dlls/wmiutils/statuscode.c

   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 #define COBJMACROS
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "ole2.h"
  27 #include "wbemcli.h"
  28
  29 #include "wine/debug.h"
  30 #include "wmiutils_private.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(wmiutils);
  33
  34 typedef struct status_code
  35 {
  36     IWbemStatusCodeText IWbemStatusCodeText_iface;
  37     LONG refs;
  38 } status_code;
  39
  40 static inline status_code *impl_from_IWbemStatusCodeText( IWbemStatusCodeText *iface )
  41 {
  42     return CONTAINING_RECORD(iface, status_code, IWbemStatusCodeText_iface);
  43 }
  44
  45 static ULONG WINAPI status_code_AddRef(
  46     IWbemStatusCodeText *iface )
  47 {
  48     status_code *status_code = impl_from_IWbemStatusCodeText( iface );
  49     return InterlockedIncrement( &status_code->refs );
  50 }
  51
  52 static ULONG WINAPI status_code_Release(
  53     IWbemStatusCodeText *iface )
  54 {
  55     status_code *status_code = impl_from_IWbemStatusCodeText( iface );
  56     LONG refs = InterlockedDecrement( &status_code->refs );
  57     if (!refs)
  58     {
  59         TRACE("destroying %p\n", status_code);
  60         free( status_code );
  61     }
  62     return refs;
  63 }
  64
  65 static HRESULT WINAPI status_code_QueryInterface(
  66     IWbemStatusCodeText *iface,
  67     REFIID riid,
  68     void **ppvObject )
  69 {
  70     status_code *This = impl_from_IWbemStatusCodeText( iface );
  71
  72     TRACE("%p %s %p\n", This, debugstr_guid( riid ), ppvObject );
  73
  74     if ( IsEqualGUID( riid, &IID_IWbemStatusCodeText ) ||
  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     IWbemStatusCodeText_AddRef( iface );
  85     return S_OK;
  86 }
  87
  88 static HRESULT WINAPI status_code_GetErrorCodeText(
  89     IWbemStatusCodeText *iface,
  90     HRESULT res,
  91     LCID lcid,
  92     LONG flags,
  93     BSTR *text )
  94 {
  95     WCHAR msg[32];
  96
  97     FIXME("%p, %#lx, %#lx, %#lx, %p\n", iface, res, lcid, flags, text);
  98
  99     swprintf(msg, ARRAY_SIZE(msg), L"Error code: 0x%08x", res);
 100     *text = SysAllocString(msg);
 101     return WBEM_S_NO_ERROR;
 102 }
 103
 104 static HRESULT WINAPI status_code_GetFacilityCodeText(
 105     IWbemStatusCodeText *iface,
 106     HRESULT res,
 107     LCID lcid,
 108     LONG flags,
 109     BSTR *text )
 110 {
 111     WCHAR msg[32];
 112
 113     FIXME("%p, %#lx, %#lx, %#lx, %p\n", iface, res, lcid, flags, text);
 114
 115     swprintf(msg, ARRAY_SIZE(msg), L"Facility code: 0x%08x", res);
 116     *text = SysAllocString(msg);
 117     return WBEM_S_NO_ERROR;
 118 }
 119
 120 static const struct IWbemStatusCodeTextVtbl status_code_vtbl =
 121 {
 122     status_code_QueryInterface,
 123     status_code_AddRef,
 124     status_code_Release,
 125     status_code_GetErrorCodeText,
 126     status_code_GetFacilityCodeText
 127 };
 128
 129 HRESULT WbemStatusCodeText_create( LPVOID *ppObj )
 130 {
 131     status_code *sc;
 132
 133     TRACE("(%p)\n", ppObj);
 134
 135     if (!(sc = calloc( 1, sizeof(*sc) ))) return E_OUTOFMEMORY;
 136
 137     sc->IWbemStatusCodeText_iface.lpVtbl = &status_code_vtbl;
 138     sc->refs = 1;
 139
 140     *ppObj = &sc->IWbemStatusCodeText_iface;
 141
 142     TRACE("returning iface %p\n", *ppObj);
 143     return S_OK;
 144 }