1: /*
2: +----------------------------------------------------------------------+
3: | Zend Engine |
4: +----------------------------------------------------------------------+
5: | Copyright (c) 1998-2014 Zend Technologies Ltd. (http://www.zend.com) |
6: +----------------------------------------------------------------------+
7: | This source file is subject to version 2.00 of the Zend license, |
8: | that is bundled with this package in the file LICENSE, and is |
9: | available through the world-wide-web at the following url: |
10: | http://www.zend.com/license/2_00.txt. |
11: | If you did not receive a copy of the Zend license and are unable to |
12: | obtain it through the world-wide-web, please send a note to |
13: | license@zend.com so we can mail you a copy immediately. |
14: +----------------------------------------------------------------------+
15: | Authors: Marcus Boerger <helly@php.net> |
16: +----------------------------------------------------------------------+
17: */
18:
19: /* $Id: zend_interfaces.c,v 1.1.1.4 2014/06/15 20:04:03 misho Exp $ */
20:
21: #include "zend.h"
22: #include "zend_API.h"
23: #include "zend_interfaces.h"
24: #include "zend_exceptions.h"
25:
26: ZEND_API zend_class_entry *zend_ce_traversable;
27: ZEND_API zend_class_entry *zend_ce_aggregate;
28: ZEND_API zend_class_entry *zend_ce_iterator;
29: ZEND_API zend_class_entry *zend_ce_arrayaccess;
30: ZEND_API zend_class_entry *zend_ce_serializable;
31:
32: /* {{{ zend_call_method
33: Only returns the returned zval if retval_ptr != NULL */
34: ZEND_API zval* zend_call_method(zval **object_pp, zend_class_entry *obj_ce, zend_function **fn_proxy, const char *function_name, int function_name_len, zval **retval_ptr_ptr, int param_count, zval* arg1, zval* arg2 TSRMLS_DC)
35: {
36: int result;
37: zend_fcall_info fci;
38: zval z_fname;
39: zval *retval;
40: HashTable *function_table;
41:
42: zval **params[2];
43:
44: params[0] = &arg1;
45: params[1] = &arg2;
46:
47: fci.size = sizeof(fci);
48: /*fci.function_table = NULL; will be read form zend_class_entry of object if needed */
49: fci.object_ptr = object_pp ? *object_pp : NULL;
50: fci.function_name = &z_fname;
51: fci.retval_ptr_ptr = retval_ptr_ptr ? retval_ptr_ptr : &retval;
52: fci.param_count = param_count;
53: fci.params = params;
54: fci.no_separation = 1;
55: fci.symbol_table = NULL;
56:
57: if (!fn_proxy && !obj_ce) {
58: /* no interest in caching and no information already present that is
59: * needed later inside zend_call_function. */
60: ZVAL_STRINGL(&z_fname, function_name, function_name_len, 0);
61: fci.function_table = !object_pp ? EG(function_table) : NULL;
62: result = zend_call_function(&fci, NULL TSRMLS_CC);
63: } else {
64: zend_fcall_info_cache fcic;
65:
66: fcic.initialized = 1;
67: if (!obj_ce) {
68: obj_ce = object_pp ? Z_OBJCE_PP(object_pp) : NULL;
69: }
70: if (obj_ce) {
71: function_table = &obj_ce->function_table;
72: } else {
73: function_table = EG(function_table);
74: }
75: if (!fn_proxy || !*fn_proxy) {
76: if (zend_hash_find(function_table, function_name, function_name_len+1, (void **) &fcic.function_handler) == FAILURE) {
77: /* error at c-level */
78: zend_error(E_CORE_ERROR, "Couldn't find implementation for method %s%s%s", obj_ce ? obj_ce->name : "", obj_ce ? "::" : "", function_name);
79: }
80: if (fn_proxy) {
81: *fn_proxy = fcic.function_handler;
82: }
83: } else {
84: fcic.function_handler = *fn_proxy;
85: }
86: fcic.calling_scope = obj_ce;
