[jdev] Reproducability of XEP-0115: Entity Capabilities - 5.3 Complex Generation Example
stpeter at stpeter.im
Tue Apr 22 14:43:37 CDT 2008
Peter Saint-Andre wrote:
> Peter Saint-Andre wrote:
>> Peter Saint-Andre wrote:
>>> Stephan Maka wrote:
>>>> "Sergei Golovan" <sgolovan at nes.ru> wrote:
>>>>> I guess spaces are added to allow line breaking. Hash is computed for
>>>>> the string without spaces.
>>>>>> Look again. I can't even reproduce with the SHA-1 method given in
>>>>> Remove http://jabber.org/protocol/caps< from a hashed string and
>>>>> you'll get the desired hash value.
>>>> Great, that works. Thank you very much.
>>>>>> Because it is required. Perhaps this is a bug in the XEP?
>>>>> It looks like a bug in XEP.
>>> Yes, thanks for the bug report. I'll regenerate the hash (clearly the
>>> entities support http://jabber.org/protocol/caps so it doesn't make
>>> sense to remove that from "S").
>> Well, I removed 'http://jabber.org/protocol/caps' from "S" because I
>> couldn't duplicate the results any other way. :) Typically I generate
>> the hashes using this command:
>> echo -n 'S' | openssl dgst -binary -sha1 | openssl enc -nopad -base64
>> However, that doesn't work for this example because it has the Greek
>> character Ψ in the string and that character is not properly encoded at
>> the command line on my system. IIRC Joe Hildebrand generated that hash
>> for me using Jabber-Net.
> Well that's stupid, I'm going to fix the examples properly. Plus the Psi
> version numbers don't match (0.9.1 vs. 0.11) so I need to correct that.
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