1 files changed, 42 insertions, 0 deletions
diff --git a/src/primitives/block.cpp b/src/primitives/block.cpp
new file mode 100644
index 000000000..0e6ab4dd7
--- /dev/null
+++ b/src/primitives/block.cpp
@@ -0,0 +1,42 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "primitives/block.h"
+
+#include "hash.h"
+#include "tinyformat.h"
+#include "utilstrencodings.h"
+#include "crypto/common.h"
+
+uint256 CBlockHeader::GetHash() const
+{
+    return SerializeHash(*this);
+}
+
+std::string CBlock::ToString() const
+{
+    std::stringstream s;
+    s << strprintf("CBlock(hash=%s, ver=0x%08x, hashPrevBlock=%s, hashMerkleRoot=%s, nTime=%u, nBits=%08x, nNonce=%u, vtx=%u)\n",
+        GetHash().ToString(),
+        nVersion,
+        hashPrevBlock.ToString(),
+        hashMerkleRoot.ToString(),
+        nTime, nBits, nNonce,
+        vtx.size());
+    for (unsigned int i = 0; i < vtx.size(); i++)
+    {
+        s << "  " << vtx[i].ToString() << "\n";
+    }
+    return s.str();
+}
+
+int64_t GetBlockWeight(const CBlock& block)
+{
+    // This implements the weight = (stripped_size * 4) + witness_size formula,
+    // using only serialization with and without witness data. As witness_size
+    // is equal to total_size - stripped_size, this formula is identical to:
+    // weight = (stripped_size * 3) + total_size.
+    return ::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION | SERIALIZE_TRANSACTION_NO_WITNESS) * (WITNESS_SCALE_FACTOR - 1) + ::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION);
+}