87: if (object_pp) {
88: fcic.called_scope = Z_OBJCE_PP(object_pp);
89: } else if (obj_ce &&
90: !(EG(called_scope) &&
91: instanceof_function(EG(called_scope), obj_ce TSRMLS_CC))) {
92: fcic.called_scope = obj_ce;
93: } else {
94: fcic.called_scope = EG(called_scope);
95: }
96: fcic.object_ptr = object_pp ? *object_pp : NULL;
97: result = zend_call_function(&fci, &fcic TSRMLS_CC);
98: }
99: if (result == FAILURE) {
100: /* error at c-level */
101: if (!obj_ce) {
102: obj_ce = object_pp ? Z_OBJCE_PP(object_pp) : NULL;
103: }
104: if (!EG(exception)) {
105: zend_error(E_CORE_ERROR, "Couldn't execute method %s%s%s", obj_ce ? obj_ce->name : "", obj_ce ? "::" : "", function_name);
106: }
107: }
108: if (!retval_ptr_ptr) {
109: if (retval) {
110: zval_ptr_dtor(&retval);
111: }
112: return NULL;
113: }
114: return *retval_ptr_ptr;
115: }
116: /* }}} */
117:
118: /* iterator interface, c-level functions used by engine */
119:
120: /* {{{ zend_user_it_new_iterator */
121: ZEND_API zval *zend_user_it_new_iterator(zend_class_entry *ce, zval *object TSRMLS_DC)
122: {
123: zval *retval;
124:
125: return zend_call_method_with_0_params(&object, ce, &ce->iterator_funcs.zf_new_iterator, "getiterator", &retval);
126:
127: }
128: /* }}} */
129:
130: /* {{{ zend_user_it_invalidate_current */
131: ZEND_API void zend_user_it_invalidate_current(zend_object_iterator *_iter TSRMLS_DC)
132: {
133: zend_user_iterator *iter = (zend_user_iterator*)_iter;
134:
135: if (iter->value) {
136: zval_ptr_dtor(&iter->value);
137: iter->value = NULL;
138: }
139: }
140: /* }}} */
141:
142: /* {{{ zend_user_it_dtor */
143: static void zend_user_it_dtor(zend_object_iterator *_iter TSRMLS_DC)
144: {
145: zend_user_iterator *iter = (zend_user_iterator*)_iter;
146: zval *object = (zval*)iter->it.data;
147:
148: zend_user_it_invalidate_current(_iter TSRMLS_CC);
149: zval_ptr_dtor(&object);
150: efree(iter);
151: }
152: /* }}} */
153:
154: /* {{{ zend_user_it_valid */
155: ZEND_API int zend_user_it_valid(zend_object_iterator *_iter TSRMLS_DC)
156: {
157: if (_iter) {
158: zend_user_iterator *iter = (zend_user_iterator*)_iter;
159: zval *object = (zval*)iter->it.data;
160: zval *more;
161: int result;
162:
163: zend_call_method_with_0_params(&object, iter->ce, &iter->ce->iterator_funcs.zf_valid, "valid", &more);
164: if (more) {
165: result = i_zend_is_true(more);
166: zval_ptr_dtor(&more);
167: return result ? SUCCESS : FAILURE;
168: }
169: }
170: return FAILURE;
171: }
172: /* }}} */
173:
174: /* {{{ zend_user_it_get_current_data */
175: ZEND_API void zend_user_it_get_current_data(zend_object_iterator *_iter, zval ***data TSRMLS_DC)
176: {
177: zend_user_iterator *iter = (zend_user_iterator*)_iter;
178: zval *object = (zval*)iter->it.data;
179:
180: if (!iter->value) {
181: zend_call_method_with_0_params(&object, iter->ce, &iter->ce->iterator_funcs.zf_current, "current", &iter->value);
182: }
183: *data = &iter->value;
184: }
185: /* }}} */
186:
187: /* {{{ zend_user_it_get_current_key_default */
188: #if 0
189: static int zend_user_it_get_current_key_default(zend_object_iterator *_iter, char **str_key, uint *str_key_len, ulong *int_key TSRMLS_DC)
190: {
191: *int_key = _iter->index;
192: return HASH_KEY_IS_LONG;
193: }
194: #endif
195: /* }}} */
196:
197: /* {{{ zend_user_it_get_current_key */
198: ZEND_API int zend_user_it_get_current_key(zend_object_iterator *_iter, char **str_key, uint *str_key_len, ulong *int_key TSRMLS_DC)
199: {
