elements/src/chainparamsbase.cpp
2017-06-16 12:02:14 -04:00

115 lines
3.4 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 = CHAINPARAMS_OLD_MAIN;
const std::string CBaseChainParams::REGTEST = CHAINPARAMS_REGTEST;
const std::string CBaseChainParams::CUSTOM = "custom";
void AppendParamsHelpMessages(std::string& strUsage, bool debugHelp)
{
strUsage += HelpMessageGroup(_("Chain selection options:"));
strUsage += HelpMessageOpt("-chain=<chain>", strprintf(_("Use the chain <chain> (default: %s). Allowed values: main, testnet, regtest, custom"), CHAINPARAMS_ELEMENTS));
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.");
strUsage += HelpMessageGroup(_("Custom chain selection options (only for -chain=custom):"));
strUsage += HelpMessageOpt("-chainpetname=<name>", _("Alternative name for custom chain (default: custom). This changes the genesis block."));
}
}
/**
* Old Main network
*/
class CBaseMainParams : public CBaseChainParams
{
public:
CBaseMainParams()
{
nRPCPort = 8332;
strDataDir = CHAINPARAMS_OLD_MAIN;
}
};
/**
* Main network for elements
*/
class CBaseElementsParams : public CBaseChainParams
{
public:
CBaseElementsParams()
{
nRPCPort = 9041;
nMainchainRPCPort = 18332;
strDataDir = CHAINPARAMS_ELEMENTS;
}
};
/**
* Regression test
*/
class CBaseRegTestParams : public CBaseChainParams
{
public:
CBaseRegTestParams()
{
nRPCPort = 7041;
nMainchainRPCPort = 18332;
strDataDir = CHAINPARAMS_REGTEST;
}
};
/** Custom tests */
class CBaseCustomParams : public CBaseChainParams
{
public:
CBaseCustomParams()
{
nRPCPort = 18332;
strDataDir = "custom";
}
};
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 == CHAINPARAMS_ELEMENTS)
return std::unique_ptr<CBaseChainParams>(new CBaseElementsParams());
else if (chain == CBaseChainParams::REGTEST)
return std::unique_ptr<CBaseChainParams>(new CBaseRegTestParams());
else if (chain == CBaseChainParams::CUSTOM)
return std::unique_ptr<CBaseChainParams>(new CBaseCustomParams());
else
throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
}
void SelectBaseParams(const std::string& chain)
{
globalChainBaseParams = CreateBaseChainParams(chain);
}
std::string ChainNameFromCommandLine()
{
if (GetBoolArg("-testnet", false))
throw std::runtime_error(strprintf("%s: Invalid option -testnet: elements/%s is a testchain too.", __func__, CHAINPARAMS_ELEMENTS));
if (GetBoolArg("-regtest", false))
return CBaseChainParams::REGTEST;
return GetArg("-chain", CHAINPARAMS_ELEMENTS);
}