2017-12-11 08:43:09 -08:00
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// 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 ASYNCRPCOPERATION_MERGETOADDRESS_H
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#define ASYNCRPCOPERATION_MERGETOADDRESS_H
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#include "amount.h"
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#include "asyncrpcoperation.h"
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#include "paymentdisclosure.h"
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#include "primitives/transaction.h"
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#include "wallet.h"
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#include "zcash/Address.hpp"
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#include "zcash/JoinSplit.hpp"
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#include <tuple>
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#include <unordered_map>
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#include <univalue.h>
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// Default transaction fee if caller does not specify one.
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#define MERGE_TO_ADDRESS_OPERATION_DEFAULT_MINERS_FEE 10000
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using namespace libzcash;
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// Input UTXO is a tuple of txid, vout, amount
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typedef std::tuple<COutPoint, CAmount> MergeToAddressInputUTXO;
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// Input JSOP is a tuple of JSOutpoint, note, amount, spending key
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2018-04-24 21:20:01 -07:00
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typedef std::tuple<JSOutPoint, SproutNote, CAmount, SpendingKey> MergeToAddressInputNote;
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2017-12-11 08:43:09 -08:00
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// A recipient is a tuple of address, memo (optional if zaddr)
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typedef std::tuple<std::string, std::string> MergeToAddressRecipient;
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// Package of info which is passed to perform_joinsplit methods.
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struct MergeToAddressJSInfo {
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std::vector<JSInput> vjsin;
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std::vector<JSOutput> vjsout;
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2018-04-24 21:20:01 -07:00
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std::vector<SproutNote> notes;
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2017-12-11 08:43:09 -08:00
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std::vector<SpendingKey> zkeys;
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CAmount vpub_old = 0;
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CAmount vpub_new = 0;
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};
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// A struct to help us track the witness and anchor for a given JSOutPoint
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struct MergeToAddressWitnessAnchorData {
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boost::optional<ZCIncrementalWitness> witness;
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uint256 anchor;
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};
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class AsyncRPCOperation_mergetoaddress : public AsyncRPCOperation
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{
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public:
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AsyncRPCOperation_mergetoaddress(
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CMutableTransaction contextualTx,
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std::vector<MergeToAddressInputUTXO> utxoInputs,
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std::vector<MergeToAddressInputNote> noteInputs,
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MergeToAddressRecipient recipient,
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CAmount fee = MERGE_TO_ADDRESS_OPERATION_DEFAULT_MINERS_FEE,
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UniValue contextInfo = NullUniValue);
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virtual ~AsyncRPCOperation_mergetoaddress();
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// We don't want to be copied or moved around
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AsyncRPCOperation_mergetoaddress(AsyncRPCOperation_mergetoaddress const&) = delete; // Copy construct
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AsyncRPCOperation_mergetoaddress(AsyncRPCOperation_mergetoaddress&&) = delete; // Move construct
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AsyncRPCOperation_mergetoaddress& operator=(AsyncRPCOperation_mergetoaddress const&) = delete; // Copy assign
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AsyncRPCOperation_mergetoaddress& operator=(AsyncRPCOperation_mergetoaddress&&) = 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_mergetoaddress; // class for unit testing
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UniValue contextinfo_; // optional data to include in return value from getStatus()
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uint32_t consensusBranchId_;
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CAmount fee_;
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int mindepth_;
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MergeToAddressRecipient recipient_;
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bool isToTaddr_;
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bool isToZaddr_;
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2018-04-20 07:09:23 -07:00
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CTxDestination toTaddr_;
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2017-12-11 08:43:09 -08:00
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PaymentAddress toPaymentAddress_;
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uint256 joinSplitPubKey_;
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unsigned char joinSplitPrivKey_[crypto_sign_SECRETKEYBYTES];
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// The key is the result string from calling JSOutPoint::ToString()
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std::unordered_map<std::string, MergeToAddressWitnessAnchorData> jsopWitnessAnchorMap;
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std::vector<MergeToAddressInputUTXO> utxoInputs_;
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std::vector<MergeToAddressInputNote> noteInputs_;
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CTransaction tx_;
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boost::array<unsigned char, ZC_MEMO_SIZE> get_memo_from_hex_string(std::string s);
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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(MergeToAddressJSInfo&);
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// JoinSplit with input notes to spend (JSOutPoints))
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UniValue perform_joinsplit(MergeToAddressJSInfo&, std::vector<JSOutPoint>&);
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// JoinSplit where you have the witnesses and anchor
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UniValue perform_joinsplit(
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MergeToAddressJSInfo& info,
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std::vector<boost::optional<ZCIncrementalWitness>> witnesses,
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uint256 anchor);
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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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2018-03-15 14:58:31 -07:00
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void lock_notes();
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void unlock_notes();
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2017-12-11 08:43:09 -08:00
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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_mergetoaddress
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{
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public:
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std::shared_ptr<AsyncRPCOperation_mergetoaddress> delegate;
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TEST_FRIEND_AsyncRPCOperation_mergetoaddress(std::shared_ptr<AsyncRPCOperation_mergetoaddress> ptr) : delegate(ptr) {}
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CTransaction getTx()
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{
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return delegate->tx_;
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}
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void setTx(CTransaction tx)
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{
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delegate->tx_ = tx;
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}
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// Delegated methods
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boost::array<unsigned char, ZC_MEMO_SIZE> get_memo_from_hex_string(std::string s)
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{
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return delegate->get_memo_from_hex_string(s);
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}
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bool main_impl()
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{
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return delegate->main_impl();
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}
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UniValue perform_joinsplit(MergeToAddressJSInfo& info)
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{
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return delegate->perform_joinsplit(info);
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}
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UniValue perform_joinsplit(MergeToAddressJSInfo& info, std::vector<JSOutPoint>& v)
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{
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return delegate->perform_joinsplit(info, v);
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}
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UniValue perform_joinsplit(
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MergeToAddressJSInfo& info,
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std::vector<boost::optional<ZCIncrementalWitness>> witnesses,
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uint256 anchor)
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{
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return delegate->perform_joinsplit(info, witnesses, anchor);
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}
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void sign_send_raw_transaction(UniValue obj)
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{
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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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{
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delegate->state_.store(state);
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}
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};
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#endif /* ASYNCRPCOPERATION_MERGETOADDRESS_H */
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