*/
    public static int sizeOfCommonPrefix(String path1, String path2, int offset) {
        return sizeOfCommonPrefix(path1, path2, offset, File.separatorChar);
    }

    /**
     * Does not include the separator char.
     */
    public static int sizeOfCommonPrefix(String path1, String path2, int offset, char separatorChar) {
        int pos = 0;
        int lastSeparator = 0;

	Flmagic    [SAIAMAG]byte // Archive magic string
	Flmemoff   [20]byte      // Member table offset
	Flgstoff   [20]byte      // 32-bits global symtab offset
	Flgst64off [20]byte      // 64-bits global symtab offset
	Flfstmoff  [20]byte      // First member offset
	Fllstmoff  [20]byte      // Last member offset
	Flfreeoff  [20]byte      // First member on free list offset
}

type bigarMemberHeader struct {
	Arsize   [20]byte // File member size

	if offset < 0 || length < 0 {
		return -1, errInvalidArgument
	}
	if offset+length > totalLength {
		return -1, errInvalidArgument
	}

	if length == 0 {
		return 0, nil
	}

	reader := newParallelReader(readers, e, offset, totalLength)
	if len(prefer) == len(readers) {

        "a/b"        | ""    | "a/b"
        ""           | ""    | ""
    }

    def "'#relativePath / #offset' #verb a prefix of '#childPath'"() {
        expect:
        VfsRelativePath.of(relativePath, offset).isPrefixOf(childPath, CASE_SENSITIVE) == result

        where:
        relativePath | offset         | childPath | result
        "a/b"        | "a/".length()  | "a"       | false

namespace tflite {
namespace {

TEST(OffsetBufferTest, IsValidBufferOffsetTrueGreaterThan1) {
  EXPECT_TRUE(IsValidBufferOffset(/*offset=*/2));
}

TEST(OffsetBufferTest, IsValidBufferOffsetFalseForLessThanOrEqualTo1) {
  EXPECT_FALSE(IsValidBufferOffset(/*offset=*/1));
  EXPECT_FALSE(IsValidBufferOffset(/*offset=*/0));
}

}  // namespace

 *
 * ```
 *  0..63 : Length of the UTF-16 sequence that this range maps to. The offset is b2b3.
 * 64..79 : Offset by a fixed negative offset. The bottom 4 bits of b1 are the top 4 bits of the offset.
 * 80..95 : Offset by a fixed positive offset. The bottom 4 bits of b1 are the top 4 bits of the offset.
 *    119 : Ignored.
 *    120 : Valid.
 *    121 : Disallowed
 *    122 : Mapped inline to the sequence: [b2].

		}
	}
	offset := int64(4)

	// Read the number of FatArchHeaders that come after the fat_header.
	var narch uint32
	err = binary.Read(sr, binary.BigEndian, &narch)
	if err != nil {
		return nil, &FormatError{offset, "invalid fat_header", nil}
	}
	offset += 4

	if narch < 1 {
		return nil, &FormatError{offset, "file contains no images", nil}
	}

}

// Underlying system call writes to newoffset via pointer.
// Implemented in assembly to avoid allocation.
func seek(fd int, offset int64, whence int) (newoffset int64, err Errno)

func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
	newoffset, errno := seek(fd, offset, whence)
	if errno != 0 {
		return 0, errno
	}
	return newoffset, nil
}

/**
 * A basic location pointing to a specific part of a file using a global offset and length for coordinates.
 * <p>
 * The coordinates are expected to be zero indexed.
 */
public interface OffsetInFileLocation extends FileLocation {

    /**
     * The global offset from the beginning of the file.
     *
     * @return the zero-indexed the offset
     */
    int getOffset();

    /**

    }

    def "length of common prefix of #prefix with #absolutePath at offset #offset is #result"() {
        expect:
        VfsRelativePath.of(absolutePath, offset).lengthOfCommonPrefix(prefix, caseSensitivity) == result

        where:
        prefix              | absolutePath            | offset | result
        "hello/world"       | "hello/other"           | 0      | 5