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-rw-r--r--lib/ssl/src/ssl.erl9
-rw-r--r--lib/ssl/src/ssl_connection.erl17
-rw-r--r--lib/ssl/src/ssl_handshake.erl21
-rw-r--r--lib/ssl/src/ssl_record.erl12
4 files changed, 36 insertions, 23 deletions
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl
index 0ba59cede2..fc06b5f1b0 100644
--- a/lib/ssl/src/ssl.erl
+++ b/lib/ssl/src/ssl.erl
@@ -612,8 +612,15 @@ handle_options(Opts0, _Role) ->
CertFile = handle_option(certfile, Opts, <<>>),
+ Versions = case handle_option(versions, Opts, []) of
+ [] ->
+ ssl_record:supported_protocol_versions();
+ Vsns ->
+ [ssl_record:protocol_version(Vsn) || Vsn <- Vsns]
+ end,
+
SSLOptions = #ssl_options{
- versions = handle_option(versions, Opts, []),
+ versions = Versions,
verify = validate_option(verify, Verify),
verify_fun = VerifyFun,
fail_if_no_peer_cert = FailIfNoPeerCert,
diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index 8f4fd88d42..4d29ecce7a 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -73,7 +73,6 @@
session_cache, %
session_cache_cb, %
negotiated_version, % tls_version()
- supported_protocol_versions, % [atom()]
client_certificate_requested = false,
key_algorithm, % atom as defined by cipher_suite
hashsign_algorithm, % atom as defined by cipher_suite
@@ -472,6 +471,13 @@ abbreviated(#finished{verify_data = Data} = Finished,
handle_own_alert(Alert, Version, abbreviated, State)
end;
+%% only allowed to send next_protocol message after change cipher spec
+%% & before finished message and it is not allowed during renegotiation
+abbreviated(#next_protocol{selected_protocol = SelectedProtocol},
+ #state{role = server, expecting_next_protocol_negotiation = true} = State0) ->
+ {Record, State} = next_record(State0#state{next_protocol = SelectedProtocol}),
+ next_state(abbreviated, abbreviated, Record, State);
+
abbreviated(timeout, State) ->
{ next_state, abbreviated, State, hibernate };
@@ -656,11 +662,10 @@ cipher(#certificate_verify{signature = Signature, hashsign_algorithm = CertHashS
handle_own_alert(Alert, Version, cipher, State0)
end;
-% client must send a next protocol message if we are expecting it
+%% client must send a next protocol message if we are expecting it
cipher(#finished{}, #state{role = server, expecting_next_protocol_negotiation = true,
next_protocol = undefined, negotiated_version = Version} = State0) ->
- handle_own_alert(?ALERT_REC(?FATAL,?UNEXPECTED_MESSAGE), Version, cipher, State0),
- {stop, normal, State0};
+ handle_own_alert(?ALERT_REC(?FATAL,?UNEXPECTED_MESSAGE), Version, cipher, State0);
cipher(#finished{verify_data = Data} = Finished,
#state{negotiated_version = Version,
@@ -682,8 +687,8 @@ cipher(#finished{verify_data = Data} = Finished,
handle_own_alert(Alert, Version, cipher, State)
end;
-% only allowed to send next_protocol message after change cipher spec
-% & before finished message and it is not allowed during renegotiation
+%% only allowed to send next_protocol message after change cipher spec
+%% & before finished message and it is not allowed during renegotiation
cipher(#next_protocol{selected_protocol = SelectedProtocol},
#state{role = server, expecting_next_protocol_negotiation = true} = State0) ->
{Record, State} = next_record(State0#state{next_protocol = SelectedProtocol}),
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl
index 1929370991..889d310ca8 100644
--- a/lib/ssl/src/ssl_handshake.erl
+++ b/lib/ssl/src/ssl_handshake.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2012. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2013. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -61,11 +61,7 @@ client_hello(Host, Port, ConnectionStates,
