Jared,
assert(hash('adler32', 'foo',
true) === mhash(MHASH_ADLER32, 'foo'));
Thanks! Would get to that eventually, I guess. Still, there's xdiff and few other
things.
xdiff is only needed for recompression. For page views, there is a
pure-PHP port of the "patch" part.
-- Tim Starling