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author | James O'Beirne <james.obeirne@gmail.com> | 2019-03-28 12:08:32 -0400 |
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committer | James O'Beirne <james.obeirne@gmail.com> | 2019-10-29 13:55:10 -0400 |
commit | 707fde7b9ba522c22179e2db0ed7b462c65138d9 (patch) | |
tree | dd74c30b7d19b9807765d6945ce8c0465151e87b /src/node/utxo_snapshot.h | |
parent | 6a97e8a060f7632bbaee27d3de8035dc6ebe3895 (diff) | |
download | bitcoin-707fde7b9ba522c22179e2db0ed7b462c65138d9.tar.xz |
add unused SnapshotMetadata class
Diffstat (limited to 'src/node/utxo_snapshot.h')
-rw-r--r-- | src/node/utxo_snapshot.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/node/utxo_snapshot.h b/src/node/utxo_snapshot.h new file mode 100644 index 0000000000..702a0cbe53 --- /dev/null +++ b/src/node/utxo_snapshot.h @@ -0,0 +1,50 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2019 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_NODE_UTXO_SNAPSHOT_H +#define BITCOIN_NODE_UTXO_SNAPSHOT_H + +#include <uint256.h> +#include <serialize.h> + +//! Metadata describing a serialized version of a UTXO set from which an +//! assumeutxo CChainState can be constructed. +class SnapshotMetadata +{ +public: + //! The hash of the block that reflects the tip of the chain for the + //! UTXO set contained in this snapshot. + uint256 m_base_blockhash; + + //! The number of coins in the UTXO set contained in this snapshot. Used + //! during snapshot load to estimate progress of UTXO set reconstruction. + uint64_t m_coins_count = 0; + + //! Necessary to "fake" the base nChainTx so that we can estimate progress during + //! initial block download for the assumeutxo chainstate. + unsigned int m_nchaintx = 0; + + SnapshotMetadata() { } + SnapshotMetadata( + const uint256& base_blockhash, + uint64_t coins_count, + unsigned int nchaintx) : + m_base_blockhash(base_blockhash), + m_coins_count(coins_count), + m_nchaintx(nchaintx) { } + + ADD_SERIALIZE_METHODS; + + template <typename Stream, typename Operation> + inline void SerializationOp(Stream& s, Operation ser_action) + { + READWRITE(m_base_blockhash); + READWRITE(m_coins_count); + READWRITE(m_nchaintx); + } + +}; + +#endif // BITCOIN_NODE_UTXO_SNAPSHOT_H |