379 lines
10 KiB
C
379 lines
10 KiB
C
/*
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* basic interfaces
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*
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* Copyright 1997 Marcus Meissner
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*/
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#include "config.h"
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include "ole2.h"
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#include "windef.h"
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#include "winerror.h"
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#include "wine/obj_base.h"
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#include "wine/winbase16.h"
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#include "ifs.h"
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#include "debugtools.h"
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DEFAULT_DEBUG_CHANNEL(relay);
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/* --- IUnknown implementation */
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typedef struct
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{
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/* IUnknown fields */
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ICOM_VFIELD(IUnknown);
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DWORD ref;
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} IUnknownImpl;
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/******************************************************************************
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* IUnknown_AddRef [VTABLE:IUNKNOWN.1]
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*/
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static ULONG WINAPI IUnknown_fnAddRef(LPUNKNOWN iface) {
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ICOM_THIS(IUnknownImpl,iface);
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TRACE("(%p)->AddRef()\n",This);
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return ++(This->ref);
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}
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/******************************************************************************
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* IUnknown_Release [VTABLE:IUNKNOWN.2]
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*/
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static ULONG WINAPI IUnknown_fnRelease(LPUNKNOWN iface) {
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ICOM_THIS(IUnknownImpl,iface);
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TRACE("(%p)->Release()\n",This);
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if (!--(This->ref)) {
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HeapFree(GetProcessHeap(),0,This);
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return 0;
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}
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return This->ref;
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}
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/******************************************************************************
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* IUnknown_QueryInterface [VTABLE:IUNKNOWN.0]
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*/
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static HRESULT WINAPI IUnknown_fnQueryInterface(LPUNKNOWN iface,REFIID refiid,LPVOID *obj) {
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ICOM_THIS(IUnknownImpl,iface);
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TRACE("(%p)->QueryInterface(%s,%p)\n",This,debugstr_guid(refiid),obj);
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if (!memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown))) {
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*obj = This;
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return 0;
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}
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return OLE_E_ENUM_NOMORE;
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}
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static ICOM_VTABLE(IUnknown) uvt =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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IUnknown_fnQueryInterface,
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IUnknown_fnAddRef,
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IUnknown_fnRelease
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};
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/******************************************************************************
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* IUnknown_Constructor [INTERNAL]
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*/
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LPUNKNOWN
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IUnknown_Constructor() {
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IUnknownImpl* unk;
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unk = (IUnknownImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(IUnknownImpl));
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ICOM_VTBL(unk) = &uvt;
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unk->ref = 1;
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return (LPUNKNOWN)unk;
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}
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/* --- IMalloc16 implementation */
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typedef struct
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{
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/* IUnknown fields */
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ICOM_VFIELD(IMalloc16);
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DWORD ref;
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/* IMalloc16 fields */
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} IMalloc16Impl;
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/******************************************************************************
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* IMalloc16_QueryInterface [COMPOBJ.500]
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*/
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HRESULT WINAPI IMalloc16_fnQueryInterface(IMalloc16* iface,REFIID refiid,LPVOID *obj) {
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ICOM_THIS(IMalloc16Impl,iface);
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TRACE("(%p)->QueryInterface(%s,%p)\n",This,debugstr_guid(refiid),obj);
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if ( !memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown)) ||
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!memcmp(&IID_IMalloc,refiid,sizeof(IID_IMalloc))
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) {
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*obj = This;
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return 0;
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}
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return OLE_E_ENUM_NOMORE;
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}
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/******************************************************************************
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* IMalloc16_AddRef [COMPOBJ.501]
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*/
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ULONG WINAPI IMalloc16_fnAddRef(IMalloc16* iface) {
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ICOM_THIS(IMalloc16Impl,iface);
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TRACE("(%p)->AddRef()\n",This);
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return 1; /* cannot be freed */
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}
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/******************************************************************************
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* IMalloc16_Release [COMPOBJ.502]
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*/
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ULONG WINAPI IMalloc16_fnRelease(IMalloc16* iface) {
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ICOM_THIS(IMalloc16Impl,iface);
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TRACE("(%p)->Release()\n",This);
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return 1; /* cannot be freed */
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}
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/******************************************************************************
