SSL with IPv6 now works "in principle".

7 files changed, 420 insertions, 198 deletions

diff --git a/lib/inets/doc/src/notes.xml b/lib/inets/doc/src/notes.xml
index 0d531affa0..ed1b974771 100644
--- a/lib/inets/doc/src/notes.xml
+++ b/lib/inets/doc/src/notes.xml
@@ -32,7 +32,7 @@
     <file>notes.xml</file>
   </header>
   
-  <section><title>Inets 5.6.1</title>
+  <section><title>Inets 5.7</title>
 
     <section><title>Improvements and New Features</title>
     <p>-</p>
@@ -61,16 +61,14 @@
 
       <list>
         <item>
-          <p>[httpd] Peer/sockname resolv doesn't work with IPv6 addrs 
-	  in HTTP. </p>
-	  <p>Attila Rajmund Nohl.</p>
-	  <p>Own Id: OTP-9343</p>
+          <p>[httpc|httpd] Added support for IPv6 with ssl. </p>
+	  <p>Own Id: OTP-5566</p>
         </item>
 
       </list>
     </section>
 
-  </section> <!-- 5.6.1 -->
+  </section> <!-- 5.7 -->
 
 
   <section><title>Inets 5.6</title>
diff --git a/lib/inets/src/http_client/httpc_handler.erl b/lib/inets/src/http_client/httpc_handler.erl
index 1f0e012e7e..9ac9ee6f7b 100644
--- a/lib/inets/src/http_client/httpc_handler.erl
+++ b/lib/inets/src/http_client/httpc_handler.erl
@@ -515,7 +515,7 @@ handle_info({Proto, _Socket, Data},
 		{stop, normal, NewState}
 	
 	end,
-    ?hcri("data processed", []),
+    ?hcri("data processed", [{final_result, FinalResult}]),
     FinalResult;
 
 
@@ -629,8 +629,9 @@ handle_info(timeout_queue, #state{timers = Timers} = State) ->
 			  Timers#timers{queue_timer = undefined}}};
 
 %% Setting up the connection to the server somehow failed. 
-handle_info({init_error, _, ClientErrMsg},
+handle_info({init_error, Tag, ClientErrMsg},
 	    State = #state{request = Request}) ->
+    ?hcrv("init error", [{tag, Tag}, {client_error, ClientErrMsg}]),
     NewState = answer_request(Request, ClientErrMsg, State),
     {stop, normal, NewState};
 
@@ -707,9 +708,9 @@ terminate(normal,
     %% And, just in case, close our side (**really** overkill)
     http_transport:close(SocketType, Socket);
 
-terminate(Reason, #state{session      = #session{id          = Id,
-						 socket      = Socket, 
-						 socket_type = SocketType},
+terminate(Reason, #state{session = #session{id          = Id,
+					    socket      = Socket, 
+					    socket_type = SocketType},
 		    request      = undefined,
 		    profile_name = ProfileName,
 		    timers       = Timers,
@@ -1403,7 +1404,7 @@ try_to_enable_pipeline_or_keep_alive(
 
 answer_request(#request{id = RequestId, from = From} = Request, Msg, 
 	       #state{timers = Timers, profile_name = ProfileName} = State) -> 
-    ?hcrt("answer request", [{request, Request}]),
+    ?hcrt("answer request", [{request, Request}, {msg, Msg}]),
     httpc_response:send(From, Msg),
     RequestTimers = Timers#timers.request_timers,
     TimerRef =
diff --git a/lib/inets/src/http_client/httpc_manager.erl b/lib/inets/src/http_client/httpc_manager.erl
index 7f66b477eb..9015bf1ce2 100644
--- a/lib/inets/src/http_client/httpc_manager.erl
+++ b/lib/inets/src/http_client/httpc_manager.erl
@@ -52,7 +52,7 @@
 	  cancel = [],	 % [{RequestId, HandlerPid, ClientPid}]  
 	  handler_db,    % ets() - Entry: #handler_info{}
 	  cookie_db,     % cookie_db()
-	  session_db,    % ets() - Entry:  #tcp_session{}
+	  session_db,    % ets() - Entry:  #session{}
 	  profile_name,  % atom()
 	  options = #options{}
 	 }).
@@ -178,7 +178,7 @@ request_done(RequestId, ProfileName) ->
 
 %%--------------------------------------------------------------------
 %% Function: insert_session(Session, ProfileName) -> _
-%%	Session - #tcp_session{}
+%%	Session - #session{}
 %%      ProfileName - atom()
 %%
 %% Description: Inserts session information into the httpc manager
@@ -669,7 +669,7 @@ select_session(Method, HostPort, Scheme, SessionType,
 	(SessionType =:= keep_alive) of
 	true ->
 	    %% Look for handlers connecting to this host (HostPort)
-	    %% tcp_session with record name field (tcp_session) and 
+	    %% session with record name field (session) and 
 	    %% socket fields ignored. The fields id (part of: HostPort), 
 	    %% client_close, scheme and type specified. 
 	    %% The fields id (part of: HandlerPid) and queue_length
diff --git a/lib/inets/src/http_lib/http_transport.erl b/lib/inets/src/http_lib/http_transport.erl
index 6c2ffc143d..9b8190ebed 100644
--- a/lib/inets/src/http_lib/http_transport.erl
+++ b/lib/inets/src/http_lib/http_transport.erl
@@ -33,8 +33,8 @@
 	 peername/2, sockname/2, 
 	 resolve/0
 	]).
-
 -export([negotiate/3]).
+-export([ipv4_name/1, ipv6_name/1]).
 
 -include_lib("inets/src/inets_app/inets_internal.hrl").
 -include("http_internal.hrl").
@@ -142,8 +142,8 @@ connect({ossl, SslConfig}, {Host, Port}, _, Timeout) ->
 	    ERROR
     end;
 
-connect({essl, SslConfig}, {Host, Port}, _, Timeout) ->
-    Opts = [binary, {active, false}, {ssl_imp, new}] ++ SslConfig,
+connect({essl, SslConfig}, {Host, Port}, Opts0, Timeout) -> 
+    Opts = [binary, {active, false}, {ssl_imp, new} | Opts0] ++ SslConfig,
     ?hlrt("connect using essl", 
 	  [{host,       Host}, 
 	   {port,       Port}, 
@@ -176,8 +176,8 @@ connect({essl, SslConfig}, {Host, Port}, _, Timeout) ->
 listen(SocketType, Port) ->
     listen(SocketType, undefined, Port).
 
