dlls/msado15/msado15_private.h

   1 /*
   2  * Copyright 2019 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 #ifndef _WINE_MSADO15_PRIVATE_H_
  20 #define _WINE_MSADO15_PRIVATE_H_
  21
  22 #define MAKE_ADO_HRESULT( err ) MAKE_HRESULT( SEVERITY_ERROR, FACILITY_CONTROL, err )
  23
  24 HRESULT Command_create( void ** ) DECLSPEC_HIDDEN;
  25 HRESULT Connection_create( void ** ) DECLSPEC_HIDDEN;
  26 HRESULT Recordset_create( void ** ) DECLSPEC_HIDDEN;
  27 HRESULT Stream_create( void ** ) DECLSPEC_HIDDEN;
  28
  29 HRESULT create_command_text(IUnknown *session, BSTR command, ICommandText **cmd_text) DECLSPEC_HIDDEN;
  30
  31 static inline void *heap_realloc_zero( void *mem, SIZE_T len )
  32 {
  33     if (!mem) return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, len );
  34     return HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, mem, len );
  35 }
  36
  37 static inline WCHAR *strdupW( const WCHAR *src )
  38 {
  39     WCHAR *dst;
  40     if (!src) return NULL;
  41     if ((dst = heap_alloc( (lstrlenW( src ) + 1) * sizeof(*dst) ))) lstrcpyW( dst, src );
  42     return dst;
  43 }
  44
  45 typedef enum tid_t {
  46     Command_tid,
  47     Connection_tid,
  48     Field_tid,
  49     Stream_tid,
  50     LAST_tid
  51 } tid_t;
  52
  53 HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo) DECLSPEC_HIDDEN;
  54
  55 #endif /* _WINE_MSADO15_PRIVATE_H_ */