dlls/sti/sti_main.c

   1 /*
   2  * Copyright (C) 2002 Aric Stewart for CodeWeavers
   3  * Copyright (C) 2009 Damjan Jovanovic
   4  *
   5  * This library 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 library 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 library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #define COBJMACROS
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winreg.h"
  27 #include "winerror.h"
  28 #include "objbase.h"
  29 #include "sti.h"
  30
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(sti);
  34
  35 typedef HRESULT (*fnCreateInstance)(REFIID riid, IUnknown *pUnkOuter, LPVOID *ppObj);
  36
  37 typedef struct
  38 {
  39     const struct IClassFactoryVtbl *vtbl;
  40     fnCreateInstance pfnCreateInstance;
  41 } sti_cf;
  42
  43 static inline sti_cf *impl_from_IClassFactory( IClassFactory *iface )
  44 {
  45     return (sti_cf *)((char *)iface - FIELD_OFFSET( sti_cf, vtbl ));
  46 }
  47
  48 static HRESULT sti_create( REFIID riid, IUnknown *pUnkOuter, LPVOID *ppObj )
  49 {
  50     if (pUnkOuter != NULL && !IsEqualIID(riid, &IID_IUnknown))
  51         return CLASS_E_NOAGGREGATION;
  52
  53     if (IsEqualGUID(riid, &IID_IUnknown))
  54         return StiCreateInstanceW(GetCurrentProcess(), STI_VERSION_REAL | STI_VERSION_FLAG_UNICODE, (PSTIW*) ppObj, pUnkOuter);
  55     else if (IsEqualGUID(riid, &IID_IStillImageW))
  56         return StiCreateInstanceW(GetCurrentProcess(), STI_VERSION_REAL | STI_VERSION_FLAG_UNICODE, (PSTIW*) ppObj, NULL);
  57     else if (IsEqualGUID(riid, &IID_IStillImageA))
  58         return StiCreateInstanceA(GetCurrentProcess(), STI_VERSION_REAL, (PSTIA*) ppObj, NULL);
  59     else
  60     {
  61         FIXME("no interface %s\n", debugstr_guid(riid));
  62         return E_NOINTERFACE;
  63     }
  64 }
  65
  66 static HRESULT WINAPI sti_cf_QueryInterface( IClassFactory *iface, REFIID riid, LPVOID *ppobj )
  67 {
  68     if (IsEqualGUID(riid, &IID_IUnknown) ||
  69         IsEqualGUID(riid, &IID_IClassFactory))
  70     {
  71         IClassFactory_AddRef( iface );
  72         *ppobj = iface;
  73         return S_OK;
  74     }
  75     FIXME("interface %s not implemented\n", debugstr_guid(riid));
  76     return E_NOINTERFACE;
  77 }
  78
  79 static ULONG WINAPI sti_cf_AddRef( IClassFactory *iface )
  80 {
  81     return 2;
  82 }
  83
  84 static ULONG WINAPI sti_cf_Release( IClassFactory *iface )
  85 {
  86     return 1;
  87 }
  88
  89 static HRESULT WINAPI sti_cf_CreateInstance( IClassFactory *iface, LPUNKNOWN pOuter,
  90                                              REFIID riid, LPVOID *ppobj )
  91 {
  92     sti_cf *This = impl_from_IClassFactory( iface );
  93     HRESULT r;
  94     IUnknown *punk;
  95
  96     TRACE("%p %s %p\n", pOuter, debugstr_guid(riid), ppobj);
  97
  98     *ppobj = NULL;
  99
 100     r = This->pfnCreateInstance( riid, pOuter, (LPVOID *)&punk );
 101     if (FAILED(r))
 102         return r;
 103
 104     r = IUnknown_QueryInterface( punk, riid, ppobj );
 105     if (FAILED(r))
 106         return r;
 107
 108     IUnknown_Release( punk );
 109     return r;
 110 }
 111
 112 static HRESULT WINAPI sti_cf_LockServer( IClassFactory *iface, BOOL dolock )
 113 {
 114     FIXME("(%p)->(%d)\n", iface, dolock);
 115     return S_OK;
 116 }
 117
 118 static const struct IClassFactoryVtbl sti_cf_vtbl =
 119 {
 120     sti_cf_QueryInterface,
 121     sti_cf_AddRef,
 122     sti_cf_Release,
 123     sti_cf_CreateInstance,
 124     sti_cf_LockServer
 125 };
 126
 127 static sti_cf the_sti_cf = { &sti_cf_vtbl, sti_create };
 128
 129 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpvReserved)
 130 {
 131     TRACE("(0x%p, %d, %p)\n",hInstDLL,fdwReason,lpvReserved);
 132
 133     switch(fdwReason) {
 134         case DLL_WINE_PREATTACH:
 135             return FALSE;
 136         case DLL_PROCESS_ATTACH:
 137             DisableThreadLibraryCalls(hInstDLL);
 138             break;
 139         case DLL_PROCESS_DETACH:
 140             break;
 141     }
 142     return TRUE;
 143 }
 144
 145 /******************************************************************************
 146  *           DllGetClassObject   (STI.@)
 147  */
 148 HRESULT WINAPI DllGetClassObject( REFCLSID rclsid, REFIID iid, LPVOID *ppv )
 149 {
 150     IClassFactory *cf = NULL;
 151
 152     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
 153
 154     if (IsEqualGUID( rclsid, &CLSID_Sti ))
 155     {
 156        cf = (IClassFactory *)&the_sti_cf.vtbl;
 157     }
 158
 159     if (!cf) return CLASS_E_CLASSNOTAVAILABLE;
 160     return IClassFactory_QueryInterface( cf, iid, ppv );
 161 }
 162
 163 /******************************************************************************
 164  *           DllCanUnloadNow   (STI.@)
 165  */
 166 HRESULT WINAPI DllCanUnloadNow( void )
 167 {
 168     FIXME("\n");
 169     return S_FALSE;
 170 }