Hi Chris,
On Mon, Oct 12, 2015 at 2:43 AM, Chris Packham judge.packham@gmail.com wrote:
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.packham@gmail.com
It may make sense to include this in net.h but for now I haven't done so.
I think it's good to keep it separate to start.
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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