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Comparing deliantra/server/common/object.C (file contents):
Revision 1.38 by root, Wed Sep 13 01:09:24 2006 UTC vs.
Revision 1.68 by root, Mon Dec 18 02:35:00 2006 UTC

1
2/* 1/*
3 CrossFire, A Multiplayer game for X-windows 2 CrossFire, A Multiplayer game for X-windows
4 3
5 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 4 Copyright (C) 2001 Mark Wedel & Crossfire Development Team
6 Copyright (C) 1992 Frank Tore Johansen 5 Copyright (C) 1992 Frank Tore Johansen
17 16
18 You should have received a copy of the GNU General Public License 17 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software 18 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 20
22 The authors can be reached via e-mail at crossfire-devel@real-time.com 21 The authors can be reached via e-mail at <crossfire@schmorp.de>
23*/ 22*/
24 23
25/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. 24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
26 sub/add_weight will transcend the environment updating the carrying 25 sub/add_weight will transcend the environment updating the carrying
27 variable. */ 26 variable. */
31#include <sys/uio.h> 30#include <sys/uio.h>
32#include <object.h> 31#include <object.h>
33#include <funcpoint.h> 32#include <funcpoint.h>
34#include <loader.h> 33#include <loader.h>
35 34
35#include <bitset>
36
36int nrofallocobjects = 0; 37int nrofallocobjects = 0;
38static UUID uuid;
39const uint64 UUID_SKIP = 1<<19;
37 40
38object *objects; /* Pointer to the list of used objects */
39object *active_objects; /* List of active objects that need to be processed */ 41object *active_objects; /* List of active objects that need to be processed */
40 42
41short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1, 43short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
42 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1 44 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
43}; 45};
50int freedir[SIZEOFFREE] = { 52int freedir[SIZEOFFREE] = {
51 0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8, 53 0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
52 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8 54 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
53}; 55};
54 56
57static void
58write_uuid (void)
59{
60 char filename1[MAX_BUF], filename2[MAX_BUF];
61
62 sprintf (filename1, "%s/uuid", settings.localdir);
63 sprintf (filename2, "%s/uuid~", settings.localdir);
64
65 FILE *fp;
66
67 if (!(fp = fopen (filename2, "w")))
68 {
69 LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
70 return;
71 }
72
73 fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
74 fclose (fp);
75 rename (filename2, filename1);
76}
77
78static void
79read_uuid (void)
80{
81 char filename[MAX_BUF];
82
83 sprintf (filename, "%s/uuid", settings.localdir);
84
85 FILE *fp;
86
87 if (!(fp = fopen (filename, "r")))
88 {
89 if (errno == ENOENT)
90 {
91 LOG (llevInfo, "RESET uid to 1\n");
92 uuid.seq = 0;
93 write_uuid ();
94 return;
95 }
96
97 LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
98 _exit (1);
99 }
100
101 int version;
102 unsigned long long uid;
103 if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1)
104 {
105 LOG (llevError, "FATAL: error reading uid from %s!\n", filename);
106 _exit (1);
107 }
108
109 uuid.seq = uid;
110 write_uuid ();
111 LOG (llevDebug, "read UID: %" PRId64 "\n", uid);
112 fclose (fp);
113}
114
115UUID
116gen_uuid ()
117{
118 UUID uid;
119
120 uid.seq = ++uuid.seq;
121
122 if (!(uuid.seq & (UUID_SKIP - 1)))
123 write_uuid ();
124
125 return uid;
126}
127
128void
129init_uuid ()
130{
131 read_uuid ();
132}
133
55/* Returns TRUE if every key_values in wants has a partner with the same value in has. */ 134/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
56static int 135static int
57compare_ob_value_lists_one (const object *wants, const object *has) 136compare_ob_value_lists_one (const object *wants, const object *has)
58{ 137{
59 key_value *wants_field; 138 key_value *wants_field;
106 * 185 *
107 * Note that this function appears a lot longer than the macro it 186 * Note that this function appears a lot longer than the macro it
108 * replaces - this is mostly for clarity - a decent compiler should hopefully 187 * replaces - this is mostly for clarity - a decent compiler should hopefully
109 * reduce this to the same efficiency. 188 * reduce this to the same efficiency.
110 * 189 *
111 * Check nrof variable *before* calling CAN_MERGE() 190 * Check nrof variable *before* calling can_merge()
112 * 191 *
113 * Improvements made with merge: Better checking on potion, and also 192 * Improvements made with merge: Better checking on potion, and also
114 * check weight 193 * check weight
115 */ 194 */
116 195
117bool object::can_merge (object *ob1, object *ob2) 196bool object::can_merge_slow (object *ob1, object *ob2)
118{ 197{
119 /* A couple quicksanity checks */ 198 /* A couple quicksanity checks */
120 if ((ob1 == ob2) || (ob1->type != ob2->type)) 199 if (ob1 == ob2
200 || ob1->type != ob2->type
201 || ob1->speed != ob2->speed
202 || ob1->value != ob2->value
203 || ob1->name != ob2->name)
121 return 0; 204 return 0;
122 205
123 if (ob1->speed != ob2->speed) 206 //TODO: this ain't working well, use nicer and correct overflow check
124 return 0;
125
126 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that 207 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that
127 * value could not be stored in a sint32 (which unfortunately sometimes is 208 * value could not be stored in a sint32 (which unfortunately sometimes is
128 * used to store nrof). 209 * used to store nrof).
129 */ 210 */
130 if (ob1->nrof + ob2->nrof >= 1UL << 31) 211 if (ob1->nrof + ob2->nrof >= 1UL << 31)
141 222
142 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 223 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
143 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 224 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
144 225
145 226
146 /* the 0x400000 on flags2 is FLAG_INV_LOCK. I don't think something 227 if ((ob1->flags ^ ob2->flags).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()
147 * being locked in inventory should prevent merging. 228 || ob1->arch != ob2->arch
148 * 0x4 in flags3 is CLIENT_SENT
149 */
150 if ((ob1->arch != ob2->arch) ||
151 (ob1->flags[0] != ob2->flags[0]) ||
152 (ob1->flags[1] != ob2->flags[1]) ||
153 ((ob1->flags[2] & ~0x400000) != (ob2->flags[2] & ~0x400000)) ||
154 ((ob1->flags[3] & ~0x4) != (ob2->flags[3] & ~0x4)) ||
155 (ob1->name != ob2->name) || 229 || ob1->name != ob2->name
156 (ob1->title != ob2->title) || 230 || ob1->title != ob2->title
157 (ob1->msg != ob2->msg) || 231 || ob1->msg != ob2->msg
158 (ob1->weight != ob2->weight) || 232 || ob1->weight != ob2->weight
159 (memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist)) != 0) || 233 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
160 (memcmp (&ob1->stats, &ob2->stats, sizeof (ob1->stats)) != 0) || 234 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
161 (ob1->attacktype != ob2->attacktype) || 235 || ob1->attacktype != ob2->attacktype
162 (ob1->magic != ob2->magic) || 236 || ob1->magic != ob2->magic
163 (ob1->slaying != ob2->slaying) || 237 || ob1->slaying != ob2->slaying
164 (ob1->skill != ob2->skill) || 238 || ob1->skill != ob2->skill
165 (ob1->value != ob2->value) || 239 || ob1->value != ob2->value
166 (ob1->animation_id != ob2->animation_id) || 240 || ob1->animation_id != ob2->animation_id
167 (ob1->client_type != ob2->client_type) || 241 || ob1->client_type != ob2->client_type
168 (ob1->materialname != ob2->materialname) || 242 || ob1->materialname != ob2->materialname
169 (ob1->lore != ob2->lore) || 243 || ob1->lore != ob2->lore
170 (ob1->subtype != ob2->subtype) || 244 || ob1->subtype != ob2->subtype
171 (ob1->move_type != ob2->move_type) || 245 || ob1->move_type != ob2->move_type
172 (ob1->move_block != ob2->move_block) || 246 || ob1->move_block != ob2->move_block
173 (ob1->move_allow != ob2->move_allow) || 247 || ob1->move_allow != ob2->move_allow
174 (ob1->move_on != ob2->move_on) || 248 || ob1->move_on != ob2->move_on
175 (ob1->move_off != ob2->move_off) || (ob1->move_slow != ob2->move_slow) || (ob1->move_slow_penalty != ob2->move_slow_penalty)) 249 || ob1->move_off != ob2->move_off
250 || ob1->move_slow != ob2->move_slow
251 || ob1->move_slow_penalty != ob2->move_slow_penalty)
176 return 0; 252 return 0;
177 253
178 /* This is really a spellbook check - really, we should 254 /* This is really a spellbook check - really, we should
179 * check all objects in the inventory. 255 * check all objects in the inventory.
