Add BlockAndHeaderTipInfo to the node interface/appInit

Author: jonasschnelli

src/interfaces/node.cpp

@@ -80,10 +80,10 @@ class NodeImpl : public Node
         return AppInitBasicSetup() && AppInitParameterInteraction() && AppInitSanityChecks() &&
                AppInitLockDataDirectory();
     }
-    bool appInitMain() override
+    bool appInitMain(interfaces::BlockAndHeaderTipInfo* tip_info) override
     {
         m_context->chain = MakeChain(*m_context);
-        return AppInitMain(m_context_ref, *m_context);
+        return AppInitMain(m_context_ref, *m_context, tip_info);
     }
     void appShutdown() override
     {

src/interfaces/node.h

@@ -39,6 +39,16 @@ class Handler;
 class Wallet;
 struct BlockTip;
 
+//! Block and header tip information
+struct BlockAndHeaderTipInfo
+{
+    int block_height;
+    int64_t block_time;
+    int header_height;
+    int64_t header_time;
+    double verification_progress;
+};
+
 //! Top-level interface for a bitcoin node (bitcoind process).
 class Node
 {
@@ -96,7 +106,7 @@ class Node
     virtual bool baseInitialize() = 0;
 
     //! Start node.
-    virtual bool appInitMain() = 0;
+    virtual bool appInitMain(interfaces::BlockAndHeaderTipInfo* tip_info = nullptr) = 0;
 
     //! Stop node.
     virtual void appShutdown() = 0;