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authorDavid Walter Seikel2012-01-23 23:30:42 +1000
committerDavid Walter Seikel2012-01-23 23:30:42 +1000
commit825a3d837a33f226c879cd02ad15c3fba57e8b2c (patch)
tree75f57bd9c4253508d338dc79ba8e57a7abc42255 /libraries/eina/src/lib/eina_inarray.c
parentAdd ability to disable the test harness, or the Lua compile test. (diff)
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Update the EFL to what I'm actually using, coz I'm using some stuff not yet released.
Diffstat (limited to 'libraries/eina/src/lib/eina_inarray.c')
-rw-r--r--libraries/eina/src/lib/eina_inarray.c777
1 files changed, 777 insertions, 0 deletions
diff --git a/libraries/eina/src/lib/eina_inarray.c b/libraries/eina/src/lib/eina_inarray.c
new file mode 100644
index 0000000..dc95bc6
--- /dev/null
+++ b/libraries/eina/src/lib/eina_inarray.c
@@ -0,0 +1,777 @@
1/* EINA - EFL data type library
2 * Copyright (C) 2012 - ProFUSION embedded systems
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library;
16 * if not, see <http://www.gnu.org/licenses/>.
17 */
18
19#ifdef HAVE_CONFIG_H
20# include "config.h"
21#endif
22
23#include <stdlib.h>
24#include <string.h>
25
26#include "eina_config.h"
27#include "eina_private.h"
28#include "eina_error.h"
29#include "eina_log.h"
30
31/* undefs EINA_ARG_NONULL() so NULL checks are not compiled out! */
32#include "eina_safety_checks.h"
33#include "eina_inarray.h"
34
35/*============================================================================*
36* Local *
37*============================================================================*/
38
39/**
40 * @cond LOCAL
41 */
42
43static const char EINA_MAGIC_INARRAY_STR[] = "Eina Inline Array";
44static const char EINA_MAGIC_INARRAY_ITERATOR_STR[] = "Eina Inline Array Iterator";
45static const char EINA_MAGIC_INARRAY_ACCESSOR_STR[] = "Eina Inline Array Accessor";
46
47typedef struct _Eina_Iterator_Inarray Eina_Iterator_Inarray;
48typedef struct _Eina_Accessor_Inarray Eina_Accessor_Inarray;
49
50struct _Eina_Iterator_Inarray
51{
52 Eina_Iterator iterator;
53 const Eina_Inarray *array;
54 unsigned int pos;
55 EINA_MAGIC
56};
57
58struct _Eina_Accessor_Inarray
59{
60 Eina_Accessor accessor;
61 const Eina_Inarray *array;
62 EINA_MAGIC
63};
64
65static int _eina_inarray_log_dom = -1;
66
67#ifdef ERR
68#undef ERR
69#endif
70#define ERR(...) EINA_LOG_DOM_ERR(_eina_inarray_log_dom, __VA_ARGS__)
71
72#ifdef DBG
73#undef DBG
74#endif
75#define DBG(...) EINA_LOG_DOM_DBG(_eina_inarray_log_dom, __VA_ARGS__)
76
77#define EINA_MAGIC_CHECK_INARRAY(d, ...) \
78 do \
79 { \
80 if (!EINA_MAGIC_CHECK(d, EINA_MAGIC_INARRAY)) \
81 { \
82 EINA_MAGIC_FAIL(d, EINA_MAGIC_INARRAY); \
83 return __VA_ARGS__; \
84 } \
85 eina_error_set(0); \
86 } \
87 while(0)
88
89#define EINA_MAGIC_CHECK_INARRAY_ITERATOR(d, ...) \
90 do \
91 { \
92 if (!EINA_MAGIC_CHECK(d, EINA_MAGIC_INARRAY_ITERATOR)) \
93 { \
94 EINA_MAGIC_FAIL(d, EINA_MAGIC_INARRAY_ITERATOR); \
95 return __VA_ARGS__; \
96 } \
97 eina_error_set(0); \
98 } \
99 while(0)
100
101#define EINA_MAGIC_CHECK_INARRAY_ACCESSOR(d, ...) \
102 do \
103 { \
104 if (!EINA_MAGIC_CHECK(d, EINA_MAGIC_INARRAY_ACCESSOR)) \
105 { \
106 EINA_MAGIC_FAIL(d, EINA_MAGIC_INARRAY_ACCESSOR); \
107 return __VA_ARGS__; \
108 } \
109 eina_error_set(0); \
110 } \
111 while(0)
112
113static void
114_eina_inarray_setup(Eina_Inarray *array, unsigned int member_size, unsigned int step)
115{
116 EINA_MAGIC_SET(array, EINA_MAGIC_INARRAY);
117 array->member_size = member_size;
118 array->len = 0;
119 array->max = 0;
120 array->step = (step > 0) ? step : 32;
121 array->members = NULL;
122}
123
124static Eina_Bool
125_eina_inarray_resize(Eina_Inarray *array, unsigned int new_size)
126{
127 unsigned int new_max;