180 */ 256 */
183 /* if one object has inventory but the other doesn't, not equiv */ 259 /* if one object has inventory but the other doesn't, not equiv */
184 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv)) 260 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))
185 return 0; 261 return 0;
186 262
187 /* Now check to see if the two inventory objects could merge */ 263 /* Now check to see if the two inventory objects could merge */
188 if (!CAN_MERGE (ob1->inv, ob2->inv)) 264 if (!object::can_merge (ob1->inv, ob2->inv))
189 return 0; 265 return 0;
190 266
191 /* inventory ok - still need to check rest of this object to see 267 /* inventory ok - still need to check rest of this object to see
192 * if it is valid. 268 * if it is valid.
193 */ 269 */
297 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump. 373 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
298 * Some error messages. 374 * Some error messages.
299 * The result of the dump is stored in the static global errmsg array. 375 * The result of the dump is stored in the static global errmsg array.
300 */ 376 */
301 377
302void 378char *
303dump_object2 (object *op)
304{
305 errmsg[0] = 0;
306 return;
307 //TODO//D#d#
308#if 0
309 char *cp;
310
311/* object *tmp;*/
312
313 if (op->arch != NULL)
314 {
315 strcat (errmsg, "arch ");
316 strcat (errmsg, op->arch->name ? op->arch->name : "(null)");
317 strcat (errmsg, "\n");
318 if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
319 strcat (errmsg, cp);
320# if 0
321 /* Don't dump player diffs - they are too long, mostly meaningless, and
322 * will overflow the buffer.
323 * Changed so that we don't dump inventory either. This may
324 * also overflow the buffer.
325 */
326 if (op->type != PLAYER && (cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
327 strcat (errmsg, cp);
328 for (tmp = op->inv; tmp; tmp = tmp->below)
329 dump_object2 (tmp);
330# endif
331 strcat (errmsg, "end\n");
332 }
333 else
334 {
335 strcat (errmsg, "Object ");
336 if (op->name == NULL)
337 strcat (errmsg, "(null)");
338 else
339 strcat (errmsg, op->name);
340 strcat (errmsg, "\n");
341# if 0
342 if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
343 strcat (errmsg, cp);
344 for (tmp = op->inv; tmp; tmp = tmp->below)
345 dump_object2 (tmp);
346# endif
347 strcat (errmsg, "end\n");
348 }
349#endif
350}
351
352/*
353 * Dumps an object. Returns output in the static global errmsg array.
354 */
355
356void
357dump_object (object *op) 379dump_object (object *op)
358{ 380{
359 if (op == NULL) 381 if (!op)
360 { 382 return strdup ("[NULLOBJ]");
361 strcpy (errmsg, "[NULL pointer]");
362 return;
363 }
364 errmsg[0] = '\0';
365 dump_object2 (op);
366}
367 383
368void 384 object_freezer freezer;
369dump_all_objects (void) 385 save_object (freezer, op, 3);
370{ 386 return freezer.as_string ();
371 object *op;
372
373 for (op = objects; op != NULL; op = op->next)
374 {
375 dump_object (op);
376 fprintf (logfile, "Object %d\n:%s\n", op->count, errmsg);
377 }
378} 387}
379 388
380/* 389/*
381 * get_nearest_part(multi-object, object 2) returns the part of the 390 * get_nearest_part(multi-object, object 2) returns the part of the
382 * multi-object 1 which is closest to the second object. 391 * multi-object 1 which is closest to the second object.
402 */ 411 */
403 412
404object * 413object *
405find_object (tag_t i) 414find_object (tag_t i)
406{ 415{
407 object *op; 416 for (object *op = object::first; op; op = op->next)
408
409 for (op = objects; op != NULL; op = op->next)
410 if (op->count == i) 417 if (op->count == i)
411 break; 418 return op;
419
412 return op; 420 return 0;
413} 421}
414 422
415/* 423/*
416 * Returns the first object which has a name equal to the argument. 424 * Returns the first object which has a name equal to the argument.
417 * Used only by the patch command, but not all that useful. 425 * Used only by the patch command, but not all that useful.
422find_object_name (const char *str) 430find_object_name (const char *str)
423{ 431{
424 shstr_cmp str_ (str); 432 shstr_cmp str_ (str);
425 object *op; 433 object *op;
426 434
427 for (op = objects; op != NULL; op = op->next) 435 for (op = object::first; op != NULL; op = op->next)
428 if (op->name == str_) 436 if (op->name == str_)
429 break; 437 break;
430 438
431 return op; 439 return op;
432} 440}
433 441
434void 442void
435free_all_object_data () 443free_all_object_data ()
436{ 444{
437 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects); 445 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
438}
439
440/*
441 * Returns the object which this object marks as being the owner.
442 * A id-scheme is used to avoid pointing to objects which have been
443 * freed and are now reused. If this is detected, the owner is
444 * set to NULL, and NULL is returned.
445 * Changed 2004-02-12 - if the player is setting at the play again
446 * prompt, he is removed, and we don't want to treat him as an owner of
447 * anything, so check removed flag. I don't expect that this should break
448 * anything - once an object is removed, it is basically dead anyways.
449 */
450object *
451object::get_owner ()
452{
453 if (!owner
454 || QUERY_FLAG (owner, FLAG_FREED)
455 || QUERY_FLAG (owner, FLAG_REMOVED))
456 owner = 0;
457
458 return owner;
459} 446}
460 447
461/* 448/*
462 * Sets the owner and sets the skill and exp pointers to owner's current 449 * Sets the owner and sets the skill and exp pointers to owner's current
463 * skill and experience objects. 450 * skill and experience objects.
533 520
534 /* What is not cleared is next, prev, and count */ 521 /* What is not cleared is next, prev, and count */
535 522
536 expmul = 1.0; 523 expmul = 1.0;
537 face = blank_face; 524 face = blank_face;
538 attacked_by_count = -1;
539 525
540 if (settings.casting_time) 526 if (settings.casting_time)
541 casting_time = -1; 527 casting_time = -1;
542} 528}
543 529
544void object::clone (object *destination)
545{
546 *(object_copy *)destination = *this;
547 *(object_pod *)destination = *this;
548
549 if (self || cb)
550 INVOKE_OBJECT (CLONE, this, ARG_OBJECT (destination));
551}
552
553/* 530/*
554 * copy object first frees everything allocated by the second object, 531 * copy_to first frees everything allocated by the dst object,
555 * and then copies the contends of the first object into the second 532 * and then copies the contents of itself into the second
556 * object, allocating what needs to be allocated. Basically, any 533 * object, allocating what needs to be allocated. Basically, any
557 * data that is malloc'd needs to be re-malloc/copied. Otherwise, 534 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
558 * if the first object is freed, the pointers in the new object 535 * if the first object is freed, the pointers in the new object
559 * will point at garbage. 536 * will point at garbage.
