/* * Specifies a new size of a vector. */ void vector_resize(vector_t* pvec_vector, size_t t_resize) { vector_iterator_t it_cutpos; /* the cut position */ size_t t_expsize = 0; _byte_t* pby_oldfinish = NULL; assert(pvec_vector != NULL); assert(_vector_is_inited(pvec_vector)); if(t_resize == vector_size(pvec_vector)) { return; } else if(t_resize < vector_size(pvec_vector)) { it_cutpos = vector_begin(pvec_vector); it_cutpos = iterator_next_n(it_cutpos, t_resize); vector_erase_range(pvec_vector, it_cutpos, vector_end(pvec_vector)); } else { t_expsize = t_resize - vector_size(pvec_vector); if(t_resize > vector_capacity(pvec_vector)) { vector_reserve(pvec_vector, _vector_calculate_new_capacity(vector_size(pvec_vector), t_expsize)); } /* initialize new elements */ pby_oldfinish = pvec_vector->_pby_finish; pvec_vector->_pby_finish += t_expsize * _GET_VECTOR_TYPE_SIZE(pvec_vector); _vector_init_elem_range_auxiliary(pvec_vector, pby_oldfinish, pvec_vector->_pby_finish); } }
/** * Reset the size of vector elements, and filled element is from variable argument list. */ void _vector_resize_elem_varg(vector_t* pvec_vector, size_t t_resize, va_list val_elemlist) { vector_iterator_t t_cutpos; /* the cut position */ size_t t_expsize = 0; size_t i = 0; void* pv_varg = NULL; _byte_t* pby_oldfinish = NULL; bool_t b_result = false; assert(pvec_vector != NULL); assert(_vector_is_inited(pvec_vector)); if(t_resize == vector_size(pvec_vector)) { return; } else if(t_resize < vector_size(pvec_vector)) { t_cutpos = vector_begin(pvec_vector); t_cutpos = iterator_next_n(t_cutpos, t_resize); vector_erase_range(pvec_vector, t_cutpos, vector_end(pvec_vector)); } else { t_expsize = t_resize - vector_size(pvec_vector); if(t_resize > vector_capacity(pvec_vector)) { vector_reserve(pvec_vector, _vector_calculate_new_capacity(vector_size(pvec_vector), t_expsize)); } /* get varg value only once */ pv_varg = _alloc_allocate(&pvec_vector->_t_allocator, _GET_VECTOR_TYPE_SIZE(pvec_vector), 1); assert(pv_varg != NULL); _vector_get_varg_value_auxiliary(pvec_vector, val_elemlist, pv_varg); /* initialize new elements */ pby_oldfinish = pvec_vector->_pby_finish; pvec_vector->_pby_finish += t_expsize * _GET_VECTOR_TYPE_SIZE(pvec_vector); _vector_init_elem_range_auxiliary(pvec_vector, pby_oldfinish, pvec_vector->_pby_finish); /* copy value from varg to new elements */ for(i = 0; i < t_expsize; ++i) { b_result = _GET_VECTOR_TYPE_SIZE(pvec_vector); _GET_VECTOR_TYPE_COPY_FUNCTION(pvec_vector)(pby_oldfinish + i * _GET_VECTOR_TYPE_SIZE(pvec_vector), pv_varg, &b_result); assert(b_result); } /* destroy varg */ _vector_destroy_varg_value_auxiliary(pvec_vector, pv_varg); _alloc_deallocate(&pvec_vector->_t_allocator, pv_varg, _GET_VECTOR_TYPE_SIZE(pvec_vector), 1); } }
/** * Initialize vector container with mutiple default element. */ void vector_init_n(vector_t* pvec_vector, size_t t_count) { assert(pvec_vector != NULL); assert(_vector_is_created(pvec_vector)); if(t_count > 0) { size_t t_newcapacity = _vector_calculate_new_capacity(0, t_count); pvec_vector->_pby_start = _alloc_allocate(&pvec_vector->_t_allocator, _GET_VECTOR_TYPE_SIZE(pvec_vector), t_newcapacity); assert(pvec_vector->_pby_start != NULL); pvec_vector->_pby_finish = pvec_vector->_pby_start + _GET_VECTOR_TYPE_SIZE(pvec_vector) * t_count; pvec_vector->_pby_endofstorage = pvec_vector->_pby_start + _GET_VECTOR_TYPE_SIZE(pvec_vector) * t_newcapacity; /* initialize all elements */ _vector_init_elem_range_auxiliary(pvec_vector, pvec_vector->_pby_start, pvec_vector->_pby_finish); } }
