ReactOS  0.4.14-dev-815-ge410a12
process.c
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1 /*
2  * Win32_Process methods implementation
3  *
4  * Copyright 2013 Hans Leidekker for CodeWeavers
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20 
21 #define COBJMACROS
22 
23 #include <stdarg.h>
24 
25 #include "windef.h"
26 #include "winbase.h"
27 #include "wbemcli.h"
28 
29 #include "wine/debug.h"
30 #include "wbemprox_private.h"
31 
33 
35 {
36  DWORD len;
37  UINT error = 8;
38 
39  len = 0;
40  GetUserNameW( NULL, &len );
41  if (GetLastError() != ERROR_INSUFFICIENT_BUFFER) goto done;
42  if (!(V_BSTR( user ) = SysAllocStringLen( NULL, len - 1 ))) goto done;
43  if (!GetUserNameW( V_BSTR( user ), &len )) goto done;
44  V_VT( user ) = VT_BSTR;
45 
46  len = 0;
48  if (GetLastError() != ERROR_BUFFER_OVERFLOW) goto done;
49  if (!(V_BSTR( domain ) = SysAllocStringLen( NULL, len - 1 ))) goto done;
50  if (!GetComputerNameW( V_BSTR( domain ), &len )) goto done;
51  V_VT( domain ) = VT_BSTR;
52 
53  error = 0;
54 
55 done:
56  if (error)
57  {
58  VariantClear( user );
60  }
61  set_variant( VT_UI4, error, NULL, retval );
62  return S_OK;
63 }
64 
66 {
67  VARIANT user, domain, retval;
69  HRESULT hr;
70 
71  TRACE("%p, %p, %p\n", obj, in, out);
72 
74  if (hr != S_OK) return hr;
75 
76  if (out)
77  {
78  hr = IWbemClassObject_SpawnInstance( sig, 0, &out_params );
79  if (hr != S_OK)
80  {
81  IWbemClassObject_Release( sig );
82  return hr;
83  }
84  }
85  VariantInit( &user );
86  VariantInit( &domain );
87  hr = get_owner( &user, &domain, &retval );
88  if (hr != S_OK) goto done;
89  if (out_params)
90  {
91  if (!V_UI4( &retval ))
92  {
93  hr = IWbemClassObject_Put( out_params, param_userW, 0, &user, CIM_STRING );
94  if (hr != S_OK) goto done;
95  hr = IWbemClassObject_Put( out_params, param_domainW, 0, &domain, CIM_STRING );
96  if (hr != S_OK) goto done;
97  }
98  hr = IWbemClassObject_Put( out_params, param_returnvalueW, 0, &retval, CIM_UINT32 );
99  }
100 
101 done:
102  VariantClear( &user );
103  VariantClear( &domain );
104  IWbemClassObject_Release( sig );
105  if (hr == S_OK && out)
106  {
107  *out = out_params;
108  IWbemClassObject_AddRef( out_params );
109  }
110  if (out_params) IWbemClassObject_Release( out_params );
111  return hr;
112 }
HRESULT hr
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#define error(str)
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BSTR WINAPI SysAllocStringLen(const OLECHAR *str, unsigned int len)
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#define ERROR_BUFFER_OVERFLOW
Definition: winerror.h:185
static HRESULT get_owner(VARIANT *user, VARIANT *domain, VARIANT *retval)
Definition: process.c:34
WINE_DEFAULT_DEBUG_CHANNEL(wbemprox)
DWORD WINAPI GetLastError(VOID)
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BOOL WINAPI GetComputerNameW(LPWSTR lpBuffer, LPDWORD lpnSize)
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void WINAPI VariantInit(VARIANTARG *pVarg)
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HRESULT process_get_owner(IWbemClassObject *obj, IWbemClassObject *in, IWbemClassObject **out)
Definition: process.c:65
smooth NULL
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void set_variant(VARTYPE type, LONGLONG val, void *val_ptr, VARIANT *ret)
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#define TRACE(s)
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LONG HRESULT
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static FILE * out
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unsigned long DWORD
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static JOBOBJECTINFOCLASS LPVOID DWORD len
Definition: process.c:79
#define V_UI4(A)
Definition: oleauto.h:270
static const WCHAR method_getownerW[]
HRESULT WINAPI DECLSPEC_HOTPATCH VariantClear(VARIANTARG *pVarg)
Definition: variant.c:648
static const WCHAR param_userW[]
#define V_VT(A)
Definition: oleauto.h:211
GLenum GLsizei len
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#define V_BSTR(A)
Definition: oleauto.h:226
static const WCHAR class_processW[]
static const WCHAR param_domainW[]
#define S_OK
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GLuint in
Definition: glext.h:9616
unsigned int UINT
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static const WCHAR param_returnvalueW[]
void user(int argc, const char *argv[])
Definition: cmds.c:1350
#define ERROR_INSUFFICIENT_BUFFER
Definition: dderror.h:10