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Date: Sun, 8 Apr 2012 11:41:31 +0800
Message-ID: <2489245882729818767@unknownmsgid>
To: Matthew Hernandez <proxilabs@gmail.com>
Cc: PHP Internals <internals@lists.php.net>
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Subject: Re: [PHP-DEV] how do you create a private property as an array in a class
From: laruence@gmail.com (Xinchen Hui)

hi=EF=BC=9A
  You can refer to ext spl array

Thanks

Sent from my iPhone

=E5=9C=A8 2012-4-8=EF=BC=8C7:12=EF=BC=8CMatthew Hernandez <proxilabs@gmail.=
com> =E5=86=99=E9=81=93=EF=BC=9A

> Here's what I have so far:
>
> typedef struct _foo_class_object {
> zend_object std;
> zval  *elements;
> int size;
> } foo_class_object;
>
> static foo_class_object *foo_class_object_ptr;
> static zend_class_entry *foo_class_ptr;
>
> ZEND_METHOD(foo_class, __construct) {
> foo_class_object_ptr =3D (foo_class_object
> *)zend_object_store_get_object(getThis() TSRMLS_CC);
>
> array_init(foo_class_object_ptr->elements);
> }
>
> ZEND_METHOD(foo_class, add) {
> zval *this =3D getThis();
> zval *item;
>
> if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &item) =3D=3D
> FAILURE) {
>   RETURN_FALSE;
> }
>
> add_next_index_zval(foo_class_object_ptr->elements, item);
>
> RETURN_TRUE;
> }
>
> However, this doesn't work. when you call FooClass::add it causes a
> segfault. I'm sure I'm abusing something :)
>
> thx
>
> On Sat, Apr 7, 2012 at 2:38 PM, Matthew Hernandez <proxilabs@gmail.com>wr=
ote:
>
>> Hi Johannes,
>>
>> Yes I just found out that I should extend instead of the approach I was
>> thinking about.
>>
>> So I created this:
>>
>> typedef struct _foo_object {
>> zend_object std;
>> zval  *array;
>> int size;
>> } foo_object;
>>
>> So the question is how do I correctly pass foo_object around so that I c=
an
>> manipulate *array ? Having a private variable would mean calling  getThi=
s()
>> and handling it that way would be trivial.
>>
>> Are there any examples I could see? I'm using the slides from your
>> presentation in 2009 to help me.
>>
>> thanks
>>
>> On Sat, Apr 7, 2012 at 2:27 PM, Johannes Schl=C3=BCter <johannes@schluet=
ers.de>wrote:
>>
>>> Hi,
>>>
>>> On Sat, 2012-04-07 at 11:23 -0700, Matthew Hernandez wrote:
>>>> This is my first extension I'm working on. I'm trying to make a class
>>>> available to the user space with 1 private property that is an array.
>>>
>>> The first question is: Why? - Why add the overhead of creating such an
>>> array if it is private? In most cases it is better to extend the
>>> zend_object in C (struct my_object { zend_object inner; type
>>> some_data;}) to hold private data. If you want to show it in var_dump o=
r
>>> a debugger you could implement a debug_info hook.
>>>
>>> johannes
>>>
>>>
>>>
>>