9fans - fans of the OS Plan 9 from Bell Labs
 help / color / mirror / Atom feed
From: David Presotto <presotto@closedmind.org>
To: 9fans@cse.psu.edu
Subject: Re: [9fans] Qid path generation
Date: Mon,  5 May 2003 21:10:37 -0400	[thread overview]
Message-ID: <1b899d420ced031fb566de867397fc17@plan9.bell-labs.com> (raw)
In-Reply-To: <017e01c3134d$66024460$3f00a8c0@MERCURY>

By the way, here's my hash function.  I pass it the full path
name and creation time:


static uvlong
hash(Rune *p, ulong seed)
{
	ulong x;
	uvlong xx;

	x = seed;
	while(*p)
		x = x*1103515245 + 12345 + *p++;
	xx = x;
	xx <<= 32;
	xx |= seed;
	return xx;
}


  parent reply	other threads:[~2003-05-06  1:10 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-05-05 21:29 Andrew Simmons
2003-05-05 21:30 ` W. Josephson
2003-05-05 21:33 ` rsc
2003-05-05 21:45   ` Andrew Simmons
2003-05-06 11:29     ` Aharon Robbins
2003-05-06  1:09   ` David Presotto
2003-05-06  1:10 ` David Presotto [this message]
2003-05-06  1:23   ` Andrew Simmons
2003-05-06  2:29     ` David Presotto
2003-05-06  3:05       ` Russ Cox

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1b899d420ced031fb566de867397fc17@plan9.bell-labs.com \
    --to=presotto@closedmind.org \
    --cc=9fans@cse.psu.edu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).