}

	if err := scanner.Err(); err != nil {
		return nil, err
	}

	return result, nil
}

func getDiskUUIDMap() (map[string]string, error) {
	result := make(map[string]string)
	err := filepath.Walk("/dev/disk/by-uuid/",
		func(path string, info os.FileInfo, err error) error {
			if err != nil {
				return err
			}
			realPath, err := filepath.EvalSymlinks(path)
			if err != nil {
				return err
			}

					return entries, nil
				}
			} else {
				err = fmt.Errorf("invalid pool/set")
				o.pool, o.set = 0, 0
			}
		}
		if IsErr(err, []error{
			nil,
			context.Canceled,
			context.DeadlineExceeded,
			// io.EOF is expected and should be returned but no need to log it.
			io.EOF,
		}...) {
			// Expected good errors we don't need to return error.
			return entries, err
		}
		entries.truncate(0)

	}
}

// Load - loads the metadata of bucket by name from ObjectLayer api.
// If an error is returned the returned metadata will be default initialized.
func readBucketMetadata(ctx context.Context, api ObjectLayer, name string) (BucketMetadata, error) {
	if name == "" {
		internalLogIf(ctx, errors.New("bucket name cannot be empty"), logger.WarningKind)
		return BucketMetadata{}, errInvalidArgument
	}

// The remaining payload and versions are returned.
func checkXL2V1(buf []byte) (payload []byte, major, minor uint16, err error) {
	if len(buf) <= 8 {
		return payload, 0, 0, fmt.Errorf("xlMeta: no data")
	}

	if !bytes.Equal(buf[:4], xlHeader[:]) {
		return payload, 0, 0, fmt.Errorf("xlMeta: unknown XLv2 header, expected %v, got %v", xlHeader[:4], buf[:4])
	}

	if bytes.Equal(buf[4:8], []byte("1   ")) {

}

// RemoteErr is a remote error type.
// Any error seen on a remote will be returned like this.
type RemoteErr string

// NewRemoteErr creates a new remote error.
// The error type is not preserved.
func NewRemoteErr(err error) *RemoteErr {
	if err == nil {
		return nil
	}
	r := RemoteErr(err.Error())
	return &r
}

package sql

import (
	"encoding/json"
	"errors"
	"fmt"
	"math"
	"reflect"
	"strconv"
	"strings"
	"time"
	"unicode/utf8"
)

var (
	errArithMismatchedTypes = errors.New("cannot perform arithmetic on mismatched types")
	errArithInvalidOperator = errors.New("invalid arithmetic operator")
	errArithDivideByZero    = errors.New("cannot divide by 0")

}

// Validate NATSArgs fields
func (n NATSArgs) Validate() error {
	if !n.Enable {
		return nil
	}

	if n.Address.IsEmpty() {
		return errors.New("empty address")
	}

	if n.Subject == "" {
		return errors.New("empty subject")
	}

	if n.ClientCert != "" && n.ClientKey == "" || n.ClientCert == "" && n.ClientKey != "" {
		return errors.New("cert and key must be specified as a pair")
	}

			break
		}

		var err error
		bufs, err = reader.Read(bufs)
		if len(bufs) > 0 {
			// Set only if there are be enough data for reconstruction.
			// and only for expected errors, also set once.
			if errors.Is(err, errFileNotFound) || errors.Is(err, errFileCorrupt) {
				if derr == nil {
					derr = err
				}
			}
		} else if err != nil {

// must be provided. On success the ObjectKey contains the decrypted sealed key.
func (key *ObjectKey) Unseal(extKey []byte, sealedKey SealedKey, domain, bucket, object string) error {
	var unsealConfig sio.Config
	switch sealedKey.Algorithm {
	default:
		return Errorf("The sealing algorithm '%s' is not supported", sealedKey.Algorithm)
	case SealAlgorithm:
		mac := hmac.New(sha256.New, extKey)
		mac.Write(sealedKey.IV[:])

func Decrypt(k *kms.KMS, ciphertext io.Reader, associatedData kms.Context) (io.Reader, error) {
	const (
		MaxMetadataSize = 1 << 20 // max. size of the metadata
		Version         = 1
	)

	var header [5]byte
	if _, err := io.ReadFull(ciphertext, header[:]); err != nil {
		return nil, err
	}
	if header[0] != Version {
		return nil, fmt.Errorf("config: unknown ciphertext version %d", header[0])
	}