Bitcoin Core  24.1.0
P2P Digital Currency
blockchain.h
Go to the documentation of this file.
1 // Copyright (c) 2017-2021 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #ifndef BITCOIN_RPC_BLOCKCHAIN_H
6 #define BITCOIN_RPC_BLOCKCHAIN_H
7 
8 #include <consensus/amount.h>
9 #include <core_io.h>
10 #include <fs.h>
11 #include <streams.h>
12 #include <sync.h>
13 #include <validation.h>
14 
15 #include <any>
16 #include <stdint.h>
17 #include <vector>
18 
19 extern RecursiveMutex cs_main;
20 
21 class CBlock;
22 class CBlockIndex;
23 class Chainstate;
24 class UniValue;
25 namespace node {
26 struct NodeContext;
27 } // namespace node
28 
29 static constexpr int NUM_GETBLOCKSTATS_PERCENTILES = 5;
30 
37 double GetDifficulty(const CBlockIndex* blockindex);
38 
41 
43 UniValue blockToJSON(node::BlockManager& blockman, const CBlock& block, const CBlockIndex* tip, const CBlockIndex* blockindex, TxVerbosity verbosity) LOCKS_EXCLUDED(cs_main);
44 
47 
49 void CalculatePercentilesByWeight(CAmount result[NUM_GETBLOCKSTATS_PERCENTILES], std::vector<std::pair<CAmount, int64_t>>& scores, int64_t total_weight);
50 
57  Chainstate& chainstate,
58  AutoFile& afile,
59  const fs::path& path,
60  const fs::path& tmppath);
61 
62 #endif // BITCOIN_RPC_BLOCKCHAIN_H
static constexpr int NUM_GETBLOCKSTATS_PERCENTILES
Definition: blockchain.h:29
UniValue CreateUTXOSnapshot(node::NodeContext &node, Chainstate &chainstate, AutoFile &afile, const fs::path &path, const fs::path &tmppath)
Helper to create UTXO snapshots given a chainstate and a file handle.
Definition: block.h:68
TxVerbosity
Verbose level for block&#39;s transaction.
Definition: core_io.h:25
double GetDifficulty(const CBlockIndex *blockindex)
Get the difficulty of the net wrt to the given block index.
Definition: blockchain.cpp:76
Non-refcounted RAII wrapper for FILE*.
Definition: streams.h:474
int64_t CAmount
Amount in satoshis (Can be negative)
Definition: amount.h:12
NodeContext struct containing references to chain state and connection state.
Definition: context.h:43
UniValue blockheaderToJSON(const CBlockIndex *tip, const CBlockIndex *blockindex) LOCKS_EXCLUDED(cs_main)
Block header to JSON.
Definition: blockchain.cpp:136
void RPCNotifyBlockChange(const CBlockIndex *)
Callback for when block tip changed.
Definition: blockchain.cpp:243
Chainstate stores and provides an API to update our local knowledge of the current best chain...
Definition: validation.h:437
Maintains a tree of blocks (stored in m_block_index) which is consulted to determine where the most-w...
Definition: blockstorage.h:81
void CalculatePercentilesByWeight(CAmount result[NUM_GETBLOCKSTATS_PERCENTILES], std::vector< std::pair< CAmount, int64_t >> &scores, int64_t total_weight)
Used by getblockstats to get feerates at different percentiles by weight.
Definition: init.h:25
RecursiveMutex cs_main
Mutex to guard access to validation specific variables, such as reading or changing the chainstate...
Definition: validation.cpp:121
#define LOCKS_EXCLUDED(...)
Definition: threadsafety.h:48
The block chain is a tree shaped structure starting with the genesis block at the root...
Definition: chain.h:151
UniValue blockToJSON(node::BlockManager &blockman, const CBlock &block, const CBlockIndex *tip, const CBlockIndex *blockindex, TxVerbosity verbosity) LOCKS_EXCLUDED(cs_main)
Block description to JSON.
Definition: blockchain.cpp:165
Path class wrapper to block calls to the fs::path(std::string) implicit constructor and the fs::path:...
Definition: fs.h:30