combase: Implement RoGetActivationFactory.
Signed-off-by: Alistair Leslie-Hughes <leslie_alistair@hotmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Michael Müller
Alexandre Julliard
parent
36a67edd1e
commit
e6c0dd3bed
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@ -1,5 +1,5 @@
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MODULE = combase.dll
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IMPORTS = ole32 uuid
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IMPORTS = advapi32 ole32 uuid
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C_SRCS = \
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roapi.c \
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@ -1,5 +1,6 @@
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/*
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* Copyright 2014 Martin Storsjo
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* Copyright 2016 Michael Müller
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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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@ -15,16 +16,96 @@
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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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#define COBJMACROS
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#include "objbase.h"
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#include "initguid.h"
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#include "roapi.h"
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#include "roparameterizediid.h"
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#include "hstring.h"
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#include "winstring.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(combase);
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static const char *debugstr_hstring(HSTRING hstr)
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{
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const WCHAR *str;
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UINT32 len;
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if (hstr && !((ULONG_PTR)hstr >> 16)) return "(invalid)";
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str = WindowsGetStringRawBuffer(hstr, &len);
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return wine_dbgstr_wn(str, len);
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}
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static HRESULT get_library_for_classid(const WCHAR *classid, WCHAR **out)
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{
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static const WCHAR classkeyW[] = {'S','o','f','t','w','a','r','e','\\',
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'M','i','c','r','o','s','o','f','t','\\',
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'W','i','n','d','o','w','s','R','u','n','t','i','m','e','\\',
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'A','c','t','i','v','a','t','a','b','l','e','C','l','a','s','s','I','d',0};
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static const WCHAR dllpathW[] = {'D','l','l','P','a','t','h',0};
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HKEY hkey_root, hkey_class;
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DWORD type, size;
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HRESULT hr;
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WCHAR *buf = NULL;
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*out = NULL;
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/* load class registry key */
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if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, classkeyW, 0, KEY_READ, &hkey_root))
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return REGDB_E_READREGDB;
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if (RegOpenKeyExW(hkey_root, classid, 0, KEY_READ, &hkey_class))
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{
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WARN("Class %s not found in registry\n", debugstr_w(classid));
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RegCloseKey(hkey_root);
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return REGDB_E_CLASSNOTREG;
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}
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RegCloseKey(hkey_root);
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/* load (and expand) DllPath registry value */
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if (RegQueryValueExW(hkey_class, dllpathW, NULL, &type, NULL, &size))
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{
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hr = REGDB_E_READREGDB;
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goto done;
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}
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if (type != REG_SZ && type != REG_EXPAND_SZ)
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{
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hr = REGDB_E_READREGDB;
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goto done;
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}
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if (!(buf = HeapAlloc(GetProcessHeap(), 0, size)))
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{
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hr = E_OUTOFMEMORY;
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goto done;
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}
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if (RegQueryValueExW(hkey_class, dllpathW, NULL, NULL, (BYTE *)buf, &size))
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{
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hr = REGDB_E_READREGDB;
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goto done;
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}
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if (type == REG_EXPAND_SZ)
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{
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WCHAR *expanded;
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DWORD len = ExpandEnvironmentStringsW(buf, NULL, 0);
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if (!(expanded = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR))))
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{
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hr = E_OUTOFMEMORY;
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goto done;
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}
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ExpandEnvironmentStringsW(buf, expanded, len);
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HeapFree(GetProcessHeap(), 0, buf);
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buf = expanded;
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}
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*out = buf;
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return S_OK;
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done:
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HeapFree(GetProcessHeap(), 0, buf);
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RegCloseKey(hkey_class);
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return hr;
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}
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/***********************************************************************
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* RoInitialize (combase.@)
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*/
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@ -51,10 +132,58 @@ void WINAPI RoUninitialize(void)
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/***********************************************************************
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* RoGetActivationFactory (combase.@)
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*/
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HRESULT WINAPI RoGetActivationFactory(HSTRING classid, REFIID iid, void **factory)
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HRESULT WINAPI RoGetActivationFactory(HSTRING classid, REFIID iid, void **class_factory)
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{
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FIXME("stub: %p %p %p\n", classid, iid, factory);
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return E_NOTIMPL;
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PFNGETACTIVATIONFACTORY pDllGetActivationFactory;
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IActivationFactory *factory;
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WCHAR *library;
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HMODULE module;
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HRESULT hr;
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FIXME("(%s, %s, %p): semi-stub\n", debugstr_hstring(classid), debugstr_guid(iid), class_factory);
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if (!iid || !class_factory)
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return E_INVALIDARG;
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hr = get_library_for_classid(WindowsGetStringRawBuffer(classid, NULL), &library);
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if (FAILED(hr))
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{
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ERR("Failed to find library for %s\n", debugstr_hstring(classid));
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return hr;
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}
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if (!(module = LoadLibraryW(library)))
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{
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ERR("Failed to load module %s\n", debugstr_w(library));
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hr = HRESULT_FROM_WIN32(GetLastError());
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goto done;
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}
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if (!(pDllGetActivationFactory = (void *)GetProcAddress(module, "DllGetActivationFactory")))
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{
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ERR("Module %s does not implement DllGetActivationFactory\n", debugstr_w(library));
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hr = E_FAIL;
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goto done;
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}
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TRACE("Found library %s for class %s\n", debugstr_w(library), debugstr_hstring(classid));
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hr = pDllGetActivationFactory(classid, &factory);
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if (SUCCEEDED(hr))
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{
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hr = IActivationFactory_QueryInterface(factory, iid, class_factory);
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if (SUCCEEDED(hr))
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{
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TRACE("Created interface %p\n", *class_factory);
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module = NULL;
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}
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IActivationFactory_Release(factory);
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}
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done:
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HeapFree(GetProcessHeap(), 0, library);
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if (module) FreeLibrary(module);
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return hr;
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}
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/***********************************************************************
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