// Only changing meaning of fields requires a version bump.
// bucketMetadataFormat refers to the format.
// bucketMetadataVersion can be used to track a rolling upgrade of a field.
type BucketMetadata struct {
	Name                        string
	Created                     time.Time
	LockEnabled                 bool // legacy not used anymore.
	PolicyConfigJSON            []byte
	NotificationConfigXML       []byte

	xhttp "github.com/minio/minio/internal/http"
	"github.com/minio/minio/internal/logger"
	"github.com/minio/pkg/v3/policy"
)

// BucketObjectLockSys - map of bucket and retention configuration.
type BucketObjectLockSys struct{}

// Get - Get retention configuration.
func (sys *BucketObjectLockSys) Get(bucketName string) (r objectlock.Retention, err error) {
	config, _, err := globalBucketMetadataSys.GetObjectLockConfig(bucketName)
	if err != nil {

	healingTrackerFilename        = ".healing.bin"
)

//go:generate msgp -file $GOFILE -unexported

// healingTracker is used to persist healing information during a heal.
type healingTracker struct {
	disk StorageAPI    `msg:"-"`
	mu   *sync.RWMutex `msg:"-"`

	ID         string
	PoolIndex  int
	SetIndex   int
	DiskIndex  int
	Path       string
	Endpoint   string
	Started    time.Time

const smallBufferSize = 64

// A Buffer is a variable-sized buffer of bytes with [Buffer.Read] and [Buffer.Write] methods.
// The zero value for Buffer is an empty buffer ready to use.
type Buffer struct {
	buf      []byte // contents are the bytes buf[off : len(buf)]
	off      int    // read at &buf[off], write at &buf[len(buf)]
	lastRead readOp // last read operation, so that Unread* can work correctly.

)

func (a badDisk) ReadFile(ctx context.Context, volume string, path string, offset int64, buf []byte, verifier *BitrotVerifier) (n int64, err error) {
	return 0, errFaultyDisk
}

var erasureDecodeTests = []struct {
	dataBlocks                   int
	onDisks, offDisks            int
	blocksize, data              int64
	offset                       int64
	length                       int64

	"cmd/asm/internal/lex"
	"cmd/internal/obj"
	"cmd/internal/obj/arm64"
	"cmd/internal/obj/riscv"
	"cmd/internal/obj/x86"
	"cmd/internal/objabi"
	"cmd/internal/src"
	"cmd/internal/sys"
)

type Parser struct {
	lex           lex.TokenReader
	lineNum       int   // Line number in source file.
	errorLine     int   // Line number of last error.
	errorCount    int   // Number of errors.

var DummyRoleARN = func() arn.ARN {
	v, err := arn.NewIAMRoleARN("dummy-internal", "")
	if err != nil {
		panic("should not happen!")
	}
	return v
}()

// Config - OpenID Config
type Config struct {
	Enabled bool

	// map of roleARN to providerCfg's
	arnProviderCfgsMap map[arn.ARN]*providerCfg

	// map of config names to providerCfg's
	ProviderCfgs map[string]*providerCfg

	}

	if maxCount < quorum {
		return FileInfo{}, InsufficientReadQuorum{Err: errErasureReadQuorum, Type: RQInconsistentMeta}
	}

	// objProps represents properties that go beyond a single version
	type objProps struct {
		succModTime time.Time
		numVersions int
	}
	// Find the successor mod time and numVersions in quorum, otherwise leave the
	// candidate as found
	otherPropsMap := make(counterMap[objProps])

// OfflineDisk represents an unavailable disk.
var OfflineDisk StorageAPI // zero value is nil

// erasureObjects - Implements ER object layer.
type erasureObjects struct {
	setDriveCount      int
	defaultParityCount int

	setIndex  int
	poolIndex int

	// getDisks returns list of storageAPIs.
	getDisks func() []StorageAPI

	if err != nil {
		return toAPIErrorCode(ctx, err)
	}
	r.Body = reader
	return ErrNone
}

// List of all support S3 auth types.
var supportedS3AuthTypes = map[authType]struct{}{
	authTypeAnonymous:                {},
	authTypePresigned:                {},
	authTypePresignedV2:              {},
	authTypeSigned:                   {},
	authTypeSignedV2:                 {},