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// Copyright (c) 2018-2021 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_WALLET_EXTERNAL_SIGNER_H
#define BITCOIN_WALLET_EXTERNAL_SIGNER_H
#include <stdexcept>
#include <string>
#include <univalue.h>
#include <util/system.h>
class ExternalSignerException : public std::runtime_error {
public:
using std::runtime_error::runtime_error;
};
//! Enables interaction with an external signing device or service, such as
//! a hardware wallet. See doc/external-signer.md
class ExternalSigner
{
private:
//! The command which handles interaction with the external signer.
std::string m_command;
public:
//! @param[in] command the command which handles interaction with the external signer
//! @param[in] fingerprint master key fingerprint of the signer
//! @param[in] chain "main", "test", "regtest" or "signet"
//! @param[in] name device name
ExternalSigner(const std::string& command, const std::string& fingerprint, std::string chain, std::string name);
//! Master key fingerprint of the signer
std::string m_fingerprint;
//! Bitcoin mainnet, testnet, etc
std::string m_chain;
//! Name of signer
std::string m_name;
const std::string NetworkArg() const;
#ifdef ENABLE_EXTERNAL_SIGNER
//! Obtain a list of signers. Calls `<command> enumerate`.
//! @param[in] command the command which handles interaction with the external signer
//! @param[in,out] signers vector to which new signers (with a unique master key fingerprint) are added
//! @param chain "main", "test", "regtest" or "signet"
//! @param[out] success Boolean
static bool Enumerate(const std::string& command, std::vector<ExternalSigner>& signers, std::string chain, bool ignore_errors = false);
#endif
};
#endif // BITCOIN_WALLET_EXTERNAL_SIGNER_H
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