void process_command(char* command)
{
if (is_command(command, "ps")) {
print_all_processes(&shell_wnd);
return;
}
if (is_command(command, "clear")) {
clear_window(&shell_wnd);
return;
}
if (is_command(command, "pacman")) {
run_pacman_app(&pacman_wnd);
return;
}
if (is_command(command, "train")) {
run_train_app(&train_wnd);
return;
}
if (is_command(command, "macaddr")) {
ne2k_print_mac(&ne2k_wnd, &ne2k_phy);
return;
}
if (is_command(command, "go")) {
set_train_speed("4");
return;
}
if (is_command(command, "stop")) {
set_train_speed("0");
return;
}
if (is_command(command, "rev")) {
set_train_speed("D");
return;
}
if (is_command(command, "help")) {
wprintf(&shell_wnd, "Commands:\n");
wprintf(&shell_wnd, " - help show this help\n");
wprintf(&shell_wnd, " - clear clear window\n");
wprintf(&shell_wnd, " - ps show all processes\n");
wprintf(&shell_wnd, " - pacman start PacMan\n");
wprintf(&shell_wnd, " - go make the train go\n");
wprintf(&shell_wnd, " - stop make the train stop\n");
wprintf(&shell_wnd, " - rev reverse train direction\n");
wprintf(&shell_wnd, " - train start train application\n");
wprintf(&shell_wnd, " - macaddr get the MAC address of your NE2K\n\n");
return;
}
/* Room for more commands! */
wprintf(&shell_wnd, "Syntax error! Type 'help' for help.\n");
}
void runConfig1or2(int zamboniConfig)
{
// Set switches for wagon pickup
train_set_switch('3', 'G');
train_set_switch('2', 'G');
wprintf(&train_wnd, "Waiting for Zamboni to pass wagon\n");
// wait for zamboni to go by wagon
if(zamboniConfig)
{
while(!get_status_of_contact("3"));
}
set_train_speed("5");
// set switch so zamboni will be trapped in loop
train_set_switch('8', 'R');
// set switch so train can get wagon
train_set_switch('4', 'R');
wprintf(&train_wnd, "Trapping Zamboni in small loop\n");
// slow down train once it's close to the wagon
while(!get_status_of_contact("6"));
while(get_status_of_contact("6"));
// Won't need this on actual train set
set_train_speed("4");
// detect pickup of wagon
while(!get_status_of_contact("1"));
set_train_speed("0");
train_set_switch('4', 'G');
wprintf(&train_wnd, "Ensure Zamboni is trapped\n");
// make sure zamboni is in loop
if(zamboniConfig)
{
while(!get_status_of_contact("12"));
}
wprintf(&train_wnd, "Heading home\n");
// send the train home
train_switch_directions();
set_train_speed("5");
train_set_switch('5', 'R');
train_set_switch('6', 'R');
// wait for arrival and stop
while(!get_status_of_contact("7"));
while(get_status_of_contact("7"));
set_train_speed("0");
wprintf(&train_wnd, "Home Safe!\n");
// restore outer track config
train_set_switch('5', 'G');
}
// initialize the track, set switch positions
void init_track()
{
// make sure train is immobile
set_train_speed("0");
// Set switches so that Zamboni will not crash
train_set_switch('5', 'G');
train_set_switch('8', 'G');
train_set_switch('9', 'R');
train_set_switch('4', 'G');
train_set_switch('1', 'G');
}
int trainCommand(char* param1, char* param2)
{
if(stringCompare(param1, "clear") == 0 && stringCompare(param2, "") == 0)
{
train_clear_mem_buffer();
return 0;
}
// train speed setting
else if(stringCompare(param1, "speed") == 0)
{
if(param2[1] == 0 && param2[0] >= '0' && param2[0] <= '5')
{
set_train_speed(¶m2[0]);
return 0;
}
else
{
wprintf(&shell_wnd, "Invalid Speed Selection\n");
return -1;
}
}
else if(stringCompare(param1, "switch") == 0)
{
if(param2[2] != 0)
{
wprintf(&shell_wnd, "Invalid switch command format\n");
wprintf(&shell_wnd, "Must be of form train switch #C\n");
wprintf(&shell_wnd, "Where # is [1-9] and C is 'R' or 'G'\n");
return -1;
}
if(param2[0] < '1' || param2[0] > '9')
{
wprintf(&shell_wnd, "Invalid switch identifier\n");
return -1;
}
if(param2[1] != 'G' && param2[1] != 'R')
{
wprintf(&shell_wnd, "Invalid switch position\n");
return -1;
}
train_set_switch(param2[0], param2[1]);
return 0;
}
else if(stringCompare(param1, "see") == 0)
{
// Only allow second parameter length of 2
if(strlen(param2) > 2 || param2[0] == 0)
{
wprintf(&shell_wnd, "Invalid parameter 2 length\n");
return -1;
}
else
{
if(get_status_of_contact(param2) == 0)
{
wprintf(&shell_wnd, "train not detected\n");
}
else
{
wprintf(&shell_wnd, "train found on track ");
wprintf(&shell_wnd, param2);
wprintf(&shell_wnd, "\n");
}
return 0;
