rlogplin.cpp
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上传日期:2013-07-19
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: rlogplin.cpp,v 1.2.8.1 2004/07/09 02:09:03 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 ***** */
- #define INITGUID
- #include "rlogplin.h"
- #include "hxprefutil.h"
- #include "hxprefs.h"
- #include "chxpckts.h" // CHXHeader
- class HXRLPErrorSink : public IHXErrorSink
- {
- public:
- HXRLPErrorSink(HXRemoteLoggerPlugin* pRLP);
- ~HXRLPErrorSink();
- /*
- * IUnknown methods
- */
- STDMETHOD(QueryInterface) (THIS_
- REFIID riid,
- void** ppvObj);
- STDMETHOD_(ULONG32,AddRef) (THIS);
- STDMETHOD_(ULONG32,Release) (THIS);
- /*
- * IHXErrorSink methods
- */
- /************************************************************************
- * Method:
- * IHXErrorSink::ErrorOccurred
- * Purpose:
- * After you have registered your error sink with an
- * IHXErrorSinkControl (either in the server or player core) this
- * method will be called to report an error, event, or status message.
- *
- * The meaning of the arguments is exactly as described in
- * hxerror.h
- */
- STDMETHOD(ErrorOccurred) (THIS_
- const UINT8 unSeverity,
- const ULONG32 ulHXCode,
- const ULONG32 ulUserCode,
- const char* pUserString,
- const char* pMoreInfoURL
- );
- private:
- ULONG32 m_lRefCount;
- HXRemoteLoggerPlugin* m_pRLP;
- };
- HXRLPErrorSink::HXRLPErrorSink(HXRemoteLoggerPlugin* pRLP) :
- m_pRLP(pRLP)
- {}
- HXRLPErrorSink::~HXRLPErrorSink()
- {}
- /*
- * IUnknown methods
- */
- STDMETHODIMP HXRLPErrorSink::QueryInterface(THIS_
- REFIID riid,
- void** ppvObj)
- {
- QInterfaceList qiList[] =
- {
- { GET_IIDHANDLE(IID_IUnknown), (IUnknown*)this },
- { GET_IIDHANDLE(IID_IHXErrorSink), (IHXErrorSink*) this }
- };
- return QIFind(qiList, QILISTSIZE(qiList), riid, ppvObj);
- }
- STDMETHODIMP_(ULONG32) HXRLPErrorSink::AddRef(THIS)
- {
- return InterlockedIncrement(&m_lRefCount);
- }
- STDMETHODIMP_(ULONG32) HXRLPErrorSink::Release(THIS)
- {
- if (InterlockedDecrement(&m_lRefCount) > 0)
- {
- return m_lRefCount;
- }
-
- delete this;
- return 0;
- }
- /*
- * IHXErrorSink methods
- */
- /************************************************************************
- * Method:
- * IHXErrorSink::ErrorOccurred
- * Purpose:
- * After you have registered your error sink with an
- * IHXErrorSinkControl (either in the server or player core) this
- * method will be called to report an error, event, or status message.
- *
- * The meaning of the arguments is exactly as described in
- * hxerror.h
- */
- STDMETHODIMP HXRLPErrorSink::ErrorOccurred(THIS_
- const UINT8 unSeverity,
- const ULONG32 ulHXCode,
- const ULONG32 ulUserCode,
- const char* pUserString,
- const char* pMoreInfoURL)
- {
- HX_RESULT res = HXR_OK ;
- if (m_pRLP)
- {
- res = m_pRLP->ErrorOccurred(unSeverity, ulHXCode, ulUserCode,
- pUserString, pMoreInfoURL);
- }
- return res;
- }
- HXRemoteLoggerPlugin::HXRemoteLoggerPlugin() :
- m_lRefCount(0),
- m_pErrorSink(NULL),
- m_pRemoteLogger(NULL)
- {}
- HXRemoteLoggerPlugin::~HXRemoteLoggerPlugin()
- {
- HX_RELEASE(m_pErrorSink);
-
- if (m_pRemoteLogger)
- {
- m_pRemoteLogger->Close();
- }
- HX_RELEASE(m_pRemoteLogger);
- }
- /*
- * IUnknown methods
- */
- STDMETHODIMP HXRemoteLoggerPlugin::QueryInterface(THIS_
- REFIID riid,
- void** ppvObj)
- {
- QInterfaceList qiList[] =
- {
- { GET_IIDHANDLE(IID_IUnknown), (IUnknown*)(IHXPlugin*)this },
- { GET_IIDHANDLE(IID_IHXPlugin), (IHXPlugin*) this },
- { GET_IIDHANDLE(IID_IHXGenericPlugin), (IHXGenericPlugin*) this },
- { GET_IIDHANDLE(IID_IHXPlayerCreationSink), (IHXPlayerCreationSink*) this },
- { GET_IIDHANDLE(IID_IHXComponentPlugin), (IHXComponentPlugin*) this }
- };
- return QIFind(qiList, QILISTSIZE(qiList), riid, ppvObj);
- }
- STDMETHODIMP_(ULONG32) HXRemoteLoggerPlugin::AddRef(THIS)
- {
- return InterlockedIncrement(&m_lRefCount);
- }
- STDMETHODIMP_(ULONG32) HXRemoteLoggerPlugin::Release(THIS)
- {
- if (InterlockedDecrement(&m_lRefCount) > 0)
- {
- return m_lRefCount;
- }
-
- delete this;
- return 0;
- }
- /*
- * IHXPlugin methods
- */
- /************************************************************************
- * Method:
- * IHXPlugin::GetPluginInfo
- * Purpose:
- * Returns the basic information about this plugin. Including:
- *
- * bMultipleLoad Whether or not this plugin can be instantiated
- * multiple times. All File Formats must set
- * this value to TRUE. The only other type of
- * plugin that can specify bMultipleLoad=TRUE is
- * a filesystem plugin. Any plugin that sets
- * this flag to TRUE must not use global variables
- * of any type.