200: zend_user_iterator *iter = (zend_user_iterator*)_iter;
201: zval *object = (zval*)iter->it.data;
202: zval *retval;
203:
204: zend_call_method_with_0_params(&object, iter->ce, &iter->ce->iterator_funcs.zf_key, "key", &retval);
205:
206: if (!retval) {
207: *int_key = 0;
208: if (!EG(exception))
209: {
210: zend_error(E_WARNING, "Nothing returned from %s::key()", iter->ce->name);
211: }
212: return HASH_KEY_IS_LONG;
213: }
214: switch (Z_TYPE_P(retval)) {
215: default:
216: zend_error(E_WARNING, "Illegal type returned from %s::key()", iter->ce->name);
217: case IS_NULL:
218: *int_key = 0;
219: zval_ptr_dtor(&retval);
220: return HASH_KEY_IS_LONG;
221:
222: case IS_STRING:
223: *str_key = estrndup(Z_STRVAL_P(retval), Z_STRLEN_P(retval));
224: *str_key_len = Z_STRLEN_P(retval)+1;
225: zval_ptr_dtor(&retval);
226: return HASH_KEY_IS_STRING;
227:
228: case IS_DOUBLE:
229: *int_key = (long)Z_DVAL_P(retval);
230: zval_ptr_dtor(&retval);
231: return HASH_KEY_IS_LONG;
232:
233: case IS_RESOURCE:
234: case IS_BOOL:
235: case IS_LONG:
236: *int_key = (long)Z_LVAL_P(retval);
237: zval_ptr_dtor(&retval);
238: return HASH_KEY_IS_LONG;
239: }
240: }
241: /* }}} */
242:
243: /* {{{ zend_user_it_move_forward */
244: ZEND_API void zend_user_it_move_forward(zend_object_iterator *_iter TSRMLS_DC)
245: {
246: zend_user_iterator *iter = (zend_user_iterator*)_iter;
247: zval *object = (zval*)iter->it.data;
248:
249: zend_user_it_invalidate_current(_iter TSRMLS_CC);
250: zend_call_method_with_0_params(&object, iter->ce, &iter->ce->iterator_funcs.zf_next, "next", NULL);
251: }
252: /* }}} */
253:
254: /* {{{ zend_user_it_rewind */
255: ZEND_API void zend_user_it_rewind(zend_object_iterator *_iter TSRMLS_DC)
256: {
257: zend_user_iterator *iter = (zend_user_iterator*)_iter;
258: zval *object = (zval*)iter->it.data;
259:
260: zend_user_it_invalidate_current(_iter TSRMLS_CC);
261: zend_call_method_with_0_params(&object, iter->ce, &iter->ce->iterator_funcs.zf_rewind, "rewind", NULL);
262: }
263: /* }}} */
264:
265: zend_object_iterator_funcs zend_interface_iterator_funcs_iterator = {
266: zend_user_it_dtor,
267: zend_user_it_valid,
268: zend_user_it_get_current_data,
269: zend_user_it_get_current_key,
270: zend_user_it_move_forward,
271: zend_user_it_rewind,
272: zend_user_it_invalidate_current
273: };
274:
275: /* {{{ zend_user_it_get_iterator */
276: static zend_object_iterator *zend_user_it_get_iterator(zend_class_entry *ce, zval *object, int by_ref TSRMLS_DC)
277: {
278: zend_user_iterator *iterator;
279:
280: if (by_ref) {
281: zend_error(E_ERROR, "An iterator cannot be used with foreach by reference");
282: }
283:
284: iterator = emalloc(sizeof(zend_user_iterator));
285:
286: Z_ADDREF_P(object);
287: iterator->it.data = (void*)object;
288: iterator->it.funcs = ce->iterator_funcs.funcs;
289: iterator->ce = Z_OBJCE_P(object);
290: iterator->value = NULL;
291: return (zend_object_iterator*)iterator;
292: }
293: /* }}} */
294:
295: /* {{{ zend_user_it_get_new_iterator */
296: ZEND_API zend_object_iterator *zend_user_it_get_new_iterator(zend_class_entry *ce, zval *object, int by_ref TSRMLS_DC)
297: {
298: zval *iterator = zend_user_it_new_iterator(ce, object TSRMLS_CC);
299: zend_object_iterator *new_iterator;
300:
301: zend_class_entry *ce_it = iterator && Z_TYPE_P(iterator) == IS_OBJECT ? Z_OBJCE_P(iterator) : NULL;
302:
303: if (!ce_it || !ce_it->get_iterator || (ce_it->get_iterator == zend_user_it_get_new_iterator && iterator == object)) {
