gecko-dev/xpcom/components/nsNativeComponentLoader.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.1 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1999 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include "nsISupports.h"
#include "nsIRegistry.h"
#include "nsIComponentLoader.h"
#include "nsIComponentManager.h"
#include "nsIFile.h"
#include "nsIRegistry.h"
#include "nsDirectoryService.h"
#include "nsCOMPtr.h"
#include "nsHashtable.h"
#include "nsVoidArray.h"
#include "xcDll.h"
#ifndef nsNativeComponentLoader_h__
#define nsNativeComponentLoader_h__
class nsNativeComponentLoader : public nsIComponentLoader {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSICOMPONENTLOADER
nsNativeComponentLoader();
virtual ~nsNativeComponentLoader();
nsresult RegistryNameForLib(const char *aLibName,
char **aRegistryName);
nsresult RegistryNameForSpec(nsIFile *aSpec,
char **aRegistryName);
protected:
nsCOMPtr<nsIRegistry> mRegistry;
nsIComponentManager* mCompMgr; // weak reference -- backpointer
nsObjectHashtable* mDllStore;
NS_IMETHOD RegisterComponentsInDir(PRInt32 when, nsIFile *dir);
nsRegistryKey mXPCOMKey;
nsVoidArray mDeferredComponents;
private:
nsresult CreateDll(nsIFile *aSpec, const char *aLocation,
PRInt64 *modifiedTime, PRInt64 *fileSize, nsDll **aDll);
nsresult SelfRegisterDll(nsDll *dll, const char *registryLocation,
PRBool deferred);
nsresult SelfUnregisterDll(nsDll *dll);
nsresult GetRegistryDllInfo(const char *aLocation, PRInt64 *lastModifiedTime,
PRInt64 *fileSize);
nsresult GetRegistryDllInfo(nsRegistryKey key, PRInt64 *lastModifiedTime,
PRInt64 *fileSize);
nsresult SetRegistryDllInfo(const char *aLocation, PRInt64 *lastModifiedTime,
PRInt64 *fileSize);
nsresult RemoveRegistryDllInfo(const char *aLocation);
nsresult GetFactoryFromModule(nsDll *aDll, const nsCID &aCID,
nsIFactory **aFactory);
/* obsolete! already! */
nsresult GetFactoryFromNSGetFactory(nsDll *aDlll, const nsCID &aCID,
nsIServiceManager *aServMgr,
nsIFactory **aFactory);
nsresult DumpLoadError(nsDll *dll,
const char *aCallerName,
const char *aNsprErrorMsg);
};
// Exported Function from module dll to Create the nsIModule
#define NS_GET_MODULE_SYMBOL "NSGetModule"
extern "C" NS_EXPORT nsresult PR_CALLBACK
NSGetModule(nsIComponentManager *aCompMgr,
nsIFile* location,
nsIModule** return_cobj);
typedef nsresult (PR_CALLBACK *nsGetModuleProc)(nsIComponentManager *aCompMgr,
nsIFile* location,
nsIModule** return_cobj);
#endif /* nsNativeComponentLoader_h__ */