LOOKUP_BLOCK_SIZE
idx = (ip - LOOKUP_START_IP) / LOOKUP_BLOCK_SIZE;
num_entries, LOOKUP_START_IP + (LOOKUP_BLOCK_SIZE * i));
idx = (ip - LOOKUP_START_IP) / LOOKUP_BLOCK_SIZE;
LOOKUP_START_IP + (LOOKUP_BLOCK_SIZE * i));
. += (((text_size + LOOKUP_BLOCK_SIZE - 1) / \
LOOKUP_BLOCK_SIZE) + 1) * 4; \