diff options
Diffstat (limited to 'lib/public_key/src/public_key.erl')
| -rw-r--r-- | lib/public_key/src/public_key.erl | 527 |
1 files changed, 348 insertions, 179 deletions
diff --git a/lib/public_key/src/public_key.erl b/lib/public_key/src/public_key.erl index 034126655c..d02df27a00 100644 --- a/lib/public_key/src/public_key.erl +++ b/lib/public_key/src/public_key.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2008-2017. All Rights Reserved. +%% Copyright Ericsson AB 2008-2018. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -49,6 +49,7 @@ pkix_normalize_name/1, pkix_path_validation/3, pkix_verify_hostname/2, pkix_verify_hostname/3, + pkix_verify_hostname_match_fun/1, ssh_decode/2, ssh_encode/2, ssh_hostkey_fingerprint/1, ssh_hostkey_fingerprint/2, ssh_curvename2oid/1, oid2ssh_curvename/1, @@ -65,19 +66,22 @@ -export_type([public_key/0, private_key/0, pem_entry/0, pki_asn1_type/0, asn1_type/0, ssh_file/0, der_encoded/0, - key_params/0, digest_type/0]). + key_params/0, digest_type/0, issuer_name/0, oid/0]). --type public_key() :: rsa_public_key() | dsa_public_key() | ec_public_key(). --type private_key() :: rsa_private_key() | dsa_private_key() | ec_private_key(). +-type public_key() :: rsa_public_key() | dsa_public_key() | ec_public_key() | ed_public_key() . +-type private_key() :: rsa_private_key() | dsa_private_key() | ec_private_key() | ed_private_key() . -type rsa_public_key() :: #'RSAPublicKey'{}. -type rsa_private_key() :: #'RSAPrivateKey'{}. -type dsa_private_key() :: #'DSAPrivateKey'{}. -type dsa_public_key() :: {integer(), #'Dss-Parms'{}}. -type ecpk_parameters() :: {ecParameters, #'ECParameters'{}} | {namedCurve, Oid::tuple()}. --type ecpk_parameters_api() :: ecpk_parameters() | #'ECParameters'{} | {namedCurve, Name::atom()}. +-type ecpk_parameters_api() :: ecpk_parameters() | #'ECParameters'{} | {namedCurve, Name::crypto:ec_named_curve()}. -type ec_public_key() :: {#'ECPoint'{}, ecpk_parameters_api()}. -type ec_private_key() :: #'ECPrivateKey'{}. +-type ed_public_key() :: {ed_pub, ed25519|ed448, Key::binary()}. +-type ed_private_key() :: {ed_pri, ed25519|ed448, Pub::binary(), Priv::binary()}. + -type key_params() :: #'DHParameter'{} | {namedCurve, oid()} | #'ECParameters'{} | {rsa, Size::integer(), PubExp::integer()}. -type der_encoded() :: binary(). @@ -87,28 +91,42 @@ 'CertificationRequest' | 'CertificateList' | 'ECPrivateKey' | 'EcpkParameters'. -type pem_entry() :: {pki_asn1_type(), - binary(), %% DER or Encrypted DER - not_encrypted | {Cipher :: string(), Salt :: binary()} | - {Cipher :: string(), #'PBES2-params'{}} | - {Cipher :: string(), {#'PBEParameter'{}, atom()}} %% hash type + der_or_encrypted_der(), + not_encrypted | cipher_info() }. +-type der_or_encrypted_der() :: binary(). +-type cipher_info() :: {cipher(), + cipher_info_params()} . +-type cipher() :: string() . % "RC2-CBC" | "DES-CBC" | "DES-EDE3-CBC", +-type cipher_info_params() :: salt() + | {#'PBEParameter'{}, digest_type()} + | #'PBES2-params'{} . + +-type salt() :: binary(). % crypto:strong_rand_bytes(8) +%% -type cipher_info() :: {Cipher :: string(), Salt :: binary()} | +%% {Cipher :: string(), #'PBES2-params'{}} | +%% {Cipher :: string(), {#'PBEParameter'{}, atom()}} %% hash type +%% . + -type asn1_type() :: atom(). %% see "OTP-PUB-KEY.hrl -type ssh_file() :: openssh_public_key | rfc4716_public_key | known_hosts | auth_keys. --type rsa_padding() :: 'rsa_pkcs1_padding' | 'rsa_pkcs1_oaep_padding' - | 'rsa_no_padding'. --type rsa_sign_padding() :: 'rsa_pkcs1_padding' | 'rsa_pkcs1_pss_padding'. --type public_crypt_options() :: [{rsa_pad, rsa_padding()}]. --type rsa_digest_type() :: 'md5' | 'ripemd160' | 'sha' | 'sha224' | 'sha256' | 'sha384' | 'sha512'. --type dss_digest_type() :: 'none' | 'sha' | 'sha224' | 'sha256' | 'sha384' | 'sha512'. %% None is for backwards compatibility --type ecdsa_digest_type() :: 'sha' | 'sha224' | 'sha256' | 'sha384' | 'sha512'. --type public_sign_options() :: [{rsa_pad, rsa_sign_padding()} | {rsa_pss_saltlen, integer()}]. --type digest_type() :: rsa_digest_type() | dss_digest_type() | ecdsa_digest_type(). +-type digest_type() :: none % None is for backwards compatibility + | sha1 % Backwards compatibility + | crypto:rsa_digest_type() + | crypto:dss_digest_type() + | crypto:ecdsa_digest_type(). -type crl_reason() :: unspecified | keyCompromise | cACompromise | affiliationChanged | superseded | cessationOfOperation | certificateHold | privilegeWithdrawn | aACompromise. -type oid() :: tuple(). -type chain_type() :: server_chain | client_chain. +-type issuer_id() :: {SerialNr::integer(), issuer_name()} . + +-type issuer_name() :: {rdnSequence,[#'AttributeTypeAndValue'{}]} . + + + -define(UINT32(X), X:32/unsigned-big-integer). -define(DER_NULL, <<5, 0>>). @@ -133,11 +151,11 @@ pem_encode(PemEntries) when is_list(PemEntries) -> iolist_to_binary(pubkey_pem:encode(PemEntries)). %%-------------------------------------------------------------------- --spec pem_entry_decode(pem_entry(), string()) -> term(). -% %% Description: