wallet: add interface for storing generic data on destinations

1 files changed, 12 insertions, 0 deletions

diff --git a/src/wallet.h b/src/wallet.h
index e4452a3093..dc8c007ac8 100644
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -83,6 +83,9 @@ public:
     {
         purpose = "unknown";
     }
+
+    typedef std::map<std::string, std::string> StringMap;
+    StringMap destdata;
 };
 
 /** A CWallet is an extension of a keystore, which also maintains a set of transactions and balances,
@@ -189,6 +192,15 @@ public:
     bool AddCScript(const CScript& redeemScript);
     bool LoadCScript(const CScript& redeemScript) { return CCryptoKeyStore::AddCScript(redeemScript); }
 
+    /// Adds a destination data tuple to the store, and saves it to disk
+    bool AddDestData(const CTxDestination &dest, const std::string &key, const std::string &value);
+    /// Erases a destination data tuple in the store and on disk
+    bool EraseDestData(const CTxDestination &dest, const std::string &key);
+    /// Adds a destination data tuple to the store, without saving it to disk
+    bool LoadDestData(const CTxDestination &dest, const std::string &key, const std::string &value);
+    /// Look up a destination data tuple in the store, return true if found false otherwise
+    bool GetDestData(const CTxDestination &dest, const std::string &key, std::string *value) const;
+
     bool Unlock(const SecureString& strWalletPassphrase);
     bool ChangeWalletPassphrase(const SecureString& strOldWalletPassphrase, const SecureString& strNewWalletPassphrase);
     bool EncryptWallet(const SecureString& strWalletPassphrase);