Re: Versioning for Datablocks

2018-12-13 Thread Otto Fowler
n and report a warning in case this is not as expected. Chris Outlook for Android <https://aka.ms/ghei36> herunterladen -- *From:* Otto Fowler *Sent:* Thursday, December 13, 2018 4:43:34 AM *To:* dev@plc4x.apache.org; Christofer Dutz *Subject:* Re: Versioni

Re: Versioning for Datablocks

2018-12-12 Thread Christofer Dutz
From: Otto Fowler Sent: Thursday, December 13, 2018 4:43:34 AM To: dev@plc4x.apache.org; Christofer Dutz Subject: Re: Versioning for Datablocks What exactly are you trying to protect from happening? On December 12, 2018 at 14:19:11, Christofer Dutz (christofer.d...@c-ware.de&l

Re: Versioning for Datablocks

2018-12-12 Thread Otto Fowler
rladen From: Julian Feinauer Sent: Wednesday, December 12, 2018 5:31:34 PM To: dev@plc4x.apache.org Subject: Re: Versioning for Datablocks Hey all, We spontaneously digged into it with wireshark and have generated a .cap to evaluate. The request is a "Get Block Info"

Re: Versioning for Datablocks

2018-12-12 Thread Christofer Dutz
special address syntax for that usecase and not add some new API functions. Chris Outlook for Android<https://aka.ms/ghei36> herunterladen From: Julian Feinauer Sent: Wednesday, December 12, 2018 5:31:34 PM To: dev@plc4x.apache.org Subject: Re: Versioni

Re: Versioning for Datablocks

2018-12-12 Thread Julian Feinauer
Hey all, We spontaneously digged into it with wireshark and have generated a .cap to evaluate. The request is a "Get Block Info" Request and the Response contains: "Code timestamp", "Interface timestamp" and "Block checksum". I will think about how or where we could implement this as I'm really

Versioning for Datablocks

2018-12-12 Thread Julian Feinauer
Hi all, I had (have, in fact) a very interesting Discussion with an PLC programmer about S7. He told me that there is the possibility (or Siemens does that…) to read out timestamps of “last changed” for each datablock. This could be very interesting for us to avoid situations where someone chang