*/
  private static void assertCrc(int expectedCrc, byte[] data) {
    int actualCrc = Hashing.crc32c().hashBytes(data).asInt();
    assertEquals(
        String.format("expected: %08x, actual: %08x", expectedCrc, actualCrc),
        expectedCrc,
        actualCrc);
    int actualCrcHasher = Hashing.crc32c().newHasher().putBytes(data).hash().asInt();
    assertEquals(

        return new CRC32();
      }
    },
    @J2ObjCIncompatible
    CRC_32C("Hashing.crc32c()") {
      // Crc32CSupplier.pickFunction uses this only when it finds that CRC32C is available.
      @SuppressWarnings("Java8ApiChecker")
      @IgnoreJRERequirement
      @Override
      public Checksum get() {
        return new CRC32C();
      }
    },
    ADLER_32("Hashing.adler32()") {
      @Override

          .put(Hashing.sipHash24(), TQBFJOTLD, "e46f1fdc05612752")
          .put(Hashing.sipHash24(), TQBFJOTLDP, "9b602581fce4d4f8")
          .put(Hashing.crc32c(), "", "00000000")
          .put(Hashing.crc32c(), TQBFJOTLD, "04046222")
          .put(Hashing.crc32c(), TQBFJOTLDP, "b3970019")
          .put(Hashing.farmHashFingerprint64(), "", "4f40902f3b6ae19a")
          .put(Hashing.farmHashFingerprint64(), TQBFJOTLD, "34511b3bf383beab")

			fv:      defaultFormVals.Clone().Set(http.CanonicalHeaderKey(xhttp.AmzChecksumCRC32C), "crc32c-val"),
			wantErr: `Each form field that you specify in a form must appear in the list of policy conditions. "X-Amz-Checksum-Crc32c" not specified in the policy.`,
		},
		{
			name:    "unknown key XAmzChecksumSHA1 is error as it does not appear in policy",

          .put(Hashing.sipHash24(), TQBFJOTLD, "e46f1fdc05612752")
          .put(Hashing.sipHash24(), TQBFJOTLDP, "9b602581fce4d4f8")
          .put(Hashing.crc32c(), "", "00000000")
          .put(Hashing.crc32c(), TQBFJOTLD, "04046222")
          .put(Hashing.crc32c(), TQBFJOTLDP, "b3970019")
          .put(Hashing.farmHashFingerprint64(), "", "4f40902f3b6ae19a")
          .put(Hashing.farmHashFingerprint64(), TQBFJOTLD, "34511b3bf383beab")

 * the License.
 */

package com.google.common.hash;

import com.google.errorprone.annotations.Immutable;
import java.nio.ByteBuffer;

/**
 * This class generates a CRC32C checksum, defined by RFC 3720, Section 12.1. The generator
 * polynomial for this checksum is {@code 0x11EDC6F41}.
 *
 * @author Kurt Alfred Kluever
 */
@Immutable

        + methodName
        + "(Key[algorithm="
        + key.getAlgorithm()
        + ", format="
        + key.getFormat()
        + "])";
  }

  /**
   * Returns a hash function implementing the CRC32C checksum algorithm (32 hash bits) as described
   * by RFC 3720, Section 12.1.
   *
   * <p>This function is best understood as a <a
   * href="https://en.wikipedia.org/wiki/Checksum">checksum</a> rather than a true <a

		LastModified:      partInfo.ModTime,
		Size:              partInfo.Size,
		ActualSize:        partInfo.ActualSize,
		ChecksumCRC32:     partInfo.Checksums["CRC32"],
		ChecksumCRC32C:    partInfo.Checksums["CRC32C"],
		ChecksumSHA1:      partInfo.Checksums["SHA1"],
		ChecksumSHA256:    partInfo.Checksums["SHA256"],
		ChecksumCRC64NVME: partInfo.Checksums["CRC64NVME"],
	}, nil
}

			expectedRespStatus: http.StatusOK,
			wantHeaders:        map[string]string{"x-amz-checksum-crc32c": checksumData(bytesData, crc32.New(crc32.MakeTable(crc32.Castagnoli)))},
		},
		// CRC32 as CRC32C
		11: {
			bucketName:         bucketName,
			objectName:         objectName,
			headers:            map[string]string{"x-amz-checksum-crc32c": checksumData(bytesData, crc32.New(crc32.IEEETable))},
			data:               bytesData,

		if len(chkSums) > 0 {
			OA.Checksum = &objectAttributesChecksum{
				ChecksumCRC32:     strings.Split(chkSums["CRC32"], "-")[0],
				ChecksumCRC32C:    strings.Split(chkSums["CRC32C"], "-")[0],
				ChecksumSHA1:      strings.Split(chkSums["SHA1"], "-")[0],
				ChecksumSHA256:    strings.Split(chkSums["SHA256"], "-")[0],
				ChecksumCRC64NVME: strings.Split(chkSums["CRC64NVME"], "-")[0],