在 windows 下 用c++ 开发 php 扩展,在 windows 下 用C++ 开发 PHP 扩展

zend_object_handlers dog_object_handlers;

zend_class_entry *dog_ce;

struct dog_object {

zend_object std; // PHP 标准类

Dog *dog; // dog 类

};

// 释放内存

void dog_free_storage(void *object TSRMLS_DC)

{

dog_object *obj = (dog_object *)object;

delete obj->dog;

zend_hash_destroy(obj->std.properties);

FREE_HASHTABLE(obj->std.properties);

efree(obj);

}

//  创建内置PHP 类，其实类就是一个 zend hash

zend_object_value dog_create_handler(zend_class_entry *type TSRMLS_DC)

{

zval *tmp;

zend_object_value retval;

dog_object *obj = (dog_object *)emalloc(sizeof(dog_object));

memset(obj, 0, sizeof(dog_object));

obj->std.ce = type;

ALLOC_HASHTABLE(obj->std.properties);

zend_hash_init(obj->std.properties, 0, NULL, ZVAL_PTR_DTOR, 0);

zend_hash_copy(obj->std.properties, &type->default_properties,

(copy_ctor_func_t)zval_add_ref, (void *)&tmp, sizeof(zval *));

retval.handle = zend_objects_store_put(obj, NULL,

dog_free_storage, NULL TSRMLS_CC);

retval.handlers = &dog_object_handlers;

return retval;

}

PHP_METHOD(Dog, __construct)

{

string name;

Dog *dog = NULL;

zval *object = getThis();

if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, “s”, &name) == FAILURE) {

RETURN_NULL();

}

dog = new Dog(name);

dog_object *obj = (dog_object *)zend_object_store_get_object(object TSRMLS_CC);

obj->dog = dog;

}

PHP_METHOD(Dog, bark)

{

Dog *dog;

dog_object *obj = (dog_object *)zend_object_store_get_object(

getThis() TSRMLS_CC);

dog = obj->dog;

if (dog != NULL) {

dog->bark();

}

}

function_entry dog_methods[] = {

PHP_ME(Dog,  __construct,     NULL, ZEND_ACC_PUBLIC | ZEND_ACC_CTOR)

PHP_ME(Dog,  bake,           NULL, ZEND_ACC_PUBLIC)

{NULL, NULL, NULL}

};

PHP_MINIT_FUNCTION(cplusplusdog)

{

zend_class_entry ce;

INIT_CLASS_ENTRY(ce, “Dog”, dog_methods);

dog_ce = zend_register_internal_class(&ce TSRMLS_CC);

dog_ce->create_object = dog_create_handler;

memcpy(&dog_object_handlers,

zend_get_std_object_handlers(), sizeof(zend_object_handlers));

dog_object_handlers.clone_obj = NULL;

return SUCCESS;

}