Ansi.c

Go to the documentation of this file.

 
#include "Terminal.h"
 
VOID
AnsiRawDataToUnicode (
  IN  TERMINAL_DEV  *TerminalDevice
  )
{
  UINT8  RawData;
 
  //
  // pop the raw data out from the raw fifo,
  // and translate it into unicode, then push
  // the unicode into unicode fifo, until the raw fifo is empty.
  //
  while (!IsRawFiFoEmpty (TerminalDevice) && !IsUnicodeFiFoFull (TerminalDevice)) {
    RawFiFoRemoveOneKey (TerminalDevice, &RawData);
 
    UnicodeFiFoInsertOneKey (TerminalDevice, (UINT16)RawData);
  }
}
 
EFI_STATUS
AnsiTestString (
  IN  TERMINAL_DEV  *TerminalDevice,
  IN  CHAR16        *WString
  )
{
  CHAR8  GraphicChar;
 
  //
  // support three kind of character:
  // valid ascii, valid efi control char, valid text graphics.
  //
  for ( ; *WString != CHAR_NULL; WString++) {
    if ( !(TerminalIsValidAscii (*WString) ||
           TerminalIsValidEfiCntlChar (*WString) ||
           TerminalIsValidTextGraphics (*WString, &GraphicChar, NULL)))
    {
      return EFI_UNSUPPORTED;
    }
  }
 
  return EFI_SUCCESS;
}