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authorMicael Karlberg <[email protected]>2018-07-12 11:22:53 +0200
committerMicael Karlberg <[email protected]>2018-09-18 14:50:18 +0200
commitca81f1d1602cf994fca9fcd61e892c76e4e2742c (patch)
tree0c13550d6ac34dec6bc0604f88c2ecc2863ba507 /erts/preloaded/src/socket.erl
parent0122d2cafdb6f44c221796f1a6b2a5188dfb153d (diff)
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[socket-nif] Add support for socket (level ip) option recvttl
Added support for the IP option RECVTTL. OTP-14831
Diffstat (limited to 'erts/preloaded/src/socket.erl')
-rw-r--r--erts/preloaded/src/socket.erl9
1 files changed, 6 insertions, 3 deletions
diff --git a/erts/preloaded/src/socket.erl b/erts/preloaded/src/socket.erl
index 3077a794a5..d54c8d5f33 100644
--- a/erts/preloaded/src/socket.erl
+++ b/erts/preloaded/src/socket.erl
@@ -540,7 +540,7 @@
%% -define(SOCKET_OPT_IP_RECVOPTS, 23).
%% -define(SOCKET_OPT_IP_RECVORIGDSTADDR, 24).
-define(SOCKET_OPT_IP_RECVTOS, 25).
-%% -define(SOCKET_OPT_IP_RECVTTL, 26).
+-define(SOCKET_OPT_IP_RECVTTL, 26).
%% -define(SOCKET_OPT_IP_RETOPTS, 27).
-define(SOCKET_OPT_IP_ROUTER_ALERT, 28).
%% -define(SOCKET_OPT_IP_SNDSRCADDR, 29).
@@ -2010,6 +2010,9 @@ enc_setopt_value(ip, nodefrag, V, _D, _T, _P)
enc_setopt_value(ip, recvtos, V, _D, _T, _P)
when is_boolean(V) ->
V;
+enc_setopt_value(ip, recvttl, V, _D, _T, _P)
+ when is_boolean(V) ->
+ V;
enc_setopt_value(ip, router_alert, V, _D, _T, _P)
when is_integer(V) ->
V;
@@ -2323,8 +2326,8 @@ enc_sockopt_key(ip = L, recvorigdstaddr = Opt, _Dir, _D, _T, _P) ->
not_supported({L, Opt});
enc_sockopt_key(ip, recvtos = _Opt, _Dir, _D, _T, _P) ->
?SOCKET_OPT_IP_RECVTOS;
-enc_sockopt_key(ip = L, recvttl = Opt, _Dir, _D, T, _P) when (T =/= stream) ->
- not_supported({L, Opt});
+enc_sockopt_key(ip = _L, recvttl = _Opt, _Dir, _D, T, _P) when (T =/= stream) ->
+ ?SOCKET_OPT_IP_RECVTTL;
enc_sockopt_key(ip = L, retopts = Opt, _Dir, _D, _T, _P) ->
not_supported({L, Opt});
enc_sockopt_key(ip, router_alert = _Opt, _Dir, _D, raw = _T, _P) ->