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// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include "common/string_util.h"
#include "core/core.h"
#include "core/frontend/applets/controller.h"
#include "core/hle/service/am/am.h"
#include "core/hle/service/am/applets/controller.h"
#include "core/hle/service/hid/controllers/npad.h"
namespace Service::AM::Applets {
// This error code (0x183ACA) is thrown when the applet fails to initialize.
[[maybe_unused]] constexpr ResultCode ERR_CONTROLLER_APPLET_3101{ErrorModule::HID, 3101};
// This error code (0x183CCA) is thrown when the u32 result in ControllerSupportResultInfo is 2.
[[maybe_unused]] constexpr ResultCode ERR_CONTROLLER_APPLET_3102{ErrorModule::HID, 3102};
static Core::Frontend::ControllerParameters ConvertToFrontendParameters(
ControllerSupportArgPrivate private_arg, ControllerSupportArgHeader header,
std::vector<IdentificationColor> identification_colors) {
HID::Controller_NPad::NPadType npad_style_set;
npad_style_set.raw = private_arg.style_set;
return {
.min_players = header.player_count_min,
.max_players = header.player_count_max,
.keep_controllers_connected = header.enable_take_over_connection,
.enable_single_mode = header.enable_single_mode,
.enable_border_color = header.enable_identification_color,
.border_colors = identification_colors,
.allow_pro_controller = npad_style_set.pro_controller == 1,
.allow_handheld = npad_style_set.handheld == 1,
.allow_dual_joycons = npad_style_set.joycon_dual == 1,
.allow_left_joycon = npad_style_set.joycon_left == 1,
.allow_right_joycon = npad_style_set.joycon_right == 1,
};
}
Controller::Controller(Core::System& system_, const Core::Frontend::ControllerApplet& frontend_)
: Applet{system_.Kernel()}, frontend(frontend_) {}
Controller::~Controller() = default;
void Controller::Initialize() {
Applet::Initialize();
LOG_INFO(Service_HID, "Initializing Controller Applet.");
LOG_DEBUG(Service_HID,
"Initializing Applet with common_args: arg_version={}, lib_version={}, "
"play_startup_sound={}, size={}, system_tick={}, theme_color={}",
common_args.arguments_version, common_args.library_version,
common_args.play_startup_sound, common_args.size, common_args.system_tick,
common_args.theme_color);
library_applet_version = LibraryAppletVersion{common_args.library_version};
const auto private_arg_storage = broker.PopNormalDataToApplet();
ASSERT(private_arg_storage != nullptr);
const auto& private_arg = private_arg_storage->GetData();
ASSERT(private_arg.size() == sizeof(ControllerSupportArgPrivate));
std::memcpy(&controller_private_arg, private_arg.data(), sizeof(ControllerSupportArgPrivate));
ASSERT_MSG(controller_private_arg.arg_private_size == sizeof(ControllerSupportArgPrivate),
"Unknown ControllerSupportArgPrivate revision={} with size={}",
library_applet_version, controller_private_arg.arg_private_size);
switch (controller_private_arg.mode) {
case ControllerSupportMode::ShowControllerSupport: {
const auto user_arg_storage = broker.PopNormalDataToApplet();
ASSERT(user_arg_storage != nullptr);
const auto& user_arg = user_arg_storage->GetData();
switch (library_applet_version) {
case LibraryAppletVersion::Version3:
case LibraryAppletVersion::Version4:
case LibraryAppletVersion::Version5:
ASSERT(user_arg.size() == sizeof(ControllerSupportArgOld));
std::memcpy(&controller_user_arg_old, user_arg.data(), sizeof(ControllerSupportArgOld));
break;
case LibraryAppletVersion::Version7:
ASSERT(user_arg.size() == sizeof(ControllerSupportArgNew));
std::memcpy(&controller_user_arg_new, user_arg.data(), sizeof(ControllerSupportArgNew));
break;
default:
