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Handle error from inet:getopts

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Hans Svensson 2018-04-25 09:40:04 +02:00
parent a024fc4dc9
commit 14b6f4624a
1 changed files with 17 additions and 12 deletions
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29
src/enoise.erl
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@ -272,18 +272,23 @@ create_hstate(Options, Role) ->
Prologue, {S, E, RS, RE}). Prologue, {S, E, RS, RE}).
check_gen_tcp(TcpSock) -> check_gen_tcp(TcpSock) ->
{ok, TcpOpts} = inet:getopts(TcpSock, [mode, packet, active, header, packet_size]), case inet:getopts(TcpSock, [mode, packet, active, header, packet_size]) of
Packet = proplists:get_value(packet, TcpOpts, 0), {ok, TcpOpts} ->
Active = proplists:get_value(active, TcpOpts, 0), Packet = proplists:get_value(packet, TcpOpts, 0),
Header = proplists:get_value(header, TcpOpts, 0), Active = proplists:get_value(active, TcpOpts, 0),
PSize = proplists:get_value(packet_size, TcpOpts, undefined), Header = proplists:get_value(header, TcpOpts, 0),
Mode = proplists:get_value(mode, TcpOpts, binary), PSize = proplists:get_value(packet_size, TcpOpts, undefined),
case (Packet == 0 orelse Packet == raw) andalso (Active == true orelse Active == once) Mode = proplists:get_value(mode, TcpOpts, binary),
andalso Header == 0 andalso PSize == 0 andalso Mode == binary of case (Packet == 0 orelse Packet == raw)
true -> andalso (Active == true orelse Active == once)
gen_tcp:controlling_process(TcpSock, self()); andalso Header == 0 andalso PSize == 0 andalso Mode == binary of
false -> true ->
{error, {invalid_tcp_options, TcpOpts}} gen_tcp:controlling_process(TcpSock, self());
false ->
{error, {invalid_tcp_options, TcpOpts}}
end;
Err = {error, _} ->
Err
end. end.
gen_tcp_snd_msg(S = {TcpSock, _, _}, Msg) -> gen_tcp_snd_msg(S = {TcpSock, _, _}, Msg) ->