1 files changed, 43 insertions, 0 deletions
diff --git a/src/sys/socket/mod.rs b/src/sys/socket/mod.rs
index 6909c154..b972835f 100644
--- a/src/sys/socket/mod.rs
+++ b/src/sys/socket/mod.rs
@@ -717,6 +717,25 @@ pub enum ControlMessage<'a> {
     /// following one by one, and the last, possibly smaller one.
     #[cfg(target_os = "linux")]
     UdpGsoSegments(&'a u16),
+
+    /// Configure the sending addressing and interface for v4
+    ///
+    /// For further information, please refer to the
+    /// [`ip(7)`](http://man7.org/linux/man-pages/man7/ip.7.html) man page.
+    #[cfg(any(target_os = "linux",
+              target_os = "macos",
+              target_os = "netbsd"))]
+    Ipv4PacketInfo(&'a libc::in_pktinfo),
+
+    /// Configure the sending addressing and interface for v6
+    ///
+    /// For further information, please refer to the
+    /// [`ipv6(7)`](http://man7.org/linux/man-pages/man7/ipv6.7.html) man page.
+    #[cfg(any(target_os = "linux",
+              target_os = "macos",
+              target_os = "netbsd",
+              target_os = "freebsd"))]
+    Ipv6PacketInfo(&'a libc::in6_pktinfo),
 }
 
 // An opaque structure used to prevent cmsghdr from being a public type
@@ -798,6 +817,12 @@ impl<'a> ControlMessage<'a> {
             ControlMessage::UdpGsoSegments(gso_size) => {
                 gso_size as *const _ as *const u8
             },
+            #[cfg(any(target_os = "linux", target_os = "macos",
+                      target_os = "netbsd"))]
+            ControlMessage::Ipv4PacketInfo(info) => info as *const _ as *const u8,
+            #[cfg(any(target_os = "linux", target_os = "macos",
+                      target_os = "netbsd", target_os = "freebsd"))]
+            ControlMessage::Ipv6PacketInfo(info) => info as *const _ as *const u8,
         };
         unsafe {
             ptr::copy_nonoverlapping(
@@ -838,6 +863,12 @@ impl<'a> ControlMessage<'a> {
             ControlMessage::UdpGsoSegments(gso_size) => {
                 mem::size_of_val(gso_size)
             },
+            #[cfg(any(target_os = "linux", target_os = "macos",
+              target_os = "netbsd"))]
+            ControlMessage::Ipv4PacketInfo(info) => mem::size_of_val(info),
+            #[cfg(any(target_os = "linux", target_os = "macos",
+              target_os = "netbsd", target_os = "freebsd"))]
+            ControlMessage::Ipv6PacketInfo(info) => mem::size_of_val(info),
         }
     }
 
@@ -854,6 +885,12 @@ impl<'a> ControlMessage<'a> {
                 ControlMessage::AlgSetAeadAssoclen(_) => libc::SOL_ALG,
             #[cfg(target_os = "linux")]
             ControlMessage::UdpGsoSegments(_) => libc::SOL_UDP,
+            #[cfg(any(target_os = "linux", target_os = "macos",
+                      target_os = "netbsd"))]
+            ControlMessage::Ipv4PacketInfo(_) => libc::IPPROTO_IP,
+            #[cfg(any(target_os = "linux", target_os = "macos",
+              target_os = "netbsd", target_os = "freebsd"))]
+            ControlMessage::Ipv6PacketInfo(_) => libc::IPPROTO_IPV6,
         }
     }
 
@@ -881,6 +918,12 @@ impl<'a> ControlMessage<'a> {
             ControlMessage::UdpGsoSegments(_) => {
                 libc::UDP_SEGMENT
             },
+            #[cfg(any(target_os = "linux", target_os = "macos",
+                      target_os = "netbsd"))]
+            ControlMessage::Ipv4PacketInfo(_) => libc::IP_PKTINFO,
+            #[cfg(any(target_os = "linux", target_os = "macos",
+                      target_os = "netbsd", target_os = "freebsd"))]
+            ControlMessage::Ipv6PacketInfo(_) => libc::IPV6_PKTINFO,
         }
     }