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248 lines
8.5 KiB
C
248 lines
8.5 KiB
C
/*
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* General still image implementation
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*
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* Copyright 2009 Damjan Jovanovic
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include <assert.h>
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#include "windef.h"
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#include "winbase.h"
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#define COBJMACROS
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#include <initguid.h>
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#include <sti.h>
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#include <guiddef.h>
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#include <devguid.h>
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#include <stdio.h>
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#include "wine/test.h"
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static HMODULE sti_dll;
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static HRESULT (WINAPI *pStiCreateInstance)(HINSTANCE,DWORD,PSTIW*,LPUNKNOWN);
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static HRESULT (WINAPI *pStiCreateInstanceA)(HINSTANCE,DWORD,PSTIA*,LPUNKNOWN);
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static HRESULT (WINAPI *pStiCreateInstanceW)(HINSTANCE,DWORD,PSTIW*,LPUNKNOWN);
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static BOOL aggregator_addref_called;
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static HRESULT WINAPI aggregator_QueryInterface(IUnknown *iface, REFIID riid, void **ppvObject)
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{
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return E_NOTIMPL;
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}
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static ULONG WINAPI aggregator_AddRef(IUnknown *iface)
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{
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aggregator_addref_called = TRUE;
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return 2;
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}
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static ULONG WINAPI aggregator_Release(IUnknown *iface)
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{
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return 1;
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}
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static struct IUnknownVtbl aggregator_vtbl =
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{
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aggregator_QueryInterface,
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aggregator_AddRef,
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aggregator_Release
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};
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static BOOL init_function_pointers(void)
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{
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sti_dll = LoadLibrary("sti.dll");
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if (sti_dll)
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{
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pStiCreateInstance = (void*)
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GetProcAddress(sti_dll, "StiCreateInstance");
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pStiCreateInstanceA = (void*)
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GetProcAddress(sti_dll, "StiCreateInstanceA");
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pStiCreateInstanceW = (void*)
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GetProcAddress(sti_dll, "StiCreateInstanceW");
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return TRUE;
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}
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return FALSE;
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}
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static void test_version_flag_versus_aw(void)
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{
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HRESULT hr;
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/* Who wins, the STI_VERSION_FLAG_UNICODE or the A/W function? And what about the neutral StiCreateInstance function? */
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if (pStiCreateInstance)
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{
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PSTIW pStiW;
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hr = pStiCreateInstance(GetModuleHandle(NULL), STI_VERSION_REAL, &pStiW, NULL);
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if (SUCCEEDED(hr))
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{
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IUnknown *pUnknown;
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hr = IUnknown_QueryInterface((IUnknown*)pStiW, &IID_IStillImageW, (void**)&pUnknown);
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if (SUCCEEDED(hr))
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{
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ok(pUnknown == (IUnknown*)pStiW, "created interface was not IID_IStillImageW\n");
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IUnknown_Release(pUnknown);
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}
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IUnknown_Release((IUnknown*)pStiW);
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}
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else
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ok(0, "could not create StillImageA, hr = 0x%X\n", hr);
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hr = pStiCreateInstance(GetModuleHandle(NULL), STI_VERSION_REAL | STI_VERSION_FLAG_UNICODE, &pStiW, NULL);
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if (SUCCEEDED(hr))
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{
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IUnknown *pUnknown;
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hr = IUnknown_QueryInterface((IUnknown*)pStiW, &IID_IStillImageW, (void**)&pUnknown);
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if (SUCCEEDED(hr))
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{
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ok(pUnknown == (IUnknown*)pStiW, "created interface was not IID_IStillImageW\n");
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IUnknown_Release(pUnknown);
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}
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IUnknown_Release((IUnknown*)pStiW);
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}
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else
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ok(0, "could not create StillImageW, hr = 0x%X\n", hr);
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}
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else
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skip("No StiCreateInstance function\n");
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if (pStiCreateInstanceA)
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{
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PSTIA pStiA;
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hr = pStiCreateInstanceA(GetModuleHandle(NULL), STI_VERSION_REAL | STI_VERSION_FLAG_UNICODE, &pStiA, NULL);
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if (SUCCEEDED(hr))
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{
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IUnknown *pUnknown;
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hr = IUnknown_QueryInterface((IUnknown*)pStiA, &IID_IStillImageA, (void**)&pUnknown);
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if (SUCCEEDED(hr))
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{
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ok(pUnknown == (IUnknown*)pStiA, "created interface was not IID_IStillImageA\n");
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IUnknown_Release(pUnknown);
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}
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IUnknown_Release((IUnknown*)pStiA);
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}
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else
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todo_wine ok(0, "could not create StillImageA, hr = 0x%X\n", hr);
