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       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                 :          1 : void SetupChainParamsBaseOptions(ArgsManager& argsman)
      15                 :            : {
      16   [ +  -  +  -  :          1 :     argsman.AddArg("-chain=<chain>", "Use the chain <chain> (default: main). Allowed values: main, test, signet, regtest", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
                   +  - ]
      17   [ +  -  +  -  :          1 :     argsman.AddArg("-regtest", "Enter regression test mode, which uses a special chain in which blocks can be solved instantly. "
                   +  - ]
      18                 :          1 :                  "This is intended for regression testing tools and app development. Equivalent to -chain=regtest.", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
      19   [ +  -  +  -  :          1 :     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   [ +  -  +  -  :          1 :     argsman.AddArg("-testnet", "Use the test chain. Equivalent to -chain=test.", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
                   +  - ]
      21   [ +  -  +  -  :          1 :     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);
                   +  - ]
      22   [ +  -  +  -  :          1 :     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);
                   +  - ]
      23   [ +  -  +  -  :          1 :     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);
                   +  - ]
      24   [ +  -  +  -  :          1 :     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);
                   -  + ]
      25                 :          1 : }
      26                 :            : 
      27                 :            : static std::unique_ptr<CBaseChainParams> globalChainBaseParams;
      28                 :            : 
      29                 :          6 : const CBaseChainParams& BaseParams()
      30                 :            : {
      31         [ +  - ]:          6 :     assert(globalChainBaseParams);
      32                 :          6 :     return *globalChainBaseParams;
      33                 :            : }
      34                 :            : 
      35                 :            : /**
      36                 :            :  * Port numbers for incoming Tor connections (8334, 18334, 38334, 18445) have
      37                 :            :  * been chosen arbitrarily to keep ranges of used ports tight.
      38                 :            :  */
      39                 :          5 : std::unique_ptr<CBaseChainParams> CreateBaseChainParams(const ChainType chain)
      40                 :            : {
      41   [ +  -  +  +  :          5 :     switch (chain) {
                      + ]
      42                 :            :     case ChainType::MAIN:
      43                 :          1 :         return std::make_unique<CBaseChainParams>("", 8332, 8334);
      44                 :            :     case ChainType::TESTNET:
      45                 :          1 :         return std::make_unique<CBaseChainParams>("testnet3", 18332, 18334);
      46                 :            :     case ChainType::SIGNET:
      47                 :          1 :         return std::make_unique<CBaseChainParams>("signet", 38332, 38334);
      48                 :            :     case ChainType::REGTEST:
      49                 :          2 :         return std::make_unique<CBaseChainParams>("regtest", 18443, 18445);
      50                 :            :     }
      51                 :          0 :     assert(false);
      52                 :          5 : }
      53                 :            : 
      54                 :          1 : void SelectBaseParams(const ChainType chain)
      55                 :            : {
      56                 :          1 :     globalChainBaseParams = CreateBaseChainParams(chain);
      57         [ +  - ]:          1 :     gArgs.SelectConfigNetwork(ChainTypeToString(chain));
      58                 :          1 : }