Function dpbItemUpper

src/common/utils.cpp:1821–1868

}

const char* dpbItemUpper(const char* s, FB_SIZE_T l, Firebird::string& buf)
{
	if (l && (s[0] == '"' || s[0] == '\''))
	{
		const char end_quote = s[0];
		bool ascii = true;

		// quoted string - strip quotes
		for (FB_SIZE_T i = 1; i < l; ++i)
		{
			if (s[i] == end_quote)
			{
				if (++i >= l)
				{
					if (ascii && s[0] == '\'')
						buf.upper();

					return buf.c_str();
				}

				if (s[i] != end_quote)
				{
					buf.assign(&s[i], l - i);
					(Firebird::Arg::Gds(isc_quoted_str_bad) << buf).raise();
				}

				// skipped the escape quote, continue processing
			}
			else if (!sqlSymbolChar(s[i], i == 1))
				ascii = false;

			buf += s[i];
		}

		buf.assign(1, s[0]);
		(Firebird::Arg::Gds(isc_quoted_str_miss) << buf).raise();
	}

	// non-quoted string - try to uppercase
	for (FB_SIZE_T i = 0; i < l; ++i)
	{
		if (!sqlSymbolChar(s[i], i == 0))
			return NULL;				// contains non-ascii data
		buf += toupper(s[i]);
	}

	return buf.c_str();
}

bool isBpbSegmented(unsigned parLength, const unsigned char* par)
{