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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * 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 .
+ */
+//
+// main.m
+// SpotlightTester
+//
+// Created by Florian Heckl on 10.07.07.
+//
+//==============================================================================
+//
+// DO NOT MODIFY THE CONTENTS OF THIS FILE
+//
+// This file contains the generic CFPlug-in code necessary for your importer
+// To complete your importer implement the function in GetMetadataForFile.c
+//
+//==============================================================================
+
+#include <CoreFoundation/CoreFoundation.h>
+#include <CoreFoundation/CFPlugInCOM.h>
+#include <CoreServices/CoreServices.h>
+
+#include "GetMetadataForFile.h"
+
+// constants
+
+
+#define PLUGIN_ID "A3FCC88D-B9A6-4364-8B93-92123C8A2D18"
+
+//
+// Below is the generic glue code for all plug-ins.
+//
+// You should not have to modify this code aside from changing
+// names if you decide to change the names defined in the Info.plist
+//
+
+
+// typedefs
+
+// The layout for an instance of MetaDataImporterPlugIn
+typedef struct
+{
+ MDImporterInterfaceStruct *conduitInterface;
+ CFUUIDRef factoryID;
+ UInt32 refCount;
+} MetadataImporterPluginType;
+
+// prototypes
+// Forward declaration for the IUnknown implementation.
+//
+
+static MetadataImporterPluginType *AllocMetadataImporterPluginType(CFUUIDRef inFactoryID);
+static void DeallocMetadataImporterPluginType(MetadataImporterPluginType *thisInstance);
+static HRESULT MetadataImporterQueryInterface(void *thisInstance,REFIID iid,LPVOID *ppv);
+static ULONG MetadataImporterPluginAddRef(void *thisInstance);
+static ULONG MetadataImporterPluginRelease(void *thisInstance);
+// testInterfaceFtbl definition
+// The TestInterface function table.
+//
+
+static MDImporterInterfaceStruct testInterfaceFtbl = {
+ NULL,
+ MetadataImporterQueryInterface,
+ MetadataImporterPluginAddRef,
+ MetadataImporterPluginRelease,
+ GetMetadataForFile
+};
+
+
+// AllocMetadataImporterPluginType
+// Utility function that allocates a new instance.
+// You can do some initial setup for the importer here if you wish
+// like allocating globals etc...
+//
+MetadataImporterPluginType *AllocMetadataImporterPluginType(CFUUIDRef inFactoryID)
+{
+ MetadataImporterPluginType *theNewInstance;
+
+ theNewInstance = (MetadataImporterPluginType *)malloc(sizeof(MetadataImporterPluginType));
+ memset(theNewInstance,0,sizeof(MetadataImporterPluginType));
+
+ /* Point to the function table */
+ theNewInstance->conduitInterface = &testInterfaceFtbl;
+
+ /* Retain and keep an open instance refcount for each factory. */
+ theNewInstance->factoryID = CFRetain(inFactoryID);
+ CFPlugInAddInstanceForFactory(inFactoryID);
+
+ /* This function returns the IUnknown interface so set the refCount to one. */
+ theNewInstance->refCount = 1;
+ return theNewInstance;
+}
+
+// DeallocSpotlightTesterMDImporterPluginType
+// Utility function that deallocates the instance when
+// the refCount goes to zero.
+// In the current implementation importer interfaces are never deallocated
+// but implement this as this might change in the future
+//
+void DeallocMetadataImporterPluginType(MetadataImporterPluginType *thisInstance)
+{
+ CFUUIDRef theFactoryID;
+
+ theFactoryID = thisInstance->factoryID;
+ free(thisInstance);
+ if (theFactoryID){
+ CFPlugInRemoveInstanceForFactory(theFactoryID);
+ CFRelease(theFactoryID);
+ }
+}
+
+// MetadataImporterQueryInterface
+// Implementation of the IUnknown QueryInterface function.
+//
+HRESULT MetadataImporterQueryInterface(void *thisInstance,REFIID iid,LPVOID *ppv)
+{
+ CFUUIDRef interfaceID;
+
+ interfaceID = CFUUIDCreateFromUUIDBytes(kCFAllocatorDefault,iid);
+
+ if (CFEqual(interfaceID,kMDImporterInterfaceID)){
+ /* If the Right interface was requested, bump the ref count,
+ * set the ppv parameter equal to the instance, and
+ * return good status.
+ */
+ ((MetadataImporterPluginType*)thisInstance)->conduitInterface->AddRef(thisInstance);
+ *ppv = thisInstance;
+ CFRelease(interfaceID);
+ return S_OK;
+ }else{
+ if (CFEqual(interfaceID,IUnknownUUID)){
+ /* If the IUnknown interface was requested, same as above. */
+ ((MetadataImporterPluginType*)thisInstance )->conduitInterface->AddRef(thisInstance);
+ *ppv = thisInstance;
+ CFRelease(interfaceID);
+ return S_OK;
+ }else{
+ /* Requested interface unknown, bail with error. */
+ *ppv = NULL;
+ CFRelease(interfaceID);
+ return E_NOINTERFACE;
+ }
+ }
+}
+
+// MetadataImporterPluginAddRef
+// Implementation of reference counting for this type. Whenever an interface
+// is requested, bump the refCount for the instance. NOTE: returning the
+// refcount is a convention but is not required so don't rely on it.
+//
+ULONG MetadataImporterPluginAddRef(void *thisInstance)
+{
+ ((MetadataImporterPluginType *)thisInstance )->refCount += 1;
+ return ((MetadataImporterPluginType*) thisInstance)->refCount;
+}
+
+// SampleCMPluginRelease
+// When an interface is released, decrement the refCount.
+// If the refCount goes to zero, deallocate the instance.
+//
+ULONG MetadataImporterPluginRelease(void *thisInstance)
+{
+ ((MetadataImporterPluginType*)thisInstance)->refCount -= 1;
+ if (((MetadataImporterPluginType*)thisInstance)->refCount == 0){
+ DeallocMetadataImporterPluginType((MetadataImporterPluginType*)thisInstance );
+ return 0;
+ }else{
+ return ((MetadataImporterPluginType*) thisInstance )->refCount;
+ }
+}
+
+// SpotlightTesterMDImporterPluginFactory
+// Implementation of the factory function for this type.
+//
+__attribute__ ((visibility("default")))
+void *
+MetadataImporterPluginFactory(CFAllocatorRef allocator, CFUUIDRef typeID)
+{
+ (void) allocator; /* unused */
+ MetadataImporterPluginType *result;
+ CFUUIDRef uuid;
+
+ /* If correct type is being requested, allocate an
+ * instance of TestType and return the IUnknown interface.
+ */
+ if (CFEqual(typeID,kMDImporterTypeID)){
+ uuid = CFUUIDCreateFromString(kCFAllocatorDefault,CFSTR(PLUGIN_ID));
+ result = AllocMetadataImporterPluginType(uuid);
+ CFRelease(uuid);
+ return result;
+ }
+ /* If the requested type is incorrect, return NULL. */
+ return NULL;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */