SO_UNSET                        = 0x0400
	SO_USELOOPBACK                  = 0x0040
	SO_USE_IFBUFS                   = 0x0400
	S_ISUID                         = 0x0800
	S_ISGID                         = 0x0400
	S_ISVTX                         = 0x0200
	S_IRUSR                         = 0x0100
	S_IWUSR                         = 0x0080
	S_IXUSR                         = 0x0040
	S_IRWXU                         = 0x01C0

	DNS_TYPE_MB      = 0x0007
	DNS_TYPE_MG      = 0x0008
	DNS_TYPE_MR      = 0x0009
	DNS_TYPE_NULL    = 0x000a
	DNS_TYPE_WKS     = 0x000b
	DNS_TYPE_PTR     = 0x000c
	DNS_TYPE_HINFO   = 0x000d
	DNS_TYPE_MINFO   = 0x000e
	DNS_TYPE_MX      = 0x000f
	DNS_TYPE_TEXT    = 0x0010
	DNS_TYPE_RP      = 0x0011
	DNS_TYPE_AFSDB   = 0x0012
	DNS_TYPE_X25     = 0x0013
	DNS_TYPE_ISDN    = 0x0014

const (
	WSA_FLAG_OVERLAPPED        = 0x01
	WSA_FLAG_NO_HANDLE_INHERIT = 0x80

	WSAEINVAL       syscall.Errno = 10022
	WSAEMSGSIZE     syscall.Errno = 10040
	WSAEAFNOSUPPORT syscall.Errno = 10047

	MSG_PEEK   = 0x2
	MSG_TRUNC  = 0x0100
	MSG_CTRUNC = 0x0200

	socket_error = uintptr(^uint32(0))
)

var WSAID_WSASENDMSG = syscall.GUID{

	DNS_TYPE_MB      = 0x0007
	DNS_TYPE_MG      = 0x0008
	DNS_TYPE_MR      = 0x0009
	DNS_TYPE_NULL    = 0x000a
	DNS_TYPE_WKS     = 0x000b
	DNS_TYPE_PTR     = 0x000c
	DNS_TYPE_HINFO   = 0x000d
	DNS_TYPE_MINFO   = 0x000e
	DNS_TYPE_MX      = 0x000f
	DNS_TYPE_TEXT    = 0x0010
	DNS_TYPE_RP      = 0x0011
	DNS_TYPE_AFSDB   = 0x0012
	DNS_TYPE_X25     = 0x0013
	DNS_TYPE_ISDN    = 0x0014
	DNS_TYPE_RT      = 0x0015

const (
	SE_OWNER_DEFAULTED       = 0x0001
	SE_GROUP_DEFAULTED       = 0x0002
	SE_DACL_PRESENT          = 0x0004
	SE_DACL_DEFAULTED        = 0x0008
	SE_SACL_PRESENT          = 0x0010
	SE_SACL_DEFAULTED        = 0x0020
	SE_DACL_AUTO_INHERIT_REQ = 0x0100
	SE_SACL_AUTO_INHERIT_REQ = 0x0200
	SE_DACL_AUTO_INHERITED   = 0x0400
	SE_SACL_AUTO_INHERITED   = 0x0800
	SE_DACL_PROTECTED        = 0x1000

	}
}

func TestSimpleError(t *testing.T) {
	testClientHelloFailure(t, testConfig, &serverHelloDoneMsg{}, "unexpected handshake message")
}

var badProtocolVersions = []uint16{0x0000, 0x0005, 0x0100, 0x0105, 0x0200, 0x0205, VersionSSL30}

func TestRejectBadProtocolVersion(t *testing.T) {
	config := testConfig.Clone()
	config.MinVersion = VersionSSL30
	for _, v := range badProtocolVersions {

		{0x005F, 0x005F, 1},
		{0x0061, 0x007A, 1},
		{0x00C0, 0x00D6, 1},
		{0x00D8, 0x00F6, 1},
		{0x00F8, 0x00FF, 1},
		{0x0100, 0x0131, 1},
		{0x0134, 0x013E, 1},
		{0x0141, 0x0148, 1},
		{0x014A, 0x017E, 1},
		{0x0180, 0x01C3, 1},
		{0x01CD, 0x01F0, 1},
		{0x01F4, 0x01F5, 1},
		{0x01FA, 0x0217, 1},
		{0x0250, 0x02A8, 1},
		{0x02BB, 0x02C1, 1},
		{0x0386, 0x0386, 1},

			[% 07.2f]: [ 001.00] [-001.00]
			[%+07.2f]: [+001.00] [-001.00]
			[% +07.2f]: [+001.00] [-001.00]

	*/
	{"%.2f", 1.0, "1.00"},
	{"%.2f", -1.0, "-1.00"},
	{"% .2f", 1.0, " 1.00"},
	{"% .2f", -1.0, "-1.00"},
	{"%+.2f", 1.0, "+1.00"},
	{"%+.2f", -1.0, "-1.00"},
	{"%7.2f", 1.0, "   1.00"},
	{"%7.2f", -1.0, "  -1.00"},
	{"% 7.2f", 1.0, "   1.00"},
	{"% 7.2f", -1.0, "  -1.00"},
	{"%+7.2f", 1.0, "  +1.00"},

const (
	PURGE_TXABORT = 0x0001
	PURGE_RXABORT = 0x0002
	PURGE_TXCLEAR = 0x0004
	PURGE_RXCLEAR = 0x0008
)

// SetCommMask constants. See https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-setcommmask.
const (
	EV_RXCHAR  = 0x0001
	EV_RXFLAG  = 0x0002
	EV_TXEMPTY = 0x0004
	EV_CTS     = 0x0008
	EV_DSR     = 0x0010
	EV_RLSD    = 0x0020
	EV_BREAK   = 0x0040

				// 0x00e000000000).
				p = uintptr(i)<<32 | uintptrMask&(0x00c0<<32)
				if p >= uintptrMask&0x00e000000000 {
					continue
				}
			case GOARCH == "arm64" && GOOS == "ios":
				p = uintptr(i)<<40 | uintptrMask&(0x0013<<28)
			case GOARCH == "arm64":
				p = uintptr(i)<<40 | uintptrMask&(0x0040<<32)
			case GOOS == "aix":
				if i == 0 {