1 files changed, 0 insertions, 43 deletions
diff --git a/src/core.cpp b/src/core.cpp
index 26c2cfc5c5..80cdcb0849 100644
--- a/src/core.cpp
+++ b/src/core.cpp
@@ -183,49 +183,6 @@ uint64_t CTxOutCompressor::DecompressAmount(uint64_t x)
     return n;
 }
 
-// calculate number of bytes for the bitmask, and its number of non-zero bytes
-// each bit in the bitmask represents the availability of one output, but the
-// availabilities of the first two outputs are encoded separately
-void CCoins::CalcMaskSize(unsigned int &nBytes, unsigned int &nNonzeroBytes) const {
-    unsigned int nLastUsedByte = 0;
-    for (unsigned int b = 0; 2+b*8 < vout.size(); b++) {
-        bool fZero = true;
-        for (unsigned int i = 0; i < 8 && 2+b*8+i < vout.size(); i++) {
-            if (!vout[2+b*8+i].IsNull()) {
-                fZero = false;
-                continue;
-            }
-        }
-        if (!fZero) {
-            nLastUsedByte = b + 1;
-            nNonzeroBytes++;
-        }
-    }
-    nBytes += nLastUsedByte;
-}
-
-bool CCoins::Spend(const COutPoint &out, CTxInUndo &undo) {
-    if (out.n >= vout.size())
-        return false;
-    if (vout[out.n].IsNull())
-        return false;
-    undo = CTxInUndo(vout[out.n]);
-    vout[out.n].SetNull();
-    Cleanup();
-    if (vout.size() == 0) {
-        undo.nHeight = nHeight;
-        undo.fCoinBase = fCoinBase;
-        undo.nVersion = this->nVersion;
-    }
-    return true;
-}
-
-bool CCoins::Spend(int nPos) {
-    CTxInUndo undo;
-    COutPoint out(0, nPos);
-    return Spend(out, undo);
-}
-
 uint256 CBlockHeader::GetHash() const
 {
     return Hash(BEGIN(nVersion), END(nNonce));