"runtime"
	"syscall"

	xioutil "github.com/minio/minio/internal/ioutil"
)

// Type of service signals currently supported.
type serviceSignal int

const (
	serviceRestart       serviceSignal = iota // Restarts the server.
	serviceStop                               // Stops the server.
	serviceReloadDynamic                      // Reload dynamic config values.
	serviceFreeze                             // Freeze all S3 API calls.

    private byte[] stats;

    NbtAddress[] addressArray;

    /*
     * It is a little awkward but prudent to pass the quering address
     * so that it may be included in the list of results. IOW we do
     * not want to create a new NbtAddress object for this particular
     * address from which the query is constructed, we want to populate
     * the data of the existing address that should be one of several

type ScanToken rune

const (
	// Asm defines some two-character lexemes. We make up
	// a rune/ScanToken value for them - ugly but simple.
	LSH          ScanToken = -1000 - iota // << Left shift.
	RSH                                   // >> Logical right shift.
	ARR                                   // -> Used on ARM for shift type 3, arithmetic right shift.

	if c.RoleArn == "" && legacyArn {
		return errRoleArnMissingLegacy
	}
	return nil
}

// Types of replication
const (
	UnsetReplicationType Type = 0 + iota
	ObjectReplicationType
	DeleteReplicationType
	MetadataReplicationType
	HealReplicationType
	ExistingObjectReplicationType
	ResyncReplicationType
	AllReplicationType
)

		if _, ok := err.(BackendDown); ok {
			return err
		}
		return tierPermErr{
			Op:  tierDelete,
			Err: err,
		}
	}
	return err
}

type tierOp uint8

const (
	_ tierOp = iota
	tierGet
	tierPut
	tierDelete
)

func (op tierOp) String() string {
	switch op {
	case tierGet:
		return "GET"
	case tierPut:
		return "PUT"
	case tierDelete:
		return "DELETE"
	}

//go:generate stringer -type=STSErrorCode -trimprefix=Err $GOFILE

// Error codes, non exhaustive list - http://docs.aws.amazon.com/STS/latest/APIReference/API_AssumeRoleWithSAML.html
const (
	ErrSTSNone STSErrorCode = iota
	ErrSTSAccessDenied
	ErrSTSMissingParameter
	ErrSTSInvalidParameterValue
	ErrSTSWebIdentityExpiredToken
	ErrSTSClientGrantsExpiredToken
	ErrSTSInvalidClientGrantsToken
	ErrSTSMalformedPolicyDocument

)

// SelectObjectFormat specifies the format of the underlying data
type SelectObjectFormat int

const (
	// SelectFmtUnknown - unknown format (default value)
	SelectFmtUnknown SelectObjectFormat = iota
	// SelectFmtCSV - CSV format
	SelectFmtCSV
	// SelectFmtJSON - JSON format
	SelectFmtJSON
	// SelectFmtSIMDJSON - SIMD JSON format
	SelectFmtSIMDJSON
	// SelectFmtParquet - Parquet format
	SelectFmtParquet
)

	"sync/atomic"
	"testing"

	"github.com/minio/madmin-go/v3/logger/log"
	"github.com/minio/minio/internal/logger"
	types "github.com/minio/minio/internal/logger/target/loggertypes"
)

const (
	logMessage = iota
	errorMessage
	fatalMessage
)

// T is the test logger.
var T = &testLogger{}

func init() {
	logger.AddSystemTarget(context.Background(), T)
}

type testLogger struct {

// debugMsg is a debug message for testing purposes.
// may only be used for tests.
type debugMsg int

const (
	debugPrint = false
	debugReqs  = false
)

const (
	debugShutdown debugMsg = iota
	debugKillInbound
	debugKillOutbound
	debugWaitForExit
	debugSetConnPingDuration
	debugSetClientPingDuration
	debugAddToDeadline
	debugIsOutgoingClosed
	debugBlockInboundMessages
)

	MAC(context.Context, *MACRequest) ([]byte, error)
}

var ( // compiler checks
	_ conn = (*kmsConn)(nil)
	_ conn = (*kesConn)(nil)
	_ conn = secretKey{}
)

// Supported KMS types
const (
	MinKMS  Type = iota + 1 // MinIO KMS
	MinKES                  // MinIO MinKES
	Builtin                 // Builtin single key KMS implementation
)

// Type identifies the KMS type.
type Type uint