Add GetKeyBirthTimes to wallet

Compute safe lower bounds on the birth times of all wallet keys. For
pool keys or keys with metadata, the actually stored birth time is
used. For all others, the birth times are inferred from the wallet
transactions.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/wallet.h b/src/wallet.h
index 48bd511971..36b3608fb0 100644
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -159,6 +159,8 @@ public:
     bool ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase);
     bool EncryptWallet(const SecureString& strWalletPassphrase);
 
+    void GetKeyBirthTimes(std::map<CKeyID, int64> &mapKeyBirth) const;
+
     /** Increment the next transaction order id
         @return next transaction order id
      */
@@ -200,7 +202,7 @@ public:
     void ReturnKey(int64 nIndex);
     bool GetKeyFromPool(CPubKey &key, bool fAllowReuse=true);
     int64 GetOldestKeyPoolTime();
-    void GetAllReserveKeys(std::set<CKeyID>& setAddress);
+    void GetAllReserveKeys(std::set<CKeyID>& setAddress) const;
 
     std::set< std::set<CTxDestination> > GetAddressGroupings();
     std::map<CTxDestination, int64> GetAddressBalances();