560 */ 537 */
561void 538void
562copy_object (object *op2, object *op) 539object::copy_to (object *dst)
563{ 540{
564 bool is_freed = QUERY_FLAG (op, FLAG_FREED); 541 bool is_freed = QUERY_FLAG (dst, FLAG_FREED);
565 bool is_removed = QUERY_FLAG (op, FLAG_REMOVED); 542 bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);
566 543
567 op2->clone (op); 544 *(object_copy *)dst = *this;
545 *(object_pod *)dst = *this;
546
547 if (self || cb)
548 INVOKE_OBJECT (CLONE, this, ARG_OBJECT (dst));
568 549
569 if (is_freed) 550 if (is_freed)
570 SET_FLAG (op, FLAG_FREED); 551 SET_FLAG (dst, FLAG_FREED);
552
571 if (is_removed) 553 if (is_removed)
572 SET_FLAG (op, FLAG_REMOVED); 554 SET_FLAG (dst, FLAG_REMOVED);
573 555
574 if (op2->speed < 0) 556 if (speed < 0)
575 op->speed_left = op2->speed_left - RANDOM () % 200 / 100.0; 557 dst->speed_left = speed_left - RANDOM () % 200 / 100.0;
576 558
577 /* Copy over key_values, if any. */ 559 /* Copy over key_values, if any. */
578 if (op2->key_values) 560 if (key_values)
579 { 561 {
580 key_value *tail = 0; 562 key_value *tail = 0;
581 key_value *i; 563 key_value *i;
582 564
583 op->key_values = 0; 565 dst->key_values = 0;
584 566
585 for (i = op2->key_values; i; i = i->next) 567 for (i = key_values; i; i = i->next)
586 { 568 {
587 key_value *new_link = new key_value; 569 key_value *new_link = new key_value;
588 570
589 new_link->next = 0; 571 new_link->next = 0;
590 new_link->key = i->key; 572 new_link->key = i->key;
591 new_link->value = i->value; 573 new_link->value = i->value;
592 574
593 /* Try and be clever here, too. */ 575 /* Try and be clever here, too. */
594 if (!op->key_values) 576 if (!dst->key_values)
595 { 577 {
596 op->key_values = new_link; 578 dst->key_values = new_link;
597 tail = new_link; 579 tail = new_link;
598 } 580 }
599 else 581 else
600 { 582 {
601 tail->next = new_link; 583 tail->next = new_link;
602 tail = new_link; 584 tail = new_link;
603 } 585 }
604 } 586 }
605 } 587 }
606 588
607 update_ob_speed (op); 589 update_ob_speed (dst);
590}
591
592object *
593object::clone ()
594{
595 object *neu = create ();
596 copy_to (neu);
597 return neu;
608} 598}
609 599
610/* 600/*
611 * If an object with the IS_TURNABLE() flag needs to be turned due 601 * If an object with the IS_TURNABLE() flag needs to be turned due
612 * to the closest player being on the other side, this function can 602 * to the closest player being on the other side, this function can
817 update_now = 1; 807 update_now = 1;
818 808
819 if ((move_slow | op->move_slow) != move_slow) 809 if ((move_slow | op->move_slow) != move_slow)
820 update_now = 1; 810 update_now = 1;
821 } 811 }
812
822 /* if the object is being removed, we can't make intelligent 813 /* if the object is being removed, we can't make intelligent
823 * decisions, because remove_ob can't really pass the object 814 * decisions, because remove_ob can't really pass the object
824 * that is being removed. 815 * that is being removed.
825 */ 816 */
826 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE) 817 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
838 829
839 if (op->more != NULL) 830 if (op->more != NULL)
840 update_object (op->more, action); 831 update_object (op->more, action);
841} 832}
842 833
843static unordered_vector<object *> mortals; 834object::vector object::mortals;
844static std::vector<object *, slice_allocator <object *> > freed; 835object::vector object::objects; // not yet used
836object *object::first;
845 837
846void object::free_mortals () 838void object::free_mortals ()
847{ 839{
848 for (unordered_vector<object *>::iterator i = mortals.begin (); i != mortals.end ();) 840 for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
849 if ((*i)->refcnt) 841 if ((*i)->refcnt)
850 ++i; // further delay freeing 842 ++i; // further delay freeing
851 else 843 else
852 { 844 {
853 freed.push_back (*i);//D
854 //delete *i; 845 delete *i;
855 mortals.erase (i); 846 mortals.erase (i);
856 } 847 }
857
858 if (mortals.size() && 0)//D
859 LOG (llevDebug, "%d objects in mortal queue\n", mortals.size());//D
860} 848}
861 849
862object::object () 850object::object ()
863{ 851{
864 SET_FLAG (this, FLAG_REMOVED); 852 SET_FLAG (this, FLAG_REMOVED);
865 853
866 expmul = 1.0; 854 expmul = 1.0;
867 face = blank_face; 855 face = blank_face;
868 attacked_by_count = -1;
869} 856}
870 857
871object::~object () 858object::~object ()
872{ 859{
873 free_key_values (this); 860 free_key_values (this);
874} 861}
875 862
876void object::link () 863void object::link ()
877{ 864{
878 count = ++ob_count; 865 count = ++ob_count;
866 uuid = gen_uuid ();
879 867
880 prev = 0; 868 prev = 0;
881 next = objects; 869 next = object::first;
882 870
883 if (objects) 871 if (object::first)
884 objects->prev = this; 872 object::first->prev = this;
885 873
886 objects = this; 874 object::first = this;
887} 875}
888 876
889void object::unlink () 877void object::unlink ()
890{ 878{
891 count = 0;
892
893 if (this == objects) 879 if (this == object::first)
894 objects = next; 880 object::first = next;
895 881
896 /* Remove this object from the list of used objects */ 882 /* Remove this object from the list of used objects */
897 if (prev)
898 {
899 prev->next = next; 883 if (prev) prev->next = next;
884 if (next) next->prev = prev;
885
900 prev = 0; 886 prev = 0;
901 }
902
903 if (next)
904 {
905 next->prev = prev;
906 next = 0; 887 next = 0;
907 }
908} 888}
909 889
910object *object::create () 890object *object::create ()
911{ 891{
912 object *op;
913
914 if (freed.empty ())
915 op = new object; 892 object *op = new object;
916 else
917 {
918 // highly annoying, but the only way to get it stable right now
919 op = freed.back ();
920 freed.pop_back ();
921 op->~object ();
922 new ((void *) op) object;
923 }
924
925 op->link (); 893 op->link ();
926 return op; 894 return op;
927} 895}
928 896
929/* 897/*
931 * it from the list of used objects, and puts it on the list of 899 * it from the list of used objects, and puts it on the list of
932 * free objects. The IS_FREED() flag is set in the object. 900 * free objects. The IS_FREED() flag is set in the object.
933 * The object must have been removed by remove_ob() first for 901 * The object must have been removed by remove_ob() first for
934 * this function to succeed. 902 * this function to succeed.
935 * 903 *
936 * If free_inventory is set, free inventory as well. Else drop items in 904 * If destroy_inventory is set, free inventory as well. Else drop items in
937 * inventory to the ground. 905 * inventory to the ground.
938 */ 906 */
939void object::free (bool free_inventory) 907void object::destroy (bool destroy_inventory)
940{ 908{
941 if (QUERY_FLAG (this, FLAG_FREED)) 909 if (QUERY_FLAG (this, FLAG_FREED))
942 return; 910 return;
943 911
944 if (QUERY_FLAG (this, FLAG_FRIENDLY)) 912 if (QUERY_FLAG (this, FLAG_FRIENDLY))
945 remove_friendly_object (this); 913 remove_friendly_object (this);
946 914
947 if (!QUERY_FLAG (this, FLAG_REMOVED)) 915 if (!QUERY_FLAG (this, FLAG_REMOVED))
948 remove_ob (this); 916 remove ();
949 917
950 SET_FLAG (this, FLAG_FREED); 918 SET_FLAG (this, FLAG_FREED);
951 919
952 if (more) 920 if (more)
953 { 921 {
954 more->free (free_inventory); 922 more->destroy (destroy_inventory);
955 more = 0; 923 more = 0;
956 } 924 }
957 925
958 if (inv) 926 if (inv)
959 { 927 {
960 /* Only if the space blocks everything do we not process - 928 /* Only if the space blocks everything do we not process -
961 * if some form of movement is allowed, let objects 929 * if some form of movement is allowed, let objects
962 * drop on that space. 930 * drop on that space.
