl->ob);
1005#endif
1006} 682}
1007 683
1008/** 684/**
1009 * Moves an object (typically, container to inventory). 685 * Moves an object (typically, container to inventory).
1010 * syntax is: move (to) (tag) (nrof) 686 * syntax is: move (to) (tag) (nrof)
1011 */ 687 */
1012void 688void
1013MoveCmd (char *buf, int len, player *pl) 689MoveCmd (char *buf, int len, player *pl)
1014{ 690{
1015 int vals[3], i; 691 int to, tag, nrof;
1016 692
1017 /* A little funky here. We only cycle for 2 records, because 693 if (3 != sscanf (buf, "%d %d %d", &to, &tag, &nrof))
1018 * we obviously am not going to find a space after the third
1019 * record. Perhaps we should just replace this with a
1020 * sscanf?
1021 */
1022 for (i = 0; i < 2; i++)
1023 { 694 {
1024 vals[i] = atoi (buf);
1025 if (!(buf = strchr (buf, ' ')))
1026 {
1027 LOG (llevError, "Incomplete move command: %s\n", buf); 695 LOG (llevError, "Incomplete move command: %s\n", buf);
1028 return; 696 return;
1029 }
1030 buf++;
1031 } 697 }
1032 vals[2] = atoi (buf);
1033 698
1034/* LOG(llevDebug,"Move item %d (nrof=%d) to %d.\n", vals[1], vals[2], vals[0]);*/ 699 esrv_move_object (pl->ob, to, tag, nrof);
1035 esrv_move_object (pl->ob, vals[0], vals[1], vals[2]);
1036} 700}
1037
1038
1039 701
1040/****************************************************************************** 702/******************************************************************************
1041 * 703 *
1042 * Start of commands the server sends to the client. 704 * Start of commands the server sends to the client.
1043 * 705 *
… …
1046/** 708/**
1047 * Asks the client to query the user. This way, the client knows 709 * Asks the client to query the user. This way, the client knows
1048 * it needs to send something back (vs just printing out a message) 710 * it needs to send something back (vs just printing out a message)
1049 */ 711 */
1050void 712void
1051send_query (client * ns, uint8 flags, char *text) 713send_query (client *ns, uint8 flags, const char *text)
1052{ 714{
1053 char buf[MAX_BUF];
1054
1055 sprintf (buf, "query %d %s", flags, text ? text : ""); 715 ns->send_packet_printf ("query %d %s", flags, text ? text : "");
1056 ns->send_packet (buf); 716}
717
718/**
719 * Get player's current range attack in obuf.
720 */
721static void
722rangetostring (player *pl, char *obuf)
723{
724 dynbuf_text buf;
725
726 if (pl->ranged_ob)
727 buf << " Range" << (pl->ob->current_weapon == pl->ranged_ob ? "*" : "") << ": " << pl->ranged_ob->name;
728
729 if (pl->combat_ob)
730 buf << " Combat" << (pl->ob->current_weapon == pl->combat_ob ? "*" : "") << ": " << pl->combat_ob->name;
731
732#if 0
733 //TODO: remove this when slot system is working, this is only for debugging
734 if (pl->ob->chosen_skill)
735 buf << " Skill*: " << pl->ob->chosen_skill->name;
736#endif
737
738 //TODO: maybe golem should become the current_weapon, quite simply?
739 if (pl->golem)
740 buf << " Golem*: " << pl->golem->name;
741
742 buf << '\0';
743 buf.linearise (obuf);
1057} 744}
1058 745
1059#define AddIfInt64(Old,New,Type) if (Old != New) {\ 746#define AddIfInt64(Old,New,Type) if (Old != New) {\
1060 Old = New; \ 747 Old = New; \
1061 sl << uint8 (Type) << uint64 (New); \ 748 sl << uint8 (Type) << uint64 (New); \
… …
1069#define AddIfShort(Old,New,Type) if (Old != New) {\ 756#define AddIfShort(Old,New,Type) if (Old != New) {\
1070 Old = New; \ 757 Old = New; \
1071 sl << uint8 (Type) << uint16 (New); \ 758 sl << uint8 (Type) << uint16 (New); \
1072 } 759 }
1073 760
1074#define AddIfFloat(Old,New,Type) if (Old != New) {\ 761#define AddIfFloat(Old,New,Type,mult) if (Old != New) {\
1075 Old = New; \ 762 Old = New; \
1076 sl << uint8 (Type) << uint32 (New*FLOAT_MULTI); \ 763 sl << uint8 (Type) << uint32 (New*FLOAT_MULTI*mult); \
1077 } 764 }
1078 765
1079#define AddIfString(Old,New,Type) if (Old == NULL || strcmp(Old,New)) {\ 766#define AddIfString(Old,New,Type) if (Old == NULL || strcmp(Old,New)) {\
1080 free(Old); Old = strdup (New);\ 767 free(Old); Old = strdup (New);\
1081 sl << uint8 (Type) << data8 (New); \ 768 sl << uint8 (Type) << data8 (New); \
… …
1091esrv_update_stats (player *pl) 778esrv_update_stats (player *pl)
1092{ 779{
1093 char buf[MAX_BUF]; 780 char buf[MAX_BUF];
1094 uint16 flags; 781 uint16 flags;
1095 782
1096 packet sl; 783 client *ns = pl->ns;
1097 sl << "stats "; 784 if (!ns)
785 return;
1098 786
1099 if (pl->ob != NULL) 787 object *ob = pl->observe;
1100 { 788 if (!ob)
789 return;
790
791 player *opl = ob->contr ? static_cast<player *>(ob->contr) : pl;
792
793 packet sl ("stats");
794
1101 AddIfShort (pl->last_stats.hp, pl->ob->stats.hp, CS_STAT_HP); 795 AddIfShort (ns->last_stats.hp, ob->stats.hp, CS_STAT_HP);
1102 AddIfShort (pl->last_stats.maxhp, pl->ob->stats.maxhp, CS_STAT_MAXHP); 796 AddIfShort (ns->last_stats.maxhp, ob->stats.maxhp, CS_STAT_MAXHP);
1103 AddIfShort (pl->last_stats.sp, pl->ob->stats.sp, CS_STAT_SP); 797 AddIfShort (ns->last_stats.sp, ob->stats.sp, CS_STAT_SP);
1104 AddIfShort (pl->last_stats.maxsp, pl->ob->stats.maxsp, CS_STAT_MAXSP); 798 AddIfShort (ns->last_stats.maxsp, ob->stats.maxsp, CS_STAT_MAXSP);
1105 AddIfShort (pl->last_stats.grace, pl->ob->stats.grace, CS_STAT_GRACE); 799 AddIfShort (ns->last_stats.grace, ob->stats.grace, CS_STAT_GRACE);
1106 AddIfShort (pl->last_stats.maxgrace, pl->ob->stats.maxgrace, CS_STAT_MAXGRACE); 800 AddIfShort (ns->last_stats.maxgrace, ob->stats.maxgrace, CS_STAT_MAXGRACE);
1107 AddIfShort (pl->last_stats.Str, pl->ob->stats.Str, CS_STAT_STR); 801 AddIfShort (ns->last_stats.Str, ob->stats.Str, CS_STAT_STR);
1108 AddIfShort (pl->last_stats.Int, pl->ob->stats.Int, CS_STAT_INT);
1109 AddIfShort (pl->last_stats.Pow, pl->ob->stats.Pow, CS_STAT_POW);
1110 AddIfShort (pl->last_stats.Wis, pl->ob->stats.Wis, CS_STAT_WIS);
1111 AddIfShort (pl->last_stats.Dex, pl->ob->stats.Dex, CS_STAT_DEX); 802 AddIfShort (ns->last_stats.Dex, ob->stats.Dex, CS_STAT_DEX);
1112 AddIfShort (pl->last_stats.Con, pl->ob->stats.Con, CS_STAT_CON); 803 AddIfShort (ns->last_stats.Con, ob->stats.Con, CS_STAT_CON);
804 AddIfShort (ns->last_stats.Int, ob->stats.Int, CS_STAT_INT);
805 AddIfShort (ns->last_stats.Wis, ob->stats.Wis, CS_STAT_WIS);
806 AddIfShort (ns->last_stats.Pow, ob->stats.Pow, CS_STAT_POW);
1113 AddIfShort (pl->last_stats.Cha, pl->ob->stats.Cha, CS_STAT_CHA); 807 AddIfShort (ns->last_stats.Cha, ob->stats.Cha, CS_STAT_CHA);
1114 }
1115 808
1116 if (pl->socket->exp64)
1117 {
1118 uint8 s;
1119
1120 for (s = 0; s < NUM_SKILLS; s++) 809 for (int s = 0; s < NUM_SKILLS; s++)
810 if (object *skill = opl->last_skill_ob[s])
811 if (skill->stats.exp != ns->last_skill_exp [s])
1121 { 812 {
1122 if (pl->last_skill_ob[s] && pl->last_skill_exp[s] != pl->last_skill_ob[s]->stats.exp) 813 ns->last_skill_exp [s] = skill->stats.exp;
1123 { 814
1124 /* Always send along the level if exp changes. This is only 815 /* Always send along the level if exp changes. This is only
1125 * 1 extra byte, but keeps processing simpler. 816 * 1 extra byte, but keeps processing simpler.