Decodes a pem entry. pem_decode/1 returns a list of %% pem entries. %%-------------------------------------------------------------------- +-spec pem_entry_decode(PemEntry) -> term() when PemEntry :: pem_entry() . + pem_entry_decode({'SubjectPublicKeyInfo', Der, _}) -> {_, {'AlgorithmIdentifier', AlgId, Params}, Key0} = der_decode('SubjectPublicKeyInfo', Der), @@ -152,9 +170,14 @@ pem_entry_decode({'SubjectPublicKeyInfo', Der, _}) -> ECCParams = der_decode('EcpkParameters', Params), {#'ECPoint'{point = Key0}, ECCParams} end; +pem_entry_decode({{no_asn1,new_openssh}, Special, not_encrypted}) -> + ssh_decode(Special, new_openssh); pem_entry_decode({Asn1Type, Der, not_encrypted}) when is_atom(Asn1Type), is_binary(Der) -> der_decode(Asn1Type, Der). + +-spec pem_entry_decode(PemEntry, Password) -> term() when PemEntry :: pem_entry(), + Password :: string() . pem_entry_decode({Asn1Type, Der, not_encrypted}, _) when is_atom(Asn1Type), is_binary(Der) -> der_decode(Asn1Type, Der); @@ -180,11 +203,12 @@ pem_entry_decode({Asn1Type, CryptDer, {Cipher, Salt}} = PemEntry, %%-------------------------------------------------------------------- --spec pem_entry_encode(pki_asn1_type(), term()) -> 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. %%-------------------------------------------------------------------- +-spec pem_entry_encode(Asn1Type, Entity) -> pem_entry() when Asn1Type :: pki_asn1_type(), + Entity :: term() . + pem_entry_encode('SubjectPublicKeyInfo', Entity=#'RSAPublicKey'{}) -> Der = der_encode('RSAPublicKey', Entity), Spki = {'SubjectPublicKeyInfo', @@ -207,6 +231,13 @@ pem_entry_encode('SubjectPublicKeyInfo', pem_entry_encode(Asn1Type, Entity) when is_atom(Asn1Type) -> Der = der_encode(Asn1Type, Entity), {Asn1Type, Der, not_encrypted}. + +-spec pem_entry_encode(Asn1Type, Entity, InfoPwd) -> + pem_entry() when Asn1Type :: pki_asn1_type(), + Entity :: term(), + InfoPwd :: {CipherInfo,Password}, + CipherInfo :: cipher_info(), + Password :: string() . pem_entry_encode(Asn1Type, Entity, {{Cipher, #'PBES2-params'{}} = CipherInfo, Password}) when is_atom(Asn1Type) andalso is_list(Password) andalso @@ -228,7 +259,9 @@ pem_entry_encode(Asn1Type, Entity, {{Cipher, Salt} = CipherInfo, do_pem_entry_encode(Asn1Type, Entity, CipherInfo, Password). %%-------------------------------------------------------------------- --spec der_decode(asn1_type(), Der::binary()) -> term(). +-spec der_decode(Asn1Type, Der) -> Entity when Asn1Type :: asn1_type(), + Der :: binary(), + Entity :: term(). %% %% Description: Decodes a public key asn1 der encoded entity. %%-------------------------------------------------------------------- @@ -237,7 +270,7 @@ der_decode(Asn1Type, Der) when (Asn1Type == 'PrivateKeyInfo') or andalso is_binary(Der) -> try {ok, Decoded} = 'PKCS-FRAME':decode(Asn1Type, Der), - Decoded + der_priv_key_decode(Decoded) catch error:{badmatch, {error, _}} = Error -> erlang:error(Error) @@ -252,12 +285,47 @@ der_decode(Asn1Type, Der) when is_atom(Asn1Type), is_binary(Der) -> erlang:error(Error) end. -%%-------------------------------------------------------------------- --spec der_encode(asn1_type(), term()) -> Der::binary(). +der_priv_key_decode({'PrivateKeyInfo', v1, + {'PrivateKeyInfo_privateKeyAlgorithm', ?'id-ecPublicKey', {asn1_OPENTYPE, Parameters}}, PrivKey, _}) -> + EcPrivKey = der_decode('ECPrivateKey', PrivKey), + EcPrivKey#'ECPrivateKey'{parameters = der_decode('EcpkParameters', Parameters)}; +der_priv_key_decode({'PrivateKeyInfo', v1, + {'PrivateKeyInfo_privateKeyAlgorithm', ?'rsaEncryption', _}, PrivKey, _}) -> + der_decode('RSAPrivateKey', PrivKey); +der_priv_key_decode({'PrivateKeyInfo', v1, + {'PrivateKeyInfo_privateKeyAlgorithm', ?'id-dsa', {asn1_OPENTYPE, Parameters}}, PrivKey, _}) -> + {params, #'Dss-Parms'{p=P, q=Q, g=G}} = der_decode('DSAParams', Parameters), + X = der_decode('Prime-p', PrivKey), + #'DSAPrivateKey'{p=P, q=Q, g=G, x=X}; +der_priv_key_decode(PKCS8Key) -> + PKCS8Key. + +%%-------------------------------------------------------------------- +-spec der_encode(Asn1Type, Entity) -> Der when Asn1Type :: asn1_type(), + Entity :: term(), + Der :: binary() . %% %% Description: Encodes a public key entity with asn1 DER encoding. %%-------------------------------------------------------------------- -der_encode(Asn1Type, Entity) when (Asn1Type == 'PrivateKeyInfo') or + +der_encode('PrivateKeyInfo', #'DSAPrivateKey'{p=P, q=Q, g=G, x=X}) -> + der_encode('PrivateKeyInfo', + {'PrivateKeyInfo', v1, + {'PrivateKeyInfo_privateKeyAlgorithm', ?'id-dsa', + {asn1_OPENTYPE, der_encode('Dss-Parms', #'Dss-Parms'{p=P, q=Q, g=G})}}, + der_encode('Prime-p', X), asn1_NOVALUE}); +der_encode('PrivateKeyInfo', #'RSAPrivateKey'{} = PrivKey) -> + der_encode('PrivateKeyInfo', + {'PrivateKeyInfo', v1, + {'PrivateKeyInfo_privateKeyAlgorithm', ?'rsaEncryption', {asn1_OPENTYPE, ?DER_NULL}}, + der_encode('RSAPrivateKey', PrivKey), asn1_NOVALUE}); +der_encode('PrivateKeyInfo', #'ECPrivateKey'{parameters = Parameters} = PrivKey) -> + der_encode('PrivateKeyInfo', + {'PrivateKeyInfo', v1, + {'PrivateKeyInfo_privateKeyAlgorithm', ?'id-ecPublicKey', + {asn1_OPENTYPE, der_encode('EcpkParameters', Parameters)}}, + der_encode('ECPrivateKey', PrivKey#'ECPrivateKey'{parameters = asn1_NOVALUE}), asn1_NOVALUE}); +der_encode(Asn1Type, Entity) when (Asn1Type == 'PrivateKeyInfo') or (Asn1Type == 'EncryptedPrivateKeyInfo') -> try {ok, Encoded} = 'PKCS-FRAME':encode(Asn1Type, Entity), @@ -277,8 +345,10 @@ der_encode(Asn1Type, Entity) when is_atom(Asn1Type) -> end. %%-------------------------------------------------------------------- --spec pkix_decode_cert(Cert::binary(), plain | otp) -> - #'Certificate'{} | #'OTPCertificate'{}. +-spec pkix_decode_cert(Cert, Type) -> + #'Certificate'{} | #'OTPCertificate'{} + when Cert :: der_encoded(), + Type :: plain | otp . %% %% Description: Decodes an asn1 der encoded pkix certificate. The otp %% option will use the customized asn1 specification OTP-PKIX.asn1 for @@ -298,7 +368,11 @@ pkix_decode_cert(DerCert, otp) when is_binary(DerCert) -> end. %%-------------------------------------------------------------------- --spec pkix_encode(asn1_type(), term(), otp | plain) -> Der::binary(). +-spec pkix_encode(Asn1Type, Entity, Type) -> Der + when Asn1Type :: asn1_type(), + Entity :: term(), + Type :: otp | plain, + Der :: der_encoded() . %% %% Description: Der encodes a certificate or part of a certificate. %% This function must be used for encoding certificates or parts of certificates @@ -313,16 +387,21 @@ pkix_encode(Asn1Type, Term0, otp) when is_atom(Asn1Type) -> der_encode(Asn1Type, Term). %%-------------------------------------------------------------------- --spec decrypt_private(CipherText :: binary(), rsa_private_key()) -> - PlainText :: binary(). --spec decrypt_private(CipherText :: binary(), rsa_private_key(), - public_crypt_options()) -> PlainText :: binary(). %% %% Description: Public key decryption using the private key. %%-------------------------------------------------------------------- +-spec decrypt_private(CipherText, Key) -> + PlainText when CipherText :: binary(), + Key :: rsa_private_key(), + PlainText :: binary() . decrypt_private(CipherText, Key) -> decrypt_private(CipherText, Key, []). +-spec decrypt_private(CipherText, Key, Options) -> + PlainText when CipherText :: binary(), + Key :: rsa_private_key(), + Options :: crypto:pk_encrypt_decrypt_opts(), + PlainText :: binary() . decrypt_private(CipherText, #'RSAPrivateKey'{} = Key, Options) @@ -332,61 +411,69 @@ decrypt_private(CipherText, crypto:private_decrypt(rsa, CipherText, format_rsa_private_key(Key), Padding). %%-------------------------------------------------------------------- --spec decrypt_public(CipherText :: binary(), rsa_public_key() | rsa_private_key()) -> - PlainText :: binary(). --spec decrypt_public(CipherText :: binary(), rsa_public_key() | rsa_private_key(), - public_crypt_options()) -> PlainText :: binary(). -%% NOTE: The rsa_private_key() is not part of the documented API it is -%% here for testing purposes, in a real situation this is not a relevant -%% thing to do. -%% %% Description: Public key decryption using the public key. %%-------------------------------------------------------------------- +-spec decrypt_public(CipherText, Key) -> + PlainText + when CipherText :: binary(), + Key :: rsa_public_key(), + PlainText :: binary() . decrypt_public(CipherText, Key) -> decrypt_public(CipherText, Key, []). +-spec decrypt_public(CipherText, Key, Options) -> + PlainText + when CipherText :: binary(), + Key :: rsa_public_key(), + Options :: crypto:pk_encrypt_decrypt_opts(), + PlainText :: binary() . decrypt_public(CipherText, #'RSAPublicKey'{modulus = N, publicExponent = E}, Options) when is_binary(CipherText), is_list(Options) -> - decrypt_public(CipherText, N,E, Options); - -decrypt_public(CipherText,#'RSAPrivateKey'{modulus = N, publicExponent = E}, - Options) when is_binary(CipherText), is_list(Options) -> - decrypt_public(CipherText, N,E, Options). + Padding = proplists:get_value(rsa_pad, Options, rsa_pkcs1_padding), + crypto:public_decrypt(rsa, CipherText,[E, N], Padding). %%-------------------------------------------------------------------- --spec encrypt_public(PlainText :: binary(), rsa_public_key() | rsa_private_key()) -> - CipherText :: binary(). --spec encrypt_public(PlainText :: binary(), rsa_public_key() | rsa_private_key(), - public_crypt_options()) -> CipherText :: binary(). - -%% NOTE: The rsa_private_key() is not part of the documented API it is -%% here for testing purposes, in a real situation this is not a relevant -%% thing to do. -%% %% Description: Public key encryption using the public key. %%-------------------------------------------------------------------- +-spec encrypt_public(PlainText, Key) -> + CipherText + when PlainText :: binary(), + Key :: rsa_public_key(), + CipherText :: binary() . encrypt_public(PlainText, Key) -> encrypt_public(PlainText, Key, []). -encrypt_public(PlainText, #'RSAPublicKey'{modulus=N,publicExponent=E}, - Options) when