On 08/01/14 14:31, Karoly Kemeny wrote:
> Signed-off-by: Karoly Kemeny <karoly.kemeny@xxxxxxxxx>
> ---
> include/net/ipv6.h | 40 ++++++++++++++++++++++++++++------------
> 1 file changed, 28 insertions(+), 12 deletions(-)
>
> diff --git a/include/net/ipv6.h b/include/net/ipv6.h
> index a2db816..7798a97 100644
> --- a/include/net/ipv6.h
> +++ b/include/net/ipv6.h
> @@ -100,8 +100,20 @@
> #define IPV6_ADDR_MC_FLAG_RENDEZVOUS(a) \
> ((a)->s6_addr[1] & 0x40)
>
> -/*
> - * fragmentation header
> +/**
> + * struct frag_hdr - fragmentation header
> + * @nexthdr - type of the next header
> + * @reserved - reserved field, init to zeroes on transmission,
> + * ignore on reception
> + * @frag_off - 13 MSB bit: offset relative to the start of the
> + * fragmented part of the packet.
> + * - 14-15 bit : reserved, as @reserved
> + * - LSB : indicates if it is the last fragment
> + * of the file. 0 = last fragment
> + * @identification - id of the fragmented packet,
> + * must be the same for all fragments of the same packet
> + *
> + * for more info see RFC-2460
The fields (members) within a struct are listed with ':' separating them from
their descriptions (not '-').
Ditto for below.
> */
>
> struct frag_hdr {
> @@ -200,23 +212,27 @@ struct ip6_ra_chain {
> extern struct ip6_ra_chain *ip6_ra_chain;
> extern rwlock_t ip6_ra_lock;
>
> -/*
> - This structure is prepared by protocol, when parsing
> - ancillary data and passed to IPv6.
> +/**
> + * struct ipv6_txoption - This structure is prepared by protocol, when parsing
> + * ancillary data and passed to IPv6.
> + * @tot_len - length of this structure
> + * @opt_flen - length of extension header after fragment header
> + * @opt_nlen - length of extension header before fragment header
> + * @hopopt - pointer to the hop-by-hop header
> + * @dst0opt - pointer to the first destination header
> + * @srcrt - pointer to the routing header
> + * @dst1opt - pointer to the second destination header
> + *
> */
>
> struct ipv6_txoptions {
> - /* Length of this structure */
> int tot_len;
> -
> - /* length of extension headers */
> -
> - __u16 opt_flen; /* after fragment hdr */
> - __u16 opt_nflen; /* before fragment hdr */
> + __u16 opt_flen;
> + __u16 opt_nflen;
>
> struct ipv6_opt_hdr *hopopt;
> struct ipv6_opt_hdr *dst0opt;
> - struct ipv6_rt_hdr *srcrt; /* Routing Header */
> + struct ipv6_rt_hdr *srcrt;
> struct ipv6_opt_hdr *dst1opt;
>
> /* Option buffer, as read by IPV6_PKTOPTIONS, starts here. */
>
--
~Randy
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