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Revision: 1.111
Committed: Sun Jun 24 04:09:29 2007 UTC (16 years, 11 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.110: +7 -7 lines
Log Message:
first rough cut of msg rewriting, introducing cfpod, a haxored pod variant for crossfire messgaes. where will it end?

File Contents

# Content
1 /*
2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5 * Copyright (©) 2001-2003,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
8 * Crossfire TRT is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the Free
10 * Software Foundation; either version 2 of the License, or (at your option)
11 * any later version.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 * for more details.
17 *
18 * You should have received a copy of the GNU General Public License along
19 * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51
20 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 *
22 * The authors can be reached via e-mail to <crossfire@schmorp.de>
23 */
24
25 #include <global.h>
26 #include <object.h>
27 #include <tod.h>
28
29 #include <sproto.h>
30 #include <time.h>
31
32 #include <../random_maps/random_map.h>
33 #include <../random_maps/rproto.h>
34 #include "path.h"
35
36 static char days[7][4] = {
37 "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
38 };
39
40 void
41 version (object *op)
42 {
43 new_draw_info_format (NDI_UNIQUE, 0, op, "This is Crossfire+ v%s", VERSION);
44
45 new_draw_info (NDI_UNIQUE, 0, op, "Authors and contributors to this program:");
46 new_draw_info (NDI_UNIQUE, 0, op, "Marc A. Lehmann <pcg@goof.com>");
47 new_draw_info (NDI_UNIQUE, 0, op, "Robin Redeker <elmex@x-paste.de>");
48 new_draw_info (NDI_UNIQUE, 0, op, "Pippijn van Steenhoven <pip88nl@gmail.com>");
49 new_draw_info (NDI_UNIQUE, 0, op, "");
50 new_draw_info (NDI_UNIQUE, 0, op, "Authors and contributors to the original Crossfire:");
51 new_draw_info (NDI_UNIQUE, 0, op, "Mark Wedel <mwedel@sonic.net>");
52 new_draw_info (NDI_UNIQUE, 0, op, "Frank Tore Johansen <frankj@ifi.uio.no>");
53 new_draw_info (NDI_UNIQUE, 0, op, "Kjetil Torgrim Homme <kjetilho@ifi.uio.no>");
54 new_draw_info (NDI_UNIQUE, 0, op, "Tyler Van Gorder <tvangod@ecst.csuchico.edu>");
55 new_draw_info (NDI_UNIQUE, 0, op, "Tony Elmroth <elmroth@cd.chalmers.se>");
56 new_draw_info (NDI_UNIQUE, 0, op, "Dougal Scott <dougal.scott@fcit.monasu.edu.au>");
57 new_draw_info (NDI_UNIQUE, 0, op, "William <wchuang@athena.mit.edu>");
58 new_draw_info (NDI_UNIQUE, 0, op, "Geoff Bailey <ftww@cs.su.oz.au>");
59 new_draw_info (NDI_UNIQUE, 0, op, "Kjetil Wiekhorst Jørgensen <jorgens@flipper.pvv.unit.no>");
60 new_draw_info (NDI_UNIQUE, 0, op, "Cameron Blackwood <c.blackwood@rdt.monash.edu.au>");
61 new_draw_info (NDI_UNIQUE, 0, op, "Joseph L. Traub <jtraub+@cmu.edu>");
62 new_draw_info (NDI_UNIQUE, 0, op, "Rupert G. Goldie <rgg@aaii.oz.au>");
63 new_draw_info (NDI_UNIQUE, 0, op, "Eric A. Anderson <eanders+@cmu.edu>");
64 new_draw_info (NDI_UNIQUE, 0, op, "Rickard Eneqvist <eneq@Prag.DoCS.UU.SE>");
65 new_draw_info (NDI_UNIQUE, 0, op, "Jarkko Sonninen <Jarkko.Sonninen@lut.fi>");
66 new_draw_info (NDI_UNIQUE, 0, op, "Karl Holland <kholland@sunlab.cit.cornell.du>");
67 new_draw_info (NDI_UNIQUE, 0, op, "Mikael Lundgren <vick@bern.docs.uu.se>");
