github.com/cerberus-wallet/blockbook@v0.3.2/bchain/coins/litecoin/litecoinparser.go (about)

     1  package litecoin
     2  
     3  import (
     4  	"blockbook/bchain/coins/btc"
     5  
     6  	"github.com/martinboehm/btcd/wire"
     7  	"github.com/martinboehm/btcutil/chaincfg"
     8  )
     9  
    10  // magic numbers
    11  const (
    12  	MainnetMagic wire.BitcoinNet = 0xdbb6c0fb
    13  	TestnetMagic wire.BitcoinNet = 0xf1c8d2fd
    14  	RegtestMagic wire.BitcoinNet = 0xdab5bffa
    15  )
    16  
    17  // chain parameters
    18  var (
    19  	MainNetParams chaincfg.Params
    20  	TestNetParams chaincfg.Params
    21  )
    22  
    23  func init() {
    24  	MainNetParams = chaincfg.MainNetParams
    25  	MainNetParams.Net = MainnetMagic
    26  	MainNetParams.PubKeyHashAddrID = []byte{48}
    27  	MainNetParams.ScriptHashAddrID = []byte{50}
    28  	MainNetParams.Bech32HRPSegwit = "ltc"
    29  
    30  	TestNetParams = chaincfg.TestNet3Params
    31  	TestNetParams.Net = TestnetMagic
    32  	TestNetParams.PubKeyHashAddrID = []byte{111}
    33  	TestNetParams.ScriptHashAddrID = []byte{58}
    34  	TestNetParams.Bech32HRPSegwit = "tltc"
    35  }
    36  
    37  // LitecoinParser handle
    38  type LitecoinParser struct {
    39  	*btc.BitcoinParser
    40  }
    41  
    42  // NewLitecoinParser returns new LitecoinParser instance
    43  func NewLitecoinParser(params *chaincfg.Params, c *btc.Configuration) *LitecoinParser {
    44  	return &LitecoinParser{BitcoinParser: btc.NewBitcoinParser(params, c)}
    45  }
    46  
    47  // GetChainParams contains network parameters for the main Litecoin network,
    48  // and the test Litecoin network
    49  func GetChainParams(chain string) *chaincfg.Params {
    50  	// register bitcoin parameters in addition to litecoin parameters
    51  	// litecoin has dual standard of addresses and we want to be able to
    52  	// parse both standards
    53  	if !chaincfg.IsRegistered(&chaincfg.MainNetParams) {
    54  		chaincfg.RegisterBitcoinParams()
    55  	}
    56  	if !chaincfg.IsRegistered(&MainNetParams) {
    57  		err := chaincfg.Register(&MainNetParams)
    58  		if err == nil {
    59  			err = chaincfg.Register(&TestNetParams)
    60  		}
    61  		if err != nil {
    62  			panic(err)
    63  		}
    64  	}
    65  	switch chain {
    66  	case "test":
    67  		return &TestNetParams
    68  	default:
    69  		return &MainNetParams
    70  	}
    71  }