Improving LZXpress decompression/compression algorithms

Andrew Bartlett abartlet at
Wed Apr 7 03:11:49 UTC 2021

On Thu, 2021-04-01 at 12:13 +0400, Matt Suiche via samba-technical
> First of all, thanks a lot to Douglas Bagnall for the assistance.
> While I was revisiting the LZXpress implementation, I discovered that
> the 2
> official documented cases from MS-XCA were not supported:
> The attached implementation includes bug fixes in the decompression
> algorithm, a rewrite of the compression function and additional tests
> as it
> only had a single test.

Thanks Matt for taking care of this, it is really appriciated having
someone look back over this code, and adding tests in particular.

Andrew Bartlett

Andrew Bartlett (he/him)
Samba Team Member (since 2001)
Samba Team Lead, Catalyst IT

Samba Development and Support, Catalyst IT - Expert Open Source

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