HideyoshiNakazone/dynamic_array
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refactor dynamic array: enhance element size handling, update memory management, and improve API functions

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This commit is contained in:
Vitor Hideyoshi
2026-03-27 09:56:36 -03:00
parent e86a0af333
commit eb1bd7837e
4 changed files with 82 additions and 61 deletions
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22
src/dynamic_array.c
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@@ -7,10 +7,12 @@
Array *array_create(const ArrayCreateOptions *options) {
const ArrayCreateOptions opt = options != NULL ? *options : DEFAULT_ARRAY_CREATE_OPTIONS;
Array *array = (Array*) malloc(sizeof(Array));
Array *array = malloc(sizeof(Array));
array->capacity = opt.initial_size;
array->value = (int*) calloc(array->capacity, sizeof(int));
array->value = calloc(array->capacity, opt.element_size);
array->size = 0;
array->element_size = opt.element_size;
return array;
}
@@ -24,27 +26,27 @@ void array_deconstructor(Array **pp_array) {
}
void array_resize(Array *p_array, const int new_size) {
int *new_ptr = realloc(p_array->value, new_size*sizeof(int));
int *new_ptr = realloc(p_array->value, new_size*p_array->element_size);
if (new_ptr == NULL) {
exit(1);
}
if (new_size > p_array->capacity) {
memset(new_ptr + p_array->capacity, 0, (new_size - p_array->capacity) * sizeof(int));
memset(new_ptr + p_array->capacity, 0, (new_size - p_array->capacity) * p_array->element_size);
}
p_array->value = new_ptr;
p_array->capacity = new_size;
}
int *array_get_value(const Array *array, const int index) {
if (index > array->capacity) {
void *array_get_value(const Array *p_array, const int index) {
if (index > p_array->capacity) {
return NULL;
}
return &array->value[index];
return p_array->value + index * p_array->element_size;
}
void array_set_value(Array *p_array, const int index, const int value) {
void array_set_value(Array *p_array, const int index, const void *value) {
if (index > p_array->capacity) {
int new_size = p_array->capacity;
while (index >= new_size) {
@@ -52,10 +54,12 @@ void array_set_value(Array *p_array, const int index, const int value) {
}
array_resize(p_array, new_size);
}
memcpy(
array_get_value(p_array, index), value, p_array->element_size
);
if (index >= p_array->size) {
p_array->size = index + 1;
}
p_array->value[index] = value;
}
int array_get_size(const Array *p_array) {