dash/src/chainparamsbase.cpp
Wladimir J. van der Laan 50652674b5 Merge #8855: Use a proper factory for creating chainparams
c1082a7 Chainparams: Use the factory for pow tests (Jorge Timón)
2351a06 Chainparams: Get rid of CChainParams& Params(std::string) (Jorge Timón)
f87f362 Chainparams: Use a regular factory for creating chainparams (Jorge Timón)

Tree-SHA512: 359c8a2a1bc9d02db7856d02810240ada28048ac088f878b575597a7255cdb0ffdd1a647085ee67a34c6a7e7ed9e6cfdb61240cf6e75139619b640dbb096072c
2019-06-26 12:45:10 -05:00

133 lines
3.6 KiB
C++

// Copyright (c) 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 "chainparamsbase.h"
#include "tinyformat.h"
#include "util.h"
#include <assert.h>
const std::string CBaseChainParams::MAIN = "main";
const std::string CBaseChainParams::TESTNET = "test";
const std::string CBaseChainParams::DEVNET = "dev";
const std::string CBaseChainParams::REGTEST = "regtest";
void AppendParamsHelpMessages(std::string& strUsage, bool debugHelp)
{
strUsage += HelpMessageGroup(_("Chain selection options:"));
strUsage += HelpMessageOpt("-testnet", _("Use the test chain"));
strUsage += HelpMessageOpt("-devnet=<name>", _("Use devnet chain with provided name"));
if (debugHelp) {
strUsage += HelpMessageOpt("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
"This is intended for regression testing tools and app development.");
}
}
/**
* Main network
*/
class CBaseMainParams : public CBaseChainParams
{
public:
CBaseMainParams()
{
nRPCPort = 9998;
}
};
/**
* Testnet (v3)
*/
class CBaseTestNetParams : public CBaseChainParams
{
public:
CBaseTestNetParams()
{
nRPCPort = 19998;
strDataDir = "testnet3";
}
};
/**
* Devnet
*/
class CBaseDevNetParams : public CBaseChainParams
{
public:
CBaseDevNetParams(const std::string &dataDir)
{
nRPCPort = 19998;
strDataDir = dataDir;
}
};
/*
* Regression test
*/
class CBaseRegTestParams : public CBaseChainParams
{
public:
CBaseRegTestParams()
{
nRPCPort = 18332;
strDataDir = "regtest";
}
};
static std::unique_ptr<CBaseChainParams> globalChainBaseParams;
const CBaseChainParams& BaseParams()
{
assert(globalChainBaseParams);
return *globalChainBaseParams;
}
std::unique_ptr<CBaseChainParams> CreateBaseChainParams(const std::string& chain)
{
if (chain == CBaseChainParams::MAIN)
return std::unique_ptr<CBaseChainParams>(new CBaseMainParams());
else if (chain == CBaseChainParams::TESTNET)
return std::unique_ptr<CBaseChainParams>(new CBaseTestNetParams());
else if (chain == CBaseChainParams::DEVNET) {
return std::unique_ptr<CBaseChainParams>(new CBaseDevNetParams(GetDevNetName()));
} else if (chain == CBaseChainParams::REGTEST)
return std::unique_ptr<CBaseChainParams>(new CBaseRegTestParams());
else
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}
void SelectBaseParams(const std::string& chain)
{
globalChainBaseParams = CreateBaseChainParams(chain);
}
std::string ChainNameFromCommandLine()
{
bool fRegTest = gArgs.GetBoolArg("-regtest", false);
bool fDevNet = gArgs.IsArgSet("-devnet");
bool fTestNet = gArgs.GetBoolArg("-testnet", false);
int nameParamsCount = (fRegTest ? 1 : 0) + (fDevNet ? 1 : 0) + (fTestNet ? 1 : 0);
if (nameParamsCount > 1)
throw std::runtime_error("Only one of -regtest, -testnet or -devnet can be used.");
if (fDevNet)
return CBaseChainParams::DEVNET;
if (fRegTest)
return CBaseChainParams::REGTEST;
if (fTestNet)
return CBaseChainParams::TESTNET;
return CBaseChainParams::MAIN;
}
std::string GetDevNetName()
{
// This function should never be called for non-devnets
assert(gArgs.IsArgSet("-devnet"));
std::string devNetName = gArgs.GetArg("-devnet", "");
return "devnet" + (devNetName.empty() ? "" : "-" + devNetName);
}