On 01/12/2018 03:01 AM, Klim Kireev wrote: > This patch adds main information about Parallels Disk > format, which consists of DiskDescriptor.xml and other files. > > Signed-off-by: Edgar Kaziakhmedov <edgar.kaziakhme...@virtuozzo.com> > Signed-off-by: Klim Kireev <klim.kir...@virtuozzo.com> > Signed-off-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com> > Signed-off-by: Denis V. Lunev <d...@openvz.org> > CC: Stefan Hajnoczi <stefa...@redhat.com> > --- > docs/interop/prl-xml.txt | 158 > +++++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 158 insertions(+) > create mode 100644 docs/interop/prl-xml.txt > > diff --git a/docs/interop/prl-xml.txt b/docs/interop/prl-xml.txt > new file mode 100644 > index 0000000000..7031f8752c > --- /dev/null > +++ b/docs/interop/prl-xml.txt > @@ -0,0 +1,158 @@ > += License = > + > +Copyright (c) 2015-2017, Virtuozzo, Inc.
Want to claim 2018 as well? > + > +This specification contains minimal information about Parallels Disk Format, > +which is enough to proper work with QEMU. Nevertheless, Parallels Cloud > Server s/proper/properly/ > +and Parallels Desktop are able to add some unspecified nodes to xml and use > +them, but they are for internal work and don't affect functionality. Also it > +uses auxiliary xml "Snapshot.xml", which allows to store optional snapshot s/allows to store/allows storing/ > +information, but it doesn't influence open/read/write functionality. QEMU and > +other software should not use fields not covered in this document and > +Snapshot.xml file and must leave them as is. > + > += Parallels Disk Format = > + > +Parallels disk consists of two parts: the set of snapshots and the disk s/Parallels/A Parallels/ > +descriptor file, which stores information about all files and snapshots. > + > +== Definitions == > + Snapshot a record of the contents captured at a particular time, > + capable of storing current state. A snapshot has UUID and > + parent UUID. s/has UUID/has a UUID/ > +== Disk_Parameters element == > +The Disk_Parameters element describes the physical layout of the virtual disk > +and some general settings. > + > +The Disk_Parameters element MUST contain the following child elements: > + * Disk_size - number of sectors in the disk, > + desired size of the disk. In sectors and not bytes? Is it possible to have an image that is not sector-aligned? -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3266 Virtualization: qemu.org | libvirt.org
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