4 * Copyright 1997 Marcus Meissner
17 #include "interfaces.h"
23 /****************************************************************************
26 static ULONG WINAPI IUnknown_AddRef(LPUNKNOWN this) {
27 TRACE(relay,"(%p)->AddRef()\n",this);
30 static ULONG WINAPI IUnknown_Release(LPUNKNOWN this) {
31 TRACE(relay,"(%p)->Release()\n",this);
33 HeapFree(GetProcessHeap(),0,this);
39 static HRESULT WINAPI IUnknown_QueryInterface(LPUNKNOWN this,REFIID refiid,LPVOID *obj) {
42 WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
43 TRACE(relay,"(%p)->QueryInterface(%s,%p)\n",this,xrefiid,obj);
45 if (!memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown))) {
49 return OLE_E_ENUM_NOMORE;
52 static IUnknown_VTable uvt = {
53 IUnknown_QueryInterface,
60 IUnknown_Constructor() {
63 unk = (LPUNKNOWN)HeapAlloc(GetProcessHeap(),0,sizeof(IUnknown));
69 /****************************************************************************
72 ULONG WINAPI IMalloc16_AddRef(LPMALLOC16 this) {
73 TRACE(relay,"(%p)->AddRef()\n",this);
74 return 1; /* cannot be freed */
77 ULONG WINAPI IMalloc16_Release(LPMALLOC16 this) {
78 TRACE(relay,"(%p)->Release()\n",this);
79 return 1; /* cannot be freed */
82 HRESULT WINAPI IMalloc16_QueryInterface(LPMALLOC16 this,REFIID refiid,LPVOID *obj) {
85 WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
86 TRACE(relay,"(%p)->QueryInterface(%s,%p)\n",this,xrefiid,obj);
87 if ( !memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown)) ||
88 !memcmp(&IID_IMalloc,refiid,sizeof(IID_IMalloc))
93 return OLE_E_ENUM_NOMORE;
96 LPVOID WINAPI IMalloc16_Alloc(LPMALLOC16 this,DWORD cb) {
97 TRACE(relay,"(%p)->Alloc(%ld)\n",this,cb);
98 return (LPVOID)PTR_SEG_OFF_TO_SEGPTR(this->heap,LOCAL_Alloc(this->heap,0,cb));
101 LPVOID WINAPI IMalloc16_Realloc(LPMALLOC16 this,LPVOID pv,DWORD cb) {
102 TRACE(relay,"(%p)->Realloc(%p,%ld)\n",this,pv,cb);
103 return (LPVOID)PTR_SEG_OFF_TO_SEGPTR(this->heap,LOCAL_ReAlloc(this->heap,0,LOWORD(pv),cb));
105 VOID WINAPI IMalloc16_Free(LPMALLOC16 this,LPVOID pv) {
106 TRACE(relay,"(%p)->Free(%p)\n",this,pv);
107 LOCAL_Free(this->heap,LOWORD(pv));
110 DWORD WINAPI IMalloc16_GetSize(LPMALLOC16 this,LPVOID pv) {
111 TRACE(relay,"(%p)->GetSize(%p)\n",this,pv);
112 return LOCAL_Size(this->heap,LOWORD(pv));
115 INT16 WINAPI IMalloc16_DidAlloc(LPMALLOC16 this,LPVOID pv) {
116 TRACE(relay,"(%p)->DidAlloc(%p)\n",this,pv);
119 LPVOID WINAPI IMalloc16_HeapMinimize(LPMALLOC16 this) {
120 TRACE(relay,"(%p)->HeapMinimize()\n",this);
125 /* FIXME: This is unused */
126 static IMalloc16_VTable mvt16 = {
127 IMalloc16_QueryInterface,
135 IMalloc16_HeapMinimize,
138 static IMalloc16_VTable *msegvt16 = NULL;
141 IMalloc16_Constructor() {
143 HMODULE16 hcomp = GetModuleHandle16("COMPOBJ");
145 this = (LPMALLOC16)SEGPTR_NEW(IMalloc16);