963 */ 931 */
964 if (free_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL) 932 if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
965 { 933 {
966 object *op = inv; 934 object *op = inv;
967 935
968 while (op) 936 while (op)
969 { 937 {
970 object *tmp = op->below; 938 object *tmp = op->below;
971 op->free (free_inventory); 939 op->destroy (destroy_inventory);
972 op = tmp; 940 op = tmp;
973 } 941 }
974 } 942 }
975 else 943 else
976 { /* Put objects in inventory onto this space */ 944 { /* Put objects in inventory onto this space */
978 946
979 while (op) 947 while (op)
980 { 948 {
981 object *tmp = op->below; 949 object *tmp = op->below;
982 950
983 remove_ob (op); 951 op->remove ();
984 952
985 if (QUERY_FLAG (op, FLAG_STARTEQUIP) 953 if (QUERY_FLAG (op, FLAG_STARTEQUIP)
986 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE)) 954 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
987 free_object (op); 955 op->destroy ();
988 else 956 else
989 { 957 {
990 op->x = x; 958 op->x = x;
991 op->y = y; 959 op->y = y;
992 insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */ 960 insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */
995 op = tmp; 963 op = tmp;
996 } 964 }
997 } 965 }
998 } 966 }
999 967
968 // hack to ensure that freed objects still have a valid map
969 {
970 static maptile *freed_map; // freed objects are moved here to avoid crashes
971
972 if (!freed_map)
973 {
974 freed_map = new maptile;
975
976 freed_map->name = "/internal/freed_objects_map";
977 freed_map->width = 3;
978 freed_map->height = 3;
979
980 freed_map->allocate ();
981 }
982
983 map = freed_map;
984 x = 1;
985 y = 1;
986 }
987
988 // clear those pointers that likely might have circular references to us
1000 owner = 0; 989 owner = 0;
990 enemy = 0;
991 attacked_by = 0;
992
993 // only relevant for players(?), but make sure of it anyways
994 contr = 0;
1001 995
1002 /* Remove object from the active list */ 996 /* Remove object from the active list */
1003 speed = 0; 997 speed = 0;
1004 update_ob_speed (this); 998 update_ob_speed (this);
1005 999
1010 1004
1011/* 1005/*
1012 * sub_weight() recursively (outwards) subtracts a number from the 1006 * sub_weight() recursively (outwards) subtracts a number from the
1013 * weight of an object (and what is carried by it's environment(s)). 1007 * weight of an object (and what is carried by it's environment(s)).
1014 */ 1008 */
1015
1016void 1009void
1017sub_weight (object *op, signed long weight) 1010sub_weight (object *op, signed long weight)
1018{ 1011{
1019 while (op != NULL) 1012 while (op != NULL)
1020 { 1013 {
1021 if (op->type == CONTAINER) 1014 if (op->type == CONTAINER)
1022 {
1023 weight = (signed long) (weight * (100 - op->stats.Str) / 100); 1015 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1024 } 1016
1025 op->carrying -= weight; 1017 op->carrying -= weight;
1026 op = op->env; 1018 op = op->env;
1027 } 1019 }
1028} 1020}
1029 1021
1030/* remove_ob(op): 1022/* op->remove ():
1031 * This function removes the object op from the linked list of objects 1023 * This function removes the object op from the linked list of objects
1032 * which it is currently tied to. When this function is done, the 1024 * which it is currently tied to. When this function is done, the
1033 * object will have no environment. If the object previously had an 1025 * object will have no environment. If the object previously had an
1034 * environment, the x and y coordinates will be updated to 1026 * environment, the x and y coordinates will be updated to
1035 * the previous environment. 1027 * the previous environment.
1036 * Beware: This function is called from the editor as well! 1028 * Beware: This function is called from the editor as well!
1037 */ 1029 */
1038
1039void 1030void
1040remove_ob (object *op) 1031object::remove ()
1041{ 1032{
1033 object *tmp, *last = 0;
1042 object * 1034 object *otmp;
1043 tmp, *
1044 last = NULL;
1045 object *
1046 otmp;
1047 1035
1048 tag_t
1049 tag;
1050 int
1051 check_walk_off; 1036 int check_walk_off;
1052 mapstruct *
1053 m;
1054 1037
1055 sint16
1056 x,
1057 y;
1058
1059 if (QUERY_FLAG (op, FLAG_REMOVED)) 1038 if (QUERY_FLAG (this, FLAG_REMOVED))
1060 return; 1039 return;
1061 1040
1062 SET_FLAG (op, FLAG_REMOVED); 1041 SET_FLAG (this, FLAG_REMOVED);
1063 1042
1064 if (op->more != NULL) 1043 if (more)
1065 remove_ob (op->more); 1044 more->remove ();
1066 1045
1067 /* 1046 /*
1068 * In this case, the object to be removed is in someones 1047 * In this case, the object to be removed is in someones
1069 * inventory. 1048 * inventory.
1070 */ 1049 */
1071 if (op->env != NULL) 1050 if (env)
1072 { 1051 {
1073 if (op->nrof) 1052 if (nrof)
1074 sub_weight (op->env, op->weight * op->nrof); 1053 sub_weight (env, weight * nrof);
1075 else 1054 else
1076 sub_weight (op->env, op->weight + op->carrying); 1055 sub_weight (env, weight + carrying);
1077 1056
1078 /* NO_FIX_PLAYER is set when a great many changes are being 1057 /* NO_FIX_PLAYER is set when a great many changes are being
1079 * made to players inventory. If set, avoiding the call 1058 * made to players inventory. If set, avoiding the call
1080 * to save cpu time. 1059 * to save cpu time.
1081 */ 1060 */
1082 if ((otmp = is_player_inv (op->env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1061 if ((otmp = is_player_inv (env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1083 fix_player (otmp); 1062 fix_player (otmp);
1084 1063
1085 if (op->above != NULL) 1064 if (above != NULL)
1086 op->above->below = op->below; 1065 above->below = below;
1087 else 1066 else
1088 op->env->inv = op->below; 1067 env->inv = below;
1089 1068
1090 if (op->below != NULL) 1069 if (below != NULL)
1091 op->below->above = op->above; 1070 below->above = above;
1092 1071
1093 /* we set up values so that it could be inserted into 1072 /* we set up values so that it could be inserted into
1094 * the map, but we don't actually do that - it is up 1073 * the map, but we don't actually do that - it is up
1095 * to the caller to decide what we want to do. 1074 * to the caller to decide what we want to do.
1096 */ 1075 */
1097 op->x = op->env->x, op->y = op->env->y; 1076 x = env->x, y = env->y;
1098 op->map = op->env->map; 1077 map = env->map;
1099 op->above = NULL, op->below = NULL; 1078 above = 0, below = 0;
1100 op->env = NULL; 1079 env = 0;
1101 } 1080 }
1102 else if (op->map) 1081 else if (map)
1103 { 1082 {
1104 x = op->x;
1105 y = op->y;
1106 m = get_map_from_coord (op->map, &x, &y);
1107
1108 if (!m)
1109 {
1110 LOG (llevError, "remove_ob called when object was on map but appears to not be within valid coordinates? %s (%d,%d)\n",
1111 op->map->path, op->x, op->y);
1112 /* in old days, we used to set x and y to 0 and continue.
1113 * it seems if we get into this case, something is probablye
1114 * screwed up and should be fixed.
1115 */
1116 abort ();
1117 }
1118
1119 if (op->map != m)
1120 LOG (llevDebug, "remove_ob: Object not really on map it claimed to be on? %s != %s, %d,%d != %d,%d\n",
1121 op->map->path, m->path, op->x, op->y, x, y);
1122
1123 /* Re did the following section of code - it looks like it had 1083 /* Re did the following section of code - it looks like it had
1124 * lots of logic for things we no longer care about 1084 * lots of logic for things we no longer care about
1125 */ 1085 */
1126 1086
1127 /* link the object above us */ 1087 /* link the object above us */
1128 if (op->above) 1088 if (above)
1129 op->above->below = op->below; 1089 above->below = below;
1130 else 1090 else
1131 SET_MAP_TOP (m, x, y, op->below); /* we were top, set new top */ 1091 SET_MAP_TOP (map, x, y, below); /* we were top, set new top */
1132 1092
1133 /* Relink the object below us, if there is one */ 1093 /* Relink the object below us, if there is one */
1134 if (op->below) 1094 if (below)
1135 op->below->above = op->above; 1095 below->above = above;
1136 else 1096 else
1137 { 1097 {
1138 /* Nothing below, which means we need to relink map object for this space 1098 /* Nothing below, which means we need to relink map object for this space
1139 * use translated coordinates in case some oddness with map tiling is 1099 * use translated coordinates in case some oddness with map tiling is
1140 * evident 1100 * evident
1141 */ 1101 */
1142 if (GET_MAP_OB (m, x, y) != op) 1102 if (GET_MAP_OB (map, x, y) != this)
1143 { 1103 {
1144 dump_object (op); 1104 char *dump = dump_object (this);
1145 LOG (llevError, 1105 LOG (llevError,
1146 "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n", errmsg); 1106 "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n", dump);
1107 free (dump);
1147 dump_object (GET_MAP_OB (m, x, y)); 1108 dump = dump_object (GET_MAP_OB (map, x, y));
1148 LOG (llevError, "%s\n", errmsg); 1109 LOG (llevError, "%s\n", dump);
1110 free (dump);
1149 } 1111 }
1150 1112
1151 SET_MAP_OB (m, x, y, op->above); /* goes on above it. */ 1113 SET_MAP_OB (map, x, y, above); /* goes on above it. */
1152 } 1114 }
1153 1115
1154 op->above = 0; 1116 above = 0;
1155 op->below = 0; 1117 below = 0;
1156 1118
1157 if (op->map->in_memory == MAP_SAVING) 1119 if (map->in_memory == MAP_SAVING)
1158 return; 1120 return;
1159 1121
1160 tag = op->count;
1161 check_walk_off = !QUERY_FLAG (op, FLAG_NO_APPLY); 1122 check_walk_off = !QUERY_FLAG (this, FLAG_NO_APPLY);
1162 1123
1163 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1124 for (tmp = GET_MAP_OB (map, x, y); tmp; tmp = tmp->above)
1164 { 1125 {
1165 /* No point updating the players look faces if he is the object 1126 /* No point updating the players look faces if he is the object
1166 * being removed. 1127 * being removed.
