34 lines
872 B
C
34 lines
872 B
C
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#include "d_array.h"
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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void u_d_arr_ptr_init(d_array_ptr_t *arr, int32_t init_capacity) {
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arr->capacity = init_capacity;
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arr->length = 0;
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arr->arr = malloc(sizeof(void *) * init_capacity);
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arr->fist_el = NULL;
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arr->last_el = NULL;
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memset(arr->arr, 0, init_capacity);
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}
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void u_d_arr_ptr_add(d_array_ptr_t *arr, void *ptr, int32_t idx) {
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int32_t new_capacity = idx * 2;
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if (idx > arr->capacity - 1) {
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arr->arr = realloc(arr->arr, new_capacity);
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memset(arr->arr+arr->capacity, 0, arr->capacity - new_capacity);
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arr->capacity = new_capacity;
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}
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if (arr->fist_el == NULL) arr->fist_el = ptr;
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arr->last_el = ptr;
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arr->arr[idx] = ptr;
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arr->length = idx+1;
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}
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void u_d_arr_ptr_free(d_array_ptr_t *arr) {
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arr->capacity = 0;
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arr->length = 0;
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free(arr->arr);
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arr->arr = NULL;
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} |