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66 lines
1.5 KiB
66 lines
1.5 KiB
#include "list.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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list_t *create_list(void) {
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list_t *list = malloc(sizeof(list_t));
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list->capacity = 10;
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list->length = 0;
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list->items = malloc(sizeof(void*) * list->capacity);
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return list;
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}
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static void list_resize(list_t *list) {
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if (list->length == list->capacity) {
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list->capacity += 10;
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list->items = realloc(list->items, sizeof(void*) * list->capacity);
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}
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}
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void list_free(list_t *list) {
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if (list == NULL) {
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return;
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}
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free(list->items);
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free(list);
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}
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void list_add(list_t *list, void *item) {
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list_resize(list);
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list->items[list->length++] = item;
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}
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void list_insert(list_t *list, int index, void *item) {
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list_resize(list);
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memmove(&list->items[index + 1], &list->items[index], sizeof(void*) * (list->length - index));
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list->length++;
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list->items[index] = item;
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}
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void list_del(list_t *list, int index) {
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list->length--;
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memmove(&list->items[index], &list->items[index + 1], sizeof(void*) * (list->length - index));
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}
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void list_cat(list_t *list, list_t *source) {
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int i;
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for (i = 0; i < source->length; ++i) {
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list_add(list, source->items[i]);
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}
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}
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void list_qsort(list_t* list, int compare(const void *left, const void *right)) {
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qsort(list->items, list->length, sizeof(void *), compare);
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}
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int list_seq_find(list_t *list, int compare(const void *item, const void *data), const void *data) {
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for (int i = 0; i < list->length; i++) {
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void *item = list->items[i];
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if (compare(item, data) == 0) {
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return i;
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}
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}
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return -1;
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}
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