diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index a0095ebd9..33e516a7f 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -126,6 +126,8 @@ CPubKey CWallet::GenerateNewKey() // childIndex | BIP32_HARDENED_KEY_LIMIT = derive childIndex in hardened child-index-range // example: 1 | BIP32_HARDENED_KEY_LIMIT == 0x80000001 == 2147483649 externalChainChildKey.Derive(childKey, hdChain.nExternalChainCounter | BIP32_HARDENED_KEY_LIMIT); + metadata.hdKeypath = "m/0'/0'/"+std::to_string(hdChain.nExternalChainCounter)+"'"; + metadata.hdMasterKeyID = hdChain.masterKeyID; // increment childkey index hdChain.nExternalChainCounter++; } while(HaveKey(childKey.key.GetPubKey().GetID())); diff --git a/src/wallet/walletdb.h b/src/wallet/walletdb.h index d083722dd..eaa406857 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(); } };