On 04/15/2013 11:52 AM, Guido Winkelmann wrote: > Hi, > > I am considering starting a project libvirtvol under 2-clause BSD or maybe > Boost License in order to facilitate things like this. The goal would be to > have a consistent API to work with various hard disk image formats such as > qcow2, vmdk or vhd, offering operations such as create, open, close, read, > write, grow, shrink and discard (aka TRIM or hole-punching). > > Do you think this would be a good idea? Or do you maybe know of some other > library that already solves this problem? libqblock was proposed in the qemu lists, although at the moment it has some flaws (it defers to qemu's default behavior of glib memory management, which is to abort() rather than gracefully report OOM errors back to the caller, which is rather disappointing for any library-quality API). Discussion on that library has stalled, though, since the last real post on the topic was in February: https://lists.gnu.org/archive/html/qemu-devel/2013-02/msg05022.html -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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