// Copyright 2015 The Vanadium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package stress

import (
	"v.io/v23/security/access"
)

type SumArg struct {
	ABool        bool
	AInt64       int64
	AListOfBytes []byte
}

type SumStats struct {
	SumCount       uint64
	SumStreamCount uint64
	BytesRecv      uint64
	BytesSent      uint64
}

type Stress interface {
	// Echo returns the payload that it receives.
	Echo(Payload []byte) ([]byte | error) {access.Read}

	// Do returns the checksum of the payload that it receives.
	Sum(arg SumArg) ([]byte | error) {access.Read}

	// DoStream returns the checksum of the payload that it receives via the stream.
	SumStream() stream<SumArg,[]byte> error {access.Read}

	// GetSumStats returns the stats on the Sum calls that the server received.
	GetSumStats() (SumStats | error) {access.Read}

	// Stop stops the server.
	Stop() error {access.Admin}
}