1167 */ 1128 */
1168 1129
1169 if (tmp->type == PLAYER && tmp != op) 1130 if (tmp->type == PLAYER && tmp != this)
1170 { 1131 {
1171 /* If a container that the player is currently using somehow gets 1132 /* If a container that the player is currently using somehow gets
1172 * removed (most likely destroyed), update the player view 1133 * removed (most likely destroyed), update the player view
1173 * appropriately. 1134 * appropriately.
1174 */ 1135 */
1175 if (tmp->container == op) 1136 if (tmp->container == this)
1176 { 1137 {
1177 CLEAR_FLAG (op, FLAG_APPLIED); 1138 CLEAR_FLAG (this, FLAG_APPLIED);
1178 tmp->container = NULL; 1139 tmp->container = 0;
1179 } 1140 }
1180 1141
1181 tmp->contr->socket.update_look = 1; 1142 tmp->contr->socket->update_look = 1;
1182 } 1143 }
1183 1144
1184 /* See if player moving off should effect something */ 1145 /* See if player moving off should effect something */
1185 if (check_walk_off && ((op->move_type & tmp->move_off) && (op->move_type & ~tmp->move_off & ~tmp->move_block) == 0)) 1146 if (check_walk_off
1147 && ((move_type & tmp->move_off)
1148 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1186 { 1149 {
1187 move_apply (tmp, op, NULL); 1150 move_apply (tmp, this, 0);
1188 1151
1189 if (was_destroyed (op, tag)) 1152 if (destroyed ())
1190 {
1191 LOG (llevError, "BUG: remove_ob(): name %s, archname %s destroyed " "leaving object\n", &tmp->name, &tmp->arch->name); 1153 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1192 }
1193 } 1154 }
1194 1155
1195 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */ 1156 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1196 1157
1197 if (tmp->above == tmp) 1158 if (tmp->above == tmp)
1198 tmp->above = NULL; 1159 tmp->above = 0;
1199 1160
1200 last = tmp; 1161 last = tmp;
1201 } 1162 }
1202 1163
1203 /* last == NULL of there are no objects on this space */ 1164 /* last == NULL of there are no objects on this space */
1204 if (last == NULL) 1165 if (!last)
1205 { 1166 {
1206 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory, 1167 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1207 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures 1168 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1208 * those out anyways, and if there are any flags set right now, they won't 1169 * those out anyways, and if there are any flags set right now, they won't
1209 * be correct anyways. 1170 * be correct anyways.
1210 */ 1171 */
1211 SET_MAP_FLAGS (op->map, op->x, op->y, P_NEED_UPDATE); 1172 SET_MAP_FLAGS (map, x, y, P_NEED_UPDATE);
1212 update_position (op->map, op->x, op->y); 1173 update_position (map, x, y);
1213 } 1174 }
1214 else 1175 else
1215 update_object (last, UP_OBJ_REMOVE); 1176 update_object (last, UP_OBJ_REMOVE);
1216 1177
1217 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) || (op->glow_radius != 0)) 1178 if (QUERY_FLAG (this, FLAG_BLOCKSVIEW) || glow_radius)
1218 update_all_los (op->map, op->x, op->y); 1179 update_all_los (map, x, y);
1219 } 1180 }
1220} 1181}
1221 1182
1222/* 1183/*
1223 * merge_ob(op,top): 1184 * merge_ob(op,top):
1238 1199
1239 for (; top != NULL; top = top->below) 1200 for (; top != NULL; top = top->below)
1240 { 1201 {
1241 if (top == op) 1202 if (top == op)
1242 continue; 1203 continue;
1243 if (CAN_MERGE (op, top)) 1204
1205 if (object::can_merge (op, top))
1244 { 1206 {
1245 top->nrof += op->nrof; 1207 top->nrof += op->nrof;
1246 1208
1247/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1209/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/
1248 op->weight = 0; /* Don't want any adjustements now */ 1210 op->weight = 0; /* Don't want any adjustements now */
1249 remove_ob (op); 1211 op->destroy ();
1250 free_object (op);
1251 return top; 1212 return top;
1252 } 1213 }
1253 } 1214 }
1254 1215
1255 return NULL; 1216 return 0;
1256} 1217}
1257 1218
1258/* 1219/*
1259 * same as insert_ob_in_map except it handle separate coordinates and do a clean 1220 * same as insert_ob_in_map except it handle separate coordinates and do a clean
1260 * job preparing multi-part monsters 1221 * job preparing multi-part monsters
1261 */ 1222 */
1262object * 1223object *
1263insert_ob_in_map_at (object *op, mapstruct *m, object *originator, int flag, int x, int y) 1224insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1264{ 1225{
1265 object *tmp; 1226 object *tmp;
1266 1227
1267 if (op->head) 1228 if (op->head)
1268 op = op->head; 1229 op = op->head;
1296 * NULL if 'op' was destroyed 1257 * NULL if 'op' was destroyed
1297 * just 'op' otherwise 1258 * just 'op' otherwise
1298 */ 1259 */
1299 1260
1300object * 1261object *
1301insert_ob_in_map (object *op, mapstruct *m, object *originator, int flag) 1262insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1302{ 1263{
1303 object *tmp, *top, *floor = NULL; 1264 object *tmp, *top, *floor = NULL;
1304 sint16 x, y; 1265 sint16 x, y;
1305 1266
1306 if (QUERY_FLAG (op, FLAG_FREED)) 1267 if (QUERY_FLAG (op, FLAG_FREED))
1309 return NULL; 1270 return NULL;
1310 } 1271 }
1311 1272
1312 if (m == NULL) 1273 if (m == NULL)
1313 { 1274 {
1314 dump_object (op); 1275 char *dump = dump_object (op);
1315 LOG (llevError, "Trying to insert in null-map!\n%s\n", errmsg); 1276 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1277 free (dump);
1316 return op; 1278 return op;
1317 } 1279 }
1318 1280
1319 if (out_of_map (m, op->x, op->y)) 1281 if (out_of_map (m, op->x, op->y))
1320 { 1282 {
1321 dump_object (op); 1283 char *dump = dump_object (op);
1322 LOG (llevError, "Trying to insert object outside the map.\n%s\n", errmsg); 1284 LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1323#ifdef MANY_CORES 1285#ifdef MANY_CORES
1324 /* Better to catch this here, as otherwise the next use of this object 1286 /* Better to catch this here, as otherwise the next use of this object
1325 * is likely to cause a crash. Better to find out where it is getting 1287 * is likely to cause a crash. Better to find out where it is getting
1326 * improperly inserted. 1288 * improperly inserted.
