public class EasyBoxWPAGen {
public static String GENERATE_WPA_KEY (String mac){
String wpaKey = "";
mac = mac.trim();
mac = mac.replace(":", "");
mac = mac.replace(" ", "");
if (mac.length() == 12){
String C1 = ""+ Integer.parseInt(mac.substring(8), 16);
while (C1.length() < 5) C1 = 0+C1;
char S6 = C1.charAt(0);
char S7 = C1.charAt(1);
char S8 = C1.charAt(2);
char S9 = C1.charAt(3);
char S10 = C1.charAt(4);
char M7 = mac.charAt(6);
char M8 = mac.charAt(7);
char M9 = mac.charAt(8);
char M10 = mac.charAt(9);
char M11 = mac.charAt(10);
char M12 = mac.charAt(11);
String tmpK1 = Integer.toHexString(Character.digit(S7, 16) + Character.digit(S8, 16) + Character.digit(M11, 16) + Character.digit(M12, 16));
String tmpK2 = Integer.toHexString(Character.digit(M9, 16) + Character.digit(M10, 16) + Character.digit(S9, 16) + Character.digit(S10, 16));
char K1 = tmpK1.charAt(tmpK1.length() -1);
char K2 = tmpK2.charAt(tmpK2.length() -1);
String X1 = Integer.toHexString(Character.digit(K1, 16) ^ Character.digit(S10, 16));
String X2 = Integer.toHexString(Character.digit(K1, 16) ^ Character.digit(S9, 16));
String X3 = Integer.toHexString(Character.digit(K1, 16) ^ Character.digit(S8, 16));
String Y1 = Integer.toHexString(Character.digit(K2, 16) ^ Character.digit(M10, 16));
String Y2 = Integer.toHexString(Character.digit(K2, 16) ^ Character.digit(M11, 16));
String Y3 = Integer.toHexString(Character.digit(K2, 16) ^ Character.digit(M12, 16));
String Z1 = Integer.toHexString(Character.digit(M11, 16) ^ Character.digit(S10, 16));
String Z2 = Integer.toHexString(Character.digit(M12, 16) ^ Character.digit(S9, 16));
String Z3 = Integer.toHexString(Character.digit(K1, 16) ^ Character.digit(K2, 16));
wpaKey = X1+Y1+Z1+X2+Y2+Z2+X3+Y3+Z3;
System.out.println("WPA-KEY: "+ wpaKey);
} else {
System.out.println("Error: MAC-Address must have 12 digits!");
}
return wpaKey;
}
}