-listen(ip_comm = SocketType, Addr, Port) ->
-    listen(SocketType, Addr, Port, undefined);
+listen(ip_comm = _SocketType, Addr, Port) ->
+    listen_ip_comm(Addr, Port, undefined);
 
 %% Wrapper for backaward compatibillity
 listen({ssl, SSLConfig}, Addr, Port) ->
@@ -187,35 +187,33 @@ listen({ssl, SSLConfig}, Addr, Port) ->
 	   {ssl_config, SSLConfig}]),
     listen({?HTTP_DEFAULT_SSL_KIND, SSLConfig}, Addr, Port);
 
-listen({ossl, SSLConfig} = Ssl, Addr, Port) ->
+listen({ossl, SSLConfig}, Addr, Port) ->
     ?hlrt("listen (ossl)", 
 	  [{addr,       Addr}, 
 	   {port,       Port}, 
 	   {ssl_config, SSLConfig}]),
-    Opt = sock_opt(Ssl, Addr, SSLConfig),
-    ?hlrt("listen options", [{opt, Opt}]),
-    ssl:listen(Port, [{ssl_imp, old} | Opt]);
+    listen_ssl(Addr, Port, [{ssl_imp, old} | SSLConfig]);
 
-listen({essl, SSLConfig} = Ssl, Addr, Port) ->
+listen({essl, SSLConfig}, Addr, Port) ->
     ?hlrt("listen (essl)", 
 	  [{addr,       Addr}, 
 	   {port,       Port}, 
 	   {ssl_config, SSLConfig}]),
-    Opt = sock_opt(Ssl, Addr, SSLConfig),
-    ?hlrt("listen options", [{opt, Opt}]),
-    Opt2 = [{ssl_imp, new}, {reuseaddr, true} | Opt], 
-    ssl:listen(Port, Opt2).
+    listen_ssl(Addr, Port, [{ssl_imp, new}, {reuseaddr, true} | SSLConfig]).
+
 
 listen(ip_comm, Addr, Port, Fd) ->
-    case (catch listen_ip_comm(Addr, Port, Fd)) of
+    listen_ip_comm(Addr, Port, Fd).
+
+listen_ip_comm(Addr, Port, Fd) ->
+    case (catch do_listen_ip_comm(Addr, Port, Fd)) of
 	{'EXIT', Reason} ->
 	    {error, {exit, Reason}};
 	Else ->
 	    Else
     end.
 
-
-listen_ip_comm(Addr, Port, Fd) ->
+do_listen_ip_comm(Addr, Port, Fd) ->
     {NewPort, Opts, IpFamily} = get_socket_info(Addr, Port, Fd),
     case IpFamily of
 	inet6fb4 -> 
@@ -248,6 +246,41 @@ listen_ip_comm(Addr, Port, Fd) ->
 	    gen_tcp:listen(NewPort, Opts2)
     end.
 
+
+listen_ssl(Addr, Port, Opts0) ->
+    IpFamily = ipfamily_default(Addr, Port), 
+    BaseOpts = [{backlog, 128}, {reuseaddr, true} | Opts0], 
+    Opts     = sock_opts(Addr, BaseOpts),
+    case IpFamily of
+	inet6fb4 -> 
+	    Opts2 = [inet6 | Opts], 
+	    ?hlrt("try ipv6 listen", [{opts, Opts2}]),
+	    case (catch ssl:listen(Port, Opts2)) of
+		{error, Reason} when ((Reason =:= nxdomain) orelse 
+				      (Reason =:= eafnosupport)) ->
+		    Opts3 = [inet | Opts], 
+		    ?hlrt("ipv6 listen failed - try ipv4 instead", 
+			  [{reason, Reason}, {opts, Opts3}]),
+		    ssl:listen(Port, Opts3);
+		
+		{'EXIT', Reason} -> 
+		    Opts3 = [inet | Opts], 
+		    ?hlrt("ipv6 listen exit - try ipv4 instead", 
+			  [{reason, Reason}, {opts, Opts3}]),
+		    ssl:listen(Port, Opts3); 
+		
+		Other ->
+		    ?hlrt("ipv6 listen done", [{other, Other}]),
+		    Other
+	    end;
+	
+	_ ->
+	    Opts2 = [IpFamily | Opts],
+	    ?hlrt("listen", [{opts, Opts2}]),
+	    ssl:listen(Port, Opts2)
+    end.
+
+
 ipfamily_default(Addr, Port) ->
     httpd_conf:lookup(Addr, Port, ipfamily, inet6fb4).
 
@@ -257,9 +290,9 @@ get_socket_info(Addr, Port, Fd0) ->
     %% The presence of a file descriptor takes precedence
     case get_fd(Port, Fd0, IpFamilyDefault) of
 	{Fd, IpFamily} -> 
-	    {0, sock_opt(ip_comm, Addr, [{fd, Fd} | BaseOpts]), IpFamily};
+	    {0, sock_opts(Addr, [{fd, Fd} | BaseOpts]), IpFamily};
 	undefined ->
-	    {Port, sock_opt(ip_comm, Addr, BaseOpts), IpFamilyDefault}
+	    {Port, sock_opts(Addr, BaseOpts), IpFamilyDefault}
     end.
 	    
 get_fd(Port, undefined = _Fd, IpFamilyDefault) ->
@@ -499,38 +532,28 @@ close({essl, _}, Socket) ->
 %% connection, usning either gen_tcp or ssl.
 %%-------------------------------------------------------------------------
 peername(ip_comm, Socket) ->
-    case inet:peername(Socket) of
-	{ok, {Addr, Port}} when is_tuple(Addr) andalso (size(Addr) =:= 4) ->
-	    PeerName = ipv4_name(Addr), 
-	    {Port, PeerName};
-	{ok, {Addr, Port}} when is_tuple(Addr) andalso (size(Addr) =:= 8) ->
-	    PeerName = ipv6_name(Addr), 
-	    {Port, PeerName};
-	{error, _} ->
-	    {-1, "unknown"}
-    end;
+    do_peername(inet:peername(Socket));
 
