hxsockcallback.cpp
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: hxsockcallback.cpp,v 1.3.20.1 2004/07/09 02:09:08 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "hxsockcallback.h"
- ScheduledSocketCallback::ScheduledSocketCallback(
- SocketCallbackInterface *owner,
- BOOL interruptSafe) :
- m_lRefCount (0)
- ,m_pSocket (owner)
- ,m_Handle (0)
- ,m_Error(HXR_OK)
- ,m_bIsCallbackPending(FALSE)
- ,m_bInterruptSafe(interruptSafe)
- {
- }
- ScheduledSocketCallback::~ScheduledSocketCallback()
- {
- }
- /*
- * IUnknown methods
- */
- /////////////////////////////////////////////////////////////////////////
- // Method:
- // IUnknown::QueryInterface
- // Purpose:
- // Implement this to export the interfaces supported by your
- // object.
- //
- STDMETHODIMP ScheduledSocketCallback::QueryInterface(REFIID riid, void** ppvObj)
- {
- QInterfaceList qiList[] =
- {
- { GET_IIDHANDLE(IID_IHXCallback), (IHXCallback*)this },
- { GET_IIDHANDLE(IID_IHXInterruptSafe), (IHXInterruptSafe*)this },
- { GET_IIDHANDLE(IID_IUnknown), (IUnknown*)(IHXCallback*)this },
- };
-
- return ::QIFind(qiList, QILISTSIZE(qiList), riid, ppvObj);
- }
- /////////////////////////////////////////////////////////////////////////
- // Method:
- // IUnknown::AddRef
- // Purpose:
- // Everyone usually implements this the same... feel free to use
- // this implementation.
- //
- STDMETHODIMP_(ULONG32) ScheduledSocketCallback::AddRef()
- {
- return InterlockedIncrement(&m_lRefCount);
- }
- /////////////////////////////////////////////////////////////////////////
- // Method:
- // IUnknown::Release
- // Purpose:
- // Everyone usually implements this the same... feel free to use
- // this implementation.
- //
- STDMETHODIMP_(ULONG32) ScheduledSocketCallback::Release()
- {
- if (InterlockedDecrement(&m_lRefCount) > 0)
- {
- return m_lRefCount;
- }
- delete this;
- return 0;
- }
- /*
- * UDPSchedulerCallback methods
- */
- STDMETHODIMP_(BOOL) ScheduledSocketCallback::ScheduleCallback(
- INT32 theCommand,
- IHXScheduler* theScheduler,
- ULONG32 theTime,
- HX_RESULT theError)
- {
- if (m_pSocket && theScheduler && !m_bIsCallbackPending)
- {
- m_bIsCallbackPending = TRUE;
- m_Command = theCommand;
- m_Error = theError;
- m_Handle = theScheduler->RelativeEnter(this, theTime);
- return TRUE;
- }
-
- return FALSE;
- }
- /*
- * UDPSchedulerCallback methods
- */
- void ScheduledSocketCallback::Unschedule(
- IHXScheduler* theScheduler)
- {
- if (m_bIsCallbackPending && theScheduler)
- {
- theScheduler->Remove(m_Handle);
- m_bIsCallbackPending = FALSE;
- m_Handle = 0;
- }
- }
- STDMETHODIMP ScheduledSocketCallback::Func(void)
- {
- HX_RESULT theErr = HXR_OK;
- m_Handle = 0;
- m_bIsCallbackPending = FALSE;
- if (m_pSocket)
- theErr = m_pSocket->HandleCallback(m_Command, m_Error);
- return theErr;
- }
- /*
- * IHXInterruptSafe methods
- */
- STDMETHODIMP_(BOOL)
- ScheduledSocketCallback::IsInterruptSafe(void)
- {
- return m_bInterruptSafe;
- }