%% %% %CopyrightBegin% %% %% Copyright Ericsson AB 2008-2014. 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 %% compliance with the License. You should have received a copy of the %% Erlang Public License along with this software. If not, it can be %% retrieved online at http://www.erlang.org/. %% %% Software distributed under the License is distributed on an "AS IS" %% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See %% the License for the specific language governing rights and limitations %% under the License. %% %% %CopyrightEnd% %% %% -module(ssl_handshake_SUITE). -compile(export_all). -include_lib("common_test/include/ct.hrl"). -include("ssl_internal.hrl"). -include("tls_handshake.hrl"). -include_lib("public_key/include/public_key.hrl"). %%-------------------------------------------------------------------- %% Common Test interface functions ----------------------------------- %%-------------------------------------------------------------------- suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [decode_hello_handshake, decode_single_hello_extension_correctly, decode_supported_elliptic_curves_hello_extension_correctly, decode_unknown_hello_extension_correctly, encode_single_hello_sni_extension_correctly, decode_single_hello_sni_extension_correctly, select_proper_tls_1_2_rsa_default_hashsign]. %%-------------------------------------------------------------------- %% Test Cases -------------------------------------------------------- %%-------------------------------------------------------------------- decode_hello_handshake(_Config) -> HelloPacket = <<16#02, 16#00, 16#00, 16#44, 16#03, 16#03, 16#4e, 16#7f, 16#c1, 16#03, 16#35, 16#c2, 16#07, 16#b9, 16#4a, 16#58, 16#af, 16#34, 16#07, 16#a6, 16#7e, 16#ef, 16#52, 16#cb, 16#e0, 16#ea, 16#b7, 16#aa, 16#47, 16#c8, 16#c2, 16#2c, 16#66, 16#fa, 16#f8, 16#09, 16#42, 16#cf, 16#00, 16#c0, 16#30, 16#00, 16#00, 16#1c, 16#00, 16#0b, 16#00, 16#04, 16#03, 16#00, 16#01, 16#02, % ec_point_formats 16#ff, 16#01, 16#00, 16#01, 16#00, %% renegotiate 16#00, 16#23, 16#00, 16#00, 16#33, 16#74, 16#00, 16#07, 16#06, 16#73, 16#70, 16#64, 16#79, 16#2f, 16#32>>, Version = {3, 0}, {Records, _Buffer} = tls_handshake:get_tls_handshake(Version, HelloPacket, <<>>), {Hello, _Data} = hd(Records), #renegotiation_info{renegotiated_connection = <<0>>} = (Hello#server_hello.extensions)#hello_extensions.renegotiation_info. decode_single_hello_extension_correctly(_Config) -> Renegotiation = <>, Extensions = ssl_handshake:decode_hello_extensions(Renegotiation), #renegotiation_info{renegotiated_connection = <<0>>} = Extensions#hello_extensions.renegotiation_info. decode_supported_elliptic_curves_hello_extension_correctly(_Config) -> % List of supported and unsupported curves (RFC4492:S5.1.1) ClientEllipticCurves = [0, tls_v1:oid_to_enum(?sect233k1), 37, tls_v1:oid_to_enum(?sect193r2), 16#badc], % Construct extension binary - modified version of ssl_handshake:encode_hello_extensions([#elliptic_curves{}], _) EllipticCurveList = << <> || X <- ClientEllipticCurves>>, ListLen = byte_size(EllipticCurveList), Len = ListLen + 2, Extension = <>, % after decoding we should see only valid curves #hello_extensions{elliptic_curves = DecodedCurves} = ssl_handshake:decode_hello_extensions(Extension), #elliptic_curves{elliptic_curve_list = [?sect233k1, ?sect193r2]} = DecodedCurves. decode_unknown_hello_extension_correctly(_Config) -> FourByteUnknown = <<16#CA,16#FE, ?UINT16(4), 3, 0, 1, 2>>, Renegotiation = <>, Extensions = ssl_handshake:decode_hello_extensions(<>), #renegotiation_info{renegotiated_connection = <<0>>} = Extensions#hello_extensions.renegotiation_info. encode_single_hello_sni_extension_correctly(_Config) -> Exts = #hello_extensions{sni = #sni{hostname = "test.com"}}, SNI = <<16#00, 16#00, 16#00, 16#0d, 16#00, 16#0b, 16#00, 16#00, 16#08, $t, $e, $s, $t, $., $c, $o, $m>>, ExtSize = byte_size(SNI), HelloExt = <>, Encoded = ssl_handshake:encode_hello_extensions(Exts), HelloExt = Encoded. decode_single_hello_sni_extension_correctly(_Config) -> Exts = #hello_extensions{sni = #sni{hostname = "test.com"}}, SNI = <<16#00, 16#00, 16#00, 16#0d, 16#00, 16#0b, 16#00, 16#00, 16#08, $t, $e, $s, $t, $., $c, $o, $m>>, Decoded = ssl_handshake:decode_hello_extensions(SNI), Exts = Decoded. select_proper_tls_1_2_rsa_default_hashsign(_Config) -> % RFC 5246 section 7.4.1.4.1 tells to use {sha1,rsa} as default signature_algorithm for RSA key exchanges {sha, rsa} = ssl_handshake:select_hashsign_algs(undefined, ?rsaEncryption, {3,3}), % Older versions use MD5/SHA1 combination {md5sha, rsa} = ssl_handshake:select_hashsign_algs(undefined, ?rsaEncryption, {3,2}), {md5sha, rsa} = ssl_handshake:select_hashsign_algs(undefined, ?rsaEncryption, {3,0}).