case 2:
		return uint64(byteorder.BeUint16(b))
	case 4:
		return uint64(byteorder.BeUint32(b))
	case 8:
		return uint64(byteorder.BeUint64(b))
	default:
		panic("syscall: readInt with unsupported size")
	}
}

func readIntLE(b []byte, size uintptr) uint64 {
	switch size {
	case 1:
		return uint64(b[0])
	case 2:
		return uint64(byteorder.LeUint16(b))
	case 4:
		return uint64(byteorder.LeUint32(b))

// license that can be found in the LICENSE file.

// Package byteorder provides functions for decoding and encoding
// little and big endian integer types from/to byte slices.
package byteorder

func LeUint16(b []byte) uint16 {
	_ = b[1] // bounds check hint to compiler; see golang.org/issue/14808
	return uint16(b[0]) | uint16(b[1])<<8
}

func LePutUint16(b []byte, v uint16) {

	case 2:
		return uint64(byteorder.BeUint16(b))
	case 4:
		return uint64(byteorder.BeUint32(b))
	case 8:
		return uint64(byteorder.BeUint64(b))
	default:
		panic("syscall: readInt with unsupported size")
	}
}

func readIntLE(b []byte, size uintptr) uint64 {
	switch size {
	case 1:
		return uint64(b[0])
	case 2:
		return uint64(byteorder.LeUint16(b))
	case 4:

	if err != nil {
		c.sendAlert(alertHandshakeFailure)
		return err
	}
	if skx != nil {
		if len(skx.key) >= 3 && skx.key[0] == 3 /* named curve */ {
			c.curveID = CurveID(byteorder.BeUint16(skx.key[1:]))
		}
		if _, err := hs.c.writeHandshakeRecord(skx, &hs.finishedHash); err != nil {
			return err
		}
	}

	var certReq *certificateRequestMsg
	if c.config.ClientAuth >= RequestClientCert {

		if err != nil {
			c.sendAlert(alertUnexpectedMessage)
			return err
		}
		if len(skx.key) >= 3 && skx.key[0] == 3 /* named curve */ {
			c.curveID = CurveID(byteorder.BeUint16(skx.key[1:]))
		}

		msg, err = c.readHandshake(&hs.finishedHash)
		if err != nil {
			return err
		}
	}

	var chainToSend *Certificate
	var certRequested bool

	if len(test.extensions) > 0 {
		var serverInfo bytes.Buffer
		for _, ext := range test.extensions {
			pem.Encode(&serverInfo, &pem.Block{
				Type:  fmt.Sprintf("SERVERINFO FOR EXTENSION %d", byteorder.BeUint16(ext)),
				Bytes: ext,
			})
		}
		serverInfoPath := tempFile(serverInfo.String())
		defer os.Remove(serverInfoPath)
		command = append(command, "-serverinfo", serverInfoPath)
	}

}

// gbit16 reads a 16-bit number in little-endian order from b and returns it with the remaining slice of b.
//
//go:nosplit
func gbit16(b []byte) (uint16, []byte) {
	return byteorder.LeUint16(b), b[2:]
}

// gbit32 reads a 32-bit number in little-endian order from b and returns it with the remaining slice of b.
func gbit32(b []byte) (uint32, []byte) {
	return byteorder.LeUint32(b), b[4:]
}

		return 0, false
	}
	return readIntLE(b[off:], size), true
}

func readIntLE(b []byte, size uintptr) uint64 {
	switch size {
	case 1:
		return uint64(b[0])
	case 2:
		return uint64(byteorder.LeUint16(b))
	case 4:
		return uint64(byteorder.LeUint32(b))
	case 8:
		return uint64(byteorder.LeUint64(b))
	default:
		panic("internal/poll: readInt with unsupported size")
	}

	off := len(buf)  // index into buf, starts in a "buffer fully consumed" state
	for {
		if off >= len(buf) {
			B.Read(buf[:])
			off = 0
		}
		d1 := byteorder.LeUint16(buf[off:]) & 0b1111_1111_1111
		d2 := byteorder.LeUint16(buf[off+1:]) >> 4
		off += 3
		if d1 < q {
			a[j] = fieldElement(d1)
			j++
		}
		if j >= len(a) {
			break
		}
		if d2 < q {
			a[j] = fieldElement(d2)

	if len(b) < 2 {
		return errors.New("unexpected slice size")
	}
	var addr Addr
	err := addr.UnmarshalBinary(b[:len(b)-2])
	if err != nil {
		return err
	}
	*p = AddrPortFrom(addr, byteorder.LeUint16(b[len(b)-2:]))
	return nil
}

// Prefix is an IP address prefix (CIDR) representing an IP network.
//
// The first [Prefix.Bits]() of [Addr]() are specified. The remaining bits match any address.