From 5b95dd2c256dd7ba3808021adc31bb85b41553c8 Mon Sep 17 00:00:00 2001
From: Jonas Schnelli <dev@jonasschnelli.ch>
Date: Sat, 9 Jul 2016 11:41:01 +0200
Subject: [Wallet] extend CKeyMetadata with HD keypath

---
 src/wallet/walletdb.h | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'src/wallet/walletdb.h')

diff --git a/src/wallet/walletdb.h b/src/wallet/walletdb.h
index d083722dd2..eaa406857f 100644
--- a/src/wallet/walletdb.h
+++ b/src/wallet/walletdb.h
@@ -73,9 +73,13 @@ public:
 class CKeyMetadata
 {
 public:
-    static const int CURRENT_VERSION=1;
+    static const int VERSION_BASIC=1;
+    static const int VERSION_WITH_HDDATA=10;
+    static const int CURRENT_VERSION=VERSION_WITH_HDDATA;
     int nVersion;
     int64_t nCreateTime; // 0 means unknown
+    std::string hdKeypath; //optional HD/bip32 keypath
+    CKeyID hdMasterKeyID; //id of the hd masterkey used to derive this key
 
     CKeyMetadata()
     {
@@ -85,6 +89,7 @@ public:
     {
         nVersion = CKeyMetadata::CURRENT_VERSION;
         nCreateTime = nCreateTime_;
+        hdKeypath.clear();
     }
 
     ADD_SERIALIZE_METHODS;
@@ -94,12 +99,18 @@ public:
         READWRITE(this->nVersion);
         nVersion = this->nVersion;
         READWRITE(nCreateTime);
+        if (this->nVersion >= VERSION_WITH_HDDATA)
+        {
+            READWRITE(hdKeypath);
+            READWRITE(hdMasterKeyID);
+        }
     }
 
     void SetNull()
     {
         nVersion = CKeyMetadata::CURRENT_VERSION;
         nCreateTime = 0;
+        hdKeypath.clear();
     }
 };
 
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