Re: [TLS] New Cached info draft
Marsh Ray <marsh@extendedsubset.com> Fri, 26 March 2010 18:38 UTC
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Date: Fri, 26 Mar 2010 13:38:29 -0500
From: Marsh Ray <marsh@extendedsubset.com>
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To: Stefan Santesson <stefan@aaa-sec.com>
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Cc: Adam Langley <agl@imperialviolet.org>, "tls@ietf.org" <tls@ietf.org>
Subject: Re: [TLS] New Cached info draft
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On 3/26/2010 9:36 AM, Stefan Santesson wrote: > I have submitted a 05 version of cached info draft that fixes the recorded > errors and problems. > > http://tools.ietf.org/rfcdiff?url2=draft-ietf-tls-cached-info-05.txt Cool. As a check, I implemented the FNV-1 64 algorithm directly from the pseudocode in the draft, and without reference to any other docs. Then I tried a few test vectors from http://isthe.com/chongo/src/fnv/test_fnv.c The results look good: For input data: 0 bytes Digest is: CB F2 9C E4 84 22 23 25 For input data: 0000 61 a 1 bytes Digest is: AF 63 BD 4C 86 01 B7 BE For input data: 0000 FF 00 00 01 .... 4 bytes Digest is: D6 B2 B1 7B F4 B7 12 61 For input data: 0000 68 74 74 70 3A 2F 2F 65 6E 2E 77 69 6B 69 70 65 http://en.wikipe 0010 64 69 61 2E 6F 72 67 2F 77 69 6B 69 2F 46 6F 77 dia.org/wiki/Fow 0020 6C 65 72 5F 4E 6F 6C 6C 5F 56 6F 5F 68 61 73 68 ler_Noll_Vo_hash 48 bytes Digest is: 26 CA F8 8B CB EF 2D 19 Minor suggestions: It might help to mention that this is FNV-1 and not the FNV-1a variant. The pseudocode relies on indentation for correct interpretation. Whitespace seems to sometimes get whacked around a bit in these docs. A pair of curlys might prevent a (trivial) ambiguity. Including a few of these test vectors might in the document could be useful, especially because there's not a solid normative ref for FNV-1. Feel free to use my text. I printed the digest as individual bytes to emphasize that they are a network sequence rather than a host integer. - Marsh
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Stefan Santesson
- [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Kemp, David P.
- Re: [TLS] New Cached info draft Adam Langley
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Marsh Ray
- Re: [TLS] New Cached info draft Marsh Ray
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Simon Josefsson
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Adam Langley
- Re: [TLS] New Cached info draft Brian Smith
- Re: [TLS] New Cached info draft Brian Smith
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Martin Rex
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Brian Smith
- Re: [TLS] New Cached info draft Martin Rex
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Brian Smith
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Michael D'Errico
- Re: [TLS] New Cached info draft Marsh Ray
- Re: [TLS] New Cached info draft Brian Smith
- Re: [TLS] New Cached info draft Adam Langley
- Re: [TLS] New Cached info draft Stefan Santesson
- Re: [TLS] New Cached info draft Martin Rex
- Re: [TLS] New Cached info draft Martin Rex
- Re: [TLS] New Cached info draft Marsh Ray
- Re: [TLS] New Cached info draft Martin Rex