68 new_draw_info (NDI_UNIQUE, 0, op, "Mikael Olsson <mol@meryl.csd.uu.se>");
69 new_draw_info (NDI_UNIQUE, 0, op, "Tero Haatanen <Tero.Haatanen@lut.fi>");
70 new_draw_info (NDI_UNIQUE, 0, op, "Lasse Ylitalo <ylitalo@student.docs.uu.se>");
71 new_draw_info (NDI_UNIQUE, 0, op, "Niilo Neuvo <anipa@guru.magic.fi>");
72 new_draw_info (NDI_UNIQUE, 0, op, "Markku J{rvinen <mta@modeemi.cs.tut.fi>");
73 new_draw_info (NDI_UNIQUE, 0, op, "Sylvain Meunier <meunier@inf.enst.fr>");
74 new_draw_info (NDI_UNIQUE, 0, op, "Jason Fosback <jfosback@darmok.uoregon.edu>");
75 new_draw_info (NDI_UNIQUE, 0, op, "Carl Edman <cedman@capitalist.princeton.edu>");
76 new_draw_info (NDI_UNIQUE, 0, op, "Charles Henrich <henrich@crh.cl.msu.edu>");
77 new_draw_info (NDI_UNIQUE, 0, op, "Gregor Schmid <schmid@fb3-s7.math.tu-berlin.de>");
78 new_draw_info (NDI_UNIQUE, 0, op, "Raphael Quinet <quinet@montefiore.ulg.ac.be>");
79 new_draw_info (NDI_UNIQUE, 0, op, "Jari Vanhala <jam@modeemi.cs.tut.fi>");
80 new_draw_info (NDI_UNIQUE, 0, op, "Tero Kivinen <kivinen@joker.cs.hut.fi>");
81 new_draw_info (NDI_UNIQUE, 0, op, "Peter Mardahl <peterm@soda.berkeley.edu>");
82 new_draw_info (NDI_UNIQUE, 0, op, "Matthew Zeher <matt@cs.odu.edu>");
83 new_draw_info (NDI_UNIQUE, 0, op, "Scott R. Turner <srt@sun-dimas.aero.org>");
84 new_draw_info (NDI_UNIQUE, 0, op, "Ben Fennema <huma@netcom.com>");
85 new_draw_info (NDI_UNIQUE, 0, op, "Nick Williams <njw@cs.city.ac.uk>");
86 new_draw_info (NDI_UNIQUE, 0, op, "Laurent Wacrenier <Wacren@Gin.ObsPM.Fr>");
87 new_draw_info (NDI_UNIQUE, 0, op, "Brian Thomas <thomas@astro.psu.edu>");
88 new_draw_info (NDI_UNIQUE, 0, op, "John Steven Moerk <jsm@axon.ksc.nasa.gov>");
89 new_draw_info (NDI_UNIQUE, 0, op, "Delbecq David <david.delbecq@mailandnews.com>");
90 new_draw_info (NDI_UNIQUE, 0, op, "Chachkoff Yann <yann.chachkoff@mailandnews.com>\n");
91 new_draw_info (NDI_UNIQUE, 0, op, "");
92 new_draw_info (NDI_UNIQUE, 0, op, "Images and art:");
93 new_draw_info (NDI_UNIQUE, 0, op, "Peter Gardner");
94 new_draw_info (NDI_UNIQUE, 0, op, "David Gervais <david_eg@mail.com>");
95 new_draw_info (NDI_UNIQUE, 0, op, "Mitsuhiro Itakura <ita@gold.koma.jaeri.go.jp>");
96 new_draw_info (NDI_UNIQUE, 0, op, "Hansjoerg Malthaner <hansjoerg.malthaner@danet.de>");
97 new_draw_info (NDI_UNIQUE, 0, op, "Mårten Woxberg <maxmc@telia.com>");
98 new_draw_info (NDI_UNIQUE, 0, op, "");
99 new_draw_info (NDI_UNIQUE, 0, op, "And many more!");
100 }
101
102 /* This is a basic little function to put the player back to his
103 * savebed. We do some error checking - its possible that the
104 * savebed map may no longer exist, so we make sure the player
105 * goes someplace.
106 */
107 void
108 enter_player_savebed (object *op)
109 {
110 object *tmp = object::create ();
111 EXIT_PATH (tmp) = op->contr->savebed_map;
112 EXIT_X (tmp) = op->contr->bed_x;
113 EXIT_Y (tmp) = op->contr->bed_y;
114 op->enter_exit (tmp);
115 tmp->destroy ();
116 }
117
118 /*
119 * enter_map(): Moves the player and pets from current map (if any) to
120 * new map. map, x, y must be set. map is the map we are moving the
121 * player to - it could be the map he just came from if the load failed for
122 * whatever reason. If default map coordinates are to be used, then
123 * the function that calls this should figure them out.
