blockbook/bchain/coins/dash/dashparser.go

100 lines
2.8 KiB
Go

package dash
import (
"github.com/martinboehm/btcd/wire"
"github.com/martinboehm/btcutil/chaincfg"
"spacecruft.org/spacecruft/blockbook/bchain"
"spacecruft.org/spacecruft/blockbook/bchain/coins/btc"
)
const (
// MainnetMagic is mainnet network constant
MainnetMagic wire.BitcoinNet = 0xbd6b0cbf
// TestnetMagic is testnet network constant
TestnetMagic wire.BitcoinNet = 0xffcae2ce
// RegtestMagic is regtest network constant
RegtestMagic wire.BitcoinNet = 0xdcb7c1fc
)
var (
// MainNetParams are parser parameters for mainnet
MainNetParams chaincfg.Params
// TestNetParams are parser parameters for testnet
TestNetParams chaincfg.Params
// RegtestParams are parser parameters for regtest
RegtestParams chaincfg.Params
)
func init() {
MainNetParams = chaincfg.MainNetParams
MainNetParams.Net = MainnetMagic
// Address encoding magics
MainNetParams.PubKeyHashAddrID = []byte{76} // base58 prefix: X
MainNetParams.ScriptHashAddrID = []byte{16} // base58 prefix: 7
TestNetParams = chaincfg.TestNet3Params
TestNetParams.Net = TestnetMagic
// Address encoding magics
TestNetParams.PubKeyHashAddrID = []byte{140} // base58 prefix: y
TestNetParams.ScriptHashAddrID = []byte{19} // base58 prefix: 8 or 9
RegtestParams = chaincfg.RegressionNetParams
RegtestParams.Net = RegtestMagic
// Address encoding magics
RegtestParams.PubKeyHashAddrID = []byte{140} // base58 prefix: y
RegtestParams.ScriptHashAddrID = []byte{19} // base58 prefix: 8 or 9
}
// DashParser handle
type DashParser struct {
*btc.BitcoinParser
baseparser *bchain.BaseParser
}
// NewDashParser returns new DashParser instance
func NewDashParser(params *chaincfg.Params, c *btc.Configuration) *DashParser {
return &DashParser{
BitcoinParser: btc.NewBitcoinParser(params, c),
baseparser: &bchain.BaseParser{},
}
}
// GetChainParams contains network parameters for the main Dash network,
// the regression test Dash network, the test Dash network and
// the simulation test Dash network, in this order
func GetChainParams(chain string) *chaincfg.Params {
if !chaincfg.IsRegistered(&MainNetParams) {
err := chaincfg.Register(&MainNetParams)
if err == nil {
err = chaincfg.Register(&TestNetParams)
}
if err == nil {
err = chaincfg.Register(&RegtestParams)
}
if err != nil {
panic(err)
}
}
switch chain {
case "test":
return &TestNetParams
case "regtest":
return &RegtestParams
default:
return &MainNetParams
}
}
// PackTx packs transaction to byte array using protobuf
func (p *DashParser) PackTx(tx *bchain.Tx, height uint32, blockTime int64) ([]byte, error) {
return p.baseparser.PackTx(tx, height, blockTime)
}
// UnpackTx unpacks transaction from protobuf byte array
func (p *DashParser) UnpackTx(buf []byte) (*bchain.Tx, uint32, error) {
return p.baseparser.UnpackTx(buf)
}