is_binary(PlainText), is_list(Options) -> - encrypt_public(PlainText, N,E, Options); -encrypt_public(PlainText, #'RSAPrivateKey'{modulus=N,publicExponent=E}, +-spec encrypt_public(PlainText, Key, Options) -> + CipherText + when PlainText :: binary(), + Key :: rsa_public_key(), + Options :: crypto:pk_encrypt_decrypt_opts(), + CipherText :: binary() . +encrypt_public(PlainText, #'RSAPublicKey'{modulus=N,publicExponent=E}, Options) when is_binary(PlainText), is_list(Options) -> - encrypt_public(PlainText, N,E, Options). + Padding = proplists:get_value(rsa_pad, Options, rsa_pkcs1_padding), + crypto:public_encrypt(rsa, PlainText, [E,N], Padding). %%-------------------------------------------------------------------- --spec encrypt_private(PlainText :: binary(), rsa_private_key()) -> - CipherText :: binary(). --spec encrypt_private(PlainText :: binary(), rsa_private_key(), - public_crypt_options()) -> CipherText :: binary(). %% %% Description: Public key encryption using the private key. %%-------------------------------------------------------------------- +-spec encrypt_private(PlainText, Key) -> + CipherText + when PlainText :: binary(), + Key :: rsa_private_key(), + CipherText :: binary() . encrypt_private(PlainText, Key) -> encrypt_private(PlainText, Key, []). + +-spec encrypt_private(PlainText, Key, Options) -> + CipherText + when PlainText :: binary(), + Key :: rsa_private_key(), + Options :: crypto:pk_encrypt_decrypt_opts(), + CipherText :: binary() . encrypt_private(PlainText, #'RSAPrivateKey'{modulus = N, publicExponent = E, privateExponent = D} = Key, @@ -398,22 +485,42 @@ encrypt_private(PlainText, crypto:private_encrypt(rsa, PlainText, format_rsa_private_key(Key), Padding). %%-------------------------------------------------------------------- +%% Description: List available group sizes among the pre-computed dh groups +%%-------------------------------------------------------------------- +-spec dh_gex_group_sizes() -> [pos_integer()]. dh_gex_group_sizes() -> pubkey_ssh:dh_gex_group_sizes(). +%%-------------------------------------------------------------------- +%% Description: Select a precomputed group +%%-------------------------------------------------------------------- +-spec dh_gex_group(MinSize, SuggestedSize, MaxSize, Groups) -> + {ok,{Size,Group}} | {error,term()} + when MinSize :: pos_integer(), + SuggestedSize :: pos_integer(), + MaxSize :: pos_integer(), + Groups :: undefined | [{Size,[Group]}], + Size :: pos_integer(), + Group :: {G,P}, + G :: pos_integer(), + P :: pos_integer() . dh_gex_group(Min, N, Max, Groups) -> pubkey_ssh:dh_gex_group(Min, N, Max, Groups). %%-------------------------------------------------------------------- --spec generate_key(#'DHParameter'{}) -> - {Public::binary(), Private::binary()}; - (ecpk_parameters_api()) -> - #'ECPrivateKey'{}; - ({rsa, Size::pos_integer(), PubExp::pos_integer()}) -> - #'RSAPrivateKey'{}. - -%% Description: Generates a new keypair +%% Description: Generate a new key pair %%-------------------------------------------------------------------- +-spec generate_key(DHparams | ECparams | RSAparams) -> + DHkeys | ECkey | RSAkey + when DHparams :: #'DHParameter'{}, + DHkeys :: {PublicDH::binary(), PrivateDH::binary()}, + ECparams :: ecpk_parameters_api(), + ECkey :: #'ECPrivateKey'{}, + RSAparams :: {rsa, Size, PubExp}, + Size::pos_integer(), + PubExp::pos_integer(), + RSAkey :: #'RSAPrivateKey'{} . + generate_key(#'DHParameter'{prime = P, base = G}) -> crypto:generate_key(dh, [P, G]); generate_key({namedCurve, _} = Params) -> @@ -460,24 +567,34 @@ generate_key({rsa, ModulusSize, PublicExponent}) -> end. %%-------------------------------------------------------------------- --spec compute_key(#'ECPoint'{} , #'ECPrivateKey'{}) -> binary(). --spec compute_key(OthersKey ::binary(), MyKey::binary(), #'DHParameter'{}) -> binary(). %% Description: Compute shared secret %%-------------------------------------------------------------------- +-spec compute_key(OthersECDHkey, MyECDHkey) -> + SharedSecret + when OthersECDHkey :: #'ECPoint'{}, + MyECDHkey :: #'ECPrivateKey'{}, + SharedSecret :: binary(). compute_key(#'ECPoint'{point = Point}, #'ECPrivateKey'{privateKey = PrivKey, parameters = Param}) -> ECCurve = ec_curve_spec(Param), crypto:compute_key(ecdh, Point, PrivKey, ECCurve). +-spec compute_key(OthersDHkey, MyDHkey, DHparms) -> + SharedSecret + when OthersDHkey :: crypto:dh_public(), % Was: binary(), + MyDHkey :: crypto:dh_private(), % Was: binary(), + DHparms :: #'DHParameter'{}, + SharedSecret :: binary(). compute_key(PubKey, PrivKey, #'DHParameter'{prime = P, base = G}) -> crypto:compute_key(dh, PubKey, PrivKey, [P, G]). %%-------------------------------------------------------------------- --spec pkix_sign_types(SignatureAlg::oid()) -> - %% Relevant dsa digest type is subpart of rsa digest type - { DigestType :: rsa_digest_type(), - SignatureType :: rsa | dsa | ecdsa - }. +-spec