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-rw-r--r--lib/kernel/src/inet_udp.erl58
1 files changed, 32 insertions, 26 deletions
diff --git a/lib/kernel/src/inet_udp.erl b/lib/kernel/src/inet_udp.erl
index 74b2874d5b..8a8aa8ecca 100644
--- a/lib/kernel/src/inet_udp.erl
+++ b/lib/kernel/src/inet_udp.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2011. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -24,21 +24,26 @@
-export([controlling_process/2]).
-export([fdopen/2]).
--export([getserv/1, getaddr/1, getaddr/2]).
+-export([getserv/1, getaddr/1, getaddr/2, translate_ip/1]).
-include("inet_int.hrl").
+-define(FAMILY, inet).
+-define(PROTO, udp).
+-define(TYPE, dgram).
-define(RECBUF, (8*1024)).
-
%% inet_udp port lookup
getserv(Port) when is_integer(Port) -> {ok, Port};
-getserv(Name) when is_atom(Name) -> inet:getservbyname(Name,udp).
+getserv(Name) when is_atom(Name) -> inet:getservbyname(Name, ?PROTO).
%% inet_udp address lookup
-getaddr(Address) -> inet:getaddr(Address, inet).
-getaddr(Address,Timer) -> inet:getaddr_tm(Address, inet, Timer).
+getaddr(Address) -> inet:getaddr(Address, ?FAMILY).
+getaddr(Address, Timer) -> inet:getaddr(Address, ?FAMILY, Timer).
+
+%% inet_udp special this side addresses
+translate_ip(IP) -> inet:translate_ip(IP, ?FAMILY).
-spec open(_) -> {ok, inet:socket()} | {error, atom()}.
open(Port) -> open(Port, []).
@@ -47,34 +52,38 @@ open(Port) -> open(Port, []).
open(Port, Opts) ->
case inet:udp_options(
[{port,Port}, {recbuf, ?RECBUF} | Opts],
- inet) of
+ ?MODULE) of
{error, Reason} -> exit(Reason);
- {ok, #udp_opts{fd=Fd,
- ifaddr=BAddr={A,B,C,D},
- port=BPort,
- family=Family,
- opts=SockOpts}} when ?ip(A,B,C,D), ?port(BPort) ->
- inet:open(Fd,BAddr,BPort,SockOpts,udp,Family,dgram,?MODULE);
+ {ok,
+ #udp_opts{
+ fd = Fd,
+ ifaddr = BAddr = {A,B,C,D},
+ port = BPort,
+ opts = SockOpts}}
+ when ?ip(A,B,C,D), ?port(BPort) ->
+ inet:open(
+ Fd, BAddr, BPort, SockOpts, ?PROTO, ?FAMILY, ?TYPE, ?MODULE);
{ok, _} -> exit(badarg)
end.
-send(S,{A,B,C,D},P,Data) when ?ip(A,B,C,D), ?port(P) ->
- prim_inet:sendto(S, {A,B,C,D}, P, Data).
+send(S, {A,B,C,D} = Addr, P, Data)
+ when ?ip(A,B,C,D), ?port(P) ->
+ prim_inet:sendto(S, Addr, P, Data).
send(S, Data) ->
prim_inet:sendto(S, {0,0,0,0}, 0, Data).
-connect(S, {A,B,C,D}, P) when ?ip(A,B,C,D), ?port(P) ->
- prim_inet:connect(S, {A,B,C,D}, P).
+connect(S, Addr = {A,B,C,D}, P)
+ when ?ip(A,B,C,D), ?port(P) ->
+ prim_inet:connect(S, Addr, P).
-recv(S,Len) ->
+recv(S, Len) ->
prim_inet:recvfrom(S, Len).
-recv(S,Len,Time) ->
+recv(S, Len, Time) ->
prim_inet:recvfrom(S, Len, Time).
-spec close(inet:socket()) -> ok.
-
close(S) ->
inet:udp_close(S).
@@ -93,12 +102,9 @@ controlling_process(Socket, NewOwner) ->
%% Create a port/socket from a file descriptor
%%
fdopen(Fd, Opts) ->
- fdopen(Fd, inet:getfamily(Opts), Opts).
-
-fdopen(Fd, Family, Opts) ->
- inet:fdopen(Fd,
- optuniquify([{recbuf, ?RECBUF} | Opts]),
- udp, Family, dgram, ?MODULE).
+ inet:fdopen(
+ Fd, optuniquify([{recbuf, ?RECBUF} | Opts]),
+ ?PROTO, ?FAMILY, ?TYPE, ?MODULE).
%% Remove all duplicate options from an option list.