dlls/oledb32/datainit.c

   1 /*
   2  * Copyright (C) 2012 Alistair Leslie-Hughes
   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 #include <stdarg.h>
  19
  20 #define COBJMACROS
  21 #define NONAMELESSUNION
  22 #define NONAMELESSSTRUCT
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winnls.h"
  27 #include "ole2.h"
  28 #include "msdasc.h"
  29 #include "oledberr.h"
  30
  31 #include "oledb_private.h"
  32
  33 #include "wine/debug.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(oledb);
  36
  37
  38 typedef struct datainit
  39 {
  40     IDataInitialize IDataInitialize_iface;
  41
  42     LONG ref;
  43 } datainit;
  44
  45 static inline datainit *impl_from_IDataInitialize(IDataInitialize *iface)
  46 {
  47     return CONTAINING_RECORD(iface, datainit, IDataInitialize_iface);
  48 }
  49
  50 static HRESULT WINAPI datainit_QueryInterface(IDataInitialize *iface, REFIID riid, void **obj)
  51 {
  52     datainit *This = impl_from_IDataInitialize(iface);
  53     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), obj);
  54
  55     *obj = NULL;
  56
  57     if(IsEqualIID(riid, &IID_IUnknown) ||
  58        IsEqualIID(riid, &IID_IDataInitialize))
  59     {
  60         *obj = &This->IDataInitialize_iface;
  61     }
  62     else
  63     {
  64         FIXME("interface %s not implemented\n", debugstr_guid(riid));
  65         return E_NOINTERFACE;
  66     }
  67
  68     IDataInitialize_AddRef(iface);
  69     return S_OK;
  70 }
  71
  72 static ULONG WINAPI datainit_AddRef(IDataInitialize *iface)
  73 {
  74     datainit *This = impl_from_IDataInitialize(iface);
  75     TRACE("(%p)\n", This);
  76
  77     return InterlockedIncrement(&This->ref);
  78 }
  79
  80 static ULONG WINAPI datainit_Release(IDataInitialize *iface)
  81 {
  82     datainit *This = impl_from_IDataInitialize(iface);
  83     LONG ref;
  84
  85     TRACE("(%p)\n", This);
  86
  87     ref = InterlockedDecrement(&This->ref);
  88     if(ref == 0)
  89     {
  90         HeapFree(GetProcessHeap(), 0, This);
  91     }
  92
  93     return ref;
  94 }
  95
  96 /*** IDataInitialize methods ***/
  97 static HRESULT WINAPI datainit_GetDataSource(IDataInitialize *iface, IUnknown *pUnkOuter, DWORD dwClsCtx,
  98                                 LPWSTR pwszInitializationString, REFIID riid, IUnknown **ppDataSource)
  99 {
 100     datainit *This = impl_from_IDataInitialize(iface);
 101
 102     FIXME("(%p)->(%p %d %s %s %p)\n", This, pUnkOuter, dwClsCtx, debugstr_w(pwszInitializationString),
 103             debugstr_guid(riid), ppDataSource);
 104
 105     return E_NOTIMPL;
 106 }
 107
 108 static HRESULT WINAPI datainit_GetInitializationString(IDataInitialize *iface, IUnknown *pDataSource,
 109                                 boolean fIncludePassword, LPWSTR *ppwszInitString)
 110 {
 111     datainit *This = impl_from_IDataInitialize(iface);
 112
 113     FIXME("(%p)->(%p %d %p)\n", This, pDataSource, fIncludePassword, ppwszInitString);
 114
 115     return E_NOTIMPL;
 116 }
 117
 118 static HRESULT WINAPI datainit_CreateDBInstance(IDataInitialize *iface, REFCLSID clsidProvider,
 119                                 IUnknown *pUnkOuter, DWORD dwClsCtx, LPWSTR pwszReserved, REFIID riid,
 120                                 IUnknown **ppDataSource)
 121 {
 122     datainit *This = impl_from_IDataInitialize(iface);
 123
 124     FIXME("(%p)->()\n", This);
 125
 126     return E_NOTIMPL;
 127 }
 128
 129 static HRESULT WINAPI datainit_RemoteCreateDBInstanceEx(IDataInitialize *iface, REFCLSID clsidProvider,
 130                                 IUnknown *pUnkOuter, DWORD dwClsCtx, LPWSTR pwszReserved, COSERVERINFO *pServerInfo,
 131                                 DWORD cmq, GUID **rgpIID, IUnknown **rgpItf, HRESULT *rghr)
 132 {
 133     datainit *This = impl_from_IDataInitialize(iface);
 134
 135     FIXME("(%p)->()\n", This);
 136
 137     return E_NOTIMPL;
 138 }
 139
 140 static HRESULT WINAPI datainit_LoadStringFromStorage(IDataInitialize *iface, LPWSTR pwszFileName,
 141                                 LPWSTR *ppwszInitializationString)
 142 {
 143     datainit *This = impl_from_IDataInitialize(iface);
 144
 145     FIXME("(%p)->(%s %p)\n", This, debugstr_w(pwszFileName), ppwszInitializationString);
 146
 147     return E_NOTIMPL;
 148 }
 149
 150 static HRESULT WINAPI datainit_WriteStringToStorage(IDataInitialize *iface, LPWSTR pwszFileName,
 151                                 LPWSTR pwszInitializationString, DWORD dwCreationDisposition)
 152 {
 153     datainit *This = impl_from_IDataInitialize(iface);
 154
 155     FIXME("(%p)->(%s %s %d)\n", This, debugstr_w(pwszFileName), debugstr_w(pwszInitializationString), dwCreationDisposition);
 156
 157     return E_NOTIMPL;
 158 }
 159
 160
 161 static const struct IDataInitializeVtbl datainit_vtbl =
 162 {
 163     datainit_QueryInterface,
 164     datainit_AddRef,
 165     datainit_Release,
 166     datainit_GetDataSource,
 167     datainit_GetInitializationString,
 168     datainit_CreateDBInstance,
 169     datainit_RemoteCreateDBInstanceEx,
 170     datainit_LoadStringFromStorage,
 171     datainit_WriteStringToStorage
 172 };
 173
 174 HRESULT create_data_init(IUnknown *outer, void **obj)
 175 {
 176     datainit *This;
 177
 178     TRACE("(%p)\n", obj);
 179
 180     if(outer) return CLASS_E_NOAGGREGATION;
 181
 182     *obj = NULL;
 183
 184     This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
 185     if(!This) return E_OUTOFMEMORY;
 186
 187     This->IDataInitialize_iface.lpVtbl = &datainit_vtbl;
 188     This->ref = 1;
 189
 190     *obj = &This->IDataInitialize_iface;
 191
 192     return S_OK;
 193 }