1327 */ 1289 */
1328 abort (); 1290 abort ();
1329#endif 1291#endif
1292 free (dump);
1330 return op; 1293 return op;
1331 } 1294 }
1332 1295
1333 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1296 if (!QUERY_FLAG (op, FLAG_REMOVED))
1334 { 1297 {
1335 dump_object (op); 1298 char *dump = dump_object (op);
1336 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", errmsg); 1299 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1300 free (dump);
1337 return op; 1301 return op;
1338 } 1302 }
1339 1303
1340 if (op->more != NULL) 1304 if (op->more != NULL)
1341 { 1305 {
1379 1343
1380 /* this has to be done after we translate the coordinates. 1344 /* this has to be done after we translate the coordinates.
1381 */ 1345 */
1382 if (op->nrof && !(flag & INS_NO_MERGE)) 1346 if (op->nrof && !(flag & INS_NO_MERGE))
1383 for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above) 1347 for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above)
1384 if (CAN_MERGE (op, tmp)) 1348 if (object::can_merge (op, tmp))
1385 { 1349 {
1386 op->nrof += tmp->nrof; 1350 op->nrof += tmp->nrof;
1387 remove_ob (tmp); 1351 tmp->destroy ();
1388 free_object (tmp);
1389 } 1352 }
1390 1353
1391 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1354 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1392 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1355 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1393 1356
1521 * it, so save a few ticks and start from there. 1484 * it, so save a few ticks and start from there.
1522 */ 1485 */
1523 if (!(flag & INS_MAP_LOAD)) 1486 if (!(flag & INS_MAP_LOAD))
1524 for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1487 for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1525 if (tmp->type == PLAYER) 1488 if (tmp->type == PLAYER)
1526 tmp->contr->socket.update_look = 1; 1489 tmp->contr->socket->update_look = 1;
1527 1490
1528 /* If this object glows, it may affect lighting conditions that are 1491 /* If this object glows, it may affect lighting conditions that are
1529 * visible to others on this map. But update_all_los is really 1492 * visible to others on this map. But update_all_los is really
1530 * an inefficient way to do this, as it means los for all players 1493 * an inefficient way to do this, as it means los for all players
1531 * on the map will get recalculated. The players could very well 1494 * on the map will get recalculated. The players could very well
1579 tmp1; 1542 tmp1;
1580 1543
1581 /* first search for itself and remove any old instances */ 1544 /* first search for itself and remove any old instances */
1582 1545
1583 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1546 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1584 {
1585 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */ 1547 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */
1586 { 1548 tmp->destroy ();
1587 remove_ob (tmp);
1588 free_object (tmp);
1589 }
1590 }
1591 1549
1592 tmp1 = arch_to_object (find_archetype (arch_string)); 1550 tmp1 = arch_to_object (archetype::find (arch_string));
1593 1551
1594 tmp1->x = op->x; 1552 tmp1->x = op->x;
1595 tmp1->y = op->y; 1553 tmp1->y = op->y;
1596 insert_ob_in_map (tmp1, op->map, op, 0); 1554 insert_ob_in_map (tmp1, op->map, op, 0);
1597} 1555}
1605 */ 1563 */
1606 1564
1607object * 1565object *
1608get_split_ob (object *orig_ob, uint32 nr) 1566get_split_ob (object *orig_ob, uint32 nr)
1609{ 1567{
1610 object * 1568 object *newob;
1611 newob;
1612 int
1613 is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0); 1569 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1614 1570
1615 if (orig_ob->nrof < nr) 1571 if (orig_ob->nrof < nr)
1616 { 1572 {
1617 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name); 1573 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1618 return NULL; 1574 return NULL;
1619 } 1575 }
1620 1576
1621 newob = object_create_clone (orig_ob); 1577 newob = object_create_clone (orig_ob);
1622 1578
1623 if ((orig_ob->nrof -= nr) < 1) 1579 if ((orig_ob->nrof -= nr) < 1)
1624 { 1580 orig_ob->destroy (1);
1625 if (!is_removed)
1626 remove_ob (orig_ob);
1627 free_object2 (orig_ob, 1);
1628 }
1629 else if (!is_removed) 1581 else if (!is_removed)
1630 { 1582 {
1631 if (orig_ob->env != NULL) 1583 if (orig_ob->env != NULL)
1632 sub_weight (orig_ob->env, orig_ob->weight * nr); 1584 sub_weight (orig_ob->env, orig_ob->weight * nr);
1633 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY) 1585 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1697 esrv_send_item (tmp, op); 1649 esrv_send_item (tmp, op);
1698 } 1650 }
1699 } 1651 }
1700 else 1652 else
1701 { 1653 {
1702 remove_ob (op); 1654 op->remove ();
1703 op->nrof = 0; 1655 op->nrof = 0;
1704 if (tmp) 1656 if (tmp)
1705 { 1657 {
1706 esrv_del_item (tmp->contr, op->count); 1658 esrv_del_item (tmp->contr, op->count);
1707 } 1659 }
1713 1665
1714 if (i < op->nrof) 1666 if (i < op->nrof)
1715 op->nrof -= i; 1667 op->nrof -= i;
1716 else 1668 else
1717 { 1669 {
1718 remove_ob (op); 1670 op->remove ();
1719 op->nrof = 0; 1671 op->nrof = 0;
1720 } 1672 }
1721 1673
1722 /* Since we just removed op, op->above is null */ 1674 /* Since we just removed op, op->above is null */
1723 for (tmp = above; tmp != NULL; tmp = tmp->above) 1675 for (tmp = above; tmp != NULL; tmp = tmp->above)
1732 1684
1733 if (op->nrof) 1685 if (op->nrof)
1734 return op; 1686 return op;
1735 else 1687 else
1736 { 1688 {
1737 free_object (op); 1689 op->destroy ();
1738 return NULL; 1690 return NULL;
1739 } 1691 }
1740} 1692}
1741 1693
1742/* 1694/*
1755 op->carrying += weight; 1707 op->carrying += weight;
1756 op = op->env; 1708 op = op->env;
1757 } 1709 }
1758} 1710}
1759 1711
1712object *
1713insert_ob_in_ob (object *op, object *where)
1714{
1715 if (!where)
1716 {
1717 char *dump = dump_object (op);
1718 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1719 free (dump);
1720 return op;
1721 }
1722
1723 if (where->head)
1724 {
1725 LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");
1726 where = where->head;
1727 }
1728
1729 return where->insert (op);
1730}
1731
1760/* 1732/*
1761 * insert_ob_in_ob(op,environment): 1733 * env->insert (op)
1762 * This function inserts the object op in the linked list 1734 * This function inserts the object op in the linked list
1763 * inside the object environment. 1735 * inside the object environment.
1764 * 1736 *
1765 * Eneq(@csd.uu.se): Altered insert_ob_in_ob to make things picked up enter
1766 * the inventory at the last position or next to other objects of the same
1767 * type.
1768 * Frank: Now sorted by type, archetype and magic!
1769 *
1770 * The function returns now pointer to inserted item, and return value can 1737 * The function returns now pointer to inserted item, and return value can
1771 * be != op, if items are merged. -Tero 1738 * be != op, if items are merged. -Tero
1772 */ 1739 */
1773 1740
1774object * 1741object *
1775insert_ob_in_ob (object *op, object *where) 1742object::insert (object *op)
1776{ 1743{
1777 object * 1744 object *tmp, *otmp;
1778 tmp, *
1779 otmp;
1780 1745
1781 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1746 if (!QUERY_FLAG (op, FLAG_REMOVED))
1782 { 1747 op->remove ();
1783 dump_object (op);
1784 LOG (llevError, "Trying to insert (ob) inserted object.\n%s\n", errmsg);
1785 return op;
1786 }
1787
1788 if (where == NULL)
1789 {
1790 dump_object (op);
1791 LOG (llevError, "Trying to put object in NULL.\n%s\n", errmsg);
1792 return op;
1793 }
1794
1795 if (where->head)
1796 {
1797 LOG (llevDebug, "Warning: Tried to insert object wrong part of multipart object.\n");
1798 where = where->head;
1799 }
1800 1748
1801 if (op->more) 1749 if (op->more)
1802 { 1750 {
1803 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1751 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1804 return op; 1752 return op;
1806 1754
1807 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1755 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1808 CLEAR_FLAG (op, FLAG_REMOVED); 1756 CLEAR_FLAG (op, FLAG_REMOVED);
1809 if (op->nrof) 1757 if (op->nrof)
1810 { 1758 {
1811 for (tmp = where->inv; tmp != NULL; tmp = tmp->below) 1759 for (tmp = inv; tmp != NULL; tmp = tmp->below)
1812 if (CAN_MERGE (tmp, op)) 1760 if (object::can_merge (tmp, op))
1813 { 1761 {
1814 /* return the original object and remove inserted object 1762 /* return the original object and remove inserted object
1815 (client needs the original object) */ 1763 (client needs the original object) */
1816 tmp->nrof += op->nrof; 1764 tmp->nrof += op->nrof;
1817 /* Weight handling gets pretty funky. Since we are adding to 1765 /* Weight handling gets pretty funky. Since we are adding to
1818 * tmp->nrof, we need to increase the weight. 1766 * tmp->nrof, we need to increase the weight.
