public static void method526(String s, Stream stream)
{
if (s.Length > 80)
{
s = s.Substring(0, 80);
}
s = s.ToLower();
int i = -1;
for (int j = 0; j < s.Length; j++)
{
char c = s[j];
int k = 0;
for (int l = 0; l < validChars.Length; l++)
{
if (c != validChars[l])
{
continue;
}
k = l;
break;
}
if (k > 12)
{
k += 195;
}
if (i == -1)
{
if (k < 13)
{
i = k;
}
else
{
stream.writeWordBigEndian(k);
}
}
else
if (k < 13)
{
stream.writeWordBigEndian((i << 4) + k);
i = -1;
}
else
{
stream.writeWordBigEndian((i << 4) + (k >> 4));
i = k & 0xf;
}
}
if (i != -1)
{
stream.writeWordBigEndian(i << 4);
}
}
