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wine/dlls/ole32/ole16.c

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/*
* 16 bit ole functions
*
* Copyright 1995 Martin von Loewis
* Copyright 1998 Justin Bradford
* Copyright 1999 Francis Beaudet
* Copyright 1999 Sylvain St-Germain
* Copyright 2002 Marcus Meissner
*
* This library 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.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "objbase.h"
#include "ole2.h"
#include "ole2ver.h"
#include "rpc.h"
#include "winerror.h"
#include "winreg.h"
#include "wownt32.h"
#include "wtypes.h"
#include "wine/unicode.h"
#include "wine/winbase16.h"
#include "compobj_private.h"
#include "ifs.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(ole);
HINSTANCE16 COMPOBJ_hInstance = 0;
static int COMPOBJ_Attach = 0;
HTASK16 hETask = 0;
WORD Table_ETask[62];
LPMALLOC16 currentMalloc16=NULL;
/* --- IMalloc16 implementation */
typedef struct
{
/* IUnknown fields */
ICOM_VFIELD(IMalloc16);
DWORD ref;
/* IMalloc16 fields */
} IMalloc16Impl;
/******************************************************************************
* IMalloc16_QueryInterface [COMPOBJ.500]
*/
HRESULT WINAPI IMalloc16_fnQueryInterface(IMalloc16* iface,REFIID refiid,LPVOID *obj) {
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->QueryInterface(%s,%p)\n",This,debugstr_guid(refiid),obj);
if ( !memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown)) ||
!memcmp(&IID_IMalloc,refiid,sizeof(IID_IMalloc))
) {
*obj = This;
return 0;
}
return OLE_E_ENUM_NOMORE;
}
/******************************************************************************
* IMalloc16_AddRef [COMPOBJ.501]
*/
ULONG WINAPI IMalloc16_fnAddRef(IMalloc16* iface) {
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->AddRef()\n",This);
return 1; /* cannot be freed */
}
/******************************************************************************
* IMalloc16_Release [COMPOBJ.502]
*/
ULONG WINAPI IMalloc16_fnRelease(IMalloc16* iface) {
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->Release()\n",This);
return 1; /* cannot be freed */
}
/******************************************************************************
* IMalloc16_Alloc [COMPOBJ.503]
*/
SEGPTR WINAPI IMalloc16_fnAlloc(IMalloc16* iface,DWORD cb) {
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->Alloc(%ld)\n",This,cb);
return MapLS( HeapAlloc( GetProcessHeap(), 0, cb ) );
}
/******************************************************************************
* IMalloc16_Free [COMPOBJ.505]
*/
VOID WINAPI IMalloc16_fnFree(IMalloc16* iface,SEGPTR pv)
{
void *ptr = MapSL(pv);
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->Free(%08lx)\n",This,pv);
UnMapLS(pv);
HeapFree( GetProcessHeap(), 0, ptr );
}
/******************************************************************************
* IMalloc16_Realloc [COMPOBJ.504]
*/
SEGPTR WINAPI IMalloc16_fnRealloc(IMalloc16* iface,SEGPTR pv,DWORD cb)
{
SEGPTR ret;
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->Realloc(%08lx,%ld)\n",This,pv,cb);
if (!pv)
ret = IMalloc16_fnAlloc(iface, cb);
else if (cb) {
ret = MapLS( HeapReAlloc( GetProcessHeap(), 0, MapSL(pv), cb ) );
UnMapLS(pv);
} else {
IMalloc16_fnFree(iface, pv);
ret = 0;
}
return ret;
}
/******************************************************************************
* IMalloc16_GetSize [COMPOBJ.506]
*/
DWORD WINAPI IMalloc16_fnGetSize(const IMalloc16* iface,SEGPTR pv)
{
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->GetSize(%08lx)\n",This,pv);
return HeapSize( GetProcessHeap(), 0, MapSL(pv) );
}
/******************************************************************************
