From 0101483f46396a7f1d19a9d29a1da15639ce4233 Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@gmail.com>
Date: Thu, 28 Aug 2014 17:15:21 +0200
Subject: Move CMerkleTx to wallet.cpp/h

It is only used by the wallet so it has no place in main.
---
 src/wallet.cpp | 99 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)

(limited to 'src/wallet.cpp')

diff --git a/src/wallet.cpp b/src/wallet.cpp
index 786b2f6a9..18a5b3971 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -2194,3 +2194,102 @@ CWalletKey::CWalletKey(int64_t nExpires)
     nTimeCreated = (nExpires ? GetTime() : 0);
     nTimeExpires = nExpires;
 }
+
+int CMerkleTx::SetMerkleBranch(const CBlock* pblock)
+{
+    AssertLockHeld(cs_main);
+    CBlock blockTmp;
+
+    if (pblock == NULL) {
+        CCoins coins;
+        if (pcoinsTip->GetCoins(GetHash(), coins)) {
+            CBlockIndex *pindex = chainActive[coins.nHeight];
+            if (pindex) {
+                if (!ReadBlockFromDisk(blockTmp, pindex))
+                    return 0;
+                pblock = &blockTmp;
+            }
+        }
+    }
+
+    if (pblock) {
+        // Update the tx's hashBlock
+        hashBlock = pblock->GetHash();
+
+        // Locate the transaction
+        for (nIndex = 0; nIndex < (int)pblock->vtx.size(); nIndex++)
+            if (pblock->vtx[nIndex] == *(CTransaction*)this)
+                break;
+        if (nIndex == (int)pblock->vtx.size())
+        {
+            vMerkleBranch.clear();
+            nIndex = -1;
+            LogPrintf("ERROR: SetMerkleBranch() : couldn't find tx in block\n");
+            return 0;
+        }
+
+        // Fill in merkle branch
+        vMerkleBranch = pblock->GetMerkleBranch(nIndex);
+    }
+
+    // Is the tx in a block that's in the main chain
+    map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hashBlock);
+    if (mi == mapBlockIndex.end())
+        return 0;
+    CBlockIndex* pindex = (*mi).second;
+    if (!pindex || !chainActive.Contains(pindex))
+        return 0;
+
+    return chainActive.Height() - pindex->nHeight + 1;
+}
+
+int CMerkleTx::GetDepthInMainChainINTERNAL(CBlockIndex* &pindexRet) const
+{
+    if (hashBlock == 0 || nIndex == -1)
+        return 0;
+    AssertLockHeld(cs_main);
+
+    // Find the block it claims to be in
+    map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.find(hashBlock);
+    if (mi == mapBlockIndex.end())
+        return 0;
+    CBlockIndex* pindex = (*mi).second;
+    if (!pindex || !chainActive.Contains(pindex))
+        return 0;
+
+    // Make sure the merkle branch connects to this block
+    if (!fMerkleVerified)
+    {
+        if (CBlock::CheckMerkleBranch(GetHash(), vMerkleBranch, nIndex) != pindex->hashMerkleRoot)
+            return 0;
+        fMerkleVerified = true;
+    }
+
+    pindexRet = pindex;
+    return chainActive.Height() - pindex->nHeight + 1;
+}
+
+int CMerkleTx::GetDepthInMainChain(CBlockIndex* &pindexRet) const
+{
+    AssertLockHeld(cs_main);
+    int nResult = GetDepthInMainChainINTERNAL(pindexRet);
+    if (nResult == 0 && !mempool.exists(GetHash()))
+        return -1; // Not in chain, not in mempool
+
+    return nResult;
+}
+
+int CMerkleTx::GetBlocksToMaturity() const
+{
+    if (!IsCoinBase())
+        return 0;
+    return max(0, (COINBASE_MATURITY+1) - GetDepthInMainChain());
+}
+
+
+bool CMerkleTx::AcceptToMemoryPool(bool fLimitFree, bool fRejectInsaneFee)
+{
+    CValidationState state;
+    return ::AcceptToMemoryPool(mempool, state, *this, fLimitFree, NULL, fRejectInsaneFee);
+}
+
-- 
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