 %% Wrapper for backaward compatibillity
 peername({ssl, SSLConfig}, Socket) ->
     peername({?HTTP_DEFAULT_SSL_KIND, SSLConfig}, Socket);
 
 peername({ossl, _}, Socket) ->
-    peername_ssl(Socket);
+    do_peername(ssl:peername(Socket));
 
 peername({essl, _}, Socket) ->
-    peername_ssl(Socket).
-
-peername_ssl(Socket) ->
-    case ssl:peername(Socket) of
-	{ok, {Addr, Port}} when is_tuple(Addr) andalso (size(Addr) =:= 4) ->
-	    PeerName = ipv4_name(Addr), 
-	    {Port, PeerName};
-	{ok, {Addr, Port}} when is_tuple(Addr) andalso (size(Addr) =:= 8) ->
-	    PeerName = ipv6_name(Addr), 
-	    {Port, PeerName};
-	{error, _} ->
-	    {-1, "unknown"}
-    end.
+    do_peername(ssl:peername(Socket)).
+
+do_peername({ok, {Addr, Port}}) 
+  when is_tuple(Addr) andalso (size(Addr) =:= 4) ->
+    PeerName = ipv4_name(Addr), 
+    {Port, PeerName};
+do_peername({ok, {Addr, Port}}) 
+  when is_tuple(Addr) andalso (size(Addr) =:= 8) ->
+    PeerName = ipv6_name(Addr), 
+    {Port, PeerName};
+do_peername({error, _}) ->
+    {-1, "unknown"}.
 
 
 %%-------------------------------------------------------------------------
@@ -544,38 +567,28 @@ peername_ssl(Socket) ->
 %% other end of connection, using either gen_tcp or ssl.
 %%-------------------------------------------------------------------------
 sockname(ip_comm, Socket) ->
-    case inet:sockname(Socket) of
-	{ok, {Addr, Port}} ->
-	    SockName = ipv4_name(Addr), 
-	    {Port, SockName};
-	{ok, {Addr, Port}} ->
-	    SockName = ipv6_name(Addr), 
-	    {Port, SockName};
-	{error, _} ->
-	    {-1, "unknown"}
-    end;
+    do_sockname(inet:sockname(Socket));
 
 %% Wrapper for backaward compatibillity
 sockname({ssl, SSLConfig}, Socket) ->
     sockname({?HTTP_DEFAULT_SSL_KIND, SSLConfig}, Socket);
 
 sockname({ossl, _}, Socket) ->
-    sockname_ssl(Socket);
+    do_sockname(ssl:sockname(Socket));
 
 sockname({essl, _}, Socket) ->
-    sockname_ssl(Socket).
-
-sockname_ssl(Socket) ->
-    case ssl:sockname(Socket) of
-	{ok, {Addr, Port}} ->
-	    SockName = ipv4_name(Addr), 
-	    {Port, SockName};
-	{ok, {Addr, Port}} ->
-	    SockName = ipv6_name(Addr), 
-	    {Port, SockName};
-	{error, _} ->
-	    {-1, "unknown"}
-    end.
+    do_sockname(ssl:sockname(Socket)).
+
+do_sockname({ok, {Addr, Port}}) 
+  when is_tuple(Addr) andalso (size(Addr) =:= 4) ->
+    SockName = ipv4_name(Addr), 
+    {Port, SockName};
+do_sockname({ok, {Addr, Port}}) 
+  when is_tuple(Addr) andalso (size(Addr) =:= 8) ->
+    SockName = ipv6_name(Addr), 
+    {Port, SockName};
+do_sockname({error, _}) ->
+    {-1, "unknown"}.
 
 
 %%-------------------------------------------------------------------------
@@ -589,10 +602,14 @@ resolve() ->
     Name.
 
 
-%%%========================================================================
-%%% Internal functions
-%%%========================================================================
-
+%%-------------------------------------------------------------------------
+%% ipv4_name(Ipv4Addr) -> string()
+%% ipv6_name(Ipv6Addr) -> string()
+%%     Ipv4Addr = ip4_address()
+%%     Ipv6Addr = ip6_address()
+%%     
+%% Description: Returns the local hostname. 
+%%-------------------------------------------------------------------------
 ipv4_name({A, B, C, D}) ->
     integer_to_list(A) ++ "." ++
 	integer_to_list(B) ++ "." ++
@@ -600,7 +617,8 @@ ipv4_name({A, B, C, D}) ->
 	integer_to_list(D).
 
 ipv6_name({A, B, C, D, E, F, G, H}) ->
-    http_util:integer_to_hexlist(B) ++ ":" ++  
+    http_util:integer_to_hexlist(A) ++ ":"++ 
+	http_util:integer_to_hexlist(B) ++ ":" ++  
 	http_util:integer_to_hexlist(C) ++ ":" ++ 
 	http_util:integer_to_hexlist(D) ++ ":" ++  
 	http_util:integer_to_hexlist(E) ++ ":" ++  
@@ -609,25 +627,24 @@ ipv6_name({A, B, C, D, E, F, G, H}) ->
 	http_util:integer_to_hexlist(H).
 
 
+%%%========================================================================
+%%% Internal functions
+%%%========================================================================
+
+%% -- sock_opts --
 %% Address any comes from directive: BindAddress "*"
-sock_opt(ip_comm, any = Addr, Opts) -> 
-    sock_opt2([{ip, Addr} | Opts]);
-sock_opt(ip_comm, undefined, Opts) -> 
-    sock_opt2(Opts);
-sock_opt(_, any = _Addr, Opts) ->
-    sock_opt2(Opts);
-sock_opt(_, undefined = _Addr, Opts) ->
-    sock_opt2(Opts);
-sock_opt(_, {_,_,_,_} = Addr, Opts) -> 
-    sock_opt2([{ip, Addr} | Opts]);
-sock_opt(ip_comm, Addr, Opts) -> 
-    sock_opt2([{ip, Addr} | Opts]);
-sock_opt(_, Addr, Opts) ->
-    sock_opt2([{ip, Addr} | Opts]).
-
-sock_opt2(Opts) ->
+sock_opts(undefined, Opts) -> 
+    sock_opts(Opts);
+sock_opts(any = Addr, Opts) -> 
+    sock_opts([{ip, Addr} | Opts]);
+sock_opts(Addr, Opts) ->
+    sock_opts([{ip, Addr} | Opts]).
+
+sock_opts(Opts) ->
     [{packet, 0}, {active, false} | Opts].
 
