hash
OS/161 Reference Manual
Name
hash - compute a simple hash function of a file
Synopsis
/testbin/hash file
host-hash file
Description
hash takes a file and computes a hash value for it by adding all the
bytes in the file together modulo a prime.
hash is by default also compiled for the System/161 host OS so you can
cross-check the answers you get.
Requirements
hash uses the following system calls:
Once the basic system calls are complete, hash should work on any file
the system supports. However, it will probably of most use for testing
while working on the file system assignment.