Line data    Source code

       1             : // Copyright (c) 2019-2021 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_SIGNET_H
       6             : #define BITCOIN_SIGNET_H
       7             : 
       8             : #include <consensus/params.h>
       9             : #include <primitives/block.h>
      10             : #include <primitives/transaction.h>
      11             : 
      12             : #include <optional>
      13             : 
      14             : /**
      15             :  * Extract signature and check whether a block has a valid solution
      16             :  */
      17             : bool CheckSignetBlockSolution(const CBlock& block, const Consensus::Params& consensusParams);
      18             : 
      19             : /**
      20             :  * Generate the signet tx corresponding to the given block
      21             :  *
      22             :  * The signet tx commits to everything in the block except:
      23             :  * 1. It hashes a modified merkle root with the signet signature removed.
      24             :  * 2. It skips the nonce.
      25             :  */
      26           0 : class SignetTxs {
      27             :     template<class T1, class T2>
      28           0 :     SignetTxs(const T1& to_spend, const T2& to_sign) : m_to_spend{to_spend}, m_to_sign{to_sign} { }
      29             : 
      30             : public:
      31             :     static std::optional<SignetTxs> Create(const CBlock& block, const CScript& challenge);
      32             : 
      33             :     const CTransaction m_to_spend;
      34             :     const CTransaction m_to_sign;
      35             : };
      36             : 
      37             : #endif // BITCOIN_SIGNET_H