1126 */ 817 */
1127 sl << uint8 (s + CS_STAT_SKILLINFO) 818 sl << uint8 (s + CS_STAT_SKILLINFO)
1128 << uint8 (pl->last_skill_ob[s]->level) 819 << uint8 (skill->level)
1129 << uint64 (pl->last_skill_ob[s]->stats.exp); 820 << uint64 (skill->stats.exp);
1130
1131 pl->last_skill_exp[s] = pl->last_skill_ob[s]->stats.exp;
1132 }
1133 } 821 }
1134 }
1135 822
1136 if (pl->socket->exp64)
1137 { AddIfInt64 (pl->last_stats.exp, pl->ob->stats.exp, CS_STAT_EXP64) } 823 AddIfInt64 (ns->last_stats.exp, ob->stats.exp, CS_STAT_EXP64);
824 AddIfShort (ns->last_level, ob->level, CS_STAT_LEVEL);
825 AddIfShort (ns->last_stats.wc, ob->stats.wc, CS_STAT_WC);
826 AddIfShort (ns->last_stats.ac, ob->stats.ac, CS_STAT_AC);
827 AddIfShort (ns->last_stats.dam, ob->stats.dam, CS_STAT_DAM);
828 AddIfFloat (ns->last_speed, ob->speed, CS_STAT_SPEED, 1.f/TICK);
829 AddIfShort (ns->last_stats.food, ob->stats.food, CS_STAT_FOOD);
830 AddIfFloat (ns->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP, 1.f/TICK);
831 AddIfInt (ns->last_weight_limit, weight_limit[ob->stats.Str], CS_STAT_WEIGHT_LIM);
832
833 flags = 0;
834
835 if (opl->fire_on)
836 flags |= SF_FIREON;
837
838 if (opl->run_on)
839 flags |= SF_RUNON;
840
841 AddIfShort (ns->last_flags, flags, CS_STAT_FLAGS);
842
843 if (ns->sc_version < 1025)
844 { AddIfShort (ns->last_resist[ATNR_PHYSICAL], ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }
1138 else 845 else
1139 { AddIfInt (pl->last_stats.exp, (int) pl->ob->stats.exp, CS_STAT_EXP) }
1140
1141 AddIfShort (pl->last_level, (char) pl->ob->level, CS_STAT_LEVEL);
1142 AddIfShort (pl->last_stats.wc, pl->ob->stats.wc, CS_STAT_WC);
1143 AddIfShort (pl->last_stats.ac, pl->ob->stats.ac, CS_STAT_AC);
1144 AddIfShort (pl->last_stats.dam, pl->ob->stats.dam, CS_STAT_DAM);
1145 AddIfFloat (pl->last_speed, pl->ob->speed, CS_STAT_SPEED);
1146 AddIfShort (pl->last_stats.food, pl->ob->stats.food, CS_STAT_FOOD);
1147 AddIfFloat (pl->last_weapon_sp, pl->weapon_sp, CS_STAT_WEAP_SP);
1148 AddIfInt (pl->last_weight_limit, (sint32) weight_limit[pl->ob->stats.Str], CS_STAT_WEIGHT_LIM);
1149 flags = 0;
1150
1151 if (pl->fire_on)
1152 flags |= SF_FIREON;
1153
1154 if (pl->run_on)
1155 flags |= SF_RUNON;
1156
1157 AddIfShort (pl->last_flags, flags, CS_STAT_FLAGS);
1158
1159 if (pl->socket->sc_version < 1025)
1160 { AddIfShort (pl->last_resist[ATNR_PHYSICAL], pl->ob->resist[ATNR_PHYSICAL], CS_STAT_ARMOUR) }
1161 else
1162 {
1163 int i;
1164
1165 for (i = 0; i < NROFATTACKS; i++) 846 for (int i = 0; i < NROFATTACKS; i++)
1166 { 847 {
1167 /* Skip ones we won't send */ 848 /* Skip ones we won't send */
1168 if (atnr_cs_stat[i] == -1) 849 if (atnr_cs_stat[i] == -1)
1169 continue; 850 continue;
1170 851
1171 AddIfShort (pl->last_resist[i], pl->ob->resist[i], (char) atnr_cs_stat[i]); 852 AddIfShort (ns->last_resist[i], ob->resist[i], atnr_cs_stat[i]);
1172 } 853 }
1173 }
1174 854
1175 if (pl->socket->monitor_spells) 855 if (pl->ns->monitor_spells)
1176 { 856 {
1177 AddIfInt (pl->last_path_attuned, pl->ob->path_attuned, CS_STAT_SPELL_ATTUNE); 857 AddIfInt (ns->last_path_attuned, ob->path_attuned, CS_STAT_SPELL_ATTUNE);
1178 AddIfInt (pl->last_path_repelled, pl->ob->path_repelled, CS_STAT_SPELL_REPEL); 858 AddIfInt (ns->last_path_repelled, ob->path_repelled, CS_STAT_SPELL_REPEL);
1179 AddIfInt (pl->last_path_denied, pl->ob->path_denied, CS_STAT_SPELL_DENY); 859 AddIfInt (ns->last_path_denied, ob->path_denied, CS_STAT_SPELL_DENY);
1180 } 860 }
1181 861
1182 rangetostring (pl->ob, buf); /* we want use the new fire & run system in new client */ 862 rangetostring (opl, buf); /* we want use the new fire & run system in new client */
1183 AddIfString (pl->socket->stats.range, buf, CS_STAT_RANGE); 863 AddIfString (ns->stats.range, buf, CS_STAT_RANGE);
1184 set_title (pl->ob, buf); 864 set_title (ob, buf);
1185 AddIfString (pl->socket->stats.title, buf, CS_STAT_TITLE); 865 AddIfString (ns->stats.title, buf, CS_STAT_TITLE);
1186 866
1187 /* Only send it away if we have some actual data */ 867 /* Only send it away if we have some actual data */
1188 if (sl.length () > 6) 868 if (sl.length () > 6)
1189 pl->socket->send_packet (sl); 869 ns->send_packet (sl);
1190} 870}
1191 871
1192/** 872/**
1193 * Tells the client that here is a player it should start using. 873 * Tells the client that here is a player it should start using.
1194 */ 874 */
1195void 875void
1196esrv_new_player (player *pl, uint32 weight) 876esrv_new_player (player *pl)
1197{ 877{
1198 pl->last_weight = weight; 878 sint32 weight = pl->ob->client_weight ();
1199 879
1200 packet sl; 880 packet sl ("player");
1201 sl << "player ";
1202 881
1203 sl << uint32 (pl->ob->count) 882 sl << uint32 (pl->ob->count)
1204 << uint32 (weight) 883 << uint32 (weight)
1205 << uint32 (pl->ob->face->number) 884 << uint32 (pl->ob->face)
1206 << data8 (pl->ob->name); 885 << data8 (pl->ob->name);
1207 886
887 pl->ns->last_weight = weight;
1208 pl->socket->send_packet (sl); 888 pl->ns->send_packet (sl);
1209 SET_FLAG (pl->ob, FLAG_CLIENT_SENT); 889 SET_FLAG (pl->ob, FLAG_CLIENT_SENT);
1210} 890}
1211
1212/**
1213 * Need to send an animation sequence to the client.
1214 * We will send appropriate face commands to the client if we haven't
1215 * sent them the face yet (this can become quite costly in terms of
1216 * how much we are sending - on the other hand, this should only happen
1217 * when the player logs in and picks stuff up.
1218 */
1219void
1220esrv_send_animation (client * ns, short anim_num)
1221{
1222 int i;
1223
1224 /* Do some checking on the anim_num we got. Note that the animations
1225 * are added in contigous order, so if the number is in the valid
1226 * range, it must be a valid animation.
1227 */
1228 if (anim_num < 0 || anim_num > num_animations)
1229 {
1230 LOG (llevError, "esrv_send_anim (%d) out of bounds??\n", anim_num);
1231 return;
1232 }
1233
1234 packet sl;
1235
1236 sl << "anim "
1237 << uint16 (anim_num)
1238 << uint16 (0); /* flags - not used right now */
1239
1240 /* Build up the list of faces. Also, send any information (ie, the
1241 * the face itself) down to the client.
1242 */
1243 for (i = 0; i < animations[anim_num].num_animations; i++)
1244 {
1245 if (!(ns->faces_sent[animations[anim_num].faces[i]] & NS_FACESENT_FACE))
1246 esrv_send_face (ns, animations[anim_num].faces[i], 0);
1247 sl << uint16 (animations[anim_num].faces[i]); /* flags - not used right now */
1248 }
1249
1250 ns->send_packet (sl);
1251
1252 ns->anims_sent[anim_num] = 1;
1253}
1254
1255 891
1256/****************************************************************************** 892/******************************************************************************
1257 * 893 *
1258 * Start of map related commands. 894 * Start of map related commands.
1259 * 895 *
1260 ******************************************************************************/ 896 ******************************************************************************/
1261 897
1262/**
1263 * This adds face_num to a map cell at x,y. If the client doesn't have
1264 * the face yet, we will also send it.
