b90ff739a0
* Add CheatEngine; Add support for Gateway cheats; Add Cheat UI * fix a potential crash on some systems * fix substr with negative length * Add Joker to the NonOp comp handling * Fixup JokerOp * minor fixup in patchop; add todo for nested loops * Add comment for PadState member variable in HID * fix: stol to stoul in parsing cheat file * fix misplaced parsing of values; fix patchop code * add missing break * Make read_func and write_func a template parameter
58 lines
1.8 KiB
C++
58 lines
1.8 KiB
C++
// Copyright 2018 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <functional>
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#include <fmt/format.h>
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#include "core/cheats/cheats.h"
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#include "core/cheats/gateway_cheat.h"
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#include "core/core.h"
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#include "core/core_timing.h"
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#include "core/hle/kernel/process.h"
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namespace Cheats {
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constexpr u64 run_interval_ticks = BASE_CLOCK_RATE_ARM11 / 60;
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CheatEngine::CheatEngine(Core::System& system_) : system(system_) {
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LoadCheatFile();
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event = system.CoreTiming().RegisterEvent(
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"CheatCore::run_event",
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[this](u64 thread_id, s64 cycle_late) { RunCallback(thread_id, cycle_late); });
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system.CoreTiming().ScheduleEvent(run_interval_ticks, event);
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}
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CheatEngine::~CheatEngine() {
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system.CoreTiming().UnscheduleEvent(event, 0);
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}
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const std::vector<std::unique_ptr<CheatBase>>& CheatEngine::GetCheats() const {
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return cheats_list;
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}
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void CheatEngine::LoadCheatFile() {
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const std::string cheat_dir = FileUtil::GetUserPath(FileUtil::UserPath::CheatsDir);
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const std::string filepath = fmt::format(
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"{}{:016X}.txt", cheat_dir, system.Kernel().GetCurrentProcess()->codeset->program_id);
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if (!FileUtil::IsDirectory(cheat_dir)) {
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FileUtil::CreateDir(cheat_dir);
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}
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if (!FileUtil::Exists(filepath))
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return;
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auto gateway_cheats = GatewayCheat::LoadFile(filepath);
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std::move(gateway_cheats.begin(), gateway_cheats.end(), std::back_inserter(cheats_list));
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}
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void CheatEngine::RunCallback([[maybe_unused]] u64 userdata, int cycles_late) {
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for (auto& cheat : cheats_list) {
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if (cheat->IsEnabled()) {
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cheat->Execute(system);
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}
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}
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system.CoreTiming().ScheduleEvent(run_interval_ticks - cycles_late, event);
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}
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} // namespace Cheats
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