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-rw-r--r--src/wallet/wallet.h23
1 files changed, 22 insertions, 1 deletions
diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index 9dde7e1f94..c455b7cdad 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -136,9 +136,21 @@ enum WalletFlags : uint64_t {
// will enforce the rule that the wallet can't contain any private keys (only watch-only/pubkeys)
WALLET_FLAG_DISABLE_PRIVATE_KEYS = (1ULL << 32),
+
+ //! Flag set when a wallet contains no HD seed and no private keys, scripts,
+ //! addresses, and other watch only things, and is therefore "blank."
+ //!
+ //! The only function this flag serves is to distinguish a blank wallet from
+ //! a newly created wallet when the wallet database is loaded, to avoid
+ //! initialization that should only happen on first run.
+ //!
+ //! This flag is also a mandatory flag to prevent previous versions of
+ //! bitcoin from opening the wallet, thinking it was newly created, and
+ //! then improperly reinitializing it.
+ WALLET_FLAG_BLANK_WALLET = (1ULL << 33),
};
-static constexpr uint64_t g_known_wallet_flags = WALLET_FLAG_DISABLE_PRIVATE_KEYS;
+static constexpr uint64_t g_known_wallet_flags = WALLET_FLAG_DISABLE_PRIVATE_KEYS | WALLET_FLAG_BLANK_WALLET;
/** A key pool entry */
class CKeyPool
@@ -1132,6 +1144,12 @@ public:
/* Returns true if HD is enabled */
bool IsHDEnabled() const;
+ /* Returns true if the wallet can generate new keys */
+ bool CanGenerateKeys();
+
+ /* Returns true if the wallet can give out new addresses. This means it has keys in the keypool or can generate new keys */
+ bool CanGetAddresses(bool internal = false);
+
/* Generates a new HD seed (will not be activated) */
CPubKey GenerateNewSeed();
@@ -1169,6 +1187,9 @@ public:
/** set a single wallet flag */
void SetWalletFlag(uint64_t flags);
+ /** Unsets a single wallet flag */
+ void UnsetWalletFlag(uint64_t flag);
+
/** check if a certain wallet flag is set */
bool IsWalletFlagSet(uint64_t flag);