1265 */
1266static void
1267esrv_map_setbelow (client * ns, int x, int y, short face_num, struct Map *newmap)
1268{
1269 if (newmap->cells[x][y].count >= MAP_LAYERS)
1270 {
1271 LOG (llevError, "Too many faces in map cell %d %d\n", x, y);
1272 return;
1273 abort ();
1274 }
1275
1276 newmap->cells[x][y].faces[newmap->cells[x][y].count] = face_num;
1277 newmap->cells[x][y].count++;
1278
1279 if (!(ns->faces_sent[face_num] & NS_FACESENT_FACE))
1280 esrv_send_face (ns, face_num, 0);
1281}
1282
1283struct LayerCell
1284{
1285 uint16 xy;
1286 short face;
1287};
1288
1289struct MapLayer
1290{
1291 int count;
1292 struct LayerCell lcells[MAP_CLIENT_X * MAP_CLIENT_Y];
1293};
1294
1295/** Checkes if map cells have changed */
1296static int
1297mapcellchanged (client * ns, int i, int j, struct Map *newmap)
1298{
1299 int k;
1300
1301 if (ns->lastmap.cells[i][j].count != newmap->cells[i][j].count)
1302 return 1;
1303 for (k = 0; k < newmap->cells[i][j].count; k++)
1304 {
1305 if (ns->lastmap.cells[i][j].faces[k] != newmap->cells[i][j].faces[k])
1306 {
1307 return 1;
1308 }
1309 }
1310 return 0;
1311}
1312
1313/**
1314 * Basically, what this does is pack the data into layers.
1315 * cnum is the client number, cur is the the buffer we put all of
1316 * this data into. we return the end of the data. layers is
1317 * how many layers of data we should back.
1318 */
1319static uint8 *
1320compactlayer (client * ns, unsigned char *cur, int numlayers, struct Map *newmap)
1321{
1322 int x, y, k;
1323 int face;
1324 unsigned char *fcur;
1325 struct MapLayer layers[MAP_LAYERS];
1326
1327 for (k = 0; k < MAP_LAYERS; k++)
1328 layers[k].count = 0;
1329 fcur = cur;
1330 for (x = 0; x < ns->mapx; x++)
1331 {
1332 for (y = 0; y < ns->mapy; y++)
1333 {
1334 if (!mapcellchanged (ns, x, y, newmap))
1335 continue;
1336 if (newmap->cells[x][y].count == 0)
1337 {
1338 *cur = x * ns->mapy + y; /* mark empty space */
1339 cur++;
1340 continue;
1341 }
1342 for (k = 0; k < newmap->cells[x][y].count; k++)
1343 {
1344 layers[k].lcells[layers[k].count].xy = x * ns->mapy + y;
1345 layers[k].lcells[layers[k].count].face = newmap->cells[x][y].faces[k];
1346 layers[k].count++;
1347 }
1348 }
1349 }
1350 /* If no data, return now. */
1351 if (fcur == cur && layers[0].count == 0)
1352 return cur;
1353 *cur = 255; /* mark end of explicitly cleared cells */
1354 cur++;
1355 /* First pack by layers. */
1356 for (k = 0; k < numlayers; k++)
1357 {
1358 if (layers[k].count == 0)
1359 break; /* once a layer is entirely empty, no layer below it can
1360 have anything in it either */
1361 /* Pack by entries in thie layer */
1362 for (x = 0; x < layers[k].count;)
1363 {
1364 fcur = cur;
1365 *cur = layers[k].lcells[x].face >> 8;
1366 cur++;
1367 *cur = layers[k].lcells[x].face & 0xFF;
1368 cur++;
1369 face = layers[k].lcells[x].face;
1370 /* Now, we back the redundant data into 1 byte xy pairings */
1371 for (y = x; y < layers[k].count; y++)
1372 {
1373 if (layers[k].lcells[y].face == face)
1374 {
1375 *cur = (uint8) layers[k].lcells[y].xy;
1376 cur++;
1377 layers[k].lcells[y].face = -1;
1378 }
1379 }
1380 *(cur - 1) = *(cur - 1) | 128; /* mark for end of xy's; 11*11 < 128 */
1381 /* forward over the now redundant data */
1382 while (x < layers[k].count && layers[k].lcells[x].face == -1)
1383 x++;
1384 }
1385 *fcur = *fcur | 128; /* mark for end of faces at this layer */
1386 }
1387 return cur;
1388}
1389
1390/** Clears a map cell */ 898/** Clears a map cell */
1391static void 899static void
1392map_clearcell (struct MapCell *cell, int face0, int face1, int face2, int count) 900map_clearcell (struct MapCell *cell, int count)
1393{ 901{
1394 cell->faces[0] = face0; 902 cell->faces[0] = 0;
1395 cell->faces[1] = face1; 903 cell->faces[1] = 0;
1396 cell->faces[2] = face2; 904 cell->faces[2] = 0;
905 cell->smooth[0] = 0;
906 cell->smooth[1] = 0;
907 cell->smooth[2] = 0;
1397 cell->count = count; 908 cell->count = count;
1398 cell->stat_hp = 0; 909 cell->stat_hp = 0;
1399 cell->flags = 0; 910 cell->flags = 0;
1400 cell->player = 0; 911 cell->player = 0;
1401} 912}
1402 913
1403#define MAX_HEAD_POS MAX(MAX_CLIENT_X, MAX_CLIENT_Y)
1404#define MAX_LAYERS 3 914#define MAX_LAYERS 3
1405
1406/* Using a global really isn't a good approach, but saves the over head of
1407 * allocating and deallocating such a block of data each time run through,
1408 * and saves the space of allocating this in the socket object when we only
1409 * need it for this cycle. If the serve is ever threaded, this needs to be
1410 * re-examined.
1411 */
1412
1413static object *heads[MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS];
1414
1415/**
1416 * Returns true if any of the heads for this
1417 * space is set. Returns false if all are blank - this is used
1418 * for empty space checking.
1419 */
1420static inline int
1421have_head (int ax, int ay)
1422{
1423
1424 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS] ||
1425 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 1] || heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + 2])
1426 return 1;
1427 return 0;
1428}
1429
1430/**
1431 * check_head is a bit simplistic version of update_space below.
1432 * basically, it only checks the that the head on space ax,ay at layer
1433 * needs to get sent - if so, it adds the data, sending the head
1434 * if needed, and returning 1. If this no data needs to get
1435 * sent, it returns zero.
1436 */
1437static int
1438check_head (packet &sl, client &ns, int ax, int ay, int layer)
1439{
1440 short face_num;
1441
1442 if (heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer])
1443 face_num = heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer]->face->number;
1444 else
1445 face_num = 0;
1446
1447 if (face_num != ns.lastmap.cells[ax][ay].faces[layer])
1448 {
1449 sl << uint16 (face_num);
1450 if (face_num && !(ns.faces_sent[face_num] & NS_FACESENT_FACE))
1451 esrv_send_face (&ns, face_num, 0);
1452
1453 heads[(ay * MAX_HEAD_POS + ax) * MAX_LAYERS + layer] = NULL;
1454 ns.lastmap.cells[ax][ay].faces[layer] = face_num;
1455 return 1;
1456 }
1457
1458 return 0; /* No change */
1459}
1460 915
1461/** 916/**
1462 * Removes the need to replicate the same code for each layer. 917 * Removes the need to replicate the same code for each layer.
1463 * this returns true if this space is now in fact different than 918 * this returns true if this space is now in fact different than
1464 * it was. 919 * it was.
1465 * sl is the socklist this data is going into. 920 * sl is the socklist this data is going into.
1466 * ns is the socket we are working on - all the info we care 921 * ns is the socket we are working on - all the info we care
1467 * about is in this socket structure, so now need not pass the 922 * about is in this socket structure, so now need not pass the
1468 * entire player object. 923 * entire player object.
1469 * mx and my are map coordinate offsets for map mp
1470 * sx and sy are the offsets into the socket structure that
1471 * holds the old values.
1472 * layer is the layer to update, with 2 being the floor and 0 the 924 * layer is the layer to update, with 2 being the floor and 0 the
1473 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ) 925 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ)
1474 * take. Interesting to note that before this function, the map1 function 926 * take. Interesting to note that before this function, the map1 function
1475 * numbers the spaces differently - I think this was a leftover from 927 * numbers the spaces differently - I think this was a leftover from
1476 * the map command, where the faces stack up. Sinces that is no longer 928 * the map command, where the faces stack up. Sinces that is no longer
1477 * the case, it seems to make more sense to have these layer values 929 * the case, it seems to make more sense to have these layer values
1478 * actually match. 930 * actually match.
1479 */ 931 */
1480
1481static int 932static int
1482update_space (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer) 933update_space (packet &sl, client &ns, mapspace &ms, MapCell &lastcell, int layer)
1483{ 934{
1484 object *ob, *head; 935 object *ob = ms.faces_obj [layer];
1485 uint16 face_num;
1486 int bx, by, i;
1487
1488 /* If there is a multipart object stored away, treat that as more important.
1489 * If not, then do the normal processing.
1490 */
1491 head = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer];
1492
1493 /* Check to see if this head is part of the set of objects
1494 * we would normally send for this space. If so, then
1495 * don't use the head value. We need to do the check
1496 * here and not when setting up the heads[] value for two reasons -
1497 * 1) the heads[] values will get used even if the space is not visible.
1498 * 2) its possible the head is not on the same map as a part, and I'd
1499 * rather not need to do the map translation overhead.
1500 * 3) We need to do some extra checking to make sure that we will
1501 * otherwise send the image as this layer, eg, either it matches
1502 * the head value, or is not multipart.
