diff options
Diffstat (limited to 'lib/public_key/src/public_key.erl')
| -rw-r--r-- | lib/public_key/src/public_key.erl | 102 |
1 files changed, 56 insertions, 46 deletions
diff --git a/lib/public_key/src/public_key.erl b/lib/public_key/src/public_key.erl index 33fcce2c44..753322b46d 100644 --- a/lib/public_key/src/public_key.erl +++ b/lib/public_key/src/public_key.erl @@ -45,13 +45,6 @@ ssh_decode/2, ssh_encode/2 ]). -%% Deprecated --export([decode_private_key/1, decode_private_key/2, pem_to_der/1]). - --deprecated({pem_to_der, 1, next_major_release}). --deprecated({decode_private_key, 1, next_major_release}). --deprecated({decode_private_key, 2, next_major_release}). - -type rsa_padding() :: 'rsa_pkcs1_padding' | 'rsa_pkcs1_oaep_padding' | 'rsa_no_padding'. -type public_crypt_options() :: [{rsa_pad, rsa_padding()}]. @@ -104,22 +97,23 @@ pem_entry_decode({Asn1Type, Der, not_encrypted}) when is_atom(Asn1Type), pem_entry_decode({Asn1Type, Der, not_encrypted}, _) when is_atom(Asn1Type), is_binary(Der) -> der_decode(Asn1Type, Der); +pem_entry_decode({Asn1Type, CryptDer, {Cipher, #'PBES2-params'{}}} = PemEntry, + Password) when is_atom(Asn1Type) andalso + is_binary(CryptDer) andalso + is_list(Cipher) -> + do_pem_entry_decode(PemEntry, Password); pem_entry_decode({Asn1Type, CryptDer, {Cipher, Salt}} = PemEntry, - Password) when is_atom(Asn1Type), - is_binary(CryptDer), - is_list(Cipher), - is_binary(Salt), - erlang:byte_size(Salt) == 8 - -> - Der = pubkey_pem:decipher(PemEntry, Password), - der_decode(Asn1Type, Der). + Password) when is_atom(Asn1Type) andalso + is_binary(CryptDer) andalso + is_list(Cipher) andalso + is_binary(Salt) andalso + erlang:byte_size(Salt) == 8 -> + do_pem_entry_decode(PemEntry, Password). %%-------------------------------------------------------------------- -spec pem_entry_encode(pki_asn1_type(), term()) -> pem_entry(). --spec pem_entry_encode(pki_asn1_type(), term(), - {{Cipher :: string(), Salt :: binary()}, string()}) -> - pem_entry(). -% +-spec pem_entry_encode(pki_asn1_type(), term(), term()) -> pem_entry(). +%% %% Description: Creates a pem entry that can be feed to pem_encode/1. %%-------------------------------------------------------------------- pem_entry_encode('SubjectPublicKeyInfo', Entity=#'RSAPublicKey'{}) -> @@ -137,21 +131,36 @@ pem_entry_encode('SubjectPublicKeyInfo', pem_entry_encode(Asn1Type, Entity) when is_atom(Asn1Type) -> Der = der_encode(Asn1Type, Entity), {Asn1Type, Der, not_encrypted}. -pem_entry_encode(Asn1Type, Entity, - {{Cipher, Salt}= CipherInfo, Password}) when is_atom(Asn1Type), - is_list(Cipher), - is_binary(Salt), - erlang:byte_size(Salt) == 8, - is_list(Password)-> - Der = der_encode(Asn1Type, Entity), - DecryptDer = pubkey_pem:cipher(Der, CipherInfo, Password), - {Asn1Type, DecryptDer, CipherInfo}. - +pem_entry_encode(Asn1Type, Entity, {{Cipher, #'PBES2-params'{}} = CipherInfo, + Password}) when is_atom(Asn1Type) andalso + is_list(Password) andalso + is_list(Cipher) -> + do_pem_entry_encode(Asn1Type, Entity, CipherInfo, Password); + +pem_entry_encode(Asn1Type, Entity, {{Cipher, Salt} = CipherInfo, + Password}) when