128 void *tmp;
129
130 if (new_size < array->max)
131 return EINA_TRUE;
132
133 if (new_size % array->step == 0)
134 new_max = new_size;
135 else
136 new_max = ((new_size / array->step) + 1) * array->step;
137
138 tmp = realloc(array->members, new_max * array->member_size);
139 if ((!tmp) && (new_max > 0))
140 {
141 eina_error_set(EINA_ERROR_OUT_OF_MEMORY);
142 return EINA_FALSE;
143 }
144
145 array->members = tmp;
146 array->max = new_max;
147 return EINA_TRUE;
148}
149
150static inline void *
151_eina_inarray_get(const Eina_Inarray *array, unsigned int position)
152{
153 unsigned int offset = position * array->member_size;
154 return (unsigned char *)array->members + offset;
155}
156
157static int
158_eina_inarray_search(const Eina_Inarray *array, const void *data, Eina_Compare_Cb compare)
159{
160 const unsigned char *start, *found;
161 start = array->members;
162 found = bsearch(data, start, array->len, array->member_size, compare);
163 if (!found)
164 return -1;
165 return (found - start) / array->member_size;
166}
167
168static unsigned int
169_eina_inarray_search_sorted_near(const Eina_Inarray *array, const void *data, Eina_Compare_Cb compare, int *cmp)
170{
171 unsigned int start, last, middle;
172
173 if (array->len == 0)
174 {
175 *cmp = -1;
176 return 0;
177 }
178 else if (array->len == 1)
179 {
180 *cmp = compare(data, array->members);
181 return 0;
182 }
183
184 start = 0;
185 last = array->len - 1; /* inclusive */
186 do
187 {
188 void *p;
189 middle = start + (last - start) / 2; /* avoid overflow */
190 p = _eina_inarray_get(array, middle);
191 *cmp = compare(data, p);
192 if (*cmp == 0)
193 return middle;
194 else if (*cmp > 0)
195 start = middle + 1;
196 else if (middle > 0)
197 last = middle - 1;
198 else
199 break;
200 }
201 while (start <= last);
202 return middle;
203}
204
205
206static Eina_Bool
207_eina_inarray_iterator_next(Eina_Iterator_Inarray *it, void **data)
208{
209 EINA_MAGIC_CHECK_INARRAY_ITERATOR(it, EINA_FALSE);
210
211 if (it->pos >= it->array->len)
212 return EINA_FALSE;
213
214 *data = _eina_inarray_get(it->array, it->pos);
215 it->pos++;
216
217 return EINA_TRUE;
218}
219
220static Eina_Bool
221_eina_inarray_iterator_prev(Eina_Iterator_Inarray *it, void **data)
222{
223 EINA_MAGIC_CHECK_INARRAY_ITERATOR(it, EINA_FALSE);
224
225 if (it->pos == 0)
226 return EINA_FALSE;
227
228 it->pos--;
229 *data = _eina_inarray_get(it->array, it->pos);
230
231 return EINA_TRUE;
232}
233
234static Eina_Inarray *
235_eina_inarray_iterator_get_container(Eina_Iterator_Inarray *it)
236{
237 EINA_MAGIC_CHECK_INARRAY_ITERATOR(it, NULL);
238 return (Eina_Inarray *)it->array;
239}
240
241static void
242_eina_inarray_iterator_free(Eina_Iterator_Inarray *it)
243{
244 EINA_MAGIC_CHECK_INARRAY_ITERATOR(it);
245 MAGIC_FREE(it);
246}
247
248static Eina_Bool
249_eina_inarray_accessor_get_at(Eina_Accessor_Inarray *it, unsigned int pos, void **data)
250{
251 EINA_MAGIC_CHECK_INARRAY_ACCESSOR(it, EINA_FALSE);
252
253 if (pos >= it->array->len)
254 return EINA_FALSE;
255
256 *data = _eina_inarray_get(it->array, pos);
257 return EINA_TRUE;
258}
259
260static Eina_Inarray *
261_eina_inarray_accessor_get_container(Eina_Accessor_Inarray *it)
262{
263 EINA_MAGIC_CHECK_INARRAY_ACCESSOR(it, NULL);
264 return (Eina_Inarray *)it->array;
265}
266
267static void
268_eina_inarray_accessor_free(Eina_Accessor_Inarray *it)
269{
270 EINA_MAGIC_CHECK_INARRAY_ACCESSOR(it);
271 MAGIC_FREE(it);
272}
273
274/**
275 * @endcond
276 */
277
278
279/*============================================================================*
280* Global *
281*============================================================================*/
282
283/**
284 * @internal
285 * @brief Initialize the inline array module.
