| -module(oauth_rsa_sha1). |
| |
| -export([signature/2, verify/3]). |
| |
| -include_lib("public_key/include/public_key.hrl"). |
| |
| |
| signature(BaseString, PrivateKeyPath) -> |
| {ok, [Info]} = public_key:pem_to_der(PrivateKeyPath), |
| {ok, PrivateKey} = public_key:decode_private_key(Info), |
| base64:encode_to_string(public_key:sign(list_to_binary(BaseString), PrivateKey)). |
| |
| verify(Signature, BaseString, PublicKey) -> |
| public_key:verify_signature(to_binary(BaseString), sha, base64:decode(Signature), public_key(PublicKey)). |
| |
| to_binary(Term) when is_list(Term) -> |
| list_to_binary(Term); |
| to_binary(Term) when is_binary(Term) -> |
| Term. |
| |
| public_key(Path) when is_list(Path) -> |
| {ok, [{cert, DerCert, not_encrypted}]} = public_key:pem_to_der(Path), |
| {ok, Cert} = public_key:pkix_decode_cert(DerCert, otp), |
| public_key(Cert); |
| public_key(#'OTPCertificate'{tbsCertificate=Cert}) -> |
| public_key(Cert); |
| public_key(#'OTPTBSCertificate'{subjectPublicKeyInfo=Info}) -> |
| public_key(Info); |
| public_key(#'OTPSubjectPublicKeyInfo'{subjectPublicKey=Key}) -> |
| Key. |
