/**
* Test iterator referenced data is within the slist.
*/
bool_t _slist_iterator_belong_to_slist(const slist_t* cpslist_slist, slist_iterator_t it_iter)
{
_slistnode_t* pt_node = NULL;
assert(cpslist_slist != NULL);
assert(_slist_is_inited(cpslist_slist));
assert(_SLIST_ITERATOR_CONTAINER(it_iter) == cpslist_slist);
assert(_SLIST_ITERATOR_CONTAINER_TYPE(it_iter) == _SLIST_CONTAINER);
assert(_SLIST_ITERATOR_ITERATOR_TYPE(it_iter) == _FORWARD_ITERATOR);
/* the end iterator of slist corepos is NULL */
if(_SLIST_ITERATOR_COREPOS(it_iter) == NULL)
{
return true;
}
for(pt_node = cpslist_slist->_t_head._pt_next; pt_node != NULL; pt_node = pt_node->_pt_next)
{
if(pt_node == (_slistnode_t*)_SLIST_ITERATOR_COREPOS(it_iter))
{
return true;
}
}
return false;
}
/**
* Test the type that saved in the slist container and referenced by it_iter are same.
*/
bool_t _slist_same_slist_iterator_type(const slist_t* cpslist_slist, slist_iterator_t it_iter)
{
assert(cpslist_slist != NULL);
assert(_SLIST_ITERATOR_CONTAINER(it_iter) != NULL);
assert(_SLIST_ITERATOR_CONTAINER_TYPE(it_iter) == _SLIST_CONTAINER);
assert(_SLIST_ITERATOR_ITERATOR_TYPE(it_iter) == _FORWARD_ITERATOR);
return _slist_same_type(cpslist_slist, _SLIST_ITERATOR_CONTAINER(it_iter));
}
/**
* Create slist iterator.
*/
slist_iterator_t _create_slist_iterator(void)
{
slist_iterator_t it_iter;
_SLIST_ITERATOR_ITERATOR_TYPE(it_iter) = _FORWARD_ITERATOR;
_SLIST_ITERATOR_CONTAINER_TYPE(it_iter) = _SLIST_CONTAINER;
_ITERATOR_CONTAINER(it_iter) = NULL;
_SLIST_ITERATOR_COREPOS(it_iter) = NULL;
return it_iter;
}