+
+%% -- negotiate --
 negotiate(ip_comm,_,_) ->
     ?hlrt("negotiate(ip_comm)", []),
     ok;
diff --git a/lib/inets/test/httpc_SUITE.erl b/lib/inets/test/httpc_SUITE.erl
index 1998bd3950..731e330ef7 100644
--- a/lib/inets/test/httpc_SUITE.erl
+++ b/lib/inets/test/httpc_SUITE.erl
@@ -113,14 +113,15 @@ all() ->
      proxy_stream, 
      parse_url, 
      options,
-     ipv6, 
      headers_as_is, 
+     {group, ipv6}, 
      {group, tickets},
      initial_server_connect
     ].
 
 groups() -> 
-    [{tickets, [], [hexed_query_otp_6191, 
+    [
+     {tickets, [], [hexed_query_otp_6191, 
 		    empty_body_otp_6243,
 		    empty_response_header_otp_6830,
 		    transfer_encoding_otp_6807, 
@@ -139,7 +140,12 @@ groups() ->
      {otp_8154, [], [otp_8154_1]},
      {otp_8106, [], [otp_8106_pid, 
 		     otp_8106_fun, 
-		     otp_8106_mfa]}].
+		     otp_8106_mfa]},
+     %% {ipv6, [], [ipv6_ipcomm, ipv6_essl, ipv6_ossl]}
+     {ipv6, [], [ipv6_ipcomm, ipv6_essl]}
+     %% {ipv6, [], [ipv6_ipcomm]}
+    ].
+
 
 
 init_per_group(_GroupName, Config) ->
@@ -261,13 +267,16 @@ init_per_testcase(Case, Timeout, Config) ->
     NewConfig = 
 	case atom_to_list(Case) of
 	    [$s, $s, $l | _] ->
-		init_per_testcase_ssl(ssl, PrivDir, SslConfFile, [{watchdog, Dog} | TmpConfig]);
+		init_per_testcase_ssl(ssl, PrivDir, SslConfFile, 
+				      [{watchdog, Dog} | TmpConfig]);
 
 	    [$o, $s, $s, $l | _] ->
-		init_per_testcase_ssl(ossl, PrivDir, SslConfFile, [{watchdog, Dog} | TmpConfig]);
+		init_per_testcase_ssl(ossl, PrivDir, SslConfFile, 
+				      [{watchdog, Dog} | TmpConfig]);
 
 	    [$e, $s, $s, $l | _] ->
-		init_per_testcase_ssl(essl, PrivDir, SslConfFile, [{watchdog, Dog} | TmpConfig]);
+		init_per_testcase_ssl(essl, PrivDir, SslConfFile, 
+				      [{watchdog, Dog} | TmpConfig]);
 
 	    "proxy_" ++ Rest ->
 		io:format("init_per_testcase -> Rest: ~p~n", [Rest]),
@@ -321,6 +330,24 @@ init_per_testcase(Case, Timeout, Config) ->
 				[{skip, "proxy not responding"} | TmpConfig]
 			end
 		end;
+	    "ipv6_" ++ _Rest ->
+		%% Start httpc part of inets
+		CryptoStartRes = application:start(crypto),
+		PubKeyStartRes = application:start(public_key),
+		SSLStartRes    = application:start(ssl),
+		tsp("App start result: "
+		    "~n   Crypto    start result: ~p"
+		    "~n   PublicKey start result: ~p"
+		    "~n   SSL       start result: ~p", 
+		    [CryptoStartRes, PubKeyStartRes, SSLStartRes]),
+		Profile = ipv6, 
+		{ok, ProfilePid} = 
+		    inets:start(httpc, 
+				[{profile,  Profile}, 
+				 {data_dir, PrivDir}], stand_alone),
+		httpc:set_options([{ipfamily, inet6}], ProfilePid), 
+		tsp("httpc profile pid: ~p", [ProfilePid]),
+		[{watchdog, Dog}, {profile, ProfilePid}| TmpConfig];
 	    _ -> 
 		TmpConfig2 = lists:keydelete(local_server, 1, TmpConfig),
 		Server = 
@@ -349,13 +376,28 @@ init_per_testcase(Case, Timeout, Config) ->
 %%   A list of key/value pairs, holding the test case configuration.
 %% Description: Cleanup after each test case
 %%--------------------------------------------------------------------
-end_per_testcase(http_save_to_file, Config) ->
-    PrivDir = ?config(priv_dir, Config), 	
+end_per_testcase(http_save_to_file = Case, Config) ->
+    io:format(user, "~n~n*** END ~w:~w ***~n~n", 
+	      [?MODULE, Case]),
+    PrivDir  = ?config(priv_dir, Config), 	
     FullPath = filename:join(PrivDir, "dummy.html"),
     file:delete(FullPath),
     finish(Config);
 	
-end_per_testcase(_, Config) ->
+end_per_testcase(Case, Config) ->
+    io:format(user, "~n~n*** END ~w:~w ***~n~n", 
+	      [?MODULE, Case]),
+    case atom_to_list(Case) of
+	"ipv6_" ++ _Rest ->
+	    application:stop(ssl),
+	    application:stop(public_key),
+	    application:stop(crypto),
+	    ProfilePid = ?config(profile, Config), 
+	    inets:stop(stand_alone, ProfilePid),
+	    ok;
+	_ ->
+	    ok
+    end,
     finish(Config).
 
 finish(Config) ->
@@ -565,7 +607,7 @@ http_relaxed(suite) ->
 http_relaxed(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipv6, disabled}]), % also test the old option 
     %% ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ 
 	"/missing_reason_phrase.html",
@@ -591,7 +633,7 @@ http_dummy_pipe(suite) ->
     [];
 http_dummy_pipe(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/foobar.html",
 
@@ -905,7 +947,7 @@ http_headers_dummy(suite) ->
     [];
 http_headers_dummy(Config) when is_list(Config) -> 
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/dummy_headers.html",
     
@@ -970,7 +1012,7 @@ http_bad_response(suite) ->
     [];
 http_bad_response(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/missing_crlf.html",
     
