The initial net6.h just has the definition of an IPv6 address and IPv6
header. Subsequent changes will build on this.
Signed-off-by: Chris Packham <judge.pack...@gmail.com>
---
Changes in v2: None
include/net6.h | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
create mode 100644 include/net6.h
diff --git a/include/net6.h b/include/net6.h
new file mode 100644
index 0000000..b622951
--- /dev/null
+++ b/include/net6.h
@@ -0,0 +1,48 @@
+/**
+ * Simple IPv6 network layer implementation.
+ *
+ * Based and/or adapted from the IPv4 network layer in net.[hc]
+ *
+ * (C) Copyright 2013 Allied Telesis Labs NZ
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __NET6_H__
+#define __NET6_H__
+
+struct in6_addr {
+ union {
+ __u8 u6_addr8[16];
+ __be16 u6_addr16[8];
+ __be32 u6_addr32[4];
+ } in6_u;
+
+#define s6_addr in6_u.u6_addr8
+#define s6_addr16 in6_u.u6_addr16
+#define s6_addr32 in6_u.u6_addr32
+};
+
+/**
+ * struct ipv6hdr - Internet Protocol V6 (IPv6) header.
+ *
+ * IPv6 packet header as defined in RFC 2460.
+ */
+struct ip6_hdr {
+#if defined(__LITTLE_ENDIAN_BITFIELD)
+ __u8 priority:4,
+ version:4;
+#elif defined(__BIG_ENDIAN_BITFIELD)
+ __u8 version:4,
+ priority:4;
+#else
+#error "Please fix <asm/byteorder.h>"
+#endif
+ __u8 flow_lbl[3];
+ __be16 payload_len;
+ __u8 nexthdr;
+ __u8 hop_limit;
+ struct in6_addr saddr;
+ struct in6_addr daddr;
+};
+
+#endif /* __NET6_H__ */
--
2.5.3
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