pkix_sign_types(AlgorithmId) -> + {DigestType, SignatureType} + when AlgorithmId :: oid(), + %% Relevant dsa digest type is a subset of rsa_digest_type() + DigestType :: crypto:rsa_digest_type(), + SignatureType :: rsa | dsa | ecdsa . %% Description: %%-------------------------------------------------------------------- pkix_sign_types(?sha1WithRSAEncryption) -> @@ -498,6 +615,10 @@ pkix_sign_types(?'id-dsa-with-sha1') -> {sha, dsa}; pkix_sign_types(?'id-dsaWithSHA1') -> {sha, dsa}; +pkix_sign_types(?'id-dsa-with-sha224') -> + {sha224, dsa}; +pkix_sign_types(?'id-dsa-with-sha256') -> + {sha256, dsa}; pkix_sign_types(?'ecdsa-with-SHA1') -> {sha, ecdsa}; pkix_sign_types(?'ecdsa-with-SHA256') -> @@ -508,24 +629,24 @@ pkix_sign_types(?'ecdsa-with-SHA512') -> {sha512, ecdsa}. %%-------------------------------------------------------------------- --spec sign(binary() | {digest, binary()}, - rsa_digest_type() | dss_digest_type() | ecdsa_digest_type(), - rsa_private_key() | dsa_private_key() | ec_private_key() - ) -> Signature :: binary(). - --spec sign(binary() | {digest, binary()}, - rsa_digest_type() | dss_digest_type() | ecdsa_digest_type(), - rsa_private_key() | dsa_private_key() | ec_private_key(), - public_sign_options() - ) -> Signature :: binary(). - %% Description: Create digital signature. %%-------------------------------------------------------------------- +-spec sign(Msg, DigestType, Key) -> + Signature when Msg :: binary() | {digest,binary()}, + DigestType :: digest_type(), + Key :: private_key(), + Signature :: binary() . sign(DigestOrPlainText, DigestType, Key) -> sign(DigestOrPlainText, DigestType, Key, []). -%% Backwards compatible +-spec sign(Msg, DigestType, Key, Options) -> + Signature when Msg :: binary() | {digest,binary()}, + DigestType :: digest_type(), + Key :: private_key(), + Options :: crypto:pk_sign_verify_opts(), + Signature :: binary() . sign(Digest, none, Key = #'DSAPrivateKey'{}, Options) when is_binary(Digest) -> + %% Backwards compatible sign({digest, Digest}, sha, Key, Options); sign(DigestOrPlainText, DigestType, Key, Options) -> case format_sign_key(Key) of @@ -536,30 +657,26 @@ sign(DigestOrPlainText, DigestType, Key, Options) -> end. %%-------------------------------------------------------------------- --spec verify(binary() | {digest, binary()}, - rsa_digest_type() | dss_digest_type() | ecdsa_digest_type(), - Signature :: binary(), - rsa_public_key() | dsa_public_key() | ec_public_key() - | rsa_private_key() | dsa_private_key() | ec_private_key() - ) -> boolean(). - --spec verify(binary() | {digest, binary()}, - rsa_digest_type() | dss_digest_type() | ecdsa_digest_type(), - Signature :: binary(), - rsa_public_key() | dsa_public_key() | ec_public_key() - | rsa_private_key() | dsa_private_key() | ec_private_key(), - public_sign_options() - ) -> boolean(). - %% Description: Verifies a digital signature. %%-------------------------------------------------------------------- +-spec verify(Msg, DigestType, Signature, Key) -> + boolean() when Msg :: binary() | {digest, binary()}, + DigestType :: digest_type(), + Signature :: binary(), + Key :: public_key() . + verify(DigestOrPlainText, DigestType, Signature, Key) -> verify(DigestOrPlainText, DigestType, Signature, Key, []). -%% Backwards compatible +-spec verify(Msg, DigestType, Signature, Key, Options) -> + boolean() when Msg :: binary() | {digest, binary()}, + DigestType :: digest_type(), + Signature :: binary(), + Key :: public_key(), + Options :: crypto:pk_sign_verify_opts(). + verify(Digest, none, Signature, Key = {_, #'Dss-Parms'{}}, Options) when is_binary(Digest) -> - verify({digest, Digest}, sha, Signature, Key, Options); -verify(Digest, none, Signature, Key = #'DSAPrivateKey'{}, Options) when is_binary(Digest) -> + %% Backwards compatible verify({digest, Digest}, sha, Signature, Key, Options); verify(DigestOrPlainText, DigestType, Signature, Key, Options) when is_binary(Signature) -> case format_verify_key(Key) of @@ -574,8 +691,8 @@ verify(_,_,_,_,_) -> false. %%-------------------------------------------------------------------- --spec pkix_dist_point(der_encoded() | #'OTPCertificate'{}) -> - #'DistributionPoint'{}. +-spec pkix_dist_point(Cert) -> DistPoint when Cert :: der_encoded() | #'OTPCertificate'{}, + DistPoint :: #'DistributionPoint'{}. %% Description: Creates a distribution point for CRLs issued by the same issuer as <c>Cert</c>. %%-------------------------------------------------------------------- pkix_dist_point(OtpCert) when is_binary(OtpCert) -> @@ -598,8 +715,8 @@ pkix_dist_point(OtpCert) -> reasons = asn1_NOVALUE, distributionPoint = Point}. %%-------------------------------------------------------------------- --spec pkix_dist_points(der_encoded() | #'OTPCertificate'{}) -> - [#'DistributionPoint'{}]. +-spec pkix_dist_points(Cert) -> DistPoints when Cert :: der_encoded() | #'OTPCertificate'{}, + DistPoints :: [ #'DistributionPoint'{} ]. %% Description: Extracts distributionpoints specified in the certificates