1819 */ 1767 */
1820 add_weight (where, op->weight * op->nrof); 1768 add_weight (this, op->weight * op->nrof);
1821 SET_FLAG (op, FLAG_REMOVED); 1769 SET_FLAG (op, FLAG_REMOVED);
1822 free_object (op); /* free the inserted object */ 1770 op->destroy (); /* free the inserted object */
1823 op = tmp; 1771 op = tmp;
1824 remove_ob (op); /* and fix old object's links */ 1772 op->remove (); /* and fix old object's links */
1825 CLEAR_FLAG (op, FLAG_REMOVED); 1773 CLEAR_FLAG (op, FLAG_REMOVED);
1826 break; 1774 break;
1827 } 1775 }
1828 1776
1829 /* I assume combined objects have no inventory 1777 /* I assume combined objects have no inventory
1830 * We add the weight - this object could have just been removed 1778 * We add the weight - this object could have just been removed
1831 * (if it was possible to merge). calling remove_ob will subtract 1779 * (if it was possible to merge). calling remove_ob will subtract
1832 * the weight, so we need to add it in again, since we actually do 1780 * the weight, so we need to add it in again, since we actually do
1833 * the linking below 1781 * the linking below
1834 */ 1782 */
1835 add_weight (where, op->weight * op->nrof); 1783 add_weight (this, op->weight * op->nrof);
1836 } 1784 }
1837 else 1785 else
1838 add_weight (where, (op->weight + op->carrying)); 1786 add_weight (this, (op->weight + op->carrying));
1839 1787
1840 otmp = is_player_inv (where); 1788 otmp = is_player_inv (this);
1841 if (otmp && otmp->contr != NULL) 1789 if (otmp && otmp->contr)
1842 {
1843 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1790 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1844 fix_player (otmp); 1791 fix_player (otmp);
1845 }
1846 1792
1847 op->map = NULL; 1793 op->map = NULL;
1848 op->env = where; 1794 op->env = this;
1849 op->above = NULL; 1795 op->above = NULL;
1850 op->below = NULL; 1796 op->below = NULL;
1851 op->x = 0, op->y = 0; 1797 op->x = 0, op->y = 0;
1852 1798
1853 /* reset the light list and los of the players on the map */ 1799 /* reset the light list and los of the players on the map */
1854 if ((op->glow_radius != 0) && where->map) 1800 if ((op->glow_radius != 0) && map)
1855 { 1801 {
1856#ifdef DEBUG_LIGHTS 1802#ifdef DEBUG_LIGHTS
1857 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name); 1803 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1858#endif /* DEBUG_LIGHTS */ 1804#endif /* DEBUG_LIGHTS */
1859 if (MAP_DARKNESS (where->map)) 1805 if (MAP_DARKNESS (map))
1860 update_all_los (where->map, where->x, where->y); 1806 update_all_los (map, x, y);
1861 } 1807 }
1862 1808
1863 /* Client has no idea of ordering so lets not bother ordering it here. 1809 /* Client has no idea of ordering so lets not bother ordering it here.
1864 * It sure simplifies this function... 1810 * It sure simplifies this function...
1865 */ 1811 */
1866 if (where->inv == NULL) 1812 if (!inv)
1867 where->inv = op; 1813 inv = op;
1868 else 1814 else
1869 { 1815 {
1870 op->below = where->inv; 1816 op->below = inv;
1871 op->below->above = op; 1817 op->below->above = op;
1872 where->inv = op; 1818 inv = op;
1873 } 1819 }
1820
1874 return op; 1821 return op;
1875} 1822}
1876 1823
1877/* 1824/*
1878 * Checks if any objects has a move_type that matches objects 1825 * Checks if any objects has a move_type that matches objects
1896 */ 1843 */
1897 1844
1898int 1845int
1899check_move_on (object *op, object *originator) 1846check_move_on (object *op, object *originator)
1900{ 1847{
1901 object * 1848 object *tmp;
1902 tmp; 1849 maptile *m = op->map;
1903 tag_t
1904 tag;
1905 mapstruct *
1906 m = op->map;
1907 int
1908 x = op->x, y = op->y; 1850 int x = op->x, y = op->y;
1909 1851
1910 MoveType 1852 MoveType move_on, move_slow, move_block;
1911 move_on,
1912 move_slow,
1913 move_block;
1914 1853
1915 if (QUERY_FLAG (op, FLAG_NO_APPLY)) 1854 if (QUERY_FLAG (op, FLAG_NO_APPLY))
1916 return 0; 1855 return 0;
1917
1918 tag = op->count;
1919 1856
1920 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y); 1857 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
1921 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y); 1858 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
1922 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y); 1859 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
1923 1860
1984 if ((!op->move_type && tmp->move_on & MOVE_WALK) || 1921 if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1985 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0)) 1922 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1986 { 1923 {
1987 move_apply (tmp, op, originator); 1924 move_apply (tmp, op, originator);
1988 1925
1989 if (was_destroyed (op, tag)) 1926 if (op->destroyed ())
1990 return 1; 1927 return 1;
1991 1928
1992 /* what the person/creature stepped onto has moved the object 1929 /* what the person/creature stepped onto has moved the object
1993 * someplace new. Don't process any further - if we did, 1930 * someplace new. Don't process any further - if we did,
1994 * have a feeling strange problems would result. 1931 * have a feeling strange problems would result.
2006 * a matching archetype at the given map and coordinates. 1943 * a matching archetype at the given map and coordinates.
2007 * The first matching object is returned, or NULL if none. 1944 * The first matching object is returned, or NULL if none.
2008 */ 1945 */
2009 1946
2010object * 1947object *
2011present_arch (const archetype *at, mapstruct *m, int x, int y) 1948present_arch (const archetype *at, maptile *m, int x, int y)
2012{ 1949{
2013 object * 1950 object *
2014 tmp; 1951 tmp;
2015 1952
2016 if (m == NULL || out_of_map (m, x, y)) 1953 if (m == NULL || out_of_map (m, x, y))
2029 * a matching type variable at the given map and coordinates. 1966 * a matching type variable at the given map and coordinates.
2030 * The first matching object is returned, or NULL if none. 1967 * The first matching object is returned, or NULL if none.
2031 */ 1968 */
2032 1969
2033object * 1970object *
2034present (unsigned char type, mapstruct *m, int x, int y) 1971present (unsigned char type, maptile *m, int x, int y)
2035{ 1972{
2036 object * 1973 object *
2037 tmp; 1974 tmp;
2038 1975
2039 if (out_of_map (m, x, y)) 1976 if (out_of_map (m, x, y))
2179 * the archetype because that isn't correct if the monster has been 2116 * the archetype because that isn't correct if the monster has been
2180 * customized, changed states, etc. 2117 * customized, changed states, etc.
2181 */ 2118 */
2182 2119
2183int 2120int
2184find_free_spot (const object *ob, mapstruct *m, int x, int y, int start, int stop) 2121find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2185{ 2122{
2186 int 2123 int
2187 i, 2124 i,
2188 index = 0, flag; 2125 index = 0, flag;
2189 static int 2126 static int
2210 return -1; 2147 return -1;
2211 return altern[RANDOM () % index]; 2148 return altern[RANDOM () % index];
2212} 2149}
2213 2150
2214/* 2151/*
2215 * find_first_free_spot(archetype, mapstruct, x, y) works like 2152 * find_first_free_spot(archetype, maptile, x, y) works like
2216 * find_free_spot(), but it will search max number of squares. 2153 * find_free_spot(), but it will search max number of squares.
