[WUAPI] Sync with Wine Staging 4.18. CORE-16441
[reactos.git] / 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 COBJMACROS
23
24 #include <stdarg.h>
25
26 #include "windef.h"
27 #include "winbase.h"
28 #include "winuser.h"
29 #include "ole2.h"
30 #include "wuapi.h"
31 #include "wuapi_private.h"
32
33 #include "wine/debug.h"
34
35 WINE_DEFAULT_DEBUG_CHANNEL(wuapi);
36
37 typedef struct _systeminfo
38 {
39 ISystemInformation ISystemInformation_iface;
40 LONG refs;
41 } systeminfo;
42
43 static inline systeminfo *impl_from_ISystemInformation(ISystemInformation *iface)
44 {
45 return CONTAINING_RECORD(iface, systeminfo, ISystemInformation_iface);
46 }
47
48 static ULONG WINAPI systeminfo_AddRef(ISystemInformation *iface)
49 {
50 systeminfo *This = impl_from_ISystemInformation(iface);
51 return InterlockedIncrement(&This->refs);
52 }
53
54 static ULONG WINAPI systeminfo_Release(ISystemInformation *iface)
55 {
56 systeminfo *This = impl_from_ISystemInformation(iface);
57 LONG refs = InterlockedDecrement(&This->refs);
58 if (!refs)
59 {
60 TRACE("destroying %p\n", This);
61 HeapFree(GetProcessHeap(), 0, This);
62 }
63 return refs;
64 }
65
66 static HRESULT WINAPI systeminfo_QueryInterface(ISystemInformation *iface,
67 REFIID riid, void **ppvObject)
68 {
69 systeminfo *This = impl_from_ISystemInformation(iface);
70
71 TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
72
73 if (IsEqualGUID(riid, &IID_ISystemInformation) ||
74 IsEqualGUID(riid, &IID_IDispatch) ||
75 IsEqualGUID(riid, &IID_IUnknown))
76 {
77 *ppvObject = iface;
78 }
79 else
80 {
81 FIXME("interface %s not implemented\n", debugstr_guid(riid));
82 return E_NOINTERFACE;
83 }
84 ISystemInformation_AddRef(iface);
85 return S_OK;
86 }
87
88 static HRESULT WINAPI systeminfo_GetTypeInfoCount(ISystemInformation *iface,
89 UINT *pctinfo )
90 {
91 FIXME("\n");
92 return E_NOTIMPL;
93 }
94
95 static HRESULT WINAPI systeminfo_GetTypeInfo(ISystemInformation *iface,
96 UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo)
97 {
98 FIXME("\n");
99 return E_NOTIMPL;
100 }
101
102 static HRESULT WINAPI systeminfo_GetIDsOfNames(ISystemInformation *iface,
103 REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid,
104 DISPID *rgDispId)
105 {
106 FIXME("\n");
107 return E_NOTIMPL;
108 }
109
110 static HRESULT WINAPI systeminfo_Invoke(ISystemInformation *iface,
111 DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags,
112 DISPPARAMS *pDispParams, VARIANT *pVarResult,
113 EXCEPINFO *pExcepInfo, UINT *puArgErr )
114 {
115 FIXME("\n");
116 return E_NOTIMPL;
117 }
118
119 static HRESULT WINAPI systeminfo_get_OemHardwareSupportLink(ISystemInformation *iface,
120 BSTR *retval)
121 {
122 FIXME("\n");
123 return E_NOTIMPL;
124 }
125
126 static HRESULT WINAPI systeminfo_get_RebootRequired(ISystemInformation *iface,
127 VARIANT_BOOL *retval)
128 {
129 *retval = VARIANT_FALSE;
130 return S_OK;
131 }
132
133 static const struct ISystemInformationVtbl systeminfo_vtbl =
134 {
135 systeminfo_QueryInterface,
136 systeminfo_AddRef,
137 systeminfo_Release,
138 systeminfo_GetTypeInfoCount,
139 systeminfo_GetTypeInfo,
140 systeminfo_GetIDsOfNames,
141 systeminfo_Invoke,
142 systeminfo_get_OemHardwareSupportLink,
143 systeminfo_get_RebootRequired
144 };
145
146 HRESULT SystemInformation_create(LPVOID *ppObj)
147 {
148 systeminfo *info;
149
150 TRACE("(%p)\n", ppObj);
151
152 info = HeapAlloc(GetProcessHeap(), 0, sizeof(*info));
153 if (!info)
154 return E_OUTOFMEMORY;
155
156 info->ISystemInformation_iface.lpVtbl = &systeminfo_vtbl;
157 info->refs = 1;
158
159 *ppObj = &info->ISystemInformation_iface;
160
161 TRACE("returning iface %p\n", *ppObj);
162 return S_OK;
163 }