Sweden-Number/dlls/dmusic/clock.c

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/*
* IReferenceClock Implementation
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*
* Copyright (C) 2003-2004 Rok Mandeljc
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*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
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*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
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*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
#include "dmusic_private.h"
#include "dmobject.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
static inline IReferenceClockImpl *impl_from_IReferenceClock(IReferenceClock *iface)
{
return CONTAINING_RECORD(iface, IReferenceClockImpl, IReferenceClock_iface);
}
/* IReferenceClockImpl IUnknown part: */
static HRESULT WINAPI IReferenceClockImpl_QueryInterface(IReferenceClock *iface, REFIID riid, LPVOID *ppobj)
{
IReferenceClockImpl *This = impl_from_IReferenceClock(iface);
TRACE("(%p, %s, %p)\n", This, debugstr_dmguid(riid), ppobj);
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if (IsEqualIID (riid, &IID_IUnknown) ||
IsEqualIID (riid, &IID_IReferenceClock)) {
IUnknown_AddRef(iface);
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*ppobj = This;
return S_OK;
}
WARN("(%p, %s, %p): not found\n", This, debugstr_dmguid(riid), ppobj);
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return E_NOINTERFACE;
}
static ULONG WINAPI IReferenceClockImpl_AddRef(IReferenceClock *iface)
{
IReferenceClockImpl *This = impl_from_IReferenceClock(iface);
ULONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p): new ref = %lu\n", This, ref);
return ref;
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}
static ULONG WINAPI IReferenceClockImpl_Release(IReferenceClock *iface)
{
IReferenceClockImpl *This = impl_from_IReferenceClock(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p): new ref = %lu\n", This, ref);
if (!ref) {
HeapFree(GetProcessHeap(), 0, This);
DMUSIC_UnlockModule();
}
return ref;
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}
/* IReferenceClockImpl IReferenceClock part: */
static HRESULT WINAPI IReferenceClockImpl_GetTime(IReferenceClock *iface, REFERENCE_TIME* pTime)
{
IReferenceClockImpl *This = impl_from_IReferenceClock(iface);
TRACE("(%p)->(%p)\n", This, pTime);
*pTime = This->rtTime;
return S_OK;
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}
static HRESULT WINAPI IReferenceClockImpl_AdviseTime(IReferenceClock *iface, REFERENCE_TIME baseTime, REFERENCE_TIME streamTime, HANDLE hEvent, DWORD* pdwAdviseCookie)
{
IReferenceClockImpl *This = impl_from_IReferenceClock(iface);
FIXME("(%p)->(0x%s, 0x%s, %p, %p): stub\n", This, wine_dbgstr_longlong(baseTime), wine_dbgstr_longlong(streamTime), hEvent, pdwAdviseCookie);
return S_OK;
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}
static HRESULT WINAPI IReferenceClockImpl_AdvisePeriodic(IReferenceClock *iface, REFERENCE_TIME startTime, REFERENCE_TIME periodTime, HANDLE hSemaphore, DWORD* pdwAdviseCookie)
{
IReferenceClockImpl *This = impl_from_IReferenceClock(iface);
FIXME("(%p)->(0x%s, 0x%s, %p, %p): stub\n", This, wine_dbgstr_longlong(startTime), wine_dbgstr_longlong(periodTime), hSemaphore, pdwAdviseCookie);
return S_OK;
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}
static HRESULT WINAPI IReferenceClockImpl_Unadvise(IReferenceClock *iface, DWORD dwAdviseCookie)
{
IReferenceClockImpl *This = impl_from_IReferenceClock(iface);
FIXME("(%p, %ld): stub\n", This, dwAdviseCookie);
return S_OK;
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}
static const IReferenceClockVtbl ReferenceClock_Vtbl = {
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IReferenceClockImpl_QueryInterface,
IReferenceClockImpl_AddRef,
IReferenceClockImpl_Release,
IReferenceClockImpl_GetTime,
IReferenceClockImpl_AdviseTime,
IReferenceClockImpl_AdvisePeriodic,
IReferenceClockImpl_Unadvise
};
/* for ClassFactory */
HRESULT DMUSIC_CreateReferenceClockImpl(LPCGUID riid, LPVOID* ret_iface, LPUNKNOWN unkouter)
{
IReferenceClockImpl* clock;
HRESULT hr;
TRACE("(%s, %p, %p)\n", debugstr_guid(riid), ret_iface, unkouter);
clock = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IReferenceClockImpl));
if (!clock) {
*ret_iface = NULL;
return E_OUTOFMEMORY;
}
clock->IReferenceClock_iface.lpVtbl = &ReferenceClock_Vtbl;
clock->ref = 1;
clock->rtTime = 0;
clock->pClockInfo.dwSize = sizeof (DMUS_CLOCKINFO);
DMUSIC_LockModule();
hr = IReferenceClockImpl_QueryInterface(&clock->IReferenceClock_iface, riid, ret_iface);
IReferenceClock_Release(&clock->IReferenceClock_iface);
return hr;
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}