"github.com/minio/minio/internal/logger"
)

type ssec struct{}

var (
	// SSEC represents AWS SSE-C. It provides functionality to handle
	// SSE-C requests.
	SSEC = ssec{}

	_ Type = SSEC
)

// String returns the SSE domain as string. For SSE-C the
// domain is "SSE-C".
func (ssec) String() string { return "SSE-C" }

// IsRequested returns true if the HTTP headers contains

)

// Type represents an AWS SSE type:
//   - SSE-C
//   - SSE-S3
//   - SSE-KMS
type Type interface {
	fmt.Stringer

	IsRequested(http.Header) bool
	IsEncrypted(map[string]string) bool
}

// IsRequested returns true and the SSE Type if the HTTP headers
// indicate that some form server-side encryption is requested.
//
// If no SSE headers are present then IsRequested returns false

			return objInfo.ETag
		}
	}

	// As per AWS S3 Spec, ETag for SSE-C encrypted objects need not be MD5Sum of the data.
	// Since server side copy with same source and dest just replaces the ETag, we save
	// encrypted content MD5Sum as ETag for both SSE-C and SSE-KMS, we standardize the ETag
	// encryption across SSE-C and SSE-KMS, and only return last 32 bytes for SSE-C

			if err != nil {
				return opts, err
			}
			if sse, err = encrypt.NewSSEC(clientKey[:]); err != nil {
				return opts, err
			}
			opts.ServerSideEncryption = encrypt.SSECopy(sse)
			return opts, err
		}
		return opts, err
	}

	if crypto.SSEC.IsRequested(header) {
		clientKey, err = crypto.SSEC.ParseHTTP(header)
		if err != nil {
			return opts, err
		}
		if sse, err = encrypt.NewSSEC(clientKey[:]); err != nil {

	var objectEncryptionKey crypto.ObjectKey
	if isEncrypted {
		if !crypto.SSEC.IsRequested(r.Header) && crypto.SSEC.IsEncrypted(mi.UserDefined) {
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrSSEMultipartEncrypted), r.URL)
			return
		}
		if crypto.S3.IsEncrypted(mi.UserDefined) && crypto.SSEC.IsRequested(r.Header) {
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrSSEMultipartEncrypted), r.URL)

		{ObjectOpts{Name: "c2test", VersionID: "vid", DeleteMarker: true, SSEC: true, OpType: DeleteReplicationType}, cfgs[1], false}, // 14. permanent delete of version, disqualified by SSE-C & DeleteReplication status
		{ObjectOpts{Name: "c2test", DeleteMarker: true, SSEC: true, OpType: DeleteReplicationType}, cfgs[1], false},                   // 15. setting DeleteMarker on SSE-C encrypted object, disqualified by SSE-C & DeleteMarkerReplication status

	@echo "Running tests for automatic site replication of SSE-C objects"
	@(env bash $(PWD)/docs/site-replication/run-ssec-object-replication.sh)
	@echo "Running tests for automatic site replication of SSE-C objects with SSE-KMS enabled for bucket"
	@(env bash $(PWD)/docs/site-replication/run-sse-kms-object-replication.sh)
	@echo "Running tests for automatic site replication of SSE-C objects with compression enabled for site"

		ExistingObjResync:    existingObjResync,
		TargetStatuses:       tgtStatuses,
		TargetPurgeStatuses:  purgeStatuses,
		ReplicationTimestamp: tm,
		SSEC:                 crypto.SSEC.IsEncrypted(oi.UserDefined),
		UserTags:             oi.UserTags,
	}
	if r.SSEC {
		r.Checksum = oi.Checksum
	}
	return r
}

// ReplicationState - returns replication state using other internal replication metadata in ObjectInfo

		Dsc:                  dsc,
		TargetStatuses:       tgtStatuses,
		TargetPurgeStatuses:  purgeStatuses,
		ReplicationTimestamp: tm,
		SSEC:                 crypto.SSEC.IsEncrypted(oi.UserDefined),
		UserTags:             oi.UserTags,
	}
	if ri.SSEC {
		ri.Checksum = oi.Checksum
	}
	if dsc.Synchronous() {
		replicateObject(ctx, ri, o)
	} else {

	sseCopyC := crypto.SSEC.IsEncrypted(srcInfo.UserDefined) && crypto.SSECopy.IsRequested(r.Header)
	sseC := crypto.SSEC.IsRequested(r.Header)
	sseS3 := crypto.S3.IsRequested(r.Header)
	sseKMS := crypto.S3KMS.IsRequested(r.Header)

	isSourceEncrypted := sseCopyC || sseCopyS3 || sseCopyKMS
	isTargetEncrypted := sseC || sseS3 || sseKMS

	if sseC {
		newKey, err = ParseSSECustomerRequest(r)