dlls/dmband/dmband_main.c

   1 /* DirectMusicBand Main
   2  *
   3  * Copyright (C) 2003-2004 Rok Mandeljc
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "dmband_private.h"
  21 #include "rpcproxy.h"
  22
  23 WINE_DEFAULT_DEBUG_CHANNEL(dmband);
  24
  25 static HINSTANCE instance;
  26 LONG DMBAND_refCount = 0;
  27
  28 typedef struct {
  29         IClassFactory IClassFactory_iface;
  30         HRESULT WINAPI (*fnCreateInstance)(REFIID riid, void **ppv, IUnknown *pUnkOuter);
  31 } IClassFactoryImpl;
  32
  33 /******************************************************************
  34  *      IClassFactory implementation
  35  */
  36 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  37 {
  38         return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  39 }
  40
  41 static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFIID riid, void **ppv)
  42 {
  43         if (ppv == NULL)
  44                 return E_POINTER;
  45
  46         if (IsEqualGUID(&IID_IUnknown, riid))
  47                 TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
  48         else if (IsEqualGUID(&IID_IClassFactory, riid))
  49                 TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
  50         else {
  51                 FIXME("(%p)->(%s %p)\n", iface, debugstr_guid(riid), ppv);
  52                 *ppv = NULL;
  53                 return E_NOINTERFACE;
  54         }
  55
  56         *ppv = iface;
  57         IClassFactory_AddRef(iface);
  58         return S_OK;
  59 }
  60
  61 static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
  62 {
  63         DMBAND_LockModule();
  64
  65         return 2; /* non-heap based object */
  66 }
  67
  68 static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
  69 {
  70         DMBAND_UnlockModule();
  71
  72         return 1; /* non-heap based object */
  73 }
  74
  75 static HRESULT WINAPI ClassFactory_CreateInstance(IClassFactory *iface, IUnknown *pUnkOuter,
  76         REFIID riid, void **ppv)
  77 {
  78         IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  79
  80         TRACE ("(%p, %s, %p)\n", pUnkOuter, debugstr_dmguid(riid), ppv);
  81
  82         return This->fnCreateInstance(riid, ppv, pUnkOuter);
  83 }
  84
  85 static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL dolock)
  86 {
  87         TRACE("(%d)\n", dolock);
  88
  89         if (dolock)
  90                 DMBAND_LockModule();
  91         else
  92                 DMBAND_UnlockModule();
  93
  94         return S_OK;
  95 }
  96
  97 static const IClassFactoryVtbl classfactory_vtbl = {
  98         ClassFactory_QueryInterface,
  99         ClassFactory_AddRef,
 100         ClassFactory_Release,
 101         ClassFactory_CreateInstance,
 102         ClassFactory_LockServer
 103 };
 104
 105 static IClassFactoryImpl Band_CF = {{&classfactory_vtbl}, DMUSIC_CreateDirectMusicBandImpl};
 106 static IClassFactoryImpl BandTrack_CF = {{&classfactory_vtbl}, DMUSIC_CreateDirectMusicBandTrack};
 107
 108 /******************************************************************
 109  *              DllMain
 110  *
 111  *
 112  */
 113 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
 114         if (fdwReason == DLL_PROCESS_ATTACH) {
 115             instance = hinstDLL;
 116             DisableThreadLibraryCalls(hinstDLL);
 117                 /* FIXME: Initialisation */
 118         } else if (fdwReason == DLL_PROCESS_DETACH) {
 119                 /* FIXME: Cleanup */
 120         }
 121
 122         return TRUE;
 123 }
 124
 125
 126 /******************************************************************
 127  *              DllCanUnloadNow (DMBAND.@)
 128  *
 129  *
 130  */
 131 HRESULT WINAPI DllCanUnloadNow(void)
 132 {
 133         return DMBAND_refCount != 0 ? S_FALSE : S_OK;
 134 }
 135
 136
 137 /******************************************************************
 138  *              DllGetClassObject (DMBAND.@)
 139  *
 140  *
 141  */
 142 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 143 {
 144     TRACE("(%s, %s, %p)\n", debugstr_dmguid(rclsid), debugstr_dmguid(riid), ppv);
 145
 146         if (IsEqualCLSID (rclsid, &CLSID_DirectMusicBand) && IsEqualIID (riid, &IID_IClassFactory)) {
 147                 *ppv = &Band_CF;
 148                 IClassFactory_AddRef((IClassFactory*)*ppv);
 149                 return S_OK;
 150         } else if (IsEqualCLSID (rclsid, &CLSID_DirectMusicBandTrack) && IsEqualIID (riid, &IID_IClassFactory)) {
 151                 *ppv = &BandTrack_CF;
 152                 IClassFactory_AddRef((IClassFactory*)*ppv);
 153                 return S_OK;
 154         }
 155
 156     WARN("(%s, %s, %p): no interface found.\n", debugstr_dmguid(rclsid), debugstr_dmguid(riid), ppv);
 157     return CLASS_E_CLASSNOTAVAILABLE;
 158 }
 159
 160 /***********************************************************************
 161  *              DllRegisterServer (DMBAND.@)
 162  */
 163 HRESULT WINAPI DllRegisterServer(void)
 164 {
 165     return __wine_register_resources( instance );
 166 }
 167
 168 /***********************************************************************
 169  *              DllUnregisterServer (DMBAND.@)
 170  */
 171 HRESULT WINAPI DllUnregisterServer(void)
 172 {
 173     return __wine_unregister_resources( instance );
 174 }