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-rw-r--r--src/input_common/drivers/virtual_amiibo.cpp101
-rw-r--r--src/input_common/drivers/virtual_amiibo.h61
2 files changed, 162 insertions, 0 deletions
diff --git a/src/input_common/drivers/virtual_amiibo.cpp b/src/input_common/drivers/virtual_amiibo.cpp
new file mode 100644
index 000000000..8fadb1322
--- /dev/null
+++ b/src/input_common/drivers/virtual_amiibo.cpp
@@ -0,0 +1,101 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include <cstring>
+#include <fmt/format.h>
+
+#include "common/fs/file.h"
+#include "common/fs/fs.h"
+#include "common/fs/path_util.h"
+#include "common/logging/log.h"
+#include "common/settings.h"
+#include "input_common/drivers/virtual_amiibo.h"
+
+namespace InputCommon {
+constexpr PadIdentifier identifier = {
+ .guid = Common::UUID{},
+ .port = 0,
+ .pad = 0,
+};
+
+VirtualAmiibo::VirtualAmiibo(std::string input_engine_) : InputEngine(std::move(input_engine_)) {}
+
+VirtualAmiibo::~VirtualAmiibo() {}
+
+Common::Input::PollingError VirtualAmiibo::SetPollingMode(
+ [[maybe_unused]] const PadIdentifier& identifier_,
+ const Common::Input::PollingMode polling_mode_) {
+ polling_mode = polling_mode_;
+
+ if (polling_mode == Common::Input::PollingMode::NFC) {
+ if (state == State::Initialized) {
+ state = State::WaitingForAmiibo;
+ }
+ } else {
+ if (state == State::AmiiboIsOpen) {
+ CloseAmiibo();
+ }
+ }
+
+ return Common::Input::PollingError::None;
+}
+
+Common::Input::NfcState VirtualAmiibo::SupportsNfc(
+ [[maybe_unused]] const PadIdentifier& identifier_) {
+ return Common::Input::NfcState::Success;
+}
+
+Common::Input::NfcState VirtualAmiibo::WriteNfcData(
+ [[maybe_unused]] const PadIdentifier& identifier_, const std::vector<u8>& data) {
+ const Common::FS::IOFile amiibo_file{file_path, Common::FS::FileAccessMode::ReadWrite,
+ Common::FS::FileType::BinaryFile};
+
+ if (!amiibo_file.IsOpen()) {
+ LOG_ERROR(Core, "Amiibo is already on use");
+ return Common::Input::NfcState::WriteFailed;
+ }
+
+ if (!amiibo_file.Write(data)) {
+ LOG_ERROR(Service_NFP, "Error writting to file");
+ return Common::Input::NfcState::WriteFailed;
+ }
+
+ return Common::Input::NfcState::Success;
+}
+
+VirtualAmiibo::State VirtualAmiibo::GetCurrentState() const {
+ return state;
+}
+
+VirtualAmiibo::Info VirtualAmiibo::LoadAmiibo(const std::string& filename) {
+ const Common::FS::IOFile amiibo_file{filename, Common::FS::FileAccessMode::Read,
+ Common::FS::FileType::BinaryFile};
+
+ if (state != State::WaitingForAmiibo) {
+ return Info::WrongDeviceState;
+ }
+
+ if (!amiibo_file.IsOpen()) {
+ return Info::UnableToLoad;
+ }
+
+ amiibo_data.resize(amiibo_size);
+
+ if (amiibo_file.Read(amiibo_data) < amiibo_size_without_password) {
+ return Info::NotAnAmiibo;
+ }
+
+ file_path = filename;
+ state = State::AmiiboIsOpen;
+ SetNfc(identifier, {Common::Input::NfcState::NewAmiibo, amiibo_data});
+ return Info::Success;
+}
+
+VirtualAmiibo::Info VirtualAmiibo::CloseAmiibo() {
+ state = polling_mode == Common::Input::PollingMode::NFC ? State::WaitingForAmiibo
+ : State::Initialized;
+ SetNfc(identifier, {Common::Input::NfcState::AmiiboRemoved, {}});
+ return Info::Success;
+}
+
+} // namespace InputCommon
diff --git a/src/input_common/drivers/virtual_amiibo.h b/src/input_common/drivers/virtual_amiibo.h
new file mode 100644
index 000000000..5790e4a1f
--- /dev/null
+++ b/src/input_common/drivers/virtual_amiibo.h
@@ -0,0 +1,61 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <array>
+#include <string>
+#include <vector>
+
+#include "common/common_types.h"
+#include "input_common/input_engine.h"
+
+namespace Common::FS {
+class IOFile;
+}
+
+namespace InputCommon {
+
+class VirtualAmiibo final : public InputEngine {
+public:
+ enum class State {
+ Initialized,
+ WaitingForAmiibo,
+ AmiiboIsOpen,
+ };
+
+ enum class Info {
+ Success,
+ UnableToLoad,
+ NotAnAmiibo,
+ WrongDeviceState,
+ Unknown,
+ };
+
+ explicit VirtualAmiibo(std::string input_engine_);
+ ~VirtualAmiibo() override;
+
+ // Sets polling mode to a controller
+ Common::Input::PollingError SetPollingMode(
+ const PadIdentifier& identifier_, const Common::Input::PollingMode polling_mode_) override;
+
+ Common::Input::NfcState SupportsNfc(const PadIdentifier& identifier_) override;
+
+ Common::Input::NfcState WriteNfcData(const PadIdentifier& identifier_,
+ const std::vector<u8>& data) override;
+
+ State GetCurrentState() const;
+
+ Info LoadAmiibo(const std::string& amiibo_file);
+ Info CloseAmiibo();
+
+private:
+ static constexpr std::size_t amiibo_size = 0x21C;
+ static constexpr std::size_t amiibo_size_without_password = amiibo_size - 0x8;
+
+ std::string file_path{};
+ State state{State::Initialized};
+ std::vector<u8> amiibo_data;
+ Common::Input::PollingMode polling_mode{Common::Input::PollingMode::Pasive};
+};
+} // namespace InputCommon