1503 */
1504 if (head && !head->more)
1505 {
1506 for (i = 0; i < MAP_LAYERS; i++)
1507 {
1508 ob = GET_MAP_FACE_OBJ (mp, mx, my, i);
1509 if (!ob)
1510 continue;
1511
1512 if (ob->head)
1513 ob = ob->head;
1514
1515 if (ob == head)
1516 {
1517 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer] = NULL;
1518 head = NULL;
1519 break;
1520 }
1521 }
1522 }
1523
1524 ob = head;
1525 if (!ob)
1526 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1527 936
1528 /* If there is no object for this space, or if the face for the object 937 /* If there is no object for this space, or if the face for the object
1529 * is the blank face, set the face number to zero. 938 * is the blank face, set the face number to zero.
1530 * else if we have the stored head object for this space, that takes 939 * else if we have the stored head object for this space, that takes
1531 * precedence over the other object for this space. 940 * precedence over the other object for this space.
1532 * otherwise, we do special head processing 941 * otherwise, we do special head processing
1533 */ 942 */
1534 if (!ob || ob->face == blank_face) 943 uint16 face_num = ob && ob->face != blank_face ? ob->face : 0;
1535 face_num = 0;
1536 else if (head)
1537 {
1538 /* if this is a head that had previously been stored */
1539 face_num = ob->face->number;
1540 }
1541 else
1542 {
1543 /* if the faces for the different parts of a multipart object
1544 * are the same, we only want to send the bottom right most
1545 * portion of the object. That info is in the tail_.. values
1546 * of the head. Note that for the head itself, ob->head will
1547 * be null, so we only do this block if we are working on
1548 * a tail piece.
1549 */
1550
1551 /* tail_x and tail_y will only be set in the head object. If
1552 * this is the head object and these are set, we proceed
1553 * with logic to only send bottom right. Similarly, if
1554 * this is one of the more parts but the head has those values
1555 * set, we want to do the processing. There can be cases where
1556 * the head is not visible but one of its parts is, so we just
1557 * can always expect that ob->arch->tail_x will be true for all
1558 * object we may want to display.
1559 */
1560 if ((ob->arch->tail_x || ob->arch->tail_y) || (ob->head && (ob->head->arch->tail_x || ob->head->arch->tail_y)))
1561 {
1562
1563 if (ob->head)
1564 head = ob->head;
1565 else
1566 head = ob;
1567
1568 /* Basically figure out where the offset is from where we are right
1569 * now. the ob->arch->clone.{x,y} values hold the offset that this current
1570 * piece is from the head, and the tail is where the tail is from the
1571 * head. Note that bx and by will equal sx and sy if we are already working
1572 * on the bottom right corner. If ob is the head, the clone values
1573 * will be zero, so the right thing will still happen.
1574 */
1575 bx = sx + head->arch->tail_x - ob->arch->clone.x;
1576 by = sy + head->arch->tail_y - ob->arch->clone.y;
1577
1578 /* I don't think this can ever happen, but better to check for it just
1579 * in case.
1580 */
1581 if (bx < sx || by < sy)
1582 {
1583 LOG (llevError, "update_space: bx (%d) or by (%d) is less than sx (%d) or sy (%d)\n", bx, by, sx, sy);
1584 face_num = 0;
1585 }
1586 /* single part object, multipart object with non merged faces,
1587 * of multipart object already at lower right.
1588 */
1589 else if (bx == sx && by == sy)
1590 {
1591 face_num = ob->face->number;
1592
1593 /* if this face matches one stored away, clear that one away.
1594 * this code relies on the fact that the map1 commands
1595 * goes from 2 down to 0.
1596 */
1597 for (i = 0; i < MAP_LAYERS; i++)
1598 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] &&
1599 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i]->face->number == face_num)
1600 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + i] = NULL;
1601 }
1602 else
1603 {
1604 /* If this head is stored away, clear it - otherwise,
1605 * there can be cases where a object is on multiple layers -
1606 * we only want to send it once.
1607 */
1608 face_num = head->face->number;
1609 for (i = 0; i < MAP_LAYERS; i++)
1610 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] &&
1611 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i]->face->number == face_num)
1612 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = NULL;
1613
1614 /* First, try to put the new head on the same layer. If that is used up,
1615 * then find another layer.
1616 */
1617 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] == NULL)
1618 {
1619 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + layer] = head;
1620 }
1621 else
1622 for (i = 0; i < MAX_LAYERS; i++)
1623 {
1624 if (heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == NULL ||
1625 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] == head)
1626 {
1627 heads[(by * MAX_HEAD_POS + bx) * MAX_LAYERS + i] = head;
1628 }
1629 }
1630 face_num = 0; /* Don't send this object - we'll send the head later */
1631 }
1632 }
1633 else
1634 {
1635 /* In this case, we are already at the lower right or single part object,
1636 * so nothing special
1637 */
1638 face_num = ob->face->number;
1639
1640 /* clear out any head entries that have the same face as this one */
1641 for (bx = 0; bx < layer; bx++)
1642 if (heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] &&
1643 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx]->face->number == face_num)
1644 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + bx] = NULL;
1645 }
1646 } /* else not already head object or blank face */
1647
1648 /* This is a real hack. Basically, if we have nothing to send for this layer,
1649 * but there is a head on the next layer, send that instead.
1650 * Without this, what happens is you can get the case where the player stands
1651 * on the same space as the head. However, if you have overlapping big objects
1652 * of the same type, what happens then is it doesn't think it needs to send
1653 * This tends to make stacking also work/look better.
1654 */
1655 if (!face_num && layer > 0 && heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1])
1656 {
1657 face_num = heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1]->face->number;
1658 heads[(sy * MAX_HEAD_POS + sx) * MAX_LAYERS + layer - 1] = NULL;
1659 }
1660
1661 /* Another hack - because of heads and whatnot, this face may match one
1662 * we already sent for a lower layer. In that case, don't send
1663 * this one.
1664 */
1665 if (face_num && layer + 1 < MAP_LAYERS && ns.lastmap.cells[sx][sy].faces[layer + 1] == face_num)
1666 face_num = 0;
1667 944
1668 /* We've gotten what face we want to use for the object. Now see if 945 /* We've gotten what face we want to use for the object. Now see if
1669 * if it has changed since we last sent it to the client. 946 * if it has changed since we last sent it to the client.
1670 */ 947 */
1671 if (ns.lastmap.cells[sx][sy].faces[layer] != face_num) 948 if (lastcell.faces[layer] != face_num)
1672 { 949 {
1673 ns.lastmap.cells[sx][sy].faces[layer] = face_num; 950 lastcell.faces[layer] = face_num;
951
1674 if (!(ns.faces_sent[face_num] & NS_FACESENT_FACE)) 952 if (!ns.faces_sent[face_num])
953 if (ob)
954 ns.send_faces (ob);
955 else
1675 esrv_send_face (&ns, face_num, 0); 956 ns.send_face (face_num, 10);
1676 957
1677 sl << uint16 (face_num); 958 sl << uint16 (face_num);
1678 return 1;
1679 }
1680
1681 /* Nothing changed */
1682 return 0;
1683}
1684
1685/**
1686 * This function is mainly a copy of update_space,
1687 * except it handles update of the smoothing updates,
1688 * not the face updates.
1689 * Removes the need to replicate the same code for each layer.
1690 * this returns true if this smooth is now in fact different
1691 * than it was.
1692 * sl is the socklist this data is going into.
1693 * ns is the socket we are working on - all the info we care
1694 * about is in this socket structure, so know need to pass the
1695 * entire player object.
1696 * mx and my are map coordinate offsets for map mp
1697 * sx and sy are the offsets into the socket structure that
1698 * holds the old values.
1699 * layer is the layer to update, with 2 being the floor and 0 the
1700 * top layer (this matches what the GET_MAP_FACE and GET_MAP_FACE_OBJ
1701 * take.
1702 */
1703
1704static inline int
1705update_smooth (packet &sl, client &ns, maptile *mp, int mx, int my, int sx, int sy, int layer)
1706{
1707 object *ob;
1708 int smoothlevel; /* old face_num; */
1709
1710 ob = GET_MAP_FACE_OBJ (mp, mx, my, layer);
1711
1712 /* If there is no object for this space, or if the face for the object
1713 * is the blank face, set the smoothlevel to zero.
1714 */
1715 if (!ob || ob->face == blank_face || MAP_NOSMOOTH (mp))
1716 smoothlevel = 0;
1717 else
1718 {
1719 smoothlevel = ob->smoothlevel;
1720 if (smoothlevel && !(ns.faces_sent[ob->face->number] & NS_FACESENT_SMOOTH))
1721 SendSmooth (&ns, ob->face->number);
1722 } /* else not already head object or blank face */
1723
1724 /* We've gotten what face we want to use for the object. Now see if
1725 * if it has changed since we last sent it to the client.