124 */
125 void
126 object::enter_map (maptile *newmap, int x, int y)
127 {
128 if (destroyed () || !newmap || newmap->in_memory != MAP_IN_MEMORY)
129 return;
130
131 if (out_of_map (newmap, x, y))
132 {
133 LOG (llevError, "enter_map: supplied coordinates are not within the map! (%s: %d, %d)\n", &newmap->path, x, y);
134 x = newmap->enter_x;
135 y = newmap->enter_y;
136 if (out_of_map (newmap, x, y))
137 {
138 LOG (llevError, "enter_map: map %s provides invalid default enter location (%d, %d) > (%d, %d)\n",
139 &newmap->path, x, y, newmap->width, newmap->height);
140 new_draw_info (NDI_UNIQUE, 0, this, "The exit is closed");
141 return;
142 }
143 }
144
145 if (contr && map != newmap && map)
146 if (INVOKE_MAP (LEAVE, map, ARG_PLAYER (contr)))
147 return;
148
149 // remove, so stupid ob_locked does not trigger a failure
150 remove ();
151
152 /* try to find a spot for the player */
153 if (ob_blocked (this, newmap, x, y))
154 { /* First choice blocked */
155 /* We try to find a spot for the player, starting closest in.
156 * We could use find_first_free_spot, but that doesn't randomize it at all,
157 * So for example, if the north space is free, you would always end up there even
158 * if other spaces around are available.
159 * Note that for the second and third calls, we could start at a position other
160 * than one, but then we could end up on the other side of walls and so forth.
161 */
162 int i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE1 + 1);
163
164 if (i == -1)
165 {
166 i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE2 + 1);
167 if (i == -1)
168 i = find_free_spot (this, newmap, x, y, 1, SIZEOFFREE);
169 }
170
171 if (i != -1)
172 {
173 x += freearr_x[i];
174 y += freearr_y[i];
175 }
176 else
177 /* not much we can do in this case. */
178 LOG (llevInfo, "enter_map: Could not find free spot for player - will dump on top of object (%s: %d, %d)\n", &newmap->path, x, y);
179 }
180
181 if (contr && map != newmap)
182 {
183 if (INVOKE_PLAYER (MAP_CHANGE, contr, ARG_MAP (newmap), ARG_INT (x), ARG_INT (y)))
184 return;
185
186 if (INVOKE_MAP (ENTER, newmap, ARG_PLAYER (contr), ARG_INT (x), ARG_INT (y)))
187 return;
188 }
189
190 this->x = x;
191 this->y = y;
192 map = newmap;
193
194 insert_ob_in_map (this, map, 0, INS_NO_WALK_ON);
195
196 enemy = 0;
197
198 if (contr)
199 {
200 contr->maplevel = newmap->path;
201 contr->count = 0;
202 }
203
204 /* Update any golems */
205 if (type == PLAYER)
206 if (object *golem = contr->golem)
207 {
208 int i = find_free_spot (golem, newmap, x, y, 1, SIZEOFFREE);
209
210 if (i < 0)
211 golem->destroy ();
212 else
213 {
214 newmap->insert (golem, x + freearr_x[i], y + freearr_y[i]);
215 golem->direction = find_dir_2 (x - golem->x, y - golem->y);
216 }
217 }
218
219 /* since the players map is already loaded, we don't need to worry
220 * about pending objects.
221 */
222 remove_all_pets (newmap);
223 }
224
225 /* process_players1 and process_players2 do all the player related stuff.
226 * I moved it out of process events and process_map. This was to some
227 * extent for debugging as well as to get a better idea of the time used
228 * by the various functions. process_players1() does the processing before
229 * objects have been updated, process_players2() does the processing that
230 * is needed after the players have been updated.
