*
     * @param ctype2
     *            The array of character types to set up.
     */
    protected static void setup(final byte[] ctype2) {
        wordChars(ctype2, 'a', 'z');
        wordChars(ctype2, 'A', 'Z');
        wordChars(ctype2, '0', '9');
        wordChar(ctype2, '@');
        wordChar(ctype2, '|');
        wordChar(ctype2, '_');
        wordChar(ctype2, '?');
        wordChar(ctype2, '>');

#include "../../../../../runtime/textflag.h"

TEXT	foo(SB), DUPOK|NOSPLIT, $0

// LTYPE1 nonrem	{ outcode($1, &$2); }
	NEGQ	R11
	NEGQ	4(R11)
	NEGQ	foo+4(SB)

// LTYPE2 rimnon	{ outcode($1, &$2); }
	INT	$4
	DIVB	R11
	DIVB	4(R11)
	DIVB	foo+4(SB)

// LTYPE3 rimrem	{ outcode($1, &$2); }
	SUBQ $4, DI
	SUBQ R11, DI
	SUBQ 4(R11), DI
	SUBQ foo+4(SB), DI
	SUBQ $4, 8(R12)

TEXT foo(SB), DUPOK|NOSPLIT, $0

// LTYPE1 nonrem	{ outcode(int($1), &$2); }
	SETCC	AX
	SETCC	foo+4(SB)

// LTYPE2 rimnon	{ outcode(int($1), &$2); }
	DIVB	AX
	DIVB	foo+4(SB)
	PUSHL	$foo+4(SB)
	POPL		AX

// LTYPE3 rimrem	{ outcode(int($1), &$2); }
	SUBB	$1, AX
	SUBB	$1, foo+4(SB)
	SUBB	BX, AX
	SUBB	BX, foo+4(SB)

// LTYPE4 remrim	{ outcode(int($1), &$2); }
	CMPB	AX, $1

    }

    /**
     * Sets the MIC
     *
     * @param type1 the Type-1 message bytes
     * @param type2 the Type-2 message bytes
     * @throws GeneralSecurityException if a cryptographic error occurs
     * @throws IOException if an I/O error occurs
     */
    public void setupMIC(final byte[] type1, final byte[] type2) throws GeneralSecurityException, IOException {
        final byte[] sk = this.masterKey;

            if (src[8] == 1) {
                final Type1Message type1 = new Type1Message(src);
                final Type2Message type2 = new Type2Message(type1, challenge, null);
                msg = Base64.encode(type2.toByteArray());
                resp.setHeader("WWW-Authenticate", "NTLM " + msg);
            } else if (src[8] == 3) {
                final Type3Message type3 = new Type3Message(src);

                data += 8;
            }
            final byte[] type2 = new byte[data + target.length + (targetInformation != null ? targetInformation.length : 0)];
            System.arraycopy(NTLMSSP_SIGNATURE, 0, type2, 0, 8);
            writeULong(type2, 8, 2);
            writeSecurityBuffer(type2, 12, data, target);
            writeULong(type2, 20, flags);

     * @return An <code>int</code> containing the default flags.
     */
    public static int getDefaultFlags(final Type2Message type2) {
        if (type2 == null) {
            return DEFAULT_FLAGS;
        }
        int flags = NTLMSSP_NEGOTIATE_NTLM;
        flags |= (type2.getFlags() & NTLMSSP_NEGOTIATE_UNICODE) != 0 ? NTLMSSP_NEGOTIATE_UNICODE : NTLMSSP_NEGOTIATE_OEM;
        return flags;
    }

//
//	LTYPEH comma ximm
//	{
//		outcode($1, Always, &nullgen, 0, &$3);
//	}
	WORD	$1234

//
// floating-point coprocessor
//
//	LTYPEI cond freg ',' freg
//	{
//		outcode($1, $2, &$3, 0, &$5);
//	}
	ABSF	F1, F2

//	LTYPEK cond frcon ',' freg
//	{
//		outcode($1, $2, &$3, 0, &$5);
//	}
	ADDD	F1, F2
	MOVF	$0.5, F2 // MOVF $(0.5), F2

//	LTYPEK cond frcon ',' LFREG ',' freg

        assertEquals("Type1", exception1.getType());
        assertEquals("Message1", exception1.getMessage());
        assertEquals("Type2", exception2.getType());
        assertEquals("Message2", exception2.getMessage());

        assertNotSame(exception1, exception2);
    }

    public void test_serialVersionUID() {
        // Test that serialVersionUID is properly defined

}

func reqSignatureV4Verify(r *http.Request, region string, stype serviceType) (s3Error APIErrorCode) {
	sha256sum := getContentSha256Cksum(r, stype)
	switch {
	case isRequestSignatureV4(r):
		return doesSignatureMatch(sha256sum, r, region, stype)
	case isRequestPresignedSignatureV4(r):
		return doesPresignedSignatureMatch(sha256sum, r, region, stype)
	default:
		return ErrAccessDenied
	}
}