1  // Copyright (c) 2010 Satoshi Nakamoto
 2  // Copyright (c) 2009-2021 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 <common/args.h>
 9  #include <tinyformat.h>
10  #include <util/chaintype.h>
11  
12  #include <assert.h>
13  
14  void SetupChainParamsBaseOptions(ArgsManager& argsman)
15  {
16      argsman.AddArg("-chain=<chain>", "Use the chain <chain> (default: main). Allowed values: " LIST_CHAIN_NAMES, ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
17      argsman.AddArg("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
18                   "This is intended for regression testing tools and app development. Equivalent to -chain=regtest.", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
19      argsman.AddArg("-testactivationheight=name@height.", "Set the activation height of 'name' (segwit, bip34, dersig, cltv, csv). (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST);
20      argsman.AddArg("-testnet", "Use the testnet3 chain. Equivalent to -chain=test. Support for testnet3 is deprecated and will be removed in an upcoming release. Consider moving to testnet4 now by using -testnet4.", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
21      argsman.AddArg("-testnet4", "Use the testnet4 chain. Equivalent to -chain=testnet4.", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
22      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);
23      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);
24      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_ANY | ArgsManager::DISALLOW_NEGATION, OptionsCategory::CHAINPARAMS);
25      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_ANY | ArgsManager::DISALLOW_NEGATION, OptionsCategory::CHAINPARAMS);
26  }
27  
28  static std::unique_ptr<CBaseChainParams> globalChainBaseParams;
29  
30  const CBaseChainParams& BaseParams()
31  {
32      assert(globalChainBaseParams);
33      return *globalChainBaseParams;
34  }
35  
36  /**
37   * Port numbers for incoming Tor connections (8334, 18334, 38334, 48334, 18445) have
38   * been chosen arbitrarily to keep ranges of used ports tight.
39   */
40  std::unique_ptr<CBaseChainParams> CreateBaseChainParams(const ChainType chain)
41  {
42      switch (chain) {
43      case ChainType::MAIN:
44          return std::make_unique<CBaseChainParams>("", 8332);
45      case ChainType::TESTNET:
46          return std::make_unique<CBaseChainParams>("testnet3", 18332);
47      case ChainType::TESTNET4:
48          return std::make_unique<CBaseChainParams>("testnet4", 48332);
49      case ChainType::SIGNET:
50          return std::make_unique<CBaseChainParams>("signet", 38332);
51      case ChainType::REGTEST:
52          return std::make_unique<CBaseChainParams>("regtest", 18443);
53      }
54      assert(false);
55  }
56  
57  void SelectBaseParams(const ChainType chain)
58  {
59      globalChainBaseParams = CreateBaseChainParams(chain);
60      gArgs.SelectConfigNetwork(ChainTypeToString(chain));
61  }