129 lines
3.8 KiB
C++
129 lines
3.8 KiB
C++
// Copyright (c) 2017 The Zcash developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_WALLET_ASYNCRPCOPERATION_SHIELDCOINBASE_H
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#define BITCOIN_WALLET_ASYNCRPCOPERATION_SHIELDCOINBASE_H
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#include <asyncrpcoperation.h>
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#include <amount.h>
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#include <base58.h>
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#include <primitives/transaction.h>
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#include <zcash/JoinSplit.hpp>
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#include <zcash/Address.hpp>
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#include <wallet/wallet.h>
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#include <unordered_map>
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#include <tuple>
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#include <univalue.h>
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#include <paymentdisclosure.h>
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// Default transaction fee if caller does not specify one.
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#define SHIELD_COINBASE_DEFAULT_MINERS_FEE 10000
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using namespace libzcash;
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struct ShieldCoinbaseUTXO {
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uint256 txid;
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int vout;
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CAmount amount;
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};
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// Package of info which is passed to perform_joinsplit methods.
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struct ShieldCoinbaseJSInfo
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{
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std::vector<JSInput> vjsin;
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std::vector<JSOutput> vjsout;
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CAmount vpub_old = 0;
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CAmount vpub_new = 0;
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};
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class AsyncRPCOperation_shieldcoinbase : public AsyncRPCOperation {
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public:
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AsyncRPCOperation_shieldcoinbase(CMutableTransaction contextualTx, std::vector<ShieldCoinbaseUTXO> inputs, std::string toAddress, CAmount fee = SHIELD_COINBASE_DEFAULT_MINERS_FEE, UniValue contextInfo = NullUniValue);
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virtual ~AsyncRPCOperation_shieldcoinbase();
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// We don't want to be copied or moved around
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AsyncRPCOperation_shieldcoinbase(AsyncRPCOperation_shieldcoinbase const&) = delete; // Copy construct
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AsyncRPCOperation_shieldcoinbase(AsyncRPCOperation_shieldcoinbase&&) = delete; // Move construct
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AsyncRPCOperation_shieldcoinbase& operator=(AsyncRPCOperation_shieldcoinbase const&) = delete; // Copy assign
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AsyncRPCOperation_shieldcoinbase& operator=(AsyncRPCOperation_shieldcoinbase &&) = delete; // Move assign
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virtual void main();
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virtual UniValue getStatus() const;
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bool testmode = false; // Set to true to disable sending txs and generating proofs
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bool paymentDisclosureMode = false; // Set to true to save esk for encrypted notes in payment disclosure database.
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private:
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friend class TEST_FRIEND_AsyncRPCOperation_shieldcoinbase; // class for unit testing
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UniValue contextinfo_; // optional data to include in return value from getStatus()
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CAmount fee_;
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PaymentAddress tozaddr_;
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uint256 joinSplitPubKey_;
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unsigned char joinSplitPrivKey_[crypto_sign_SECRETKEYBYTES];
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std::vector<ShieldCoinbaseUTXO> inputs_;
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CTransaction tx_;
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bool main_impl();
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// JoinSplit without any input notes to spend
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UniValue perform_joinsplit(ShieldCoinbaseJSInfo &);
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void sign_send_raw_transaction(UniValue obj); // throws exception if there was an error
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void lock_utxos();
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void unlock_utxos();
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// payment disclosure!
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std::vector<PaymentDisclosureKeyInfo> paymentDisclosureData_;
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};
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// To test private methods, a friend class can act as a proxy
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class TEST_FRIEND_AsyncRPCOperation_shieldcoinbase {
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public:
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std::shared_ptr<AsyncRPCOperation_shieldcoinbase> delegate;
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TEST_FRIEND_AsyncRPCOperation_shieldcoinbase(std::shared_ptr<AsyncRPCOperation_shieldcoinbase> ptr) : delegate(ptr) {}
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CTransaction getTx() {
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return delegate->tx_;
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}
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void setTx(CTransaction tx) {
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delegate->tx_ = tx;
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}
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// Delegated methods
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bool main_impl() {
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return delegate->main_impl();
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}
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UniValue perform_joinsplit(ShieldCoinbaseJSInfo &info) {
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return delegate->perform_joinsplit(info);
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}
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void sign_send_raw_transaction(UniValue obj) {
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delegate->sign_send_raw_transaction(obj);
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}
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void set_state(OperationStatus state) {
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delegate->state_.store(state);
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}
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};
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#endif // BITCOIN_WALLET_ASYNCRPCOPERATION_SHIELDCOINBASE_H
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