147 this->lpvtbl = msegvt16 = SEGPTR_NEW(IMalloc16_VTable);
149 #define FN(x) this->lpvtbl->fn##x = (void*)WIN32_GetProcAddress16(hcomp,"IMalloc16_"#x);assert(this->lpvtbl->fn##x)
159 msegvt16 = (LPMALLOC16_VTABLE)SEGPTR_GET(msegvt16);
161 this->lpvtbl = msegvt16;
164 /* FIXME: implement multiple heaps */
165 this->heap = GlobalAlloc16(GMEM_MOVEABLE,64000);
166 LocalInit(this->heap,0,64000);
167 return (LPMALLOC16)SEGPTR_GET(this);
170 /****************************************************************************
173 static ULONG WINAPI IMalloc32_AddRef(LPMALLOC32 this) {
174 TRACE(relay,"(%p)->AddRef()\n",this);
175 return 1; /* cannot be freed */
178 static ULONG WINAPI IMalloc32_Release(LPMALLOC32 this) {
179 TRACE(relay,"(%p)->Release()\n",this);
180 return 1; /* cannot be freed */
183 static HRESULT WINAPI IMalloc32_QueryInterface(LPMALLOC32 this,REFIID refiid,LPVOID *obj) {
186 WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
187 TRACE(relay,"(%p)->QueryInterface(%s,%p)\n",this,xrefiid,obj);
188 if ( !memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown)) ||
189 !memcmp(&IID_IMalloc,refiid,sizeof(IID_IMalloc))
194 return OLE_E_ENUM_NOMORE;
197 static LPVOID WINAPI IMalloc32_Alloc(LPMALLOC32 this,DWORD cb) {
198 TRACE(relay,"(%p)->Alloc(%ld)\n",this,cb);
199 return HeapAlloc(GetProcessHeap(),0,cb);
202 static LPVOID WINAPI IMalloc32_Realloc(LPMALLOC32 this,LPVOID pv,DWORD cb) {
203 TRACE(relay,"(%p)->Realloc(%p,%ld)\n",this,pv,cb);
204 return HeapReAlloc(GetProcessHeap(),0,pv,cb);
206 static VOID WINAPI IMalloc32_Free(LPMALLOC32 this,LPVOID pv) {
207 TRACE(relay,"(%p)->Free(%p)\n",this,pv);
208 HeapFree(GetProcessHeap(),0,pv);
211 static DWORD WINAPI IMalloc32_GetSize(LPMALLOC32 this,LPVOID pv) {
212 TRACE(relay,"(%p)->GetSize(%p)\n",this,pv);
213 return HeapSize(GetProcessHeap(),0,pv);
216 static INT32 WINAPI IMalloc32_DidAlloc(LPMALLOC32 this,LPVOID pv) {
217 TRACE(relay,"(%p)->DidAlloc(%p)\n",this,pv);
220 static LPVOID WINAPI IMalloc32_HeapMinimize(LPMALLOC32 this) {
221 TRACE(relay,"(%p)->HeapMinimize()\n",this);
225 static IMalloc32_VTable VT_IMalloc32 = {
226 IMalloc32_QueryInterface,
234 IMalloc32_HeapMinimize,
238 IMalloc32_Constructor() {
241 this = (LPMALLOC32)HeapAlloc(GetProcessHeap(),0,sizeof(IMalloc32));
242 this->lpvtbl = &VT_IMalloc32;
246 /****************************************************************************
249 /****************************************************************************
250 * IsValidInterface (OLE32.78)
252 * True, if the passed pointer is a valid interface
254 BOOL32 WINAPI IsValidInterface32(
255 LPUNKNOWN punk /* [in] interface to be tested */
258 IsBadReadPtr32(punk,4) ||
259 IsBadReadPtr32(punk->lpvtbl,4) ||
260 IsBadReadPtr32(punk->lpvtbl->fnQueryInterface,9) ||
261 IsBadCodePtr32(punk->lpvtbl->fnQueryInterface)