is_atom(Asn1Type) andalso + is_list(Password) andalso + is_list(Cipher) andalso + is_binary(Salt) andalso + erlang:byte_size(Salt) == 8 -> + do_pem_entry_encode(Asn1Type, Entity, CipherInfo, Password). + %%-------------------------------------------------------------------- -spec der_decode(asn1_type(), Der::binary()) -> term(). %% %% Description: Decodes a public key asn1 der encoded entity. %%-------------------------------------------------------------------- +der_decode(Asn1Type, Der) when (Asn1Type == 'PrivateKeyInfo') or + (Asn1Type == 'EncryptedPrivateKeyInfo') + andalso is_binary(Der) -> + try + {ok, Decoded} = 'PKCS-FRAME':decode(Asn1Type, Der), + Decoded + catch + error:{badmatch, {error, _}} = Error -> + erlang:error(Error) + end; + der_decode(Asn1Type, Der) when is_atom(Asn1Type), is_binary(Der) -> try {ok, Decoded} = 'OTP-PUB-KEY':decode(Asn1Type, Der), @@ -166,6 +175,16 @@ der_decode(Asn1Type, Der) when is_atom(Asn1Type), is_binary(Der) -> %% %% Description: Encodes a public key entity with asn1 DER encoding. %%-------------------------------------------------------------------- +der_encode(Asn1Type, Entity) when (Asn1Type == 'PrivateKeyInfo') or + (Asn1Type == 'EncryptedPrivateKeyInfo') -> + try + {ok, Encoded} = 'PKCS-FRAME':encode(Asn1Type, Entity), + iolist_to_binary(Encoded) + catch + error:{badmatch, {error, _}} = Error -> + erlang:error(Error) + end; + der_encode(Asn1Type, Entity) when is_atom(Asn1Type) -> try {ok, Encoded} = 'OTP-PUB-KEY':encode(Asn1Type, Entity), @@ -535,6 +554,14 @@ ssh_encode(Entries, Type) when is_list(Entries), %%-------------------------------------------------------------------- %%% Internal functions %%-------------------------------------------------------------------- +do_pem_entry_encode(Asn1Type, Entity, CipherInfo, Password) -> + Der = der_encode(Asn1Type, Entity), + DecryptDer = pubkey_pem:cipher(Der, CipherInfo, Password), + {Asn1Type, DecryptDer, CipherInfo}. + +do_pem_entry_decode({Asn1Type,_, _} = PemEntry, Password) -> + Der = pubkey_pem:decipher(PemEntry, Password), + der_decode(Asn1Type, Der). encrypt_public(PlainText, N, E, Options)-> Padding = proplists:get_value(rsa_pad, Options, rsa_pkcs1_padding), @@ -632,20 +659,3 @@ validate(DerCert, #path_validation_state{working_issuer_name = Issuer, sized_binary(Binary) -> Size = size(Binary), <<?UINT32(Size), Binary/binary>>. - -%%-------------------------------------------------------------------- -%%% Deprecated functions -%%-------------------------------------------------------------------- -pem_to_der(CertSource) -> - {ok, Bin} = file:read_file(CertSource), - {ok, pubkey_pem:decode(Bin)}. - -decode_private_key(KeyInfo) -> - decode_private_key(KeyInfo, no_passwd). - -decode_private_key(KeyInfo = {'RSAPrivateKey', _, _}, Password) -> - DerEncoded = pubkey_pem:decode_key(KeyInfo, Password), - 'OTP-PUB-KEY':decode('RSAPrivateKey', DerEncoded); -decode_private_key(KeyInfo = {'DSAPrivateKey', _, _}, Password) -> - DerEncoded = pubkey_pem:decode_key(KeyInfo, Password), - 'OTP-PUB-KEY':decode('DSAPrivateKey', DerEncoded). |