UNIMPLEMENTED_MSG("Unknown ControllerSupportArg revision={} with size={}",
library_applet_version, controller_private_arg.arg_size);
ASSERT(user_arg.size() >= sizeof(ControllerSupportArgNew));
std::memcpy(&controller_user_arg_new, user_arg.data(), sizeof(ControllerSupportArgNew));
break;
}
break;
}
case ControllerSupportMode::ShowControllerStrapGuide:
case ControllerSupportMode::ShowControllerFirmwareUpdate:
default: {
UNIMPLEMENTED_MSG("Unimplemented ControllerSupportMode={}", controller_private_arg.mode);
break;
}
}
}
bool Controller::TransactionComplete() const {
return complete;
}
ResultCode Controller::GetStatus() const {
return status;
}
void Controller::ExecuteInteractive() {
UNREACHABLE_MSG("Attempted to call interactive execution on non-interactive applet.");
}
void Controller::Execute() {
switch (controller_private_arg.mode) {
case ControllerSupportMode::ShowControllerSupport: {
const auto parameters = [this] {
switch (library_applet_version) {
case LibraryAppletVersion::Version3:
case LibraryAppletVersion::Version4:
case LibraryAppletVersion::Version5:
return ConvertToFrontendParameters(
controller_private_arg, controller_user_arg_old.header,
std::vector<IdentificationColor>(
controller_user_arg_old.identification_colors.begin(),
controller_user_arg_old.identification_colors.end()));
case LibraryAppletVersion::Version7:
default:
return ConvertToFrontendParameters(
controller_private_arg, controller_user_arg_new.header,
std::vector<IdentificationColor>(
controller_user_arg_new.identification_colors.begin(),
controller_user_arg_new.identification_colors.end()));
}
}();
is_single_mode = parameters.enable_single_mode;
LOG_DEBUG(
Service_HID,
"Controller Parameters: min_players={}, max_players={}, keep_controllers_connected={}, "
"enable_single_mode={}, enable_border_color={}, allow_pro_controller={}, "
"allow_handheld={}, allow_dual_joycons={}, allow_left_joycon={}, allow_right_joycon={}",
parameters.min_players, parameters.max_players, parameters.keep_controllers_connected,
parameters.enable_single_mode, parameters.enable_border_color,
parameters.allow_pro_controller, parameters.allow_handheld,
parameters.allow_dual_joycons, parameters.allow_left_joycon,
parameters.allow_right_joycon);
frontend.ReconfigureControllers([this] { ConfigurationComplete(); }, parameters);
break;
}
case ControllerSupportMode::ShowControllerStrapGuide:
case ControllerSupportMode::ShowControllerFirmwareUpdate:
default: {
ConfigurationComplete();
break;
}
}
}
void Controller::ConfigurationComplete() {
ControllerSupportResultInfo result_info{};
const auto& players = Settings::values.players;
// If enable_single_mode is enabled, player_count is 1 regardless of any other parameters.
// Otherwise, only count connected players from P1-P8.
result_info.player_count =
is_single_mode ? 1
: static_cast<s8>(std::count_if(
players.begin(), players.end() - 2,
[](Settings::PlayerInput player) { return player.connected; }));
result_info.selected_id = HID::Controller_NPad::IndexToNPad(
std::distance(players.begin(),
std::find_if(players.begin(), players.end(),
[](Settings::PlayerInput player) { return player.connected; })));
result_info.result = 0;
LOG_DEBUG(Service_HID, "Result Info: player_count={}, selected_id={}, result={}",
result_info.player_count, result_info.selected_id, result_info.result);
complete = true;
out_data = std::vector<u8>(sizeof(ControllerSupportResultInfo));
std::memcpy(out_data.data(), &result_info, out_data.size());
broker.PushNormalDataFromApplet(std::make_shared<IStorage>(std::move(out_data)));
broker.SignalStateChanged();
}
} // namespace Service::AM::Applets
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