Sweden-Number/dlls/devenum/devenum_main.c

174 lines
5.5 KiB
C

/*
* Device Enumeration
*
* Copyright (C) 2002 John K. Hohm
* Copyright (C) 2002 Robert Shearman
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "devenum_private.h"
#include "rpcproxy.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(devenum);
DECLSPEC_HIDDEN LONG dll_refs;
struct class_factory
{
IClassFactory IClassFactory_iface;
IUnknown *obj;
};
static inline struct class_factory *impl_from_IClassFactory( IClassFactory *iface )
{
return CONTAINING_RECORD( iface, struct class_factory, IClassFactory_iface );
}
static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID iid, void **obj)
{
TRACE("(%p, %s, %p)\n", iface, debugstr_guid(iid), obj);
if (IsEqualGUID(iid, &IID_IUnknown) || IsEqualGUID(iid, &IID_IClassFactory))
{
IClassFactory_AddRef(iface);
*obj = iface;
return S_OK;
}
*obj = NULL;
WARN("no interface for %s\n", debugstr_guid(iid));
return E_NOINTERFACE;
}
static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
{
DEVENUM_LockModule();
return 2;
}
static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
{
DEVENUM_UnlockModule();
return 1;
}
static HRESULT WINAPI ClassFactory_CreateInstance(IClassFactory *iface,
IUnknown *outer, REFIID iid, void **obj)
{
struct class_factory *This = impl_from_IClassFactory( iface );
TRACE("(%p, %s, %p)\n", outer, debugstr_guid(iid), obj);
if (!obj) return E_POINTER;
if (outer) return CLASS_E_NOAGGREGATION;
return IUnknown_QueryInterface(This->obj, iid, obj);
}
static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL lock)
{
if (lock)
DEVENUM_LockModule();
else
DEVENUM_UnlockModule();
return S_OK;
}
static const IClassFactoryVtbl ClassFactory_vtbl = {
ClassFactory_QueryInterface,
ClassFactory_AddRef,
ClassFactory_Release,
ClassFactory_CreateInstance,
ClassFactory_LockServer
};
static struct class_factory create_devenum_cf = { { &ClassFactory_vtbl }, (IUnknown *)&devenum_factory };
static struct class_factory device_moniker_cf = { { &ClassFactory_vtbl }, (IUnknown *)&devenum_parser };
/***********************************************************************
* DllGetClassObject (DEVENUM.@)
*/
HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID iid, void **obj)
{
TRACE("(%s, %s, %p)\n", debugstr_guid(clsid), debugstr_guid(iid), obj);
*obj = NULL;
if (IsEqualGUID(clsid, &CLSID_SystemDeviceEnum))
return IClassFactory_QueryInterface(&create_devenum_cf.IClassFactory_iface, iid, obj);
else if (IsEqualGUID(clsid, &CLSID_CDeviceMoniker))
return IClassFactory_QueryInterface(&device_moniker_cf.IClassFactory_iface, iid, obj);
FIXME("class %s not available\n", debugstr_guid(clsid));
return CLASS_E_CLASSNOTAVAILABLE;
}
/***********************************************************************
* DllCanUnloadNow (DEVENUM.@)
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
return dll_refs != 0 ? S_FALSE : S_OK;
}
/***********************************************************************
* DllRegisterServer (DEVENUM.@)
*/
HRESULT WINAPI DllRegisterServer(void)
{
HRESULT res;
IFilterMapper2 * pMapper = NULL;
LPVOID mapvptr;
TRACE("\n");
res = __wine_register_resources();
if (FAILED(res))
return res;
res = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC,
&IID_IFilterMapper2, &mapvptr);
if (SUCCEEDED(res))
{
pMapper = mapvptr;
IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioCompressorCategory, MERIT_DO_NOT_USE, L"Audio Compressors");
IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioInputDeviceCategory, MERIT_DO_NOT_USE, L"Audio Capture Sources");
IFilterMapper2_CreateCategory(pMapper, &CLSID_AudioRendererCategory, MERIT_NORMAL, L"Audio Renderers");
IFilterMapper2_CreateCategory(pMapper, &CLSID_DeviceControlCategory, MERIT_DO_NOT_USE, L"Device Control Filters");
IFilterMapper2_CreateCategory(pMapper, &CLSID_LegacyAmFilterCategory, MERIT_NORMAL, L"DirectShow Filters");
IFilterMapper2_CreateCategory(pMapper, &CLSID_MidiRendererCategory, MERIT_NORMAL, L"Midi Renderers");
IFilterMapper2_CreateCategory(pMapper, &CLSID_TransmitCategory, MERIT_DO_NOT_USE, L"External Renderers");
IFilterMapper2_CreateCategory(pMapper, &CLSID_VideoInputDeviceCategory, MERIT_DO_NOT_USE, L"Video Capture Sources");
IFilterMapper2_CreateCategory(pMapper, &CLSID_VideoCompressorCategory, MERIT_DO_NOT_USE, L"Video Compressors");
IFilterMapper2_Release(pMapper);
}
return res;
}
/***********************************************************************
* DllUnregisterServer (DEVENUM.@)
*/
HRESULT WINAPI DllUnregisterServer(void)
{
FIXME("stub!\n");
return __wine_unregister_resources();
}