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Re: Volume descriptor set is written twice
From: |
Adam Vodopjan |
Subject: |
Re: Volume descriptor set is written twice |
Date: |
Wed, 19 Jun 2024 14:59:51 +0300 |
User-agent: |
Mozilla Thunderbird |
> I documented the multi-session emulation in section
> "ISO 9660 multi-session emulation on overwriteable media"
> of
>
>https://dev.lovelyhq.com/libburnia/libburn/raw/branch/master/doc/cookbook.txt
I wish I've looked into it earlier!
Speaking about the cookbook. It says "ECMA-119 explains how to retrieve more
info from the PVD (e.g. the volume id)". Mby you'd like to mention my vddump
tool there? It is tailored to dump PVD and SVD in human-readable form.
https://github.com/slowpeek/vddump
>> One
>> could look for \x01CD001\x01 markers in the image starting at 32K with 64K
>> step, deduct 16 blocks from the offsets and use it with -load lba XX etc.
>
> This could have problems if the ISO filesystem contains ISO filesystem
> images, like the monthly DELUG DVD which i get with german Linux Magazin.
> (The DVD itself is still made by genisoimage. But the most recent one
> contains 3 ISOs which all were made by xorriso: proxmox-ve_8.2-1.iso ,
> Fedora-Server-dvd-x86_64-40-1.14.iso , Peropesis-2.5-live.iso .)
Yh, surely. I mentioned it as a possibility, not as a path to follow.