dlls/dnsapi/dnsapi.h

   1 /*
   2  * DNS support
   3  *
   4  * Copyright 2006 Hans Leidekker
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21
  22 static inline void *dns_alloc( SIZE_T size )
  23 {
  24     return HeapAlloc( GetProcessHeap(), 0, size );
  25 }
  26
  27 static inline void dns_free( LPVOID mem )
  28 {
  29     HeapFree( GetProcessHeap(), 0, mem );
  30 }
  31
  32 static inline LPWSTR dns_strdup_aw( LPCSTR str )
  33 {
  34     LPWSTR ret = NULL;
  35     if (str)
  36     {
  37         DWORD len = MultiByteToWideChar( CP_ACP, 0, str, -1, NULL, 0 );
  38         if ((ret = dns_alloc( len * sizeof(WCHAR) )))
  39             MultiByteToWideChar( CP_ACP, 0, str, -1, ret, len );
  40     }
  41     return ret;
  42 }