From 2a7b2a61e3ea32129c26eeaa6fab3d81a5d8ad6e Mon Sep 17 00:00:00 2001
From: Kevin Krakauer <krakauer@google.com>
Date: Thu, 11 Jun 2020 20:33:56 -0700
Subject: iptables: support SO_ORIGINAL_DST

Envoy (#170) uses this to get the original destination of redirected
packets.
---
 pkg/abi/linux/socket.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'pkg/abi/linux/socket.go')

diff --git a/pkg/abi/linux/socket.go b/pkg/abi/linux/socket.go
index c24a8216e..d6946bb82 100644
--- a/pkg/abi/linux/socket.go
+++ b/pkg/abi/linux/socket.go
@@ -239,11 +239,13 @@ const SockAddrMax = 128
 type InetAddr [4]byte
 
 // SockAddrInet is struct sockaddr_in, from uapi/linux/in.h.
+//
+// +marshal
 type SockAddrInet struct {
 	Family uint16
 	Port   uint16
 	Addr   InetAddr
-	Zero   [8]uint8 // pad to sizeof(struct sockaddr).
+	_      [8]uint8 // pad to sizeof(struct sockaddr).
 }
 
 // InetMulticastRequest is struct ip_mreq, from uapi/linux/in.h.
-- 
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