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general_utils.c
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general_utils.c
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//
// general_utils.c
// SD15-Product
//
// Created by Nuno Alexandre on 30/10/14.
// Copyright (c) 2014 Nuno Alexandre. All rights reserved.
//
#include <stdio.h>
#include "inet.h"
#include "general_utils.h"
#include <string.h>
#include <time.h>
int is_number (char * stringWithNumber ) {
char *ptr;
strtol(stringWithNumber, &ptr, 10);
return strncmp(ptr, "", 1) == 0;
}
/*
* Generates a random number
* Formula:
* rand() % N <- To get a number between 0 - N-1
* Then add the result to min, giving you
* a random number between min - max.
*/
int get_random_number(int min, int max){
srand((int) time(NULL));
int random_numer = rand();
return (random_numer % (max-min)) +1;
}