Method add_open_callback

lib_acl_cpp/src/stream/aio_socket_stream.cpp:78–113

}

void aio_socket_stream::add_open_callback(aio_open_callback* callback)
{
	if (open_callbacks_ == NULL) {
		open_callbacks_ = NEW std::list<AIO_OPEN_CALLBACK*>;
	}

	// �Ȳ�ѯ�ûص������Ѿ�����
	std::list<AIO_OPEN_CALLBACK*>::iterator it = open_callbacks_->begin();
	for (; it != open_callbacks_->end(); ++it) {
		if ((*it)->callback == callback) {
			if ((*it)->enable == false) {
				(*it)->enable = true;
			}
			return;
		}
	}

	// ��һ����λ
	it = open_callbacks_->begin();
	for (; it != open_callbacks_->end(); ++it) {
		if ((*it)->callback == NULL) {
			(*it)->enable = true;
			(*it)->callback = callback;
			return;
		}
	}

	// ����һ���µ�λ��
	AIO_OPEN_CALLBACK* ac = (AIO_OPEN_CALLBACK*)
		acl_mycalloc(1, sizeof(AIO_OPEN_CALLBACK));
	ac->enable   = true;
	ac->callback = callback;

	// ���ӽ��ص����������
	open_callbacks_->push_back(ac);
}

int aio_socket_stream::del_open_callback(aio_open_callback* callback /* = NULL */)
{