netdev - [PATCH net-next 3/3] ICMPv6: define probe message types

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Message-Id: <55eb7b376f03af953f79810794c6349632189eae.1605303918.git.andreas.a.roeseler@gmail.com>
Date:   Fri, 13 Nov 2020 13:59:45 -0800
From:   Andreas Roeseler <andreas.a.roeseler@...il.com>
To:     davem@...emloft.net
Cc:     kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org, kuba@...nel.org,
        netdev@...r.kernel.org
Subject: [PATCH net-next 3/3] ICMPv6: define probe message types

The types of ICMPv6 Extended Echo Request and ICMPv6 Extended Echo Reply
messages are defined by sections 2 adn 3 of RFC8335.

Signed-off-by: Andreas Roeseler <andreas.a.roeseler@...il.com>
---
 include/uapi/linux/icmpv6.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/uapi/linux/icmpv6.h b/include/uapi/linux/icmpv6.h
index c1661febc2dc..183a8b3feb92 100644
--- a/include/uapi/linux/icmpv6.h
+++ b/include/uapi/linux/icmpv6.h
@@ -139,6 +139,12 @@ struct icmp6hdr {
 #define ICMPV6_UNK_NEXTHDR		1
 #define ICMPV6_UNK_OPTION		2
 
+/*
+ *	Codes for EXT_ECHO (Probe)
+ */
+#define ICMPV6_EXT_ECHO_REQUEST		160
+#define ICMPV6_EXT_ECHO_REPLY		161
+
 /*
  *	constants for (set|get)sockopt
  */
-- 
2.29.2