1726 */
1727 if (smoothlevel > 255)
1728 smoothlevel = 255;
1729 else if (smoothlevel < 0)
1730 smoothlevel = 0;
1731
1732 if (ns.lastmap.cells[sx][sy].smooth[layer] != smoothlevel)
1733 {
1734 ns.lastmap.cells[sx][sy].smooth[layer] = smoothlevel;
1735 sl << uint8 (smoothlevel);
1736 return 1; 959 return 1;
1737 } 960 }
1738 961
1739 /* Nothing changed */ 962 /* Nothing changed */
1740 return 0; 963 return 0;
… …
1753 if (ns->ext_mapinfos) 976 if (ns->ext_mapinfos)
1754 { 977 {
1755 if (ns->EMI_smooth) 978 if (ns->EMI_smooth)
1756 result += 1; /*One byte for smoothlevel */ 979 result += 1; /*One byte for smoothlevel */
1757 } 980 }
981
1758 return result; 982 return result;
1759} 983}
1760 984
985// prefetch (and touch) all maps within a specific distancd
986static void
987prefetch_surrounding_maps (maptile *map, int distance)
988{
989 map->last_access = runtime;
990
991 if (--distance)
992 for (int dir = 4; --dir; )
993 if (const shstr &path = map->tile_path [dir])
994 if (maptile *&neigh = map->tile_map [dir])
995 prefetch_surrounding_maps (neigh, distance);
996 else
997 neigh = maptile::find_async (path, map);
998}
999
1000// prefetch a generous area around the player
1001static void
1002prefetch_surrounding_maps (object *op)
1003{
1004 prefetch_surrounding_maps (op->map, 3);
1005}
1006
1761/** 1007/**
1762 * This function uses the new map1 protocol command to send the map 1008 * Draws client map.
1763 * to the client. It is necessary because the old map command supports
1764 * a maximum map size of 15x15.
1765 * This function is much simpler than the old one. This is because
1766 * the old function optimized to send as few face identifiers as possible,
1767 * at the expense of sending more coordinate location (coordinates were
1768 * only 1 byte, faces 2 bytes, so this was a worthwhile savings). Since
1769 * we need 2 bytes for coordinates and 2 bytes for faces, such a trade off
1770 * maps no sense. Instead, we actually really only use 12 bits for coordinates,
1771 * and use the other 4 bits for other informatiion. For full documentation
1772 * of what we send, see the doc/Protocol file.
1773 * I will describe internally what we do:
1774 * the socket->lastmap shows how the map last looked when sent to the client.
1775 * in the lastmap structure, there is a cells array, which is set to the
1776 * maximum viewable size (As set in config.h).
1777 * in the cells, there are faces and a count value.
1778 * we use the count value to hold the darkness value. If -1, then this space
1779 * is not viewable.
1780 * we use faces[0] faces[1] faces[2] to hold what the three layers
1781 * look like.
1782 */ 1009 */
1783void 1010void
1784draw_client_map1 (object *pl) 1011draw_client_map (player *pl)
1785{ 1012{
1013 object *ob = pl->observe;
1014 if (!ob->active)
1015 return;
1016
1017 maptile *plmap = ob->map;
1018
1019 /* If player is just joining the game, he isn't here yet, so the map
1020 * can get swapped out. If so, don't try to send them a map. All will
1021 * be OK once they really log in.
1022 */
1023 if (!plmap || plmap->in_memory != MAP_ACTIVE)
1024 return;
1025
1786 int x, y, ax, ay, d, startlen, max_x, max_y, oldlen; 1026 int x, y, ax, ay, startlen, max_x, max_y, oldlen;
1787 sint16 nx, ny;
1788 int estartlen, eoldlen; 1027 int estartlen, eoldlen;
1789 uint16 mask, emask;
1790 uint8 eentrysize; 1028 uint8 eentrysize;
1791 uint16 ewhatstart, ewhatflag; 1029 uint16 ewhatstart, ewhatflag;
1792 uint8 extendedinfos; 1030 uint8 extendedinfos;
1793 maptile *m;
1794 1031
1795 client &socket = *pl->contr->socket;
1796
1797 check_map_change (pl->contr); 1032 check_map_change (pl);
1033 prefetch_surrounding_maps (pl->ob);
1798 1034
1799 packet sl; 1035 /* do LOS after calls to update_position */
1036 if (ob != pl->ob)
1037 clear_los (pl);
1038 else if (pl->do_los)
1039 {
1040 update_los (ob);
1041 pl->do_los = 0;
1042 }
1043
1044 /**
1045 * This function uses the new map1 protocol command to send the map
1046 * to the client. It is necessary because the old map command supports
1047 * a maximum map size of 15x15.
1048 * This function is much simpler than the old one. This is because
1049 * the old function optimized to send as few face identifiers as possible,
1050 * at the expense of sending more coordinate location (coordinates were
1051 * only 1 byte, faces 2 bytes, so this was a worthwhile savings). Since
1052 * we need 2 bytes for coordinates and 2 bytes for faces, such a trade off
1053 * maps no sense. Instead, we actually really only use 12 bits for coordinates,
1054 * and use the other 4 bits for other informatiion. For full documentation
1055 * of what we send, see the doc/Protocol file.
1056 * I will describe internally what we do:
1057 * the ns->lastmap shows how the map last looked when sent to the client.
1058 * in the lastmap structure, there is a cells array, which is set to the
1059 * maximum viewable size (As set in config.h).
1060 * in the cells, there are faces and a count value.
1061 * we use the count value to hold the darkness value. If -1, then this space
1062 * is not viewable.
1063 * we use faces[0] faces[1] faces[2] to hold what the three layers
1064 * look like.
1065 */
1066
1067 client &socket = *pl->ns;
1068
1069 packet sl (socket.mapmode == Map1Cmd ? "map1" : "map1a");
1800 packet esl; 1070 packet esl;
1801 1071
1802 sl << (socket.mapmode == Map1Cmd ? "map1 " : "map1a ");
1803 startlen = sl.length (); 1072 startlen = sl.length ();
1804 1073
1805 /*Extendedmapinfo structure initialisation */ 1074 /*Extendedmapinfo structure initialisation */
1806 if (socket.ext_mapinfos) 1075 if (socket.ext_mapinfos)
1807 { 1076 {
… …
1818 << uint8 (extendedinfos) 1087 << uint8 (extendedinfos)
1819 << uint8 (eentrysize); 1088 << uint8 (eentrysize);
1820 1089
1821 estartlen = esl.length (); 1090 estartlen = esl.length ();
1822 } 1091 }
1823 else
1824 {
1825 /* suppress compiler warnings */
1826 ewhatstart = 0;
1827 ewhatflag = 0;
1828 estartlen = 0;
1829 }
1830
1831 /* Init data to zero */
1832 memset (heads, 0, sizeof (object *) * MAX_HEAD_POS * MAX_HEAD_POS * MAX_LAYERS);
1833 1092
1834 /* x,y are the real map locations. ax, ay are viewport relative 1093 /* x,y are the real map locations. ax, ay are viewport relative
1835 * locations. 1094 * locations.
1836 */ 1095 */
1837 ay = 0; 1096 ay = 0;
1838 1097
1839 /* We could do this logic as conditionals in the if statement, 1098 /* We could do this logic as conditionals in the if statement,
1840 * but that started to get a bit messy to look at. 1099 * but that started to get a bit messy to look at.
1841 */ 1100 */
1842 max_x = pl->x + (socket.mapx + 1) / 2; 1101 max_x = ob->x + (socket.mapx + 1) / 2;
1843 max_y = pl->y + (socket.mapy + 1) / 2; 1102 max_y = ob->y + (socket.mapy + 1) / 2;
1844 1103
1845 if (socket.mapmode == Map1aCmd)
1846 {
1847 max_x += MAX_HEAD_OFFSET;
1848 max_y += MAX_HEAD_OFFSET;
1849 }
1850
1851 for (y = pl->y - socket.mapy / 2; y < max_y; y++, ay++) 1104 for (y = ob->y - socket.mapy / 2; y < max_y; y++, ay++)
1852 { 1105 {
1106 sint16 nx, ny;
1107 maptile *m = 0;
1108
1853 ax = 0; 1109 ax = 0;
1854 for (x = pl->x - socket.mapx / 2; x < max_x; x++, ax++) 1110 for (x = ob->x - socket.mapx / 2; x < max_x; x++, ax++)
1855 { 1111 {
1112 // check to see if we can simply go one right quickly
1113 ++nx;
1114 if (m && nx >= m->width)
1115 m = 0;
1856 1116
1117 if (!m)
1118 {
1119 nx = x; ny = y; m = plmap;
1120
1121 if (xy_normalise (m, nx, ny))
1122 m->touch ();
1123 else
1124 m = 0;
1125 }
1126
1127 int emask, mask;
1857 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1128 emask = mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1858 1129
1859 /* If this space is out of the normal viewable area, we only check
1860 * the heads value ax or ay will only be greater than what
1861 * the client wants if using the map1a command - this is because
1862 * if the map1a command is not used, max_x and max_y will be
1863 * set to lower values.
1864 */
1865 if (ax >= socket.mapx || ay >= socket.mapy)
1866 {
1867 int i, got_one;
1868
1869 oldlen = sl.length ();
1870
1871 sl << uint16 (mask);
1872
1873 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1874 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1875 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1876
1877 /* If all we are doing is sending 0 (blank) faces, we don't
1878 * actually need to send that - just the coordinates
1879 * with no faces tells the client to blank out the
1880 * space.
