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Date:   Sat,  2 May 2020 18:58:33 -0400
From:   Alexander Aring <alex.aring@...il.com>
To:     netdev@...r.kernel.org
Cc:     mcr@...delman.ca, stefan@...enfreihafen.org,
        Alexander Aring <alex.aring@...il.com>
Subject: [PATCH iproute2-next 1/2] uapi: updates to lwtunnel and rpl iptunnel

Update uapi headers.

Signed-off-by: Alexander Aring <alex.aring@...il.com>
---
 include/uapi/linux/rpl.h          | 48 +++++++++++++++++++++++++++++++
 include/uapi/linux/rpl_iptunnel.h | 21 ++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 include/uapi/linux/rpl.h
 create mode 100644 include/uapi/linux/rpl_iptunnel.h

diff --git a/include/uapi/linux/rpl.h b/include/uapi/linux/rpl.h
new file mode 100644
index 00000000..c24b64cd
--- /dev/null
+++ b/include/uapi/linux/rpl.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
+/*
+ *  IPv6 RPL-SR implementation
+ *
+ *  Author:
+ *  (C) 2020 Alexander Aring <alex.aring@...il.com>
+ */
+
+#ifndef _LINUX_RPL_H
+#define _LINUX_RPL_H
+
+#include <asm/byteorder.h>
+#include <linux/types.h>
+#include <linux/in6.h>
+
+/*
+ * RPL SR Header
+ */
+struct ipv6_rpl_sr_hdr {
+	__u8	nexthdr;
+	__u8	hdrlen;
+	__u8	type;
+	__u8	segments_left;
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+	__u32	cmpre:4,
+		cmpri:4,
+		reserved:4,
+		pad:4,
+		reserved1:16;
+#elif defined(__BIG_ENDIAN_BITFIELD)
+	__u32	reserved:20,
+		pad:4,
+		cmpri:4,
+		cmpre:4;
+#else
+#error  "Please fix <asm/byteorder.h>"
+#endif
+
+	union {
+		struct in6_addr addr[0];
+		__u8 data[0];
+	} segments;
+} __attribute__((packed));
+
+#define rpl_segaddr	segments.addr
+#define rpl_segdata	segments.data
+
+#endif
diff --git a/include/uapi/linux/rpl_iptunnel.h b/include/uapi/linux/rpl_iptunnel.h
new file mode 100644
index 00000000..c255b92c
--- /dev/null
+++ b/include/uapi/linux/rpl_iptunnel.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
+/*
+ *  IPv6 RPL-SR implementation
+ *
+ *  Author:
+ *  (C) 2020 Alexander Aring <alex.aring@...il.com>
+ */
+
+#ifndef _LINUX_RPL_IPTUNNEL_H
+#define _LINUX_RPL_IPTUNNEL_H
+
+enum {
+	RPL_IPTUNNEL_UNSPEC,
+	RPL_IPTUNNEL_SRH,
+	__RPL_IPTUNNEL_MAX,
+};
+#define RPL_IPTUNNEL_MAX (__RPL_IPTUNNEL_MAX - 1)
+
+#define RPL_IPTUNNEL_SRH_SIZE(srh) (((srh)->hdrlen + 1) << 3)
+
+#endif
-- 
2.20.1

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