public override bool HasPrivateKey()
{
if (this.privateKeyStatus == PrivateKeyStatus.AvailabilityNotDetermined)
{
RSACryptoServiceProvider rsaCryptoServiceProvider = this.rsa as RSACryptoServiceProvider;
if (rsaCryptoServiceProvider != null)
{
this.privateKeyStatus = rsaCryptoServiceProvider.PublicOnly ? PrivateKeyStatus.DoesNotHavePrivateKey : PrivateKeyStatus.HasPrivateKey;
}
else
{
try
{
byte[] hash = new byte[20];
this.rsa.DecryptValue(hash); // imitate signing
this.privateKeyStatus = PrivateKeyStatus.HasPrivateKey;
}
catch (CryptographicException)
{
this.privateKeyStatus = PrivateKeyStatus.DoesNotHavePrivateKey;
}
}
}
return(this.privateKeyStatus == PrivateKeyStatus.HasPrivateKey);
}
private bool InternalGuessValidKeyFileOrWarn(IPoderosaForm pf, Form wf)
{
if (_status == PrivateKeyStatus.OK || _status == PrivateKeyStatus.PassphraseRequired)
{
return(true);
}
StringResource sr = SSHUtilPlugin.Instance.Strings;
try {
if (!File.Exists(_filename))
{
Warning(pf, wf, String.Format(sr.GetString("Message.KeyAgent.FileNotExist"), _filename));
_status = PrivateKeyStatus.FileError;
return(false);
}
}
catch (Exception ex) {
Warning(pf, wf, ex.Message);
_status = PrivateKeyStatus.FileError;
return(false);
}
_status = PrivateKeyStatus.PassphraseRequired;
return(true);
}
public override bool HasPrivateKey()
{
if (_privateKeyStatus == PrivateKeyStatus.AvailabilityNotDetermined)
{
if (_rsa is RSACryptoServiceProvider rsaCryptoServiceProvider)
{
_privateKeyStatus = rsaCryptoServiceProvider.PublicOnly ? PrivateKeyStatus.DoesNotHavePrivateKey : PrivateKeyStatus.HasPrivateKey;
}
else
{
try
{
byte[] hash = new byte[20];
_rsa.DecryptValue(hash); // imitate signing
_privateKeyStatus = PrivateKeyStatus.HasPrivateKey;
}
#pragma warning disable CA1031 // Do not catch general exception types - interpret as no private key, don't need to use exception
catch (CryptographicException)
{
_privateKeyStatus = PrivateKeyStatus.DoesNotHavePrivateKey;
}
#pragma warning restore CA1031 // Do not catch general exception types
}
}
return _privateKeyStatus == PrivateKeyStatus.HasPrivateKey;
}
public AccountKey(string user, string thumbprint, KeyPair keyPair, DateTime timestamp, PrivateKeyStatus status)
{
User = user ?? throw new ArgumentNullException("user");
Thumbprint = thumbprint ?? throw new ArgumentNullException("thumbprint");
KeyPair = keyPair ?? throw new ArgumentNullException("keyPair");
Timestamp = timestamp;
Status = status;
}
/// <summary>
/// Initializes a new instance of the <see cref="RsaSecurityKey"/> class.