1881 */
1882 got_one = 0;
1883 for (i = oldlen + 2; i < sl.length (); i++)
1884 if (sl[i])
1885 got_one = 1;
1886
1887 if (got_one && (mask & 0xf))
1888 sl[oldlen + 1] = mask & 0xff;
1889 else
1890 { /*either all faces blank, either no face at all */
1891 if (mask & 0xf) /*at least 1 face, we know it's blank, only send coordinates */
1892 sl.reset (oldlen + 2);
1893 else
1894 sl.reset (oldlen);
1895 }
1896
1897 /*What concerns extendinfos, nothing to be done for now
1898 * (perhaps effects layer later)
1899 */
1900 continue; /* don't do processing below */
1901 }
1902
1903 MapCell &lastcell = socket.lastmap.cells[ax][ay]; 1130 MapCell &lastcell = socket.lastmap.cells[ax][ay];
1904
1905 d = pl->contr->blocked_los[ax][ay];
1906 1131
1907 /* If the coordinates are not valid, or it is too dark to see, 1132 /* If the coordinates are not valid, or it is too dark to see,
1908 * we tell the client as such 1133 * we tell the client as such
1909 */ 1134 */
1910 nx = x;
1911 ny = y;
1912 m = get_map_from_coord (pl->map, &nx, &ny);
1913
1914 if (!m) 1135 if (!m)
1915 { 1136 {
1916 /* space is out of map. Update space and clear values 1137 /* space is out of map. Update space and clear values
1917 * if this hasn't already been done. If the space is out 1138 * if this hasn't already been done. If the space is out
1918 * of the map, it shouldn't have a head 1139 * of the map, it shouldn't have a head
1919 */ 1140 */
1920 if (lastcell.count != -1) 1141 if (lastcell.count != -1)
1921 { 1142 {
1922 sl << uint16 (mask); 1143 sl << uint16 (mask);
1923 map_clearcell (&lastcell, 0, 0, 0, -1); 1144 map_clearcell (&lastcell, -1);
1924 } 1145 }
1146
1147 continue;
1925 } 1148 }
1149
1150 int d = pl->blocked_los[ax][ay];
1151
1926 else if (d > 3) 1152 if (d > 3)
1927 { 1153 {
1154
1928 int need_send = 0, count; 1155 int need_send = 0, count;
1929 1156
1930 /* This block deals with spaces that are not visible for whatever 1157 /* This block deals with spaces that are not visible for whatever
1931 * reason. Still may need to send the head for this space. 1158 * reason. Still may need to send the head for this space.
1932 */ 1159 */
1933 1160
1934 oldlen = sl.length (); 1161 oldlen = sl.length ();
1935 1162
1936 sl << uint16 (mask); 1163 sl << uint16 (mask);
… …
1938 if (lastcell.count != -1) 1165 if (lastcell.count != -1)
1939 need_send = 1; 1166 need_send = 1;
1940 1167
1941 count = -1; 1168 count = -1;
1942 1169
1943 if (socket.mapmode == Map1aCmd && have_head (ax, ay))
1944 {
1945 /* Now check to see if any heads need to be sent */
1946
1947 if (check_head (sl, socket, ax, ay, 2)) mask |= 0x4;
1948 if (check_head (sl, socket, ax, ay, 1)) mask |= 0x2;
1949 if (check_head (sl, socket, ax, ay, 0)) mask |= 0x1;
1950
1951 lastcell.count = count;
1952 }
1953 else
1954 {
1955 /* properly clear a previously sent big face */ 1170 /* properly clear a previously sent big face */
1956 if (lastcell.faces[0] != 0 || lastcell.faces[1] != 0 || lastcell.faces[2] != 0 1171 if (lastcell.faces[0] || lastcell.faces[1] || lastcell.faces[2]
1957 || lastcell.stat_hp || lastcell.flags || lastcell.player) 1172 || lastcell.stat_hp || lastcell.flags || lastcell.player)
1958 need_send = 1; 1173 need_send = 1;
1959 1174
1960 map_clearcell (&lastcell, 0, 0, 0, count); 1175 map_clearcell (&lastcell, count);
1961 }
1962 1176
1963 if ((mask & 0xf) || need_send) 1177 if ((mask & 0xf) || need_send)
1964 sl[oldlen + 1] = mask & 0xff; 1178 sl[oldlen + 1] = mask & 0xff;
1965 else 1179 else
1966 sl.reset (oldlen); 1180 sl.reset (oldlen);
1967 } 1181 }
1968 else 1182 else
1969 { 1183 {
1970 /* In this block, the space is visible or there are head objects 1184 /* In this block, the space is visible.
1971 * we need to send.
1972 */ 1185 */
1973 1186
1974 /* Rather than try to figure out what everything that we might 1187 /* Rather than try to figure out what everything that we might
1975 * need to send is, then form the packet after that, 1188 * need to send is, then form the packet after that,
1976 * we presume that we will in fact form a packet, and update 1189 * we presume that we will in fact form a packet, and update
… …
1979 * is done. 1192 * is done.
1980 * I think this is simpler than doing a bunch of checks to see 1193 * I think this is simpler than doing a bunch of checks to see
1981 * what if anything we need to send, setting the bits, then 1194 * what if anything we need to send, setting the bits, then
1982 * doing those checks again to add the real data. 1195 * doing those checks again to add the real data.
1983 */ 1196 */
1984 oldlen = sl.length (); 1197 oldlen = sl.length ();
1985 mask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4;
1986 eoldlen = esl.length (); 1198 eoldlen = esl.length ();
1987 emask = (ax & 0x3f) << 10 | (ay & 0x3f) << 4; 1199
1988 sl << uint16 (mask); 1200 sl << uint16 (mask);
1989
1990 if (socket.ext_mapinfos)
1991 esl << uint16 (emask);
1992 1201
1993 unsigned char dummy; 1202 unsigned char dummy;
1994 unsigned char *last_ext = &dummy; 1203 unsigned char *last_ext = &dummy;
1995 1204
1996 /* Darkness changed */ 1205 /* Darkness changed */
… …
2008 sl << uint8 (255 - 64 * d); 1217 sl << uint8 (255 - 64 * d);
2009 } 1218 }
2010 1219
2011 lastcell.count = d; 1220 lastcell.count = d;
2012 1221
1222 mapspace &ms = m->at (nx, ny);
1223 ms.update ();
1224
2013 if (socket.extmap) 1225 if (socket.extmap)
2014 { 1226 {
2015 uint8 stat_hp = 0; 1227 uint8 stat_hp = 0;
2016 uint8 stat_width = 0; 1228 uint8 stat_width = 0;
2017 uint8 flags = 0; 1229 uint8 flags = 0;
2018 UUID player = 0; 1230 tag_t player = 0;
2019 1231
2020 // send hp information, if applicable 1232 // send hp information, if applicable
2021 if (object *op = GET_MAP_FACE_OBJ (m, nx, ny, 0)) 1233 if (object *op = ms.faces_obj [0])
1234 if (op->is_head () && !op->invisible)
2022 { 1235 {
2023 if (op->head || op->invisible) 1236 if (op->stats.maxhp > op->stats.hp
2024 ; // do not show 1237 && op->stats.maxhp > 0
2025 else if (op->type == PLAYER 1238 && (op->type == PLAYER
1239 || op->type == DOOR // does not work, have maxhp 0
2026 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR)) 1240 || QUERY_FLAG (op, FLAG_MONSTER) || QUERY_FLAG (op, FLAG_ALIVE) || QUERY_FLAG (op, FLAG_GENERATOR)))
2027 {
2028 if (op->stats.maxhp > 0 && (unsigned) op->stats.maxhp > (unsigned) op->stats.hp)
2029 { 1241 {
2030 stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp; 1242 stat_hp = 255 - (op->stats.hp * 255 + 254) / op->stats.maxhp;
2031 stat_width = op->arch->tail_x; 1243 stat_width = op->arch->max_x - op->arch->x; //TODO: should be upper-left edge
2032 } 1244 }
2033 }
2034 1245
2035 if (op->msg && op->msg[0] == '@') 1246 if (op->msg && op->msg[0] == '@')
2036 flags |= 1; 1247 flags |= 1;
2037 1248
2038 if (op->type == PLAYER && op != pl) 1249 if (op->type == PLAYER && op != ob)
2039 player = op->count; 1250 player = op->count;
2040 } 1251 }
2041 1252
2042 if (lastcell.stat_hp != stat_hp) 1253 if (lastcell.stat_hp != stat_hp)
2043 { 1254 {
2044 lastcell.stat_hp = stat_hp; 1255 lastcell.stat_hp = stat_hp;
2045 1256
… …
2064 1275
2065 mask |= 0x8; 1276 mask |= 0x8;
2066 *last_ext |= 0x80; 1277 *last_ext |= 0x80;
2067 last_ext = &sl[sl.length ()]; 1278 last_ext = &sl[sl.length ()];
2068 1279
2069 sl << uint8 (0x47) << uint8 (8) << (uint64)player; 1280 sl << uint8 (0x47) << uint8 (4) << (uint32)player;
2070 } 1281 }
2071 1282
2072 if (lastcell.flags != flags) 1283 if (lastcell.flags != flags)
2073 { 1284 {
2074 lastcell.flags = flags; 1285 lastcell.flags = flags;
… …
2080 sl << uint8 (8) << uint8 (flags); 1291 sl << uint8 (8) << uint8 (flags);
2081 } 1292 }
2082 } 1293 }
2083 1294
2084 /* Floor face */ 1295 /* Floor face */
2085 if (update_space (sl, socket, m, nx, ny, ax, ay, 2)) 1296 if (update_space (sl, socket, ms, lastcell, 2))
2086 mask |= 0x4; 1297 mask |= 0x4;
2087 1298
2088 if (socket.EMI_smooth)
2089 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 2))
2090 emask |= 0x4;
2091
2092 /* Middle face */ 1299 /* Middle face */
2093 if (update_space (sl, socket, m, nx, ny, ax, ay, 1)) 1300 if (update_space (sl, socket, ms, lastcell, 1))
2094 mask |= 0x2; 1301 mask |= 0x2;
2095 1302
2096 if (socket.EMI_smooth) 1303 if (ms.player () == ob
2097 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 1)) 1304 && (ob->invisible & (ob->invisible < 50 ? 1 : 7)))
2098 emask |= 0x2;
2099
2100 if (nx == pl->x && ny == pl->y && pl->invisible & (pl->invisible < 50 ? 4 : 1))
2101 { 1305 {
1306 // force player to be visible to himself if invisible
2102 if (lastcell.faces[0] != pl->face->number) 1307 if (lastcell.faces[0] != ob->face)
2103 { 1308 {
2104 lastcell.faces[0] = pl->face->number; 1309 lastcell.faces[0] = ob->face;
1310
2105 mask |= 0x1; 1311 mask |= 0x1;
2106
2107 if (!(socket.faces_sent[pl->face->number] & NS_FACESENT_FACE))
2108 esrv_send_face (&socket, pl->face->number, 0);
2109
2110 sl << uint16 (pl->face->number); 1312 sl << uint16 (ob->face);
1313
1314 socket.send_faces (ob);
2111 } 1315 }
2112 } 1316 }
2113 else
2114 {
2115 /* Top face */ 1317 /* Top face */
2116 if (update_space (sl, socket, m, nx, ny, ax, ay, 0)) 1318 else if (update_space (sl, socket, ms, lastcell, 0))
2117 mask |= 0x1; 1319 mask |= 0x1;
2118
2119 if (socket.EMI_smooth)
2120 if (update_smooth (esl, socket, m, nx, ny, ax, ay, 0))
2121 emask |= 0x1;
2122 }
2123 1320
2124 /* Check to see if we are in fact sending anything for this 1321 /* Check to see if we are in fact sending anything for this
2125 * space by checking the mask. If so, update the mask. 1322 * space by checking the mask. If so, update the mask.
