xref: /reactos/dll/win32/wmiutils/main.c (revision c2c66aff)
1 /*
2  * Copyright 2009 Hans Leidekker for CodeWeavers
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 #include "config.h"
20 #include <stdarg.h>
21 
22 #define COBJMACROS
23 
24 #include "windef.h"
25 #include "winbase.h"
26 #include "winuser.h"
27 #include "initguid.h"
28 #include "objbase.h"
29 #include "wbemcli.h"
30 #include "wmiutils.h"
31 #include "rpcproxy.h"
32 
33 #include "wine/debug.h"
34 #include "wmiutils_private.h"
35 
36 WINE_DEFAULT_DEBUG_CHANNEL(wmiutils);
37 
38 static HINSTANCE instance;
39 
40 typedef HRESULT (*fnCreateInstance)( LPVOID *ppObj );
41 
42 typedef struct
43 {
44     IClassFactory IClassFactory_iface;
45     fnCreateInstance pfnCreateInstance;
46 } wmiutils_cf;
47 
48 static inline wmiutils_cf *impl_from_IClassFactory( IClassFactory *iface )
49 {
50     return CONTAINING_RECORD(iface, wmiutils_cf, IClassFactory_iface);
51 }
52 
53 static HRESULT WINAPI wmiutils_cf_QueryInterface( IClassFactory *iface, REFIID riid, LPVOID *ppobj )
54 {
55     if (IsEqualGUID(riid, &IID_IUnknown) ||
56         IsEqualGUID(riid, &IID_IClassFactory))
57     {
58         IClassFactory_AddRef( iface );
59         *ppobj = iface;
60         return S_OK;
61     }
62     FIXME("interface %s not implemented\n", debugstr_guid(riid));
63     return E_NOINTERFACE;
64 }
65 
66 static ULONG WINAPI wmiutils_cf_AddRef( IClassFactory *iface )
67 {
68     return 2;
69 }
70 
71 static ULONG WINAPI wmiutils_cf_Release( IClassFactory *iface )
72 {
73     return 1;
74 }
75 
76 static HRESULT WINAPI wmiutils_cf_CreateInstance( IClassFactory *iface, LPUNKNOWN pOuter,
77                                                   REFIID riid, LPVOID *ppobj )
78 {
79     wmiutils_cf *This = impl_from_IClassFactory( iface );
80     HRESULT r;
81     IUnknown *punk;
82 
83     TRACE("%p %s %p\n", pOuter, debugstr_guid(riid), ppobj);
84 
85     *ppobj = NULL;
86 
87     if (pOuter)
88         return CLASS_E_NOAGGREGATION;
89 
90     r = This->pfnCreateInstance( (LPVOID *)&punk );
91     if (FAILED(r))
92         return r;
93 
94     r = IUnknown_QueryInterface( punk, riid, ppobj );
95     IUnknown_Release( punk );
96     return r;
97 }
98 
99 static HRESULT WINAPI wmiutils_cf_LockServer( IClassFactory *iface, BOOL dolock )
100 {
101     FIXME("(%p)->(%d)\n", iface, dolock);
102     return S_OK;
103 }
104 
105 static const struct IClassFactoryVtbl wmiutils_cf_vtbl =
106 {
107     wmiutils_cf_QueryInterface,
108     wmiutils_cf_AddRef,
109     wmiutils_cf_Release,
110     wmiutils_cf_CreateInstance,
111     wmiutils_cf_LockServer
112 };
113 
114 static wmiutils_cf status_code_cf = { { &wmiutils_cf_vtbl }, WbemStatusCodeText_create };
115 static wmiutils_cf path_cf = { { &wmiutils_cf_vtbl }, WbemPath_create };
116 
117 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID lpv )
118 {
119     switch(reason)
120     {
121     case DLL_WINE_PREATTACH:
122         return FALSE;  /* prefer native version */
123     case DLL_PROCESS_ATTACH:
124         instance = hinst;
125         DisableThreadLibraryCalls( hinst );
126         break;
127     }
128     return TRUE;
129 }
130 
131 HRESULT WINAPI DllGetClassObject( REFCLSID rclsid, REFIID iid, LPVOID *ppv )
132 {
133     IClassFactory *cf = NULL;
134 
135     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
136 
137     if (IsEqualGUID( rclsid, &CLSID_WbemStatusCode ))
138     {
139        cf = &status_code_cf.IClassFactory_iface;
140     }
141     else if (IsEqualGUID( rclsid, &CLSID_WbemDefPath ))
142     {
143         cf = &path_cf.IClassFactory_iface;
144     }
145     if (!cf) return CLASS_E_CLASSNOTAVAILABLE;
146     return IClassFactory_QueryInterface( cf, iid, ppv );
147 }
148 
149 /***********************************************************************
150  *              DllCanUnloadNow (WMIUTILS.@)
151  */
152 HRESULT WINAPI DllCanUnloadNow( void )
153 {
154     return S_FALSE;
155 }
156 
157 /***********************************************************************
158  *		DllRegisterServer (WMIUTILS.@)
159  */
160 HRESULT WINAPI DllRegisterServer(void)
161 {
162     return __wine_register_resources( instance );
163 }
164 
165 /***********************************************************************
166  *		DllUnregisterServer (WMIUTILS.@)
167  */
168 HRESULT WINAPI DllUnregisterServer(void)
169 {
170     return __wine_unregister_resources( instance );
171 }
172