Allow devices be notified of link status change (Mark McLoughlin)

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6248 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-01-08 19:45:03 +00:00
parent 436e5e53c9
commit 34b25ca74e
2 changed files with 6 additions and 0 deletions

3
net.c
View File

@ -1718,6 +1718,9 @@ int do_set_link(const char *name, const char *up_or_down)
term_printf("invalid link status '%s'; only 'up' or 'down' valid\n",
up_or_down);
if (vc->link_status_changed)
vc->link_status_changed(vc);
return 1;
}

3
net.h
View File

@ -9,12 +9,15 @@ typedef ssize_t (IOReadvHandler)(void *, const struct iovec *, int);
typedef struct VLANClientState VLANClientState;
typedef void (LinkStatusChanged)(VLANClientState *);
struct VLANClientState {
IOReadHandler *fd_read;
IOReadvHandler *fd_readv;
/* Packets may still be sent if this returns zero. It's used to
rate-limit the slirp code. */
IOCanRWHandler *fd_can_read;
LinkStatusChanged *link_status_changed;
int link_down;
void *opaque;
struct VLANClientState *next;