231 */
232 static void
233 process_players1 ()
234 {
235 /* Basically, we keep looping until all the players have done their actions. */
236 for (int flag = 1; flag != 0;)
237 {
238 flag = 0;
239 for_all_players (pl)
240 {
241 pl->refcnt_chk ();
242
243 if (expect_false (!pl->ob || !pl->ns || !pl->ob->active))
244 continue;
245
246 if (handle_newcs_player (pl->ob))
247 flag = 1;
248 }
249 }
250
251 for_all_players (pl)
252 {
253 object *ob = pl->ob;
254
255 if (expect_false (!ob || !pl->ns || !ob->active))
256 continue;
257
258 do_some_living (ob);
259 }
260 }
261
262 static void
263 process_players2 ()
264 {
265 /* Then check if any players should use weapon-speed instead of speed */
266 for_all_players (pl)
267 {
268 pl->weapon_sp_left = min (pl->weapon_sp, pl->weapon_sp_left + pl->weapon_sp);
269 pl->ob->speed_left = min (pl->ob->speed, pl->ob->speed_left + pl->ob->speed);
270 }
271 }
272
273 void
274 process_events ()
275 {
276 process_players1 ();
277
278 for_all_actives (op)
279 {
280 /* Now process op */
281 if (expect_false (QUERY_FLAG (op, FLAG_FREED)))
282 {
283 LOG (llevError, "BUG: process_events(): Free object on list\n");
284 op->set_speed (0);
285 continue;
286 }
287
288 if (expect_false (!op->has_active_speed ()))
289 {
290 LOG (llevError, "BUG: process_events(): Object %s has no speed (%f), "
291 "but is on active list\n", op->debug_desc (), op->speed);
292 op->set_speed (0);
293 continue;
294 }
295
296 if (expect_false (op->flag [FLAG_REMOVED]))
297 {
298 LOG (llevError, "BUG: process_events(): removed object is on active list: %s\n",
299 op->debug_desc ());
300 op->set_speed (0);
301 continue;
302 }
303
304 /* Animate the object. Bug or feature that anim_speed
305 * is based on ticks, and not the creatures speed?
306 */
307 if (op->anim_speed && op->last_anim >= op->anim_speed)
308 {
309 animate_object (op, op->contr ? op->facing : op->direction);
310 op->last_anim = 1;
311 }
312 else
313 ++op->last_anim;
314
315 if (op->speed_left > 0.f)
316 {
317 --op->speed_left;
318 process_object (op);
319
320 if (op->destroyed ())
321 continue;
322 }
323
324 if (!op->contr)
325 op->speed_left = min (abs (op->speed), op->speed_left + abs (op->speed));
326 }
327
328 process_players2 ();
329 }
330
331 /* clean up everything before exiting */
332 void
333 emergency_save ()
334 {
335 LOG (llevDebug, "emergency save begin.\n");
336
337 cfperl_emergency_save ();
338
339 LOG (llevDebug, "saving book archive.\n");
340 write_book_archive ();
341
342 LOG (llevDebug, "emergency save done.\n");
343 }
344
345 // send all clients some informational text
346 static void
347 cleanup_inform (const char *cause, bool make_core)
348 {
349 int flags = NDI_UNIQUE | NDI_ALL | (make_core ? NDI_RED : NDI_GREEN);
350
351 new_draw_info_format (flags, 0, 0, "The server will now shutdown.");
352 new_draw_info_format (flags, 0, 0, "Cause for this shutdown: %s", cause);
353
354 if (make_core)
355 new_draw_info_format (flags, 0, 0, "This is considered a crash, but all maps and players have been saved.");
356 else
357 new_draw_info_format (flags, 0, 0, "This is considered to be a clean shutdown, and all maps and players will be saved now.");
358
359 new_draw_info_format (flags, 0, 0, "%s", CLEANUP_MESSAGE);
360
361 flush_sockets ();
362 }
363
364 /* clean up everything before exiting */
365 void
366 cleanup (const char *cause, bool make_core)
367 {
368 if (make_core)
369 fork_abort (cause);
370
371 LOG (llevError, "cleanup cause: %s\n", cause);
372
373 if (!make_core)
374 cleanup_inform (cause, make_core);
375
376 LOG (llevDebug, "cleanup begin.\n");
377
378 if (init_done && !in_cleanup)
379 {
380 in_cleanup = true;
381 emergency_save ();
382 }
383 else
384 in_cleanup = true;
385
386 LOG (llevDebug, "running cleanup handlers.\n");
387 INVOKE_GLOBAL (CLEANUP);
388
389 LOG (llevDebug, "cleanup done.\n");
390
391 if (make_core)
392 {
393 cleanup_inform (cause, make_core);
394 cfperl_cleanup (make_core);
395 _exit (1);
396 }
397 else
398 {
399 new_draw_info_format (NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "Maps and players successfully saved, exiting.");
