/// <summary>
/// Gets a list of possible MSDN asymmetric cipher algorithims accoridng to a selected operation
/// </summary>
/// <param name="operation">The type of operation</param>
/// <returns>The list of cipher algorithims according the selected operation</returns>
public static List <string> GetAlgorthims(AsymmetricOperation operation)
{
switch (operation)
{
case AsymmetricOperation.Encryption:
return(new List <string> {
AsymmetricMsdnCiphers.RSA.ToString()
});
case AsymmetricOperation.Signature:
return(new List <string>
{
AsymmetricMsdnCiphers.ECDsa.ToString(),
AsymmetricMsdnCiphers.RSA.ToString(),
AsymmetricMsdnCiphers.DSA.ToString(),
});
case AsymmetricOperation.KeyExchange:
return(new List <string>
{
AsymmetricMsdnCiphers.ECDiffieHellman.ToString()
});
default:
Debugger.Break();
return(null);
}
}
/// <summary>
/// Overloaded constructor
/// </summary>
/// <param name="api">the selected crypto library</param>
/// <param name="operation">The selected crypto operation</param>
public AsymmetricViewModel(CryptographyApi api, AsymmetricOperation operation)
{
//Initialize the commands
InitializeCommands();
//Initialize properties
InitializeProperties(api, operation);
}
/// <summary>
/// Overloaded Constructor
/// </summary>
/// <param name="api">the selected crypto library</param>
/// <param name="operation">The selected crypto operation</param>
public KeyPairSetupViewModel(CryptographyApi api, AsymmetricOperation operation)
{
//Initialize the commands
InitializeCommands();
//Initialize properties
InitializeProperties(api, operation);
//Initialize lists must be after setting api and operation
InitializeLists();
}
/// <summary>
/// Initialize any properties
/// </summary>
/// <param name="api"></param>
/// <param name="operation"></param>
private void InitializeProperties(CryptographyApi api, AsymmetricOperation operation)
{
KeyPairSetup = new KeyPairSetupViewModel(api, operation);
//Hook into the DataChanged event
DataInput.DataChanged += DataInput_DataChanged;
//Hook into the KeysLoaded event
KeyPairSetup.KeysLoaded += KeyPairSetup_KeysLoaded;
//Hook into the KeyPairChanged event
KeyPairSetup.KeyPairChanged += KeyPairSetup_KeyPairChanged;
}
/// <summary>
/// Gets a list of possible Bouncy castle asymmetric cipher algorithims accoridng to a selected operation
/// </summary>
/// <param name="operation">The type of operation</param>
/// <returns>The list of cipher algorithims according the selected operation</returns>
public static List <string> GetAlgorthims(AsymmetricOperation operation)
{
switch (operation)
{
case AsymmetricOperation.Encryption:
return(new List <string>
{
AsymmetricBouncyCiphers.SM2.ToString(),
AsymmetricBouncyCiphers.RSA.ToString(),
});
case AsymmetricOperation.Signature:
return(new List <string>
{
AsymmetricBouncyCiphers.ECDsa.ToString(),
AsymmetricBouncyCiphers.RSA.ToString(),
AsymmetricBouncyCiphers.DSA.ToString(),
AsymmetricBouncyCiphers.ECGost3410.ToString(),
AsymmetricBouncyCiphers.Gost3410_94.ToString(),
AsymmetricBouncyCiphers.ECNR.ToString(),
AsymmetricBouncyCiphers.ED25519.ToString(),
AsymmetricBouncyCiphers.ED448.ToString(),
});
case AsymmetricOperation.KeyExchange:
return(new List <string>
{
AsymmetricBouncyCiphers.DiffieHellman.ToString(),
AsymmetricBouncyCiphers.ECDiffieHellman.ToString(),
AsymmetricBouncyCiphers.ECMQV.ToString(),
AsymmetricBouncyCiphers.X25519.ToString(),
});
default:
Debugger.Break();
return(null);
}
}
/// <summary>
/// Initializes any properties
/// </summary>
/// <param name="api">the crypto api to use</param>
/// <param name="operation">The operation to use</param>
private void InitializeProperties(CryptographyApi api, AsymmetricOperation operation)
{
Api = api;
SelectedOperation = operation;
KeyDirectoryPath = pKeyPath;
}
