vector.h

#ifndef VECTOR_H
#define VECTOR_H

#include <stdbool.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>

#define VECTOR struct vector

struct vector {
  size_t capacity;
  size_t size;
  size_t elem_size;
  void *data;
  void (*push)(struct vector *v, void *data);
  // void (*at)(struct vector *v, size_t index) = NULL;
  void *(*at)(struct vector *v, size_t index);
  void (*free_mem)(struct vector *v);
  void (*push_string)(struct vector *v, char *string, size_t string_size);
  bool (*compare_str)(struct vector *v, char *string_to_compared_with);
};

struct vector create_void_vector();
struct vector create_string_vector();
struct vector buffer_to_vector(void *buffer, int buffer_size);
void *vector_to_buffer(struct vector vec);
void append_vector_to_vector(struct vector *dest, struct vector *src);
#endif