Support for BIP49 YPUB/UPUB

bitcoinjs · Nov 17, 2017 · 8f39b51 · 8f39b51 · mautematico · Feb 4, 2018
1 parent 9c8503c
commit 8f39b51
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Showing 2 changed files with 14 additions and 2 deletions.
diff --git a/src/hdnode.js b/src/hdnode.js
@@ -64,7 +64,9 @@ HDNode.fromBase58 = function (string, networks) {
   if (Array.isArray(networks)) {
     network = networks.filter(function (x) {
       return version === x.bip32.private ||
-             version === x.bip32.public
+             version === x.bip32.public ||
+             version === x.bip49.private ||
+             version === x.bip49.public
     }).pop()
 
     if (!network) throw new Error('Unknown network version')
@@ -75,7 +77,9 @@ HDNode.fromBase58 = function (string, networks) {
   }
 
   if (version !== network.bip32.private &&
-    version !== network.bip32.public) throw new Error('Invalid network version')
+    version !== network.bip32.public &&
+    version !== network.bip49.private &&
+    version !== network.bip49.public) throw new Error('Invalid network version')
 
   // 1 byte: depth: 0x00 for master nodes, 0x01 for level-1 descendants, ...
   var depth = buffer[4]

diff --git a/src/networks.js b/src/networks.js
@@ -9,6 +9,10 @@ module.exports = {
       public: 0x0488b21e,
       private: 0x0488ade4
     },
+    bip49: {
+      public: 0x049D7CB2,
+      private: 0x049D7878
+    },
     pubKeyHash: 0x00,
     scriptHash: 0x05,
     wif: 0x80
@@ -20,6 +24,10 @@ module.exports = {
       public: 0x043587cf,
       private: 0x04358394
     },
+    bip49: {
+      public: 0x044A5262,
+      private: 0x044A4E28
+    },
     pubKeyHash: 0x6f,
     scriptHash: 0xc4,
     wif: 0xef