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|
/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997, 1998, 1999, 2000, 2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Marcus Boerger <helly@php.net> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
#include "zend_compile.h"
#include "zend_execute_locks.h"
#include "php_spl.h"
#include "spl_functions.h"
#include "spl_engine.h"
#include "spl_foreach.h"
#define ezalloc(size) \
memset(emalloc(size), 0, size)
typedef struct {
zend_uint index;
zend_class_entry *obj_ce;
zend_uint is_ce_assoc;
zend_function *f_next;
zend_function *f_rewind;
zend_function *f_more;
zend_function *f_current;
zend_function *f_key;
} spl_foreach_proxy;
/* {{{ ZEND_EXECUTE_HOOK_FUNCTION(ZEND_FE_RESET) */
ZEND_EXECUTE_HOOK_FUNCTION(ZEND_FE_RESET)
{
zval **obj, *retval;
if (EX(opline)->extended_value) {
obj = spl_get_zval_ptr_ptr(&EX(opline)->op1, EX(Ts) TSRMLS_CC);
if (spl_implements(obj, spl_ce_iterator TSRMLS_CC)) {
spl_unlock_zval_ptr_ptr(&EX(opline)->op1, EX(Ts) TSRMLS_CC);
spl_begin_method_call_ex(obj, NULL, NULL, "new_iterator", sizeof("new_iterator")-1, &retval TSRMLS_CC);
EX_T(EX(opline)->result.u.var).var.ptr = retval;
EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EX_T(EX(opline)->result.u.var).var.ptr;
/* EX(opline)->result.u.EA.type = 0; */
PZVAL_LOCK(retval);
NEXT_OPCODE();
} else if (spl_implements(obj, spl_ce_forward TSRMLS_CC)) {
spl_unlock_zval_ptr_ptr(&EX(opline)->op1, EX(Ts) TSRMLS_CC);
EX_T(EX(opline)->result.u.var).var.ptr = *obj;
EX_T(EX(opline)->result.u.var).var.ptr_ptr = &EX_T(EX(opline)->result.u.var).var.ptr;
/* EX(opline)->result.u.EA.type = 0; */
(*obj)->refcount++;
PZVAL_LOCK(*obj);
NEXT_OPCODE();
}
}
ZEND_EXECUTE_HOOK_ORIGINAL(ZEND_FE_RESET);
}
/* }}} */
#define CONNECT_TO_BUCKET_DLLIST(element, list_head) \
(element)->pNext = (list_head); \
(element)->pLast = NULL; \
if ((element)->pNext) { \
(element)->pNext->pLast = (element); \
}
#define CONNECT_TO_GLOBAL_DLLIST(element, ht) \
(element)->pListLast = (ht)->pListTail; \
(ht)->pListTail = (element); \
(element)->pListNext = NULL; \
if ((element)->pListLast != NULL) { \
(element)->pListLast->pListNext = (element); \
} \
if (!(ht)->pListHead) { \
(ht)->pListHead = (element); \
} \
if ((ht)->pInternalPointer == NULL) { \
(ht)->pInternalPointer = (element); \
}
/* {{{ ZEND_EXECUTE_HOOK_FUNCTION(ZEND_FE_FETCH) */
ZEND_EXECUTE_HOOK_FUNCTION(ZEND_FE_FETCH)
{
znode *op1 = &EX(opline)->op1;
zval **obj = spl_get_zval_ptr_ptr(op1, EX(Ts) TSRMLS_CC);
zval more, tmp, *value, *key, *result;
spl_foreach_proxy *proxy = (spl_foreach_proxy*)op1->u.EA.type;
if (proxy || spl_implements(obj, spl_ce_forward TSRMLS_CC)) {
if (!proxy) {
(spl_foreach_proxy*)op1->u.EA.type = proxy = ezalloc(sizeof(spl_foreach_proxy));
proxy->obj_ce = spl_get_class_entry(*obj TSRMLS_CC);
}
spl_unlock_zval_ptr_ptr(op1, EX(Ts) TSRMLS_CC);
PZVAL_LOCK(*obj);
if (proxy->index++) {
spl_begin_method_call_this(obj, proxy->obj_ce, &proxy->f_next, "next", sizeof("next")-1, &tmp TSRMLS_CC);
} else {
proxy->is_ce_assoc = spl_implements(obj, spl_ce_assoc TSRMLS_CC);
if (spl_implements(obj, spl_ce_sequence TSRMLS_CC)) {
spl_begin_method_call_this(obj, proxy->obj_ce, &proxy->f_rewind, "rewind", sizeof("rewind")-1, &tmp TSRMLS_CC);
}
}
spl_begin_method_call_this(obj, proxy->obj_ce, &proxy->f_more, "has_more", sizeof("has_more")-1, &more TSRMLS_CC);
if (zend_is_true(&more)) {
result = &EX_T(EX(opline)->result.u.var).tmp_var;
array_init(result);
spl_begin_method_call_ex(obj, proxy->obj_ce, &proxy->f_current, "current", sizeof("current")-1, &value TSRMLS_CC);
if (proxy->is_ce_assoc) {
spl_begin_method_call_ex(obj, proxy->obj_ce, &proxy->f_key, "key", sizeof("key")-1, &key TSRMLS_CC);
} else {
MAKE_STD_ZVAL(key);
key->value.lval = proxy->index;
key->type = IS_LONG;
}
zend_hash_index_update(result->value.ht, 0, &value, sizeof(zval *), NULL);
zend_hash_index_update(result->value.ht, 1, &key, sizeof(zval *), NULL);
/*
{
Bucket *p;
p = (Bucket*)emalloc(sizeof(Bucket)-1);
p->pDataPtr = value;
p->pData = &p->pDataPtr;
p->nKeyLength = 0;
p->h = 0;
CONNECT_TO_BUCKET_DLLIST(p, result->value.ht->arBuckets[0]);
result->value.ht->arBuckets[0] = p;
CONNECT_TO_GLOBAL_DLLIST(p, result->value.ht);
p = (Bucket*)emalloc(sizeof(Bucket)-1);
p->pDataPtr = key;
p->pData = &p->pDataPtr;
p->nKeyLength = 0;
p->h = 1;
CONNECT_TO_BUCKET_DLLIST(p, result->value.ht->arBuckets[1]);
result->value.ht->arBuckets[1] = p;
CONNECT_TO_GLOBAL_DLLIST(p, result->value.ht);
result->value.ht->nNumOfElements = 2;
}
*/
NEXT_OPCODE();
}
efree(proxy);
op1->u.EA.type = 0;
EX(opline) = op_array->opcodes+EX(opline)->op2.u.opline_num;
return 0;
}
ZEND_EXECUTE_HOOK_ORIGINAL(ZEND_FE_FETCH);
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: fdm=marker
* vim: noet sw=4 ts=4
*/
|
