On Mon, Jan 18, 2016 at 05:15:19PM +0300, Roman Kagan wrote: > As was discussed some time ago on libguestfs ML > (http://thread.gmane.org/gmane.comp.emulators.guestfs/8341/focus=8576) > there is a need in a tool that would lay out the Windows guest drivers > on a filesystem by Windows flavor and architecture in a way that is > > - easy to consume by both humans and programs > - dependable in the long term > > This patch series brings in the scripts to do this. > > The scripts are based on the idea that the most actual information about > the suitability of a driver for a particular flavor / architecture is > contained in the driver's catalog file (in particular, the process of > ISV or WHQL siging may affect it). > > Since the catalog files are DER-encoded ASN.1 structures the first patch > introduces a module to extract relevant information from a .cat file > using PyASN1 library. > > The second patch introduces a script that lays out the drivers by > arch/flavor. > It assumes that > > - every driver for a particular arch/flavor is contained in a separate > directory > > - the directory contains a single .inf file; the basename of the file is > taken as the name of the package > > - the .cat file for the package is in the same directory and has the > same basename as the .inf > > - all the files contained in that directory are associated with the > driver and go together with it no matter if they are listed in .inf or > .cat or not. > > The virtio-win driver packages I could get my hands on all matched the > above assumptions.
The approach of reading the .cat file seems reasonable, and IIUC it would let us get rid of the massive DRIVER_OS_MAP table. > [ There's no integration with the rest of the system yet as I'd like to > receive some comments on these two first. ] Right - obviously needs to be integrated into ./make-driver-dir.py which appears to be the "controlling script". Rich. > Roman Kagan (2): > add parser for driver catalog files > add script to lay out drivers based on their catalog files > > util/cpdrivers.py | 191 > ++++++++++++++++++++++++++++++++++++++++++++++++++++++ > util/parsecat.py | 166 +++++++++++++++++++++++++++++++++++++++++++++++ > 2 files changed, 357 insertions(+) > create mode 100644 util/cpdrivers.py > create mode 100644 util/parsecat.py > > -- > 2.5.0 -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com Fedora Windows cross-compiler. Compile Windows programs, test, and build Windows installers. Over 100 libraries supported. http://fedoraproject.org/wiki/MinGW _______________________________________________ virt-tools-list mailing list virt-tools-list@redhat.com https://www.redhat.com/mailman/listinfo/virt-tools-list
