// 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)

// starting at specified offset (e.g. z counter value).
// Trailing 0 is not written.
//
// Intended to be used for literal Z cases.
// Literal Z cases usually have "Zlit" in their name (Zlit, Zlitr_m, Zlitm_r).
func (ab *AsmBuf) PutOpBytesLit(offset int, op *opBytes) {
	for int(op[offset]) != 0 {
		ab.Put1(byte(op[offset]))
		offset++
	}
}

// Insert inserts b at offset i.

//sys	utimes(path string, times *[2]Timeval) (err error)

func Fadvise(fd int, offset int64, length int64, advice int) (err error) {
	_, _, e1 := Syscall6(SYS_FADVISE64_64, uintptr(fd), uintptr(advice), uintptr(offset>>32), uintptr(offset), uintptr(length>>32), uintptr(length))
	if e1 != 0 {
		err = errnoErr(e1)
	}
	return
}

func seek(fd int, offset int64, whence int) (int64, syscall.Errno) {
	var newoffset int64

    private final int offset;
    private final int length;

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

    public static FileLocation from(String path, int offset, int length) {
        return new DefaultOffsetInFileLocation(path, offset, length);
    }


    @Override

	if offset < 0 || offset >= r.max {
		return false, fmt.Errorf("offset %d out of range [0,%d]", offset, r.max)
	}
	if r.allocated.Bit(offset) == 1 {
		return false, nil
	}
	r.allocated = r.allocated.SetBit(r.allocated, offset, 1)
	r.count++
	return true, nil
}

// AllocateNext reserves one of the items from the pool.
// (0, false, nil) may be returned if there are no items left.

	for _, block := range enBlocks[:dataBlocks] {
		// Skip blocks until we have reached our offset.
		if offset >= int64(len(block)) {
			// Decrement offset.
			offset -= int64(len(block))
			continue
		}

		// Skip until offset.
		block = block[offset:]

		// Reset the offset for next iteration to read everything
		// from subsequent blocks.
		offset = 0

		// We have written all the blocks, write the last remaining block.

	return &typeUnitReader{
		d:  tur.d,
		tu: tur.tu,
		b:  makeBuf(tur.d, tur.tu, tur.tu.name, tur.tu.off, tur.tu.data),
	}
}

// offset returns the current offset.
func (tur *typeUnitReader) offset() Offset {
	return tur.b.off

        private int startPosition;

        private int pageSize;

        private int offset;

        TestSearchRequestParams(int startPosition, int pageSize, int offset) {
            this.startPosition = startPosition;
            this.pageSize = pageSize;
            this.offset = offset;
        }

        @Override
        public String getQuery() {
            return null;
        }

		return 0, &fs.PathError{Op: "read", Path: f.f.name, Err: fs.ErrInvalid}
	}
	n := copy(b, f.f.data[f.offset:])
	f.offset += int64(n)
	return n, nil
}

func (f *openFile) Seek(offset int64, whence int) (int64, error) {
	switch whence {
	case 0:
		// offset += 0
	case 1:
		offset += f.offset
	case 2:
		offset += int64(len(f.f.data))
	}
	if offset < 0 || offset > int64(len(f.f.data)) {

        int offset = readULong(src, index + 4);
        byte[] buffer = new byte[length];
        System.arraycopy(src, offset, buffer, 0, length);
        return buffer;
    }

    static void writeULong(byte[] dest, int offset, int ulong) {
        dest[offset] = (byte) (ulong & 0xff);
        dest[offset + 1] = (byte) (ulong >> 8 & 0xff);
        dest[offset + 2] = (byte) (ulong >> 16 & 0xff);