/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.nifi.processors.windows.event.log.jna;
import com.sun.jna.Native;
import com.sun.jna.Pointer;
import com.sun.jna.platform.win32.WinDef;
import com.sun.jna.platform.win32.WinNT;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;
/**
* JNA will create the instance of this interface with Native.loadLibrary().
* Please see https://msdn.microsoft.com/en-us/library/windows/desktop/aa385772(v=vs.85).aspx for documentation on the methods and data structures.
*/
public interface WEvtApi extends StdCallLibrary {
WEvtApi INSTANCE = (WEvtApi) Native.loadLibrary("wevtapi", WEvtApi.class, W32APIOptions.DEFAULT_OPTIONS);
WinNT.HANDLE EvtSubscribe(WinNT.HANDLE session, WinNT.HANDLE signalEvent, String channelName, String xpathQuery,
WinNT.HANDLE bookmark, WinDef.PVOID context, EVT_SUBSCRIBE_CALLBACK evtSubscribeCallback, int flags);
boolean EvtRender(WinNT.HANDLE context, WinNT.HANDLE fragment, int flags, int bufferSize, Pointer buffer, Pointer bufferUsed, Pointer propertyCount);
boolean EvtClose(WinNT.HANDLE subscriptionHandle);
interface EvtSubscribeNotifyAction {
int ERROR = 0;
int DELIVER = 1;
}
interface EvtSubscribeFlags {
int SUBSCRIBE_TO_FUTURE = 1;
int EVT_SUBSCRIBE_STRICT = 0x10000;
}
interface EvtSubscribeErrors{
int ERROR_EVT_QUERY_RESULT_STALE = 15011;
}
interface EvtRenderFlags {
int EVENT_XML = 1;
}
interface EVT_SUBSCRIBE_CALLBACK extends StdCallCallback {
/**
* Callback method that will be invoked when new events come in
*
* @param evtSubscribeNotifyAction the notify action
* @param userContext the user context
* @param eventHandle the event handle
* @return an int that will be ignored by the Windows Log API (https://msdn.microsoft.com/en-us/library/windows/desktop/aa385577(v=vs.85).aspx)
*/
int onEvent(int evtSubscribeNotifyAction, WinDef.PVOID userContext, WinNT.HANDLE eventHandle);
}
}