//Implements IEncryptionMachine.PreserveKeyfile
//Returns true on success, false on failure. On failure sets LastErrorMessage
public bool PreserveKeyfile(FortKeyFile keyFile, string path)
{
if (!keyFile.Preserve(path))
{
this._LastErrorMessage = keyFile.LastErrorMessage;
return(false);
}
return(true);
}
//Implements IEncryptionMachine.GetNewKeyFile
//Returns new instance of FortKeyFile
public FortKeyFile GetNewKeyFile(uint length)
{
FortKeyFile kfile;
byte[] data;
data = this.GenerateRandomData(length);
kfile = new FortKeyFile(data, length);
return(kfile);
}
//Implements IEncryptionMachine.LoadKeyfileFromDisk
//On failure, returns null and sets the LastErrorMessage
public FortKeyFile LoadKeyfileFromDisk(string path)
{
FortKeyFile keyFile;
keyFile = FortKeyFile.LoadFromDisk(path);
if (keyFile == null)
{
this._LastErrorMessage = "Unable to read the key file from disk.";
return(null);
}
if (!keyFile.Validate(keyFile.Data))
{
this._LastErrorMessage = "Invalid keyfile data.";
return(null);
}
return(keyFile);
}