2126 * if not, reset the len to that from before adding the mask 1323 * if not, reset the len to that from before adding the mask
2127 * value, so we don't send those bits. 1324 * value, so we don't send those bits.
… …
2129 if (mask & 0xf) 1326 if (mask & 0xf)
2130 sl[oldlen + 1] = mask & 0xff; 1327 sl[oldlen + 1] = mask & 0xff;
2131 else 1328 else
2132 sl.reset (oldlen); 1329 sl.reset (oldlen);
2133 1330
1331 if (socket.ext_mapinfos)
1332 esl << uint16 (emask);
1333
1334 if (socket.EMI_smooth)
1335 {
1336 for (int layer = 2+1; layer--; )
1337 {
1338 object *ob = ms.faces_obj [layer];
1339
1340 // If there is no object for this space, or if the face for the object
1341 // is the blank face, set the smoothlevel to zero.
1342 int smoothlevel = ob && ob->face != blank_face ? ob->smoothlevel : 0;
1343
1344 // We've gotten what face we want to use for the object. Now see if
1345 // if it has changed since we last sent it to the client.
1346 if (lastcell.smooth[layer] != smoothlevel)
1347 {
1348 lastcell.smooth[layer] = smoothlevel;
1349 esl << uint8 (smoothlevel);
1350 emask |= 1 << layer;
1351 }
1352 }
1353
2134 if (emask & 0xf) 1354 if (emask & 0xf)
2135 esl[eoldlen + 1] = emask & 0xff; 1355 esl[eoldlen + 1] = emask & 0xff;
2136 else 1356 else
2137 esl.reset (eoldlen); 1357 esl.reset (eoldlen);
1358 }
2138 } /* else this is a viewable space */ 1359 } /* else this is a viewable space */
2139 } /* for x loop */ 1360 } /* for x loop */
2140 } /* for y loop */ 1361 } /* for y loop */
1362
1363 socket.flush_fx ();
2141 1364
2142 /* Verify that we in fact do need to send this */ 1365 /* Verify that we in fact do need to send this */
2143 if (socket.ext_mapinfos) 1366 if (socket.ext_mapinfos)
2144 { 1367 {
2145 if (!(sl.length () > startlen || socket.sent_scroll)) 1368 if (!(sl.length () > startlen || socket.sent_scroll))
2146 { 1369 {
2147 /* No map data will follow, so don't say the client 1370 /* No map data will follow, so don't say the client
2148 * it doesn't need draw! 1371 * it doesn't need draw!
2149 */ 1372 */
2150 ewhatflag &= (~EMI_NOREDRAW); 1373 ewhatflag &= ~EMI_NOREDRAW;
2151 esl[ewhatstart + 1] = ewhatflag & 0xff; 1374 esl[ewhatstart + 1] = ewhatflag & 0xff;
2152 } 1375 }
2153 1376
2154 if (esl.length () > estartlen) 1377 if (esl.length () > estartlen)
2155 socket.send_packet (esl); 1378 socket.send_packet (esl);
… …
2160 socket.send_packet (sl); 1383 socket.send_packet (sl);
2161 socket.sent_scroll = 0; 1384 socket.sent_scroll = 0;
2162 } 1385 }
2163} 1386}
2164 1387
2165/**
2166 * Draws client map.
2167 */
2168void
2169draw_client_map (object *pl)
2170{
2171 int i, j;
2172 sint16 ax, ay, nx, ny; /* ax and ay goes from 0 to max-size of arrays */
2173 New_Face *face, *floor;
2174 New_Face *floor2;
2175 int d, mflags;
2176 struct Map newmap;
2177 maptile *m, *pm;
2178
2179 if (pl->type != PLAYER)
2180 {
2181 LOG (llevError, "draw_client_map called with non player/non eric-server\n");
2182 return;
2183 }
2184
2185 pm = pl->map;
2186
2187 /* If player is just joining the game, he isn't here yet, so the map
2188 * can get swapped out. If so, don't try to send them a map. All will
2189 * be OK once they really log in.
2190 */
2191 if (pm == NULL || pm->in_memory != MAP_IN_MEMORY)
2192 return;
2193
2194 memset (&newmap, 0, sizeof (struct Map));
2195
2196 for (j = (pl->y - pl->contr->socket->mapy / 2); j < (pl->y + (pl->contr->socket->mapy + 1) / 2); j++)
2197 {
2198 for (i = (pl->x - pl->contr->socket->mapx / 2); i < (pl->x + (pl->contr->socket->mapx + 1) / 2); i++)
2199 {
2200 ax = i;
2201 ay = j;
2202 m = pm;
2203 mflags = get_map_flags (m, &m, ax, ay, &ax, &ay);
2204 if (mflags & P_OUT_OF_MAP)
2205 continue;
2206 if (mflags & P_NEED_UPDATE)
2207 update_position (m, ax, ay);
2208 /* If a map is visible to the player, we don't want to swap it out
2209 * just to reload it. This should really call something like
2210 * swap_map, but this is much more efficient and 'good enough'
2211 */
2212 if (mflags & P_NEW_MAP)
2213 m->timeout = 50;
2214 }
2215 }
2216 /* do LOS after calls to update_position */
2217 if (pl->contr->do_los)
2218 {
2219 update_los (pl);
2220 pl->contr->do_los = 0;
2221 }
2222
2223 /* Big maps need a different drawing mechanism to work */
2224 draw_client_map1 (pl);
2225}
2226
2227
2228/*****************************************************************************/ 1388/*****************************************************************************/
2229
2230/* GROS: The following one is used to allow a plugin to send a generic cmd to*/ 1389/* GROS: The following one is used to allow a plugin to send a generic cmd to*/
2231
2232/* a player. Of course, the client need to know the command to be able to */ 1390/* a player. Of course, the client need to know the command to be able to */
2233
2234/* manage it ! */ 1391/* manage it ! */
2235
2236/*****************************************************************************/ 1392/*****************************************************************************/
2237void 1393void
2238send_plugin_custom_message (object *pl, char *buf) 1394send_plugin_custom_message (object *pl, char *buf)
2239{ 1395{
2240 pl->contr->socket->send_packet (buf); 1396 pl->contr->ns->send_packet (buf);
2241} 1397}
2242 1398
2243/** 1399/**
2244 * This sends the skill number to name mapping. We ignore 1400 * This sends the skill number to name mapping. We ignore
2245 * the params - we always send the same info no matter what. 1401 * the params - we always send the same info no matter what.
