84 lines
2.2 KiB
Go
84 lines
2.2 KiB
Go
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// Copyright (c) 2013 Conformal Systems LLC.
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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 btcwire
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import (
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"strconv"
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"strings"
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)
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const (
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MainPort = "8333"
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TestNetPort = "18333"
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ProtocolVersion uint32 = 60002
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TxVersion = 1
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// MultipleAddressVersion is the protocol version which added multiple
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// addresses per message (pver >= MultipleAddressVersion).
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MultipleAddressVersion uint32 = 209
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// NetAddressTimeVersion is the protocol version which added the
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// timestamp field (pver >= NetAddressTimeVersion).
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NetAddressTimeVersion uint32 = 31402
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// BIP0031Version is the protocol version AFTER which a pong message
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// and nonce field in ping were added (pver > BIP0031Version).
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BIP0031Version uint32 = 60000
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// BIP0035Version is the protocol version which added the mempool
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// message (pver >= BIP0035Version).
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BIP0035Version uint32 = 60002
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)
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// ServiceFlag identifies services supported by a bitcoin peer.
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type ServiceFlag uint64
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const (
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SFNodeNetwork ServiceFlag = 1 << iota
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)
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// Map of service flags back to their constant names for pretty printing.
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var sfStrings = map[ServiceFlag]string{
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SFNodeNetwork: "SFNodeNetwork",
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}
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// String returns the ServiceFlag in human-readable form.
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func (f ServiceFlag) String() string {
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// No flags are set.
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if f == 0 {
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return "0x0"
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}
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// Add individual bit flags.
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s := ""
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for flag, name := range sfStrings {
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if f&flag == flag {
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s += name + "|"
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f -= flag
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}
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}
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// Add any remaining flags which aren't accounted for as hex.
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s = strings.TrimRight(s, "|")
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if f != 0 {
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s += "|0x" + strconv.FormatUint(uint64(f), 16)
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}
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s = strings.TrimLeft(s, "|")
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return s
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}
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// BitcoinNet represents which bitcoin network a message belongs to.
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type BitcoinNet uint32
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// Constants used to indicate the message bitcoin network. They can also be
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// used to seek to the next message when a stream's state is unknown, but
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// this package does not provide that functionality since it's generally a
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// better idea to simply disconnect clients that are misbehaving over TCP.
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const (
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MainNet BitcoinNet = 0xd9b4bef9
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TestNet BitcoinNet = 0xdab5bffa
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TestNet3 BitcoinNet = 0x0709110b
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)
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