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-rw-r--r--lib/kernel/src/inet.erl22
1 files changed, 16 insertions, 6 deletions
diff --git a/lib/kernel/src/inet.erl b/lib/kernel/src/inet.erl
index dc20c21c77..4bad523dff 100644
--- a/lib/kernel/src/inet.erl
+++ b/lib/kernel/src/inet.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2018. 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.
@@ -34,7 +34,8 @@
ip/1, stats/0, options/0,
pushf/3, popf/1, close/1, gethostname/0, gethostname/1,
parse_ipv4_address/1, parse_ipv6_address/1, parse_ipv4strict_address/1,
- parse_ipv6strict_address/1, parse_address/1, parse_strict_address/1, ntoa/1]).
+ parse_ipv6strict_address/1, parse_address/1, parse_strict_address/1,
+ ntoa/1, ipv4_mapped_ipv6_address/1]).
-export([connect_options/2, listen_options/2, udp_options/2, sctp_options/2]).
-export([udp_module/1, tcp_module/1, tcp_module/2, sctp_module/1]).
@@ -72,7 +73,7 @@
%% timer interface
-export([start_timer/1, timeout/1, timeout/2, stop_timer/1]).
--export_type([address_family/0, hostent/0, hostname/0, ip4_address/0,
+-export_type([address_family/0, socket_protocol/0, hostent/0, hostname/0, ip4_address/0,
ip6_address/0, ip_address/0, port_number/0,
local_address/0, socket_address/0, returned_non_ip_address/0,
socket_setopt/0, socket_getopt/0,
@@ -675,6 +676,14 @@ parse_address(Addr) ->
parse_strict_address(Addr) ->
inet_parse:strict_address(Addr).
+-spec ipv4_mapped_ipv6_address(ip_address()) -> ip_address().
+ipv4_mapped_ipv6_address({D1,D2,D3,D4})
+ when (D1 bor D2 bor D3 bor D4) < 256 ->
+ {0,0,0,0,0,16#ffff,(D1 bsl 8) bor D2,(D3 bsl 8) bor D4};
+ipv4_mapped_ipv6_address({D1,D2,D3,D4,D5,D6,D7,D8})
+ when (D1 bor D2 bor D3 bor D4 bor D5 bor D6 bor D7 bor D8) < 65536 ->
+ {D7 bsr 8,D7 band 255,D8 bsr 8,D8 band 255}.
+
%% Return a list of available options
options() ->
[
@@ -1244,9 +1253,7 @@ gethostbyname_string(Name, Type)
inet ->
inet_parse:ipv4_address(Name);
inet6 ->
- %% XXX should we really translate IPv4 addresses here
- %% even if we do not know if this host can do IPv6?
- inet_parse:ipv6_address(Name)
+ inet_parse:ipv6strict_address(Name)
end of
{ok,IP} ->
{ok,make_hostent(Name, [IP], [], Type)};
@@ -1452,11 +1459,14 @@ fdopen(Fd, Addr, Port, Opts, Protocol, Family, Type, Module) ->
%% socket stat
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+-spec i() -> ok.
i() -> i(tcp), i(udp), i(sctp).
+-spec i(socket_protocol()) -> ok.
i(Proto) -> i(Proto, [port, module, recv, sent, owner,
local_address, foreign_address, state, type]).
+-spec i(socket_protocol(), [atom()]) -> ok.
i(tcp, Fs) ->
ii(tcp_sockets(), Fs, tcp);
i(udp, Fs) ->