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pkt_ipv6_fragment.erl
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pkt_ipv6_fragment.erl
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%% Copyright (c) 2013-2015, Michael Santos <[email protected]>
%% All rights reserved.
%%
%% Redistribution and use in source and binary forms, with or without
%% modification, are permitted provided that the following conditions
%% are met:
%%
%% Redistributions of source code must retain the above copyright
%% notice, this list of conditions and the following disclaimer.
%%
%% Redistributions in binary form must reproduce the above copyright
%% notice, this list of conditions and the following disclaimer in the
%% documentation and/or other materials provided with the distribution.
%%
%% Neither the name of the author nor the names of its contributors
%% may be used to endorse or promote products derived from this software
%% without specific prior written permission.
%%
%% THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
%% "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
%% LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
%% FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
%% COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
%% INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
%% BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
%% LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
%% CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
%% LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
%% ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
%% POSSIBILITY OF SUCH DAMAGE.
-module(pkt_ipv6_fragment).
%% RFC 2460: Internet Protocol, Version 6 (IPv6) Specification
-include("pkt_ipproto.hrl").
-include("pkt_ipv6.hrl").
-export([codec/1]).
codec(
<<Next:8, Res:8, Off:13, Res2:2, M:1, Id:32, Payload/binary>>
) ->
{#ipv6_fragment{
next = Next,
res = Res,
off = Off,
res2 = Res2,
m = M,
id = Id
}, Payload};
codec(#ipv6_fragment{
next = Next,
res = Res,
off = Off,
res2 = Res2,
m = M,
id = Id
}) ->
<<Next:8, Res:8, Off:13, Res2:2, M:1, Id:32>>.