From 2bb4de20e71e48ded07d046f724a8a786910c66c Mon Sep 17 00:00:00 2001
From: Changyuan Lyu <changyuanl@google.com>
Date: Sun, 27 Oct 2024 17:28:38 -0700
Subject: [PATCH] feat(vfio): add parameter type for legacy VFIO API

Signed-off-by: Changyuan Lyu <changyuanl@google.com>
---
 alioth/src/vfio/vfio.rs | 10 ++++++++++
 serde-aco/src/help.rs   |  1 +
 2 files changed, 11 insertions(+)

diff --git a/alioth/src/vfio/vfio.rs b/alioth/src/vfio/vfio.rs
index 256def1..3982c34 100644
--- a/alioth/src/vfio/vfio.rs
+++ b/alioth/src/vfio/vfio.rs
@@ -60,3 +60,13 @@ pub struct VfioParam {
     /// Path to the iommu device. [default: /dev/iommu]
     pub dev_iommu: Option<Box<Path>>,
 }
+
+#[derive(Debug, Deserialize, Help)]
+pub struct VfioParamLegacy {
+    /// Path to a VFIO group file, e.g. /dev/vfio/12.
+    pub group: Box<Path>,
+    /// Device ID, e.g. 0000:06:0d.0.
+    pub device: Box<str>,
+    /// Path to the vfio device. [default: /dev/vfio/vfio]
+    pub dev_vfio: Option<Box<Path>>,
+}
diff --git a/serde-aco/src/help.rs b/serde-aco/src/help.rs
index 88cd7c6..5990313 100644
--- a/serde-aco/src/help.rs
+++ b/serde-aco/src/help.rs
@@ -76,6 +76,7 @@ impl_help_for_types!(Bool, bool);
 impl_help_for_types!(
     String,
     &str,
+    Box<str>,
     String,
     CStr,
     CString,