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}
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else
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skip("No StiCreateInstanceA function\n");
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if (pStiCreateInstanceW)
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{
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PSTIW pStiW;
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hr = pStiCreateInstanceW(GetModuleHandle(NULL), STI_VERSION_REAL, &pStiW, NULL);
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if (SUCCEEDED(hr))
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{
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IUnknown *pUnknown;
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hr = IUnknown_QueryInterface((IUnknown*)pStiW, &IID_IStillImageW, (void**)&pUnknown);
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if (SUCCEEDED(hr))
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{
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ok(pUnknown == (IUnknown*)pStiW, "created interface was not IID_IStillImageW\n");
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IUnknown_Release((IUnknown*)pUnknown);
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}
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IUnknown_Release((IUnknown*)pStiW);
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}
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else
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ok(0, "could not create StillImageW, hr = 0x%X\n", hr);
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}
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else
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skip("No StiCreateInstanceW function\n");
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}
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static void test_stillimage_aggregation(void)
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{
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if (pStiCreateInstanceW)
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{
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IUnknown aggregator = { &aggregator_vtbl };
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IStillImageW *pStiW;
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IUnknown *pUnknown;
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HRESULT hr;
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/* When aggregating, the outer object must get the non-delegating IUnknown to be
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able to control the inner object's reference count and query its interfaces.
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But StiCreateInstance* only take PSTI. So how does the non-delegating IUnknown
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come back to the outer object calling this function? */
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hr = pStiCreateInstanceW(GetModuleHandle(NULL), STI_VERSION_REAL, &pStiW, &aggregator);
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if (SUCCEEDED(hr))
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{
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IStillImageW *pStiW2 = NULL;
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/* Does this interface delegate? */
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aggregator_addref_called = FALSE;
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IStillImage_AddRef(pStiW);
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ok(!aggregator_addref_called, "the aggregated IStillImageW shouldn't delegate\n");
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IStillImage_Release(pStiW);
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/* Tests show calling IStillImageW_WriteToErrorLog on the interface segfaults on Windows, so I guess it's an IUnknown.
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But querying for an IUnknown returns a different interface, which also delegates.
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So much for COM being reflexive...
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Anyway I doubt apps depend on any of this. */
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/* And what about the IStillImageW interface? */
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hr = IStillImage_QueryInterface(pStiW, &IID_IStillImageW, (void**)&pStiW2);
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if (SUCCEEDED(hr))
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{
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ok(pStiW != pStiW2, "the aggregated IStillImageW and its queried IStillImageW unexpectedly match\n");
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/* Does it delegate? */
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aggregator_addref_called = FALSE;
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IStillImage_AddRef(pStiW2);
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ok(aggregator_addref_called, "the created IStillImageW's IStillImageW should delegate\n");
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IStillImage_Release(pStiW2);
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IStillImage_Release(pStiW2);
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}
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else
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ok(0, "could not query for IID_IStillImageW, hr = 0x%x\n", hr);
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IStillImage_Release(pStiW);
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}
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else
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ok(0, "could not create StillImageW, hr = 0x%X\n", hr);
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/* Now do the above tests prove that STI.DLL isn't picky about querying for IUnknown
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in CoCreateInterface when aggregating? */
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hr = CoCreateInstance(&CLSID_Sti, &aggregator, CLSCTX_ALL, &IID_IStillImageW, (void**)&pStiW);
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ok(FAILED(hr), "CoCreateInstance unexpectedly succeeded when querying for IStillImageW during aggregation\n");
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if (SUCCEEDED(hr))
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IStillImage_Release(pStiW);
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hr = CoCreateInstance(&CLSID_Sti, &aggregator, CLSCTX_ALL, &IID_IUnknown, (void**)&pUnknown);
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ok(SUCCEEDED(hr) ||
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broken(hr == CLASS_E_NOAGGREGATION), /* Win 2000 */
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"CoCreateInstance unexpectedly failed when querying for IUnknown during aggregation, hr = 0x%x\n", hr);
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if (SUCCEEDED(hr))
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IUnknown_Release(pUnknown);
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}
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else
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skip("No StiCreateInstanceW function\n");
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}
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START_TEST(sti)
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{
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if (SUCCEEDED(CoInitialize(NULL)))
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{
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if (init_function_pointers())
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{
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test_version_flag_versus_aw();
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test_stillimage_aggregation();
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FreeLibrary(sti_dll);
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}
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else
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skip("could not load sti.dll\n");
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CoUninitialize();
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}
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else
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skip("CoInitialize failed\n");
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}
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