… …
2251 sl << "replyinfo skill_info\n"; 1407 sl << "replyinfo skill_info\n";
2252 1408
2253 for (int i = 1; i < NUM_SKILLS; i++) 1409 for (int i = 1; i < NUM_SKILLS; i++)
2254 sl.printf ("%d:%s\n", i + CS_STAT_SKILLINFO, &skill_names[i]); 1410 sl.printf ("%d:%s\n", i + CS_STAT_SKILLINFO, &skill_names[i]);
2255 1411
2256 if (sl.length () >= MAXSOCKBUF) 1412 if (sl.length () > MAXSOCKBUF)
2257 { 1413 {
2258 LOG (llevError, "Buffer overflow in send_skill_info!\n"); 1414 LOG (llevError, "Buffer overflow in send_skill_info!\n");
2259 fatal (0); 1415 fatal (0);
2260 } 1416 }
2261 1417
… …
2274 sl << "replyinfo spell_paths\n"; 1430 sl << "replyinfo spell_paths\n";
2275 1431
2276 for (int i = 0; i < NRSPELLPATHS; i++) 1432 for (int i = 0; i < NRSPELLPATHS; i++)
2277 sl.printf ("%d:%s\n", 1 << i, spellpathnames[i]); 1433 sl.printf ("%d:%s\n", 1 << i, spellpathnames[i]);
2278 1434
2279 if (sl.length () >= MAXSOCKBUF) 1435 if (sl.length () > MAXSOCKBUF)
2280 { 1436 {
2281 LOG (llevError, "Buffer overflow in send_spell_paths!\n"); 1437 LOG (llevError, "Buffer overflow in send_spell_paths!\n");
2282 fatal (0); 1438 fatal (0);
2283 } 1439 }
2284 1440
… …
2290 * it then sends an updspell packet for each spell that has changed in this way 1446 * it then sends an updspell packet for each spell that has changed in this way
2291 */ 1447 */
2292void 1448void
2293esrv_update_spells (player *pl) 1449esrv_update_spells (player *pl)
2294{ 1450{
1451 if (!pl->ns)
1452 return;
1453
2295 if (!pl->socket->monitor_spells) 1454 if (!pl->ns->monitor_spells)
2296 return; 1455 return;
2297 1456
2298 for (object *spell = pl->ob->inv; spell; spell = spell->below) 1457 for (object *spell = pl->ob->inv; spell; spell = spell->below)
2299 { 1458 {
2300 if (spell->type == SPELL) 1459 if (spell->type == SPELL)
… …
2330 1489
2331 if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp); 1490 if (flags & UPD_SP_MANA ) sl << uint16 (spell->last_sp);
2332 if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace); 1491 if (flags & UPD_SP_GRACE ) sl << uint16 (spell->last_grace);
2333 if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat); 1492 if (flags & UPD_SP_DAMAGE) sl << uint16 (spell->last_eat);
2334 1493
2335 pl->socket->send_packet (sl); 1494 pl->ns->send_packet (sl);
2336 } 1495 }
2337 } 1496 }
2338 } 1497 }
2339} 1498}
2340 1499
2341void 1500void
2342esrv_remove_spell (player *pl, object *spell) 1501esrv_remove_spell (player *pl, object *spell)
2343{ 1502{
2344 if (!pl->socket->monitor_spells) 1503 if (!pl->ns->monitor_spells)
2345 return; 1504 return;
2346 1505
2347 if (!pl || !spell || spell->env != pl->ob) 1506 if (!pl || !spell || spell->env != pl->ob)
2348 { 1507 {
2349 LOG (llevError, "Invalid call to esrv_remove_spell"); 1508 LOG (llevError, "Invalid call to esrv_remove_spell");
2350 return; 1509 return;
2351 } 1510 }
2352 1511
2353 packet sl; 1512 packet sl ("delspell");
2354 1513
2355 sl << "delspell "
2356 << uint32 (spell->count); 1514 sl << uint32 (spell->count);
2357 1515
2358 pl->socket->send_packet (sl); 1516 pl->ns->send_packet (sl);
2359} 1517}
2360 1518
2361/* appends the spell *spell to the Socklist we will send the data to. */ 1519/* appends the spell *spell to the Socklist we will send the data to. */
2362static void 1520static void
2363append_spell (player *pl, packet &sl, object *spell) 1521append_spell (player *pl, packet &sl, object *spell)
2364{ 1522{
2365 int len, i, skill = 0; 1523 int i, skill = 0;
2366 1524
2367 if (!(spell->name)) 1525 if (!(spell->name))
2368 { 1526 {
2369 LOG (llevError, "item number %d is a spell with no name.\n", spell->count); 1527 LOG (llevError, "item number %d is a spell with no name.\n", spell->count);
2370 return; 1528 return;
… …
2383 { 1541 {
2384 skill = i + CS_STAT_SKILLINFO; 1542 skill = i + CS_STAT_SKILLINFO;
2385 break; 1543 break;
2386 } 1544 }
2387 } 1545 }
1546
1547 // spells better have a face
1548 if (!spell->face)
1549 {
1550 LOG (llevError, "%s: spell has no face, but face is mandatory.\n", &spell->name);
1551 spell->face = face_find ("burnout.x11", blank_face);
1552 }
1553
1554 pl->ns->send_face (spell->face);
2388 1555
2389 /* send the current values */ 1556 /* send the current values */
2390 sl << uint32 (spell->count) 1557 sl << uint32 (spell->count)
2391 << uint16 (spell->level) 1558 << uint16 (spell->level)
2392 << uint16 (spell->casting_time) 1559 << uint16 (spell->casting_time)
2393 << uint16 (spell->last_sp) 1560 << uint16 (spell->last_sp)
2394 << uint16 (spell->last_grace) 1561 << uint16 (spell->last_grace)
2395 << uint16 (spell->last_eat) 1562 << uint16 (spell->last_eat)
2396 << uint8 (skill) 1563 << uint8 (skill)
2397 << uint32 (spell->path_attuned) 1564 << uint32 (spell->path_attuned)
2398 << uint32 (spell->face ? spell->face->number : 0) 1565 << uint32 (spell->face)
2399 << data8 (spell->name) 1566 << data8 (spell->name)
2400 << data16 (spell->msg); 1567 << data16 (spell->msg);
2401} 1568}
2402 1569
2403/** 1570/**
… …
2411 { 1578 {
2412 LOG (llevError, "esrv_add_spells, tried to add a spell to a NULL player"); 1579 LOG (llevError, "esrv_add_spells, tried to add a spell to a NULL player");
2413 return; 1580 return;
2414 } 1581 }
2415 1582
2416 if (!pl->socket->monitor_spells) 1583 if (!pl->ns->monitor_spells)
2417 return; 1584 return;
2418 1585
2419 packet sl; 1586 packet sl ("addspell");
2420
2421 sl << "addspell ";
2422 1587
2423 if (!spell) 1588 if (!spell)
2424 { 1589 {
2425 for (spell = pl->ob->inv; spell != NULL; spell = spell->below) 1590 for (spell = pl->ob->inv; spell; spell = spell->below)
2426 { 1591 {
2427 /* were we to simply keep appending data here, we could exceed 1592 /* were we to simply keep appending data here, we could exceed
2428 * MAXSOCKBUF if the player has enough spells to add, we know that 1593 * MAXSOCKBUF if the player has enough spells to add, we know that
2429 * append_spells will always append 19 data bytes, plus 4 length 1594 * append_spells will always append 19 data bytes, plus 4 length
2430 * bytes and 3 strings (because that is the spec) so we need to 1595 * bytes and 3 strings (because that is the spec) so we need to
2431 * check that the length of those 3 strings, plus the 23 bytes, 1596 * check that the length of those 3 strings, plus the 23 bytes,
2432 * won't take us over the length limit for the socket, if it does, 1597 * won't take us over the length limit for the socket, if it does,
2433 * we need to send what we already have, and restart packet formation 1598 * we need to send what we already have, and restart packet formation
2434 */ 1599 */
1600 if (spell->type != SPELL)
1601 continue;
1602
2435 /* Seeing crashes by overflowed buffers. Quick arithemetic seems 1603 /* Seeing crashes by overflowed buffers. Quick arithemetic seems
2436 * to show add_spell is 26 bytes + 2 strings. However, the overun 1604 * to show add_spell is 26 bytes + 2 strings. However, the overun
2437 * is hundreds of bytes off, so correcting 22 vs 26 doesn't seem 1605 * is hundreds of bytes off, so correcting 22 vs 26 doesn't seem
2438 * like it will fix this 1606 * like it will fix this
2439 */ 1607 */
2440 if (spell->type != SPELL)
2441 continue;
2442
2443 if (sl.length () >= (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0)))) 1608 if (sl.length () > (MAXSOCKBUF - (26 + strlen (spell->name) + (spell->msg ? strlen (spell->msg) : 0))))
2444 { 1609 {
1610 pl->ns->flush_fx ();
2445 pl->socket->send_packet (sl); 1611 pl->ns->send_packet (sl);
2446 1612
2447 sl.reset (); 1613 sl.reset ();
2448 sl << "addspell "; 1614 sl << "addspell ";
2449 } 1615 }
2450 1616
… …
2457 return; 1623 return;
2458 } 1624 }
2459 else 1625 else
2460 append_spell (pl, sl, spell); 1626 append_spell (pl, sl, spell);
2461 1627
2462 if (sl.length () >= MAXSOCKBUF) 1628 if (sl.length () > MAXSOCKBUF)
2463 { 1629 {
2464 LOG (llevError, "Buffer overflow in esrv_add_spells!\n"); 1630 LOG (llevError, "Buffer overflow in esrv_add_spells!\n");
2465 fatal (0); 1631 fatal (0);
2466 } 1632 }
2467 1633
2468 /* finally, we can send the packet */ 1634 /* finally, we can send the packet */
1635 pl->ns->flush_fx ();
2469 pl->socket->send_packet (sl); 1636 pl->ns->send_packet (sl);
2470} 1637}
2471 1638

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