From 0b6d2266e3ee079c0eab4a5d2facacdcd36a329c Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Thu, 24 Mar 2011 11:12:03 +0100 Subject: [PATCH] virtio-console: notify backend of guest open / close Signed-off-by: Hans de Goede Reviewed-by: Alon Levy Signed-off-by: Amit Shah --- hw/virtio-console.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/hw/virtio-console.c b/hw/virtio-console.c index 6b5237b3ce..de539c4eac 100644 --- a/hw/virtio-console.c +++ b/hw/virtio-console.c @@ -28,6 +28,22 @@ static ssize_t flush_buf(VirtIOSerialPort *port, const uint8_t *buf, size_t len) return qemu_chr_write(vcon->chr, buf, len); } +/* Callback function that's called when the guest opens the port */ +static void guest_open(VirtIOSerialPort *port) +{ + VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port); + + qemu_chr_guest_open(vcon->chr); +} + +/* Callback function that's called when the guest closes the port */ +static void guest_close(VirtIOSerialPort *port) +{ + VirtConsole *vcon = DO_UPCAST(VirtConsole, port, port); + + qemu_chr_guest_close(vcon->chr); +} + /* Readiness of the guest to accept data on a port */ static int chr_can_read(void *opaque) { @@ -64,6 +80,8 @@ static int generic_port_init(VirtConsole *vcon, VirtIOSerialPort *port) qemu_chr_add_handlers(vcon->chr, chr_can_read, chr_read, chr_event, vcon); vcon->port.info->have_data = flush_buf; + vcon->port.info->guest_open = guest_open; + vcon->port.info->guest_close = guest_close; } return 0; }