diff options
| -rw-r--r-- | lib/ssl/src/ssl_handshake.erl | 3 | ||||
| -rw-r--r-- | lib/ssl/test/ssl_handshake_SUITE.erl | 8 |
2 files changed, 11 insertions, 0 deletions
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl index 0c9022b85d..07535e79b4 100644 --- a/lib/ssl/src/ssl_handshake.erl +++ b/lib/ssl/src/ssl_handshake.erl @@ -1733,6 +1733,9 @@ dec_hello_extensions(<<?UINT16(?EC_POINT_FORMATS_EXT), ?UINT16(Len), #ec_point_formats{ec_point_format_list = ECPointFormats}}); +dec_hello_extensions(<<?UINT16(?SNI_EXT), ?UINT16(Len), Rest/binary>>, Acc) when Len == 0 -> + dec_hello_extensions(Rest, Acc#hello_extensions{sni = ""}); %% Server may send an empy SNI + dec_hello_extensions(<<?UINT16(?SNI_EXT), ?UINT16(Len), ExtData:Len/binary, Rest/binary>>, Acc) -> <<?UINT16(_), NameList/binary>> = ExtData, diff --git a/lib/ssl/test/ssl_handshake_SUITE.erl b/lib/ssl/test/ssl_handshake_SUITE.erl index e5e942ce1b..8dca733526 100644 --- a/lib/ssl/test/ssl_handshake_SUITE.erl +++ b/lib/ssl/test/ssl_handshake_SUITE.erl @@ -39,6 +39,7 @@ all() -> [decode_hello_handshake, decode_unknown_hello_extension_correctly, encode_single_hello_sni_extension_correctly, decode_single_hello_sni_extension_correctly, + decode_empty_server_sni_correctly, select_proper_tls_1_2_rsa_default_hashsign]. %%-------------------------------------------------------------------- @@ -106,6 +107,13 @@ decode_single_hello_sni_extension_correctly(_Config) -> Decoded = ssl_handshake:decode_hello_extensions(SNI), Exts = Decoded. +decode_empty_server_sni_correctly(_Config) -> + Exts = #hello_extensions{sni = ""}, + SNI = <<?UINT16(?SNI_EXT),?UINT16(0)>>, + 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}), |