feat(linked list): added insert after value function

This commit is contained in:
Mineplay 2025-04-25 17:15:58 -05:00
parent 2f5f629def
commit 0f3334b232
3 changed files with 37 additions and 1 deletions

View file

@ -46,6 +46,7 @@ FledastyError fledasty_linked_list_append(FledastyLinkedList *current_linked_lis
FledastyError fledasty_linked_list_insert_at_index(FledastyLinkedList *current_linked_list, const size_t index, void *value);
FledastyError fledasty_linked_list_insert_before_value(FledastyLinkedList *current_linked_list, void *before_value, void *value);
FledastyError fledasty_linked_list_insert_after_value(FledastyLinkedList *current_linked_list, void *after_value, void *value);
static inline bool fledasty_linked_list_is_empty(FledastyLinkedList *current_linked_list) { return current_linked_list->size == 0; }

View file

@ -165,10 +165,43 @@ FledastyError fledasty_linked_list_insert_before_value(FledastyLinkedList *curre
new_node->next = current_linked_list->start;
current_linked_list->start = new_node;
} else {
new_node->next = previous_node->next;
new_node->next = current_node;
previous_node->next = new_node;
}
current_linked_list->size += 1;
return FLEDASTY_ERROR_NONE;
}
FledastyError fledasty_linked_list_insert_after_value(FledastyLinkedList *current_linked_list, void *after_value, void *value) {
if (current_linked_list == NULL || after_value == NULL || value == NULL) {
return FLEDASTY_ERROR_INVALID_POINTER;
}
FledastyLinkedListNode *current_node = current_linked_list->start;
while (current_node != NULL && !hallocy_compare_memory(current_node->value, after_value, current_linked_list->element_byte_size)) {
current_node = current_node->next;
}
if (current_node == NULL) {
return FLEDASTY_ERROR_VALUE_NOT_FOUND;
}
FledastyLinkedListNode *new_node = (FledastyLinkedListNode*)hallocy_malloc(sizeof(FledastyLinkedListNode));
new_node->value = hallocy_malloc(current_linked_list->element_byte_size);
hallocy_copy_memory(new_node->value, value, current_linked_list->element_byte_size);
if (current_node == current_linked_list->end) {
new_node->next = NULL;
current_linked_list->end->next = new_node;
current_linked_list->end = new_node;
} else {
new_node->next = current_node->next;
current_node->next = new_node;
}
current_linked_list->size += 1;
return FLEDASTY_ERROR_NONE;
}

View file

@ -115,6 +115,8 @@ int main() {
insert_value = 28;
insert_at_value = 35;
fledasty_linked_list_insert_before_value(&test_linked_list, &insert_at_value, &insert_value);
insert_value = 90;
fledasty_linked_list_insert_after_value(&test_linked_list, &insert_at_value, &insert_value);
FledastyLinkedListNode *test_linked_list_node = test_linked_list.start;
for (int i = 0; i < test_linked_list.size; i += 1) {