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#       1                 :            : // Copyright (c) 2021 The Bitcoin Core developers
#       2                 :            : // Distributed under the MIT software license, see the accompanying
#       3                 :            : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#       4                 :            : 
#       5                 :            : #ifndef BITCOIN_INTERFACES_INIT_H
#       6                 :            : #define BITCOIN_INTERFACES_INIT_H
#       7                 :            : 
#       8                 :            : #include <memory>
#       9                 :            : 
#      10                 :            : namespace node {
#      11                 :            : struct NodeContext;
#      12                 :            : } // namespace node
#      13                 :            : 
#      14                 :            : namespace interfaces {
#      15                 :            : class Chain;
#      16                 :            : class Echo;
#      17                 :            : class Ipc;
#      18                 :            : class Node;
#      19                 :            : class WalletLoader;
#      20                 :            : 
#      21                 :            : //! Initial interface created when a process is first started, and used to give
#      22                 :            : //! and get access to other interfaces (Node, Chain, Wallet, etc).
#      23                 :            : //!
#      24                 :            : //! There is a different Init interface implementation for each process
#      25                 :            : //! (bitcoin-gui, bitcoin-node, bitcoin-wallet, bitcoind, bitcoin-qt) and each
#      26                 :            : //! implementation can implement the make methods for interfaces it supports.
#      27                 :            : //! The default make methods all return null.
#      28                 :            : class Init
#      29                 :            : {
#      30                 :            : public:
#      31                 :        891 :     virtual ~Init() = default;
#      32                 :            :     virtual std::unique_ptr<Node> makeNode();
#      33                 :            :     virtual std::unique_ptr<Chain> makeChain();
#      34                 :            :     virtual std::unique_ptr<WalletLoader> makeWalletLoader(Chain& chain);
#      35                 :            :     virtual std::unique_ptr<Echo> makeEcho();
#      36                 :            :     virtual Ipc* ipc();
#      37                 :            : };
#      38                 :            : 
#      39                 :            : //! Return implementation of Init interface for the node process. If the argv
#      40                 :            : //! indicates that this is a child process spawned to handle requests from a
#      41                 :            : //! parent process, this blocks and handles requests, then returns null and a
#      42                 :            : //! status code to exit with. If this returns non-null, the caller can start up
#      43                 :            : //! normally and use the Init object to spawn and connect to other processes
#      44                 :            : //! while it is running.
#      45                 :            : std::unique_ptr<Init> MakeNodeInit(node::NodeContext& node, int argc, char* argv[], int& exit_status);
#      46                 :            : 
#      47                 :            : //! Return implementation of Init interface for the wallet process.
#      48                 :            : std::unique_ptr<Init> MakeWalletInit(int argc, char* argv[], int& exit_status);
#      49                 :            : 
#      50                 :            : //! Return implementation of Init interface for the gui process.
#      51                 :            : std::unique_ptr<Init> MakeGuiInit(int argc, char* argv[]);
#      52                 :            : } // namespace interfaces
#      53                 :            : 
#      54                 :            : #endif // BITCOIN_INTERFACES_INIT_H