ciphers = UserSuites
} = SslOpts,
Cache, CacheCb, Renegotiation, OwnCert) ->
-
- Fun = fun(Version) ->
- ssl_record:protocol_version(Version)
- end,
- Version = ssl_record:highest_protocol_version(lists:map(Fun, Versions)),
+ Version = ssl_record:highest_protocol_version(Versions),
Pending = ssl_record:pending_connection_state(ConnectionStates, read),
SecParams = Pending#connection_state.security_parameters,
Ciphers = available_suites(UserSuites, Version),
@@ -139,10 +135,11 @@ hello(#server_hello{cipher_suite = CipherSuite, server_version = Version,
compression_method = Compression, random = Random,
session_id = SessionId, renegotiation_info = Info,
hash_signs = _HashSigns} = Hello,
- #ssl_options{secure_renegotiate = SecureRenegotation, next_protocol_selector = NextProtocolSelector},
+ #ssl_options{secure_renegotiate = SecureRenegotation, next_protocol_selector = NextProtocolSelector,
+ versions = SupportedVersions},
ConnectionStates0, Renegotiation) ->
%%TODO: select hash and signature algorigthm
- case ssl_record:is_acceptable_version(Version) of
+ case ssl_record:is_acceptable_version(Version, SupportedVersions) of
true ->
case handle_renegotiation_info(client, Info, ConnectionStates0,
Renegotiation, SecureRenegotation, []) of
@@ -171,7 +168,7 @@ hello(#client_hello{client_version = ClientVersion, random = Random,
{Port, Session0, Cache, CacheCb, ConnectionStates0, Cert}, Renegotiation) ->
%% TODO: select hash and signature algorithm
Version = select_version(ClientVersion, Versions),
- case ssl_record:is_acceptable_version(Version) of
+ case ssl_record:is_acceptable_version(Version, Versions) of
true ->
{Type, #session{cipher_suite = CipherSuite,
compression_method = Compression} = Session}
@@ -869,11 +866,7 @@ hello_security_parameters(server, Version, ConnectionState, CipherSuite, Random,
}.
select_version(ClientVersion, Versions) ->
- Fun = fun(Version) ->
- ssl_record:protocol_version(Version)
- end,
- ServerVersion = ssl_record:highest_protocol_version(lists:map(Fun,
- Versions)),
+ ServerVersion = ssl_record:highest_protocol_version(Versions),
ssl_record:lowest_protocol_version(ClientVersion, ServerVersion).
select_cipher_suite([], _) ->
diff --git a/lib/ssl/src/ssl_record.erl b/lib/ssl/src/ssl_record.erl
index 173b9611c6..26aca56739 100644
--- a/lib/ssl/src/ssl_record.erl
+++ b/lib/ssl/src/ssl_record.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2012. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2013. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -56,7 +56,7 @@
%% Misc.
-export([protocol_version/1, lowest_protocol_version/2,
highest_protocol_version/1, supported_protocol_versions/0,
- is_acceptable_version/1]).
+ is_acceptable_version/1, is_acceptable_version/2]).
-export([compressions/0]).
@@ -475,8 +475,10 @@ supported_protocol_versions([_|_] = Vsns) ->
%%--------------------------------------------------------------------
-spec is_acceptable_version(tls_version()) -> boolean().
+-spec is_acceptable_version(tls_version(), Supported :: [tls_version()]) -> boolean().
%%
%% Description: ssl version 2 is not acceptable security risks are too big.
+%%
%%--------------------------------------------------------------------
is_acceptable_version({N,_})
when N >= ?LOWEST_MAJOR_SUPPORTED_VERSION ->
@@ -484,6 +486,12 @@ is_acceptable_version({N,_})
is_acceptable_version(_) ->
false.
+is_acceptable_version({N,_} = Version, Versions)
+ when N >= ?LOWEST_MAJOR_SUPPORTED_VERSION ->
+ lists:member(Version, Versions);
+is_acceptable_version(_,_) ->
+ false.
+
%%--------------------------------------------------------------------
-spec compressions() -> [binary()].
%%