/**  
 *
 *   Esta clase simula las funciones de Locks
 *
 *  Autor: Sistemas Operativos (Francisco Arroyo)
 *
 *  Fecha: 2023/Abr/23
 *
 **/

#include <sys/types.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>


#include "Lock.h"

/**
 *  Creates a lock, using a semaphore
 **/
Lock::Lock() {

   lock = new Semaphore( 1, 1 );

}


/**
 *  Destroys the lock
 **/
Lock::~Lock() {

   delete this->lock;

}


/**
 * Acquires the lock
 *
 **/
void Lock::Acquire() {

   this->lock->Wait();

} 

  
/**
 * Release the lock
 *
 **/
void Lock::Release() {

   this->lock->Signal();

}