dll/win32/wuapi/systeminfo.c

   1 /*
   2  * IAutomaticUpdates implementation
   3  *
   4  * Copyright 2008 Hans Leidekker
   5  * Copyright 2011 Bernhard Loos
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #define WIN32_NO_STATUS
  23 #define _INC_WINDOWS
  24
  25 #define COBJMACROS
  26
  27 #include <config.h>
  28 #include <stdarg.h>
  29
  30 #include <windef.h>
  31 #include <winbase.h>
  32 //#include "winuser.h"
  33 #include <ole2.h>
  34 #include <wuapi.h>
  35
  36 #include <wine/debug.h>
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(wuapi);
  39
  40 typedef struct _systeminfo
  41 {
  42     ISystemInformation ISystemInformation_iface;
  43     LONG refs;
  44 } systeminfo;
  45
  46 static inline systeminfo *impl_from_ISystemInformation(ISystemInformation *iface)
  47 {
  48     return CONTAINING_RECORD(iface, systeminfo, ISystemInformation_iface);
  49 }
  50
  51 static ULONG WINAPI systeminfo_AddRef(ISystemInformation *iface)
  52 {
  53     systeminfo *This = impl_from_ISystemInformation(iface);
  54     return InterlockedIncrement(&This->refs);
  55 }
  56
  57 static ULONG WINAPI systeminfo_Release(ISystemInformation *iface)
  58 {
  59     systeminfo *This = impl_from_ISystemInformation(iface);
  60     LONG refs = InterlockedDecrement(&This->refs);
  61     if (!refs)
  62     {
  63         TRACE("destroying %p\n", This);
  64         HeapFree(GetProcessHeap(), 0, This);
  65     }
  66     return refs;
  67 }
  68
  69 static HRESULT WINAPI systeminfo_QueryInterface(ISystemInformation *iface,
  70                     REFIID riid, void **ppvObject)
  71 {
  72     systeminfo *This = impl_from_ISystemInformation(iface);
  73
  74     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
  75
  76     if (IsEqualGUID(riid, &IID_ISystemInformation) ||
  77         IsEqualGUID(riid, &IID_IDispatch) ||
  78         IsEqualGUID(riid, &IID_IUnknown))
  79     {
  80         *ppvObject = iface;
  81     }
  82     else
  83     {
  84         FIXME("interface %s not implemented\n", debugstr_guid(riid));
  85         return E_NOINTERFACE;
  86     }
  87     ISystemInformation_AddRef(iface);
  88     return S_OK;
  89 }
  90
  91 static HRESULT WINAPI systeminfo_GetTypeInfoCount(ISystemInformation *iface,
  92                     UINT *pctinfo )
  93 {
  94     FIXME("\n");
  95     return E_NOTIMPL;
  96 }
  97
  98 static HRESULT WINAPI systeminfo_GetTypeInfo(ISystemInformation *iface,
  99                     UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo)
 100 {
 101     FIXME("\n");
 102     return E_NOTIMPL;
 103 }
 104
 105 static HRESULT WINAPI systeminfo_GetIDsOfNames(ISystemInformation *iface,
 106                     REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid,
 107                     DISPID *rgDispId)
 108 {
 109     FIXME("\n");
 110     return E_NOTIMPL;
 111 }
 112
 113 static HRESULT WINAPI systeminfo_Invoke(ISystemInformation *iface,
 114                     DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags,
 115                     DISPPARAMS *pDispParams, VARIANT *pVarResult,
 116                     EXCEPINFO *pExcepInfo, UINT *puArgErr )
 117 {
 118     FIXME("\n");
 119     return E_NOTIMPL;
 120 }
 121
 122 static HRESULT WINAPI systeminfo_get_OemHardwareSupportLink(ISystemInformation *iface,
 123                                 BSTR *retval)
 124 {
 125     FIXME("\n");
 126     return E_NOTIMPL;
 127 }
 128
 129 static HRESULT WINAPI systeminfo_get_RebootRequired(ISystemInformation *iface,
 130                                 VARIANT_BOOL *retval)
 131 {
 132     *retval = VARIANT_FALSE;
 133     return S_OK;
 134 }
 135
 136 static const struct ISystemInformationVtbl systeminfo_vtbl =
 137 {
 138     systeminfo_QueryInterface,
 139     systeminfo_AddRef,
 140     systeminfo_Release,
 141     systeminfo_GetTypeInfoCount,
 142     systeminfo_GetTypeInfo,
 143     systeminfo_GetIDsOfNames,
 144     systeminfo_Invoke,
 145     systeminfo_get_OemHardwareSupportLink,
 146     systeminfo_get_RebootRequired
 147 };
 148
 149 HRESULT SystemInformation_create(IUnknown *pUnkOuter, LPVOID *ppObj)
 150 {
 151     systeminfo *info;
 152
 153     TRACE("(%p,%p)\n", pUnkOuter, ppObj);
 154
 155     info = HeapAlloc(GetProcessHeap(), 0, sizeof(*info));
 156     if (!info)
 157         return E_OUTOFMEMORY;
 158
 159     info->ISystemInformation_iface.lpVtbl = &systeminfo_vtbl;
 160     info->refs = 1;
 161
 162     *ppObj = &info->ISystemInformation_iface;
 163
 164     TRACE("returning iface %p\n", *ppObj);
 165     return S_OK;
 166 }