/// </summary>
/// <param name="rsaParameters"><see cref="RSAParameters"/></param>
public RsaSecurityKey(RSAParameters rsaParameters)
{
// must have modulus and exponent otherwise the crypto operations fail later
if (rsaParameters.Modulus == null || rsaParameters.Exponent == null)
{
throw LogHelper.LogExceptionMessage(new ArgumentException(LogHelper.FormatInvariant(LogMessages.IDX10700, rsaParameters.ToString())));
}
_hasPrivateKey = rsaParameters.D != null && rsaParameters.DP != null && rsaParameters.DQ != null && rsaParameters.P != null && rsaParameters.Q != null && rsaParameters.InverseQ != null;
_foundPrivateKey = _hasPrivateKey.Value ? PrivateKeyStatus.Exists : PrivateKeyStatus.DoesNotExist;
_foundPrivateKeyDetermined = true;
Parameters = rsaParameters;
}
internal void IntializeWithRsaParameters(RSAParameters rsaParameters)
{
// must have modulus and exponent otherwise the crypto operations fail later
if (rsaParameters.Modulus == null)
{
throw LogHelper.LogExceptionMessage(new ArgumentException(LogHelper.FormatInvariant(LogMessages.IDX10700, this, "Modulus")));
}
if (rsaParameters.Exponent == null)
{
throw LogHelper.LogExceptionMessage(new ArgumentException(LogHelper.FormatInvariant(LogMessages.IDX10700, this, "Exponent")));
}
_hasPrivateKey = rsaParameters.D != null && rsaParameters.DP != null && rsaParameters.DQ != null && rsaParameters.P != null && rsaParameters.Q != null && rsaParameters.InverseQ != null;
_foundPrivateKey = _hasPrivateKey.Value ? PrivateKeyStatus.Exists : PrivateKeyStatus.DoesNotExist;
_foundPrivateKeyDetermined = true;
Parameters = rsaParameters;
}
private bool InternalGuessValidKeyFileOrWarn(IPoderosaForm pf, Form wf) {
if (_status == PrivateKeyStatus.OK || _status == PrivateKeyStatus.PassphraseRequired)
return true;
StringResource sr = SSHUtilPlugin.Instance.Strings;
try {
if (!File.Exists(_filename)) {
Warning(pf, wf, String.Format(sr.GetString("Message.KeyAgent.FileNotExist"), _filename));
_status = PrivateKeyStatus.FileError;
return false;
}
}
catch (Exception ex) {
Warning(pf, wf, ex.Message);
_status = PrivateKeyStatus.FileError;
return false;
}
_status = PrivateKeyStatus.PassphraseRequired;
return true;
}
public CustomRsaSecurityKey(int keySize, PrivateKeyStatus privateKeyStatus, RSAParameters parameters, string InternalId)
: base(parameters)
{
_keySize = keySize;
_privateKeyStatus = privateKeyStatus;
}
//状態更新 パスフレーズ入力ダイアログから
public void SetStatus(PrivateKeyStatus st, SSH2UserAuthKey key)
{
_status = st;
_key = key;
}
private SSH2UserAuthKey _key; //有効化するまではnull
public AgentPrivateKey(string filename)
{
_filename = filename;
_status = PrivateKeyStatus.Initial;
_key = null;
}
/// <summary>
/// Sets the private key status.
/// </summary>
/// <param name="status">The status.</param>
/// <returns>A new instance with the status set to the provided value.</returns>
public AccountKey SetStatus(PrivateKeyStatus status)
{
AccountKey newKey = new AccountKey(User, Thumbprint, KeyPair, Timestamp, status);
return(newKey);
}
//状態更新 パスフレーズ入力ダイアログから
public void SetStatus(PrivateKeyStatus st, SSH2UserAuthKey key) {
_status = st;
_key = key;
}
private SSH2UserAuthKey _key; //有効化するまではnull
public AgentPrivateKey(string filename) {
_filename = filename;
_status = PrivateKeyStatus.Initial;
_key = null;
}
public override bool HasPrivateKey()
{
if (this.privateKeyStatus == PrivateKeyStatus.AvailabilityNotDetermined)
{
RSACryptoServiceProvider rsaCryptoServiceProvider = this.rsa as RSACryptoServiceProvider;
if (rsaCryptoServiceProvider != null)
{
this.privateKeyStatus = rsaCryptoServiceProvider.PublicOnly ? PrivateKeyStatus.DoesNotHavePrivateKey : PrivateKeyStatus.HasPrivateKey;
}
else
{
try
{
byte[] hash = new byte[20];
this.rsa.DecryptValue(hash); // imitate signing
this.privateKeyStatus = PrivateKeyStatus.HasPrivateKey;
}
catch (CryptographicException)
{
this.privateKeyStatus = PrivateKeyStatus.DoesNotHavePrivateKey;
}
}
}
return this.privateKeyStatus == PrivateKeyStatus.HasPrivateKey;
}
