id3com.cpp

本人收集整理的一份c/c++跨平台网络库

/////////////////////////////////////////////////////////////////////////////
// Copyright (c) 2000 John Adcock.  All rights reserved.
/////////////////////////////////////////////////////////////////////////////
//
// This library is free software; you can redistribute it and/or modify it
// under the terms of the GNU Library General Public License as published by
// the Free Software Foundation; either version 2 of the License, or (at your
// option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
// License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with this library; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

// The id3lib authors encourage improvements and optimisations to be sent to
// the id3lib coordinator.  Please see the README file for details on where to
// send such submissions.  See the AUTHORS file for a list of people who have
// contributed to id3lib.  See the ChangeLog file for a list of changes to
// id3lib.  These files are distributed with id3lib at
// http://download.sourceforge.net/id3lib/
//
/////////////////////////////////////////////////////////////////////////////
// ID3COM.cpp : Implementation of DLL Exports.
/////////////////////////////////////////////////////////////////////////////
// Change Log
//
// Date          Developer             Changes
//
// 05 Jan 2000   John Adcock           Original Release    
// 26 Apr 2000   John Adcock           Got working with id3lib 3.7.3
// 18 Aug 2000   Philip Oldaker        Added Picture Functionality
//
/////////////////////////////////////////////////////////////////////////////

// Note: Proxy/Stub Information
//      To build a separate proxy/stub DLL, 
//      run nmake -f ID3libCOMps.mk in the project directory.

#include "stdafx.h"
#include "resource.h"
#include <initguid.h>
#include "ID3COM.h"

#include "ID3COM_i.c"
#include "ID3Tag.h"
#include "ID3Frame.h"
#include "ID3Field.h"


CComModule _Module;

BEGIN_OBJECT_MAP(ObjectMap)
OBJECT_ENTRY(CLSID_ID3ComTag, CID3Tag)
END_OBJECT_MAP()

/////////////////////////////////////////////////////////////////////////////
// DLL Entry Point

extern "C"
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
{
    if (dwReason == DLL_PROCESS_ATTACH)
    {
        _Module.Init(ObjectMap, hInstance, &LIBID_ID3COM);
        DisableThreadLibraryCalls(hInstance);
    }
    else if (dwReason == DLL_PROCESS_DETACH)
        _Module.Term();
    return TRUE;    // ok
}

/////////////////////////////////////////////////////////////////////////////
// Used to determine whether the DLL can be unloaded by OLE

STDAPI DllCanUnloadNow(void)
{
    return (_Module.GetLockCount()==0) ? S_OK : S_FALSE;
}

/////////////////////////////////////////////////////////////////////////////
// Returns a class factory to create an object of the requested type

STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
{
    return _Module.GetClassObject(rclsid, riid, ppv);
}

/////////////////////////////////////////////////////////////////////////////
// DllRegisterServer - Adds entries to the system registry

STDAPI DllRegisterServer(void)
{
    // registers object, typelib and all interfaces in typelib
    return _Module.RegisterServer(TRUE);
}

/////////////////////////////////////////////////////////////////////////////
// DllUnregisterServer - Removes entries from the system registry

STDAPI DllUnregisterServer(void)
{
    return _Module.UnregisterServer(TRUE);
}