| xlVersionMajor | uint16         | Major xl-meta version.
| xlVersionMinor | uint16         | Minor xl-meta version.
| xlMetaV2       | msgp bin array | Bin array with serialized metadata
| crc            | msgp uint      | Lower 32 bits of 64 bit xxhash of previous array contents (v1.2+ only)
| inline data    | binary         | Inline data if any, see Inline Data section for encoding.  
| [EOF] | |

## v1.0-v1.2 Versions

				// Read metadata CRC (added in v2, ignore if not found)
				b = nbuf
			}

			_, e = msgp.CopyToJSON(buf, bytes.NewReader(v))
			if e != nil {
				return nil, e
			}
			data = b
		case 3:
			v, b, e := msgp.ReadBytesZC(b)
			if e != nil {
				return nil, e
			}
			if _, nbuf, e := msgp.ReadUint32Bytes(b); e == nil {
				// Read metadata CRC (added in v2, ignore if not found)
				b = nbuf

	// the KMS.
	MetaDataEncryptionKey = "X-Minio-Internal-Server-Side-Encryption-S3-Kms-Sealed-Key"

	// MetaSsecCRC is the encrypted checksum of the SSE-C encrypted object.
	MetaSsecCRC = "X-Minio-Replication-Ssec-Crc"

	// MetaContext is the KMS context provided by a client when encrypting an
	// object with SSE-KMS. A client may not send a context in which case the
	// MetaContext will not be present.

	}

	if sipHashElement := hashKey("UNKNOWN", "This will fail", 0, testUUID); sipHashElement != -1 {
		t.Errorf("Test: Expected \"-1\" but got \"%v\"", sipHashElement)
	}
}

// TestCrcHashMod - test crc hash.
func TestCrcHashMod(t *testing.T) {
	testCases := []struct {
		objectName string
		crcHash    int
	}{
		// cases which should pass the test.
		// passing in valid object name.
		{"object", 28},

func scriptEnviron(homeDir string) []string {
	env := []string{
		"USER=gopher",
		homeEnvName() + "=" + homeDir,
		"GIT_CONFIG_NOSYSTEM=1",
		"HGRCPATH=" + filepath.Join(homeDir, ".hgrc"),
		"HGENCODING=utf-8",
	}
	// Preserve additional environment variables that may be needed by VCS tools.
	for _, k := range []string{
		pathEnvName(),
		tempEnvName(),

				hash.ChecksumSHA256.String(): part.ChecksumSHA256,
			}
			if wantCS[checksumType.String()] != crc {
				return oi, InvalidPart{
					PartNumber: part.PartNumber,
					ExpETag:    wantCS[checksumType.String()],
					GotETag:    crc,
				}
			}
			cs := hash.NewChecksumString(checksumType.String(), crc)
			if !cs.Valid() {
				return oi, InvalidPart{
					PartNumber: part.PartNumber,
				}
			}

		// zip entry layout:
		//	0	magic[4]
		//	4	madevers[1]
		//	5	madeos[1]
		//	6	extvers[1]
		//	7	extos[1]
		//	8	flags[2]
		//	10	meth[2]
		//	12	modtime[2]
		//	14	moddate[2]
		//	16	crc[4]
		//	20	csize[4]
		//	24	uncsize[4]
		//	28	namelen[2]
		//	30	xlen[2]
		//	32	fclen[2]
		//	34	disknum[2]
		//	36	iattr[2]
		//	38	eattr[4]
		//	42	off[4]
		//	46	name[namelen]

	Header      // written at first call to Write, Flush, or Close
	w           io.Writer
	level       int
	wroteHeader bool
	closed      bool
	buf         [10]byte
	compressor  *flate.Writer
	digest      uint32 // CRC-32, IEEE polynomial (section 8)
	size        uint32 // Uncompressed size (section 2.3.1)
	err         error
}

// NewWriter returns a new [Writer].
// Writes to the returned writer are compressed and written to w.
//

				err = msgp.WrapError(err, "ModTime")
				return
			}
		case "index":
			z.Index, err = dc.ReadBytes(z.Index)
			if err != nil {
				err = msgp.WrapError(err, "Index")
				return
			}
		case "crc":
			var zb0002 uint32
			zb0002, err = dc.ReadMapHeader()
			if err != nil {
				err = msgp.WrapError(err, "Checksums")
				return
			}
			if z.Checksums == nil {

// marking the end of the data.
type Reader struct {
	Header       // valid after NewReader or Reader.Reset
	r            flate.Reader
	decompressor io.ReadCloser
	digest       uint32 // CRC-32, IEEE polynomial (section 8)
	size         uint32 // Uncompressed size (section 2.3.1)
	buf          [512]byte
	err          error
	multistream  bool
}

// NewReader creates a new [Reader] reading the given reader.