Add Groestlcoin (GRS) (#94)

lib/coininfo.js

@@ -10,6 +10,7 @@ var coins = [
   require('./coins/dcr'),
   require('./coins/dgb'),
   require('./coins/doge'),
+  require('./coins/grs'),
   require('./coins/ltc'),
   require('./coins/via'),
   require('./coins/mona'),

lib/coins/grs.js

@@ -0,0 +1,92 @@
+/*
+  info from:
+    https://github.com/bitcoin/bitcoin/blob/master/src/chainparams.cpp
+*/
+
+var common = {
+  name: 'Groestlcoin',
+  per1: 1e8,
+  unit: 'GRS',
+  messagePrefix: '\x1CGroestlCoin Signed Message:\n'
+}
+
+var main = Object.assign({}, {
+  hashGenesisBlock: '00000ac5927c594d49cc0bdb81759d0da8297eb614683d3acb62f0703b639023',
+  // nDefaultPort
+  port: 1331,
+  portRpc: 1441,
+  protocol: {
+    // pchMessageStart
+    magic: 0xd4b4bef9 // careful, sent over wire as little endian
+  },
+  bech32: 'grs',
+  // vSeeds
+  seedsDns: [
+    'dnsseed1.groestlcoin.org',
+    'dnsseed2.groestlcoin.org',
+    'dnsseed3.groestlcoin.org',
+    'dnsseed4.groestlcoin.org'
+  ],
+  // base58Prefixes
+  versions: {
+    bip32: {
+      private: 0x0488ade4,
+      public: 0x0488b21e
+    },
+    bip44: 17,
+    private: 0x80,
+    public: 0x24,
+    scripthash: 0x05
+  }
+}, common)
+
+var test = Object.assign({}, {
+  hashGenesisBlock: '0x000000ffbb50fc9898cdd36ec163e6ba23230164c0052a28876255b7dcf2cd36',
+  port: 17777,
+  portRpc: 17766,
+  protocol: {
+    magic: 0x0709110b
+  },
+  bech32: 'tgrs',
+  seedsDns: [
+    'testnet-seed1.groestlcoin.org',
+    'testnet-seed2.groestlcoin.org'
+  ],
+  versions: {
+    bip32: {
+      private: 0x04358394,
+      public: 0x043587cf
+    },
+    bip44: 1,
+    private: 0xef,
+    public: 0x6f,
+    scripthash: 0xc4
+  }
+}, common)
+
+var regtest = Object.assign({}, {
+  hashGenesisBlock: '0x000000ffbb50fc9898cdd36ec163e6ba23230164c0052a28876255b7dcf2cd36',
+  port: 18888,
+  portRpc: 18443,
+  protocol: {
+    magic: 0xdab5bffa
+  },
+  bech32: 'grsrt',
+  seedsDns: [],
+  versions: {
+    bip32: {
+      private: 0x04358394,
+      public: 0x043587cf
+    },
+    bip44: 1,
+    private: 0xef,
+    public: 0x6f,
+    scripthash: 0xc4
+  }
+}, common)
+
+module.exports = {
+  main: main,
+  test: test,
+  regtest: regtest
+}

package.json

@@ -11,6 +11,7 @@
     "bitcoin gold",
     "litecoin",
     "viacoin",
+    "groestlcoin",
     "elliptic",
     "curve",
     "dogecoin",

test/coininfo.test.js

@@ -10,6 +10,7 @@ test('+ coininfo()', function (t) {
       'doge', 'doge-test',
       'ltc', 'ltc-test',
       'via', 'via-test',
+      'grs', 'grs-test',
       'nbt',
       'nmc',
       'ppc',