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# After 4 Month work and endless discussions...
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| /* | ||
| +----------------------------------------------------------------------+ | ||
| | Zend Engine | | ||
| +----------------------------------------------------------------------+ | ||
| | Copyright (c) 1998-2003 Zend Technologies Ltd. (http://www.zend.com) | | ||
| +----------------------------------------------------------------------+ | ||
| | This source file is subject to version 2.00 of the Zend license, | | ||
| | that is bundled with this package in the file LICENSE, and is | | ||
| | available through the world-wide-web at the following url: | | ||
| | http://www.zend.com/license/2_00.txt. | | ||
| | If you did not receive a copy of the Zend license and are unable to | | ||
| | obtain it through the world-wide-web, please send a note to | | ||
| | [email protected] so we can mail you a copy immediately. | | ||
| +----------------------------------------------------------------------+ | ||
| | Author: Wez Furlong <[email protected]> | | ||
| | Marcus Boerger <[email protected]> | | ||
| +----------------------------------------------------------------------+ | ||
| */ | ||
|
|
||
| /* $Id$ */ | ||
|
|
||
| #include "zend.h" | ||
| #include "zend_API.h" | ||
|
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| static zend_class_entry zend_iterator_class_entry; | ||
|
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| static zend_class_entry *iter_handler_get_ce(zval *object TSRMLS_DC) | ||
| { | ||
| return &zend_iterator_class_entry; | ||
| } | ||
|
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||
| static zend_object_handlers iterator_object_handlers = { | ||
| ZEND_OBJECTS_STORE_HANDLERS, | ||
| NULL, /* prop read */ | ||
| NULL, /* prop write */ | ||
| NULL, /* read dim */ | ||
| NULL, /* write dim */ | ||
| NULL, | ||
| NULL, /* get */ | ||
| NULL, /* set */ | ||
| NULL, /* isset */ | ||
| NULL, /* unset */ | ||
| NULL, /* dim unset */ | ||
| NULL, /* props get */ | ||
| NULL, /* method get */ | ||
| NULL, /* call */ | ||
| NULL, /* get ctor */ | ||
| iter_handler_get_ce, | ||
| NULL, /* get class name */ | ||
| NULL, /* compare */ | ||
| NULL /* cast */ | ||
| }; | ||
|
|
||
| ZEND_API void zend_register_iterator_wrapper(TSRMLS_D) | ||
| { | ||
| INIT_CLASS_ENTRY(zend_iterator_class_entry, "__iterator_wrapper", NULL); | ||
| } | ||
|
|
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| static void iter_wrapper_dtor(void *object, zend_object_handle handle TSRMLS_DC) | ||
| { | ||
| zend_object_iterator *iter = (zend_object_iterator*)object; | ||
| iter->funcs->dtor(iter TSRMLS_CC); | ||
| } | ||
|
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| ZEND_API zval *zend_iterator_wrap(zend_object_iterator *iter TSRMLS_DC) | ||
| { | ||
| zval *wrapped; | ||
|
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| MAKE_STD_ZVAL(wrapped); | ||
| Z_TYPE_P(wrapped) = IS_OBJECT; | ||
| wrapped->value.obj.handle = zend_objects_store_put(iter, iter_wrapper_dtor, NULL TSRMLS_CC); | ||
| wrapped->value.obj.handlers = &iterator_object_handlers; | ||
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| return wrapped; | ||
| } | ||
|
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| ZEND_API enum zend_object_iterator_kind zend_iterator_unwrap( | ||
| zval *array_ptr, zend_object_iterator **iter TSRMLS_DC) | ||
| { | ||
| zend_class_entry *ce; | ||
|
|
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| switch (Z_TYPE_P(array_ptr)) { | ||
| case IS_OBJECT: | ||
| ce = Z_OBJCE_P(array_ptr); | ||
| if (ce == &zend_iterator_class_entry) { | ||
| *iter = (zend_object_iterator *)zend_object_store_get_object(array_ptr TSRMLS_CC); | ||
| return ZEND_ITER_OBJECT; | ||
| } | ||
| return ZEND_ITER_INVALID; | ||
|
|
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| case IS_ARRAY: | ||
| *iter = NULL; | ||
| return HASH_OF(array_ptr) ? ZEND_ITER_PLAIN_ARRAY : ZEND_ITER_INVALID; | ||
|
|
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| default: | ||
| *iter = NULL; | ||
| return ZEND_ITER_INVALID; | ||
| } | ||
| } | ||
|
|
||
| /* | ||
| * Local variables: | ||
| * tab-width: 4 | ||
| * c-basic-offset: 4 | ||
| * indent-tabs-mode: t | ||
| * End: | ||
| */ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| /* | ||
| +----------------------------------------------------------------------+ | ||
| | Zend Engine | | ||
