slirp: associate slirp_output callback with the Slirp context

Let's make the slirp interface a bit more library-like.
Associate the slirp_output() with a Slirp context.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/slirp/slirp.h b/slirp/slirp.h
index b80725a0d6..e3d65d68ec 100644
--- a/slirp/slirp.h
+++ b/slirp/slirp.h
@@ -220,6 +220,7 @@ struct Slirp {
     GRand *grand;
     QEMUTimer *ra_timer;
 
+    slirp_output output;
     void *opaque;
 };