Merge #8035: [Wallet] Add simplest BIP32/deterministic key generation implementation

afcd77e Detect -usehd mismatches when wallet.dat already exists (Jonas Schnelli)
17c0131 [Docs] Add release notes and bip update for Bip32/HD wallets (Jonas Schnelli)
c022e5b [Wallet] use constant for bip32 hardened key limit (Jonas Schnelli)
f190251 [Wallet] Add simplest BIP32/deterministic key generation implementation (Jonas Schnelli)

1 files changed, 17 insertions, 0 deletions

diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
index b5037c9a65..7bfd490950 100644
--- a/src/wallet/walletdb.cpp
+++ b/src/wallet/walletdb.cpp
@@ -599,6 +599,16 @@ ReadKeyValue(CWallet* pwallet, CDataStream& ssKey, CDataStream& ssValue,
                 return false;
             }
         }
+        else if (strType == "hdchain")
+        {
+            CHDChain chain;
+            ssValue >> chain;
+            if (!pwallet->SetHDChain(chain, true))
+            {
+                strErr = "Error reading wallet database: SetHDChain failed";
+                return false;
+            }
+        }
     } catch (...)
     {
         return false;
@@ -1003,3 +1013,10 @@ bool CWalletDB::EraseDestData(const std::string &address, const std::string &key
     nWalletDBUpdated++;
     return Erase(std::make_pair(std::string("destdata"), std::make_pair(address, key)));
 }
+
+
+bool CWalletDB::WriteHDChain(const CHDChain& chain)
+{
+    nWalletDBUpdated++;
+    return Write(std::string("hdchain"), chain);
+}