wallet2_api: added Wallet::daemonBlockChainHeight()

src/wallet/api/wallet.cpp

@@ -422,6 +422,21 @@ uint64_t WalletImpl::blockChainHeight() const
     return m_wallet->get_blockchain_current_height();
 }
 
+uint64_t WalletImpl::daemonBlockChainHeight() const
+{
+    std::string err;
+    uint64_t result = m_wallet->get_daemon_blockchain_height(err);
+    if (!err.empty()) {
+        LOG_ERROR(__FUNCTION__ << ": " << err);
+        m_errorString = err;
+        m_status = Status_Error;
+    } else {
+        m_status = Status_Ok;
+        m_errorString = "";
+    }
+    return result;
+}
+
 bool WalletImpl::refresh()
 {
     clearStatus();

src/wallet/api/wallet.h

@@ -76,6 +76,7 @@ public:
     uint64_t balance() const;
     uint64_t unlockedBalance() const;
     uint64_t blockChainHeight() const;
+    uint64_t daemonBlockChainHeight() const;
     bool refresh();
     void refreshAsync();
     void setAutoRefreshInterval(int seconds);
@@ -106,8 +107,8 @@ private:
     friend class TransactionHistoryImpl;
 
     tools::wallet2 * m_wallet;
-    std::atomic<int>  m_status;
-    std::string m_errorString;
+    mutable std::atomic<int>  m_status;
+    mutable std::string m_errorString;
     std::string m_password;
     TransactionHistoryImpl * m_history;
     bool        m_trustedDaemon;