363 lines
9.7 KiB
C
363 lines
9.7 KiB
C
/*
|
|
* handling of SHELL32.DLL OLE-Objects
|
|
*
|
|
* Copyright 1997 Marcus Meissner
|
|
* Copyright 1998 Juergen Schmied <juergen.schmied@metronet.de>
|
|
*
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "winreg.h"
|
|
#include "winerror.h"
|
|
#include "wine/obj_base.h"
|
|
#include "winversion.h"
|
|
|
|
#include "shlguid.h"
|
|
#include "shlobj.h"
|
|
#include "shell32_main.h"
|
|
|
|
#include "debug.h"
|
|
|
|
/*************************************************************************
|
|
*
|
|
*/
|
|
typedef DWORD (* WINAPI GetClassPtr)(REFCLSID,REFIID,LPVOID);
|
|
|
|
static GetClassPtr SH_find_moduleproc(LPSTR dllname,HMODULE32 *xhmod,LPSTR name)
|
|
{ HMODULE32 hmod;
|
|
FARPROC32 dllunload,nameproc;
|
|
|
|
TRACE(shell,"dll=%s, hmodule=%p, name=%s\n",dllname, xhmod, name);
|
|
if (xhmod)
|
|
{ *xhmod = 0;
|
|
}
|
|
if (!strcasecmp(PathFindFilename32A(dllname),"shell32.dll"))
|
|
{ return (GetClassPtr)SHELL32_DllGetClassObject;
|
|
}
|
|
|
|
hmod = LoadLibraryEx32A(dllname,0,LOAD_WITH_ALTERED_SEARCH_PATH);
|
|
if (!hmod)
|
|
{ return NULL;
|
|
}
|
|
dllunload = GetProcAddress32(hmod,"DllCanUnloadNow");
|
|
if (!dllunload)
|
|
{ if (xhmod)
|
|
{ *xhmod = hmod;
|
|
}
|
|
}
|
|
nameproc = GetProcAddress32(hmod,name);
|
|
if (!nameproc)
|
|
{ FreeLibrary32(hmod);
|
|
return NULL;
|
|
}
|
|
/* register unloadable dll with unloadproc ... */
|
|
return (GetClassPtr)nameproc;
|
|
}
|
|
/*************************************************************************
|
|
*
|
|
*/
|
|
static DWORD SH_get_instance(REFCLSID clsid,LPSTR dllname,LPVOID unknownouter,REFIID refiid,LPVOID inst)
|
|
{ GetClassPtr dllgetclassob;
|
|
DWORD hres;
|
|
LPCLASSFACTORY classfac;
|
|
|
|
char xclsid[50],xrefiid[50];
|
|
WINE_StringFromCLSID((LPCLSID)clsid,xclsid);
|
|
WINE_StringFromCLSID((LPCLSID)refiid,xrefiid);
|
|
TRACE(shell,"\n\tCLSID:%s,%s,%p,\n\tIID:%s,%p\n",xclsid, dllname,unknownouter,xrefiid,inst);
|
|
|
|
dllgetclassob = SH_find_moduleproc(dllname,NULL,"DllGetClassObject");
|
|
if (!dllgetclassob)
|
|
{ return 0x80070000|GetLastError();
|
|
}
|
|
|
|
hres = (*dllgetclassob)(clsid,(REFIID)&IID_IClassFactory,&classfac);
|
|
if ((hres<0) || (hres>=0x80000000))
|
|
return hres;
|
|
if (!classfac)
|
|
{ FIXME(shell,"no classfactory, but hres is 0x%ld!\n",hres);
|
|
return E_FAIL;
|
|
}
|
|
IClassFactory_CreateInstance(classfac,unknownouter,refiid,inst);
|
|
IClassFactory_Release(classfac);
|
|
return 0;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* SHCoCreateInstance [SHELL32.102]
|
|
*
|
|
* NOTES
|
|
* exported by ordinal
|
|
*/
|
|
LRESULT WINAPI SHCoCreateInstance(LPSTR aclsid,CLSID *clsid,LPUNKNOWN unknownouter,REFIID refiid,LPVOID inst)
|
|
{ char buffer[256],xclsid[48],xiid[48],path[260],tmodel[100];
|
|
HKEY inprockey;
|
|
DWORD pathlen,type,tmodellen;
|
|
DWORD hres;
|
|
|
|
WINE_StringFromCLSID(refiid,xiid);
|
|
|
|
if (clsid)
