dlls/dx8vb/main.c

   1 /*
   2  * Copyright 2017 Fabian Maurer
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #define COBJMACROS
  20
  21 #include "config.h"
  22
  23 #include <stdarg.h>
  24 #include <string.h>
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30
  31 #include "ole2.h"
  32 #include "rpcproxy.h"
  33
  34 #include "unknwn.h"
  35
  36 #include "wine/debug.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(dx8vb);
  39
  40 static HINSTANCE instance_dx8vb;
  41
  42 BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved)
  43 {
  44     TRACE("(0x%p, %d, %p)\n", instance, reason, reserved);
  45
  46     switch (reason)
  47     {
  48         case DLL_WINE_PREATTACH:
  49             return FALSE;    /* prefer native version */
  50         case DLL_PROCESS_ATTACH:
  51             DisableThreadLibraryCalls(instance);
  52             instance_dx8vb = instance;
  53             break;
  54     }
  55
  56     return TRUE;
  57 }
  58
  59 typedef struct {
  60     IClassFactory IClassFactory_iface;
  61
  62     LONG ref;
  63     HRESULT (*pfnCreateInstance)(IUnknown *unk_outer, void **ppobj);
  64 } IClassFactoryImpl;
  65
  66 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  67 {
  68     return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  69 }
  70
  71 struct object_creation_info
  72 {
  73     const CLSID *clsid;
  74     HRESULT (*pfnCreateInstance)(IUnknown *unk_outer, void **ppobj);
  75 };
  76
  77 static const struct object_creation_info object_creation[] =
  78 {
  79     { &GUID_NULL, 0 },
  80 };
  81
  82 static HRESULT WINAPI classfactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppobj)
  83 {
  84     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  85
  86     if (IsEqualGUID(riid, &IID_IUnknown)
  87         || IsEqualGUID(riid, &IID_IClassFactory))
  88     {
  89         IClassFactory_AddRef(iface);
  90         *ppobj = &This->IClassFactory_iface;
  91         return S_OK;
  92     }
  93
  94     WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
  95     return E_NOINTERFACE;
  96 }
  97
  98 static ULONG WINAPI classfactory_AddRef(IClassFactory *iface)
  99 {
 100     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 101     return InterlockedIncrement(&This->ref);
 102 }
 103
 104 static ULONG WINAPI classfactory_Release(IClassFactory *iface)
 105 {
 106     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 107     ULONG ref = InterlockedDecrement(&This->ref);
 108
 109     if (ref == 0)
 110         HeapFree(GetProcessHeap(), 0, This);
 111
 112     return ref;
 113 }
 114
 115 static HRESULT WINAPI classfactory_CreateInstance(IClassFactory *iface, IUnknown *outer_unk, REFIID riid, void **ppobj)
 116 {
 117     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 118     HRESULT hres;
 119     IUnknown *unk;
 120
 121     TRACE("(%p)->(%p,%s,%p)\n", This, outer_unk, debugstr_guid(riid), ppobj);
 122
 123     *ppobj = NULL;
 124     hres = This->pfnCreateInstance(outer_unk, (void **) &unk);
 125     if (SUCCEEDED(hres))
 126     {
 127         hres = IUnknown_QueryInterface(unk, riid, ppobj);
 128         IUnknown_Release(unk);
 129     }
 130     return hres;
 131 }
 132
 133 static HRESULT WINAPI classfactory_LockServer(IClassFactory *iface, BOOL dolock)
 134 {
 135     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 136     FIXME("(%p)->(%d), stub!\n", This, dolock);
 137     return S_OK;
 138 }
 139
 140 static const IClassFactoryVtbl classfactory_Vtbl =
 141 {
 142     classfactory_QueryInterface,
 143     classfactory_AddRef,
 144     classfactory_Release,
 145     classfactory_CreateInstance,
 146     classfactory_LockServer
 147 };
 148
 149 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
 150 {
 151     unsigned int i;
 152     IClassFactoryImpl *factory;
 153
 154     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 155
 156     if (!IsEqualGUID(&IID_IClassFactory, riid)
 157          && !IsEqualGUID( &IID_IUnknown, riid))
 158         return E_NOINTERFACE;
 159
 160     for (i = 0; i < ARRAY_SIZE(object_creation); i++)
 161     {
 162         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 163             break;
 164     }
 165
 166     if (i == ARRAY_SIZE(object_creation))
 167     {
 168         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 169         return CLASS_E_CLASSNOTAVAILABLE;
 170     }
 171
 172     factory = HeapAlloc(GetProcessHeap(), 0, sizeof(*factory));
 173     if (factory == NULL)
 174         return E_OUTOFMEMORY;
 175
 176     factory->IClassFactory_iface.lpVtbl = &classfactory_Vtbl;
 177     factory->ref = 1;
 178
 179     factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
 180
 181     *ppv = &factory->IClassFactory_iface;
 182     return S_OK;
 183 }
 184
 185 HRESULT WINAPI DllCanUnloadNow(void)
 186 {
 187     return S_FALSE;
 188 }
 189
 190 HRESULT WINAPI DllRegisterServer(void)
 191 {
 192     return __wine_register_resources(instance_dx8vb);
 193 }
 194
 195 HRESULT WINAPI DllUnregisterServer(void)
 196 {
 197     return __wine_unregister_resources(instance_dx8vb);
 198 }