From 3d235dff5df106070e41e3a99cf9fb847a27e14a Mon Sep 17 00:00:00 2001
From: Andrew Chow <achow101-github@achow101.com>
Date: Tue, 6 Nov 2018 09:23:45 -0500
Subject: [PATCH] Implement a function to add KeyOriginInfo to a wallet

---
 src/wallet/wallet.cpp | 10 ++++++++++
 src/wallet/wallet.h   |  3 +++
 2 files changed, 13 insertions(+)

diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 399490ea9f..4df4e0981e 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -4550,3 +4550,13 @@ bool CWallet::GetKeyOrigin(const CKeyID& keyID, KeyOriginInfo& info) const
     }
     return true;
 }
+
+bool CWallet::AddKeyOrigin(const CPubKey& pubkey, const KeyOriginInfo& info)
+{
+    LOCK(cs_wallet);
+    std::copy(info.fingerprint, info.fingerprint + 4, mapKeyMetadata[pubkey.GetID()].key_origin.fingerprint);
+    mapKeyMetadata[pubkey.GetID()].key_origin.path = info.path;
+    mapKeyMetadata[pubkey.GetID()].has_key_origin = true;
+    mapKeyMetadata[pubkey.GetID()].hdKeypath = WriteHDKeypath(info.path);
+    return WriteKeyMetadata(mapKeyMetadata[pubkey.GetID()], pubkey, true);
+}
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index ad6d72afb6..3c5e475bd9 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -1219,6 +1219,9 @@ public:
 
     /** Implement lookup of key origin information through wallet key metadata. */
     bool GetKeyOrigin(const CKeyID& keyid, KeyOriginInfo& info) const override;
+
+    /** Add a KeyOriginInfo to the wallet */
+    bool AddKeyOrigin(const CPubKey& pubkey, const KeyOriginInfo& info);
 };
 
 /** A key allocated from the key pool. */