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[v2,net-next,3/3] ICMPv6: define probe message types

Message ID 03d35bcb7aa843ede4fb3bc224b7eba85c12d522.1605323689.git.andreas.a.roeseler@gmail.com
State Superseded
Headers show
Series Add support for sending RFC8335 PROBE | expand

Commit Message

Andreas Roeseler Nov. 14, 2020, 3:24 a.m. UTC
The types of ICMPV6 Extended Echo Request and ICMPV6 Extended Echo Reply
are defined in sections 2 and 3 of RFC8335.

Signed-off-by: Andreas Roeseler <andreas.a.roeseler@gmail.com>
---
Changes since v1:
 - Switch to correct base tree
---
 include/linux/icmpv6.h | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Jakub Kicinski Nov. 14, 2020, 5:46 p.m. UTC | #1
On Fri, 13 Nov 2020 19:24:17 -0800 Andreas Roeseler wrote:
> The types of ICMPV6 Extended Echo Request and ICMPV6 Extended Echo Reply
> are defined in sections 2 and 3 of RFC8335.
> 
> Signed-off-by: Andreas Roeseler <andreas.a.roeseler@gmail.com>

> diff --git a/include/linux/icmpv6.h b/include/linux/icmpv6.h
> index ba45e6bc076..c6186774584 100644
> --- a/include/linux/icmpv6.h
> +++ b/include/linux/icmpv6.h
> @@ -137,6 +137,12 @@ static inline struct icmp6hdr *icmp6_hdr(const struct sk_buff *skb)
>  #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
>   */

Hm, quite strange. The context we're seeing here was removed 8 years
ago by:

commit 607ca46e97a1b6594b29647d98a32d545c24bdff
Author: David Howells <dhowells@redhat.com>
Date:   Sat Oct 13 10:46:48 2012 +0100

    UAPI: (Scripted) Disintegrate include/linux

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Patch

diff --git a/include/linux/icmpv6.h b/include/linux/icmpv6.h
index ba45e6bc076..c6186774584 100644
--- a/include/linux/icmpv6.h
+++ b/include/linux/icmpv6.h
@@ -137,6 +137,12 @@  static inline struct icmp6hdr *icmp6_hdr(const struct sk_buff *skb)
 #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
  */