From c3aa0c11947dfd82702df276d39bb7f748dd83a1 Mon Sep 17 00:00:00 2001
From: Pieter Wuille <pieter.wuille@gmail.com>
Date: Fri, 12 May 2017 15:19:19 -0700
Subject: Report on-disk size in gettxoutsetinfo

---
 src/coins.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/coins.h')

diff --git a/src/coins.h b/src/coins.h
index 12cfd6bf6b..47ef90114b 100644
--- a/src/coins.h
+++ b/src/coins.h
@@ -319,6 +319,9 @@ public:
 
     //! As we use CCoinsViews polymorphically, have a virtual destructor
     virtual ~CCoinsView() {}
+
+    //! Estimate database size (0 if not implemented)
+    virtual size_t EstimateSize() const { return 0; }
 };
 
 
@@ -336,6 +339,7 @@ public:
     void SetBackend(CCoinsView &viewIn);
     bool BatchWrite(CCoinsMap &mapCoins, const uint256 &hashBlock);
     CCoinsViewCursor *Cursor() const;
+    size_t EstimateSize() const override;
 };
 
 
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