}
}
else if(stringCompare(param1, "rev") == 0)
{
wprintf(&shell_wnd, "Reversing train direction\n");
train_switch_directions();
//switch_train_direction(&train_wnd);
return 0;
}
else if(stringCompare(param1, "run") == 0 && stringCompare(param2, "") == 0)
{
wprintf(&shell_wnd, "Train Executing\n");
trainRunning = 0;
init_train(&train_wnd);
return 0;
}
else
{
wprintf(&shell_wnd, "See 'help' for list of train commands\n");
return -1;
}
return 1;
}
void runConfig4(int zamboniConfig)
{
int on13 = 0;
// init switches
train_set_switch('9', 'G');
// put train on outer loop, head for wagon
wprintf(&train_wnd, "Turning around\n");
set_train_speed("5");
while(!get_status_of_contact("6"));
set_train_speed("0");
train_switch_directions();
set_train_speed("5");
// redirect zamboni, wait at 3
if(zamboniConfig)
{
wprintf(&train_wnd, "Redirecting Zamboni\n");
while(get_status_of_contact("6"));
train_set_switch('4', 'R');
train_set_switch('3', 'G');
wprintf(&train_wnd, "Waiting for Zamboni at track 3\n");
while(!get_status_of_contact("3"));
set_train_speed("0");
while(!get_status_of_contact("14"));
set_train_speed("5");
}
// turn train around, connect to wagon
wprintf(&train_wnd, "Getting the wagon\n");
while(!get_status_of_contact("14"));
set_train_speed("0");
train_switch_directions();
// check to see that train is on track 13
// this determines how long the train should reverse on the spur
if(get_status_of_contact("13"))
{
on13 = 1;
wprintf(&train_wnd, "Stopped to reverse on track 13\n");
}
else
{
wprintf(&train_wnd, "Stopped to reverse on track 14\n");
}
set_train_speed("5");
while(get_status_of_contact("14"));
// carriage is on a spur, so wait a bit before stopping
// boolean will protect against inadvertent run-offs
if(on13)
{
sleep(80);
}
else
{
sleep(5);
}
set_train_speed("0");
train_switch_directions();
// Wait for zamboni
if(zamboniConfig)
{
wprintf(&train_wnd, "Waiting for Zamboni");
while(!get_status_of_contact("7"))
{
wprintf(&train_wnd, ".");
}
wprintf(&train_wnd, "\n");
}
// Go home
wprintf(&train_wnd, "Going home\n");
set_train_speed("5");
train_set_switch('4', 'G');
train_set_switch('3', 'R');
// wait for zamboni to pass before throwing switch
if(zamboniConfig)
{
wprintf(&train_wnd, "Waiting for Zamboni to pass home plate\n");
while(!get_status_of_contact("4"));
}
train_set_switch('4', 'R');
while(!get_status_of_contact("6"));
while(get_status_of_contact("6"));
set_train_speed("0");
wprintf(&train_wnd, "Home Safe!\n");
train_set_switch('4', 'G');
}
void runConfig3(int zamboniConfig)
{
// init switches
train_set_switch('7', 'G');
train_set_switch('3', 'R');
train_set_switch('2', 'R');
// Waiting for Zamboni
if(zamboniConfig)
{
wprintf(&train_wnd, "Waiting for Zamboni\n");
while(!get_status_of_contact("4"));
}
// put train on outer loop, head for wagon
wprintf(&train_wnd, "Turning around\n");
set_train_speed("5");
while(!get_status_of_contact("6"));
set_train_speed("0");
train_switch_directions();
set_train_speed("5");
wprintf(&train_wnd, "Getting wagon\n");
// redirect zamboni, wait at 3
if(zamboniConfig)
{
wprintf(&train_wnd, "Redirecting Zamboni\n");
while(get_status_of_contact("6"));
train_set_switch('4', 'R');
train_set_switch('3', 'G');
wprintf(&train_wnd, "Waiting for Zamboni at track 3\n");
while(!get_status_of_contact("3"));
set_train_speed("0");
while(!get_status_of_contact("14"));
sleep(75);
set_train_speed("5");
}
// Let Zamboni pass track segment 13 before setting switch
if(zamboniConfig)
{
while(!get_status_of_contact("10"));
}
train_set_switch('8', 'R');
train_set_switch('4', 'G');
while(get_status_of_contact("11"));
set_train_speed("0");
train_switch_directions();
train_set_switch('8', 'G');
// Waiting for Zamboni
if(zamboniConfig)
{
wprintf(&train_wnd, "Waiting for Zamboni\n");
while(!get_status_of_contact("7"));
}
// train back to home
wprintf(&train_wnd, "Going home\n");
set_train_speed("5");
// wait for zamboni to pass home, before setting outer loop switch
if(zamboniConfig)
{
while(!get_status_of_contact("4"));
}
train_set_switch('4', 'R');
train_set_switch('3', 'R');
while(!get_status_of_contact("6"));
while(get_status_of_contact("6"));
set_train_speed("0");
wprintf(&train_wnd, "Home Safe!\n");
//Return outer loop continuity
train_set_switch('4', 'G');
}
