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ole32: Implement CoGetInstanceFromFile().

This commit is contained in:
Nikolay Sivov 2014-02-06 08:44:46 +04:00 committed by Alexandre Julliard
parent 3c64a7c4e2
commit 35f218c39e
2 changed files with 90 additions and 30 deletions
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118
dlls/ole32/compobj.c
View File

@ -3196,6 +3196,36 @@ HRESULT WINAPI CoCreateInstance(
return hres;
}
static void init_multi_qi(DWORD count, MULTI_QI *mqi)
{
ULONG i;
for (i = 0; i < count; i++)
{
mqi[i].pItf = NULL;
mqi[i].hr = E_NOINTERFACE;
}
}
static HRESULT return_multi_qi(IUnknown *unk, DWORD count, MULTI_QI *mqi)
{
ULONG index, fetched = 0;
for (index = 0; index < count; index++)
{
mqi[index].hr = IUnknown_QueryInterface(unk, mqi[index].pIID, (void**)&mqi[index].pItf);
if (mqi[index].hr == S_OK)
fetched++;
}
IUnknown_Release(unk);
if (fetched == 0)
return E_NOINTERFACE;
return fetched == count ? S_OK : CO_S_NOTALLINTERFACES;
}
/***********************************************************************
* CoCreateInstanceEx [OLE32.@]
*/
@ -3209,8 +3239,6 @@ HRESULT WINAPI CoCreateInstanceEx(
{
IUnknown* pUnk = NULL;
HRESULT hr;
ULONG index;
ULONG successCount = 0;
/*
* Sanity check
@ -3221,14 +3249,7 @@ HRESULT WINAPI CoCreateInstanceEx(
if (pServerInfo!=NULL)
FIXME("() non-NULL pServerInfo not supported!\n");
/*
* Initialize all the "out" parameters.
*/
for (index = 0; index < cmq; index++)
{
pResults[index].pItf = NULL;
pResults[index].hr = E_NOINTERFACE;
}
init_multi_qi(cmq, pResults);
/*
* Get the object and get its IUnknown pointer.
@ -3242,31 +3263,70 @@ HRESULT WINAPI CoCreateInstanceEx(
if (hr != S_OK)
return hr;
/*
* Then, query for all the interfaces requested.
*/
for (index = 0; index < cmq; index++)
{
pResults[index].hr = IUnknown_QueryInterface(pUnk,
pResults[index].pIID,
(VOID**)&(pResults[index].pItf));
return return_multi_qi(pUnk, cmq, pResults);
}
if (pResults[index].hr == S_OK)
successCount++;
/***********************************************************************
* CoGetInstanceFromFile [OLE32.@]
*/
HRESULT WINAPI CoGetInstanceFromFile(
COSERVERINFO *server_info,
CLSID *rclsid,
IUnknown *outer,
DWORD cls_context,
DWORD grfmode,
OLECHAR *filename,
DWORD count,
MULTI_QI *results
)
{
IPersistFile *pf = NULL;
IUnknown* unk = NULL;
CLSID clsid;
HRESULT hr;
if (count == 0 || !results)
return E_INVALIDARG;
if (server_info)
FIXME("() non-NULL server_info not supported\n");
init_multi_qi(count, results);
/* optionaly get CLSID from a file */
if (!rclsid)
{
hr = GetClassFile(filename, &clsid);
if (FAILED(hr))
{
ERR("failed to get CLSID from a file\n");
return hr;
}
rclsid = &clsid;
}
/*
* Release our temporary unknown pointer.
*/
IUnknown_Release(pUnk);
hr = CoCreateInstance(rclsid,
outer,
cls_context,
&IID_IUnknown,
(void**)&unk);
if (successCount == 0)
return E_NOINTERFACE;
if (hr != S_OK)
return hr;
if (successCount!=cmq)
return CO_S_NOTALLINTERFACES;
/* init from file */
hr = IUnknown_QueryInterface(unk, &IID_IPersistFile, (void**)&pf);
if (FAILED(hr))
ERR("failed to get IPersistFile\n");
return S_OK;
if (pf)
{
IPersistFile_Load(pf, filename, grfmode);
IPersistFile_Release(pf);
}
return return_multi_qi(unk, count, results);
}
/***********************************************************************

2
dlls/ole32/ole32.spec
View File

@ -29,7 +29,7 @@
@ stdcall CoGetCurrentLogicalThreadId(ptr)
@ stdcall CoGetCurrentProcess()
@ stdcall CoGetDefaultContext(long ptr ptr)
@ stub CoGetInstanceFromFile #@ stdcall (ptr ptr ptr long wstr long ptr) return 0,ERR_NOTIMPLEMENTED
@ stdcall CoGetInstanceFromFile(ptr ptr ptr long long wstr long ptr)
@ stub CoGetInstanceFromIStorage #@ stdcall (ptr ptr ptr long ptr long ptr) return 0,ERR_NOTIMPLEMENTED
@ stdcall CoGetInterfaceAndReleaseStream(ptr ptr ptr)
@ stdcall CoGetMalloc(long ptr)