extensions. %%-------------------------------------------------------------------- pkix_dist_points(OtpCert) when is_binary(OtpCert) -> @@ -613,8 +730,10 @@ pkix_dist_points(OtpCert) -> [], Value). %%-------------------------------------------------------------------- --spec pkix_match_dist_point(der_encoded() | #'CertificateList'{}, - #'DistributionPoint'{}) -> boolean(). +-spec pkix_match_dist_point(CRL, DistPoint) -> + boolean() + when CRL :: der_encoded() | #'CertificateList'{}, + DistPoint :: #'DistributionPoint'{}. %% Description: Check whether the given distribution point matches %% the "issuing distribution point" of the CRL. %%-------------------------------------------------------------------- @@ -645,8 +764,9 @@ pkix_match_dist_point(#'CertificateList'{ end. %%-------------------------------------------------------------------- --spec pkix_sign(#'OTPTBSCertificate'{}, - rsa_private_key() | dsa_private_key() | ec_private_key()) -> Der::binary(). +-spec pkix_sign(Cert, Key) -> Der when Cert :: #'OTPTBSCertificate'{}, + Key :: private_key(), + Der :: der_encoded() . %% %% Description: Sign a pkix x.509 certificate. Returns the corresponding %% der encoded 'Certificate'{} @@ -665,8 +785,8 @@ pkix_sign(#'OTPTBSCertificate'{signature = pkix_encode('OTPCertificate', Cert, otp). %%-------------------------------------------------------------------- --spec pkix_verify(Cert::binary(), rsa_public_key()| - dsa_public_key() | ec_public_key()) -> boolean(). +-spec pkix_verify(Cert, Key) -> boolean() when Cert :: der_encoded(), + Key :: public_key() . %% %% Description: Verify pkix x.509 certificate signature. %%-------------------------------------------------------------------- @@ -686,7 +806,9 @@ pkix_verify(DerCert, Key = {#'ECPoint'{}, _}) verify(PlainText, DigestType, Signature, Key). %%-------------------------------------------------------------------- --spec pkix_crl_verify(CRL::binary() | #'CertificateList'{}, Cert::binary() | #'OTPCertificate'{}) -> boolean(). +-spec pkix_crl_verify(CRL, Cert) -> boolean() + when CRL :: der_encoded() | #'CertificateList'{}, + Cert :: der_encoded() | #'OTPCertificate'{} . %% %% Description: Verify that Cert is the CRL signer. %%-------------------------------------------------------------------- @@ -705,9 +827,12 @@ pkix_crl_verify(#'CertificateList'{} = CRL, #'OTPCertificate'{} = Cert) -> PublicKey, PublicKeyParams). %%-------------------------------------------------------------------- --spec pkix_is_issuer(Cert :: der_encoded()| #'OTPCertificate'{} | #'CertificateList'{}, - IssuerCert :: der_encoded()| - #'OTPCertificate'{}) -> boolean(). +-spec pkix_is_issuer(Cert, IssuerCert) -> + boolean() when Cert :: der_encoded() + | #'OTPCertificate'{} + | #'CertificateList'{}, + IssuerCert :: der_encoded() + | #'OTPCertificate'{} . %% %% Description: Checks if <IssuerCert> issued <Cert>. %%-------------------------------------------------------------------- @@ -727,7 +852,7 @@ pkix_is_issuer(#'CertificateList'{tbsCertList = TBSCRL}, pubkey_cert_records:transform(TBSCRL#'TBSCertList'.issuer, decode)). %%-------------------------------------------------------------------- --spec pkix_is_self_signed(Cert::binary()| #'OTPCertificate'{}) -> boolean(). +-spec pkix_is_self_signed(Cert) -> boolean() when Cert::der_encoded()| #'OTPCertificate'{}. %% %% Description: Checks if a Certificate is self signed. %%-------------------------------------------------------------------- @@ -738,7 +863,7 @@ pkix_is_self_signed(Cert) when is_binary(Cert) -> pkix_is_self_signed(OtpCert). %%-------------------------------------------------------------------- --spec pkix_is_fixed_dh_cert(Cert::binary()| #'OTPCertificate'{}) -> boolean(). +-spec pkix_is_fixed_dh_cert(Cert) -> boolean() when Cert::der_encoded()| #'OTPCertificate'{}. %% %% Description: Checks if a Certificate is a fixed Diffie-Hellman Cert. %%-------------------------------------------------------------------- @@ -749,13 +874,12 @@ pkix_is_fixed_dh_cert(Cert) when is_binary(Cert) -> pkix_is_fixed_dh_cert(OtpCert). %%-------------------------------------------------------------------- --spec pkix_issuer_id(Cert::binary()| #'OTPCertificate'{}, - IssuedBy :: self | other) -> - {ok, {SerialNr :: integer(), - Issuer :: {rdnSequence, - [#'AttributeTypeAndValue'{}]}}} - | {error, Reason :: term()}. -% +-spec pkix_issuer_id(Cert, IssuedBy) -> + {ok, issuer_id()} | {error, Reason} + when Cert::der_encoded()| #'OTPCertificate'{}, + IssuedBy :: self | other, + Reason :: term() . + %% Description: Returns the issuer id. %%-------------------------------------------------------------------- pkix_issuer_id(#'OTPCertificate'{} = OtpCert, Signed) when (Signed == self) or @@ -766,9 +890,9 @@ pkix_issuer_id(Cert, Signed) when is_binary(Cert) -> pkix_issuer_id(OtpCert, Signed). %%-------------------------------------------------------------------- --spec pkix_crl_issuer(CRL::binary()| #'CertificateList'{}) -> - {rdnSequence, - [#'AttributeTypeAndValue'{}]}. +-spec pkix_crl_issuer(CRL| #'CertificateList'{}) -> + Issuer