286 *
287 * @return #EINA_TRUE on success, #EINA_FALSE on failure.
288 *
289 * This function sets up the inline array module of Eina. It is called
290 * by eina_init().
291 *
292 * @see eina_init()
293 */
294Eina_Bool
295eina_inarray_init(void)
296{
297 _eina_inarray_log_dom = eina_log_domain_register("eina_inarray",
298 EINA_LOG_COLOR_DEFAULT);
299 if (_eina_inarray_log_dom < 0)
300 {
301 EINA_LOG_ERR("Could not register log domain: eina_inarray");
302 return EINA_FALSE;
303 }
304
305#define EMS(n) eina_magic_string_static_set(n, n ## _STR)
306 EMS(EINA_MAGIC_INARRAY);
307 EMS(EINA_MAGIC_INARRAY_ITERATOR);
308 EMS(EINA_MAGIC_INARRAY_ACCESSOR);
309#undef EMS
310
311 return EINA_TRUE;
312}
313
314/**
315 * @internal
316 * @brief Shut down the inline array module.
317 *
318 * @return #EINA_TRUE on success, #EINA_FALSE on failure.
319 *
320 * This function shuts down the inline array module set up by
321 * eina_inarray_init(). It is called by eina_shutdown().
322 *
323 * @see eina_shutdown()
324 */
325Eina_Bool
326eina_inarray_shutdown(void)
327{
328 eina_log_domain_unregister(_eina_inarray_log_dom);
329 _eina_inarray_log_dom = -1;
330 return EINA_TRUE;
331}
332
333/*============================================================================*
334* API *
335*============================================================================*/
336EAPI Eina_Inarray *
337eina_inarray_new(unsigned int member_size, unsigned int step)
338{
339 Eina_Inarray *ret;
340
341 EINA_SAFETY_ON_TRUE_RETURN_VAL(member_size == 0, NULL);
342
343 ret = malloc(sizeof(*ret));
344 if (!ret)
345 {
346 eina_error_set(EINA_ERROR_OUT_OF_MEMORY);
347 return NULL;
348 }
349 eina_error_set(0);
350 _eina_inarray_setup(ret, member_size, step);
351 return ret;
352}
353
354EAPI void
355eina_inarray_free(Eina_Inarray *array)
356{
357 EINA_MAGIC_CHECK_INARRAY(array);
358 free(array->members);
359 free(array);
360}
361
362EAPI void
363eina_inarray_setup(Eina_Inarray *array, unsigned int member_size, unsigned int step)
364{
365 EINA_SAFETY_ON_NULL_RETURN(array);
366 EINA_SAFETY_ON_TRUE_RETURN(member_size == 0);
367 _eina_inarray_setup(array, member_size, step);
368}
369
370EAPI void
371eina_inarray_flush(Eina_Inarray *array)
372{
373 EINA_MAGIC_CHECK_INARRAY(array);
374 free(array->members);
375 array->len = 0;
376 array->max = 0;
377 array->members = NULL;
378}
379
380EAPI int
381eina_inarray_append(Eina_Inarray *array, const void *data)
382{
383 void *p;
384
385 EINA_MAGIC_CHECK_INARRAY(array, -1);
386 EINA_SAFETY_ON_NULL_RETURN_VAL(data, -1);
387
388 if (!_eina_inarray_resize(array, array->len + 1))
389 return -1;
390
391 p = _eina_inarray_get(array, array->len);
392 memcpy(p, data, array->member_size);
393
394 array->len++;
395 return array->len - 1;
396}
397
398EAPI int
399eina_inarray_insert(Eina_Inarray *array, const void *data, Eina_Compare_Cb compare)
400{
401 const unsigned char *itr, *itr_end;
402 unsigned int sz;
403
404 EINA_MAGIC_CHECK_INARRAY(array, -1);
405 EINA_SAFETY_ON_NULL_RETURN_VAL(data, -1);
406 EINA_SAFETY_ON_NULL_RETURN_VAL(compare, -1);
407
408 sz = array->member_size;
409 itr = array->members;
410 itr_end = itr + array->len * sz;
411 for (; itr < itr_end; itr += sz)
412 {
