Re: [Codec] Base45

[Gary Gregory <ga...@gmail.com>]

Ping?

On Fri, Jun 25, 2021, 14:50 Gary Gregory <ga...@gmail.com> wrote:

> The simlest would be to make the Java file have the Apache 2 license
> header.
>
> Gary
>
> On Fri, Jun 25, 2021, 14:34 Dirk-Willem van Gulik <di...@webweaving.org>
> wrote:
>
>> On 25 Jun 2021, at 20:10, Bernd Eckenfels <ec...@zusammenkunft.net> wrote:
>>
>> > I asked the authors if they can share background info or want to
>> contribute a implementation here.
>>
>> Feel free to raid this version:
>>
>>         https://github.com/ehn-dcc-development/base45-java
>>
>> and happy to make sure there is a softwaregrant/license change if needed.
>> We also have a variation of this Base45 which is more efficient (and like
>> the one used by the bitcoin community):
>>
>>
>> https://github.com/dirkx/base45tight-ng/blob/main/src/org/webweaving/Base45.java
>>
>> which because of time contraints did not make it into the European
>> Digital Corona Certificate. But they would be a bit more efficient longer
>> term.
>>
>> Dw
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Re: [Codec] Base45

[Dirk-Willem van Gulik <di...@webweaving.org>]

My bad - done. By the way - in the Branch ‘tight-nc’ is also a variation which is in common use in the blockchain/bitcoin community. It requires BigNum - but is slightly more compact.

Dw
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