304: if (!EG(exception)) {
305: zend_throw_exception_ex(NULL, 0 TSRMLS_CC, "Objects returned by %s::getIterator() must be traversable or implement interface Iterator", ce ? ce->name : Z_OBJCE_P(object)->name);
306: }
307: if (iterator) {
308: zval_ptr_dtor(&iterator);
309: }
310: return NULL;
311: }
312:
313: new_iterator = ce_it->get_iterator(ce_it, iterator, by_ref TSRMLS_CC);
314: zval_ptr_dtor(&iterator);
315: return new_iterator;
316: }
317: /* }}} */
318:
319: /* {{{ zend_implement_traversable */
320: static int zend_implement_traversable(zend_class_entry *interface, zend_class_entry *class_type TSRMLS_DC)
321: {
322: /* check that class_type is traversable at c-level or implements at least one of 'aggregate' and 'Iterator' */
323: zend_uint i;
324:
325: if (class_type->get_iterator || (class_type->parent && class_type->parent->get_iterator)) {
326: return SUCCESS;
327: }
328: for (i = 0; i < class_type->num_interfaces; i++) {
329: if (class_type->interfaces[i] == zend_ce_aggregate || class_type->interfaces[i] == zend_ce_iterator) {
330: return SUCCESS;
331: }
332: }
333: zend_error(E_CORE_ERROR, "Class %s must implement interface %s as part of either %s or %s",
334: class_type->name,
335: zend_ce_traversable->name,
336: zend_ce_iterator->name,
337: zend_ce_aggregate->name);
338: return FAILURE;
339: }
340: /* }}} */
341:
342: /* {{{ zend_implement_aggregate */
343: static int zend_implement_aggregate(zend_class_entry *interface, zend_class_entry *class_type TSRMLS_DC)
344: {
345: int i, t = -1;
346:
347: if (class_type->get_iterator) {
348: if (class_type->type == ZEND_INTERNAL_CLASS) {
349: /* inheritance ensures the class has necessary userland methods */
350: return SUCCESS;
351: } else if (class_type->get_iterator != zend_user_it_get_new_iterator) {
352: /* c-level get_iterator cannot be changed (exception being only Traversable is implmented) */
353: if (class_type->num_interfaces) {
354: for (i = 0; i < class_type->num_interfaces; i++) {
355: if (class_type->interfaces[i] == zend_ce_iterator) {
356: zend_error(E_ERROR, "Class %s cannot implement both %s and %s at the same time",
357: class_type->name,
358: interface->name,
359: zend_ce_iterator->name);
360: return FAILURE;
361: }
362: if (class_type->interfaces[i] == zend_ce_traversable) {
363: t = i;
364: }
365: }
366: }
367: if (t == -1) {
368: return FAILURE;
369: }
370: }
371: }
372: class_type->iterator_funcs.zf_new_iterator = NULL;
373: class_type->get_iterator = zend_user_it_get_new_iterator;
374: return SUCCESS;
375: }
376: /* }}} */
377:
378: /* {{{ zend_implement_iterator */
379: static int zend_implement_iterator(zend_class_entry *interface, zend_class_entry *class_type TSRMLS_DC)
380: {
381: if (class_type->get_iterator && class_type->get_iterator != zend_user_it_get_iterator) {
382: if (class_type->type == ZEND_INTERNAL_CLASS) {
383: /* inheritance ensures the class has the necessary userland methods */
384: return SUCCESS;
385: } else {
386: /* c-level get_iterator cannot be changed */
387: if (class_type->get_iterator == zend_user_it_get_new_iterator) {
388: zend_error(E_ERROR, "Class %s cannot implement both %s and %s at the same time",
389: class_type->name,
390: interface->name,
391: zend_ce_aggregate->name);
392: }
393: return FAILURE;
394: }
395: }
396: class_type->get_iterator = zend_user_it_get_iterator;
397: class_type->iterator_funcs.zf_valid = NULL;
398: class_type->iterator_funcs.zf_current = NULL;
399: class_type->iterator_funcs.zf_key = NULL;
