[BitTorrent] Merkle, URLs, etc

Olaf van der Spek OvdSpek at LIACS.NL
Fri Mar 4 11:29:17 EST 2005


Justin Cormack wrote:
> 
> Olaf wrote: 
> 
>>Justin Cormack wrote:
>>
>>>Olaf wrote: 
>>>
>>>
>>>>Joseph Ashwood wrote:
>>>>
>>>>
>>>>>Binary Merkle Trees: Are heavily flawed, and the only suggestion made to fix
>>>>>it was to send the grandchildren as well, which completely defeats the point
>>>>>of the child nodes, making the child nodes pure overhead, they serve no
>>>>>purpose except to enlarge the tranfer and raise the CPU time.
>>>>
>>>>A merkle tree with the same granularity as BT1 does have about the same 
>>>>overhead.
>>>
>>>
>>>But then its basically equivalent to your get info hash extension... Or
>>
>>You mean get_info/info?
>>No, it's not.
>>
>>
>>>any other scheme where the first thing you do is get a full hash tree...
>>
>>No, because you do not get the entire tree up front.
> 
> 
> If its flat you have to get it up front, you cant do anything else.

Who said it's flat?


 
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