StatusRequestHeaderFieldsTooLarge  = 431 // RFC 6585, 5
	StatusUnavailableForLegalReasons   = 451 // RFC 7725, 3

	StatusInternalServerError           = 500 // RFC 9110, 15.6.1
	StatusNotImplemented                = 501 // RFC 9110, 15.6.2
	StatusBadGateway                    = 502 // RFC 9110, 15.6.3
	StatusServiceUnavailable            = 503 // RFC 9110, 15.6.4

		Err:     "failed to decrypt ciphertext",
	}

	// ErrNotSupported is an error returned by the KMS when the requested
	// functionality is not supported by the KMS service.
	ErrNotSupported = Error{
		Code:    http.StatusNotImplemented,
		APICode: "kms:NotSupported",
		Err:     "requested functionality is not supported",
	}
)

// Error is a KMS error that can be translated into an S3 API error.
//

		}
		break
	}
	return nil, fmt.Errorf("wasm module download failed after %v attempts, last error: %v", attempts, lastError)
}

func retryable(code int) bool {
	return code >= 500 &&
		!(code == http.StatusNotImplemented ||
			code == http.StatusHTTPVersionNotSupported ||
			code == http.StatusNetworkAuthenticationRequired)
}

func isPosixTar(b []byte) bool {
	return len(b) > 262 && bytes.Equal(b[257:262], tarMagicNumber)

			return nil, ErrKeyNotFound
		}
		if errors.Is(err, kes.ErrNotAllowed) {
			return nil, ErrPermission
		}
		if kErr, ok := err.(kes.Error); ok && kErr.Status() == http.StatusNotImplemented {
			return nil, ErrNotSupported
		}
	}
	return mac, nil

	"Unavailable For Legal Reasons":   http.StatusUnavailableForLegalReasons,
	"Internal Server Error":           http.StatusInternalServerError,
	"Not Implemented":                 http.StatusNotImplemented,
	"Bad Gateway":                     http.StatusBadGateway,
	"Service Unavailable":             http.StatusServiceUnavailable,
	"Gateway Timeout":                 http.StatusGatewayTimeout,

		HTTPStatusCode: http.StatusNotFound,
	},
	ErrNotImplemented: {
		Code:           "NotImplemented",
		Description:    "A header you provided implies functionality that is not implemented",
		HTTPStatusCode: http.StatusNotImplemented,
	},
	ErrPreconditionFailed: {
		Code:           "PreconditionFailed",
		Description:    "At least one of the pre-conditions you specified did not hold",
		HTTPStatusCode: http.StatusPreconditionFailed,
	},

	// Convert to svg.
	svg, err := dotToSvg(dot.Bytes())
	if err != nil {
		http.Error(w, "Could not execute dot; may need to install graphviz.",
			http.StatusNotImplemented)
		ui.options.UI.PrintErr("Failed to execute dot. Is Graphviz installed?\n", err)
		return
	}

	// Get all node names into an array.
	nodes := []string{""} // dot starts with node numbered 1

			http.NotFound(w, req)
		} else if notInstalled := (ServerNotInstalledError{}); errors.As(err, &notInstalled) || errors.Is(err, exec.ErrNotFound) {
			http.Error(w, err.Error(), http.StatusNotImplemented)
		} else {
			http.Error(w, err.Error(), http.StatusInternalServerError)
		}
	}
}

// A ScriptNotFoundError indicates that the requested script file does not exist.

			uploadIDMarker:     "",
			delimiter:          "",
			maxUploads:         "0",
			accessKey:          credentials.AccessKey,
			secretKey:          credentials.SecretKey,
			expectedRespStatus: http.StatusNotImplemented,
			shouldPass:         false,
		},
		// Test case - 5.
		// Invalid upload id and marker combination.
		{
			bucket:             bucketName,
			prefix:             "asia",

				//      A server that receives a request message with a
				//      transfer coding it does not understand SHOULD
				//      respond with 501 (Unimplemented).
				code := StatusNotImplemented

				// We purposefully aren't echoing back the transfer-encoding's value,
				// so as to mitigate the risk of cross side scripting by an attacker.