400: class_type->iterator_funcs.zf_next = NULL;
401: class_type->iterator_funcs.zf_rewind = NULL;
402: if (!class_type->iterator_funcs.funcs) {
403: class_type->iterator_funcs.funcs = &zend_interface_iterator_funcs_iterator;
404: }
405: return SUCCESS;
406: }
407: /* }}} */
408:
409: /* {{{ zend_implement_arrayaccess */
410: static int zend_implement_arrayaccess(zend_class_entry *interface, zend_class_entry *class_type TSRMLS_DC)
411: {
412: #if 0
413: /* get ht from ce */
414: if (ht->read_dimension != zend_std_read_dimension
415: || ht->write_dimension != zend_std_write_dimension
416: || ht->has_dimension != zend_std_has_dimension
417: || ht->unset_dimension != zend_std_unset_dimension) {
418: return FAILURE;
419: }
420: #endif
421: return SUCCESS;
422: }
423: /* }}}*/
424:
425: /* {{{ zend_user_serialize */
426: ZEND_API int zend_user_serialize(zval *object, unsigned char **buffer, zend_uint *buf_len, zend_serialize_data *data TSRMLS_DC)
427: {
428: zend_class_entry * ce = Z_OBJCE_P(object);
429: zval *retval;
430: int result;
431:
432: zend_call_method_with_0_params(&object, ce, &ce->serialize_func, "serialize", &retval);
433:
434:
435: if (!retval || EG(exception)) {
436: result = FAILURE;
437: } else {
438: switch(Z_TYPE_P(retval)) {
439: case IS_NULL:
440: /* we could also make this '*buf_len = 0' but this allows to skip variables */
441: zval_ptr_dtor(&retval);
442: return FAILURE;
443: case IS_STRING:
444: *buffer = (unsigned char*)estrndup(Z_STRVAL_P(retval), Z_STRLEN_P(retval));
445: *buf_len = Z_STRLEN_P(retval);
446: result = SUCCESS;
447: break;
448: default: /* failure */
449: result = FAILURE;
450: break;
451: }
452: zval_ptr_dtor(&retval);
453: }
454:
455: if (result == FAILURE && !EG(exception)) {
456: zend_throw_exception_ex(NULL, 0 TSRMLS_CC, "%s::serialize() must return a string or NULL", ce->name);
457: }
458: return result;
459: }
460: /* }}} */
461:
462: /* {{{ zend_user_unserialize */
463: ZEND_API int zend_user_unserialize(zval **object, zend_class_entry *ce, const unsigned char *buf, zend_uint buf_len, zend_unserialize_data *data TSRMLS_DC)
464: {
465: zval * zdata;
466:
467: object_init_ex(*object, ce);
468:
469: MAKE_STD_ZVAL(zdata);
470: ZVAL_STRINGL(zdata, (char*)buf, buf_len, 1);
471:
472: zend_call_method_with_1_params(object, ce, &ce->unserialize_func, "unserialize", NULL, zdata);
473:
474: zval_ptr_dtor(&zdata);
475:
476: if (EG(exception)) {
477: return FAILURE;
478: } else {
479: return SUCCESS;
480: }
481: }
482: /* }}} */
483:
484: ZEND_API int zend_class_serialize_deny(zval *object, unsigned char **buffer, zend_uint *buf_len, zend_serialize_data *data TSRMLS_DC) /* {{{ */
485: {
486: zend_class_entry *ce = Z_OBJCE_P(object);
487: zend_throw_exception_ex(NULL, 0 TSRMLS_CC, "Serialization of '%s' is not allowed", ce->name);
488: return FAILURE;
489: }
490: /* }}} */
491:
492: ZEND_API int zend_class_unserialize_deny(zval **object, zend_class_entry *ce, const unsigned char *buf, zend_uint buf_len, zend_unserialize_data *data TSRMLS_DC) /* {{{ */
493: {
494: zend_throw_exception_ex(NULL, 0 TSRMLS_CC, "Unserialization of '%s' is not allowed", ce->name);
495: return FAILURE;
496: }
497: /* }}} */
498:
499: /* {{{ zend_implement_serializable */
500: static int zend_implement_serializable(zend_class_entry *interface, zend_class_entry *class_type TSRMLS_DC)
501: {
502: if (class_type->parent
503: && (class_type->parent->serialize || class_type->parent->unserialize)
