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![Hans Leidekker](/assets/img/avatar_default.png)
Signed-off-by: Hans Leidekker <hans@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
437 lines
11 KiB
C
437 lines
11 KiB
C
/* OLE DB ErrorInfo
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*
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* Copyright 2013 Alistair Leslie-Hughes
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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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#include <stdarg.h>
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#include <string.h>
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "objbase.h"
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#include "oleauto.h"
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#include "winerror.h"
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#include "oledb.h"
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#include "oledberr.h"
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#include "oledb_private.h"
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#include "wine/heap.h"
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#include "wine/list.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(oledb);
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struct ErrorEntry
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{
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ERRORINFO info;
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DISPPARAMS dispparams;
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IUnknown *custom_error;
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DWORD lookupID;
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};
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typedef struct errorrecords
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{
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IErrorInfo IErrorInfo_iface;
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IErrorRecords IErrorRecords_iface;
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LONG ref;
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struct ErrorEntry *records;
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unsigned int allocated;
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unsigned int count;
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} errorrecords;
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static inline errorrecords *impl_from_IErrorInfo( IErrorInfo *iface )
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{
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return CONTAINING_RECORD(iface, errorrecords, IErrorInfo_iface);
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}
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static inline errorrecords *impl_from_IErrorRecords( IErrorRecords *iface )
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{
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return CONTAINING_RECORD(iface, errorrecords, IErrorRecords_iface);
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}
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static HRESULT WINAPI errorrecords_QueryInterface(IErrorInfo* iface, REFIID riid, void **ppvoid)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid),ppvoid);
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*ppvoid = NULL;
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if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IErrorInfo))
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{
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*ppvoid = &This->IErrorInfo_iface;
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}
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else if (IsEqualIID(riid, &IID_IErrorRecords))
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{
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*ppvoid = &This->IErrorRecords_iface;
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}
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if(*ppvoid)
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{
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IUnknown_AddRef( (IUnknown*)*ppvoid );
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return S_OK;
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}
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FIXME("interface %s not implemented\n", debugstr_guid(riid));
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return E_NOINTERFACE;
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}
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static ULONG WINAPI errorrecords_AddRef(IErrorInfo* iface)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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TRACE("(%p)->%u\n",This,This->ref);
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return InterlockedIncrement(&This->ref);
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}
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static ULONG WINAPI errorrecords_Release(IErrorInfo* iface)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p)->%u\n",This,ref+1);
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if (!ref)
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{
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unsigned int i;
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for (i = 0; i < This->count; i++)
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{
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DISPPARAMS *dispparams = &This->records[i].dispparams;
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unsigned int j;
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if (This->records[i].custom_error)
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IUnknown_Release(This->records[i].custom_error);
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for (j = 0; j < dispparams->cArgs && dispparams->rgvarg; j++)
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VariantClear(&dispparams->rgvarg[i]);
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CoTaskMemFree(dispparams->rgvarg);
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CoTaskMemFree(dispparams->rgdispidNamedArgs);
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}
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heap_free(This->records);
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heap_free(This);
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}
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return ref;
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}
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static HRESULT WINAPI errorrecords_GetGUID(IErrorInfo* iface, GUID *guid)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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TRACE("(%p)->(%p)\n", This, guid);
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if (!guid)
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return E_INVALIDARG;
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*guid = GUID_NULL;
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return S_OK;
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}
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static HRESULT WINAPI errorrecords_GetSource(IErrorInfo* iface, BSTR *source)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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TRACE("(%p)->(%p)\n", This, source);
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if (!source)
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return E_INVALIDARG;
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*source = NULL;
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return E_FAIL;
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}
