94 lines
2.4 KiB
Go
94 lines
2.4 KiB
Go
package koto
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import (
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"github.com/martinboehm/btcd/wire"
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"github.com/martinboehm/btcutil/chaincfg"
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"spacecruft.org/spacecruft/blockbook/bchain"
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"spacecruft.org/spacecruft/blockbook/bchain/coins/btc"
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)
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// magic numbers
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const (
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MainnetMagic wire.BitcoinNet = 0x6f746f4b
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TestnetMagic wire.BitcoinNet = 0x6f6b6f54
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RegtestMagic wire.BitcoinNet = 0x6f6b6552
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)
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// chain parameters
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var (
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MainNetParams chaincfg.Params
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TestNetParams chaincfg.Params
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RegtestParams chaincfg.Params
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)
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func init() {
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MainNetParams = chaincfg.MainNetParams
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MainNetParams.Net = MainnetMagic
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// Address encoding magics
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MainNetParams.AddressMagicLen = 2
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MainNetParams.PubKeyHashAddrID = []byte{0x18, 0x36} // base58 prefix: k1
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MainNetParams.ScriptHashAddrID = []byte{0x18, 0x3B} // base58 prefix: k3
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TestNetParams = chaincfg.TestNet3Params
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TestNetParams.Net = TestnetMagic
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// Address encoding magics
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TestNetParams.AddressMagicLen = 2
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TestNetParams.PubKeyHashAddrID = []byte{0x18, 0xA4} // base58 prefix: km
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TestNetParams.ScriptHashAddrID = []byte{0x18, 0x39} // base58 prefix: k2
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RegtestParams = chaincfg.RegressionNetParams
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RegtestParams.Net = RegtestMagic
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}
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// KotoParser handle
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type KotoParser struct {
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*btc.BitcoinParser
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baseparser *bchain.BaseParser
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}
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// NewKotoParser returns new KotoParser instance
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func NewKotoParser(params *chaincfg.Params, c *btc.Configuration) *KotoParser {
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return &KotoParser{
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BitcoinParser: btc.NewBitcoinParser(params, c),
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baseparser: &bchain.BaseParser{},
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}
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}
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// GetChainParams contains network parameters for the main Koto network,
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// the regression test Koto network, the test Koto network and
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// the simulation test Koto network, in this order
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func GetChainParams(chain string) *chaincfg.Params {
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if !chaincfg.IsRegistered(&MainNetParams) {
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err := chaincfg.Register(&MainNetParams)
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if err == nil {
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err = chaincfg.Register(&TestNetParams)
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}
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if err == nil {
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err = chaincfg.Register(&RegtestParams)
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}
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if err != nil {
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panic(err)
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}
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}
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switch chain {
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case "test":
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return &TestNetParams
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case "regtest":
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return &RegtestParams
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default:
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return &MainNetParams
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}
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}
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// PackTx packs transaction to byte array using protobuf
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func (p *KotoParser) PackTx(tx *bchain.Tx, height uint32, blockTime int64) ([]byte, error) {
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return p.baseparser.PackTx(tx, height, blockTime)
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}
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// UnpackTx unpacks transaction from protobuf byte array
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func (p *KotoParser) UnpackTx(buf []byte) (*bchain.Tx, uint32, error) {
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return p.baseparser.UnpackTx(buf)
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}
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