From 3e021d40b7548b2eeec62a082411c0745a5c635f Mon Sep 17 00:00:00 2001 From: Mark McLoughlin Date: Wed, 29 Apr 2009 11:34:52 +0100 Subject: net: return status from qemu_deliver_packet() Will allow qemu_send_packet() handle queue full condition. Signed-off-by: Mark McLoughlin --- net.c | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) diff --git a/net.c b/net.c index 8403120750..e48b0fe5e7 100644 --- a/net.c +++ b/net.c @@ -409,16 +409,30 @@ int qemu_can_send_packet(VLANClientState *sender) return 0; } -static void +static int qemu_deliver_packet(VLANClientState *sender, const uint8_t *buf, int size) { VLANClientState *vc; + int ret = -1; for (vc = sender->vlan->first_client; vc != NULL; vc = vc->next) { - if (vc != sender && !vc->link_down) { - vc->receive(vc, buf, size); + ssize_t len; + + if (vc == sender) { + continue; + } + + if (vc->link_down) { + ret = size; + continue; } + + len = vc->receive(vc, buf, size); + + ret = (ret >= 0) ? ret : len; } + + return ret; } void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size) -- cgit v1.2.1