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-rw-r--r--src/wallet/wallet.cpp3
-rw-r--r--src/wallet/wallet.h3
2 files changed, 5 insertions, 1 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 4b6d98025d..a76085de30 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -3299,6 +3299,9 @@ bool CWallet::InitLoadWallet()
key.MakeNewKey(true);
if (!walletInstance->SetHDMasterKey(key))
throw std::runtime_error("CWallet::GenerateNewKey(): Storing master key failed");
+
+ // ensure this wallet.dat can only be opened by clients supporting HD
+ walletInstance->SetMinVersion(FEATURE_HD);
}
CPubKey newDefaultKey;
if (walletInstance->GetKeyFromPool(newDefaultKey)) {
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index e9d669a7d1..3a3cb6d851 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -78,7 +78,8 @@ enum WalletFeature
FEATURE_WALLETCRYPT = 40000, // wallet encryption
FEATURE_COMPRPUBKEY = 60000, // compressed public keys
- FEATURE_LATEST = 60000
+ FEATURE_HD = 130000, // Hierarchical key derivation after BIP32 (HD Wallet)
+ FEATURE_LATEST = FEATURE_COMPRPUBKEY // HD is optional, use FEATURE_COMPRPUBKEY as latest version
};