Re: [Qemu-devel] [PATCH 1/7] util: Add UUID API

[Fam Zheng <famz@redhat.com>]

On Thu, 08/04 16:48, Daniel P. Berrange wrote:
> On Tue, Aug 02, 2016 at 05:18:32PM +0800, Fam Zheng wrote:
> > A number of different places across the code base use CONFIG_UUID. Some
> > of them are soft dependency, some are not built if libuuid is not
> > available, some come with dummy fallback, some throws runtime error.
> > 
> > It is hard to maintain, and hard to reason for users.
> > 
> > Since UUID is a simple standard with only a small number of operations,
> > it is cleaner to have a central support in libqemuutil. This patch adds
> > qemu_uuid_* the functions so that all uuid users in the code base can
> > rely on. Except for qemu_uuid_generate which is new code, all other
> > functions are just copy from existing fallbacks from other files.
> > 
> > Signed-off-by: Fam Zheng <famz@redhat.com>
> > ---
> >  arch_init.c             | 19 ---------------
> >  block/iscsi.c           |  2 +-
> >  hw/smbios/smbios.c      |  1 +
> >  include/qemu/uuid.h     | 37 +++++++++++++++++++++++++++++
> >  include/sysemu/sysemu.h |  4 ----
> >  qmp.c                   |  1 +
> >  stubs/uuid.c            |  2 +-
> >  util/Makefile.objs      |  1 +
> >  util/uuid.c             | 63 +++++++++++++++++++++++++++++++++++++++++++++++++
> >  vl.c                    |  1 +
> >  10 files changed, 106 insertions(+), 25 deletions(-)
> >  create mode 100644 include/qemu/uuid.h
> >  create mode 100644 util/uuid.c
> 
> It would be nice to see you add a tests/test-uuid.c unit test to
> exercise all the new utility APIs you're adding & check their
> corner cases.

Sure, I'll add a test case.

Fam