#include <string.h>
#include <stdio.h>
#include <stdlib.h>

#include "ipfs/unixfs/format.h"


/**
 * Copy data into a new struct
 * @param type the type of data
 * @param data the acutal data
 * @param data_length the length of the data array
 * @param result where the struct will be stored
 * @returns true(1) on success
 */
int ipfs_unixfs_format_new(enum UnixFSFormatType type, const unsigned char* data,
		size_t data_length, struct UnixFSData** result) {
	struct UnixFSData* new_struct = (struct UnixFSData*)malloc(sizeof(struct UnixFSData));
	if (new_struct == NULL)
		return 0;

	new_struct->data = (unsigned char*) malloc(sizeof(unsigned char) * data_length);
	if (new_struct->data == NULL) {
		free (new_struct);
		return 0;
	}
	memcpy(new_struct->data, data, data_length);
	new_struct->type = type;
	new_struct->data_length = data_length;
	return 1;
}

/**
 * Free memory allocated by _new
 * @param data the struct
 * @returns true(1) on success
 */
int ipfs_unixfs_format_free(struct UnixFSData* unixfs_data) {
	free(unixfs_data->data);
	free(unixfs_data);
	return 0;
}