* IMalloc16_DidAlloc [COMPOBJ.507]
*/
INT16 WINAPI IMalloc16_fnDidAlloc(const IMalloc16* iface,LPVOID pv) {
ICOM_THIS(IMalloc16,iface);
TRACE("(%p)->DidAlloc(%p)\n",This,pv);
return (INT16)-1;
}
/******************************************************************************
* IMalloc16_HeapMinimize [COMPOBJ.508]
*/
LPVOID WINAPI IMalloc16_fnHeapMinimize(IMalloc16* iface) {
ICOM_THIS(IMalloc16Impl,iface);
TRACE("(%p)->HeapMinimize()\n",This);
return NULL;
}
/******************************************************************************
* IMalloc16_Constructor [VTABLE]
*/
LPMALLOC16
IMalloc16_Constructor()
{
static ICOM_VTABLE(IMalloc16) vt16;
static SEGPTR msegvt16;
IMalloc16Impl* This;
HMODULE16 hcomp = GetModuleHandle16("COMPOBJ");
This = HeapAlloc( GetProcessHeap(), 0, sizeof(IMalloc16Impl) );
if (!msegvt16)
{
#define VTENT(x) vt16.x = (void*)GetProcAddress16(hcomp,"IMalloc16_"#x);assert(vt16.x)
VTENT(QueryInterface);
VTENT(AddRef);
VTENT(Release);
VTENT(Alloc);
VTENT(Realloc);
VTENT(Free);
VTENT(GetSize);
VTENT(DidAlloc);
VTENT(HeapMinimize);
#undef VTENT
msegvt16 = MapLS( &vt16 );
}
This->lpVtbl = (ICOM_VTABLE(IMalloc16)*)msegvt16;
This->ref = 1;
return (LPMALLOC16)MapLS( This );
}
/***********************************************************************
* CoGetMalloc [COMPOBJ.4]
* RETURNS
* The current win16 IMalloc
*/
HRESULT WINAPI CoGetMalloc16(
DWORD dwMemContext, /* [in] unknown */
LPMALLOC16 * lpMalloc /* [out] current win16 malloc interface */
) {
if(!currentMalloc16)
currentMalloc16 = IMalloc16_Constructor();
*lpMalloc = currentMalloc16;
return S_OK;
}
/***********************************************************************
* CoCreateStandardMalloc [COMPOBJ.71]
*/
HRESULT WINAPI CoCreateStandardMalloc16(DWORD dwMemContext,
LPMALLOC16 *lpMalloc)
{
/* FIXME: docu says we shouldn't return the same allocator as in
* CoGetMalloc16 */
*lpMalloc = IMalloc16_Constructor();
return S_OK;
}
/******************************************************************************
* CoInitialize [COMPOBJ.2]
* Set the win16 IMalloc used for memory management
*/
HRESULT WINAPI CoInitialize16(
LPVOID lpReserved /* [in] pointer to win16 malloc interface */
) {
currentMalloc16 = (LPMALLOC16)lpReserved;
return S_OK;
}
/***********************************************************************
* CoUninitialize [COMPOBJ.3]
* Don't know what it does.
* 3-Nov-98 -- this was originally misspelled, I changed it to what I
* believe is the correct spelling
*/
void WINAPI CoUninitialize16(void)
{
TRACE("()\n");
CoFreeAllLibraries();
}
/***********************************************************************
* IsEqualGUID [COMPOBJ.18]
*
* Compares two Unique Identifiers.
*
* RETURNS
* TRUE if equal
*/
BOOL16 WINAPI IsEqualGUID16(
GUID* g1, /* [in] unique id 1 */
GUID* g2) /* [in] unique id 2 */
{
return !memcmp( g1, g2, sizeof(GUID) );
}
/******************************************************************************
* CLSIDFromString [COMPOBJ.20]
* Converts a unique identifier from its string representation into
* the GUID struct.
*
* Class id: DWORD-WORD-WORD-BYTES[2]-BYTES[6]
*
* RETURNS
* the converted GUID
*/
HRESULT WINAPI CLSIDFromString16(
LPCOLESTR16 idstr, /* [in] string representation of guid */
CLSID *id) /* [out] GUID converted from string */
{
return __CLSIDFromStringA(idstr,id);
}
extern BOOL WINAPI K32WOWCallback16Ex( DWORD vpfn16, DWORD dwFlags,
DWORD cbArgs, LPVOID pArgs,
LPDWORD pdwRetCode );
/******************************************************************************
* _xmalloc16 [internal]
* Allocates size bytes from the standard ole16 allocator.