413 unsigned int offset, position;
414 int cmp = compare(itr, data);
415 if (cmp <= 0)
416 continue;
417
418 offset = itr - (unsigned char *)array->members;
419 position = offset / sz;
420 if (!eina_inarray_insert_at(array, position, data))
421 return -1;
422 return position;
423 }
424 return eina_inarray_append(array, data);
425}
426
427EAPI int
428eina_inarray_insert_sorted(Eina_Inarray *array, const void *data, Eina_Compare_Cb compare)
429{
430 unsigned int pos;
431 int cmp;
432
433 EINA_MAGIC_CHECK_INARRAY(array, -1);
434 EINA_SAFETY_ON_NULL_RETURN_VAL(data, -1);
435 EINA_SAFETY_ON_NULL_RETURN_VAL(compare, -1);
436
437 pos = _eina_inarray_search_sorted_near(array, data, compare, &cmp);
438 if (cmp > 0)
439 pos++;
440
441 if (!eina_inarray_insert_at(array, pos, data))
442 return -1;
443 return pos;
444}
445
446EAPI int
447eina_inarray_remove(Eina_Inarray *array, const void *data)
448{
449 const unsigned char *itr, *itr_end;
450 unsigned int position, sz;
451
452 EINA_MAGIC_CHECK_INARRAY(array, -1);
453 EINA_SAFETY_ON_NULL_RETURN_VAL(data, -1);
454
455 sz = array->member_size;
456 if ((data >= array->members) &&
457 (data < _eina_inarray_get(array, array->len)))
458 {
459 unsigned int offset = ((unsigned char *)data -
460 (unsigned char *)array->members);
461 position = offset / sz;
462 goto found;
463 }
464
465 itr = array->members;
466 itr_end = itr + array->len * sz;
467 for (; itr < itr_end; itr += sz)
468 {
469 if (memcmp(data, itr, sz) == 0)
470 {
471 unsigned int offset = itr - (unsigned char *)array->members;
472 position = offset / sz;
473 goto found;
474 }
475 }
476 return -1;
477
478found:
479 if (!eina_inarray_remove_at(array, position))
480 return -1;
481 return position;
482}
483
484EAPI int
485eina_inarray_pop(Eina_Inarray *array)
486{
487 EINA_MAGIC_CHECK_INARRAY(array, -1);
488 EINA_SAFETY_ON_TRUE_RETURN_VAL(array->len == 0, -1);
489 if (!_eina_inarray_resize(array, array->len - 1))
490 return -1;
491 array->len--;
492 return array->len + 1;
493}
494
495EAPI void *
496eina_inarray_nth(const Eina_Inarray *array, unsigned int position)
497{
498 EINA_MAGIC_CHECK_INARRAY(array, NULL);
499 EINA_SAFETY_ON_TRUE_RETURN_VAL(position >= array->len, NULL);
500 return _eina_inarray_get(array, position);
501}
502
503EAPI Eina_Bool
504eina_inarray_insert_at(Eina_Inarray *array, unsigned int position, const void *data)
505{
506 unsigned int sz;
507 unsigned char *p;
508
509 EINA_MAGIC_CHECK_INARRAY(array, EINA_FALSE);
510 EINA_SAFETY_ON_TRUE_RETURN_VAL(position > array->len, EINA_FALSE);
511
512 if (!_eina_inarray_resize(array, array->len + 1))
513 return EINA_FALSE;
514
515 p = _eina_inarray_get(array, position);
516 sz = array->member_size;
517 if (array->len > position)
518 memmove(p + sz, p, (array->len - position) * sz);
519 memcpy(p, data, sz);
520
521 array->len++;
522 return EINA_TRUE;
523}
524
525EAPI void *
526eina_inarray_alloc_at(Eina_Inarray *array, unsigned int position, unsigned int member_count)
527{
528 unsigned int sz;
529 unsigned char *p;
530
531 EINA_MAGIC_CHECK_INARRAY(array, NULL);
532 EINA_SAFETY_ON_TRUE_RETURN_VAL(position > array->len, NULL);
533 EINA_SAFETY_ON_TRUE_RETURN_VAL(member_count == 0, NULL);
534