@@ -1170,7 +1212,7 @@ http_redirect(Config) when is_list(Config) ->
 	    ok = httpc:set_options([{ipfamily, inet}]),
 
 	    tsp("http_redirect -> start dummy server inet"),
-	    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+	    {DummyServerPid, Port} = dummy_server(ipv4),
 	    tsp("http_redirect -> server port = ~p", [Port]),
     
 	    URL300 = ?URL_START ++ integer_to_list(Port) ++ "/300.html",
@@ -1282,7 +1324,7 @@ http_redirect_loop(suite) ->
     [];
 http_redirect_loop(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/redirectloop.html",
     
@@ -1299,7 +1341,7 @@ http_internal_server_error(suite) ->
     [];
 http_internal_server_error(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL500 = ?URL_START ++ integer_to_list(Port) ++ "/500.html",
     
@@ -1335,7 +1377,7 @@ http_userinfo(suite) ->
 http_userinfo(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
 
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URLAuth = "http://alladin:sesame@localhost:" 
 	++ integer_to_list(Port) ++ "/userinfo.html",
@@ -1361,7 +1403,7 @@ http_cookie(suite) ->
     [];
 http_cookie(Config) when is_list(Config) ->
     ok = httpc:set_options([{cookies, enabled}, {ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URLStart = ?URL_START  
 	++ integer_to_list(Port),
@@ -1735,7 +1777,7 @@ http_stream_once(Config) when is_list(Config) ->
     p("http_stream_once -> set ipfamily to inet", []),
     ok = httpc:set_options([{ipfamily, inet}]),
     p("http_stream_once -> start dummy server", []),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),    
+    {DummyServerPid, Port} = dummy_server(ipv4),    
     
     PortStr =  integer_to_list(Port),
     p("http_stream_once -> once", []),
@@ -1871,28 +1913,95 @@ parse_url(Config) when is_list(Config) ->
 
 
 %%-------------------------------------------------------------------------
-ipv6() ->
-    [{require,ipv6_hosts}].
-ipv6(doc) ->
-    ["Test ipv6."];
-ipv6(suite) ->
+
+ipv6_ipcomm() ->
+    %% [{require, ipv6_hosts}].
+    [].
+ipv6_ipcomm(doc) ->
+    ["Test ip_comm ipv6."];
+ipv6_ipcomm(suite) ->
     [];
-ipv6(Config) when is_list(Config) ->
-    {ok, Hostname} = inet:gethostname(),
-    
-    case lists:member(list_to_atom(Hostname), 
-		      ct:get_config(ipv6_hosts)) of
-	true ->
-	    {DummyServerPid, Port} = dummy_server(self(), ipv6),
-	    
-	    URL = "http://[" ++ ?IPV6_LOCAL_HOST ++ "]:" ++ 
+ipv6_ipcomm(Config) when is_list(Config) ->
+    HTTPOptions = [],
+    SocketType  = ip_comm, 
+    Scheme      = "http", 
+    Extra       = [], 
+    ipv6(SocketType, Scheme, HTTPOptions, Extra, Config).
+
+
+%%-------------------------------------------------------------------------
+
+ipv6_essl() ->
+    %% [{require, ipv6_hosts}].
+    [].
+ipv6_essl(doc) ->
+    ["Test essl ipv6."];
+ipv6_essl(suite) ->
+    [];
+ipv6_essl(Config) when is_list(Config) ->
+    DataDir    = ?config(data_dir, Config),
+    CertFile   = filename:join(DataDir, "ssl_client_cert.pem"),
+    SSLOptions = [{certfile, CertFile}, {keyfile, CertFile}],
+    SSLConfig  = {essl, SSLOptions},
+    tsp("ssl_ipv6 -> make request using: "
+	"~n   SSLOptions: ~p", [SSLOptions]),
+    HTTPOptions = [{ssl, SSLConfig}], 
+    SocketType  = essl, 
+    Scheme      = "https", 
+    Extra       = SSLOptions, 
+    ipv6(SocketType, Scheme, HTTPOptions, Extra, Config).
+
+
+%%-------------------------------------------------------------------------
+
+%% ipv6_ossl() ->
+%%     %% [{require, ipv6_hosts}].
+%%     [].
+%% ipv6_ossl(doc) ->
+%%     ["Test ossl ipv6."];
+%% ipv6_ossl(suite) ->
+%%     [];
+%% ipv6_ossl(Config) when is_list(Config) ->
+%%     DataDir    = ?config(data_dir, Config),
+%%     CertFile   = filename:join(DataDir, "ssl_client_cert.pem"),
+%%     SSLOptions = [{certfile, CertFile}, {keyfile, CertFile}],
+%%     SSLConfig  = {ossl, SSLOptions}, 
+%%     tsp("ossl_ipv6 -> make request using: "
+%% 	"~n   SSLOptions: ~p", [SSLOptions]),
+%%     HTTPOptions = [{ssl, SSLConfig}], 
+%%     SocketType  = ossl, 
+%%     Scheme      = "https", 
+%%     ipv6(SocketType, Scheme, HTTPOptions, Config).
+
+
+%%-------------------------------------------------------------------------
+
+ipv6(SocketType, Scheme, HTTPOptions, Extra, Config) ->
+    %% Check if we are a IPv6 host
+    tsp("ipv6 -> verify ipv6 support", []),
+    case inets_test_lib:has_ipv6_support() of
+	{ok, Addr} ->
+	    tsp("ipv6 -> ipv6 supported: ~p", [Addr]),
+	    {DummyServerPid, Port} = dummy_server(SocketType, ipv6, Extra),
+	    Profile = ?config(profile, Config),
+	    URL = 
+		Scheme ++ 
+		"://[" ++ http_transport:ipv6_name(Addr) ++ "]:" ++ 
 		integer_to_list(Port) ++ "/foobar.html",
-	    {ok, {{_,200,_}, [_ | _], [_|_]}} =
-		httpc:request(get, {URL, []}, [], []),
-	    
-	    DummyServerPid ! stop,
+	    tsp("ipv6 -> issue request with: "
+		"~n   URL:         ~p"
+		"~n   HTTPOptions: ~p", [URL, HTTPOptions]),
+	    case httpc:request(get, {URL, []}, HTTPOptions, [], Profile) of
+		{ok, {{_,200,_}, [_ | _], [_|_]}} ->
+		    DummyServerPid ! stop,
+		    ok;
+		{error, Reason} ->
+		    DummyServerPid ! stop,
+		    tsf(Reason)
+	    end,
 	    ok;
-	false ->
+	_ ->
+	    tsp("ipv6 -> ipv6 not supported", []),
 	    {skip, "Host does not support IPv6"}
     end.
 
