Function OcStrniCmp

Library/OcStringLib/OcUnicodeLib.c:53–93

}

INTN
EFIAPI
OcStrniCmp (
  IN CONST CHAR16  *FirstString,
  IN CONST CHAR16  *SecondString,
  IN UINTN         Length
  )
{
  CHAR16  UpperFirstString;
  CHAR16  UpperSecondString;

  if (Length == 0) {
    return 0;
  }

  //
  // ASSERT both strings are less long than PcdMaximumUnicodeStringLength.
  // Length tests are performed inside StrLen().
  //
  ASSERT (StrSize (FirstString) != 0);
  ASSERT (StrSize (SecondString) != 0);

  if (PcdGet32 (PcdMaximumUnicodeStringLength) != 0) {
    ASSERT (Length <= PcdGet32 (PcdMaximumUnicodeStringLength));
  }

  UpperFirstString  = CharToUpper (*FirstString);
  UpperSecondString = CharToUpper (*SecondString);
  while ((*FirstString != L'\0') &&
         (*SecondString != L'\0') &&
         (UpperFirstString == UpperSecondString) &&
         (Length > 1)) {
    FirstString++;
    SecondString++;
    UpperFirstString  = CharToUpper (*FirstString);
    UpperSecondString = CharToUpper (*SecondString);
    Length--;
  }

  return UpperFirstString - UpperSecondString;
}

CHAR16 *
EFIAPI