blockbook/bchain/coins/polis/polisparser.go

81 lines
2.0 KiB
Go

package polis
import (
"github.com/martinboehm/btcd/wire"
"github.com/martinboehm/btcutil/chaincfg"
"spacecruft.org/spacecruft/blockbook/bchain/coins/btc"
)
// magic numbers
const (
MainnetMagic wire.BitcoinNet = 0xbd6b0cbf
TestnetMagic wire.BitcoinNet = 0xffcae2ce
RegtestMagic wire.BitcoinNet = 0xdcb7c1fc
)
// chain parameters
var (
MainNetParams chaincfg.Params
TestNetParams chaincfg.Params
RegtestParams chaincfg.Params
)
func init() {
MainNetParams = chaincfg.MainNetParams
MainNetParams.Net = MainnetMagic
// Address encoding magics
MainNetParams.PubKeyHashAddrID = []byte{55} // base58 prefix: P
MainNetParams.ScriptHashAddrID = []byte{56} // base58 prefix: 3
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
}
// PolisParser handle
type PolisParser struct {
*btc.BitcoinParser
}
// NewPolisParser returns new PolisParser instance
func NewPolisParser(params *chaincfg.Params, c *btc.Configuration) *PolisParser {
return &PolisParser{BitcoinParser: btc.NewBitcoinParser(params, c)}
}
// GetChainParams contains network parameters for the main Polis network,
// the regression test Polis network, the test Polis network and
// the simulation test Polis 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
}
}