/** * Add specificed element from variable argument list at the end of vector container. */ void _vector_push_back_varg(vector_t* pvec_vector, va_list val_elemlist) { _byte_t* pby_last = NULL; assert(pvec_vector != NULL); assert(_vector_is_inited(pvec_vector)); /* if the remain capacity is less then the element count */ if (vector_capacity(pvec_vector) == vector_size(pvec_vector)) { vector_reserve(pvec_vector, _vector_calculate_new_capacity(vector_size(pvec_vector), 1)); } /* initialize the last element */ pby_last = pvec_vector->_pby_finish; assert(pby_last != NULL); pvec_vector->_pby_finish += _GET_VECTOR_TYPE_SIZE(pvec_vector); _vector_init_elem_auxiliary(pvec_vector, pby_last); /* copy value from varg */ _type_get_varg_value(&pvec_vector->_t_typeinfo, val_elemlist, pby_last); }
/** * Insert multiple copys of element befor specificed position, the element is from variable argument list. */ vector_iterator_t _vector_insert_n_varg(vector_t* pvec_vector, vector_iterator_t it_pos, size_t t_count, va_list val_elemlist) { void* pv_varg = NULL; bool_t b_result = false; /* test the vector and iterator is valid */ assert(pvec_vector != NULL); assert(_vector_is_inited(pvec_vector)); assert(_vector_iterator_belong_to_vector(pvec_vector, it_pos)); if (t_count > 0) { size_t i = 0; _byte_t* pby_oldfinish = NULL; _byte_t* pby_pos = NULL; /* for initialize elments and insert elements */ _byte_t* pby_destpos = NULL; /* if the remain capacity is less then the element count */ if (vector_size(pvec_vector) + t_count > vector_capacity(pvec_vector)) { size_t t_insertpos = iterator_distance(vector_begin(pvec_vector), it_pos); /* reserve the new size */ vector_reserve(pvec_vector, _vector_calculate_new_capacity(vector_size(pvec_vector), t_count)); it_pos = iterator_next_n(vector_begin(pvec_vector), t_insertpos); } /* insert the element counts of element to the position */ /* * move the elements from pos to the finish of vector to the * memory that after the pos element count. * +-----------------------------------------+ * | | | | * +-----------------------------------------+ * ^ ^ ^ * | | | * start it_pos finish * _t_count__ * / \ * +-----------------------------------------+ * | | |new element| | * +-----------------------------------------+ * ^ ^ ^ ^ * | | | | * start it_pos pby_oldfinish finish */ /* initialize new elements */ pby_oldfinish = pvec_vector->_pby_finish; assert(pby_oldfinish != NULL); pvec_vector->_pby_finish += t_count * _GET_VECTOR_TYPE_SIZE(pvec_vector); _vector_init_elem_range_auxiliary(pvec_vector, pby_oldfinish, pvec_vector->_pby_finish); /* move element from old finish to new finish */ for (pby_pos = pby_oldfinish - _GET_VECTOR_TYPE_SIZE(pvec_vector), pby_destpos = pvec_vector->_pby_finish - _GET_VECTOR_TYPE_SIZE(pvec_vector); pby_pos >= _VECTOR_ITERATOR_COREPOS(it_pos); pby_pos -= _GET_VECTOR_TYPE_SIZE(pvec_vector), pby_destpos -= _GET_VECTOR_TYPE_SIZE(pvec_vector)) { b_result = _GET_VECTOR_TYPE_SIZE(pvec_vector); _GET_VECTOR_TYPE_COPY_FUNCTION(pvec_vector)(pby_destpos, pby_pos, &b_result); assert(b_result); } /* get varg value only once */ pv_varg = _alloc_allocate(&pvec_vector->_t_allocator, _GET_VECTOR_TYPE_SIZE(pvec_vector), 1); assert(pv_varg != NULL); _vector_get_varg_value_auxiliary(pvec_vector, val_elemlist, pv_varg); /* copy value for varg */ for (i = 0; i < t_count; ++i) { b_result = _GET_VECTOR_TYPE_SIZE(pvec_vector); _GET_VECTOR_TYPE_COPY_FUNCTION(pvec_vector)(_VECTOR_ITERATOR_COREPOS(it_pos) + i * _GET_VECTOR_TYPE_SIZE(pvec_vector), pv_varg, &b_result); assert(b_result); } /* destroy varg and free memory */ _vector_destroy_varg_value_auxiliary(pvec_vector, pv_varg); _alloc_deallocate(&pvec_vector->_t_allocator, pv_varg, _GET_VECTOR_TYPE_SIZE(pvec_vector), 1); } return it_pos; }
/** * Insert a range of elements into vector at a specificed position. */ void vector_insert_range(vector_t* pvec_vector, vector_iterator_t it_pos, vector_iterator_t it_begin, vector_iterator_t it_end) { size_t t_count = 0; /* the element count */ bool_t b_result = false; vector_iterator_t it_first; vector_iterator_t it_second; _byte_t* pby_oldfinish = NULL; _byte_t* pby_pos = NULL; _byte_t* pby_destpos = NULL; /* test the vector and iterator is valid */ assert(pvec_vector != NULL); assert(_vector_is_inited(pvec_vector)); assert(_vector_iterator_belong_to_vector(pvec_vector, it_pos)); /*assert(!_vector_iterator_belong_to_vector(pvec_vector, it_begin));*/ /*assert(!_vector_iterator_belong_to_vector(pvec_vector, it_end));*/ assert(_vector_same_vector_iterator_type(pvec_vector, it_begin)); assert(_vector_same_vector_iterator_type(pvec_vector, it_end)); assert(iterator_equal(it_begin, it_end) || _vector_iterator_before(it_begin, it_end)); t_count = iterator_distance(it_begin, it_end); if(t_count > 0) { /* if the remain capacity is less then the element count */ if(vector_size(pvec_vector) + t_count > vector_capacity(pvec_vector)) { size_t t_distance = _VECTOR_ITERATOR_COREPOS(it_pos) - pvec_vector->_pby_start; /* reserve the new size */ vector_reserve(pvec_vector, _vector_calculate_new_capacity(vector_size(pvec_vector), t_count)); _VECTOR_ITERATOR_COREPOS(it_pos) = pvec_vector->_pby_start + t_distance; } /* initialize new elements */ pby_oldfinish = pvec_vector->_pby_finish; assert(pby_oldfinish != NULL); pvec_vector->_pby_finish += t_count * _GET_VECTOR_TYPE_SIZE(pvec_vector); _vector_init_elem_range_auxiliary(pvec_vector, pby_oldfinish, pvec_vector->_pby_finish); /* move element from old finish to new finish */ for(pby_pos = pby_oldfinish - _GET_VECTOR_TYPE_SIZE(pvec_vector), pby_destpos = pvec_vector->_pby_finish - _GET_VECTOR_TYPE_SIZE(pvec_vector); pby_pos >= _VECTOR_ITERATOR_COREPOS(it_pos); pby_pos -= _GET_VECTOR_TYPE_SIZE(pvec_vector), pby_destpos -= _GET_VECTOR_TYPE_SIZE(pvec_vector)) { b_result = _GET_VECTOR_TYPE_SIZE(pvec_vector); _GET_VECTOR_TYPE_COPY_FUNCTION(pvec_vector)(pby_destpos, pby_pos, &b_result); assert(b_result); } /* insert element counts copys to the pos */ for(it_first = it_pos, it_second = it_begin; !iterator_equal(it_second, it_end); it_first = iterator_next(it_first), it_second = iterator_next(it_second)) { b_result = _GET_VECTOR_TYPE_SIZE(pvec_vector); _GET_VECTOR_TYPE_COPY_FUNCTION(pvec_vector)(_VECTOR_ITERATOR_COREPOS(it_first), _VECTOR_ITERATOR_COREPOS(it_second), &b_result); assert(b_result); } assert(_VECTOR_ITERATOR_COREPOS(it_first) == _VECTOR_ITERATOR_COREPOS(it_pos) + (_VECTOR_ITERATOR_COREPOS(it_end) - _VECTOR_ITERATOR_COREPOS(it_begin))); } }