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
  22 #include <stdarg.h>
  23 #include <string.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "winreg.h"
  29
  30 #include "ole2.h"
  31 #include "rpcproxy.h"
  32
  33 #include "unknwn.h"
  34
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(dx8vb);
  38
  39 static HINSTANCE instance_dx8vb;
  40
  41 BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved)
  42 {
  43     TRACE("(0x%p, %d, %p)\n", instance, reason, reserved);
  44
  45     switch (reason)
  46     {
  47         case DLL_WINE_PREATTACH:
  48             return FALSE;    /* prefer native version */
  49         case DLL_PROCESS_ATTACH:
  50             DisableThreadLibraryCalls(instance);
  51             instance_dx8vb = instance;
  52             break;
  53     }
  54
  55     return TRUE;
  56 }
  57
  58 typedef struct {
  59     IClassFactory IClassFactory_iface;
  60
  61     LONG ref;
  62     HRESULT (*pfnCreateInstance)(IUnknown *unk_outer, void **ppobj);
  63 } IClassFactoryImpl;
  64
  65 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  66 {
  67     return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  68 }
  69
  70 struct object_creation_info
  71 {
  72     const CLSID *clsid;
  73     HRESULT (*pfnCreateInstance)(IUnknown *unk_outer, void **ppobj);
  74 };
  75
  76 static const struct object_creation_info object_creation[] =
  77 {
  78     { &GUID_NULL, 0 },
  79 };
  80
  81 static HRESULT WINAPI classfactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppobj)
  82 {
  83     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  84
  85     if (IsEqualGUID(riid, &IID_IUnknown)
  86         || IsEqualGUID(riid, &IID_IClassFactory))
  87     {
  88         IClassFactory_AddRef(iface);
  89         *ppobj = &This->IClassFactory_iface;
  90         return S_OK;
  91     }
  92
  93     WARN("(%p)->(%s,%p),not found\n", This, debugstr_guid(riid), ppobj);
  94     return E_NOINTERFACE;
  95 }
  96
  97 static ULONG WINAPI classfactory_AddRef(IClassFactory *iface)
  98 {
  99     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 100     return InterlockedIncrement(&This->ref);
 101 }
 102
 103 static ULONG WINAPI classfactory_Release(IClassFactory *iface)
 104 {
 105     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 106     ULONG ref = InterlockedDecrement(&This->ref);
 107
 108     if (ref == 0)
 109         HeapFree(GetProcessHeap(), 0, This);
 110
 111     return ref;
 112 }
 113
 114 static HRESULT WINAPI classfactory_CreateInstance(IClassFactory *iface, IUnknown *outer_unk, REFIID riid, void **ppobj)
 115 {
 116     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 117     HRESULT hres;
 118     IUnknown *unk;
 119
 120     TRACE("(%p)->(%p,%s,%p)\n", This, outer_unk, debugstr_guid(riid), ppobj);
 121
 122     *ppobj = NULL;
 123     hres = This->pfnCreateInstance(outer_unk, (void **) &unk);
 124     if (SUCCEEDED(hres))
 125     {
 126         hres = IUnknown_QueryInterface(unk, riid, ppobj);
 127         IUnknown_Release(unk);
 128     }
 129     return hres;
 130 }
 131
 132 static HRESULT WINAPI classfactory_LockServer(IClassFactory *iface, BOOL dolock)
 133 {
 134     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 135     FIXME("(%p)->(%d), stub!\n", This, dolock);
 136     return S_OK;
 137 }
 138
 139 static const IClassFactoryVtbl classfactory_Vtbl =
 140 {
 141     classfactory_QueryInterface,
 142     classfactory_AddRef,
 143     classfactory_Release,
 144     classfactory_CreateInstance,
 145     classfactory_LockServer
 146 };
 147
 148 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **ppv)
 149 {
 150     unsigned int i;
 151     IClassFactoryImpl *factory;
 152
 153     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 154
 155     if (!IsEqualGUID(&IID_IClassFactory, riid)
 156          && !IsEqualGUID( &IID_IUnknown, riid))
 157         return E_NOINTERFACE;
 158
 159     for (i = 0; i < ARRAY_SIZE(object_creation); i++)
 160     {
 161         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 162             break;
 163     }
 164
 165     if (i == ARRAY_SIZE(object_creation))
 166     {
 167         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 168         return CLASS_E_CLASSNOTAVAILABLE;
 169     }
 170
 171     factory = HeapAlloc(GetProcessHeap(), 0, sizeof(*factory));
 172     if (factory == NULL)
 173         return E_OUTOFMEMORY;
 174
 175     factory->IClassFactory_iface.lpVtbl = &classfactory_Vtbl;
 176     factory->ref = 1;
 177
 178     factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
 179
 180     *ppv = &factory->IClassFactory_iface;
 181     return S_OK;
 182 }
 183
 184 HRESULT WINAPI DllCanUnloadNow(void)
 185 {
 186     return S_FALSE;
 187 }
 188
 189 HRESULT WINAPI DllRegisterServer(void)
 190 {
 191     return __wine_register_resources(instance_dx8vb);
 192 }
 193
 194 HRESULT WINAPI DllUnregisterServer(void)
 195 {
 196     return __wine_unregister_resources(instance_dx8vb);
 197 }