*
* RETURNS
* the allocated segmented pointer and a HRESULT
*/
HRESULT
_xmalloc16(DWORD size, SEGPTR *ptr) {
LPMALLOC16 mllc;
DWORD args[2];
if (CoGetMalloc16(0,&mllc))
return E_OUTOFMEMORY;
args[0] = (DWORD)mllc;
args[1] = size;
/* No need for a Callback entry, we have WOWCallback16Ex which does
* everything we need.
*/
if (!K32WOWCallback16Ex(
(DWORD)((ICOM_VTABLE(IMalloc16)*)MapSL(
(SEGPTR)((LPMALLOC16)MapSL((SEGPTR)mllc))->lpVtbl )
)->Alloc,
WCB16_CDECL,
2*sizeof(DWORD),
(LPVOID)args,
(LPDWORD)ptr
)) {
ERR("CallTo16 IMalloc16 (%ld) failed\n",size);
return E_FAIL;
}
return S_OK;
}
/******************************************************************************
* StringFromCLSID [COMPOBJ.19]
* Converts a GUID into the respective string representation.
* The target string is allocated using the OLE IMalloc.
*
* RETURNS
* the string representation and HRESULT
*/
HRESULT WINAPI StringFromCLSID16(
REFCLSID id, /* [in] the GUID to be converted */
LPOLESTR16 *idstr /* [out] a pointer to a to-be-allocated segmented pointer pointing to the resulting string */
) {
HRESULT ret;
ret = _xmalloc16(40,(SEGPTR*)idstr);
if (ret != S_OK)
return ret;
return WINE_StringFromCLSID(id,MapSL((SEGPTR)*idstr));
}
/******************************************************************************
* ProgIDFromCLSID [COMPOBJ.62]
* Converts a class id into the respective Program ID. (By using a registry lookup)
* RETURNS S_OK on success
* riid associated with the progid
*/
HRESULT WINAPI ProgIDFromCLSID16(
REFCLSID clsid, /* [in] class id as found in registry */
LPOLESTR16 *lplpszProgID/* [out] associated Prog ID */
) {
char strCLSID[50], *buf, *buf2;
DWORD buf2len;
HKEY xhkey;
HRESULT ret = S_OK;
WINE_StringFromCLSID(clsid, strCLSID);
buf = HeapAlloc(GetProcessHeap(), 0, strlen(strCLSID)+14);
sprintf(buf,"CLSID\\%s\\ProgID", strCLSID);
if (RegOpenKeyA(HKEY_CLASSES_ROOT, buf, &xhkey))
ret = REGDB_E_CLASSNOTREG;
HeapFree(GetProcessHeap(), 0, buf);
if (ret == S_OK)
{
buf2 = HeapAlloc(GetProcessHeap(), 0, 255);
buf2len = 255;
if (RegQueryValueA(xhkey, NULL, buf2, &buf2len))
ret = REGDB_E_CLASSNOTREG;
if (ret == S_OK)
{
ret = _xmalloc16(buf2len+1, (SEGPTR*)lplpszProgID);
if (ret == S_OK)
strcpy(MapSL((SEGPTR)*lplpszProgID),buf2);
}
HeapFree(GetProcessHeap(), 0, buf2);
}
RegCloseKey(xhkey);
return ret;
}
/***********************************************************************
* LookupETask (COMPOBJ.94)
*/
HRESULT WINAPI LookupETask16(HTASK16 *hTask,LPVOID p) {
FIXME("(%p,%p),stub!\n",hTask,p);
if ((*hTask = GetCurrentTask()) == hETask) {
memcpy(p, Table_ETask, sizeof(Table_ETask));
}
return 0;
}
/***********************************************************************
* SetETask (COMPOBJ.95)
*/
HRESULT WINAPI SetETask16(HTASK16 hTask, LPVOID p) {
FIXME("(%04x,%p),stub!\n",hTask,p);
hETask = hTask;
return 0;
}
/***********************************************************************
* CALLOBJECTINWOW (COMPOBJ.201)
*/
HRESULT WINAPI CallObjectInWOW(LPVOID p1,LPVOID p2) {
FIXME("(%p,%p),stub!\n",p1,p2);
return 0;
}
/******************************************************************************
* CoRegisterClassObject [COMPOBJ.5]
*
* Don't know where it registers it ...
