From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Packham Date: Mon, 9 Nov 2015 20:38:46 +1300 Subject: [U-Boot] [RFC PATCH v2 01/11] Initial net6.h In-Reply-To: <1447054736-27658-1-git-send-email-judge.packham@gmail.com> References: <1447054736-27658-1-git-send-email-judge.packham@gmail.com> Message-ID: <1447054736-27658-2-git-send-email-judge.packham@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de 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 --- 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 " +#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