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https://github.com/RyzenDew/Lime-3DS-Emulator.git
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b20607dfc6
* Add setting to switch between a fixed start time and the system time Add clock settings to SDL Make clock configureable in qt Add a SharedPage handler class Init shared_page_handler for tests
120 lines
4.0 KiB
C++
120 lines
4.0 KiB
C++
// Copyright 2015 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 <chrono>
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#include <cstring>
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#include "core/core_timing.h"
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#include "core/hle/service/ptm/ptm.h"
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#include "core/hle/shared_page.h"
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#include "core/settings.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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namespace SharedPage {
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static std::chrono::seconds GetInitTime() {
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switch (Settings::values.init_clock) {
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case Settings::InitClock::SystemTime: {
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auto now = std::chrono::system_clock::now();
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// If the system time is in daylight saving, we give an additional hour to console time
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std::time_t now_time_t = std::chrono::system_clock::to_time_t(now);
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std::tm* now_tm = std::localtime(&now_time_t);
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if (now_tm && now_tm->tm_isdst > 0)
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now = now + std::chrono::hours(1);
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return std::chrono::duration_cast<std::chrono::seconds>(now.time_since_epoch());
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}
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case Settings::InitClock::FixedTime:
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return std::chrono::seconds(Settings::values.init_time);
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}
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}
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Handler::Handler() {
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std::memset(&shared_page, 0, sizeof(shared_page));
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shared_page.running_hw = 0x1; // product
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// Some games wait until this value becomes 0x1, before asking running_hw
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shared_page.unknown_value = 0x1;
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// Set to a completely full battery
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shared_page.battery_state.charge_level.Assign(
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static_cast<u8>(Service::PTM::ChargeLevels::CompletelyFull));
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shared_page.battery_state.is_adapter_connected.Assign(1);
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shared_page.battery_state.is_charging.Assign(1);
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init_time = GetInitTime();
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using namespace std::placeholders;
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update_time_event = CoreTiming::RegisterEvent(
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"SharedPage::UpdateTimeCallback", std::bind(&Handler::UpdateTimeCallback, this, _1, _2));
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CoreTiming::ScheduleEvent(0, update_time_event);
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float slidestate =
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Settings::values.toggle_3d ? (float_le)Settings::values.factor_3d / 100 : 0.0f;
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shared_page.sliderstate_3d = slidestate;
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}
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/// Gets system time in 3DS format. The epoch is Jan 1900, and the unit is millisecond.
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u64 Handler::GetSystemTime() const {
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std::chrono::milliseconds now =
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init_time +
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std::chrono::duration_cast<std::chrono::milliseconds>(CoreTiming::GetGlobalTimeUs());
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// 3DS system does't allow user to set a time before Jan 1 2000,
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// so we use it as an auxiliary epoch to calculate the console time.
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std::tm epoch_tm;
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epoch_tm.tm_sec = 0;
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epoch_tm.tm_min = 0;
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epoch_tm.tm_hour = 0;
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epoch_tm.tm_mday = 1;
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epoch_tm.tm_mon = 0;
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epoch_tm.tm_year = 100;
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epoch_tm.tm_isdst = 0;
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u64 epoch = std::mktime(&epoch_tm) * 1000;
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// 3DS console time uses Jan 1 1900 as internal epoch,
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// so we use the milliseconds between 1900 and 2000 as base console time
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u64 console_time = 3155673600000ULL;
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// Only when system time is after 2000, we set it as 3DS system time
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if (now.count() > epoch) {
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console_time += (now.count() - epoch);
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}
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return console_time;
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}
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void Handler::UpdateTimeCallback(u64 userdata, int cycles_late) {
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DateTime& date_time =
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shared_page.date_time_counter % 2 ? shared_page.date_time_0 : shared_page.date_time_1;
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date_time.date_time = GetSystemTime();
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date_time.update_tick = CoreTiming::GetTicks();
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date_time.tick_to_second_coefficient = BASE_CLOCK_RATE_ARM11;
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date_time.tick_offset = 0;
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++shared_page.date_time_counter;
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// system time is updated hourly
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CoreTiming::ScheduleEvent(msToCycles(60 * 60 * 1000) - cycles_late, update_time_event);
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}
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void Handler::SetMacAddress(const MacAddress& addr) {
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std::memcpy(shared_page.wifi_macaddr, addr.data(), sizeof(MacAddress));
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}
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void Handler::SetWifiLinkLevel(WifiLinkLevel level) {
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shared_page.wifi_link_level = static_cast<u8>(level);
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}
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void Handler::Set3DLed(u8 state) {
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shared_page.ledstate_3d = state;
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}
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SharedPageDef& Handler::GetSharedPage() {
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return shared_page;
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}
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} // namespace SharedPage
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