lock.cpp

00001 /*
00002 * Authors: Group 4 Adam Elghor, Brian Kaplan, Sayak Chatterjee, Moraa Onwonga
00003 * Purpose: Controls the LOCK state of the machine
00004 * Language: C
00005 */
00006 #include "lock.h"
00007 #include "authentication.h"
00008 #include "actuators.h"
00009 #include "powerManagement.h"
00010 #include "parameters.h"
00011 
00012 /*
00013 * Function:  lock
00014 * --------------------
00015 *  Locks safe
00016 *
00017 *  returns: the next state in the state machine
00018 *  Open: After it has been locked
00019 *
00020 */
00021 enum states lock() {
00022     if(authenticateLock()) {
00023         openSafe();
00024         wait(5);
00025         return OPEN;
00026     } else {
00027         return LOCK;
00028     }
00029 }
00030 
00031 /*
00032 * Function: authenticate
00033 * ----------------------------
00034 *  Checks whether a cup was found through the sonar sensor
00035 *
00036 *  returns: true if cup found else false
00037 */
00038 bool authenticateLock() {
00039     return CorrectEntrySequenceAttempt();
00040 }
00041