public bool OnGetEnumerator(EntriesInput input, EntriesOutput output)
{
if (null == raout)
{
raout = new RandomAccessOutput(output);
}
if (null == raentries)
{
raentries = new RandomAccessEntries();
}
raentries.SetInput(input);
byte[] firstkeybuf, xkeybuf;
int firstkeyoffset, xkeyoffset;
int firstkeylen, xkeylen;
for (; i < input.entries.Count;)
{
input.entries[i].LocateKey(input, out firstkeybuf, out firstkeyoffset, out firstkeylen);
int len = 1;
for (int j = i + 1; j < input.entries.Count; j++)
{
bool nomatch = false;
input.entries[j].LocateKey(input, out xkeybuf, out xkeyoffset, out xkeylen);
if (firstkeylen != xkeylen)
{
break;
}
for (int ki = 0; ki != xkeylen; ki++)
{
if (xkeybuf[xkeyoffset + ki] != firstkeybuf[firstkeyoffset + ki])
{
nomatch = true;
break;
}
}
if (nomatch)
{
break;
}
len++;
}
raentries.set(i, len);
Reduce(raentries[0].Key, raentries, raout);
i += len;
return(true); // Continue.
}
i = 0;
return(false); // At end; stop.
}
