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lib/kernel/src/prim_inet.erl

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           {line, ?TCP_PB_LINE_LF},

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           {tpkt, ?TCP_PB_TPKT},

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           {http, ?TCP_PB_HTTP},

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           {httph,?TCP_PB_HTTPH}]};

 

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           {httph,?TCP_PB_HTTPH},

 

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           {ssl, ?TCP_PB_SSL_TLS}, % obsolete

 

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           {ssl_tls, ?TCP_PB_SSL_TLS}]};

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type_opt_1(mode) ->

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    {enum,[{list, ?INET_MODE_LIST},

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           {binary, ?INET_MODE_BINARY}]};

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%% encode opt/val REVERSED since options are stored in reverse order

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%% i.e. the recent options first (we must process old -> new)

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encode_opt_val(Opts) -> 

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    try enc_opt_val(Opts, [])

 

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    try 

 

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        enc_opt_val(Opts, [])

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    catch

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        Reason -> {error,Reason}

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    end.

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enc_opt_val([{active,once}|Opts], Acc) ->

 

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    %% Specially optimized because {active,once} will be used for

 

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    %% every packet, not only once when initializing the socket.

 

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    %% Measurements show that this optimization is worthwhile.

 

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    enc_opt_val(Opts, [<<?INET_LOPT_ACTIVE:8,?INET_ONCE:32>>|Acc]);

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enc_opt_val([{raw,P,O,B}|Opts], Acc) ->

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    enc_opt_val(Opts, Acc, raw, {P,O,B});

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enc_opt_val([{Opt,Val}|Opts], Acc) ->

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