[Loadstone] Automatically created lsdb files

Shawn Kirkpatrick shawn at loadstone-gps.com
Wed Aug 24 22:59:02 BST 2011


It's possible for something to generate a crc of 0 but if this happens it's 
rejected on the point share side. Since the userid is only 16 bits the 
probability of a clash with something else is a lot higher than I'd like.

On Wed, 24 Aug 2011, Ari Moisio wrote:

> Hi
>
> Ok, i'll use something else, crc  of OpenStreetMap or similar.
>
> But aren't there a risk that some other userid will also create a crc of 0 
> too?
>
> btw: i have found  http://downloads.cloudmade.com/
> quite nice place to get bigger maps and extract suitable area with osmosis.
>
>
>
> -- 
> mr. M01510 & guide Loadstone-GPS
> hkp://wwwkeys.pgp.net B784D020
> 0C1F 6A76 DC9D DD58 3383 8B5D 0E76 9600  B784 D02
>
> On Tue, 23 Aug 2011, Shawn Kirkpatrick wrote:
>
>> You should really use your own userid rather than 0. 0 is reserved for 
>> system use. Other than that these values should be fine. The satellites 
>> value is ignored so it doesn't really matter but the accuracy value will 
>> have an effect on approach calculations so setting it to 1 is a good idea. 
>> The id value should be fine as long as it's unique to the userid you're 
>> using.
>> 
>> On Mon, 22 Aug 2011, Ari Moisio wrote:
>> 
>>> Hi
>>> 
>>> I'm using following values when creating maps from OSM data:
>>> 
>>> 
>>> satellites: 1
>>> accuracy: 1
>>> userid: 0
>>> id: node id from OSM database
>>> 
>>> shoud i expect difficulties with these values?
>>> 
>>> 
>>> 
>>> -- 
>>> mr. M01510 & guide Loadstone-GPS
>>> hkp://wwwkeys.pgp.net B784D020
>>> 0C1F 6A76 DC9D DD58 3383 8B5D 0E76 9600  B784 D02
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>>> Loadstone mailing list
>>> Loadstone at loadstone-gps.com
>>> http://www.loadstone-gps.com/mailman/listinfo/loadstone
>>> 
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