public async Task Create(Credentials credentials, string name, DatabaseVersion version = DatabaseVersion.V4)
{
try
{
await Task.Run(() =>
{
var compositeKey = CreateCompositeKey(credentials);
var ioConnection = IOConnectionInfo.FromByteArray(new byte[] {});
_pwDatabase.New(ioConnection, compositeKey);
_pwDatabase.Name = name;
_pwDatabase.RootGroup.Name = name;
_credentials = credentials;
switch (version)
{
case DatabaseVersion.V4:
_pwDatabase.KdfParameters = KdfPool.Get("Argon2").GetDefaultParameters();
_pwDatabase.DataCipherUuid = CipherPool.GlobalPool[1].CipherUuid;
break;
}
});
}
catch (Exception ex)
{
throw new ArgumentException(ex.Message, ex);
}
}
private CompositeKey CreateCompositeKey(Credentials credentials)
{
var compositeKey = new CompositeKey();
if (credentials.Password != null)
{
compositeKey.AddUserKey(new KcpPassword(credentials.Password));
}
if (credentials.KeyFileContents != null)
{
compositeKey.AddUserKey(new KcpKeyFile(IOConnectionInfo.FromByteArray(credentials.KeyFileContents)));
}
return(compositeKey);
}
private static void CreateXmlKeyFile(string strFile, byte[] pbKeyData)
{
Debug.Assert(strFile != null);
if (strFile == null)
{
throw new ArgumentNullException("strFile");
}
#endif
Debug.Assert(pbKeyData != null);
if (pbKeyData == null)
{
throw new ArgumentNullException("pbKeyData");
}
#if ModernKeePassLib
var fileContents = new byte[0];
var ioc = IOConnectionInfo.FromByteArray(fileContents);
#else
IOConnectionInfo ioc = IOConnectionInfo.FromPath(strFile);
#endif
using (Stream s = IOConnection.OpenWrite(ioc))
{
using (XmlWriter xw = XmlUtilEx.CreateXmlWriter(s))
{
xw.WriteStartDocument();
xw.WriteStartElement(RootElementName); // <KeyFile>
xw.WriteStartElement(MetaElementName); // <Meta>
xw.WriteStartElement(VersionElementName); // <Version>
xw.WriteString("1.00");
xw.WriteEndElement(); // </Version>
xw.WriteEndElement(); // </Meta>
xw.WriteStartElement(KeyElementName); // <Key>
xw.WriteStartElement(KeyDataElementName); // <Data>
xw.WriteString(Convert.ToBase64String(pbKeyData));
xw.WriteEndElement(); // </Data>
xw.WriteEndElement(); // </Key>
xw.WriteEndElement(); // </KeyFile>
xw.WriteEndDocument();
}
#if ModernKeePassLib
return(((MemoryStream)s).ToArray());
#endif
}
}
public async Task Open(byte[] file, Credentials credentials)
{
try
{
await Task.Run(() =>
{
var compositeKey = CreateCompositeKey(credentials);
var ioConnection = IOConnectionInfo.FromByteArray(file);
_pwDatabase.Open(ioConnection, compositeKey, new NullStatusLogger());
_credentials = credentials;
});
}
catch (InvalidCompositeKeyException ex)
{
throw new ArgumentException(ex.Message, ex);
}
}
public KcpKeyFile(byte[] keyFile)
{
Construct(IOConnectionInfo.FromByteArray(keyFile), false);
}