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static HRESULT WINAPI errorrecords_GetDescription(IErrorInfo* iface, BSTR *description)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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TRACE("(%p)->(%p)\n", This, description);
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if (!description)
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return E_INVALIDARG;
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*description = NULL;
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return E_FAIL;
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}
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static HRESULT WINAPI errorrecords_GetHelpFile(IErrorInfo* iface, BSTR *helpfile)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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TRACE("(%p)->(%p)\n", This, helpfile);
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if (!helpfile)
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return E_INVALIDARG;
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*helpfile = NULL;
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return E_FAIL;
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}
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static HRESULT WINAPI errorrecords_GetHelpContext(IErrorInfo* iface, DWORD *context)
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{
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errorrecords *This = impl_from_IErrorInfo(iface);
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TRACE("(%p)->(%p)\n", This, context);
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if (!context)
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return E_INVALIDARG;
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*context = 0;
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return E_FAIL;
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}
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static const IErrorInfoVtbl ErrorInfoVtbl =
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{
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errorrecords_QueryInterface,
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errorrecords_AddRef,
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errorrecords_Release,
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errorrecords_GetGUID,
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errorrecords_GetSource,
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errorrecords_GetDescription,
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errorrecords_GetHelpFile,
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errorrecords_GetHelpContext
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};
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static HRESULT WINAPI errorrec_QueryInterface(IErrorRecords *iface, REFIID riid, void **ppvObject)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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return IErrorInfo_QueryInterface(&This->IErrorInfo_iface, riid, ppvObject);
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}
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static ULONG WINAPI errorrec_AddRef(IErrorRecords *iface)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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return IErrorInfo_AddRef(&This->IErrorInfo_iface);
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}
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static ULONG WINAPI errorrec_Release(IErrorRecords *iface)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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return IErrorInfo_Release(&This->IErrorInfo_iface);
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}
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static HRESULT dup_dispparams(DISPPARAMS *src, DISPPARAMS *dest)
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{
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unsigned int i;
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if (!src)
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{
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memset(dest, 0, sizeof(*dest));
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return S_OK;
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}
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*dest = *src;
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if (src->cArgs)
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{
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dest->rgvarg = CoTaskMemAlloc(dest->cArgs * sizeof(*dest->rgvarg));
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for (i = 0; i < src->cArgs; i++)
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{
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VariantInit(&dest->rgvarg[i]);
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VariantCopy(&dest->rgvarg[i], &src->rgvarg[i]);
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}
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}
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if (src->cNamedArgs)
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{
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dest->rgdispidNamedArgs = CoTaskMemAlloc(dest->cNamedArgs * sizeof(*dest->rgdispidNamedArgs));
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memcpy(dest->rgdispidNamedArgs, src->rgdispidNamedArgs, dest->cNamedArgs * sizeof(*dest->rgdispidNamedArgs));
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}
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return S_OK;
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}
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static HRESULT WINAPI errorrec_AddErrorRecord(IErrorRecords *iface, ERRORINFO *pErrorInfo,
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DWORD dwLookupID, DISPPARAMS *pdispparams, IUnknown *punkCustomError, DWORD dwDynamicErrorID)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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struct ErrorEntry *entry;
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HRESULT hr;
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TRACE("(%p)->(%p %d %p %p %d)\n", This, pErrorInfo, dwLookupID, pdispparams, punkCustomError, dwDynamicErrorID);
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if(!pErrorInfo)
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return E_INVALIDARG;
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if (!This->records)
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{
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const unsigned int initial_size = 16;
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if (!(This->records = heap_alloc(initial_size * sizeof(*This->records))))
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return E_OUTOFMEMORY;
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This->allocated = initial_size;
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}
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else if (This->count == This->allocated)
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{
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struct ErrorEntry *new_ptr;
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new_ptr = heap_realloc(This->records, 2 * This->allocated * sizeof(*This->records));
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if (!new_ptr)
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return E_OUTOFMEMORY;
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This->records = new_ptr;
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This->allocated *= 2;
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}
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entry = This->records + This->count;
