diff options
Diffstat (limited to 'drivers/staging/epl/EplTimeruWin32.c')
| -rw-r--r-- | drivers/staging/epl/EplTimeruWin32.c | 513 |
1 files changed, 0 insertions, 513 deletions
diff --git a/drivers/staging/epl/EplTimeruWin32.c b/drivers/staging/epl/EplTimeruWin32.c deleted file mode 100644 index a967b4e59d4b..000000000000 --- a/drivers/staging/epl/EplTimeruWin32.c +++ /dev/null @@ -1,513 +0,0 @@ -/**************************************************************************** - - (c) SYSTEC electronic GmbH, D-07973 Greiz, August-Bebel-Str. 29 - www.systec-electronic.com - - Project: openPOWERLINK - - Description: source file for Epl Userspace-Timermodule for Win32 - - License: - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - 1. Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - 2. Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - 3. Neither the name of SYSTEC electronic GmbH nor the names of its - contributors may be used to endorse or promote products derived - from this software without prior written permission. For written - permission, please contact info@systec-electronic.com. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - POSSIBILITY OF SUCH DAMAGE. - - Severability Clause: - - If a provision of this License is or becomes illegal, invalid or - unenforceable in any jurisdiction, that shall not affect: - 1. the validity or enforceability in that jurisdiction of any other - provision of this License; or - 2. the validity or enforceability in other jurisdictions of that or - any other provision of this License. - - ------------------------------------------------------------------------- - - $RCSfile: EplTimeruWin32.c,v $ - - $Author: D.Krueger $ - - $Revision: 1.4 $ $Date: 2008/04/17 21:36:32 $ - - $State: Exp $ - - Build Environment: - GCC V3.4 - - ------------------------------------------------------------------------- - - Revision History: - - 2006/07/06 k.t.: start of the implementation - -****************************************************************************/ - -#include "user/EplTimeru.h" - -/***************************************************************************/ -/* */ -/* */ -/* G L O B A L D E F I N I T I O N S */ -/* */ -/* */ -/***************************************************************************/ - -//--------------------------------------------------------------------------- -// const defines -//--------------------------------------------------------------------------- - -//--------------------------------------------------------------------------- -// local types -//--------------------------------------------------------------------------- -typedef struct { - tEplTimerArg TimerArgument; - HANDLE DelteHandle; - unsigned long ulTimeout; - -} tEplTimeruThread; - -typedef struct { - LPCRITICAL_SECTION m_pCriticalSection; - CRITICAL_SECTION m_CriticalSection; -} tEplTimeruInstance; -//--------------------------------------------------------------------------- -// modul globale vars -//--------------------------------------------------------------------------- -static tEplTimeruInstance EplTimeruInstance_g; -static tEplTimeruThread ThreadData_l; -//--------------------------------------------------------------------------- -// local function prototypes -//--------------------------------------------------------------------------- -DWORD PUBLIC EplSdoTimeruThreadms(LPVOID lpParameter); - -/***************************************************************************/ -/* */ -/* */ -/* C L A S S <Epl Userspace-Timermodule for Win32> */ -/* */ -/* */ -/***************************************************************************/ -// -// Description: Epl Userspace-Timermodule for Win32 -// -// -/***************************************************************************/ - -//=========================================================================// -// // -// P U B L I C F U N C T I O N S // -// // -//=========================================================================// - -//--------------------------------------------------------------------------- -// -// Function: EplTimeruInit -// -// Description: function init first instance -// -// -// -// Parameters: -// -// -// Returns: tEplKernel = errorcode -// -// -// State: -// -//--------------------------------------------------------------------------- -tEplKernel