diff options
Diffstat (limited to 'lib/ssl/src')
| -rw-r--r-- | lib/ssl/src/ssl.erl | 12 | ||||
| -rw-r--r-- | lib/ssl/src/ssl_cipher.erl | 28 |
2 files changed, 38 insertions, 2 deletions
diff --git a/lib/ssl/src/ssl.erl b/lib/ssl/src/ssl.erl index a7b4ec2bf7..1e3b441e3c 100644 --- a/lib/ssl/src/ssl.erl +++ b/lib/ssl/src/ssl.erl @@ -55,7 +55,7 @@ format_error/1, renegotiate/1, prf/5, negotiated_protocol/1, connection_information/1, connection_information/2]). %% Misc --export([handle_options/2, tls_version/1, new_ssl_options/3]). +-export([handle_options/2, tls_version/1, new_ssl_options/3, suite_to_str/1]). -deprecated({ssl_accept, 1, eventually}). -deprecated({ssl_accept, 2, eventually}). @@ -772,6 +772,16 @@ tls_version({3, _} = Version) -> tls_version({254, _} = Version) -> dtls_v1:corresponding_tls_version(Version). + +%%-------------------------------------------------------------------- +-spec suite_to_str(ssl_cipher:erl_cipher_suite()) -> string(). +%% +%% Description: Return the string representation of a cipher suite. +%%-------------------------------------------------------------------- +suite_to_str(Cipher) -> + ssl_cipher:suite_to_str(Cipher). + + %%%-------------------------------------------------------------- %%% Internal functions %%%-------------------------------------------------------------------- diff --git a/lib/ssl/src/ssl_cipher.erl b/lib/ssl/src/ssl_cipher.erl index 3f8b9a8a9b..c5b5b76f05 100644 --- a/lib/ssl/src/ssl_cipher.erl +++ b/lib/ssl/src/ssl_cipher.erl @@ -43,7 +43,7 @@ filter/3, filter_suites/1, filter_suites/2, hash_algorithm/1, sign_algorithm/1, is_acceptable_hash/2, is_fallback/1, random_bytes/1, calc_mac_hash/4, - is_stream_ciphersuite/1]). + is_stream_ciphersuite/1, suite_to_str/1]). -export_type([cipher_suite/0, erl_cipher_suite/0, old_erl_cipher_suite/0, openssl_cipher_suite/0, @@ -1877,6 +1877,32 @@ suite(#{key_exchange := dhe_rsa, prf := sha256}) -> ?TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256. + +%%-------------------------------------------------------------------- +-spec suite_to_str(erl_cipher_suite()) -> string(). +%% +%% Description: Return the string representation of a cipher suite. +%%-------------------------------------------------------------------- +suite_to_str(#{key_exchange := null, + cipher := null, + mac := null, + prf := null}) -> + "TLS_EMPTY_RENEGOTIATION_INFO_SCSV"; +suite_to_str(#{key_exchange := Kex, + cipher := Cipher, + mac := aead, + prf := PRF}) -> + "TLS_" ++ string:to_upper(atom_to_list(Kex)) ++ + "_WITH_" ++ string:to_upper(atom_to_list(Cipher)) ++ + "_" ++ string:to_upper(atom_to_list(PRF)); +suite_to_str(#{key_exchange := Kex, + cipher := Cipher, + mac := Mac}) -> + "TLS_" ++ string:to_upper(atom_to_list(Kex)) ++ + "_WITH_" ++ string:to_upper(atom_to_list(Cipher)) ++ + "_" ++ string:to_upper(atom_to_list(Mac)). + + %%-------------------------------------------------------------------- -spec openssl_suite(openssl_cipher_suite()) -> cipher_suite(). %% |