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entry->info = *pErrorInfo;
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if (FAILED(hr = dup_dispparams(pdispparams, &entry->dispparams)))
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return hr;
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entry->custom_error = punkCustomError;
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if (entry->custom_error)
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IUnknown_AddRef(entry->custom_error);
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entry->lookupID = dwDynamicErrorID;
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This->count++;
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return S_OK;
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}
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static HRESULT WINAPI errorrec_GetBasicErrorInfo(IErrorRecords *iface, ULONG index, ERRORINFO *info)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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TRACE("(%p)->(%u %p)\n", This, index, info);
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if (!info)
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return E_INVALIDARG;
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if (index >= This->count)
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return DB_E_BADRECORDNUM;
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index = This->count - index - 1;
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*info = This->records[index].info;
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return S_OK;
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}
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static HRESULT WINAPI errorrec_GetCustomErrorObject(IErrorRecords *iface, ULONG index,
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REFIID riid, IUnknown **object)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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TRACE("(%p)->(%u %s %p)\n", This, index, debugstr_guid(riid), object);
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if (!object)
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return E_INVALIDARG;
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*object = NULL;
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if (index >= This->count)
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return DB_E_BADRECORDNUM;
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index = This->count - index - 1;
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if (This->records[index].custom_error)
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return IUnknown_QueryInterface(This->records[index].custom_error, riid, (void **)object);
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else
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return S_OK;
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}
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static HRESULT WINAPI errorrec_GetErrorInfo(IErrorRecords *iface, ULONG index,
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LCID lcid, IErrorInfo **ppErrorInfo)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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FIXME("(%p)->(%u %d, %p)\n", This, index, lcid, ppErrorInfo);
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if (!ppErrorInfo)
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return E_INVALIDARG;
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if (index >= This->count)
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return DB_E_BADRECORDNUM;
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return IErrorInfo_QueryInterface(&This->IErrorInfo_iface, &IID_IErrorInfo, (void **)ppErrorInfo);
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}
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static HRESULT WINAPI errorrec_GetErrorParameters(IErrorRecords *iface, ULONG index, DISPPARAMS *pdispparams)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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TRACE("(%p)->(%u %p)\n", This, index, pdispparams);
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if (!pdispparams)
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return E_INVALIDARG;
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if (index >= This->count)
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return DB_E_BADRECORDNUM;
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index = This->count - index - 1;
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return dup_dispparams(&This->records[index].dispparams, pdispparams);
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}
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static HRESULT WINAPI errorrec_GetRecordCount(IErrorRecords *iface, ULONG *count)
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{
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errorrecords *This = impl_from_IErrorRecords(iface);
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TRACE("(%p)->(%p)\n", This, count);
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if(!count)
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return E_INVALIDARG;
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*count = This->count;
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TRACE("<--(%u)\n", *count);
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return S_OK;
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}
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static const IErrorRecordsVtbl ErrorRecordsVtbl =
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{
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errorrec_QueryInterface,
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errorrec_AddRef,
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errorrec_Release,
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errorrec_AddErrorRecord,
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errorrec_GetBasicErrorInfo,
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errorrec_GetCustomErrorObject,
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errorrec_GetErrorInfo,
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errorrec_GetErrorParameters,
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errorrec_GetRecordCount
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};
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HRESULT create_error_info(IUnknown *outer, void **obj)
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{
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errorrecords *This;
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TRACE("(%p, %p)\n", outer, obj);
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*obj = NULL;
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if(outer) return CLASS_E_NOAGGREGATION;
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This = heap_alloc(sizeof(*This));
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if(!This) return E_OUTOFMEMORY;
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This->IErrorInfo_iface.lpVtbl = &ErrorInfoVtbl;
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This->IErrorRecords_iface.lpVtbl = &ErrorRecordsVtbl;
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This->ref = 1;
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This->records = NULL;
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This->allocated = 0;
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This->count = 0;
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*obj = &This->IErrorInfo_iface;
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return S_OK;
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}
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