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https://github.com/kaspanet/kaspad.git
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8a4ece1101
* [NOD-1223] Move all network stuff into a new network package. * [NOD-1223] Delete the unused package testutil. * [NOD-1223] Move infrastructure stuff into a new instrastructure package. * [NOD-1223] Move domain stuff into a new domain package.
90 lines
2.6 KiB
Go
90 lines
2.6 KiB
Go
// Copyright (c) 2013-2016 The btcsuite developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package domainmessage
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import (
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"fmt"
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"time"
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)
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// MaxMessagePayload is the maximum bytes a message can be regardless of other
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// individual limits imposed by messages themselves.
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const MaxMessagePayload = (1024 * 1024 * 32) // 32MB
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// MessageCommand is a number in the header of a message that represents its type.
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type MessageCommand uint32
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func (cmd MessageCommand) String() string {
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cmdString, ok := MessageCommandToString[cmd]
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if !ok {
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cmdString = "unknown command"
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}
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return fmt.Sprintf("%s [code %d]", cmdString, uint8(cmd))
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}
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// Commands used in kaspa message headers which describe the type of message.
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const (
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CmdVersion MessageCommand = iota
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CmdVerAck
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CmdRequestAddresses
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CmdAddresses
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CmdRequestIBDBlocks
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CmdBlock
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CmdTx
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CmdPing
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CmdPong
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CmdRequestBlockLocator
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CmdBlockLocator
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CmdSelectedTip
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CmdRequestSelectedTip
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CmdInvRelayBlock
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CmdRequestRelayBlocks
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CmdInvTransaction
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CmdRequestTransactions
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CmdIBDBlock
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CmdRequestNextIBDBlocks
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CmdDoneIBDBlocks
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CmdTransactionNotFound
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CmdReject
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)
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// MessageCommandToString maps all MessageCommands to their string representation
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var MessageCommandToString = map[MessageCommand]string{
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CmdVersion: "Version",
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CmdVerAck: "VerAck",
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CmdRequestAddresses: "RequestAddresses",
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CmdAddresses: "Addresses",
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CmdRequestIBDBlocks: "RequestBlocks",
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CmdBlock: "Block",
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CmdTx: "Tx",
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CmdPing: "Ping",
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CmdPong: "Pong",
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CmdRequestBlockLocator: "RequestBlockLocator",
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CmdBlockLocator: "BlockLocator",
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CmdSelectedTip: "SelectedTip",
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CmdRequestSelectedTip: "RequestSelectedTip",
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CmdInvRelayBlock: "InvRelayBlock",
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CmdRequestRelayBlocks: "RequestRelayBlocks",
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CmdInvTransaction: "InvTransaction",
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CmdRequestTransactions: "RequestTransactions",
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CmdIBDBlock: "IBDBlock",
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CmdRequestNextIBDBlocks: "RequestNextIBDBlocks",
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CmdDoneIBDBlocks: "DoneIBDBlocks",
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CmdTransactionNotFound: "TransactionNotFound",
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CmdReject: "Reject",
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}
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// Message is an interface that describes a kaspa message. A type that
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// implements Message has complete control over the representation of its data
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// and may therefore contain additional or fewer fields than those which
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// are used directly in the protocol encoded message.
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type Message interface {
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Command() MessageCommand
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MessageNumber() uint64
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SetMessageNumber(index uint64)
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ReceivedAt() time.Time
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SetReceivedAt(receivedAt time.Time)
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}
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