reactos/drivers/usb/cromwell/sys/usbwrapper.c

   1 /*
   2  * Interface calls to BIOS
   3  *
   4  * 2003-06-21 Georg Acher (georg@acher.org)
   5  *
   6  */
   7
   8 #include "boot.h"
   9 #include <stdarg.h>
  10 #include "video.h"
  11
  12 /*------------------------------------------------------------------------*/
  13 // Output window for USB messages
  14 int usb_curs_x=0;
  15 int usb_curs_y=0;
  16
  17 void zxprintf(char* fmt, ...)
  18 {
  19         va_list ap;
  20         char buffer[1024];
  21         int tmp_x, tmp_y;
  22         tmp_x=VIDEO_CURSOR_POSX;
  23         tmp_y=VIDEO_CURSOR_POSY;
  24
  25         VIDEO_CURSOR_POSX=usb_curs_x;
  26         VIDEO_CURSOR_POSY=usb_curs_y;
  27
  28         if ((VIDEO_CURSOR_POSY==0) || (VIDEO_CURSOR_POSY > (vmode.height -16)))
  29         {
  30                 BootVideoClearScreen(&jpegBackdrop, 3*vmode.height/4,
  31                                      vmode.height);
  32                 VIDEO_CURSOR_POSY=3*vmode.height/4;
  33         }
  34
  35         va_start(ap, fmt);
  36         vsprintf(buffer,fmt,ap);
  37         //printk(buffer);
  38         va_end(ap);
  39
  40         usb_curs_x=VIDEO_CURSOR_POSX;
  41         usb_curs_y=VIDEO_CURSOR_POSY;
  42         VIDEO_CURSOR_POSX=tmp_x;
  43         VIDEO_CURSOR_POSY=tmp_y;
  44 }
  45 /*------------------------------------------------------------------------*/
  46 int zxsnprintf(char *buffer, size_t s, char* fmt, ...)
  47 {
  48         va_list ap;
  49         int x;
  50         va_start(ap, fmt);
  51         x=vsprintf(buffer,fmt,ap);
  52         va_end(ap);
  53         return x;
  54 }
  55 /*------------------------------------------------------------------------*/
  56 int zxsprintf(char *buffer, char* fmt, ...)
  57 {
  58         va_list ap;
  59         int x;
  60         va_start(ap, fmt);
  61         x=vsprintf(buffer,fmt,ap);
  62         va_end(ap);
  63         return x;
  64 }
  65 /*------------------------------------------------------------------------*/