/**
* Create a new PemReader with a password finder
*
* @param reader the Reader
* @param pFinder the password finder
*/
public PemReader(
TextReader reader,
IPasswordFinder pFinder)
: base(reader)
{
this.pFinder = pFinder;
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Sawtooth.Sdk.Client.Signer"/> class from a PEM data stream
/// </summary>
/// <param name="pemStream">Pem stream.</param>
/// <param name="passwordFinder">Password finder.</param>
public Signer(Stream pemStream, IPasswordFinder passwordFinder = null)
{
var pemReader = new PemReader(new StreamReader(pemStream), passwordFinder);
var KeyParameter = (AsymmetricCipherKeyPair)pemReader.ReadObject();
PrivateKey = (ECPrivateKeyParameters)KeyParameter.Private;
}
private (string certificate, string key) TransformPfx(IPasswordFinder passwordFinder)
{
var certOutput = new StringWriter();
var keyOutput = new StringWriter();
using (var input = File.OpenRead(CertificatePath))
{
var certWriter = new PemWriter(certOutput);
var keyWriter = new PemWriter(keyOutput);
var store = new Pkcs12Store(input, passwordFinder.GetPassword());
foreach (string alias in store.Aliases)
{
var cert = store.GetCertificate(alias);
if (cert != null)
{
certWriter.WriteObject(cert.Certificate);
}
var key = store.GetKey(alias);
if (key != null && key.Key.IsPrivate)
{
keyWriter.WriteObject(key.Key);
}
}
}
return(certOutput.ToString(), keyOutput.ToString());
}
/**
* Create a new PemReader with a password finder
*
* @param reader the Reader
* @param pFinder the password finder
*/
public PemReader(
TextReader reader,
IPasswordFinder pFinder)
: base(reader)
{
this.pFinder = pFinder;
}
private static PemReader OpenPemResource(
string fileName,
IPasswordFinder pGet)
{
Stream data = GetTestDataAsStream("openssl." + fileName);
TextReader tr = new StreamReader(data);
return(new PemReader(tr, pGet));
}
private IEnumerable <T> ReadPemObjects <T>(string path, IPasswordFinder passwordFinder = null)
{
using (var input = File.OpenText(path))
{
foreach (var obj in ReadPemObjects <T>(input, passwordFinder))
{
yield return(obj);
}
}
}
/**
* Create a new PemReader with a password finder
*
* @param reader the Reader
* @param pFinder the password finder
*/
public PemReader(
TextReader reader,
IPasswordFinder pFinder)
{
if (reader == null)
throw new ArgumentNullException("reader");
this.reader = reader;
this.pFinder = pFinder;
}
/// <summary>
/// Import OpenSSH PEM private key string into MS RSACryptoServiceProvider
/// </summary>
/// <param name="pem"></param>
/// <returns></returns>
public static RSACryptoServiceProvider ImportPrivateKey(string pem, IPasswordFinder passwordFinder)
{
PemReader pr = new PemReader(new StringReader(pem), passwordFinder);
AsymmetricCipherKeyPair KeyPair = (AsymmetricCipherKeyPair)pr.ReadObject();
RSAParameters rsaParams = DotNetUtilities.ToRSAParameters((RsaPrivateCrtKeyParameters)KeyPair.Private);
RSACryptoServiceProvider csp = new RSACryptoServiceProvider(); // cspParams);
csp.ImportParameters(rsaParams);
return(csp);
}
/**
* Create a new PemReader with a password finder
*
* @param reader the Reader
* @param pFinder the password finder
*/
public PemReader(
TextReader reader,
IPasswordFinder pFinder)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
this.reader = reader;
this.pFinder = pFinder;
}
private IEnumerable <T> ReadPemObjects <T>(StreamReader input, IPasswordFinder passwordFinder = null)
{
var reader = new PemReader(input, passwordFinder);
do
{
var obj = reader.ReadObject();
if (obj is T t)
{
yield return(t);
}
} while (!input.EndOfStream);
}
protected override String DoSolve(String[] input)
{
String nextPwd = "";
//read the input
foreach (String line in input)
{
IPasswordFinder password = Factory.CreatePasswordFinder(line);
nextPwd = password.FindNext();
nextPwd = password.FindNext();
}
return($"Next Password is {nextPwd}.");
}
private string ReadPemKeys(IPasswordFinder passwordFinder)
{
try
{
if (!ReadPrivateKeys(null).Any())
{
throw new InvalidOperationException($"The file \"{CertificateKeyPath}\" contains no private keys or has unsupported format.");
}
var key = File.ReadAllText(CertificateKeyPath, Encoding.ASCII);
return(key);
}
catch (PasswordException)
{
var privateKeys = ReadPrivateKeys(passwordFinder).ToList();
if (!privateKeys.Any())
{
throw new InvalidOperationException($"The file \"{CertificateKeyPath}\" contains no private keys.");
}
return(WritePrivateKeys(privateKeys));
}
IEnumerable <AsymmetricKeyParameter> ReadPrivateKeys(IPasswordFinder pf)
{
using (var input = File.OpenText(CertificateKeyPath))
{
var reader = new PemReader(input, pf);
do
{
var obj = reader.ReadObject();
if (obj is AsymmetricKeyParameter key && key.IsPrivate)
{
yield return(key);
}
else if (obj is AsymmetricCipherKeyPair pair)
{
yield return(pair.Private);
}
} while (!input.EndOfStream);
}
}
private static PemReader OpenPemResource(
string fileName,
IPasswordFinder pGet)
{
Stream data = GetTestDataAsStream("openssl." + fileName);
TextReader tr = new StreamReader(data);
return new PemReader(tr, pGet);
}
public RsaTokenDecoder(IPasswordFinder passwordFinder, IKeyProvider keyProvider)
{
_passwordFinder = passwordFinder;
_keyProvider = keyProvider;
}
public PasswordChecker(PasswordFinderFactory passwordFinderFactory)
{
this.passwordFinder = passwordFinderFactory.GetNewPasswordFinder();
}
public RsaTokenGenerator(IPasswordFinder passwordFinder, IKeyProvider keyProvider)
{
_passwordFinder = passwordFinder;
_keyProvider = keyProvider;
}
