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-rw-r--r--lib/ssl/src/dtls_handshake.erl19
1 files changed, 10 insertions, 9 deletions
diff --git a/lib/ssl/src/dtls_handshake.erl b/lib/ssl/src/dtls_handshake.erl
index 6e9bf99e52..8e749e65b8 100644
--- a/lib/ssl/src/dtls_handshake.erl
+++ b/lib/ssl/src/dtls_handshake.erl
@@ -79,7 +79,7 @@ client_hello(Host, Port, Cookie, ConnectionStates,
Extensions = ssl_handshake:client_hello_extensions(TLSVersion, CipherSuites,
SslOpts, ConnectionStates,
- Renegotiation),
+ Renegotiation, undefined),
Id = ssl_session:client_id({Host, Port, SslOpts}, Cache, CacheCb, OwnCert),
#client_hello{session_id = Id,
@@ -169,10 +169,7 @@ handle_client_hello(Version,
cipher_suites = CipherSuites,
compression_methods = Compressions,
random = Random,
- extensions =
- #hello_extensions{elliptic_curves = Curves,
- signature_algs = ClientHashSigns}
- = HelloExt},
+ extensions = HelloExt},
#ssl_options{versions = Versions,
signature_algs = SupportedHashSigns,
eccs = SupportedECCs,
@@ -181,6 +178,8 @@ handle_client_hello(Version,
Renegotiation) ->
case dtls_record:is_acceptable_version(Version, Versions) of
true ->
+ Curves = maps:get(elliptic_curves, HelloExt, undefined),
+ ClientHashSigns = maps:get(signature_algs, HelloExt, undefined),
TLSVersion = dtls_v1:corresponding_tls_version(Version),
AvailableHashSigns = ssl_handshake:available_signature_algs(
ClientHashSigns, SupportedHashSigns, Cert,TLSVersion),
@@ -195,7 +194,7 @@ handle_client_hello(Version,
?ALERT_REC(?FATAL, ?INSUFFICIENT_SECURITY);
_ ->
#{key_exchange := KeyExAlg} = ssl_cipher_format:suite_definition(CipherSuite),
- case ssl_handshake:select_hashsign(ClientHashSigns, Cert, KeyExAlg,
+ case ssl_handshake:select_hashsign({ClientHashSigns, undefined}, Cert, KeyExAlg,
SupportedHashSigns, TLSVersion) of
#alert{} = Alert ->
Alert;
@@ -332,7 +331,7 @@ decode_handshake(Version, <<?BYTE(Type), Bin/binary>>) ->
decode_handshake(_, ?HELLO_REQUEST, <<>>) ->
#hello_request{};
-decode_handshake(_Version, ?CLIENT_HELLO, <<?UINT24(_), ?UINT16(_),
+decode_handshake(Version, ?CLIENT_HELLO, <<?UINT24(_), ?UINT16(_),
?UINT24(_), ?UINT24(_),
?BYTE(Major), ?BYTE(Minor), Random:32/binary,
?BYTE(SID_length), Session_ID:SID_length/binary,
@@ -340,8 +339,10 @@ decode_handshake(_Version, ?CLIENT_HELLO, <<?UINT24(_), ?UINT16(_),
?UINT16(Cs_length), CipherSuites:Cs_length/binary,
?BYTE(Cm_length), Comp_methods:Cm_length/binary,
Extensions/binary>>) ->
-
- DecodedExtensions = ssl_handshake:decode_hello_extensions({client, Extensions}),
+ TLSVersion = dtls_v1:corresponding_tls_version(Version),
+ LegacyVersion = dtls_v1:corresponding_tls_version({Major, Minor}),
+ Exts = ssl_handshake:decode_vector(Extensions),
+ DecodedExtensions = ssl_handshake:decode_hello_extensions(Exts, TLSVersion, LegacyVersion, client),
#client_hello{
client_version = {Major,Minor},