when CRL :: der_encoded(), + Issuer :: issuer_name() . % %% Description: Returns the issuer. %%-------------------------------------------------------------------- @@ -779,10 +903,9 @@ pkix_crl_issuer(#'CertificateList'{} = CRL) -> CRL#'CertificateList'.tbsCertList#'TBSCertList'.issuer, decode). %%-------------------------------------------------------------------- --spec pkix_normalize_name({rdnSequence, - [#'AttributeTypeAndValue'{}]}) -> - {rdnSequence, - [#'AttributeTypeAndValue'{}]}. +-spec pkix_normalize_name(Issuer) -> Normalized + when Issuer :: issuer_name(), + Normalized :: issuer_name() . %% %% Description: Normalizes a issuer name so that it can be easily %% compared to another issuer name. @@ -793,7 +916,7 @@ pkix_normalize_name(Issuer) -> %%-------------------------------------------------------------------- -spec pkix_path_validation(Cert::binary()| #'OTPCertificate'{} | atom(), CertChain :: [binary()] , - Options :: proplists:proplist()) -> + Options :: [{atom(),term()}]) -> {ok, {PublicKeyInfo :: term(), PolicyTree :: term()}} | {error, {bad_cert, Reason :: term()}}. @@ -829,11 +952,19 @@ pkix_path_validation(#'OTPCertificate'{} = TrustedCert, CertChain, Options) path_validation(CertChain, ValidationState). %-------------------------------------------------------------------- --spec pkix_crls_validate(#'OTPCertificate'{}, - [{DP::#'DistributionPoint'{}, {DerCRL::binary(), CRL::#'CertificateList'{}}}], - Options :: proplists:proplist()) -> valid | {bad_cert, revocation_status_undetermined} | - {bad_cert, {revocation_status_undetermined, Reason::term()}} | - {bad_cert, {revoked, crl_reason()}}. +-spec pkix_crls_validate(OTPcertificate, DPandCRLs, Options) -> + CRLstatus when OTPcertificate :: #'OTPCertificate'{}, + DPandCRLs :: [DPandCRL], + DPandCRL :: {DP, {DerCRL, CRL}}, + DP :: #'DistributionPoint'{}, + DerCRL :: der_encoded(), + CRL :: #'CertificateList'{}, + Options :: [{atom(),term()}], + CRLstatus :: valid + | {bad_cert, BadCertReason}, + BadCertReason :: revocation_status_undetermined + | {revocation_status_undetermined, Reason::term()} + | {revoked, crl_reason()}. %% Description: Performs a CRL validation according to RFC 5280. %%-------------------------------------------------------------------- @@ -850,18 +981,31 @@ pkix_crls_validate(OtpCert, DPAndCRLs0, Options) -> Options, pubkey_crl:init_revokation_state()). %-------------------------------------------------------------------- --spec pkix_verify_hostname(Cert :: #'OTPCertificate'{} | binary(), - ReferenceIDs :: [{uri_id | dns_id | ip | srv_id | oid(), string()}]) -> boolean(). +-type referenceIDs() :: [referenceID()] . +-type referenceID() :: {uri_id | dns_id | ip | srv_id | oid(), string()} + | {ip, inet:ip_address()} . --spec pkix_verify_hostname(Cert :: #'OTPCertificate'{} | binary(), - ReferenceIDs :: [{uri_id | dns_id | ip | srv_id | oid(), string()}], - Options :: proplists:proplist()) -> boolean(). +-type high_level_alg() :: https . +-type match_fun() :: fun((ReferenceID::referenceID() | string(), + PresentedID::{atom()|oid(),string()}) -> match_fun_result() ) . +-type match_fun_result() :: boolean() | default . %% Description: Validates a hostname to RFC 6125 %%-------------------------------------------------------------------- +-spec pkix_verify_hostname(Cert, ReferenceIDs) -> boolean() + when Cert :: der_encoded() + | #'OTPCertificate'{}, + ReferenceIDs :: referenceIDs() . pkix_verify_hostname(Cert, ReferenceIDs) -> pkix_verify_hostname(Cert, ReferenceIDs, []). +-spec pkix_verify_hostname(Cert, ReferenceIDs, Options) -> + boolean() + when Cert :: der_encoded() + | #'OTPCertificate'{}, + ReferenceIDs :: referenceIDs(), + Options :: [{atom(),term()}] . + pkix_verify_hostname(BinCert, ReferenceIDs, Options) when is_binary(BinCert) -> pkix_verify_hostname(pkix_decode_cert(BinCert,otp), ReferenceIDs, Options); @@ -920,10 +1064,26 @@ pkix_verify_hostname(Cert = #'OTPCertificate'{tbsCertificate = TbsCert}, Referen end end. + +-spec pkix_verify_hostname_match_fun(high_level_alg()) -> match_fun() . + +pkix_verify_hostname_match_fun(https) -> + fun({dns_id,FQDN=[_|_]}, {dNSName,Name=[_|_]}) -> verify_hostname_match_wildcard(FQDN, Name); + (_, _) -> default + end. + %%-------------------------------------------------------------------- --spec ssh_decode(binary(), public_key | ssh_file()) -> [{public_key(), Attributes::list()}] - ; (binary(), ssh2_pubkey) -> public_key() - . +-spec ssh_decode(SshBin, Type) -> + Decoded + when SshBin :: binary(), + Type :: ssh2_pubkey | OtherType | InternalType, + OtherType :: public_key | ssh_file(), + InternalType :: new_openssh, + Decoded :: Decoded_ssh2_pubkey + | Decoded_OtherType, + Decoded_ssh2_pubkey :: public_key(), + Decoded_OtherType :: [{public_key(), Attributes}], + Attributes :: [{atom(),term()}] . %% %% Description: Decodes a ssh file-binary. In the case of know_hosts %% or auth_keys the binary may include one or more lines of the @@ -937,13 +1097,20 @@ ssh_decode(SshBin, Type) when