int main(void)
{
/* initialise kernel */
si_kernel_init();
/* initialise message handling */
si_message_init();
/* set up random number generator */
srand(12345);
/* initialise UI channel */
si_ui_init();
/* set size of GUI window */
si_ui_set_size(670, 700);
/* initialise variables */
mainlift=lift_create();
/* create tasks */
si_task_create(lift_task, &Lift_Stack[STACK_SIZE-1], 20);
si_task_create(user_task, &User_Stack[STACK_SIZE-1], 15);
/* start the kernel */
si_kernel_start();
/* will never be here! */
return 0;
}
// This process is responsible for drawing the lift. Receives lift_type structures
// as messages.
void uidraw_process(void) {
char msg[1024];
si_ui_set_size(670, 700);
while(1) {
message_receive(msg, 1024, QUEUE_UI);
lift_type Lift = (lift_type) &msg[0];
// draw_lift(Lift);
}
}
/* set_task: reads messages from the user interface, and
sets the clock, or exits the program */
void * set_thread(void *unused)
{
/* message array */
char message[SI_UI_MAX_MESSAGE_SIZE];
/* time read from user interface */
int hours, minutes, seconds;
/* set GUI size */
si_ui_set_size(400, 200);
while(1)
{
/* read a message */
si_ui_receive(message);
/* check if it is a set message */
if (strncmp(message, "set", 3) == 0)
{
time_from_set_message(message, &hours, &minutes, &seconds);
if (time_ok(hours, minutes, seconds))
{
clock_set_time(hours, minutes, seconds);
}
else
{
si_ui_show_error("Illegal value for hours, minutes or seconds");
}
}
else if (strncmp(message, "alarm", 5) == 0)
{
time_from_alarm_message(message, &hours, &minutes, &seconds);
if (time_ok(hours, minutes, seconds))
{
clock_set_alarm(hours, minutes, seconds);
}
else
{
si_ui_show_error("Illegal value for hours, minutes or seconds");
}
}
else if (strcmp(message, "reset") == 0)
{
clock_reset_alarm();
}
/* check if it is an exit message */
else if (strcmp(message, "exit") == 0)
{
exit(0);
}
/* not a legal message */
else
{
si_ui_show_error("unexpected message type");
}
}
}
int main(void)
{
/* initialise kernel */
si_kernel_init();
/* initialise message handling */
si_message_init();
/* set up random number generator */
srand(12345);
/* initialise UI channel */
si_ui_init();
/* set size of GUI window */
si_ui_set_size(670, 700);
/* initialise variables */
lift_init(mainlift);
/* create tasks */
/* create tasks */
si_task_create(
lift_task, &Lift_Stack[STACK_SIZE - 1], LIFT_PRIORITY);
Lift_Task_Id = 1;
si_task_create(
move_lift_task, &Move_Lift_Stack[STACK_SIZE - 1], MOVE_LIFT_PRIORITY);
Move_Lift_Task_Id = 2;
si_task_create(
user_task, &User_Stack[STACK_SIZE - 1], USER_PRIORITY);
User_Task_Id = 3;
Lowest_Passenger_Task_Id = TASK_ID_FIRST_PERSON;
/* start the kernel */
si_kernel_start();
/* will never be here! */
return 0;
}
/*
There shall be one task, called user_task, which receives commands from the graphical user interface. This task shall create new person tasks. A new person task shall be created when the text string new is received. The task user_task shall also contain functionality for termination of the program. The program shall be terminated when the text string exit is received.
*/
void user_task(void)
{
/* set size of GUI window */
si_ui_set_size(670, 700);
int n_persons = 0;
/* message array */
char message[SI_UI_MAX_MESSAGE_SIZE];
while(1)
{
/* read a message */
si_ui_receive(message);
/* check if it is a set time message */
if (strncmp(message, "new", 3) == 0)
{
printf("blaba!!!!\n");
if (n_persons == MAX_N_PERSONS)
{
si_ui_show_error("Failure to comply: Overpopulation!");
} else {
int id = n_persons++;
si_task_create(passenger_task, &Passenger_Stack[id][STACK_SIZE-1], 17);
/* send id message to created task */
si_message_send((char *) &id, sizeof(int), id_to_task_id(id));
}
}
/* check if it is an exit message */
else if (strcmp(message, "exit") == 0)
{
exit(0);
}
/* not a legal message */
else
{
si_ui_show_error("unexpected message type");
}
}
}
/*
There shall be one task, called user_task, which receives commands from the graphical user interface. This task shall create new person tasks. A new person task shall be created when the text string new is received. The task user_task shall also contain functionality for termination of the program. The program shall be terminated when the text string exit is received.
*/
void user_task(void)//TODO
{
/* set size of GUI window */
si_ui_set_size(670, 700);
int n_persons = 0;
/* message array */
char message[SI_UI_MAX_MESSAGE_SIZE];
while(1)
{
/* read a message */
si_ui_receive(message);
/* check if it is a set time message */
if (strncmp(message, "new", 3) == 0)
{
/*printf("Spawning...\n");*/
if (n_persons == MAX_N_PERSONS)
{
si_ui_show_error("Failure to comply: Overpopulation!");
} else {
int id = n_persons++;
create_passenger(id, 17);
}
}
/* check if it is an exit message */
else if (strcmp(message, "exit") == 0)
{
exit(0);
}
/* not a legal message */
else
{
si_ui_show_error("unexpected message type");
}
}
}
/* display_task: display task */
void display_task(void)
{
/* current value of the integer number */
int number;
/* current noted information whether the integer number is
odd or even (a copy of the common variable Even_Number) */
int even_number;
/* set GUI size */
si_ui_set_size(400, 200);
/* set initial value for the integer number */
set_number(100);
while (1)
{
/* get the number and the information regarding odd or even */
get_number(&number, &even_number);
/* print the number */
print_number(number, even_number);
/* wait for a while */
si_wait_n_ms(1000 + rand() % 1000);
}
}
/* set_task: reads messages from the user interface... */
void set_task(void)
{
/* message array */
char message[SI_UI_MAX_MESSAGE_SIZE];
/* time read from user interface */
int hours = 0, minutes = 0, seconds = 0;
/* set GUI size */
si_ui_set_size(400, 200);
while(1)
{
/* read a message */
si_ui_receive(message);
/* check if it is a set message */
if (strncmp(message, "set:", 4) == 0)
{
time_from_set_message(message, &hours, &minutes, &seconds);
if (time_ok(hours, minutes, seconds))
{
set_time(hours, minutes, seconds);
}
else
{
si_ui_show_error("Illegal value for hours, minutes or seconds");
}
}
/* check if it is an alarm message */
else if (strncmp(message, "alarm:", 6) == 0)
{
time_from_alarm_message(message, &hours, &minutes, &seconds);
if (time_ok(hours, minutes, seconds))
{
set_alarm(hours, minutes, seconds);
display_alarm_time(hours,minutes,seconds);
}
else
{
si_ui_show_error("Illegal value for hours, minutes or seconds");
}
}
/* check if it is an reset message */
else if (strncmp(message, "reset", 5) == 0)
{
erase_alarm_time();
erase_alarm_text();
reset_alarm();
}
/* check if it is an exit message */
else if (strcmp(message, "exit") == 0)
{
exit(0);
}
/* not a legal message */
else
{
si_ui_show_error("unexpected message type");
}
}
}