2217 * But it will return the first available spot, not a random choice. 2154 * But it will return the first available spot, not a random choice.
2218 * Changed 0.93.2: Have it return -1 if there is no free spot available. 2155 * Changed 0.93.2: Have it return -1 if there is no free spot available.
2219 */ 2156 */
2220 2157
2221int 2158int
2222find_first_free_spot (const object *ob, mapstruct *m, int x, int y) 2159find_first_free_spot (const object *ob, maptile *m, int x, int y)
2223{ 2160{
2224 int 2161 int
2225 i; 2162 i;
2226 2163
2227 for (i = 0; i < SIZEOFFREE; i++) 2164 for (i = 0; i < SIZEOFFREE; i++)
2291 * because we have to know what movement the thing looking to move 2228 * because we have to know what movement the thing looking to move
2292 * there is capable of. 2229 * there is capable of.
2293 */ 2230 */
2294 2231
2295int 2232int
2296find_dir (mapstruct *m, int x, int y, object *exclude) 2233find_dir (maptile *m, int x, int y, object *exclude)
2297{ 2234{
2298 int 2235 int
2299 i, 2236 i,
2300 max = SIZEOFFREE, mflags; 2237 max = SIZEOFFREE, mflags;
2301 2238
2302 sint16 nx, ny; 2239 sint16 nx, ny;
2303 object * 2240 object *
2304 tmp; 2241 tmp;
2305 mapstruct * 2242 maptile *
2306 mp; 2243 mp;
2307 2244
2308 MoveType blocked, move_type; 2245 MoveType blocked, move_type;
2309 2246
2310 if (exclude && exclude->head) 2247 if (exclude && exclude->head)
2518 * Modified to be map tile aware -.MSW 2455 * Modified to be map tile aware -.MSW
2519 */ 2456 */
2520 2457
2521 2458
2522int 2459int
2523can_see_monsterP (mapstruct *m, int x, int y, int dir) 2460can_see_monsterP (maptile *m, int x, int y, int dir)
2524{ 2461{
2525 sint16 dx, dy; 2462 sint16 dx, dy;
2526 int 2463 int
2527 mflags; 2464 mflags;
2528 2465
2577 * create clone from object to another 2514 * create clone from object to another
2578 */ 2515 */
2579object * 2516object *
2580object_create_clone (object *asrc) 2517object_create_clone (object *asrc)
2581{ 2518{
2582 object *
2583 dst = NULL, *tmp, *src, *part, *prev, *item; 2519 object *dst = 0, *tmp, *src, *part, *prev, *item;
2584 2520
2585 if (!asrc) 2521 if (!asrc)
2586 return NULL; 2522 return 0;
2523
2587 src = asrc; 2524 src = asrc;
2588 if (src->head) 2525 if (src->head)
2589 src = src->head; 2526 src = src->head;
2590 2527
2591 prev = NULL; 2528 prev = 0;
2592 for (part = src; part; part = part->more) 2529 for (part = src; part; part = part->more)
2593 { 2530 {
2594 tmp = get_object (); 2531 tmp = part->clone ();
2595 copy_object (part, tmp);
2596 tmp->x -= src->x; 2532 tmp->x -= src->x;
2597 tmp->y -= src->y; 2533 tmp->y -= src->y;
2534
2598 if (!part->head) 2535 if (!part->head)
2599 { 2536 {
2600 dst = tmp; 2537 dst = tmp;
2601 tmp->head = NULL; 2538 tmp->head = 0;
2602 } 2539 }
2603 else 2540 else
2604 { 2541 {
2605 tmp->head = dst; 2542 tmp->head = dst;
2606 } 2543 }
2544
2607 tmp->more = NULL; 2545 tmp->more = 0;
2546
2608 if (prev) 2547 if (prev)
2609 prev->more = tmp; 2548 prev->more = tmp;
2549
2610 prev = tmp; 2550 prev = tmp;
2611 } 2551 }
2612 2552
2613 /*** copy inventory ***/
2614 for (item = src->inv; item; item = item->below) 2553 for (item = src->inv; item; item = item->below)
2615 {
2616 (void) insert_ob_in_ob (object_create_clone (item), dst); 2554 insert_ob_in_ob (object_create_clone (item), dst);
2617 }
2618 2555
2619 return dst; 2556 return dst;
2620} 2557}
2621 2558
2622/* return true if the object was destroyed, 0 otherwise */
2623int
2624was_destroyed (const object *op, tag_t old_tag)
2625{
2626 /* checking for FLAG_FREED isn't necessary, but makes this function more
2627 * robust */
2628 return op->count != old_tag || QUERY_FLAG (op, FLAG_FREED);
2629}
2630
2631/* GROS - Creates an object using a string representing its content. */ 2559/* GROS - Creates an object using a string representing its content. */
2632
2633/* Basically, we save the content of the string to a temp file, then call */ 2560/* Basically, we save the content of the string to a temp file, then call */
2634
2635/* load_object on it. I admit it is a highly inefficient way to make things, */ 2561/* load_object on it. I admit it is a highly inefficient way to make things, */
2636
2637/* but it was simple to make and allows reusing the load_object function. */ 2562/* but it was simple to make and allows reusing the load_object function. */
2638
2639/* Remember not to use load_object_str in a time-critical situation. */ 2563/* Remember not to use load_object_str in a time-critical situation. */
2640
2641/* Also remember that multiparts objects are not supported for now. */ 2564/* Also remember that multiparts objects are not supported for now. */
2642 2565
2643object * 2566object *
2644load_object_str (const char *obstr) 2567load_object_str (const char *obstr)
2645{ 2568{
2646 object * 2569 object *op;
2647 op;
2648 char
2649 filename[MAX_BUF]; 2570 char filename[MAX_BUF];
2650 2571
2651 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir); 2572 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2652 2573
2653 FILE *
2654 tempfile = fopen (filename, "w"); 2574 FILE *tempfile = fopen (filename, "w");
2655 2575
2656 if (tempfile == NULL) 2576 if (tempfile == NULL)
2657 { 2577 {
2658 LOG (llevError, "Error - Unable to access load object temp file\n"); 2578 LOG (llevError, "Error - Unable to access load object temp file\n");
2659 return NULL; 2579 return NULL;
2660 }; 2580 }
2581
2661 fprintf (tempfile, obstr); 2582 fprintf (tempfile, obstr);
2662 fclose (tempfile); 2583 fclose (tempfile);
2663 2584
2664 op = get_object (); 2585 op = object::create ();
2665 2586
2666 object_thawer thawer (filename); 2587 object_thawer thawer (filename);
2667 2588
2668 if (thawer) 2589 if (thawer)
2669 load_object (thawer, op, 0); 2590 load_object (thawer, op, 0);
2679 * returns NULL if no match. 2600 * returns NULL if no match.
2680 */ 2601 */
2681object * 2602object *
2682find_obj_by_type_subtype (const object *who, int type, int subtype) 2603find_obj_by_type_subtype (const object *who, int type, int subtype)
2683{ 2604{
2684 object * 2605 object *tmp;
2685 tmp;
2686 2606
2687 for (tmp = who->inv; tmp; tmp = tmp->below) 2607 for (tmp = who->inv; tmp; tmp = tmp->below)
2688 if (tmp->type == type && tmp->subtype == subtype) 2608 if (tmp->type == type && tmp->subtype == subtype)
2689 return tmp; 2609 return tmp;
2690 2610
2698 * do the desired thing. 2618 * do the desired thing.
2699 */ 2619 */
2700key_value * 2620key_value *
2701get_ob_key_link (const object *ob, const char *key) 2621get_ob_key_link (const object *ob, const char *key)
2702{ 2622{
2703 key_value * 2623 key_value *link;
2704 link;
2705 2624
2706 for (link = ob->key_values; link != NULL; link = link->next) 2625 for (link = ob->key_values; link != NULL; link = link->next)
2707 {
2708 if (link->key == key) 2626 if (link->key == key)
2709 {
2710 return link; 2627 return link;
2711 }
2712 }
2713 2628
2714 return NULL; 2629 return NULL;
2715} 2630}
2716 2631
2717/* 2632/*

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