|
|
{ WINE_StringFromCLSID(clsid,xclsid);
|
|
}
|
|
else
|
|
{ if (!aclsid)
|
|
{ return 0x80040154;
|
|
}
|
|
strcpy(xclsid,aclsid);
|
|
}
|
|
TRACE(shell,"(%p,\n\tSID:\t%s,%p,\n\tIID:\t%s,%p)\n",aclsid,xclsid,unknownouter,xiid,inst);
|
|
|
|
sprintf(buffer,"CLSID\\%s\\InProcServer32",xclsid);
|
|
|
|
if (RegOpenKeyEx32A(HKEY_CLASSES_ROOT,buffer,0,0x02000000,&inprockey))
|
|
{ return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
|
|
}
|
|
pathlen=sizeof(path);
|
|
|
|
if (RegQueryValue32A(inprockey,NULL,path,&pathlen))
|
|
{ RegCloseKey(inprockey);
|
|
return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
|
|
}
|
|
|
|
TRACE(shell, "Server dll is %s\n",path);
|
|
tmodellen=sizeof(tmodel);
|
|
type=REG_SZ;
|
|
if (RegQueryValueEx32A(inprockey,"ThreadingModel",NULL,&type,tmodel,&tmodellen))
|
|
{ RegCloseKey(inprockey);
|
|
return SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
|
|
}
|
|
|
|
TRACE(shell, "Threading model is %s\n",tmodel);
|
|
|
|
hres=SH_get_instance(clsid,path,unknownouter,refiid,inst);
|
|
if (hres<0 || (hres>0x80000000))
|
|
{ hres=SH_get_instance(clsid,"shell32.dll",unknownouter,refiid,inst);
|
|
}
|
|
RegCloseKey(inprockey);
|
|
return hres;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* SHELL32_DllGetClassObject [SHELL32.128]
|
|
*
|
|
* [Standart OLE/COM Interface Method]
|
|
* This Function retrives the pointer to a specified interface (iid) of
|
|
* a given class (rclsid).
|
|
* With this pointer it's possible to call the IClassFactory_CreateInstance
|
|
* method to get a instance of the requested Class.
|
|
* This function does NOT instantiate the Class!!!
|
|
*
|
|
* RETURNS
|
|
* HRESULT
|
|
*
|
|
*/
|
|
DWORD WINAPI SHELL32_DllGetClassObject(REFCLSID rclsid,REFIID iid,LPVOID *ppv)
|
|
{ HRESULT hres = E_OUTOFMEMORY;
|
|
LPCLASSFACTORY lpclf;
|
|
|
|
char xclsid[50],xiid[50];
|
|
WINE_StringFromCLSID((LPCLSID)rclsid,xclsid);
|
|
WINE_StringFromCLSID((LPCLSID)iid,xiid);
|
|
TRACE(shell,"\n\tCLSID:\t%s,\n\tIID:\t%s\n",xclsid,xiid);
|
|
|
|
*ppv = NULL;
|
|
if(IsEqualCLSID(rclsid, &CLSID_ShellDesktop)||
|
|
IsEqualCLSID(rclsid, &CLSID_ShellLink))
|
|
{ if(IsEqualCLSID(rclsid, &CLSID_ShellDesktop)) /*debug*/
|
|
{ TRACE(shell,"-- requested CLSID_ShellDesktop\n");
|
|
}
|
|
|
|
if (IsEqualCLSID(rclsid, &CLSID_ShellLink))
|
|
{ if (VERSION_OsIsUnicode ())
|
|
lpclf = IShellLinkW_CF_Constructor();
|
|
else
|
|
lpclf = IShellLink_CF_Constructor();
|
|
}
|
|
else
|
|
{ lpclf = IClassFactory_Constructor();
|
|
}
|
|
|
|
if(lpclf) {
|
|
hres = IClassFactory_QueryInterface(lpclf,iid, ppv);
|
|
IClassFactory_Release(lpclf);
|
|
}
|
|
}
|
|
else
|
|
{ WARN(shell, "-- CLSID not found\n");
|
|
hres = CLASS_E_CLASSNOTAVAILABLE;
|
|
}
|
|
TRACE(shell,"-- pointer to class factory: %p\n",*ppv);
|
|
return hres;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* SHGetMalloc [SHELL32.220]
|
|
* returns the interface to shell malloc.
