github.com/aychain/blockbook@v0.1.1-0.20181121092459-6d1fc7e07c5b/bchain/coins/grs/grsparser.go (about) 1 package grs 2 3 import ( 4 "blockbook/bchain" 5 "blockbook/bchain/coins/btc" 6 7 "github.com/btcsuite/btcd/wire" 8 "github.com/jakm/btcutil/base58" 9 "github.com/jakm/btcutil/chaincfg" 10 ) 11 12 const ( 13 MainnetMagic wire.BitcoinNet = 0xd4b4bef9 14 TestnetMagic wire.BitcoinNet = 0x0709110b 15 ) 16 17 var ( 18 MainNetParams chaincfg.Params 19 TestNetParams chaincfg.Params 20 ) 21 22 func init() { 23 MainNetParams = chaincfg.MainNetParams 24 MainNetParams.Net = MainnetMagic 25 26 // Address encoding magics 27 MainNetParams.PubKeyHashAddrID = []byte{36} 28 MainNetParams.ScriptHashAddrID = []byte{5} 29 MainNetParams.Bech32HRPSegwit = "grs" 30 MainNetParams.Base58CksumHasher = base58.Groestl512D 31 32 TestNetParams = chaincfg.TestNet3Params 33 TestNetParams.Net = TestnetMagic 34 35 // Address encoding magics 36 TestNetParams.PubKeyHashAddrID = []byte{111} 37 TestNetParams.ScriptHashAddrID = []byte{196} 38 TestNetParams.Bech32HRPSegwit = "tgrs" 39 TestNetParams.Base58CksumHasher = base58.Groestl512D 40 } 41 42 // GroestlcoinParser handle 43 type GroestlcoinParser struct { 44 *btc.BitcoinParser 45 baseparser *bchain.BaseParser 46 } 47 48 // NewGroestlcoinParser returns new GroestlcoinParser instance 49 func NewGroestlcoinParser(params *chaincfg.Params, c *btc.Configuration) *GroestlcoinParser { 50 return &GroestlcoinParser{ 51 BitcoinParser: btc.NewBitcoinParser(params, c), 52 baseparser: &bchain.BaseParser{}, 53 } 54 } 55 56 // GetChainParams contains network parameters for the main Groestlcoin network, 57 // the regression test Groestlcoin network, the test Groestlcoin network and 58 // the simulation test Groestlcoin network, in this order 59 func GetChainParams(chain string) *chaincfg.Params { 60 if !chaincfg.IsRegistered(&MainNetParams) { 61 err := chaincfg.Register(&MainNetParams) 62 if err == nil { 63 err = chaincfg.Register(&TestNetParams) 64 } 65 if err != nil { 66 panic(err) 67 } 68 } 69 switch chain { 70 case "test": 71 return &TestNetParams 72 default: 73 return &MainNetParams 74 } 75 } 76 77 // PackTx packs transaction to byte array using protobuf 78 func (p *GroestlcoinParser) PackTx(tx *bchain.Tx, height uint32, blockTime int64) ([]byte, error) { 79 return p.baseparser.PackTx(tx, height, blockTime) 80 } 81 82 // UnpackTx unpacks transaction from protobuf byte array 83 func (p *GroestlcoinParser) UnpackTx(buf []byte) (*bchain.Tx, uint32, error) { 84 return p.baseparser.UnpackTx(buf) 85 }