public static void InitializeHC(CCtxT *hc4, byte *start)
{
LZ4MemoryHelper.Zero((byte *)hc4->HashTable, HashTableSizeHC * sizeof(uint));
LZ4MemoryHelper.Fill((byte *)hc4->ChainTable, 0xFF, MaxD * sizeof(ushort));
hc4->NextToUpdate = 64 * KB;
hc4->BaseP = start - 64 * KB;
hc4->End = start;
hc4->DictBase = start - 64 * KB;
hc4->DictLimit = 64 * KB;
hc4->LowLimit = 64 * KB;
}