Exemple #1
0
void
AppendTagWithValue(nsACString & aTarget, char const aTag, nsCSubstring const & aValue)
{
  aTarget.Append(aTag);

  // First check the value string to save some memory copying
  // for cases we don't need to escape at all (most likely).
  if (!aValue.IsEmpty()) {
    if (!aValue.Contains(',')) {
      // No need to escape
      aTarget.Append(aValue);
    } else {
      nsAutoCString escapedValue(aValue);
      escapedValue.ReplaceSubstring(
        NS_LITERAL_CSTRING(","), NS_LITERAL_CSTRING(",,"));
      aTarget.Append(escapedValue);
    }
  }

  aTarget.Append(',');
}
PRBool
IsValidHTTPToken(const nsCSubstring& aToken)
{
    if (aToken.IsEmpty()) {
        return PR_FALSE;
    }

    nsCSubstring::const_char_iterator iter, end;

    aToken.BeginReading(iter);
    aToken.EndReading(end);

    while (iter != end) {
        if (*iter <= 32 ||
                *iter >= 127 ||
                *iter == '(' ||
                *iter == ')' ||
                *iter == '<' ||
                *iter == '>' ||
                *iter == '@' ||
                *iter == ',' ||
                *iter == ';' ||
                *iter == ':' ||
                *iter == '\\' ||
                *iter == '\"' ||
                *iter == '/' ||
                *iter == '[' ||
                *iter == ']' ||
                *iter == '?' ||
                *iter == '=' ||
                *iter == '{' ||
                *iter == '}') {
            return PR_FALSE;
        }
        ++iter;
    }

    return PR_TRUE;
}