mirror of
https://github.com/reactos/wine.git
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264 lines
8.1 KiB
C
264 lines
8.1 KiB
C
/*
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* Copyright 2010 Louis Lenders
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* Copyright 2012 Hans Leidekker for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define COBJMACROS
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#include <stdio.h>
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#include "windows.h"
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#include "ocidl.h"
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#include "initguid.h"
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#include "objidl.h"
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#include "wbemcli.h"
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#include "wmic.h"
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#include "wine/debug.h"
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#include "wine/unicode.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wmic);
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static const WCHAR biosW[] =
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{'b','i','o','s',0};
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static const WCHAR computersystemW[] =
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{'c','o','m','p','u','t','e','r','s','y','s','t','e','m',0};
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static const WCHAR cpuW[] =
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{'c','p','u',0};
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static const WCHAR logicaldiskW[] =
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{'L','o','g','i','c','a','l','D','i','s','k',0};
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static const WCHAR nicW[] =
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{'n','i','c',0};
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static const WCHAR osW[] =
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{'o','s',0};
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static const WCHAR processW[] =
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{'p','r','o','c','e','s','s',0};
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static const WCHAR win32_biosW[] =
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{'W','i','n','3','2','_','B','I','O','S',0};
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static const WCHAR win32_computersystemW[] =
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{'W','i','n','3','2','_','C','o','m','p','u','t','e','r','S','y','s','t','e','m',0};
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static const WCHAR win32_logicaldiskW[] =
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{'W','i','n','3','2','_','L','o','g','i','c','a','l','D','i','s','k',0};
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static const WCHAR win32_networkadapterW[] =
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{'W','i','n','3','2','_','N','e','t','w','o','r','k','A','d','a','p','t','e','r',0};
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static const WCHAR win32_operatingsystemW[] =
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{'W','i','n','3','2','_','O','p','e','r','a','t','i','n','g','S','y','s','t','e','m',0};
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static const WCHAR win32_processW[] =
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{'W','i','n','3','2','_','P','r','o','c','e','s','s',0};
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static const WCHAR win32_processorW[] =
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{'W','i','n','3','2','_','P','r','o','c','e','s','s','o','r',0};
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static const struct
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{
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const WCHAR *alias;
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const WCHAR *class;
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}
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alias_map[] =
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{
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{ biosW, win32_biosW },
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{ computersystemW, win32_computersystemW },
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{ cpuW, win32_processorW },
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{ logicaldiskW, win32_logicaldiskW },
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{ nicW, win32_networkadapterW },
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{ osW, win32_operatingsystemW },
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{ processW, win32_processW }
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};
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static const WCHAR *find_class( const WCHAR *alias )
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{
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unsigned int i;
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for (i = 0; i < sizeof(alias_map)/sizeof(alias_map[0]); i++)
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{
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if (!strcmpiW( alias, alias_map[i].alias )) return alias_map[i].class;
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}
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return NULL;
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}
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static inline WCHAR *strdupW( const WCHAR *src )
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{
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WCHAR *dst;
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if (!src) return NULL;
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if (!(dst = HeapAlloc( GetProcessHeap(), 0, (strlenW( src ) + 1) * sizeof(WCHAR) ))) return NULL;
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strcpyW( dst, src );
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return dst;
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}
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static WCHAR *find_prop( IWbemClassObject *class, const WCHAR *prop )
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{
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SAFEARRAY *sa;
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WCHAR *ret = NULL;
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LONG i, last_index = 0;
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BSTR str;
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if (IWbemClassObject_GetNames( class, NULL, WBEM_FLAG_ALWAYS, NULL, &sa ) != S_OK) return NULL;
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SafeArrayGetUBound( sa, 1, &last_index );
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for (i = 0; i <= last_index; i++)
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{
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SafeArrayGetElement( sa, &i, &str );
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if (!strcmpiW( str, prop ))
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{
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ret = strdupW( str );
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break;
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}
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}
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SafeArrayDestroy( sa );
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return ret;
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}
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static int output_string( const WCHAR *msg, ... )
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{
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va_list va_args;
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int wlen;
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DWORD count, ret;
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WCHAR buffer[8192];
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va_start( va_args, msg );
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vsprintfW( buffer, msg, va_args );
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va_end( va_args );
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wlen = strlenW( buffer );
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ret = WriteConsoleW( GetStdHandle(STD_OUTPUT_HANDLE), buffer, wlen, &count, NULL );
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if (!ret)
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{
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DWORD len;
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char *msgA;
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/* On Windows WriteConsoleW() fails if the output is redirected. So fall
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* back to WriteFile(), assuming the console encoding is still the right
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* one in that case.
