add add IP address command

tui/main.cpp

@@ -2,6 +2,7 @@
 #include <stdio.h>
 #include <curses.h>
 #include <QCoreApplication>
+#include <QRegularExpression>
 #include <interface.h>
 #include <QStringList>
 #include <QHash>
@@ -203,6 +204,50 @@ void interfaceSelect(WINDOW *window, QString interface) {
     if(c == 'q') {
       quit(window);
       exit(0);
+    }else if(c == 'a') {
+      wdeleteln(window);
+      mvwaddstr(window, y + 7, 2, "Enter IP address to add: ");
+      wrefresh(window);
+
+      char ipToAdd[19] = {0};
+
+      echo();
+      wgetnstr(window, ipToAdd, sizeof(ipToAdd) / sizeof(char) - 1);
+      noecho();
+
+      QString ip = ipToAdd;
+
+      if(!ip.contains(QRegularExpression("^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])/([5-9]|[1-2][0-9]|3[0-2])$"))) {
+        msgbox("Invalid IP address. Please try again.");
+        interfaceSelect(window, interface);
+        return;
+      }
+
+      wdeleteln(window);
+      QString confirm = "Are you sure you want to add ";
+
+      confirm += ip;
+      confirm += " [y/n]? ";
+
+      QByteArray arr = confirm.toLatin1();
+      const char *confirmStr = arr.constData();
+
+      mvwaddstr(window, y + 7, 2, confirmStr);
+      wrefresh(window);
+
+      c = getch();
+
+      if(c == 'y') {
+        if(obj.addAddress(ip)) {
+          msgbox("Could not add IP address. Not enough permissions?");
+        }else{
+          msgbox("IP address added successfully.");
+        }
+
+        interfaceSelect(window, interface);
+      }else{
+        interfaceSelect(window, interface);
+      }
     }else if(c == 'd') {
       wdeleteln(window);
       mvwaddstr(window, y + 7, 2, "Enter number of IP address to delete: ");