1 // Copyright (c) 2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2020 The Bitcoin Core developers
3 // Distributed under the MIT software license, see the accompanying
4 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
5
6 #include <chainparamsbase.h>
7
8 #include <tinyformat.h>
9 #include <util/system.h>
10
11 #include <assert.h>
12
13 const std::string CBaseChainParams::MAIN = "main";
14 const std::string CBaseChainParams::TESTNET = "test";
15 const std::string CBaseChainParams::SIGNET = "signet";
16 const std::string CBaseChainParams::REGTEST = "regtest";
17
SetupChainParamsBaseOptions(ArgsManager & argsman)18 void SetupChainParamsBaseOptions(ArgsManager& argsman)
19 {
20 argsman.AddArg("-chain=<chain>", "Use the chain <chain> (default: main). Allowed values: main, test, signet, regtest", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
21 argsman.AddArg("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
22 "This is intended for regression testing tools and app development. Equivalent to -chain=regtest.", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
23 argsman.AddArg("-segwitheight=<n>", "Set the activation height of segwit. -1 to disable. (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST);
24 argsman.AddArg("-testnet", "Use the test chain. Equivalent to -chain=test.", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
25 argsman.AddArg("-vbparams=deployment:start:end[:min_activation_height]", "Use given start/end times and min_activation_height for specified version bits deployment (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
26 argsman.AddArg("-signet", "Use the signet chain. Equivalent to -chain=signet. Note that the network is defined by the -signetchallenge parameter", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
27 argsman.AddArg("-signetchallenge", "Blocks must satisfy the given script to be considered valid (only for signet networks; defaults to the global default signet test network challenge)", ArgsManager::ALLOW_STRING, OptionsCategory::CHAINPARAMS);
28 argsman.AddArg("-signetseednode", "Specify a seed node for the signet network, in the hostname[:port] format, e.g. sig.net:1234 (may be used multiple times to specify multiple seed nodes; defaults to the global default signet test network seed node(s))", ArgsManager::ALLOW_STRING, OptionsCategory::CHAINPARAMS);
29 }
30
31 static std::unique_ptr<CBaseChainParams> globalChainBaseParams;
32
BaseParams()33 const CBaseChainParams& BaseParams()
34 {
35 assert(globalChainBaseParams);
36 return *globalChainBaseParams;
37 }
38
39 /**
40 * Port numbers for incoming Tor connections (8334, 18334, 38334, 18445) have
41 * been chosen arbitrarily to keep ranges of used ports tight.
42 */
CreateBaseChainParams(const std::string & chain)43 std::unique_ptr<CBaseChainParams> CreateBaseChainParams(const std::string& chain)
44 {
45 if (chain == CBaseChainParams::MAIN) {
46 return std::make_unique<CBaseChainParams>("", 8332, 8334);
47 } else if (chain == CBaseChainParams::TESTNET) {
48 return std::make_unique<CBaseChainParams>("testnet3", 18332, 18334);
49 } else if (chain == CBaseChainParams::SIGNET) {
50 return std::make_unique<CBaseChainParams>("signet", 38332, 38334);
51 } else if (chain == CBaseChainParams::REGTEST) {
52 return std::make_unique<CBaseChainParams>("regtest", 18443, 18445);
53 }
54 throw std::runtime_error(strprintf("%s: Unknown chain %s.", __func__, chain));
55 }
56
SelectBaseParams(const std::string & chain)57 void SelectBaseParams(const std::string& chain)
58 {
59 globalChainBaseParams = CreateBaseChainParams(chain);
60 gArgs.SelectConfigNetwork(chain);
61 }
62