public static extern void IDataReadFromSelfEncryptorNative(
IntPtr appPtr,
ulong seHandle,
ulong fromPos,
ulong len,
IntPtr self,
IDataReadFromSelfEncryptorCb callback);
public void IDataReadFromSelfEncryptor(
IntPtr appPtr,
ulong seHandle,
ulong fromPos,
ulong len,
IntPtr self,
IDataReadFromSelfEncryptorCb callback)
{
IDataReadFromSelfEncryptorNative(appPtr, seHandle, fromPos, len, self, callback);
}
public static Task <List <byte> > IDataReadFromSelfEncryptorAsync(ulong seHandle, ulong fromPos, ulong len)
{
var tcs = new TaskCompletionSource <List <byte> >();
IDataReadFromSelfEncryptorCb callback = null;
callback = (self, result, dataPtr, dataLen) => {
if (result.ErrorCode != 0)
{
tcs.SetException(result.ToException());
CallbackManager.Unregister(callback);
return;
}
var data = dataPtr.ToList <byte>(dataLen);
tcs.SetResult(data);
CallbackManager.Unregister(callback);
};
CallbackManager.Register(callback);
NativeBindings.IDataReadFromSelfEncryptor(Session.AppPtr, seHandle, fromPos, len, Session.UserData, callback);
return(tcs.Task);
}