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78 lines
3.5 KiB
C++
78 lines
3.5 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of clio: https://github.com/XRPLF/clio
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Copyright (c) 2024, the clio developers.
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Permission to use, copy, modify, and distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#pragma once
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#include "data/Types.hpp"
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#include <ripple/basics/Blob.h>
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#include <ripple/basics/base_uint.h>
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#include <cstddef>
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#include <cstdint>
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#include <map>
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#include <mutex>
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#include <optional>
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#include <thread>
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#include <vector>
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struct DiffProvider {
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std::vector<data::LedgerObject>
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getLatestDiff() // NOLINT(readability-convert-member-functions-to-static)
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{
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using namespace ripple;
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return {
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{.key = uint256{"05E1EAC2574BE082B00B16F907CE32E6058DEB8F9E81CF34A00E80A5D71FA4FE"}, .blob = Blob{'s'}},
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{.key = uint256{"110872C7196EE6EF7032952F1852B11BB461A96FF2D7E06A8003B4BB30FD130B"}, .blob = Blob{'s'}},
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{.key = uint256{"3B3A84E850C724E914293271785A31D0BFC8B9DD1B6332E527B149AD72E80E18"}, .blob = Blob{'s'}},
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{.key = uint256{"4EC98C5C3F34C44409BC058998CBD64F6AED3FF6C0CAAEC15F7F42DF14EE9F04"}, .blob = Blob{'s'}},
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{.key = uint256{"58CEC9F17733EA7BA68C88E6179B8F207D001EE04D4E0366F958CC04FF6AB834"}, .blob = Blob{'s'}},
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{.key = uint256{"64FB1712146BA604C274CC335C5DE7ADFE52D1F8C3E904A9F9765FE8158A3E01"}, .blob = Blob{'s'}},
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{.key = uint256{"700BE23B1D9EE3E6BF52543D05843D5345B85D9EDB3D33BBD6B4C3A13C54B38E"}, .blob = Blob{'s'}},
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{.key = uint256{"82C297FCBCD634C4424F263D17480AA2F13975DF5846A5BB57246022CEEBE441"}, .blob = Blob{'s'}},
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{.key = uint256{"A2AA4C212DC2CA2C49BF58805F7C63363BC981018A01AC9609A7CBAB2A02CEDF"}, .blob = Blob{'s'}},
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{.key = uint256{"BC0DAE09C0BFBC4A49AA94B849266588BFD6E1F554B184B5788AC55D6E07EB95"}, .blob = Blob{'s'}},
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{.key = uint256{"DCC8759A35CB946511763AA5553A82AA25F20B901C98C9BB74D423BCFAFF5F9D"}, .blob = Blob{'s'}},
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};
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}
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std::optional<ripple::uint256>
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nextKey(std::size_t keysSize)
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{
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// mock the result from doFetchSuccessorKey, be aware this function will be called from multiple threads
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std::lock_guard<std::mutex> const guard(keysMutex);
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threadKeysMap[std::this_thread::get_id()]++;
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if (threadKeysMap[std::this_thread::get_id()] == keysSize - 1) {
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return data::lastKey;
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}
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if (threadKeysMap[std::this_thread::get_id()] == keysSize) {
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threadKeysMap[std::this_thread::get_id()] = 0;
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return std::nullopt;
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}
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return ripple::uint256{"E6DBAFC99223B42257915A63DFC6B0C032D4070F9A574B255AD97466726FC321"};
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}
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private:
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std::mutex keysMutex;
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std::map<std::thread::id, uint32_t> threadKeysMap;
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};
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