*/
HRESULT WINAPI CoRegisterClassObject16(
REFCLSID rclsid,
LPUNKNOWN pUnk,
DWORD dwClsContext, /* [in] CLSCTX flags indicating the context in which to run the executable */
DWORD flags, /* [in] REGCLS flags indicating how connections are made */
LPDWORD lpdwRegister
) {
char buf[80];
WINE_StringFromCLSID(rclsid,buf);
FIXME("(%s,%p,0x%08lx,0x%08lx,%p),stub\n",
buf,pUnk,dwClsContext,flags,lpdwRegister
);
return 0;
}
/******************************************************************************
* CoRevokeClassObject [COMPOBJ.6]
*
*/
HRESULT WINAPI CoRevokeClassObject16(DWORD dwRegister) /* [in] token on class obj */
{
FIXME("(0x%08lx),stub!\n", dwRegister);
return 0;
}
/******************************************************************************
* CoFileTimeToDosDateTime [COMPOBJ.30]
*/
BOOL16 WINAPI CoFileTimeToDosDateTime16(const FILETIME *ft, LPWORD lpDosDate, LPWORD lpDosTime)
{
return FileTimeToDosDateTime(ft, lpDosDate, lpDosTime);
}
/******************************************************************************
* CoDosDateTimeToFileTime [COMPOBJ.31]
*/
BOOL16 WINAPI CoDosDateTimeToFileTime16(WORD wDosDate, WORD wDosTime, FILETIME *ft)
{
return DosDateTimeToFileTime(wDosDate, wDosTime, ft);
}
/******************************************************************************
* CoRegisterMessageFilter [COMPOBJ.27]
*/
HRESULT WINAPI CoRegisterMessageFilter16(
LPMESSAGEFILTER lpMessageFilter,
LPMESSAGEFILTER *lplpMessageFilter
) {
FIXME("(%p,%p),stub!\n",lpMessageFilter,lplpMessageFilter);
return 0;
}
/******************************************************************************
* CoLockObjectExternal [COMPOBJ.63]
*/
HRESULT WINAPI CoLockObjectExternal16(
LPUNKNOWN pUnk, /* [in] object to be locked */
BOOL16 fLock, /* [in] do lock */
BOOL16 fLastUnlockReleases /* [in] ? */
) {
FIXME("(%p,%d,%d),stub!\n",pUnk,fLock,fLastUnlockReleases);
return S_OK;
}
/***********************************************************************
* CoGetState [COMPOBJ.115]
*/
HRESULT WINAPI CoGetState16(LPDWORD state)
{
FIXME("(%p),stub!\n", state);
*state = 0;
return S_OK;
}
/***********************************************************************
* DllEntryPoint [COMPOBJ.116]
*
* Initialization code for the COMPOBJ DLL
*
* RETURNS:
*/
BOOL WINAPI COMPOBJ_DllEntryPoint(DWORD Reason, HINSTANCE16 hInst, WORD ds, WORD HeapSize, DWORD res1, WORD res2)
{
TRACE("(%08lx, %04x, %04x, %04x, %08lx, %04x)\n", Reason, hInst, ds, HeapSize, res1, res2);
switch(Reason)
{
case DLL_PROCESS_ATTACH:
if (!COMPOBJ_Attach++) COMPOBJ_hInstance = hInst;
break;
case DLL_PROCESS_DETACH:
if(!--COMPOBJ_Attach)
COMPOBJ_hInstance = 0;
break;
}
return TRUE;
}
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