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* IMalloc16_Alloc [COMPOBJ.503]
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*/
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SEGPTR WINAPI IMalloc16_fnAlloc(IMalloc16* iface,DWORD cb) {
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ICOM_THIS(IMalloc16Impl,iface);
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TRACE("(%p)->Alloc(%ld)\n",This,cb);
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return MapLS( HeapAlloc( GetProcessHeap(), 0, cb ) );
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}
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/******************************************************************************
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* IMalloc16_Realloc [COMPOBJ.504]
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*/
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SEGPTR WINAPI IMalloc16_fnRealloc(IMalloc16* iface,SEGPTR pv,DWORD cb)
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{
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SEGPTR ret;
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ICOM_THIS(IMalloc16Impl,iface);
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TRACE("(%p)->Realloc(%08lx,%ld)\n",This,pv,cb);
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ret = MapLS( HeapReAlloc( GetProcessHeap(), 0, MapSL(pv), cb ) );
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UnMapLS(pv);
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return ret;
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}
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/******************************************************************************
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* IMalloc16_Free [COMPOBJ.505]
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*/
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VOID WINAPI IMalloc16_fnFree(IMalloc16* iface,SEGPTR pv)
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{
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void *ptr = MapSL(pv);
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ICOM_THIS(IMalloc16Impl,iface);
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TRACE("(%p)->Free(%08lx)\n",This,pv);
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UnMapLS(pv);
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HeapFree( GetProcessHeap(), 0, ptr );
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}
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/******************************************************************************
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* IMalloc16_GetSize [COMPOBJ.506]
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*/
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DWORD WINAPI IMalloc16_fnGetSize(const IMalloc16* iface,SEGPTR pv)
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{
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ICOM_CTHIS(IMalloc16Impl,iface);
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TRACE("(%p)->GetSize(%08lx)\n",This,pv);
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return HeapSize( GetProcessHeap(), 0, MapSL(pv) );
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}
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/******************************************************************************
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* IMalloc16_DidAlloc [COMPOBJ.507]
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*/
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INT16 WINAPI IMalloc16_fnDidAlloc(const IMalloc16* iface,LPVOID pv) {
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ICOM_CTHIS(IMalloc16,iface);
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TRACE("(%p)->DidAlloc(%p)\n",This,pv);
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return (INT16)-1;
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}
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/******************************************************************************
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* IMalloc16_HeapMinimize [COMPOBJ.508]
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*/
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LPVOID WINAPI IMalloc16_fnHeapMinimize(IMalloc16* iface) {
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ICOM_THIS(IMalloc16Impl,iface);
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TRACE("(%p)->HeapMinimize()\n",This);
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return NULL;
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}
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/******************************************************************************
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* IMalloc16_Constructor [VTABLE]
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*/
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LPMALLOC16
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IMalloc16_Constructor()
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{
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static ICOM_VTABLE(IMalloc16) vt16;
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static SEGPTR msegvt16;
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IMalloc16Impl* This;
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HMODULE16 hcomp = GetModuleHandle16("COMPOBJ");
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This = HeapAlloc( GetProcessHeap(), 0, sizeof(IMalloc16Impl) );
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if (!msegvt16)
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{
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#define VTENT(x) vt16.x = (void*)GetProcAddress16(hcomp,"IMalloc16_"#x);assert(vt16.x)
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VTENT(QueryInterface);
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VTENT(AddRef);
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VTENT(Release);
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VTENT(Alloc);
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VTENT(Realloc);
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VTENT(Free);
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VTENT(GetSize);
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VTENT(DidAlloc);
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VTENT(HeapMinimize);
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#undef VTENT
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msegvt16 = MapLS( &vt16 );
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}
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ICOM_VTBL(This) = (ICOM_VTABLE(IMalloc16)*)msegvt16;
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This->ref = 1;
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return (LPMALLOC16)MapLS( This );
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}
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/* --- IMalloc32 implementation */
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typedef struct
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{
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/* IUnknown fields */
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ICOM_VFIELD(IMalloc);
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DWORD ref;
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} IMalloc32Impl;
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/******************************************************************************
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* IMalloc32_QueryInterface [VTABLE]
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*/
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static HRESULT WINAPI IMalloc_fnQueryInterface(LPMALLOC iface,REFIID refiid,LPVOID *obj) {
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ICOM_THIS(IMalloc32Impl,iface);
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TRACE("(%p)->QueryInterface(%s,%p)\n",This,debugstr_guid(refiid),obj);
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if ( !memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown)) ||
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!memcmp(&IID_IMalloc,refiid,sizeof(IID_IMalloc))
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) {
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*obj = This;
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return S_OK;
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}
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return OLE_E_ENUM_NOMORE;
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}
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/******************************************************************************
