search for: varsumlen

...involved with reading and writing the sum_struct fields. I have eliminated the duplication by consolidating that transmission in the new (read|write)_sum_head functions. A added bonus is that write_sum_head replaces the send_null_sums function. The Adleresque checksum1 is in no way affected. The varsumlen patch builds on that groundwork by implementing a simple heuristic to generate the per-file sum2 lengths. It remains two bytes until the file is 8193 blocks at which it increments and continues incrementing each time the block count quadruples. This builds on the dynamic block size code (which is...