@@ -1945,7 +2054,7 @@ http_invalid_http(suite) ->
     [];
 http_invalid_http(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/invalid_http.html",
     
@@ -2002,7 +2111,7 @@ transfer_encoding_otp_6807(suite) ->
     [];
 transfer_encoding_otp_6807(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ 
 	"/capital_transfer_encoding.html",
@@ -2035,7 +2144,7 @@ empty_response_header_otp_6830(suite) ->
     [];
 empty_response_header_otp_6830(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/no_headers.html",
     {ok, {{_,200,_}, [], [_ | _]}} = httpc:request(URL),
@@ -2052,7 +2161,7 @@ no_content_204_otp_6982(suite) ->
     [];
 no_content_204_otp_6982(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/no_content.html",
     {ok, {{_,204,_}, [], []}} = httpc:request(URL),
@@ -2070,7 +2179,7 @@ missing_CR_otp_7304(suite) ->
     [];
 missing_CR_otp_7304(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/missing_CR.html",
     {ok, {{_,200,_}, _, [_ | _]}} = httpc:request(URL),
@@ -2089,7 +2198,7 @@ otp_7883_1(suite) ->
 otp_7883_1(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
 
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/just_close.html",
     {error, socket_closed_remotely} = httpc:request(URL),
@@ -2105,7 +2214,7 @@ otp_7883_2(suite) ->
 otp_7883_2(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipfamily, inet}]),
 
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ "/just_close.html",
     Method      = get,
@@ -2626,7 +2735,7 @@ otp_8371(suite) ->
     [];
 otp_8371(Config) when is_list(Config) ->
     ok = httpc:set_options([{ipv6, disabled}]), % also test the old option 
-    {DummyServerPid, Port} = dummy_server(self(), ipv4),
+    {DummyServerPid, Port} = dummy_server(ipv4),
     
     URL = ?URL_START ++ integer_to_list(Port) ++ 
 	"/ensure_host_header_with_port.html",
@@ -2866,73 +2975,159 @@ receive_streamed_body(RequestId, Body, Pid) ->
 
 
 
-dummy_server(Caller, IpV) ->
-    Pid = spawn(httpc_SUITE, dummy_server_init, [Caller, IpV]),
+dummy_server(IpV) ->
+    dummy_server(self(), ip_comm, IpV, []).
+
+dummy_server(SocketType, IpV, Extra) ->
+    dummy_server(self(), SocketType, IpV, Extra).
+
+dummy_server(Caller, SocketType, IpV, Extra) ->
+    Args = [Caller, SocketType, IpV, Extra], 
+    Pid = spawn(httpc_SUITE, dummy_server_init, Args),
     receive
 	{port, Port} ->
 	    {Pid, Port}
     end.
 
-dummy_server_init(Caller, IpV) ->
+dummy_server_init(Caller, ip_comm, IpV, _) ->
+    BaseOpts = [binary, {packet, 0}, {reuseaddr,true}, {active, false}], 
     {ok, ListenSocket} = 
 	case IpV of 
 	    ipv4 ->
-		gen_tcp:listen(0, [binary, inet, {packet, 0},
-				   {reuseaddr,true},
-				   {active, false}]);
+		tsp("ip_comm ipv4 listen", []),
+		gen_tcp:listen(0, [inet | BaseOpts]);
 	    ipv6 ->
-		gen_tcp:listen(0, [binary, inet6, {packet, 0},
-				   {reuseaddr,true},
-				   {active, false}])
+		tsp("ip_comm ipv6 listen", []),
+		gen_tcp:listen(0, [inet6 | BaseOpts])
 	end,
     {ok, Port} = inet:port(ListenSocket),
-    tsp("dummy_server_init -> Port: ~p", [Port]),
+    tsp("dummy_server_init(ip_comm) -> Port: ~p", [Port]),
     Caller ! {port, Port},
-    dummy_server_loop({httpd_request, parse, [?HTTP_MAX_HEADER_SIZE]},
-		      [], ListenSocket).
+    dummy_ipcomm_server_loop({httpd_request, parse, [?HTTP_MAX_HEADER_SIZE]},
+			     [], ListenSocket);
+dummy_server_init(Caller, essl, IpV, SSLOptions) ->
+    BaseOpts = [{ssl_imp, new}, 
+		{backlog, 128}, binary, {reuseaddr,true}, {active, false} |
+	        SSLOptions], 
+    dummy_ssl_server_init(Caller, BaseOpts, IpV);
+dummy_server_init(Caller, ossl, IpV, SSLOptions) ->
+    BaseOpts = [{ssl_imp, old}, 
+		{backlog, 128}, binary, {active, false} | SSLOptions], 
+    dummy_ssl_server_init(Caller, BaseOpts, IpV).
+
+dummy_ssl_server_init(Caller, BaseOpts, IpV) ->
+    {ok, ListenSocket} = 
+	case IpV of 
+	    ipv4 ->
+		tsp("dummy_ssl_server_init -> ssl ipv4 listen", []),
+		ssl:listen(0, [inet | BaseOpts]);
+	    ipv6 ->
+		tsp("dummy_ssl_server_init -> ssl ipv6 listen", []),
+		ssl:listen(0, [inet6 | BaseOpts])
+	end,
+    tsp("dummy_ssl_server_init -> ListenSocket: ~p", [ListenSocket]),    
+    {ok, {_, Port}} = ssl:sockname(ListenSocket),
+    tsp("dummy_ssl_server_init -> Port: ~p", [Port]),
+    Caller ! {port, Port},
+    dummy_ssl_server_loop({httpd_request, parse, [?HTTP_MAX_HEADER_SIZE]},
+			  [], ListenSocket).
 
