From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:49328) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Tddab-0006v0-Sc for qemu-devel@nongnu.org; Wed, 28 Nov 2012 04:05:59 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TddaV-0000sr-RR for qemu-devel@nongnu.org; Wed, 28 Nov 2012 04:05:53 -0500 Received: from mx1.redhat.com ([209.132.183.28]:8708) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TddaV-0000sl-IM for qemu-devel@nongnu.org; Wed, 28 Nov 2012 04:05:47 -0500 From: Alon Levy Date: Wed, 28 Nov 2012 11:05:38 +0200 Message-Id: <1354093540-22583-2-git-send-email-alevy@redhat.com> In-Reply-To: <1354093540-22583-1-git-send-email-alevy@redhat.com> References: <87lidm6f7p.fsf@codemonkey.ws> <1354093540-22583-1-git-send-email-alevy@redhat.com> Subject: [Qemu-devel] [PATCH 1/3] virtio-serial: add virtio_serial_guest_connected List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, amit.shah@redhat.com Cc: armbru@redhat.com, anthony@codemonkey.ws Signed-off-by: Alon Levy --- hw/virtio-serial-bus.c | 9 +++++++++ hw/virtio-serial.h | 5 +++++ 2 files changed, 14 insertions(+) diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c index ccce1fa..9147497 100644 --- a/hw/virtio-serial-bus.c +++ b/hw/virtio-serial-bus.c @@ -290,6 +290,15 @@ ssize_t virtio_serial_write(VirtIOSerialPort *port, const uint8_t *buf, } /* + * Connectedness of the guest to the port. + * Returns 1 for guest connected, 0 for disconnected. + */ +int virtio_serial_guest_connected(VirtIOSerialPort *port) +{ + return port->guest_connected; +} + +/* * Readiness of the guest to accept data on a port. * Returns max. data the guest can receive */ diff --git a/hw/virtio-serial.h b/hw/virtio-serial.h index 16e3982..5012194 100644 --- a/hw/virtio-serial.h +++ b/hw/virtio-serial.h @@ -194,6 +194,11 @@ ssize_t virtio_serial_write(VirtIOSerialPort *port, const uint8_t *buf, size_t size); /* + * Query whether a guest is connected. + */ +int virtio_serial_guest_connected(VirtIOSerialPort *port); + +/* * Query whether a guest is ready to receive data. */ size_t virtio_serial_guest_ready(VirtIOSerialPort *port); -- 1.8.0