dlls/dmusic/clock.c

   1 /* IReferenceClock Implementation
   2  *
   3  * Copyright (C) 2003 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILIY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #include "windef.h"
  23 #include "winbase.h"
  24 #include "winuser.h"
  25 #include "wingdi.h"
  26 #include "wine/debug.h"
  27
  28 #include "dmusic_private.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(dmusic);
  31
  32 /* IReferenceClock IUnknown parts follow: */
  33 HRESULT WINAPI IReferenceClockImpl_QueryInterface (IReferenceClock *iface, REFIID riid, LPVOID *ppobj)
  34 {
  35         ICOM_THIS(IReferenceClockImpl,iface);
  36
  37         if (IsEqualIID (riid, &IID_IUnknown) ||
  38             IsEqualIID (riid, &IID_IReferenceClock)) {
  39                 IReferenceClockImpl_AddRef(iface);
  40                 *ppobj = This;
  41                 return S_OK;
  42         }
  43
  44         WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
  45         return E_NOINTERFACE;
  46 }
  47
  48 ULONG WINAPI IReferenceClockImpl_AddRef (IReferenceClock *iface)
  49 {
  50         ICOM_THIS(IReferenceClockImpl,iface);
  51         TRACE("(%p) : AddRef from %ld\n", This, This->ref);
  52         return ++(This->ref);
  53 }
  54
  55 ULONG WINAPI IReferenceClockImpl_Release (IReferenceClock *iface)
  56 {
  57         ICOM_THIS(IReferenceClockImpl,iface);
  58         ULONG ref = --This->ref;
  59         TRACE("(%p) : ReleaseRef to %ld\n", This, This->ref);
  60         if (ref == 0) {
  61                 HeapFree(GetProcessHeap(), 0, This);
  62         }
  63         return ref;
  64 }
  65
  66 /* IReferenceClock Interface follow: */
  67 HRESULT WINAPI IReferenceClockImpl_GetTime (IReferenceClock *iface, REFERENCE_TIME* pTime)
  68 {
  69         ICOM_THIS(IReferenceClockImpl,iface);
  70
  71         TRACE("(%p, %p)\n", This, pTime);
  72         *pTime = This->rtTime;
  73
  74         return S_OK;
  75 }
  76
  77 HRESULT WINAPI IReferenceClockImpl_AdviseTime (IReferenceClock *iface, REFERENCE_TIME baseTime, REFERENCE_TIME streamTime, HANDLE hEvent, DWORD* pdwAdviseCookie)
  78 {
  79         ICOM_THIS(IReferenceClockImpl,iface);
  80
  81         FIXME("(%p, %lli, %lli, %p, %p): stub\n", This, baseTime, streamTime, hEvent, pdwAdviseCookie);
  82
  83         return S_OK;
  84 }
  85
  86 HRESULT WINAPI IReferenceClockImpl_AdvisePeriodic (IReferenceClock *iface, REFERENCE_TIME startTime, REFERENCE_TIME periodTime, HANDLE hSemaphore, DWORD* pdwAdviseCookie)
  87 {
  88         ICOM_THIS(IReferenceClockImpl,iface);
  89
  90         FIXME("(%p, %lli, %lli, %p, %p): stub\n", This, startTime, periodTime, hSemaphore, pdwAdviseCookie);
  91
  92         return S_OK;
  93 }
  94
  95 HRESULT WINAPI IReferenceClockImpl_Unadvise (IReferenceClock *iface, DWORD dwAdviseCookie)
  96 {
  97         ICOM_THIS(IReferenceClockImpl,iface);
  98
  99         FIXME("(%p, %ld): stub\n", This, dwAdviseCookie);
 100
 101         return S_OK;
 102 }
 103
 104 ICOM_VTABLE(IReferenceClock) ReferenceClock_Vtbl =
 105 {
 106     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 107         IReferenceClockImpl_QueryInterface,
 108         IReferenceClockImpl_AddRef,
 109         IReferenceClockImpl_Release,
 110         IReferenceClockImpl_GetTime,
 111         IReferenceClockImpl_AdviseTime,
 112         IReferenceClockImpl_AdvisePeriodic,
 113         IReferenceClockImpl_Unadvise
 114 };
 115
 116 /* for ClassFactory */
 117 HRESULT WINAPI DMUSIC_CreateReferenceClock (LPCGUID lpcGUID, IReferenceClock** ppRC, LPUNKNOWN pUnkOuter)
 118 {
 119         IReferenceClockImpl* clock;
 120
 121         if (IsEqualIID (lpcGUID, &IID_IReferenceClock))
 122         {
 123                 clock = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IReferenceClockImpl));
 124                 if (NULL == clock) {
 125                         *ppRC = NULL;
 126                         return E_OUTOFMEMORY;
 127                 }
 128                 clock->lpVtbl = &ReferenceClock_Vtbl;
 129                 clock->ref = 1;
 130                 clock->rtTime = 0;
 131                 clock->pClockInfo.dwSize = sizeof (DMUS_CLOCKINFO);
 132
 133                 *ppRC = (IReferenceClock *) clock;
 134                 return S_OK;
 135         }
 136
 137         WARN("No interface found\n");
 138         return E_NOINTERFACE;
 139 }