-dummy_server_loop(MFA, Handlers, ListenSocket) ->
+dummy_ipcomm_server_loop(MFA, Handlers, ListenSocket) ->
     receive
 	stop ->
+	    tsp("dummy_ipcomm_server_loop -> stop handlers", []),
 	    lists:foreach(fun(Handler) -> Handler ! stop end, Handlers)
     after 0 ->
+	    tsp("dummy_ipcomm_server_loop -> await accept", []),
 	    {ok, Socket} = gen_tcp:accept(ListenSocket),
+	    tsp("dummy_ipcomm_server_loop -> accepted: ~p", [Socket]),
 	    HandlerPid  = dummy_request_handler(MFA, Socket),
+	    tsp("dummy_icomm_server_loop -> handler created: ~p", [HandlerPid]),
 	    gen_tcp:controlling_process(Socket, HandlerPid),
-	    HandlerPid ! controller,
-	    dummy_server_loop(MFA, [HandlerPid | Handlers],
+	    tsp("dummy_ipcomm_server_loop -> "
+		"control transfered to handler", []),
+	    HandlerPid ! ipcomm_controller,
+	    tsp("dummy_ipcomm_server_loop -> "
+		"handler informed about control transfer", []),
+	    dummy_ipcomm_server_loop(MFA, [HandlerPid | Handlers],
 			      ListenSocket)
     end.
 
+dummy_ssl_server_loop(MFA, Handlers, ListenSocket) ->
+    receive
+	stop ->
+	    tsp("dummy_ssl_server_loop -> stop handlers", []),
+	    lists:foreach(fun(Handler) -> Handler ! stop end, Handlers)
+    after 0 ->
+	    tsp("dummy_ssl_server_loop -> await accept", []),
+	    {ok, Socket} = ssl:transport_accept(ListenSocket),
+	    tsp("dummy_ssl_server_loop -> accepted: ~p", [Socket]),
+	    HandlerPid  = dummy_request_handler(MFA, Socket),
+	    tsp("dummy_ssl_server_loop -> handler created: ~p", [HandlerPid]),
+	    ssl:controlling_process(Socket, HandlerPid),
+	    tsp("dummy_ssl_server_loop -> control transfered to handler", []),
+	    HandlerPid ! ssl_controller,
+	    tsp("dummy_ssl_server_loop -> "
+		"handler informed about control transfer", []),
+	    dummy_ssl_server_loop(MFA, [HandlerPid | Handlers],
+				  ListenSocket)
+    end.
+
 dummy_request_handler(MFA, Socket) ->
+    tsp("spawn request handler", []),
     spawn(httpc_SUITE, dummy_request_handler_init, [MFA, Socket]).
 
 dummy_request_handler_init(MFA, Socket) ->
-    receive 
-	controller ->
-	    inet:setopts(Socket, [{active, true}])
-    end,
-    dummy_request_handler_loop(MFA, Socket).
+    SockType = 
+	receive 
+	    ipcomm_controller ->
+		tsp("dummy_request_handler_init -> "
+		    "received ip_comm controller - activate", []),
+		inet:setopts(Socket, [{active, true}]),
+		ip_comm;
+	    ssl_controller ->
+		tsp("dummy_request_handler_init -> "
+		    "received ssl controller - activate", []),
+		ssl:setopts(Socket, [{active, true}]),
+		ssl
+	end,
+    dummy_request_handler_loop(MFA, SockType, Socket).
     
-dummy_request_handler_loop({Module, Function, Args}, Socket) ->
+dummy_request_handler_loop({Module, Function, Args}, SockType, Socket) ->
     tsp("dummy_request_handler_loop -> entry with"
 	"~n   Module:   ~p"
 	"~n   Function: ~p"
 	"~n   Args:     ~p", [Module, Function, Args]),
     receive 
-	{tcp, _, Data} ->
-	    tsp("dummy_request_handler_loop -> Data ~p", [Data]),
-	    case handle_request(Module, Function, [Data | Args], Socket) of
-		stop ->
+	{Proto, _, Data} when (Proto =:= tcp) orelse (Proto =:= ssl) ->
+	    tsp("dummy_request_handler_loop -> [~w] Data ~p", [Proto, Data]),
+	    case handle_request(Module, Function, [Data | Args], Socket, Proto) of
+		stop when Proto =:= tcp ->
 		    gen_tcp:close(Socket);
+		stop when Proto =:= ssl ->
+		    ssl:close(Socket);
 		NewMFA ->
-		    dummy_request_handler_loop(NewMFA, Socket)
+		    dummy_request_handler_loop(NewMFA, SockType, Socket)
 	    end;
-	stop ->
-	    gen_tcp:close(Socket)
+	stop when SockType =:= ip_comm ->
+	    gen_tcp:close(Socket);
+	stop when SockType =:= ssl ->
+	    ssl:close(Socket)
     end.
 
-handle_request(Module, Function, Args, Socket) ->
+
+mk_close(tcp) -> fun(Sock) -> gen_tcp:close(Sock) end;
+mk_close(ssl) -> fun(Sock) -> ssl:close(Sock)     end.
+
+mk_send(tcp) -> fun(Sock, Data) -> gen_tcp:send(Sock, Data) end;
+mk_send(ssl) -> fun(Sock, Data) -> ssl:send(Sock, Data)     end.
+
+handle_request(Module, Function, Args, Socket, Proto) ->
+    Close = mk_close(Proto),
+    Send  = mk_send(Proto),
+    handle_request(Module, Function, Args, Socket, Close, Send).
+
+handle_request(Module, Function, Args, Socket, Close, Send) ->
     tsp("handle_request -> entry with"
 	"~n   Module:   ~p"
 	"~n   Function: ~p"
@@ -2941,7 +3136,7 @@ handle_request(Module, Function, Args, Socket) ->
 	{ok, Result} ->
 	    tsp("handle_request -> ok"
 		"~n   Result: ~p", [Result]),
-	    case (catch handle_http_msg(Result, Socket)) of
+	    case (catch handle_http_msg(Result, Socket, Close, Send)) of
 		stop ->
 		    stop;
 		<<>> ->
@@ -2949,7 +3144,8 @@ handle_request(Module, Function, Args, Socket) ->
 		    {httpd_request, parse, [[<<>>, ?HTTP_MAX_HEADER_SIZE]]};
 		Data ->	
 		    handle_request(httpd_request, parse, 
-				   [Data |[?HTTP_MAX_HEADER_SIZE]], Socket)
+				   [Data |[?HTTP_MAX_HEADER_SIZE]], Socket, 
+				   Close, Send)
 	    end;
 	NewMFA ->
 	    tsp("handle_request -> "
@@ -2957,7 +3153,7 @@ handle_request(Module, Function, Args, Socket) ->
 	    NewMFA
     end.
 