400 new_draw_info_format (NDI_UNIQUE | NDI_ALL | NDI_GREEN, 0, 0, "And again: " CLEANUP_MESSAGE);
401 flush_sockets ();
402 cfperl_cleanup (make_core);
403 _exit (0);
404 }
405 }
406
407 int
408 forbid_play (void)
409 {
410 #if !defined(_IBMR2) && !defined(___IBMR2) && defined(PERM_FILE)
411 char buf[MAX_BUF], day[MAX_BUF];
412 FILE *fp;
413 time_t clock;
414 struct tm *tm;
415 int i, start, stop, forbit = 0, comp;
416
417 clock = time (NULL);
418 tm = (struct tm *) localtime (&clock);
419
420 sprintf (buf, "%s/%s", settings.confdir, PERM_FILE);
421 if ((fp = open_and_uncompress (buf, 0, &comp)) == NULL)
422 return 0;
423
424 while (fgets (buf, MAX_BUF, fp))
425 {
426 if (buf[0] == '#')
427 continue;
428
429 if (!strncmp (buf, "msg", 3))
430 {
431 if (forbit)
432 while (fgets (buf, MAX_BUF, fp)) /* print message */
433 fputs (buf, logfile);
434 break;
435 }
436 else if (sscanf (buf, "%s %d%*c%d\n", day, &start, &stop) != 3)
437 {
438 LOG (llevDebug, "Warning: Incomplete line in permission file ignored.\n");
439 continue;
440 }
441
442 for (i = 0; i < 7; i++)
443 {
444 if (!strncmp (buf, days[i], 3) && (tm->tm_wday == i) && (tm->tm_hour >= start) && (tm->tm_hour < stop))
445 forbit = 1;
446 }
447 }
448
449 close_and_delete (fp, comp);
450
451 return forbit;
452 #else
453 return 0;
454 #endif
455 }
456
457 /*
458 * do_specials() is a collection of functions to call from time to time.
459 * Modified 2000-1-14 MSW to use the global pticks count to determine how
460 * often to do things. This will allow us to spred them out more often.
461 * I use prime numbers for the factor count - in that way, it is less likely
462 * these actions will fall on the same tick (compared to say using 500/2500/15000
463 * which would mean on that 15,000 tick count a whole bunch of stuff gets
464 * done). Of course, there can still be times where multiple specials are
465 * done on the same tick, but that will happen very infrequently
466 *
467 * I also think this code makes it easier to see how often we really are
468 * doing the various things.
469 */
470 void
471 do_specials (void)
472 {
473 if (expect_false (!(pticks % TICKS_PER_HOUR)))
474 adjust_daylight ();
475
476 if (expect_false (!(pticks % 7)))
477 shstr::gc ();
478
479 if (expect_false (!(pticks % 2503)))
480 fix_weight (); /* Hack to fix weightproblems caused by bugs */
481
482 if (expect_false (!(pticks % 5003)))
483 write_book_archive ();
484
485 if (expect_false (!(pticks % 5009)))
486 clean_friendly_list ();
487
488 if (expect_false (!(pticks % 5011)))
489 obsolete_parties ();
490
491 if (expect_false (!(pticks % 12503)))
492 fix_luck ();
493 }
494
495 void
496 server_tick ()
497 {
498 // first do the user visible stuff
499 doeric_server ();
500 INVOKE_GLOBAL (CLOCK);
501 process_events (); /* "do" something with objects with speed */
502 flush_sockets ();
503
504 // then do some bookkeeping, should not really be here
505 do_specials (); /* Routines called from time to time. */
506 attachable::check_mortals ();
507
508 ++pticks;
509 }
510
511 #if 0
512 // used fro benchmarking (x86/amd64-specific)
513 typedef unsigned long tval;
514 typedef unsigned long long stamp64;
515
516 extern inline tval
517 stamp (void)
518 {
519 tval tsc;
520 asm volatile ("rdtsc":"=a" (tsc)::"edx");
521
522 return tsc;
523 }
524
525 extern inline tval
526 measure (tval t)
527 {
528 tval tsc;
529 asm volatile ("rdtsc":"=a" (tsc)::"edx");
530
531 if (tsc > t)
532 return tsc - t;
533 else
534 return t - tsc;
535 }
536
537 int
538 main (int argc, char **argv)
539 {
540 rand_gen rg(0);
541 tval fastest = 0x7fffffff;
542 for (int loop = 10000; loop--; )
543 {
544 tval s = stamp ();
545 volatile int i = rg.get_int(25);
546 fastest = min (fastest, measure (s));
547 }
548
549 //printf ("fastest %d\n", fastest);
550 for (int i = 0; i < 1024*1024*3; ++i)
551 {
552 char c = rg.get_int (256);
553 write (2, &c, 1);
554 }
555 }
556
557 #else
558
559 // normal main
560 int
561 main (int argc, char **argv)
562 {
563 settings.argc = argc;
564 settings.argv = argv;
565
566 init (argc, argv);
567
568 initPlugins ();
569
570 for (;;)
571 cfperl_main ();
572 }
573 #endif
574