reactos/subsys/smss/print.c

   1 /* $Id: print.c 12852 2005-01-06 13:58:04Z mf $
   2  *
   3  * print.c - Print on the blue screen
   4  *
   5  * ReactOS Operating System
   6  *
   7  * --------------------------------------------------------------------
   8  *
   9  * This software is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of the
  12  * License, or (at your option) any later version.
  13  *
  14  * This software is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this software; see the file COPYING.LIB. If not, write
  21  * to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
  22  * MA 02139, USA.
  23  *
  24  * --------------------------------------------------------------------
  25  */
  26 #define NTOS_MODE_USER
  27 #include <ntos.h>
  28
  29 VOID STDCALL DisplayString(LPCWSTR lpwString)
  30 {
  31    UNICODE_STRING us;
  32
  33    RtlInitUnicodeString (&us, lpwString);
  34    ZwDisplayString (&us);
  35 }
  36
  37 VOID STDCALL PrintString (char* fmt, ...)
  38 {
  39    char buffer[512];
  40    va_list ap;
  41    UNICODE_STRING UnicodeString;
  42    ANSI_STRING AnsiString;
  43
  44    va_start(ap, fmt);
  45    vsprintf(buffer, fmt, ap);
  46    va_end(ap);
  47
  48    RtlInitAnsiString (&AnsiString, buffer);
  49    RtlAnsiStringToUnicodeString (&UnicodeString,
  50                                  &AnsiString,
  51                                  TRUE);
  52    NtDisplayString(&UnicodeString);
  53    RtlFreeUnicodeString (&UnicodeString);
  54 }
  55
  56 /* EOF */