Re: Re: bencoding 0:

Elliott Mitchell wrote:
>>From: "skybuckflying" <[email protected]>
>>--- In [email protected], Elliott Mitchell <ehem@m...> wrote:
>>
>>>>From: Olaf van der Spek <OvdSpek@L...>
>>>>
>>>>>Any string of digits is a valid string length (no one generates 
>>
>>strings
>>
>>>>>of length 0000, but it is valid by the spec).
>>>>
>>>>That's not supposed to be valid.
>>>
>>>"Strings are length-prefixed base ten followed by a colon and the 
>>
>>string.
>>
>>>For example 4:spam corresponds to 'spam'."
>>>
>>>Sounds perfectly valid to me. Though I would support shooting 
>>
>>anyone who
>>
>>>created such strings by design.
>>
>>For delphi it's no problem :)
>>
>>ShowMessage( IntToStr( StrToInt( '000' ) ) );
>>
>>This shows 0 :) without exceptions etc ;)
>>
>>Though other languages might have problems converting string '0000' 
>>to 0 :)
>>
>>Test it ;)
> 
> 
> This is amoung the more trivial Computer Science problems out there. Yes,
> different languages may make it slightly easier or harder, but it is
> still trivial. If you think handling this poses even the slightest
> difficulty, then go away and don't come back until you know something.
> 
> Then again the little bit of code you sent to the list was either Delphi
> or Modula 2/3/n (first thought was Pascal, but could of been Delphi). So
> I don't see much future in your work here anyway.
> 
> 
> Now my support for shooting anyone who made a client that emitted
> bencoded of the form 00+: had nothing to do with the difficulty of the
> problem. It had to do that making strings like that was a bad idea,
> though it shouldn't cause problems with any well written client.

Are you sure?
If you read a .torrent with 04:spam and then write it as 4:spam, the 
.torrent changed and the info_hash changed too. So IMO 04:spam would 
cause a problem.


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