public Section GetRandomSection()
{
var x = new XorName();
var p = GetPrefixForXorname(x);
var s = Sections[p.Key];
return(s);
}
public bool Matches(XorName x)
{
if (Bits.Count > x.Bits.Count)
{
return(false);
}
for (int i = 0; i < Bits.Count; i++)
{
if (Bits[i] != x.Bits[i])
{
return(false);
}
}
return(true);
}
// @mav:
// There should never be a prefix longer than the vault name length (vault name length is constant at 256 bits).
// This would mean there’s approx 2^256 sections in the network which is pretty massive.
public void RenameWithPrefix(Prefix p)
{
if (p.Bits.Count > Name.Bits.Count)
{
Console.WriteLine("Warning: prefix bit count longer than name bit count!");
}
var newBits = Name.Bits.Count >= p.Bits.Count ?
new BitArray(Name.Bits) : new BitArray(p.Bits);
for (int i = 0; i < p.Bits.Count; i++)
{
newBits.Set(i, p.Bits[i]);
}
Name = new XorName(newBits);
}
Prefix GetPrefixForXorname(XorName x)
{
var prefix = new Prefix();
while (!Sections.ContainsKey(prefix.Key) && prefix.Bits.Count < x.Bits.Count)
{
// get the next bit of the xorname prefix
// extend the prefix depending on the bit of the xorname
if (!x.Bits[prefix.Bits.Count])
{
prefix = prefix.ExtendLeft();
}
else
{
prefix = prefix.ExtendRight();
}
}
if (!Sections.ContainsKey(prefix.Key) && HasMoreThanOneVault())
{
Debug.WriteLine("Warning: No prefix for xorname");
return(new Prefix());
}
return(prefix);
}
public Vault()
{
Name = new XorName();
Age = 1;
}