From 9ef231c53bdea690b5ca9ddb5801e518309326fe Mon Sep 17 00:00:00 2001
From: Gris Ge <fge@redhat.com>
Date: Wed, 3 Apr 2024 19:46:44 +0800
Subject: [PATCH] socket: Support `NETLINK_GET_STRICT_CHK`

Introduce `Socket::set_netlink_get_strict_chk()` wrapping:

```rust
libc::setsockopt(
    fd,
    libc::SOL_NETLINK,
    libc::NETLINK_GET_STRICT_CHK,
    1u32.to_ne_bytes().as_ptr() as *const _,
    4,
)
```

Signed-off-by: Gris Ge <fge@redhat.com>
---
 src/socket.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/socket.rs b/src/socket.rs
index 50e738a..a374227 100644
--- a/src/socket.rs
+++ b/src/socket.rs
@@ -546,6 +546,18 @@ impl Socket {
         )?;
         Ok(res as usize)
     }
+
+    /// Enable strict input checking(`NETLINK_GET_STRICT_CHK`) in netlink route
+    /// protocol.
+    pub fn set_netlink_get_strict_chk(&self, value: bool) -> Result<()> {
+        let value: u32 = value.into();
+        setsockopt(
+            self.0,
+            libc::SOL_NETLINK,
+            libc::NETLINK_GET_STRICT_CHK,
+            value,
+        )
+    }
 }
 
 /// Wrapper around `getsockopt`: