mirror of
git://source.winehq.org/git/wine.git
synced 2024-10-31 12:19:49 +00:00
0e35ebada0
- thread safe access to internal structures - fixed bug on ONE_SHOT timers - deferred service thread call until really needed (no longer on WINMM or MMSYSTEM attachement)
351 lines
9.5 KiB
C
351 lines
9.5 KiB
C
/* -*- tab-width: 8; c-basic-offset: 4 -*- */
|
|
|
|
/*
|
|
* MMSYTEM time functions
|
|
*
|
|
* Copyright 1993 Martin Ayotte
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <time.h>
|
|
#include <sys/time.h>
|
|
#include "winbase.h"
|
|
#include "wine/winbase16.h" /* GetTaskDS */
|
|
#include "callback.h"
|
|
#include "mmsystem.h"
|
|
#include "services.h"
|
|
#include "debugtools.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(mmtime)
|
|
|
|
typedef struct tagTIMERENTRY {
|
|
UINT wDelay;
|
|
UINT wResol;
|
|
FARPROC16 lpFunc;
|
|
HINSTANCE hInstance;
|
|
DWORD dwUser;
|
|
UINT wFlags;
|
|
UINT wTimerID;
|
|
UINT wCurTime;
|
|
UINT isWin32;
|
|
struct tagTIMERENTRY* lpNext;
|
|
} TIMERENTRY, *LPTIMERENTRY;
|
|
|
|
static DWORD mmSysTimeMS;
|
|
static LPTIMERENTRY lpTimerList = NULL;
|
|
static HANDLE hMMTimer = 0;
|
|
CRITICAL_SECTION mmTimeCritSect;
|
|
|
|
/*
|
|
* FIXME
|
|
* We're using "1" as the mininum resolution to the timer,
|
|
* as Windows 95 does, according to the docs. Maybe it should
|
|
* depend on the computers resources!
|
|
*/
|
|
#define MMSYSTIME_MININTERVAL /* (1) */ (10)
|
|
#define MMSYSTIME_MAXINTERVAL (65535)
|
|
|
|
static void TIME_TriggerCallBack(LPTIMERENTRY lpTimer, DWORD dwCurrent)
|
|
{
|
|
if (lpTimer->lpFunc != (FARPROC16) NULL) {
|
|
TRACE("before CallBack (%lu)!\n", dwCurrent);
|
|
TRACE("lpFunc=%p wTimerID=%04X dwUser=%08lX !\n",
|
|
lpTimer->lpFunc, lpTimer->wTimerID, lpTimer->dwUser);
|
|
TRACE("hInstance=%04X !\n", lpTimer->hInstance);
|
|
|
|
/* - TimeProc callback that is called here is something strange, under Windows 3.1x it is called
|
|
* during interrupt time, is allowed to execute very limited number of API calls (like
|
|
* PostMessage), and must reside in DLL (therefore uses stack of active application). So I
|
|
* guess current implementation via SetTimer has to be improved upon.
|
|
*/
|
|
switch (lpTimer->wFlags & 0x30) {
|
|
case TIME_CALLBACK_FUNCTION:
|
|
if (lpTimer->isWin32)
|
|
((LPTIMECALLBACK)lpTimer->lpFunc)(lpTimer->wTimerID, 0, lpTimer->dwUser, 0, 0);
|
|
else
|
|
Callbacks->CallTimeFuncProc(lpTimer->lpFunc,
|
|
lpTimer->wTimerID, 0,
|
|
lpTimer->dwUser, 0, 0);
|
|
break;
|
|
case TIME_CALLBACK_EVENT_SET:
|
|
SetEvent((HANDLE)lpTimer->lpFunc);
|
|
break;
|
|
case TIME_CALLBACK_EVENT_PULSE:
|
|
PulseEvent((HANDLE)lpTimer->lpFunc);
|
|
break;
|
|
default:
|
|
FIXME("Unknown callback type 0x%04x for mmtime callback (%p), ignored.\n", lpTimer->wFlags, lpTimer->lpFunc);
|
|
break;
|
|
}
|
|
TRACE("after CallBack !\n");
|
|
}
|
|
}
|
|
|
|
/**************************************************************************
|
|
* TIME_MMSysTimeCallback
|
|
*/
|
|
static void CALLBACK TIME_MMSysTimeCallback( ULONG_PTR dummy )
|
|
{
|
|
LPTIMERENTRY lpTimer, lpNextTimer;
|
|
|
|
mmSysTimeMS += MMSYSTIME_MININTERVAL;
|
|
|
|
EnterCriticalSection(&mmTimeCritSect);
|
|
|
|
for (lpTimer = lpTimerList; lpTimer != NULL; ) {
|
|
lpNextTimer = lpTimer->lpNext;
|
|
if (lpTimer->wCurTime < MMSYSTIME_MININTERVAL) {
|
|
lpTimer->wCurTime = lpTimer->wDelay;
|
|
TIME_TriggerCallBack(lpTimer, mmSysTimeMS);
|
|
if (lpTimer->wFlags & TIME_ONESHOT)
|
|
timeKillEvent(lpTimer->wTimerID);
|
|
} else {
|
|
lpTimer->wCurTime -= MMSYSTIME_MININTERVAL;
|
|
}
|
|
lpTimer = lpNextTimer;
|
|
}
|
|
|
|
LeaveCriticalSection(&mmTimeCritSect);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MULTIMEDIA_MMTimeInit [internal]
|
|
*/
|
|
BOOL MULTIMEDIA_MMTimeInit(void)
|
|
{
|
|
InitializeCriticalSection(&mmTimeCritSect);
|
|
MakeCriticalSectionGlobal(&mmTimeCritSect);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MULTIMEDIA_MMTimeStart [internal]
|
|
*/
|
|
static BOOL MULTIMEDIA_MMTimeStart(void)
|
|
{
|
|
/* one could think it's possible to stop the service thread activity when no more
|
|
* mm timers are active, but this would require to handle delta (in time) between
|
|
* GetTickCount() and timeGetTime() which are not -currently- synchronized.
|
|
*/
|
|
if (!hMMTimer) {
|
|
mmSysTimeMS = GetTickCount();
|
|
hMMTimer = SERVICE_AddTimer( MMSYSTIME_MININTERVAL*1000L, TIME_MMSysTimeCallback, 0 );
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeGetSystemTime [WINMM.140]
|
|
*/
|
|
MMRESULT WINAPI timeGetSystemTime(LPMMTIME lpTime, UINT wSize)
|
|
{
|
|
TRACE("(%p, %u);\n", lpTime, wSize);
|
|
|
|
if (wSize >= sizeof(*lpTime)) {
|
|
MULTIMEDIA_MMTimeStart();
|
|
lpTime->wType = TIME_MS;
|
|
lpTime->u.ms = mmSysTimeMS;
|
|
|
|
TRACE("=> %lu\n", mmSysTimeMS);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeGetSystemTime [MMSYSTEM.601]
|
|
*/
|
|
MMRESULT16 WINAPI timeGetSystemTime16(LPMMTIME16 lpTime, UINT16 wSize)
|
|
{
|
|
TRACE("(%p, %u);\n", lpTime, wSize);
|
|
|
|
if (wSize >= sizeof(*lpTime)) {
|
|
MULTIMEDIA_MMTimeStart();
|
|
lpTime->wType = TIME_MS;
|
|
lpTime->u.ms = mmSysTimeMS;
|
|
|
|
TRACE("=> %lu\n", mmSysTimeMS);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeSetEventInternal [internal]
|
|
*/
|
|
static WORD timeSetEventInternal(UINT wDelay, UINT wResol,
|
|
FARPROC16 lpFunc, DWORD dwUser,
|
|
UINT wFlags, UINT16 isWin32)
|
|
{
|
|
WORD wNewID = 0;
|
|
LPTIMERENTRY lpNewTimer;
|
|
LPTIMERENTRY lpTimer;
|
|
|
|
TRACE("(%u, %u, %p, %08lX, %04X);\n", wDelay, wResol, lpFunc, dwUser, wFlags);
|
|
|
|
lpNewTimer = (LPTIMERENTRY)malloc(sizeof(TIMERENTRY));
|
|
if (lpNewTimer == NULL)
|
|
return 0;
|
|
|
|
MULTIMEDIA_MMTimeStart();
|
|
|
|
lpNewTimer->wCurTime = wDelay;
|
|
lpNewTimer->wDelay = wDelay;
|
|
lpNewTimer->wResol = wResol;
|
|
lpNewTimer->lpFunc = lpFunc;
|
|
lpNewTimer->isWin32 = isWin32;
|
|
lpNewTimer->hInstance = GetTaskDS16();
|
|
lpNewTimer->dwUser = dwUser;
|
|
lpNewTimer->wFlags = wFlags;
|
|
|
|
TRACE("hInstance=%04X,lpFunc=0x%08lx !\n", lpNewTimer->hInstance, (DWORD)lpFunc);
|
|
|
|
EnterCriticalSection(&mmTimeCritSect);
|
|
|
|
for (lpTimer = lpTimerList; lpTimer != NULL; lpTimer = lpTimer->lpNext) {
|
|
wNewID = MAX(wNewID, lpTimer->wTimerID);
|
|
}
|
|
|
|
lpNewTimer->lpNext = lpTimerList;
|
|
lpTimerList = lpNewTimer;
|
|
lpNewTimer->wTimerID = wNewID + 1;
|
|
|
|
LeaveCriticalSection(&mmTimeCritSect);
|
|
|
|
return wNewID + 1;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeSetEvent [MMSYSTEM.602]
|
|
*/
|
|
MMRESULT WINAPI timeSetEvent(UINT wDelay, UINT wResol, LPTIMECALLBACK lpFunc,
|
|
DWORD dwUser, UINT wFlags)
|
|
{
|
|
return timeSetEventInternal(wDelay, wResol, (FARPROC16)lpFunc, dwUser, wFlags, 1);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeSetEvent [MMSYSTEM.602]
|
|
*/
|
|
MMRESULT16 WINAPI timeSetEvent16(UINT16 wDelay, UINT16 wResol, LPTIMECALLBACK16 lpFunc,
|
|
DWORD dwUser, UINT16 wFlags)
|
|
{
|
|
return timeSetEventInternal(wDelay, wResol, (FARPROC16)lpFunc, dwUser, wFlags, 0);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeKillEvent [WINMM.142]
|
|
*/
|
|
MMRESULT WINAPI timeKillEvent(UINT wID)
|
|
{
|
|
LPTIMERENTRY* lpTimer;
|
|
MMRESULT ret = MMSYSERR_INVALPARAM;
|
|
|
|
EnterCriticalSection(&mmTimeCritSect);
|
|
|
|
for (lpTimer = &lpTimerList; *lpTimer; lpTimer = &((*lpTimer)->lpNext)) {
|
|
if (wID == (*lpTimer)->wTimerID) {
|
|
LPTIMERENTRY xlptimer = (*lpTimer)->lpNext;
|
|
|
|
free(*lpTimer);
|
|
*lpTimer = xlptimer;
|
|
ret = TIMERR_NOERROR;
|
|
break;
|
|
}
|
|
}
|
|
|
|
LeaveCriticalSection(&mmTimeCritSect);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeKillEvent [MMSYSTEM.603]
|
|
*/
|
|
MMRESULT16 WINAPI timeKillEvent16(UINT16 wID)
|
|
{
|
|
return timeKillEvent(wID);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeGetDevCaps [WINMM.139]
|
|
*/
|
|
MMRESULT WINAPI timeGetDevCaps(LPTIMECAPS lpCaps, UINT wSize)
|
|
{
|
|
TRACE("(%p, %u) !\n", lpCaps, wSize);
|
|
|
|
lpCaps->wPeriodMin = MMSYSTIME_MININTERVAL;
|
|
lpCaps->wPeriodMax = MMSYSTIME_MAXINTERVAL;
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeGetDevCaps [MMSYSTEM.604]
|
|
*/
|
|
MMRESULT16 WINAPI timeGetDevCaps16(LPTIMECAPS16 lpCaps, UINT16 wSize)
|
|
{
|
|
TRACE("(%p, %u) !\n", lpCaps, wSize);
|
|
|
|
lpCaps->wPeriodMin = MMSYSTIME_MININTERVAL;
|
|
lpCaps->wPeriodMax = MMSYSTIME_MAXINTERVAL;
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeBeginPeriod [WINMM.137]
|
|
*/
|
|
MMRESULT WINAPI timeBeginPeriod(UINT wPeriod)
|
|
{
|
|
TRACE("(%u) !\n", wPeriod);
|
|
|
|
if (wPeriod < MMSYSTIME_MININTERVAL || wPeriod > MMSYSTIME_MAXINTERVAL)
|
|
return TIMERR_NOCANDO;
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeBeginPeriod16 [MMSYSTEM.605]
|
|
*/
|
|
MMRESULT16 WINAPI timeBeginPeriod16(UINT16 wPeriod)
|
|
{
|
|
TRACE("(%u) !\n", wPeriod);
|
|
|
|
if (wPeriod < MMSYSTIME_MININTERVAL || wPeriod > MMSYSTIME_MAXINTERVAL)
|
|
return TIMERR_NOCANDO;
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeEndPeriod [WINMM.138]
|
|
*/
|
|
MMRESULT WINAPI timeEndPeriod(UINT wPeriod)
|
|
{
|
|
TRACE("(%u) !\n", wPeriod);
|
|
|
|
if (wPeriod < MMSYSTIME_MININTERVAL || wPeriod > MMSYSTIME_MAXINTERVAL)
|
|
return TIMERR_NOCANDO;
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeEndPeriod16 [MMSYSTEM.606]
|
|
*/
|
|
MMRESULT16 WINAPI timeEndPeriod16(UINT16 wPeriod)
|
|
{
|
|
TRACE("(%u) !\n", wPeriod);
|
|
|
|
if (wPeriod < MMSYSTIME_MININTERVAL || wPeriod > MMSYSTIME_MAXINTERVAL)
|
|
return TIMERR_NOCANDO;
|
|
return 0;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* timeGetTime [MMSYSTEM.607][WINMM.141]
|
|
*/
|
|
DWORD WINAPI timeGetTime(void)
|
|
{
|
|
MULTIMEDIA_MMTimeStart();
|
|
return mmSysTimeMS;
|
|
}
|