- *
- * Setting this flag to TRUE implies that you
- * accept that your plugin may be instantiated
- * multiple times (possibly in different
- * address spaces). Plugins are instantiated
- * multiple times only in the server (for
- * performance reasons).
- *
- * An example of a plugin, that must set this
- * flag to FALSE is a filesystem plugin that
- * uses a single TCP connection to communicate
- * with a database.
- *
- * pDescription which is used in about UIs (can be NULL)
- * pCopyright which is used in about UIs (can be NULL)
- * pMoreInfoURL which is used in about UIs (can be NULL)
- * ulVersionNumber The version of this plugin.
- */
- static const char z_pDescription[] = "Helix Remote Logger Plugin";
- static const char z_pCopyright[] = "RealNetworks 2003";
- static const char z_pMoreInfoURL[] = "";
- STDMETHODIMP HXRemoteLoggerPlugin::GetPluginInfo(THIS_
- REF(BOOL) /*OUT*/ bMultipleLoad,
- REF(const char*) /*OUT*/ pDescription,
- REF(const char*) /*OUT*/ pCopyright,
- REF(const char*) /*OUT*/ pMoreInfoURL,
- REF(ULONG32) /*OUT*/ ulVersionNumber)
- {
- bMultipleLoad = FALSE;
- pDescription = z_pDescription;
- pCopyright = z_pCopyright;
- pMoreInfoURL = z_pMoreInfoURL;
- ulVersionNumber = 1;
- return HXR_OK;
- }
- /************************************************************************
- * Method:
- * IHXPlugin::InitPlugin
- * Purpose:
- * Initializes the plugin for use. This interface must always be
- * called before any other method is called. This is primarily needed
- * so that the plugin can have access to the context for creation of
- * IHXBuffers and IMalloc.
- */
- STDMETHODIMP HXRemoteLoggerPlugin::InitPlugin(THIS_
- IUnknown* /*IN*/ pContext)
- {
- HX_RESULT res = HXR_FAILED;
- if (pContext)
- {
- IHXPlayerSinkControl* pPSinkCtl = NULL;
-
- if (HXR_OK == pContext->QueryInterface(IID_IHXPlayerSinkControl,
- (void**)&pPSinkCtl))
- {
- pPSinkCtl->AddSink(this);
- }
- HX_RELEASE(pPSinkCtl);
- m_pErrorSink = new HXRLPErrorSink(this);
- HX_ADDREF(m_pErrorSink);
-
- IHXPreferences* pPrefs = NULL;
- if (HXR_OK == pContext->QueryInterface(IID_IHXPreferences,
- (void**)&pPrefs))
- {
- IHXBuffer* pRemoteHost = NULL;
- IHXBuffer* pRemoteFile = NULL;
- UINT32 ulPort = 0;
- if ((HXR_OK == pPrefs->ReadPref("RemoteLoggerHost", pRemoteHost))&&
- (HXR_OK == ReadPrefINT32(pPrefs, "RemoteLoggerPort", ulPort))&&
- (HXR_OK == pPrefs->ReadPref("RemoteLoggerFile", pRemoteFile)))
- {
- m_pRemoteLogger = new HXRemoteLogger();
- if (m_pRemoteLogger)
- {
- m_pRemoteLogger->AddRef();
- res = m_pRemoteLogger->Init(pContext,
- (char*)pRemoteHost->GetBuffer(),
- (UINT16)ulPort,
- (char*)pRemoteFile->GetBuffer());
- if (HXR_OK == res)
- {
- m_pRemoteLogger->Log("logger startedn");
- }
- }
- }
- HX_RELEASE(pRemoteHost);
- HX_RELEASE(pRemoteFile);
-
- }
- HX_RELEASE(pPrefs);
- }
- return res;
- }
- /*
- * IHXGenericPlugin methods
- */
- STDMETHODIMP HXRemoteLoggerPlugin::IsGeneric(THIS_
- REF(BOOL) /*OUT*/ bIsGeneric)
- {
- bIsGeneric = TRUE;
- return HXR_OK;
- }
- /*
- * IHXPlayerCreationSink Methods
- */
- /************************************************************************
- * Method:
- * IHXPlayerCreationSink::PlayerCreated
- * Purpose:
- * Notification when a new player is created
- *
- */
- STDMETHODIMP HXRemoteLoggerPlugin::PlayerCreated(THIS_
- IHXPlayer* pPlayer)
- {
- IHXErrorSinkControl* pSinkControl = NULL;
- if (m_pErrorSink &&
- (HXR_OK == pPlayer->QueryInterface(IID_IHXErrorSinkControl,
- (void**)&pSinkControl)))
- {
- pSinkControl->AddErrorSink(m_pErrorSink,
- HXLOG_EMERG, HXLOG_DEBUG);
