devices: VirtioDeviceNew

1 files changed, 8 insertions, 0 deletions

diff --git a/devices/src/virtio/virtio_device.rs b/devices/src/virtio/virtio_device.rs
index 58b6886..1d6e4bc 100644
--- a/devices/src/virtio/virtio_device.rs
+++ b/devices/src/virtio/virtio_device.rs
@@ -4,11 +4,19 @@
 
 use std::os::unix::io::RawFd;
 
+use msg_socket2::SerializeWithFds;
 use sys_util::{EventFd, GuestMemory};
 
 use super::*;
 use crate::pci::{MsixStatus, PciAddress, PciBarConfiguration, PciCapability};
 
+pub trait VirtioDeviceNew: Sized {
+    type Params: SerializeWithFds;
+    type Error;
+
+    fn new(params: Self::Params) -> Result<Self, Self::Error>;
+}
+
 /// Trait for virtio devices to be driven by a virtio transport.
 ///
 /// The lifecycle of a virtio device is to be moved to a virtio transport, which will then query the