Matthieu, Yes, there will be an update to MS-FRS1. The product team is looking into the most appropriate way to reflect this in the document. In the "Lempel-Ziv Compression in Windows.pdf" document communicated in my previous email, there is a generic example on how to work out the Lempel-Ziv compression and decompression in Windows.
Regards, Edgar -----Original Message----- From: Matthieu Patou [mailto:[email protected]] Sent: Monday, August 29, 2011 6:11 PM To: Edgar Olougouna Cc: [email protected]; [email protected] Subject: Re: [REG: 111081578094589] Explanation about the LZNT1 compression scheme in FRS1. Hi, Edgar, Can we expect some updates of FRS1 with for instance a example of the compressed and then uncompressed data ? Matthieu. On 29/08/2011 23:24, Edgar Olougouna wrote: > Matthieu, > > Your observation is correct. Windows implementation of the Lempel-Ziv > compression algorithm is based on the original algorithm in [UASDC]. However, > Windows modifies the basic algorithm as detailed in the attached document > "Lempel-Ziv Compression in Windows.pdf". > > [UASDC] Ziv, J. and Lempel, A., "A Universal Algorithm for Sequential Data > Compression", May 1977, http://ieeexplore.ieee.org/iel5/18/22696/01055714.pdf. > > Regards, > Edgar > > -----Original Message----- > From: Edgar Olougouna > Sent: Monday, August 22, 2011 7:34 PM > To: [email protected] > Cc: [email protected]; [email protected] > Subject: RE: [REG: 111081578094589] Explanation about the LZNT1 compression > scheme in FRS1. > > Matthieu, > > We are actively working on this issue. I will update you as soon as we > complete our investigation. Thank you for your patience. > > Regards, > Edgar > > -----Original Message----- > From: Matthieu Patou > Sent: Monday, August 22, 2011 6:29 PM > To: Edgar Olougouna > Cc: [email protected]; [email protected] > Subject: Re: [REG: 111081578094589] Explanation about the LZNT1 compression > scheme in FRS1. > > > Hi Edgar, > > Have you any news on this ? > > Thanks. > > Matthieu. > > On 17/08/2011 19:49, Edgar Olougouna wrote: >> [Adding case number in subject] >> >> Matthieu, >> >> I have taken ownership of this issue. I will update you as soon as we >> complete our investigation. >> >> Thanks, >> Edgar >> >> -----Original Message----- >> From: Edgar Olougouna >> Sent: Monday, August 15, 2011 4:44 PM >> To: [email protected]; [email protected]; [email protected] >> Subject: RE: Explanation about the LZNT1 compression scheme in FRS1. >> >> [Dochelp to bcc] >> >> Matthieu, >> >> I have created the case number 111081578094589 to track this request. One of >> our team members will follow-up soon. >> >> Thanks, >> Edgar >> >> -----Original Message----- >> From: Matthieu Patou [mailto:[email protected]] >> Sent: Monday, August 15, 2011 4:22 PM >> To: Interoperability Documentation Help; [email protected]; >> [email protected] >> Subject: Explanation about the LZNT1 compression scheme in FRS1. >> >> Hello, >> >> MS-FRS1.pdf indicate that LZNT1 compression is used and point to >> http://go.microsoft.com/fwlink/?LinkId=90549 for explanations. >> >> But this link only describe the Zif& Lampel method for loss-less >> compression. It seems that compressed data that comes after the STAGE_HEADER >> is mostly following this method but that there is some headers associated. >> >> If it's not an impression can it be documented, if it's just an impression >> can you show in the example like 4.4.7 PDC Sends Out CMD_RECEIVING_STAGE how >> to pass from the compressed content to the uncompressed content ? >> >> Thanks. >> >> Matthieu. >> >> >> -- >> Matthieu Patou >> Samba Team http://samba.org >> Private repo http://git.samba.org/?p=mat/samba.git;a=summary >> >> >> >> > > -- > Matthieu Patou > Samba Team http://samba.org > Private repo http://git.samba.org/?p=mat/samba.git;a=summary > > > -- Matthieu Patou Samba Team http://samba.org Private repo http://git.samba.org/?p=mat/samba.git;a=summary _______________________________________________ cifs-protocol mailing list [email protected] https://lists.samba.org/mailman/listinfo/cifs-protocol
