/**
* Initialize vector container with an exist vector range.
*/
void vector_init_copy_range(vector_t* pvec_dest, vector_iterator_t it_begin, vector_iterator_t it_end)
{
vector_iterator_t it_dest;
vector_iterator_t it_src;
bool_t b_result = false;
assert(pvec_dest != NULL);
assert(_vector_is_created(pvec_dest));
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_begin), it_begin));
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_end), it_end));
assert(iterator_equal(it_begin, it_end) || _vector_iterator_before(it_begin, it_end));
assert(_vector_same_vector_iterator_type(pvec_dest, it_begin));
assert(_vector_same_vector_iterator_type(pvec_dest, it_end));
/* initialize all elements with default value */
vector_init_n(pvec_dest, iterator_distance(it_begin, it_end));
/* copy values for range */
for(it_dest = vector_begin(pvec_dest), it_src = it_begin;
!iterator_equal(it_dest, vector_end(pvec_dest)) && !iterator_equal(it_src, it_end);
it_dest = iterator_next(it_dest), it_src = iterator_next(it_src))
{
b_result = _GET_VECTOR_TYPE_SIZE(pvec_dest);
_GET_VECTOR_TYPE_COPY_FUNCTION(pvec_dest)(_VECTOR_ITERATOR_COREPOS(it_dest), _VECTOR_ITERATOR_COREPOS(it_src), &b_result);
assert(b_result);
}
assert(iterator_equal(it_dest, vector_end(pvec_dest)) && iterator_equal(it_src, it_end));
}
/**
* Get the pointer that point to the iterator reference data, but ignore char*.
*/
const void* _vector_iterator_get_pointer_ignore_cstr(vector_iterator_t it_iter)
{
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_iter), it_iter));
assert(!_vector_iterator_equal(it_iter, vector_end(_VECTOR_ITERATOR_CONTAINER(it_iter))));
return _VECTOR_ITERATOR_COREPOS(it_iter);
}
/**
* Get the iterator that reference previous n data.
*/
vector_iterator_t _vector_iterator_prev_n(vector_iterator_t it_iter, int n_step)
{
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_iter), it_iter));
_VECTOR_ITERATOR_COREPOS(it_iter) -= _GET_VECTOR_TYPE_SIZE(_VECTOR_ITERATOR_CONTAINER(it_iter)) * n_step;
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_iter), it_iter));
return it_iter;
}
/**
* Get the iterator that reference next data.
*/
vector_iterator_t _vector_iterator_next(vector_iterator_t it_iter)
{
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_iter), it_iter));
_VECTOR_ITERATOR_COREPOS(it_iter) += _GET_VECTOR_TYPE_SIZE(_VECTOR_ITERATOR_CONTAINER(it_iter));
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_iter), it_iter));
return it_iter;
}
/**
* Test the type that saved in the vector container and referenced by it_iter are same.
*/
bool_t _vector_same_vector_iterator_type(const vector_t* cpvec_vector, vector_iterator_t it_iter)
{
assert(cpvec_vector != NULL);
assert(_VECTOR_ITERATOR_CONTAINER(it_iter) != NULL);
assert(_VECTOR_ITERATOR_CONTAINER_TYPE(it_iter) == _VECTOR_CONTAINER);
assert(_VECTOR_ITERATOR_ITERATOR_TYPE(it_iter) == _RANDOM_ACCESS_ITERATOR);
return _vector_same_type(cpvec_vector, _VECTOR_ITERATOR_CONTAINER(it_iter));
}
/**
* Compare two iterators for equality.
*/
bool_t _vector_iterator_equal(vector_iterator_t it_first, vector_iterator_t it_second)
{
assert(_iterator_same_type(it_first, it_second));
assert(_VECTOR_ITERATOR_CONTAINER(it_first) == _VECTOR_ITERATOR_CONTAINER(it_second));
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_first), it_first));
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_second), it_second));
return _VECTOR_ITERATOR_COREPOS(it_first) == _VECTOR_ITERATOR_COREPOS(it_second) ? true : false;
}
/**
* Calculate the distance between two iterators.
*/
int _vector_iterator_minus(vector_iterator_t it_first, vector_iterator_t it_second)
{
assert(_iterator_same_type(it_first, it_second));
assert(_VECTOR_ITERATOR_CONTAINER(it_first) == _VECTOR_ITERATOR_CONTAINER(it_second));
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_first), it_first));
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_second), it_second));
return (_VECTOR_ITERATOR_COREPOS(it_first) - _VECTOR_ITERATOR_COREPOS(it_second)) /
(int)_GET_VECTOR_TYPE_SIZE(_VECTOR_ITERATOR_CONTAINER(it_first));
}
/**
* Get the pointer that point to the iterator reference data.
*/
const void* _vector_iterator_get_pointer(vector_iterator_t it_iter)
{
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_iter), it_iter));
assert(!_vector_iterator_equal(it_iter, vector_end(_VECTOR_ITERATOR_CONTAINER(it_iter))));
/* char* */
if (strncmp(_GET_VECTOR_TYPE_BASENAME(_VECTOR_ITERATOR_CONTAINER(it_iter)), _C_STRING_TYPE, _TYPE_NAME_SIZE) == 0) {
return string_c_str((string_t*)_VECTOR_ITERATOR_COREPOS(it_iter));
} else {
return _VECTOR_ITERATOR_COREPOS(it_iter);
}
}
/**
* Set iterator reference data.
*/
void _vector_iterator_set_value(vector_iterator_t it_iter, const void* cpv_value)
{
bool_t b_result = false;
assert(cpv_value != NULL);
assert(_vector_iterator_belong_to_vector(_VECTOR_ITERATOR_CONTAINER(it_iter), it_iter));
assert(!_vector_iterator_equal(it_iter, vector_end(_VECTOR_ITERATOR_CONTAINER(it_iter))));
/* char* */
if (strncmp(_GET_VECTOR_TYPE_BASENAME(_VECTOR_ITERATOR_CONTAINER(it_iter)), _C_STRING_TYPE, _TYPE_NAME_SIZE) == 0) {
string_assign_cstr((string_t*)_VECTOR_ITERATOR_COREPOS(it_iter), (char*)cpv_value);
} else {
b_result = _GET_VECTOR_TYPE_SIZE(_VECTOR_ITERATOR_CONTAINER(it_iter));
_GET_VECTOR_TYPE_COPY_FUNCTION(_VECTOR_ITERATOR_CONTAINER(it_iter))(_VECTOR_ITERATOR_COREPOS(it_iter), cpv_value, &b_result);
assert(b_result);
}
}
/**
* Test iterator referenced data is within the vector.
*/
bool_t _vector_iterator_belong_to_vector(const vector_t* cpvec_vector, vector_iterator_t it_iter)
{
assert(cpvec_vector != NULL);
assert(_vector_is_inited(cpvec_vector));
assert(_VECTOR_ITERATOR_ITERATOR_TYPE(it_iter) == _RANDOM_ACCESS_ITERATOR);
assert(_VECTOR_ITERATOR_CONTAINER_TYPE(it_iter) == _VECTOR_CONTAINER);
assert(_VECTOR_ITERATOR_CONTAINER(it_iter) == cpvec_vector);
if (_VECTOR_ITERATOR_COREPOS(it_iter) >= cpvec_vector->_pby_start &&
_VECTOR_ITERATOR_COREPOS(it_iter) <= cpvec_vector->_pby_finish) {
return true;
} else {
return false;
}
}
