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_WALLET_EXTERNAL_SIGNER_SCRIPTPUBKEYMAN_H
 6  #define BITCOIN_WALLET_EXTERNAL_SIGNER_SCRIPTPUBKEYMAN_H
 7  
 8  #include <wallet/scriptpubkeyman.h>
 9  
10  #include <memory>
11  
12  namespace wallet {
13  class ExternalSignerScriptPubKeyMan : public DescriptorScriptPubKeyMan
14  {
15    public:
16    ExternalSignerScriptPubKeyMan(WalletStorage& storage, WalletDescriptor& descriptor, int64_t keypool_size)
17        :   DescriptorScriptPubKeyMan(storage, descriptor, keypool_size)
18        {}
19    ExternalSignerScriptPubKeyMan(WalletStorage& storage, int64_t keypool_size)
20        :   DescriptorScriptPubKeyMan(storage, keypool_size)
21        {}
22  
23    /** Provide a descriptor at setup time
24    * Returns false if already setup or setup fails, true if setup is successful
25    */
26    bool SetupDescriptor(WalletBatch& batch, std::unique_ptr<Descriptor>desc);
27  
28    static ExternalSigner GetExternalSigner();
29  
30    bool DisplayAddress(const CScript scriptPubKey, const ExternalSigner &signer) const;
31  
32    TransactionError FillPSBT(PartiallySignedTransaction& psbt, const PrecomputedTransactionData& txdata, int sighash_type = 1 /* SIGHASH_ALL */, bool sign = true, bool bip32derivs = false, int* n_signed = nullptr, bool finalize = true) const override;
33  };
34  } // namespace wallet
35  #endif // BITCOIN_WALLET_EXTERNAL_SIGNER_SCRIPTPUBKEYMAN_H