is_binary(SshBin), Type == openssh_public_key; Type == auth_keys; Type == known_hosts; - Type == ssh2_pubkey -> + Type == ssh2_pubkey; + Type == new_openssh -> pubkey_ssh:decode(SshBin, Type). %%-------------------------------------------------------------------- --spec ssh_encode([{public_key(), Attributes::list()}], ssh_file()) -> binary() - ; (public_key(), ssh2_pubkey) -> binary() - . +-spec ssh_encode(InData, Type) -> + binary() + when Type :: ssh2_pubkey | OtherType, + OtherType :: public_key | ssh_file(), + InData :: InData_ssh2_pubkey | OtherInData, + InData_ssh2_pubkey :: public_key(), + OtherInData :: [{Key,Attributes}], + Key :: public_key(), + Attributes :: [{atom(),term()}] . %% %% Description: Encodes a list of ssh file entries (public keys and %% attributes) to a binary. Possible attributes depends on the file @@ -978,13 +1145,14 @@ oid2ssh_curvename(?'secp521r1') -> <<"nistp521">>. %%-------------------------------------------------------------------- -spec ssh_hostkey_fingerprint(public_key()) -> string(). --spec ssh_hostkey_fingerprint( digest_type(), public_key()) -> string() - ; ([digest_type()], public_key()) -> [string()] - . ssh_hostkey_fingerprint(Key) -> sshfp_string(md5, public_key:ssh_encode(Key,ssh2_pubkey) ). + +-spec ssh_hostkey_fingerprint( digest_type(), public_key()) -> string() + ; ([digest_type()], public_key()) -> [string()] + . ssh_hostkey_fingerprint(HashAlgs, Key) when is_list(HashAlgs) -> EncKey = public_key:ssh_encode(Key, ssh2_pubkey), [sshfp_full_string(HashAlg,EncKey) || HashAlg <- HashAlgs]; @@ -1022,8 +1190,7 @@ fp_fmt(b64, Bin) -> [lists:nth(C+1,B64Chars) || <<C:6>> <= <<Bin/binary,0:Padding>> ]. %%-------------------------------------------------------------------- --spec short_name_hash({rdnSequence, [#'AttributeTypeAndValue'{}]}) -> - string(). +-spec short_name_hash(Name) -> string() when Name :: issuer_name() . %% Description: Generates OpenSSL-style hash of a name. %%-------------------------------------------------------------------- @@ -1054,10 +1221,11 @@ pkix_test_data(#{} = Chain) -> pubkey_cert:gen_test_certs(maps:merge(Default, Chain)). %%-------------------------------------------------------------------- --spec pkix_test_root_cert( - Name :: string(), Opts :: [pubkey_cert:cert_opt()]) -> - pubkey_cert:test_root_cert(). - +-spec pkix_test_root_cert(Name, Options) -> + RootCert + when Name :: string(), + Options :: [{atom(),term()}], %[cert_opt()], + RootCert :: pubkey_cert:test_root_cert(). %% Description: Generates a root cert suitable for pkix_test_data/1 %%-------------------------------------------------------------------- @@ -1073,6 +1241,8 @@ format_sign_key(#'DSAPrivateKey'{p = P, q = Q, g = G, x = X}) -> {dss, [P, Q, G, X]}; format_sign_key(#'ECPrivateKey'{privateKey = PrivKey, parameters = Param}) -> {ecdsa, [PrivKey, ec_curve_spec(Param)]}; +format_sign_key({ed_pri, Curve, _Pub, Priv}) -> + {eddsa, [Priv,Curve]}; format_sign_key(_) -> badarg. @@ -1082,6 +1252,8 @@ format_verify_key({#'ECPoint'{point = Point}, Param}) -> {ecdsa, [Point, ec_curve_spec(Param)]}; format_verify_key({Key, #'Dss-Parms'{p = P, q = Q, g = G}}) -> {dss, [P, Q, G, Key]}; +format_verify_key({ed_pub, Curve, Key}) -> + {eddsa, [Key,Curve]}; %% Convert private keys to public keys format_verify_key(#'RSAPrivateKey'{modulus = Mod, publicExponent = Exp}) -> format_verify_key(#'RSAPublicKey'{modulus = Mod, publicExponent = Exp}); @@ -1103,14 +1275,6 @@ 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), - crypto:public_encrypt(rsa, PlainText, [E,N], Padding). - -decrypt_public(CipherText, N,E, Options) -> - Padding = proplists:get_value(rsa_pad, Options, rsa_pkcs1_padding), - crypto:public_decrypt(rsa, CipherText,[E, N], Padding). - path_validation([], #path_validation_state{working_public_key_algorithm = Algorithm, working_public_key = @@ -1456,7 +1620,7 @@ ascii_to_lower(String) -> verify_hostname_extract_fqdn_default({dns_id,S}) -> S; verify_hostname_extract_fqdn_default({uri_id,URI}) -> - {ok,{https,_,Host,_,_,_}} = http_uri:parse(URI), + #{scheme := "https", host := Host} = uri_string:normalize(URI, [return_map]), Host. @@ -1483,9 +1647,7 @@ verify_hostname_match_default(Ref, Pres) -> verify_hostname_match_default0(FQDN=[_|_], {cn,FQDN}) -> not lists:member($*, FQDN); verify_hostname_match_default0(FQDN=[_|_], {cn,Name=[_|_]}) -> - [F1|Fs] = string:tokens(FQDN, "."), - [N1|Ns] = string:tokens(Name, "."), - match_wild(F1,N1) andalso Fs==Ns; + verify_hostname_match_wildcard(FQDN, Name); verify_hostname_match_default0({dns_id,R}, {dNSName,P}) -> R==P; verify_hostname_match_default0({uri_id,R}, {uniformResourceIdentifier,P}) -> @@ -1520,6 +1682,13 @@ verify_hostname_match_default0({srv_id,R}, {?srvName_OID,P}) -> verify_hostname_match_default0(_, _) -> false. + +verify_hostname_match_wildcard(FQDN, Name) -> + [F1|Fs] = string:tokens(FQDN, "."), + [N1|Ns] = string:tokens(Name, "."), + match_wild(F1,N1) andalso Fs==Ns. + + ok({ok,X}) -> X. l16_to_tup(L) -> list_to_tuple(l16_to_tup(L, [])). |