git.oblomov.eu Git - wine/blob - dlls/avifil32/comentry.c

   1 /*
   2  * Copyright 2001 Hidenori TAKESHIMA <hidenori@a2.ctktv.ne.jp>
   3  */
   4
   5 #include <string.h>
   6 #include <stdio.h>
   7 #include <assert.h>
   8
   9 #include "winbase.h"
  10 #include "winnls.h"
  11 #include "mmsystem.h"
  12 #include "winerror.h"
  13 #include "ole2.h"
  14 #include "vfw.h"
  15 #include "debugtools.h"
  16 #include "avifile_private.h"
  17
  18 DEFAULT_DEBUG_CHANNEL(avifile);
  19
  20 static HRESULT WINAPI
  21 IClassFactory_fnQueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj);
  22 static ULONG WINAPI IClassFactory_fnAddRef(LPCLASSFACTORY iface);
  23 static ULONG WINAPI IClassFactory_fnRelease(LPCLASSFACTORY iface);
  24 static HRESULT WINAPI IClassFactory_fnCreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj);
  25 static HRESULT WINAPI IClassFactory_fnLockServer(LPCLASSFACTORY iface,BOOL dolock);
  26
  27 static ICOM_VTABLE(IClassFactory) iclassfact =
  28 {
  29         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
  30         IClassFactory_fnQueryInterface,
  31         IClassFactory_fnAddRef,
  32         IClassFactory_fnRelease,
  33         IClassFactory_fnCreateInstance,
  34         IClassFactory_fnLockServer
  35 };
  36
  37 typedef struct
  38 {
  39         /* IUnknown fields */
  40         ICOM_VFIELD(IClassFactory);
  41         DWORD   ref;
  42 } IClassFactoryImpl;
  43
  44 static IClassFactoryImpl AVIFILE_GlobalCF = {&iclassfact, 0 };
  45
  46
  47
  48 static HRESULT WINAPI
  49 IClassFactory_fnQueryInterface(LPCLASSFACTORY iface,REFIID riid,LPVOID *ppobj)
  50 {
  51         ICOM_THIS(IClassFactoryImpl,iface);
  52
  53         TRACE("(%p)->(%p,%p)\n",This,riid,ppobj);
  54         if ( ( IsEqualGUID( &IID_IUnknown, riid ) ) ||
  55              ( IsEqualGUID( &IID_IClassFactory, riid ) ) )
  56         {
  57                 *ppobj = iface;
  58                 IClassFactory_AddRef(iface);
  59                 return S_OK;
  60         }
  61
  62         return E_NOINTERFACE;
  63 }
  64
  65 static ULONG WINAPI IClassFactory_fnAddRef(LPCLASSFACTORY iface)
  66 {
  67         ICOM_THIS(IClassFactoryImpl,iface);
  68
  69         TRACE("(%p)->()\n",This);
  70         if ( (This->ref) == 0 )
  71                 AVIFILE_data.dwClassObjRef ++;
  72
  73         return ++(This->ref);
  74 }
  75
  76 static ULONG WINAPI IClassFactory_fnRelease(LPCLASSFACTORY iface)
  77 {
  78         ICOM_THIS(IClassFactoryImpl,iface);
  79
  80         TRACE("(%p)->()\n",This);
  81         if ( (--(This->ref)) > 0 )
  82                 return This->ref;
  83
  84         AVIFILE_data.dwClassObjRef --;
  85         return 0;
  86 }
  87
  88 static HRESULT WINAPI IClassFactory_fnCreateInstance(LPCLASSFACTORY iface,LPUNKNOWN pOuter,REFIID riid,LPVOID *ppobj)
  89 {
  90     /*ICOM_THIS(IClassFactoryImpl,iface);*/
  91
  92         *ppobj = NULL;
  93         if ( pOuter != NULL )
  94                 return E_FAIL;
  95
  96         if ( IsEqualGUID( &IID_IAVIFile, riid ) )
  97                 return AVIFILE_CreateIAVIFile(ppobj);
  98         if ( IsEqualGUID( &IID_IAVIStream, riid ) )
  99                 return AVIFILE_CreateIAVIStream(ppobj);
 100
 101         return E_NOINTERFACE;
 102 }
 103
 104 static HRESULT WINAPI IClassFactory_fnLockServer(LPCLASSFACTORY iface,BOOL dolock)
 105 {
 106         ICOM_THIS(IClassFactoryImpl,iface);
 107         HRESULT hr;
 108
 109         FIXME("(%p)->(%d),stub!\n",This,dolock);
 110         if (dolock)
 111                 hr = IClassFactory_AddRef(iface);
 112         else
 113                 hr = IClassFactory_Release(iface);
 114
 115         return hr;
 116 }
 117
 118
 119 /***********************************************************************
 120  *              DllGetClassObject (AVIFIL32.@)
 121  */
 122 HRESULT WINAPI AVIFILE_DllGetClassObject(const CLSID* pclsid,const IID* piid,void** ppv)
 123 {
 124         *ppv = NULL;
 125         if ( IsEqualCLSID( &IID_IClassFactory, piid ) )
 126         {
 127                 *ppv = (LPVOID)&AVIFILE_GlobalCF;
 128                 IClassFactory_AddRef((IClassFactory*)*ppv);
 129                 return S_OK;
 130         }
 131
 132         return CLASS_E_CLASSNOTAVAILABLE;
 133 }
 134
 135 /*****************************************************************************
 136  *              DllCanUnloadNow (AVIFIL32.@)
 137  */
 138 DWORD WINAPI AVIFILE_DllCanUnloadNow(void)
 139 {
 140         return ( AVIFILE_data.dwClassObjRef == 0 ) ? S_OK : S_FALSE;
 141 }
 142