From 08ce39bbc2cd3006475c87807042c2d08a68736f Mon Sep 17 00:00:00 2001 From: Micael Karlberg Date: Thu, 19 Jul 2018 17:54:14 +0200 Subject: [socket-nif] Add support for socket (level sctp) option maxseg Added support for the SCTP option MAXSEG. OTP-14831 --- erts/preloaded/src/socket.erl | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'erts/preloaded/src/socket.erl') diff --git a/erts/preloaded/src/socket.erl b/erts/preloaded/src/socket.erl index 0bc3ed8ec9..1c24c75dac 100644 --- a/erts/preloaded/src/socket.erl +++ b/erts/preloaded/src/socket.erl @@ -670,7 +670,7 @@ %% -define(SOCKET_OPT_SCTP_INITMSG, 18). %% -define(SOCKET_OPT_SCTP_I_WANT_MAPPED_V4_ADDR, 19). %% -define(SOCKET_OPT_SCTP_LOCAL_AUTH_CHUNKS, 20). -%% -define(SOCKET_OPT_SCTP_MAXSEG, 21). +-define(SOCKET_OPT_SCTP_MAXSEG, 21). %% -define(SOCKET_OPT_SCTP_MAXBURST, 22). -define(SOCKET_OPT_SCTP_NODELAY, 23). %% -define(SOCKET_OPT_SCTP_PARTIAL_DELIVERY_POINT, 24). @@ -2229,6 +2229,9 @@ enc_setopt_value(sctp, events, #{data_in := DataIn, is_boolean(SndDry) andalso (P =:= sctp) -> V; +enc_setopt_value(sctp, maxseg, V, _D, _T, P) + when is_integer(V) andalso (V >= 0) andalso (P =:= sctp) -> + V; enc_setopt_value(sctp, nodelay, V, _D, _T, P) when is_boolean(V) andalso (P =:= sctp) -> V; @@ -2676,8 +2679,8 @@ enc_sockopt_key(sctp = L, i_want_mapped_v4_addr = Opt, _Dir, _D, _T, _P) -> not_supported({L, Opt}); enc_sockopt_key(sctp = L, local_auth_chunks = Opt, _Dir, _D, _T, _P) -> not_supported({L, Opt}); -enc_sockopt_key(sctp = L, maxseg = Opt, _Dir, _D, _T, _P) -> - not_supported({L, Opt}); +enc_sockopt_key(sctp = _L, maxseg = _Opt, _Dir, _D, _T, _P) -> + ?SOCKET_OPT_SCTP_MAXSEG; enc_sockopt_key(sctp = L, maxburst = Opt, _Dir, _D, _T, _P) -> not_supported({L, Opt}); enc_sockopt_key(sctp, nodelay = _Opt, _Dir, _D, _T, _P) -> -- cgit v1.2.3