- }
- HX_RELEASE(pSinkControl);
- return HXR_OK;
- }
- /************************************************************************
- * Method:
- * IHXPlayerCreationSink::PlayerClosed
- * Purpose:
- * Notification when an exisitng player is closed
- *
- */
- STDMETHODIMP HXRemoteLoggerPlugin::PlayerClosed(THIS_
- IHXPlayer* pPlayer)
- {
- IHXErrorSinkControl* pSinkControl = NULL;
- if (m_pErrorSink &&
- (HXR_OK == pPlayer->QueryInterface(IID_IHXErrorSinkControl,
- (void**)&pSinkControl)))
- {
- pSinkControl->RemoveErrorSink(m_pErrorSink);
- }
- HX_RELEASE(pSinkControl);
- return HXR_OK;
- }
- /*
- * IHXComponentPlugin methods
- */
- /************************************************************************
- * Method:
- * IHXComponentPlugin::GetNumberComponents
- * Purpose:
- */
- STDMETHODIMP_(UINT32) HXRemoteLoggerPlugin::GetNumComponents(THIS)
- {
- return 1;
- }
- /************************************************************************
- * Method:
- * IHXComponentPlugin::GetPackageName
- * Purpose:
- */
- STDMETHODIMP_(char const*) HXRemoteLoggerPlugin::GetPackageName(THIS) CONSTMETHOD
- {
- return "RemoteLogger";
- }
- /************************************************************************
- * Method:
- * IHXComponentPlugin::GetComponentInfoAtIndex
- * Purpose:
- */
- STDMETHODIMP HXRemoteLoggerPlugin::GetComponentInfoAtIndex(THIS_
- UINT32 /*IN*/ nIndex,
- REF(IHXValues*) /*OUT*/ pInfo)
- {
- pInfo = NULL;
- if (nIndex == 0)
- {
- pInfo = new CHXHeader();
- if (pInfo)
- {
- pInfo->AddRef();
- }
- }
- return (pInfo) ? HXR_OK : HXR_FAILED;
- }
- /************************************************************************
- * Method:
- * IHXComponentPlugin::CreateComponentInstance
- * Purpose:
- */
- STDMETHODIMP HXRemoteLoggerPlugin::CreateComponentInstance(THIS_
- REFCLSID /*IN*/ rclsid,
- REF(IUnknown*) /*OUT*/ ppUnknown,
- IUnknown* /*IN*/ pUnkOuter)
- {
- ppUnknown = NULL;
- return HXR_NOINTERFACE;
- }
- HX_RESULT HXRemoteLoggerPlugin::ErrorOccurred(const UINT8 unSeverity,
- const ULONG32 ulHXCode,
- const ULONG32 ulUserCode,
- const char* pUserString,
- const char* pMoreInfoURL)
- {
- if (m_pRemoteLogger)
- {
- if (pUserString)
- {
- int length = strlen(pUserString);
- char* pBuf = new char[length + 2];
- if (pBuf)
- {
- strcpy(pBuf, pUserString);
- pBuf[length] = 'n';
- pBuf[length + 1] = ' ';
- m_pRemoteLogger->Log(pBuf);
- }
- delete [] pBuf;
- }
- }
- return HXR_OK;
- }
- /****************************************************************************
- *
- * Function:
- *
- * HXCreateInstance()
- *
- * Purpose:
- *
- * Function implemented by all plugin DLL's to create an instance of
- * any of the objects supported by the DLL. This method is similar to
- * Window's CoCreateInstance() in its purpose, except that it only
- * creates objects from this plugin DLL.
- *
- * NOTE: Aggregation is never used. Therefore and outer unknown is
- * not passed to this function, and you do not need to code for this
- * situation.
- *
- */
- STDAPI ENTRYPOINT(HXCREATEINSTANCE)
- (
- IUnknown** /*OUT*/ ppIUnknown
- )
- {
- *ppIUnknown = (IUnknown*)(IHXPlugin*)new HXRemoteLoggerPlugin;
- if (*ppIUnknown)
- {
- (*ppIUnknown)->AddRef();
- return HXR_OK;
- }
- return HXR_OUTOFMEMORY;
- }
- /****************************************************************************
- *
- * Function:
- *
- * CanUnload()
- *
- * Purpose:
- *
- * Function implemented by all plugin DLL's if it returns HXR_OK
- * then the pluginhandler can unload the DLL
- *
- */
- STDAPI ENTRYPOINT(CanUnload2)(void)
- {
- return HXR_FAIL;
- }