applets: Implement Auth applet backend
This is responsible for parental controls and supports verifying, changing, and registering PIN codes.
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221996a194
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9d2d349d7b
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@ -17,6 +17,8 @@
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namespace Service::AM::Applets {
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constexpr ResultCode ERROR_INVALID_PIN{ErrorModule::PCTL, 221};
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static void LogCurrentStorage(AppletDataBroker& broker, std::string_view prefix) {
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std::unique_ptr<IStorage> storage = broker.PopNormalDataToApplet();
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for (; storage != nullptr; storage = broker.PopNormalDataToApplet()) {
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@ -35,6 +37,120 @@ static void LogCurrentStorage(AppletDataBroker& broker, std::string_view prefix)
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}
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}
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Auth::Auth(Core::Frontend::ParentalControlsApplet& frontend) : frontend(frontend) {}
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Auth::~Auth() = default;
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void Auth::Initialize() {
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Applet::Initialize();
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complete = false;
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const auto storage = broker.PopNormalDataToApplet();
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ASSERT(storage != nullptr);
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const auto data = storage->GetData();
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ASSERT(data.size() >= 0xC);
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struct Arg {
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INSERT_PADDING_BYTES(4);
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AuthAppletType type;
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u8 arg0;
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u8 arg1;
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u8 arg2;
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INSERT_PADDING_BYTES(1);
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};
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static_assert(sizeof(Arg) == 0xC, "Arg (AuthApplet) has incorrect size.");
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Arg arg{};
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std::memcpy(&arg, data.data(), sizeof(Arg));
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type = arg.type;
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arg0 = arg.arg0;
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arg1 = arg.arg1;
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arg2 = arg.arg2;
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}
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bool Auth::TransactionComplete() const {
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return complete;
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}
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ResultCode Auth::GetStatus() const {
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return successful ? RESULT_SUCCESS : ERROR_INVALID_PIN;
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}
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void Auth::ExecuteInteractive() {
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UNREACHABLE_MSG("Unexpected interactive applet data.");
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}
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void Auth::Execute() {
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if (complete) {
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return;
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}
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const auto unimplemented_log = [this] {
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UNIMPLEMENTED_MSG("Unimplemented Auth applet type for type={:08X}, arg0={:02X}, "
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"arg1={:02X}, arg2={:02X}",
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static_cast<u32>(type), arg0, arg1, arg2);
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};
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switch (type) {
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case AuthAppletType::ShowParentalAuthentication: {
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const auto callback = [this](bool successful) { AuthFinished(successful); };
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if (arg0 == 1 && arg1 == 0 && arg2 == 1) {
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// ShowAuthenticatorForConfiguration
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frontend.VerifyPINForSettings(callback);
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} else if (arg1 == 0 && arg2 == 0) {
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// ShowParentalAuthentication(bool)
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frontend.VerifyPIN(callback, static_cast<bool>(arg0));
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} else {
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unimplemented_log();
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}
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break;
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}
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case AuthAppletType::RegisterParentalPasscode: {
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const auto callback = [this] { AuthFinished(true); };
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if (arg0 == 0 && arg1 == 0 && arg2 == 0) {
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// RegisterParentalPasscode
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frontend.RegisterPIN(callback);
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} else {
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unimplemented_log();
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}
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break;
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}
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case AuthAppletType::ChangeParentalPasscode: {
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const auto callback = [this] { AuthFinished(true); };
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if (arg0 == 0 && arg1 == 0 && arg2 == 0) {
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// ChangeParentalPasscode
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frontend.ChangePIN(callback);
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} else {
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unimplemented_log();
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}
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break;
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}
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default:
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unimplemented_log();
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}
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}
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void Auth::AuthFinished(bool successful) {
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this->successful = successful;
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struct Return {
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ResultCode result_code;
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};
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static_assert(sizeof(Return) == 0x4, "Return (AuthApplet) has incorrect size.");
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Return return_{GetStatus()};
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std::vector<u8> out(sizeof(Return));
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std::memcpy(out.data(), &return_, sizeof(Return));
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broker.PushNormalDataFromApplet(IStorage{out});
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broker.SignalStateChanged();
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}
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PhotoViewer::PhotoViewer(const Core::Frontend::PhotoViewerApplet& frontend) : frontend(frontend) {}
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PhotoViewer::~PhotoViewer() = default;
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@ -8,6 +8,36 @@
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namespace Service::AM::Applets {
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enum class AuthAppletType : u32 {
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ShowParentalAuthentication,
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RegisterParentalPasscode,
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ChangeParentalPasscode,
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};
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class Auth final : public Applet {
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public:
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explicit Auth(Core::Frontend::ParentalControlsApplet& frontend);
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~Auth() override;
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void Initialize() override;
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bool TransactionComplete() const override;
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ResultCode GetStatus() const override;
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void ExecuteInteractive() override;
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void Execute() override;
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void AuthFinished(bool successful = true);
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private:
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Core::Frontend::ParentalControlsApplet& frontend;
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bool complete = false;
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bool successful = false;
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AuthAppletType type = AuthAppletType::ShowParentalAuthentication;
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u8 arg0 = 0;
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u8 arg1 = 0;
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u8 arg2 = 0;
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};
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enum class PhotoViewerAppletMode : u8 {
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CurrentApp = 0,
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AllApps = 1,
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