LCOV - code coverage report
Current view: top level - src - external_signer.h (source / functions) Hit Total Coverage
Test: fuzz_coverage.info Lines: 0 1 0.0 %
Date: 2024-01-03 14:57:27 Functions: 0 3 0.0 %
Branches: 0 4 0.0 %

           Branch data     Line data    Source code
       1                 :            : // Copyright (c) 2018-2021 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_EXTERNAL_SIGNER_H
       6                 :            : #define BITCOIN_EXTERNAL_SIGNER_H
       7                 :            : 
       8                 :            : #include <common/system.h>
       9                 :            : #include <univalue.h>
      10                 :            : 
      11                 :            : #include <string>
      12                 :            : #include <vector>
      13                 :            : 
      14                 :            : struct PartiallySignedTransaction;
      15                 :            : 
      16                 :            : //! Enables interaction with an external signing device or service, such as
      17                 :            : //! a hardware wallet. See doc/external-signer.md
      18 [ #  # ][ #  # ]:          0 : class ExternalSigner
      19                 :            : {
      20                 :            : private:
      21                 :            :     //! The command which handles interaction with the external signer.
      22                 :            :     std::string m_command;
      23                 :            : 
      24                 :            :     //! Bitcoin mainnet, testnet, etc
      25                 :            :     std::string m_chain;
      26                 :            : 
      27                 :            :     std::string NetworkArg() const;
      28                 :            : 
      29                 :            : public:
      30                 :            :     //! @param[in] command      the command which handles interaction with the external signer
      31                 :            :     //! @param[in] fingerprint  master key fingerprint of the signer
      32                 :            :     //! @param[in] chain        "main", "test", "regtest" or "signet"
      33                 :            :     //! @param[in] name         device name
      34                 :            :     ExternalSigner(const std::string& command, const std::string chain, const std::string& fingerprint, const std::string name);
      35                 :            : 
      36                 :            :     //! Master key fingerprint of the signer
      37                 :            :     std::string m_fingerprint;
      38                 :            : 
      39                 :            :     //! Name of signer
      40                 :            :     std::string m_name;
      41                 :            : 
      42                 :            :     //! Obtain a list of signers. Calls `<command> enumerate`.
      43                 :            :     //! @param[in]              command the command which handles interaction with the external signer
      44                 :            :     //! @param[in,out] signers  vector to which new signers (with a unique master key fingerprint) are added
      45                 :            :     //! @param chain            "main", "test", "regtest" or "signet"
      46                 :            :     //! @returns success
      47                 :            :     static bool Enumerate(const std::string& command, std::vector<ExternalSigner>& signers, const std::string chain);
      48                 :            : 
      49                 :            :     //! Display address on the device. Calls `<command> displayaddress --desc <descriptor>`.
      50                 :            :     //! @param[in] descriptor Descriptor specifying which address to display.
      51                 :            :     //!            Must include a public key or xpub, as well as key origin.
      52                 :            :     UniValue DisplayAddress(const std::string& descriptor) const;
      53                 :            : 
      54                 :            :     //! Get receive and change Descriptor(s) from device for a given account.
      55                 :            :     //! Calls `<command> getdescriptors --account <account>`
      56                 :            :     //! @param[in] account  which BIP32 account to use (e.g. `m/44'/0'/account'`)
      57                 :            :     //! @returns see doc/external-signer.md
      58                 :            :     UniValue GetDescriptors(const int account);
      59                 :            : 
      60                 :            :     //! Sign PartiallySignedTransaction on the device.
      61                 :            :     //! Calls `<command> signtransaction` and passes the PSBT via stdin.
      62                 :            :     //! @param[in,out] psbt  PartiallySignedTransaction to be signed
      63                 :            :     bool SignTransaction(PartiallySignedTransaction& psbt, std::string& error);
      64                 :            : };
      65                 :            : 
      66                 :            : #endif // BITCOIN_EXTERNAL_SIGNER_H

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