// is more efficient than decrypting ETags sequentually.
func DecryptETags(ctx context.Context, k kms.KMS, objects []ObjectInfo) error {
	const BatchSize = 250 // We process the objects in batches - 250 is a reasonable default.
	var (
		metadata = make([]map[string]string, 0, BatchSize)
		buckets  = make([]string, 0, BatchSize)
		names    = make([]string, 0, BatchSize)
	)
	for len(objects) > 0 {

				// is available and honored at this domain.
				//
				// All other `<bucket>.<namespace>.svc.<cluster_domain>`
				// makes sure that buckets are routed through this matcher
				// to match for `<bucket>`
				return host != minioReservedBucket+"."+domainName
			}).Host("{bucket:.+}."+domainName).Subrouter())
		} else {

	if err != nil {
		return err
	}
	*ef = BatchJobExpireFilter(tmp)
	ef.line, ef.col = value.Line, value.Column
	return err
}

// Matches returns true if obj matches the filter conditions specified in ef.
func (ef BatchJobExpireFilter) Matches(obj ObjectInfo, now time.Time) bool {
	switch ef.Type {
	case BatchJobExpireObject:
		if obj.DeleteMarker {
			return false
		}
	case BatchJobExpireDeleted:

		{ObjectOpts{Name: "abc/c4test", DeleteMarker: true, OpType: DeleteReplicationType}, cfgs[3], true},                                      // 36. matches rule 2 - DeleteMarker replication allowed by rule

                "color": "red",
                "value": 80
              }
            ]
          },
          "unit": "none"
        },
        "overrides": [
          {
            "matcher": {
              "id": "byName",
              "options": "S3 Errors"
            },
            "properties": [
              {
                "id": "color",
                "value": {

		{"abcd", "bc", false, "", false},
		{"abcd", "bc", true, "d", true},
	}

	for i, tc := range matcherCases {
		res, ok := matcher(tc.iText, tc.iPat, tc.iHasLeadingPercent)
		if res != tc.resultExpected || ok != tc.matchExpected {
			t.Errorf("Matcher Case %d failed", i)
		}
	}

	evalCases := []struct {
		iText, iPat   string
		iEsc          rune
		matchExpected bool
		errExpected   error
	}{

}

// doesPolicySignatureMatch - Verify query headers with post policy
//   - http://docs.aws.amazon.com/AmazonS3/latest/API/sigv4-HTTPPOSTConstructPolicy.html
//
// returns ErrNone if the signature matches.
func doesPolicySignatureV4Match(formValues http.Header) (auth.Credentials, APIErrorCode) {
	// Server region.
	region := globalSite.Region

	// Parse credential tag.

	ifNoneMatchETagHeader := r.Header.Get(xhttp.AmzCopySourceIfNoneMatch)
	if ifNoneMatchETagHeader != "" {
		if isETagEqual(objInfo.ETag, ifNoneMatchETagHeader) {
			// If the object ETag matches with the specified ETag.
			writeHeaders()
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrPreconditionFailed), r.URL)
			return true
		}
	}
	// Object content should be written to http.ResponseWriter

	return wrapReader{
		Reader: wrapped,
	}
}

// A Reader wraps an io.Reader and computes the
// MD5 checksum of the read content as ETag.
//
// Optionally, a Reader can also verify that
// the computed ETag matches an expected value.
// Therefore, it compares both ETags once the
// underlying io.Reader returns io.EOF.
// If the computed ETag does not match the
// expected ETag then Read returns a VerifyError.
//

				topEntries[i] = entry
				current = entry
				agree++
				continue
			}
			// If exact match, we agree.
			if _, ok := current.matches(&entry, true); ok {
				topEntries[i] = entry
				agree++
				continue
			}
			// If only the name matches we didn't agree, but add it for resolution.
			if entry.name == current.name {
				topEntries[i] = entry
				continue
			}