public static HashMap<PolyBase, PolyBase> revElemeMap(int fl) {
ArrayList<PolyBase> elems = PolyBase.getFieldElems(fl);
HashMap<PolyBase, PolyBase> elemRevMap = new HashMap<>();
for (PolyBase elem : elems) {
elemRevMap.put(elem, PolyBase.revElem(elem, fl));
}
return elemRevMap;
}
public static ArrayList<PolyBase> getFieldElems(Integer st) {
ArrayList<PolyBase> res = new ArrayList<>();
for (int i = 0; i < Math.pow(2, st); i++) {
PolyBase t = new PolyBase(Integer.toBinaryString(i));
t.number = i;
t.getBigger();
res.add(t);
}
return res;
}
public static ArrayList<Integer> errorFlow(int n) {
ArrayList<Integer> result = new ArrayList<>();
for (int i = 0; i < fl; i++) {
int co = 0;
for (int j = 0; j < elems.size(); j++) {
PolyBase el = sum(elems.get(j), getEi(i));
el.getBigger();
co += (getf(n, j) + getf(n, elems.indexOf(el))) % 2;
}
result.add(co);
}
System.out.println("ErrorFlow counted");
return result;
}
public static PolyBase bigGenLength(PolyBase a) {
PolyBase oldGen = new PolyBase(generator.toString());
Integer dif = a.decomposition.size() - oldGen.decomposition.size();
for (int i = 0; i < dif; i++) {
oldGen.decomposition.add(0);
}
return oldGen;
}
public static PolyBase gornerMeth2(PolyBase a, int b, Integer fl) {
PolyBase temp = new PolyBase(a.toString());
PolyBase result = one(fl);
String pow = Integer.toBinaryString(b);
for (int i = 0; i < pow.length(); i++) {
result = square(result);
if (pow.charAt(i) == '1') {
result = multiplication(result, temp);
}
}
return result;
}
public static ArrayList<PolyBase> getFuncRes(ArrayList<PolyBase> elts, String fc) {
ArrayList<PolyBase> result = new ArrayList<>();
int o = 0;
int all = (int) Math.pow(2, fl);
if (fc.equals("rev")) {
for (PolyBase i : elts) {
System.out.println("Element " + i + " started");
i.getBigger();
PolyBase t = revElem(i, fl);
t.getBigger();
result.add(t);
System.out.println("Element " + t + " added");
o++;
System.out.println((all - o) + " elements to go");
}
}
if (fc.equals("sec")) {
for (PolyBase i : elts) {
i.getBigger();
PolyBase t = new PolyBase(i.toString());
t = gornerMeth2(t, (int) Math.pow(2, fl) - 3, fl);
t.getBigger();
result.add(t);
}
}
if (fc.equals("15")) {
for (PolyBase i : elts) {
i.getBigger();
PolyBase t = new PolyBase(i.toString());
t = gornerMeth2(t, 131, fl);
t.getBigger();
result.add(t);
}
}
return result;
}