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* IMalloc32_AddRef [VTABLE]
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*/
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static ULONG WINAPI IMalloc_fnAddRef(LPMALLOC iface) {
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ICOM_THIS(IMalloc32Impl,iface);
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TRACE("(%p)->AddRef()\n",This);
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return 1; /* cannot be freed */
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}
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/******************************************************************************
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* IMalloc32_Release [VTABLE]
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*/
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static ULONG WINAPI IMalloc_fnRelease(LPMALLOC iface) {
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ICOM_THIS(IMalloc32Impl,iface);
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TRACE("(%p)->Release()\n",This);
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return 1; /* cannot be freed */
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}
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/******************************************************************************
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* IMalloc32_Alloc [VTABLE]
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*/
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static LPVOID WINAPI IMalloc_fnAlloc(LPMALLOC iface,DWORD cb) {
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LPVOID addr;
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ICOM_THIS(IMalloc32Impl,iface);
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addr = HeapAlloc(GetProcessHeap(),0,cb);
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TRACE("(%p)->Alloc(%ld) -> %p\n",This,cb,addr);
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return addr;
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}
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/******************************************************************************
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* IMalloc32_Realloc [VTABLE]
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*/
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static LPVOID WINAPI IMalloc_fnRealloc(LPMALLOC iface,LPVOID pv,DWORD cb) {
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ICOM_THIS(IMalloc32Impl,iface);
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TRACE("(%p)->Realloc(%p,%ld)\n",This,pv,cb);
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return HeapReAlloc(GetProcessHeap(),0,pv,cb);
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}
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/******************************************************************************
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* IMalloc32_Free [VTABLE]
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*/
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static VOID WINAPI IMalloc_fnFree(LPMALLOC iface,LPVOID pv) {
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ICOM_THIS(IMalloc32Impl,iface);
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TRACE("(%p)->Free(%p)\n",This,pv);
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HeapFree(GetProcessHeap(),0,pv);
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}
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/******************************************************************************
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* IMalloc32_GetSize [VTABLE]
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*/
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static DWORD WINAPI IMalloc_fnGetSize(LPMALLOC iface,LPVOID pv) {
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ICOM_CTHIS(IMalloc,iface);
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TRACE("(%p)->GetSize(%p)\n",This,pv);
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return HeapSize(GetProcessHeap(),0,pv);
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}
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/******************************************************************************
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* IMalloc32_DidAlloc [VTABLE]
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*/
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static INT WINAPI IMalloc_fnDidAlloc(LPMALLOC iface,LPVOID pv) {
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ICOM_CTHIS(IMalloc32Impl,iface);
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TRACE("(%p)->DidAlloc(%p)\n",This,pv);
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return -1;
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}
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/******************************************************************************
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* IMalloc32_HeapMinimize [VTABLE]
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*/
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static VOID WINAPI IMalloc_fnHeapMinimize(LPMALLOC iface) {
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ICOM_THIS(IMalloc32Impl,iface);
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TRACE("(%p)->HeapMinimize()\n",This);
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}
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static ICOM_VTABLE(IMalloc) VT_IMalloc32 =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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IMalloc_fnQueryInterface,
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IMalloc_fnAddRef,
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IMalloc_fnRelease,
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IMalloc_fnAlloc,
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IMalloc_fnRealloc,
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IMalloc_fnFree,
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IMalloc_fnGetSize,
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IMalloc_fnDidAlloc,
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IMalloc_fnHeapMinimize
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};
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/******************************************************************************
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* IMalloc32_Constructor [VTABLE]
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*/
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LPMALLOC
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IMalloc_Constructor() {
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IMalloc32Impl* This;
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This = (IMalloc32Impl*)HeapAlloc(GetProcessHeap(),0,sizeof(IMalloc32Impl));
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ICOM_VTBL(This) = &VT_IMalloc32;
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This->ref = 1;
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return (LPMALLOC)This;
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}
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/****************************************************************************
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* API Functions
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*/
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/******************************************************************************
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* IsValidInterface [OLE32.78]
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*
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* RETURNS
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* True, if the passed pointer is a valid interface
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*/
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BOOL WINAPI IsValidInterface(
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LPUNKNOWN punk /* [in] interface to be tested */
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) {
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return !(
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IsBadReadPtr(punk,4) ||
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IsBadReadPtr(ICOM_VTBL(punk),4) ||
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IsBadReadPtr(ICOM_VTBL(punk)->QueryInterface,9) ||
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IsBadCodePtr((FARPROC)ICOM_VTBL(punk)->QueryInterface)
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);
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}
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