535 if (!_eina_inarray_resize(array, array->len + member_count))
536 return NULL;
537
538 p = _eina_inarray_get(array, position);
539 sz = array->member_size;
540 if (array->len > position)
541 memmove(p + member_count * sz, p, (array->len - position) * sz);
542
543 array->len += member_count;
544 return p;
545}
546
547EAPI Eina_Bool
548eina_inarray_replace_at(Eina_Inarray *array, unsigned int position, const void *data)
549{
550 unsigned char *p;
551
552 EINA_MAGIC_CHECK_INARRAY(array, EINA_FALSE);
553 EINA_SAFETY_ON_TRUE_RETURN_VAL(position >= array->len, EINA_FALSE);
554
555 p = _eina_inarray_get(array, position);
556 memcpy(p, data, array->member_size);
557
558 return EINA_TRUE;
559}
560
561EAPI Eina_Bool
562eina_inarray_remove_at(Eina_Inarray *array, unsigned int position)
563{
564 EINA_MAGIC_CHECK_INARRAY(array, EINA_FALSE);
565 EINA_SAFETY_ON_TRUE_RETURN_VAL(position >= array->len, EINA_FALSE);
566
567 if (position + 1 < array->len)
568 {
569 unsigned int sz = array->member_size;
570 unsigned char *p = _eina_inarray_get(array, position);
571 memmove(p, p + sz, (array->len - position - 1) * sz);
572 }
573
574 _eina_inarray_resize(array, array->len - 1);
575 array->len--;
576 return EINA_TRUE;
577}
578
579EAPI void
580eina_inarray_reverse(Eina_Inarray *array)
581{
582 size_t sz;
583 unsigned char *fwd, *rev, *fwd_end;
584 void *tmp;
585
586 EINA_MAGIC_CHECK_INARRAY(array);
587
588 if (array->len < 2)
589 return;
590
591 sz = array->member_size;
592
593 tmp = alloca(sz);
594 EINA_SAFETY_ON_NULL_RETURN(tmp);
595
596 fwd = array->members;
597 fwd_end = fwd + (array->len / 2) * sz;
598
599 rev = fwd + (array->len - 1) * sz;
600
601 for (; fwd < fwd_end; fwd += sz, rev -= sz)
602 {
603 memcpy(tmp, fwd, sz);
604 memcpy(fwd, rev, sz);
605 memcpy(rev, tmp, sz);
606 }
607}
608
609EAPI void
610eina_inarray_sort(Eina_Inarray *array, Eina_Compare_Cb compare)
611{
612 EINA_MAGIC_CHECK_INARRAY(array);
613 EINA_SAFETY_ON_NULL_RETURN(compare);
614 qsort(array->members, array->len, array->member_size, compare);
615}
616
617EAPI int
618eina_inarray_search(const Eina_Inarray *array, const void *data, Eina_Compare_Cb compare)
619{
620 EINA_MAGIC_CHECK_INARRAY(array, -1);
621 EINA_SAFETY_ON_NULL_RETURN_VAL(data, -1);
622 EINA_SAFETY_ON_NULL_RETURN_VAL(compare, -1);
623 return _eina_inarray_search(array, data, compare);
624}
625
626EAPI int
627eina_inarray_search_sorted(const Eina_Inarray *array, const void *data, Eina_Compare_Cb compare)
628{
629 unsigned int pos;
630 int cmp;
631
632 EINA_MAGIC_CHECK_INARRAY(array, -1);
633 EINA_SAFETY_ON_NULL_RETURN_VAL(data, -1);
634 EINA_SAFETY_ON_NULL_RETURN_VAL(compare, -1);
635
636 pos = _eina_inarray_search_sorted_near(array, data, compare, &cmp);
637 if (cmp == 0)
638 return pos;
639 return -1;
640}
641
642EAPI Eina_Bool
643eina_inarray_foreach(const Eina_Inarray *array, Eina_Each_Cb function, const void *user_data)
644{
645 unsigned char *itr, *itr_end;
646 unsigned int sz;
647 Eina_Bool ret = EINA_TRUE;
648
649 EINA_MAGIC_CHECK_INARRAY(array, EINA_FALSE);
650 EINA_SAFETY_ON_NULL_RETURN_VAL(function, EINA_FALSE);
651
652 sz = array->member_size;
653 itr = array->members;
654 itr_end = itr + array->len * sz;
655 for (; (itr < itr_end) && (ret); itr += sz)