504: && !instanceof_function_ex(class_type->parent, zend_ce_serializable, 1 TSRMLS_CC)) {
505: return FAILURE;
506: }
507: if (!class_type->serialize) {
508: class_type->serialize = zend_user_serialize;
509: }
510: if (!class_type->unserialize) {
511: class_type->unserialize = zend_user_unserialize;
512: }
513: return SUCCESS;
514: }
515: /* }}}*/
516:
517: /* {{{ function tables */
518: const zend_function_entry zend_funcs_aggregate[] = {
519: ZEND_ABSTRACT_ME(iterator, getIterator, NULL)
520: {NULL, NULL, NULL}
521: };
522:
523: const zend_function_entry zend_funcs_iterator[] = {
524: ZEND_ABSTRACT_ME(iterator, current, NULL)
525: ZEND_ABSTRACT_ME(iterator, next, NULL)
526: ZEND_ABSTRACT_ME(iterator, key, NULL)
527: ZEND_ABSTRACT_ME(iterator, valid, NULL)
528: ZEND_ABSTRACT_ME(iterator, rewind, NULL)
529: {NULL, NULL, NULL}
530: };
531:
532: const zend_function_entry *zend_funcs_traversable = NULL;
533:
534: ZEND_BEGIN_ARG_INFO_EX(arginfo_arrayaccess_offset, 0, 0, 1)
535: ZEND_ARG_INFO(0, offset)
536: ZEND_END_ARG_INFO()
537:
538: ZEND_BEGIN_ARG_INFO_EX(arginfo_arrayaccess_offset_get, 0, 0, 1) /* actually this should be return by ref but atm cannot be */
539: ZEND_ARG_INFO(0, offset)
540: ZEND_END_ARG_INFO()
541:
542: ZEND_BEGIN_ARG_INFO_EX(arginfo_arrayaccess_offset_value, 0, 0, 2)
543: ZEND_ARG_INFO(0, offset)
544: ZEND_ARG_INFO(0, value)
545: ZEND_END_ARG_INFO()
546:
547: const zend_function_entry zend_funcs_arrayaccess[] = {
548: ZEND_ABSTRACT_ME(arrayaccess, offsetExists, arginfo_arrayaccess_offset)
549: ZEND_ABSTRACT_ME(arrayaccess, offsetGet, arginfo_arrayaccess_offset_get)
550: ZEND_ABSTRACT_ME(arrayaccess, offsetSet, arginfo_arrayaccess_offset_value)
551: ZEND_ABSTRACT_ME(arrayaccess, offsetUnset, arginfo_arrayaccess_offset)
552: {NULL, NULL, NULL}
553: };
554:
555: ZEND_BEGIN_ARG_INFO(arginfo_serializable_serialize, 0)
556: ZEND_ARG_INFO(0, serialized)
557: ZEND_END_ARG_INFO()
558:
559: const zend_function_entry zend_funcs_serializable[] = {
560: ZEND_ABSTRACT_ME(serializable, serialize, NULL)
561: ZEND_FENTRY(unserialize, NULL, arginfo_serializable_serialize, ZEND_ACC_PUBLIC|ZEND_ACC_ABSTRACT|ZEND_ACC_CTOR)
562: {NULL, NULL, NULL}
563: };
564: /* }}} */
565:
566: #define REGISTER_ITERATOR_INTERFACE(class_name, class_name_str) \
567: {\
568: zend_class_entry ce;\
569: INIT_CLASS_ENTRY(ce, # class_name_str, zend_funcs_ ## class_name) \
570: zend_ce_ ## class_name = zend_register_internal_interface(&ce TSRMLS_CC);\
571: zend_ce_ ## class_name->interface_gets_implemented = zend_implement_ ## class_name;\
572: }
573:
574: #define REGISTER_ITERATOR_IMPLEMENT(class_name, interface_name) \
575: zend_class_implements(zend_ce_ ## class_name TSRMLS_CC, 1, zend_ce_ ## interface_name)
576:
577: /* {{{ zend_register_interfaces */
578: ZEND_API void zend_register_interfaces(TSRMLS_D)
579: {
580: REGISTER_ITERATOR_INTERFACE(traversable, Traversable);
581:
582: REGISTER_ITERATOR_INTERFACE(aggregate, IteratorAggregate);
583: REGISTER_ITERATOR_IMPLEMENT(aggregate, traversable);
584:
585: REGISTER_ITERATOR_INTERFACE(iterator, Iterator);
586: REGISTER_ITERATOR_IMPLEMENT(iterator, traversable);
587:
588: REGISTER_ITERATOR_INTERFACE(arrayaccess, ArrayAccess);
589:
590: REGISTER_ITERATOR_INTERFACE(serializable, Serializable)
591: }
592: /* }}} */
593:
594: /*
595: * Local variables:
596: * tab-width: 4
597: * c-basic-offset: 4
598: * indent-tabs-mode: t
599: * End:
600: */
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