internal RunningInstance(IFileSystem fileSystem, InstanceOptions options, IRunnableInstance instanceOf, Functions outboundFunctions)
{
FileSystem = fileSystem;
InstanceOf = instanceOf;
_outboundFunctions = outboundFunctions;
_asyncOperations = new AsyncManager(_outboundFunctions);
var callbacks = new PRJ_CALLBACKS
{
CancelCommandCallback = ProcessCancelCommand,
QueryFileNameCallback = fileSystem is ISeekableFileSystem ? ProcessQueryFileName : (PRJ_QUERY_FILE_NAME_CB)null,
StartDirectoryEnumerationCallback = ProcessStartEnumeration,
EndDirectoryEnumerationCallback = ProcessEndEnumeration,
GetDirectoryEnumerationCallback = ProcessEnumerationStep,
GetPlaceholderInfoCallback = ProcessPlaceholderRequest,
GetFileDataCallback = ProcessDataRequest
};
PRJ_STARTVIRTUALIZING_OPTIONS optionsNative = CreateOptions(fileSystem, options, callbacks);
_callbacks = new NativeBuffer <PRJ_CALLBACKS>(callbacks);
if (_outboundFunctions.PrjStartVirtualizing(
instanceOf.RootPath,
_callbacks.Buffer,
IntPtr.Zero,
optionsNative,
out _namespaceVirtualizationContext) != HRESULT.S_OK)
{
throw new Exception("Failed to start up");
}
if (_outboundFunctions.PrjGetVirtualizationInstanceInfo(_namespaceVirtualizationContext, ref _virtualizationInfo) != HRESULT.S_OK)
{
throw new Exception("Failed to start up");
}
}
private PRJ_STARTVIRTUALIZING_OPTIONS CreateOptions(IFileSystem fileSystem, InstanceOptions options, PRJ_CALLBACKS callbacks)
{
var initialNotifications = Enumerable.Empty <PRJ_NOTIFICATION_MAPPING>();
if (fileSystem is INotifiableFileSystem notifiable)
{
callbacks.NotificationCallback = ProcessNotification;
initialNotifications = notifiable.StartingNotifications().Select(n => new PRJ_NOTIFICATION_MAPPING {
NotificationRoot = n.Path, NotificationBitMask = (PRJ_NOTIFY_TYPES)(int)n.Notifications
});
}
var optionsNative = new PRJ_STARTVIRTUALIZING_OPTIONS
{
PoolThreadCount = options.PoolThreadCount,
ConcurrentThreadCount = options.ConcurrentThreadCount,
Flags = options.NegativePathCache ? PRJ_STARTVIRTUALIZING_FLAGS.PRJ_FLAG_USE_NEGATIVE_PATH_CACHE : PRJ_STARTVIRTUALIZING_FLAGS.PRJ_FLAG_NONE
};
optionsNative.NotificationMappings = initialNotifications.ToArray();
optionsNative.NotificationMappingsCount = optionsNative.NotificationMappings.Length;
return(optionsNative);
}