hxthread.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: hxthread.h,v 1.3.2.3 2004/07/09 01:43:51 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 ***** */
- #ifndef _HXTHREAD_H_
- #define _HXTHREAD_H_
- #include "hxtypes.h"
- #include "hxresult.h"
- #define ALLFS 0xFFFFFFFF
- #if !defined( _WIN32 ) && !defined( _WINDOWS )
- typedef void (*TIMERPROC)( void* , UINT32 , UINT32, ULONG32 );
- #endif
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- class conn;
- #endif //defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- struct HXThreadMessage
- {
- HXThreadMessage()
- {
- m_ulMessage = 0;
- m_pParam1 = NULL;
- m_pParam2 = NULL;
- m_pPlatformSpecificData = NULL;
- };
- HXThreadMessage(UINT32 ulMessage, void* pParam1, void* pParam2,
- void* pPlatformSpecificData = NULL)
- {
- m_ulMessage = ulMessage;
- m_pParam1 = pParam1;
- m_pParam2 = pParam2;
- m_pPlatformSpecificData = pPlatformSpecificData;
- };
- HXThreadMessage(HXThreadMessage* pMsg)
- : m_ulMessage(0),
- m_pParam1(NULL),
- m_pParam2(NULL),
- m_pPlatformSpecificData(NULL)
- {
- if( pMsg )
- {
- m_ulMessage = pMsg->m_ulMessage;
- m_pParam1 = pMsg->m_pParam1;
- m_pParam2 = pMsg->m_pParam2;
- m_pPlatformSpecificData = pMsg->m_pPlatformSpecificData;
- }
- };
- UINT32 m_ulMessage;
- void* m_pParam1;
- void* m_pParam2;
- void* m_pPlatformSpecificData;
- };
- enum
- {
- HX_CREATE_SUSPENDED = 0x01
- };
- class HXThread
- {
- public:
- static HX_RESULT MakeThread(HXThread*& pThread);
- static HX_RESULT MakeStubThread(HXThread*& pThread);
- virtual ~HXThread (void);
- virtual HX_RESULT CreateThread
- (void* (pExecAddr(void*)),
- void* pArg,
- ULONG32 ulCreationFlags = 0) = 0;
- virtual HX_RESULT Suspend (void) = 0;
-
- virtual HX_RESULT Resume (void) = 0;
- virtual HX_RESULT SetPriority (UINT32 ulPriority) = 0;
- virtual HX_RESULT GetPriority (UINT32& ulPriority) = 0;
- virtual HX_RESULT YieldTimeSlice (void) = 0;
- virtual HX_RESULT Exit (UINT32 ulExitCode) = 0;
- virtual HX_RESULT GetThreadId (UINT32& ulThreadId) = 0;
- //Returns *THE CALLING THREADS ID*, not the created thread's id.
- virtual ULONG32 GetCurrentThreadID() = 0;
- virtual HX_RESULT PostMessage(HXThreadMessage* pMsg, void* pWindowHandle = 0) = 0;
- virtual HX_RESULT GetMessage(HXThreadMessage* pMsg, UINT32 ulMsgFilterMix = 0, UINT32 ulMsgFilterMax = 0) = 0;
- virtual HX_RESULT DispatchMessage(HXThreadMessage* pMsg) = 0;
- #if defined(HELIX_FEATURE_NETWORK_USE_SELECT)
- public:
- conn * m_pConn; // connection to send loopback msg
- BOOL m_bUseReaderWriter; // set to true for network thread when local read/writer connected
- virtual void SetNetworkMessageConnection(conn* pConn) {};
- #endif // HELIX_FEATURE_NETWORK_USE_SELECT
- };
- class HXMutex
- {
- public:
- static HX_RESULT MakeNamedMutex (HXMutex*& pMutex, char* pName);
- static HX_RESULT MakeMutex (HXMutex*& pMutex);
- static HX_RESULT MakeStubMutex (HXMutex*& pMutex);
- virtual ~HXMutex (void) = 0;
- virtual HX_RESULT Lock (void) = 0;
- virtual HX_RESULT Unlock (void) = 0;
- virtual HX_RESULT Trylock (void) = 0;
- };
- class HXEvent
- {
- public:
- static HX_RESULT MakeEvent (HXEvent*& pEvent, const char* pEventName = NULL, BOOL bManualReset = TRUE);
- static HX_RESULT MakeStubEvent (HXEvent*& pEvent, const char* pEventName = NULL, BOOL bManualReset = TRUE);
- virtual ~HXEvent (void) = 0;
- virtual HX_RESULT SignalEvent (void) = 0;
- virtual HX_RESULT ResetEvent (void) = 0;
- virtual void* GetEventHandle (void) = 0;
- virtual HX_RESULT Wait (UINT32 uTimeoutPeriod = ALLFS) = 0;
- };
- //providing async callbacks.
- class HXAsyncTimer
- {
- public:
- // HXMSG_ASYNC_TIMER messages will be posted to
- // pReceivingThread's message queue every ulTimeOut milliseconds.
- // until KillTimer is called.
- // NOTE: under _WIN32 pReceivingThread is IGNORED and the calling
- // thread is the one to recieve the timer messages (WM_TIMER).
- static UINT32 SetTimer(ULONG32 ulTimeOut, HXThread* pReceivingThread );
- // pfExecFunc will be called every ulTimeOut milliseconds.
- static UINT32 SetTimer(ULONG32 ulTimeOut, TIMERPROC pfExecFunc );
- // ulTimeOut timer is killed/removed.
- static BOOL KillTimer(UINT32 ulTimerID );
- };
- #endif /*_HXTHREAD_H_*/