protected int GetRandStartPos(int rand_len, xorshift128plus random)
{
if (rand_len > 0)
{
return((int)(random.next() % 8589934609 % (ulong)rand_len));
}
return(0);
}
protected virtual int GetRandLen(int datalength, xorshift128plus random, byte[] last_hash)
{
if (datalength > 1440)
{
return(0);
}
random.init_from_bin(last_hash, datalength);
if (datalength > 1300)
{
return((int)(random.next() % 31));
}
if (datalength > 900)
{
return((int)(random.next() % 127));
}
if (datalength > 400)
{
return((int)(random.next() % 521));
}
return((int)(random.next() % 1021));
}
protected override int GetRandLen(int datalength, xorshift128plus random, byte[] last_hash)
{
if (datalength >= 1440)
{
return(0);
}
random.init_from_bin(last_hash, datalength);
int pos = FindPos(data_size_list, datalength + Server.overhead);
int final_pos = pos + (int)(random.next() % (ulong)(data_size_list.Length));
if (final_pos < data_size_list.Length)
{
return(data_size_list[final_pos] - datalength - Server.overhead);
}
pos = FindPos(data_size_list2, datalength + Server.overhead);
final_pos = pos + (int)(random.next() % (ulong)(data_size_list2.Length));
if (final_pos < data_size_list2.Length)
{
return(data_size_list2[final_pos] - datalength - Server.overhead);
}
if (final_pos < pos + data_size_list2.Length - 1)
{
return(0);
}
if (datalength > 1300)
{
return((int)(random.next() % 31));
}
if (datalength > 900)
{
return((int)(random.next() % 127));
}
if (datalength > 400)
{
return((int)(random.next() % 521));
}
return((int)(random.next() % 1021));
}
protected void InitDataSizeList()
{
xorshift128plus random = new xorshift128plus();
random.init_from_bin(Server.key);
int len = (int)(random.next() % 8 + 4);
List <int> data_list = new List <int>();
for (int i = 0; i < len; ++i)
{
data_list.Add((int)(random.next() % 2340 % 2040 % 1440));
}
data_list.Sort();
data_size_list = data_list.ToArray();
len = (int)(random.next() % 16 + 8);
data_list.Clear();
for (int i = 0; i < len; ++i)
{
data_list.Add((int)(random.next() % 2340 % 2040 % 1440));
}
data_list.Sort();
data_size_list2 = data_list.ToArray();
}
protected int UdpGetRandLen(xorshift128plus random, byte[] last_hash)
{
random.init_from_bin(last_hash);
return((int)(random.next() % 127));
}
