Add -reindex, to perform in-place reindexing of block chain files

Flushes the blktree/ and coins/ databases, and reindexes the
block chain files, as if their contents was loaded via -loadblock.

Based on earlier work by Jeff Garzik.

1 files changed, 4 insertions, 2 deletions

diff --git a/src/txdb.h b/src/txdb.h
index e13925c964..d7d327069f 100644
--- a/src/txdb.h
+++ b/src/txdb.h
@@ -14,7 +14,7 @@ class CCoinsViewDB : public CCoinsView
 protected:
     CLevelDB db;
 public:
-    CCoinsViewDB(size_t nCacheSize, bool fMemory = false);
+    CCoinsViewDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
 
     bool GetCoins(uint256 txid, CCoins &coins);
     bool SetCoins(uint256 txid, const CCoins &coins);
@@ -29,7 +29,7 @@ public:
 class CBlockTreeDB : public CLevelDB
 {
 public:
-    CBlockTreeDB(size_t nCacheSize, bool fMemory = false);
+    CBlockTreeDB(size_t nCacheSize, bool fMemory = false, bool fWipe = false);
 private:
     CBlockTreeDB(const CBlockTreeDB&);
     void operator=(const CBlockTreeDB&);
@@ -41,6 +41,8 @@ public:
     bool WriteBlockFileInfo(int nFile, const CBlockFileInfo &fileinfo);
     bool ReadLastBlockFile(int &nFile);
     bool WriteLastBlockFile(int nFile);
+    bool WriteReindexing(bool fReindex);
+    bool ReadReindexing(bool &fReindex);
     bool LoadBlockIndexGuts();
 };