-handle_http_msg({_, RelUri, _, {_, Headers}, Body}, Socket) ->
+handle_http_msg({_, RelUri, _, {_, Headers}, Body}, Socket, Close, Send) ->
     tsp("handle_http_msg -> entry with: "
 	"~n   RelUri:  ~p"
 	"~n   Headers: ~p"
@@ -3114,16 +3310,16 @@ handle_http_msg({_, RelUri, _, {_, Headers}, Body}, Socket) ->
 		    "Expires:Sat, 29 Oct 1994 19:43:31 GMT\r\n"  ++
 		    "Proxy-Authenticate:#1Basic"  ++
 		    "\r\n\r\n",
-		gen_tcp:send(Socket, Head),
-		gen_tcp:send(Socket, http_chunk:encode("<HTML><BODY>fo")),
-		gen_tcp:send(Socket, http_chunk:encode("obar</BODY></HTML>")),
+		Send(Socket, Head),
+		Send(Socket, http_chunk:encode("<HTML><BODY>fo")),
+		Send(Socket, http_chunk:encode("obar</BODY></HTML>")),
 		http_chunk:encode_last();
 	    "/capital_transfer_encoding.html" ->
 		Head =  "HTTP/1.1 200 ok\r\n" ++
 		    "Transfer-Encoding:Chunked\r\n\r\n",
-		gen_tcp:send(Socket, Head),
-		gen_tcp:send(Socket, http_chunk:encode("<HTML><BODY>fo")),
-		gen_tcp:send(Socket, http_chunk:encode("obar</BODY></HTML>")),
+		Send(Socket, Head),
+		Send(Socket, http_chunk:encode("<HTML><BODY>fo")),
+		Send(Socket, http_chunk:encode("obar</BODY></HTML>")),
 		http_chunk:encode_last();
 	    "/cookie.html" ->
 		"HTTP/1.1 200 ok\r\n" ++
@@ -3142,20 +3338,20 @@ handle_http_msg({_, RelUri, _, {_, Headers}, Body}, Socket) ->
 	    "/once_chunked.html" ->
 		Head =  "HTTP/1.1 200 ok\r\n" ++
 		    "Transfer-Encoding:Chunked\r\n\r\n",
-		gen_tcp:send(Socket, Head),
-		gen_tcp:send(Socket, http_chunk:encode("<HTML><BODY>fo")),
-		gen_tcp:send(Socket, 
+		Send(Socket, Head),
+		Send(Socket, http_chunk:encode("<HTML><BODY>fo")),
+		Send(Socket, 
 			     http_chunk:encode("obar</BODY></HTML>")),
 		http_chunk:encode_last();
 	    "/once.html" ->
 		Head =  "HTTP/1.1 200 ok\r\n" ++
 		    "Content-Length:32\r\n\r\n", 
-		gen_tcp:send(Socket, Head), 
-		gen_tcp:send(Socket, "<HTML><BODY>fo"),
+		Send(Socket, Head), 
+		Send(Socket, "<HTML><BODY>fo"),
 		test_server:sleep(1000),
-		gen_tcp:send(Socket, "ob"),
+		Send(Socket, "ob"),
 		test_server:sleep(1000),
-		gen_tcp:send(Socket, "ar</BODY></HTML>");
+		Send(Socket, "ar</BODY></HTML>");
 	    "/invalid_http.html" ->
 		"HTTP/1.1 301\r\nDate:Sun, 09 Dec 2007 13:04:18 GMT\r\n" ++ 
 		    "Transfer-Encoding:chunked\r\n\r\n";
@@ -3178,9 +3374,9 @@ handle_http_msg({_, RelUri, _, {_, Headers}, Body}, Socket) ->
 	    ok;
 	close ->
 	    %% Nothing to send, just close
-	    gen_tcp:close(Socket);
+	    Close(Socket);
 	_ when is_list(Msg) orelse is_binary(Msg) ->
-	    gen_tcp:send(Socket, Msg)
+	    Send(Socket, Msg)
     end,
     tsp("handle_http_msg -> done"),
     NextRequest.
@@ -3316,3 +3512,4 @@ dummy_ssl_server_hang_loop(_) ->
 	stop ->
 	    ok
     end.
+
diff --git a/lib/inets/test/inets_test_lib.erl b/lib/inets/test/inets_test_lib.erl
index 6cedaf9638..c4b220dd2f 100644
--- a/lib/inets/test/inets_test_lib.erl
+++ b/lib/inets/test/inets_test_lib.erl
@@ -31,13 +31,22 @@
 -export([info/4, log/4, debug/4, print/4]).
 -export([check_body/1]).
 -export([millis/0, millis_diff/2, hours/1, minutes/1, seconds/1, sleep/1]).
--export([oscmd/1]).
+-export([oscmd/1, has_ipv6_support/0]).
 -export([non_pc_tc_maybe_skip/4, os_based_skip/1, skip/3, fail/3]).
 -export([flush/0]).
 -export([start_node/1, stop_node/1]).
 
 %% -- Misc os command and stuff
 
+has_ipv6_support() ->
+    {ok, Hostname} = inet:gethostname(),
+    case inet:getaddrs(Hostname, inet6) of
+	{ok, [Addr|_]} ->
+	    {ok, Addr};
+	_ ->
+	    undefined
+    end.
+
 oscmd(Cmd) ->
   string:strip(os:cmd(Cmd), right, $\n).
 
diff --git a/lib/inets/vsn.mk b/lib/inets/vsn.mk
index 2bb4d83c49..4abc1733d3 100644
--- a/lib/inets/vsn.mk
+++ b/lib/inets/vsn.mk
@@ -18,7 +18,7 @@
 # %CopyrightEnd%
 
 APPLICATION = inets
-INETS_VSN   = 5.6.1
+INETS_VSN   = 5.7
 PRE_VSN     =
 APP_VSN     = "$(APPLICATION)-$(INETS_VSN)$(PRE_VSN)"