// is a list of ranges with an accompanying value. Given a matching range r,
// the value for b is by r.value + (b - r.lo) * stride.
func (t *sparseBlocks) lookup(n uint32, b byte) uint16 {
	offset := t.offset[n]
	header := t.values[offset]
	lo := offset + 1
	hi := lo + uint16(header.lo)
	for lo < hi {
		m := lo + (hi-lo)/2
		r := t.values[m]
		if r.lo <= b && b <= r.hi {
			return r.value + uint16(b-r.lo)*header.value
		}

	// Block 0x92, offset 0x399
	{value: 0x0010, lo: 0x80, hi: 0xb1},
	{value: 0x0004, lo: 0xb2, hi: 0xbf},
	// Block 0x93, offset 0x39b
	{value: 0x0004, lo: 0x80, hi: 0x81},
	{value: 0x0010, lo: 0x93, hi: 0xbf},
	// Block 0x94, offset 0x39d
	{value: 0x0010, lo: 0x80, hi: 0xbd},
	// Block 0x95, offset 0x39e
	{value: 0x0010, lo: 0x90, hi: 0xbf},
	// Block 0x96, offset 0x39f
	{value: 0x0010, lo: 0x80, hi: 0x8f},

        <match value="\nReceived: from " type="string" offset="32:256"/>
        <match value="\nMime-Version: " type="string" offset="32:256"/>

        <match value="\nX-" type="stringignorecase" offset="32:256">
          <match value="\nFrom: " type="string" offset="32:8192"/>
          <match value="\nDate: " type="string" offset="32:8192"/>
          <match value="\nSubject: " type="string" offset="32:8192"/>

                throw throwAsUncheckedException(e);
            }
        }
        if (offset == -1) {
            offset = encoder.getWritePosition();
            if (offset == Integer.MAX_VALUE) {
                throw new IllegalStateException("Unable to write to binary store. "
                        + "The bytes offset has reached a point where using it is unsafe. Please report this error.");
            }
        }

	vd_ndx     uint16 /* Version Index */
	vd_cnt     uint16 /* Number of associated aux entries */
	vd_hash    uint32 /* Version name hash value */
	vd_aux     uint32 /* Offset in bytes to verdaux array */
	vd_next    uint32 /* Offset in bytes to next verdef entry */
}

type elfEhdr struct {
	e_ident     [_EI_NIDENT]byte /* Magic number and other info */
	e_type      uint16           /* Object file type */

}

// idnaIndex: 36 blocks, 2304 entries, 4608 bytes
// Block 0 is the zero block.
var idnaIndex = [2304]uint16{
	// Block 0x0, offset 0x0
	// Block 0x1, offset 0x40
	// Block 0x2, offset 0x80
	// Block 0x3, offset 0xc0
	0xc2: 0x01, 0xc3: 0x7d, 0xc4: 0x02, 0xc5: 0x03, 0xc6: 0x04, 0xc7: 0x05,
	0xc8: 0x06, 0xc9: 0x7e, 0xca: 0x7f, 0xcb: 0x07, 0xcc: 0x80, 0xcd: 0x08, 0xce: 0x09, 0xcf: 0x0a,

                return i;
            }
        }
        return absolutePath.length();
    }

    private VfsRelativePath(String absolutePath, int offset) {
        this.absolutePath = absolutePath;
        this.offset = offset;
    }

    /**
     * Returns a new relative path starting from the child.
     *
     * E.g.
     *   (some/path, some) -> path

	var newOffset int64
	switch whence {
	case io.SeekStart:
		newOffset = offset
	case io.SeekCurrent:
		newOffset = r.offset + offset
	case io.SeekEnd:
		newOffset = r.size + offset
	default:
		return 0, os.ErrInvalid
	}

	switch {
	case newOffset == r.offset:
		return newOffset, nil

	case newOffset < 0, newOffset > r.size:
		return 0, os.ErrInvalid

    private final int offset;
    private final int length;

    public DefaultOffsetInFileLocation(String path, int offset, int length) {
        super(path);
        this.offset = offset;
        this.length = length;
    }

    @Override
    public int getOffset() {
        return offset;
    }

    @Override
    public int getLength() {

// Issue 3910.

package main

func main() {
	const c = 0x12345678
	index, n, offset := splitContractIndex(c)
	if index != int((c&0xffff)>>5) || n != int(c&(1<<5-1)) || offset != (c>>16)&(1<<14-1) {
		println("BUG", index, n, offset)
	}
}

func splitContractIndex(ce uint32) (index, n, offset int) {
	h := uint16(ce)
	return int(h >> 5), int(h & (1<<5 - 1)), int(ce>>16) & (1<<14 - 1)