PUBLIC EplTimeruInit() -{ - tEplKernel Ret; - - Ret = EplTimeruAddInstance(); - - return Ret; -} - -//--------------------------------------------------------------------------- -// -// Function: EplTimeruAddInstance -// -// Description: function init additional instance -// -// -// -// Parameters: -// -// -// Returns: tEplKernel = errorcode -// -// -// State: -// -//--------------------------------------------------------------------------- -tEplKernel PUBLIC EplTimeruAddInstance() -{ - tEplKernel Ret; - - Ret = kEplSuccessful; - - // create critical section - EplTimeruInstance_g.m_pCriticalSection = - &EplTimeruInstance_g.m_CriticalSection; - InitializeCriticalSection(EplTimeruInstance_g.m_pCriticalSection); - - return Ret; -} - -//--------------------------------------------------------------------------- -// -// Function: EplTimeruDelInstance -// -// Description: function delte instance -// -> under Win32 nothing to do -// -> no instnace table needed -// -// -// -// Parameters: -// -// -// Returns: tEplKernel = errorcode -// -// -// State: -// -//--------------------------------------------------------------------------- -tEplKernel PUBLIC EplTimeruDelInstance() -{ - tEplKernel Ret; - - Ret = kEplSuccessful; - - return Ret; -} - -//--------------------------------------------------------------------------- -// -// Function: EplTimeruSetTimerMs -// -// Description: function create a timer and return a handle to the pointer -// -// -// -// Parameters: pTimerHdl_p = pointer to a buffer to fill in the handle -// ulTime_p = time for timer in ms -// Argument_p = argument for timer -// -// -// Returns: tEplKernel = errorcode -// -// -// State: -// -//--------------------------------------------------------------------------- -tEplKernel PUBLIC EplTimeruSetTimerMs(tEplTimerHdl * pTimerHdl_p, - unsigned long ulTime_p, - tEplTimerArg Argument_p) -{ - tEplKernel Ret; - HANDLE DeleteHandle; - HANDLE ThreadHandle; - DWORD ThreadId; - - Ret = kEplSuccessful; - - // check handle - if (pTimerHdl_p == NULL) { - Ret = kEplTimerInvalidHandle; - goto Exit; - } - // enter critical section - EnterCriticalSection(EplTimeruInstance_g.m_pCriticalSection); - - // first create event to delete timer - DeleteHandle = CreateEvent(NULL, FALSE, FALSE, NULL); - if (DeleteHandle == NULL) { - Ret = kEplTimerNoTimerCreated; - goto Exit; - } - // set handle for caller - *pTimerHdl_p = (tEplTimerHdl) DeleteHandle; - - // fill data for thread - ThreadData_l.DelteHandle = DeleteHandle; - EPL_MEMCPY(&ThreadData_l.TimerArgument, &Argument_p, - sizeof(tEplTimerArg)); - ThreadData_l.ulTimeout = ulTime_p; - - // create thread to create waitable timer and wait for timer - ThreadHandle = CreateThread(NULL, - 0, - EplSdoTimeruThreadms, - &ThreadData_l, 0, &ThreadId); - if (ThreadHandle == NULL) { - // leave critical section - LeaveCriticalSection(EplTimeruInstance_g.m_pCriticalSection); - - // delte handle - CloseHandle(DeleteHandle); - - Ret = kEplTimerNoTimerCreated; - goto Exit; - } - - Exit: - return Ret; -} - - //--------------------------------------------------------------------------- -// -// Function: EplTimeruModifyTimerMs -// -// Description: function change a timer and return a handle to the pointer -// -// -// -// Parameters: pTimerHdl_p = pointer to a buffer to fill in the handle -// ulTime_p = time for timer in ms -// Argument_p = argument for timer -// -// -// Returns: tEplKernel = errorcode -// -// -// State: -// -//--------------------------------------------------------------------------- -tEplKernel PUBLIC EplTimeruModifyTimerMs(tEplTimerHdl * pTimerHdl_p, - unsigned long ulTime_p, - tEplTimerArg Argument_p) -{ - tEplKernel Ret; - HANDLE DeleteHandle; - HANDLE ThreadHandle; - DWORD ThreadId; - - Ret = kEplSuccessful; - - // check parameter - if (pTimerHdl_p == NULL) { - Ret = kEplTimerInvalidHandle; - goto Exit; - } - - DeleteHandle = (HANDLE) (*pTimerHdl_p); - - // set event to end timer task for this timer - SetEvent(DeleteHandle); - - // create new timer - // first create event to delete timer - DeleteHandle = CreateEvent(NULL, FALSE, FALSE, NULL); - if (DeleteHandle == NULL) { - Ret = kEplTimerNoTimerCreated; - goto Exit; - } - // set handle for caller - *pTimerHdl_p = (tEplTimerHdl) DeleteHandle; - - // enter critical section - EnterCriticalSection(EplTimeruInstance_g.m_pCriticalSection); - - // fill data for thread - ThreadData_l.DelteHandle = DeleteHandle; - EPL_MEMCPY(&ThreadData_l.TimerArgument, &Argument_p, - sizeof(tEplTimerArg)); - ThreadData_l.ulTimeout = ulTime_p; - - // create thread to create waitable timer and wait for timer - ThreadHandle = CreateThread(NULL, - 0, - EplSdoTimeruThreadms, - &ThreadData_l, 0, &ThreadId); - if (ThreadHandle == NULL) { - // leave critical section - LeaveCriticalSection(EplTimeruInstance_g.m_pCriticalSection); - - // delte handle - - Ret = kEplTimerNoTimerCreated; - goto Exit; - } - - Exit: - return Ret; -} - - //--------------------------------------------------------------------------- -// -// Function: EplTimeruDeleteTimer -// -// Description: function delte a timer -// -// -// -// Parameters: pTimerHdl_p = pointer to a buffer to fill in the handle -// -// -// Returns: tEplKernel = errorcode -// -// -// State: -// -//--------------------------------------------------------------------------- -tEplKernel PUBLIC EplTimeruDeleteTimer(tEplTimerHdl * pTimerHdl_p) -{ - tEplKernel Ret; - HANDLE DeleteHandle; - - Ret = kEplSuccessful; - - // check parameter - if (pTimerHdl_p == NULL) { - Ret = kEplTimerInvalidHandle; - goto Exit; - } - - DeleteHandle = (HANDLE) (*pTimerHdl_p); - - // set event to end timer task for this timer - SetEvent(DeleteHandle); - - // set handle invalide - *pTimerHdl_p = 0; - - Exit: - return Ret; - -} - -//=========================================================================// -// // -// P R I V A T E F U N C T I O N S // -// // -//=========================================================================// - -//--------------------------------------------------------------------------- -// -// Function: EplSdoTimeruThreadms -// -// Description: function to process timer as thread -// -// -// -// Parameters: lpParameter = pointer to structur of type tEplTimeruThread -// -// -// Returns: DWORD = Errorcode -// -// -// State: -// -//--------------------------------------------------------------------------- -DWORD PUBLIC EplSdoTimeruThreadms(LPVOID lpParameter) -{ - tEplKernel Ret; - tEplTimeruThread *pThreadData; - HANDLE aHandles[2]; - BOOL fReturn; - LARGE_INTEGER TimeoutTime; - unsigned long ulEvent; - tEplEvent EplEvent; - tEplTimeruThread ThreadData; - tEplTimerEventArg TimerEventArg; - - Ret = kEplSuccessful; - - // get pointer to data - pThreadData = (tEplTimeruThread *) lpParameter; - // copy thread data - EPL_MEMCPY(&ThreadData, pThreadData, sizeof(ThreadData)); - pThreadData = &ThreadData; - - // leave critical section - LeaveCriticalSection(EplTimeruInstance_g.m_pCriticalSection); - - // create waitable timer - aHandles[1] = CreateWaitableTimer(NULL, FALSE, NULL); - if (aHandles[1] == NULL) { - Ret = kEplTimerNoTimerCreated; - goto Exit; - } - // set timer - // set timeout interval -> needed to be negativ - // -> because relative timeout - // -> multiply by 10000 for 100 ns timebase of function - TimeoutTime.QuadPart = (((long long)pThreadData->ulTimeout) * -10000); - fReturn = SetWaitableTimer(aHandles[1], - &TimeoutTime, 0, NULL, NULL, FALSE); - if (fReturn == 0) { - Ret = kEplTimerNoTimerCreated; - goto Exit; - } - // save delte event handle in handle array - aHandles[0] = pThreadData->DelteHandle; - - // wait for one of the events - ulEvent = WaitForMultipleObjects(2, &aHandles[0], FALSE, INFINITE); - if (ulEvent == WAIT_OBJECT_0) { // delte event - - // close handels - CloseHandle(aHandles[1]); - // terminate thread - goto Exit; - } else if (ulEvent == (WAIT_OBJECT_0 + 1)) { // timer event - // call event function - TimerEventArg.m_TimerHdl = - (tEplTimerHdl) pThreadData->DelteHandle; - TimerEventArg.m_ulArg = pThreadData->TimerArgument.m_ulArg; - - EplEvent.m_EventSink = pThreadData->TimerArgument.m_EventSink; - EplEvent.m_EventType = kEplEventTypeTimer; - EPL_MEMSET(&EplEvent.m_NetTime, 0x00, sizeof(tEplNetTime)); - EplEvent.m_pArg = &TimerEventArg; - EplEvent.m_uiSize = sizeof(TimerEventArg); - - Ret = EplEventuPost(&EplEvent); - - // close handels - CloseHandle(aHandles[1]); - // terminate thread - goto Exit; - - } else { // error - ulEvent = GetLastError(); - TRACE1("Error in WaitForMultipleObjects Errorcode: 0x%x\n", - ulEvent); - // terminate thread - goto Exit; - } - - Exit: - return Ret; -} - -// EOF |