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*/
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len = WideCharToMultiByte( GetConsoleOutputCP(), 0, buffer, wlen, NULL, 0, NULL, NULL );
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if (!(msgA = HeapAlloc( GetProcessHeap(), 0, len * sizeof(char) ))) return 0;
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WideCharToMultiByte( GetConsoleOutputCP(), 0, buffer, wlen, msgA, len, NULL, NULL );
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WriteFile( GetStdHandle(STD_OUTPUT_HANDLE), msgA, len, &count, FALSE );
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HeapFree( GetProcessHeap(), 0, msgA );
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}
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return count;
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}
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static int output_message( int msg )
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{
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static const WCHAR fmtW[] = {'%','s',0};
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WCHAR buffer[8192];
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LoadStringW( GetModuleHandleW(NULL), msg, buffer, sizeof(buffer)/sizeof(WCHAR) );
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return output_string( fmtW, buffer );
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}
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static int query_prop( const WCHAR *alias, const WCHAR *propname )
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{
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static const WCHAR select_allW[] = {'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',0};
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static const WCHAR cimv2W[] = {'R','O','O','T','\\','C','I','M','V','2',0};
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static const WCHAR wqlW[] = {'W','Q','L',0};
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static const WCHAR newlineW[] = {'\n',0};
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static const WCHAR fmtW[] = {'%','s','\n',0};
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HRESULT hr;
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IWbemLocator *locator = NULL;
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IWbemServices *services = NULL;
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IEnumWbemClassObject *result = NULL;
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LONG flags = WBEM_FLAG_RETURN_IMMEDIATELY | WBEM_FLAG_FORWARD_ONLY;
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BSTR path = NULL, wql = NULL, query = NULL;
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const WCHAR *class;
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WCHAR *prop = NULL;
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BOOL first = TRUE;
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int len, ret = -1;
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WINE_TRACE("%s, %s\n", debugstr_w(alias), debugstr_w(propname));
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if (!(class = find_class( alias )))
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{
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output_message( STRING_ALIAS_NOT_FOUND );
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return -1;
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}
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CoInitialize( NULL );
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CoInitializeSecurity( NULL, -1, NULL, NULL, RPC_C_AUTHN_LEVEL_DEFAULT,
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RPC_C_IMP_LEVEL_IMPERSONATE, NULL, EOAC_NONE, NULL );
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hr = CoCreateInstance( &CLSID_WbemLocator, NULL, CLSCTX_INPROC_SERVER, &IID_IWbemLocator,
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(void **)&locator );
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if (hr != S_OK) goto done;
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if (!(path = SysAllocString( cimv2W ))) goto done;
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hr = IWbemLocator_ConnectServer( locator, path, NULL, NULL, NULL, 0, NULL, NULL, &services );
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if (hr != S_OK) goto done;
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len = strlenW( class ) + sizeof(select_allW) / sizeof(select_allW[0]);
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if (!(query = SysAllocStringLen( NULL, len ))) goto done;
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strcpyW( query, select_allW );
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strcatW( query, class );
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if (!(wql = SysAllocString( wqlW ))) goto done;
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hr = IWbemServices_ExecQuery( services, wql, query, flags, NULL, &result );
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if (hr != S_OK) goto done;
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for (;;)
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{
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IWbemClassObject *obj;
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ULONG count;
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VARIANT v;
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IEnumWbemClassObject_Next( result, WBEM_INFINITE, 1, &obj, &count );
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if (!count) break;
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if (first)
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{
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if (!(prop = find_prop( obj, propname )))
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{
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output_message( STRING_INVALID_QUERY );
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goto done;
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}
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output_string( fmtW, prop );
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first = FALSE;
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}
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if (IWbemClassObject_Get( obj, prop, 0, &v, NULL, NULL ) == WBEM_S_NO_ERROR)
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{
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VariantChangeType( &v, &v, 0, VT_BSTR );
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output_string( fmtW, V_BSTR( &v ) );
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VariantClear( &v );
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}
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IWbemClassObject_Release( obj );
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}
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output_string( newlineW );
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ret = 0;
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done:
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if (result) IEnumWbemClassObject_Release( result );
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if (services) IWbemServices_Release( services );
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if (locator) IWbemLocator_Release( locator );
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SysFreeString( path );
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SysFreeString( query );
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SysFreeString( wql );
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HeapFree( GetProcessHeap(), 0, prop );
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CoUninitialize();
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return ret;
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}
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int wmain(int argc, WCHAR *argv[])
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{
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static const WCHAR getW[] = {'g','e','t',0};
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if (argc != 4 || strcmpiW( argv[2], getW ))
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{
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output_message( STRING_CMDLINE_NOT_SUPPORTED );
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return -1;
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}
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return query_prop( argv[1], argv[3] );
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}
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