84ce18ca93
This commit removes all the unnecessary dependencies (key, core, netbase, sync, ...) from bitcoin-cli. To do this it shards the chain parameters into BaseParams, which contains just the RPC port and data directory (as used by utils and bitcoin-cli) and Params, with the rest.
124 lines
4.8 KiB
C++
124 lines
4.8 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2013 The Bitcoin developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_CHAIN_PARAMS_H
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#define BITCOIN_CHAIN_PARAMS_H
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#include "core.h"
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#include "chainparamsbase.h"
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#include "protocol.h"
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#include "uint256.h"
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#include <vector>
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typedef unsigned char MessageStartChars[MESSAGE_START_SIZE];
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struct CDNSSeedData {
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std::string name, host;
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CDNSSeedData(const std::string &strName, const std::string &strHost) : name(strName), host(strHost) {}
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};
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/**
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* CChainParams defines various tweakable parameters of a given instance of the
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* Bitcoin system. There are three: the main network on which people trade goods
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* and services, the public test network which gets reset from time to time and
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* a regression test mode which is intended for private networks only. It has
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* minimal difficulty to ensure that blocks can be found instantly.
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*/
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class CChainParams
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{
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public:
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enum Base58Type {
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PUBKEY_ADDRESS,
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SCRIPT_ADDRESS,
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SECRET_KEY,
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EXT_PUBLIC_KEY,
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EXT_SECRET_KEY,
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MAX_BASE58_TYPES
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};
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const uint256& HashGenesisBlock() const { return hashGenesisBlock; }
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const MessageStartChars& MessageStart() const { return pchMessageStart; }
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const std::vector<unsigned char>& AlertKey() const { return vAlertPubKey; }
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int GetDefaultPort() const { return nDefaultPort; }
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const uint256& ProofOfWorkLimit() const { return bnProofOfWorkLimit; }
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int SubsidyHalvingInterval() const { return nSubsidyHalvingInterval; }
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/* Used to check majorities for block version upgrade */
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int EnforceBlockUpgradeMajority() const { return nEnforceBlockUpgradeMajority; }
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int RejectBlockOutdatedMajority() const { return nRejectBlockOutdatedMajority; }
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int ToCheckBlockUpgradeMajority() const { return nToCheckBlockUpgradeMajority; }
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/* Used if GenerateBitcoins is called with a negative number of threads */
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int DefaultMinerThreads() const { return nMinerThreads; }
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const CBlock& GenesisBlock() const { return genesis; }
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bool RequireRPCPassword() const { return fRequireRPCPassword; }
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/* Make miner wait to have peers to avoid wasting work */
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bool MiningRequiresPeers() const { return fMiningRequiresPeers; }
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/* Default value for -checkmempool argument */
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bool DefaultCheckMemPool() const { return fDefaultCheckMemPool; }
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/* Allow mining of a min-difficulty block */
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bool AllowMinDifficultyBlocks() const { return fAllowMinDifficultyBlocks; }
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/* Make standard checks */
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bool RequireStandard() const { return fRequireStandard; }
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int64_t TargetTimespan() const { return nTargetTimespan; }
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int64_t TargetSpacing() const { return nTargetSpacing; }
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int64_t Interval() const { return nTargetTimespan / nTargetSpacing; }
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/* Make miner stop after a block is found. In RPC, don't return
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* until nGenProcLimit blocks are generated */
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bool MineBlocksOnDemand() const { return fMineBlocksOnDemand; }
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CBaseChainParams::Network NetworkID() const { return networkID; }
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/* Return the BIP70 network string (main, test or regtest) */
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std::string NetworkIDString() const { return strNetworkID; }
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const std::vector<CDNSSeedData>& DNSSeeds() const { return vSeeds; }
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const std::vector<unsigned char>& Base58Prefix(Base58Type type) const { return base58Prefixes[type]; }
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const std::vector<CAddress>& FixedSeeds() const { return vFixedSeeds; }
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protected:
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CChainParams() {}
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uint256 hashGenesisBlock;
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MessageStartChars pchMessageStart;
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// Raw pub key bytes for the broadcast alert signing key.
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std::vector<unsigned char> vAlertPubKey;
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int nDefaultPort;
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uint256 bnProofOfWorkLimit;
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int nSubsidyHalvingInterval;
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int nEnforceBlockUpgradeMajority;
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int nRejectBlockOutdatedMajority;
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int nToCheckBlockUpgradeMajority;
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int64_t nTargetTimespan;
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int64_t nTargetSpacing;
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int nMinerThreads;
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std::vector<CDNSSeedData> vSeeds;
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std::vector<unsigned char> base58Prefixes[MAX_BASE58_TYPES];
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CBaseChainParams::Network networkID;
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std::string strNetworkID;
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CBlock genesis;
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std::vector<CAddress> vFixedSeeds;
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bool fRequireRPCPassword;
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bool fMiningRequiresPeers;
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bool fDefaultCheckMemPool;
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bool fAllowMinDifficultyBlocks;
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bool fRequireStandard;
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bool fMineBlocksOnDemand;
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};
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/**
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* Return the currently selected parameters. This won't change after app startup
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* outside of the unit tests.
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*/
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const CChainParams &Params();
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/** Sets the params returned by Params() to those for the given network. */
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void SelectParams(CBaseChainParams::Network network);
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/**
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* Looks for -regtest or -testnet and then calls SelectParams as appropriate.
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* Returns false if an invalid combination is given.
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*/
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bool SelectParamsFromCommandLine();
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#endif
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