656 ret = function(array, itr, (void *)user_data);
657 return ret;
658}
659
660EAPI int
661eina_inarray_foreach_remove(Eina_Inarray *array, Eina_Each_Cb match, const void *user_data)
662{
663 unsigned int i = 0, count = 0;
664
665 EINA_MAGIC_CHECK_INARRAY(array, -1);
666 EINA_SAFETY_ON_NULL_RETURN_VAL(match, -1);
667
668 while (i < array->len)
669 {
670 void *p = _eina_inarray_get(array, i);
671 if (match(array, p, (void *)user_data) == EINA_FALSE)
672 {
673 i++;
674 continue;
675 }
676
677 eina_inarray_remove_at(array, i);
678 count++;
679 }
680
681 return count;
682}
683
684EAPI unsigned int
685eina_inarray_count(const Eina_Inarray *array)
686{
687 EINA_MAGIC_CHECK_INARRAY(array, 0);
688 return array->len;
689}
690
691EAPI Eina_Iterator *
692eina_inarray_iterator_new(const Eina_Inarray *array)
693{
694 Eina_Iterator_Inarray *it;
695
696 EINA_MAGIC_CHECK_INARRAY(array, NULL);
697
698 eina_error_set(0);
699 it = calloc(1, sizeof(Eina_Iterator_Inarray));
700 if (!it)
701 {
702 eina_error_set(EINA_ERROR_OUT_OF_MEMORY);
703 return NULL;
704 }
705
706 EINA_MAGIC_SET(it, EINA_MAGIC_INARRAY_ITERATOR);
707 EINA_MAGIC_SET(&it->iterator, EINA_MAGIC_ITERATOR);
708
709 it->array = array;
710
711 it->iterator.version = EINA_ITERATOR_VERSION;
712 it->iterator.next = FUNC_ITERATOR_NEXT(_eina_inarray_iterator_next);
713 it->iterator.get_container = FUNC_ITERATOR_GET_CONTAINER
714 (_eina_inarray_iterator_get_container);
715 it->iterator.free = FUNC_ITERATOR_FREE(_eina_inarray_iterator_free);
716
717 return &it->iterator;
718}
719
720EAPI Eina_Iterator *
721eina_inarray_iterator_reversed_new(const Eina_Inarray *array)
722{
723 Eina_Iterator_Inarray *it;
724
725 EINA_MAGIC_CHECK_INARRAY(array, NULL);
726
727 eina_error_set(0);
728 it = calloc(1, sizeof(Eina_Iterator_Inarray));
729 if (!it)
730 {
731 eina_error_set(EINA_ERROR_OUT_OF_MEMORY);
732 return NULL;
733 }
734
735 EINA_MAGIC_SET(it, EINA_MAGIC_INARRAY_ITERATOR);
736 EINA_MAGIC_SET(&it->iterator, EINA_MAGIC_ITERATOR);
737
738 it->array = array;
739 it->pos = array->len;
740
741 it->iterator.version = EINA_ITERATOR_VERSION;
742 it->iterator.next = FUNC_ITERATOR_NEXT(_eina_inarray_iterator_prev);
743 it->iterator.get_container = FUNC_ITERATOR_GET_CONTAINER
744 (_eina_inarray_iterator_get_container);
745 it->iterator.free = FUNC_ITERATOR_FREE(_eina_inarray_iterator_free);
746
747 return &it->iterator;
748}
749
750EAPI Eina_Accessor *
751eina_inarray_accessor_new(const Eina_Inarray *array)
752{
753 Eina_Accessor_Inarray *ac;
754
755 EINA_MAGIC_CHECK_INARRAY(array, NULL);
756
757 eina_error_set(0);
758 ac = calloc(1, sizeof(Eina_Accessor_Inarray));
759 if (!ac)
760 {
761 eina_error_set(EINA_ERROR_OUT_OF_MEMORY);
762 return NULL;
763 }
764
765 EINA_MAGIC_SET(ac, EINA_MAGIC_INARRAY_ACCESSOR);
766 EINA_MAGIC_SET(&ac->accessor, EINA_MAGIC_ACCESSOR);
767
768 ac->array = array;
769
770 ac->accessor.version = EINA_ACCESSOR_VERSION;
771 ac->accessor.get_at = FUNC_ACCESSOR_GET_AT(_eina_inarray_accessor_get_at);
772 ac->accessor.get_container = FUNC_ACCESSOR_GET_CONTAINER
773 (_eina_inarray_accessor_get_container);
774 ac->accessor.free = FUNC_ACCESSOR_FREE(_eina_inarray_accessor_free);
775
776 return &ac->accessor;
777}