diff options
Diffstat (limited to 'src/wallet/scriptpubkeyman.h')
-rw-r--r-- | src/wallet/scriptpubkeyman.h | 35 |
1 files changed, 31 insertions, 4 deletions
diff --git a/src/wallet/scriptpubkeyman.h b/src/wallet/scriptpubkeyman.h index 7e15042950..c62c970235 100644 --- a/src/wallet/scriptpubkeyman.h +++ b/src/wallet/scriptpubkeyman.h @@ -18,6 +18,8 @@ #include <boost/signals2/signal.hpp> +#include <unordered_map> + enum class OutputType; struct bilingual_str; @@ -144,6 +146,17 @@ public: } }; +class KeyIDHasher +{ +public: + KeyIDHasher() {} + + size_t operator()(const CKeyID& id) const + { + return id.GetUint64(0); + } +}; + /* * A class implementing ScriptPubKeyMan manages some (or all) scriptPubKeys used in a wallet. * It contains the scripts and keys related to the scriptPubKeys it manages. @@ -288,10 +301,11 @@ private: bool AddKeyOriginWithDB(WalletBatch& batch, const CPubKey& pubkey, const KeyOriginInfo& info); /* the HD chain data model (external chain counters) */ - CHDChain hdChain; + CHDChain m_hd_chain; + std::unordered_map<CKeyID, CHDChain, KeyIDHasher> m_inactive_hd_chains; /* HD derive new child key (on internal or external chain) */ - void DeriveNewChildKey(WalletBatch& batch, CKeyMetadata& metadata, CKey& secret, bool internal = false) EXCLUSIVE_LOCKS_REQUIRED(cs_KeyStore); + void DeriveNewChildKey(WalletBatch& batch, CKeyMetadata& metadata, CKey& secret, CHDChain& hd_chain, bool internal = false) EXCLUSIVE_LOCKS_REQUIRED(cs_KeyStore); std::set<int64_t> setInternalKeyPool GUARDED_BY(cs_KeyStore); std::set<int64_t> setExternalKeyPool GUARDED_BY(cs_KeyStore); @@ -320,6 +334,18 @@ private: */ bool ReserveKeyFromKeyPool(int64_t& nIndex, CKeyPool& keypool, bool fRequestedInternal); + /** + * Like TopUp() but adds keys for inactive HD chains. + * Ensures that there are at least -keypool number of keys derived after the given index. + * + * @param seed_id the CKeyID for the HD seed. + * @param index the index to start generating keys from + * @param internal whether the internal chain should be used. true for internal chain, false for external chain. + * + * @return true if seed was found and keys were derived. false if unable to derive seeds + */ + bool TopUpInactiveHDChain(const CKeyID seed_id, int64_t index, bool internal); + public: using ScriptPubKeyMan::ScriptPubKeyMan; @@ -393,11 +419,12 @@ public: void LoadKeyMetadata(const CKeyID& keyID, const CKeyMetadata &metadata); void LoadScriptMetadata(const CScriptID& script_id, const CKeyMetadata &metadata); //! Generate a new key - CPubKey GenerateNewKey(WalletBatch& batch, bool internal = false) EXCLUSIVE_LOCKS_REQUIRED(cs_KeyStore); + CPubKey GenerateNewKey(WalletBatch& batch, CHDChain& hd_chain, bool internal = false) EXCLUSIVE_LOCKS_REQUIRED(cs_KeyStore); /* Set the HD chain model (chain child index counters) */ void SetHDChain(const CHDChain& chain, bool memonly); - const CHDChain& GetHDChain() const { return hdChain; } + const CHDChain& GetHDChain() const { return m_hd_chain; } + void AddInactiveHDChain(const CHDChain& chain); //! Adds a watch-only address to the store, without saving it to disk (used by LoadWallet) bool LoadWatchOnly(const CScript &dest); |