| +----------------------------------------------------------------------+ | ||
| | Copyright (c) 1998-2003 Zend Technologies Ltd. (http://www.zend.com) | | ||
| +----------------------------------------------------------------------+ | ||
| | This source file is subject to version 2.00 of the Zend license, | | ||
| | that is bundled with this package in the file LICENSE, and is | | ||
| | available through the world-wide-web at the following url: | | ||
| | http://www.zend.com/license/2_00.txt. | | ||
| | If you did not receive a copy of the Zend license and are unable to | | ||
| | obtain it through the world-wide-web, please send a note to | | ||
| | [email protected] so we can mail you a copy immediately. | | ||
| +----------------------------------------------------------------------+ | ||
| | Author: Wez Furlong <[email protected]> | | ||
| | Marcus Boerger <[email protected]> | | ||
| +----------------------------------------------------------------------+ | ||
| */ | ||
|
|
||
| /* $Id$ */ | ||
|
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| /* These iterators were designed to operate within the foreach() | ||
| * structures provided by the engine, but could be extended for use | ||
| * with other iterative engine opcodes. | ||
| * These methods have similar semantics to the zend_hash API functions | ||
| * with similar names. | ||
| * */ | ||
|
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| typedef struct _zend_object_iterator zend_object_iterator; | ||
|
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| typedef struct _zend_object_iterator_funcs { | ||
| /* release all resources associated with this iterator instance */ | ||
| void (*dtor)(zend_object_iterator *iter TSRMLS_DC); | ||
|
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| /* rewind to start of data (optional, may be NULL) */ | ||
| void (*rewind)(zend_object_iterator *iter TSRMLS_DC); | ||
|
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| /* check for end of iteration (FAILURE or SUCCESS for more data) */ | ||
| int (*has_more)(zend_object_iterator *iter TSRMLS_DC); | ||
|
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| /* fetch the item data for the current element */ | ||
| void (*get_current_data)(zend_object_iterator *iter, zval ***data TSRMLS_DC); | ||
|
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| /* fetch the key for the current element (return HASH_KEY_IS_STRING or HASH_KEY_IS_LONG) */ | ||
| int (*get_current_key)(zend_object_iterator *iter, char **str_key, uint *str_key_len, ulong *int_key TSRMLS_DC); | ||
|
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| /* step forwards to next element */ | ||
| void (*move_forward)(zend_object_iterator *iter TSRMLS_DC); | ||
| } zend_object_iterator_funcs; | ||
|
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| struct _zend_object_iterator { | ||
| void *data; | ||
| zend_object_iterator_funcs *funcs; | ||
| }; | ||
|
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| typedef zval *(*zend_object_new_iterator_t)(zend_class_entry *ce, zval *object TSRMLS_DC); | ||
|
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| typedef struct _zend_class_iterator_funcs { | ||
| zend_object_iterator_funcs funcs; | ||
| zend_object_new_iterator_t new_iterator; | ||
| union _zend_function *zf_new_iterator; | ||
| union _zend_function *zf_has_more; | ||
| union _zend_function *zf_current; | ||
| union _zend_function *zf_key; | ||
| union _zend_function *zf_next; | ||
| union _zend_function *zf_rewind; | ||
| } zend_class_iterator_funcs; | ||
|
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| enum zend_object_iterator_kind { | ||
| ZEND_ITER_INVALID, | ||
| ZEND_ITER_PLAIN_ARRAY, | ||
| ZEND_ITER_OBJECT | ||
| }; | ||
|
|
||
| /* given a zval, returns stuff that can be used to iterate it. */ | ||
| ZEND_API enum zend_object_iterator_kind zend_iterator_unwrap(zval *array_ptr, zend_object_iterator **iter TSRMLS_DC); | ||
|
|
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| /* given an iterator, wrap it up as a zval for use by the engine opcodes */ | ||
| ZEND_API zval *zend_iterator_wrap(zend_object_iterator *iter TSRMLS_DC); | ||
|
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| ZEND_API void zend_register_iterator_wrapper(TSRMLS_D); | ||
|
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||
| /* | ||
| * Local variables: | ||
| * tab-width: 4 | ||
| * c-basic-offset: 4 | ||
| * indent-tabs-mode: t | ||
| * End: | ||
| */ |
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