|
|
*
|
|
* [SDK header win95/shlobj.h:
|
|
* equivalent to: #define SHGetMalloc(ppmem) CoGetMalloc(MEMCTX_TASK, ppmem)
|
|
* ]
|
|
* What we are currently doing is not very wrong, since we always use the same
|
|
* heap (ProcessHeap).
|
|
*/
|
|
DWORD WINAPI SHGetMalloc(LPMALLOC32 *lpmal)
|
|
{ TRACE(shell,"(%p)\n", lpmal);
|
|
return CoGetMalloc32(0,lpmal);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* IClassFactory Implementation
|
|
*/
|
|
|
|
typedef struct
|
|
{
|
|
/* IUnknown fields */
|
|
ICOM_VTABLE(IClassFactory)* lpvtbl;
|
|
DWORD ref;
|
|
} IClassFactoryImpl;
|
|
|
|
static ICOM_VTABLE(IClassFactory) clfvt;
|
|
|
|
/**************************************************************************
|
|
* IClassFactory_Constructor
|
|
*/
|
|
|
|
LPCLASSFACTORY IClassFactory_Constructor(void)
|
|
{
|
|
IClassFactoryImpl* lpclf;
|
|
|
|
lpclf= (IClassFactoryImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(IClassFactoryImpl));
|
|
lpclf->ref = 1;
|
|
lpclf->lpvtbl = &clfvt;
|
|
|
|
TRACE(shell,"(%p)->()\n",lpclf);
|
|
shell32_ObjCount++;
|
|
return (LPCLASSFACTORY)lpclf;
|
|
}
|
|
/**************************************************************************
|
|
* IClassFactory_QueryInterface
|
|
*/
|
|
static HRESULT WINAPI IClassFactory_fnQueryInterface(
|
|
LPCLASSFACTORY iface, REFIID riid, LPVOID *ppvObj)
|
|
{
|
|
ICOM_THIS(IClassFactoryImpl,iface);
|
|
char xriid[50];
|
|
WINE_StringFromCLSID((LPCLSID)riid,xriid);
|
|
TRACE(shell,"(%p)->(\n\tIID:\t%s)\n",This,xriid);
|
|
|
|
*ppvObj = NULL;
|
|
|
|
if(IsEqualIID(riid, &IID_IUnknown)) /*IUnknown*/
|
|
{ *ppvObj = This;
|
|
}
|
|
else if(IsEqualIID(riid, &IID_IClassFactory)) /*IClassFactory*/
|
|
{ *ppvObj = (IClassFactory*)This;
|
|
}
|
|
|
|
if(*ppvObj)
|
|
{ IUnknown_AddRef((LPUNKNOWN)*ppvObj);
|
|
TRACE(shell,"-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
|
|
return S_OK;
|
|
}
|
|
TRACE(shell,"-- Interface: E_NOINTERFACE\n");
|
|
return E_NOINTERFACE;
|
|
}
|
|
/******************************************************************************
|
|
* IClassFactory_AddRef
|
|
*/
|
|
static ULONG WINAPI IClassFactory_fnAddRef(LPCLASSFACTORY iface)
|
|
{
|
|
ICOM_THIS(IClassFactoryImpl,iface);
|
|
TRACE(shell,"(%p)->(count=%lu)\n",This,This->ref);
|
|
|
|
shell32_ObjCount++;
|
|
return ++(This->ref);
|
|
}
|
|
/******************************************************************************
|
|
* IClassFactory_Release
|
|
*/
|
|
static ULONG WINAPI IClassFactory_fnRelease(LPCLASSFACTORY iface)
|
|
{
|
|
ICOM_THIS(IClassFactoryImpl,iface);
|
|
TRACE(shell,"(%p)->(count=%lu)\n",This,This->ref);
|
|
|
|
shell32_ObjCount--;
|
|
if (!--(This->ref))
|
|
{ TRACE(shell,"-- destroying IClassFactory(%p)\n",This);
|
|
HeapFree(GetProcessHeap(),0,This);
|
|
return 0;
|
|
}
|
|
return This->ref;
|
|
}
|
|
/******************************************************************************
|
|
* IClassFactory_CreateInstance
|
|
*/
|
|
static HRESULT WINAPI IClassFactory_fnCreateInstance(
|
|
LPCLASSFACTORY iface, LPUNKNOWN pUnknown, REFIID riid, LPVOID *ppObject)
|
|
{
|
|
ICOM_THIS(IClassFactoryImpl,iface);
|
|
IUnknown *pObj = NULL;
|
|
HRESULT hres;
|
|
char xriid[50];
|
|
|
|
WINE_StringFromCLSID((LPCLSID)riid,xriid);
|
|
TRACE(shell,"%p->(%p,\n\tIID:\t%s,%p)\n",This,pUnknown,xriid,ppObject);
|
|
|
|
*ppObject = NULL;
|
|
|
|
if(pUnknown)
|
|
{ return(CLASS_E_NOAGGREGATION);
|
|
}
|
|
|
|
if (IsEqualIID(riid, &IID_IShellFolder))
|
|
{ pObj = (IUnknown *)IShellFolder_Constructor(NULL,NULL);
|
|
}
|
|
else if (IsEqualIID(riid, &IID_IShellView))
|
|
{ pObj = (IUnknown *)IShellView_Constructor(NULL,NULL);
|
|
}
|
|
else if (IsEqualIID(riid, &IID_IExtractIcon))
|
|
{ pObj = (IUnknown *)IExtractIcon_Constructor(NULL);
|
|
}
|
|
else if (IsEqualIID(riid, &IID_IContextMenu))
|
|
{ pObj = (IUnknown *)IContextMenu_Constructor(NULL, NULL, 0);
|
|
}
|
|
else if (IsEqualIID(riid, &IID_IDataObject))
|
|
{ pObj = (IUnknown *)IDataObject_Constructor(0,NULL,NULL,0);
|
|
}
|
|
else
|
|
{ ERR(shell,"unknown IID requested\n\tIID:\t%s\n",xriid);
|
|
return(E_NOINTERFACE);
|
|
}
|
|
|
|
if (!pObj)
|
|
{ return(E_OUTOFMEMORY);
|
|
}
|
|
|
|
hres = pObj->lpvtbl->fnQueryInterface(pObj,riid, ppObject);
|
|
pObj->lpvtbl->fnRelease(pObj);
|
|
TRACE(shell,"-- Object created: (%p)->%p\n",This,*ppObject);
|
|
|
|
return hres;
|
|
}
|
|
/******************************************************************************
|
|
* IClassFactory_LockServer
|
|
*/
|
|
static HRESULT WINAPI IClassFactory_fnLockServer(LPCLASSFACTORY iface, BOOL32 fLock)
|
|
{
|
|
ICOM_THIS(IClassFactoryImpl,iface);
|
|
TRACE(shell,"%p->(0x%x), not implemented\n",This, fLock);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static ICOM_VTABLE(IClassFactory) clfvt =
|
|
{
|
|
IClassFactory_fnQueryInterface,
|
|
IClassFactory_fnAddRef,
|
|
IClassFactory_fnRelease,
|
|
IClassFactory_fnCreateInstance,
|
|
IClassFactory_fnLockServer
|
|
};
|