34 files changed, 213 insertions, 112 deletions

diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index d574e4b79..a6dc31b53 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: 2018 yuzu Emulator Project
+# SPDX-License-Identifier: GPL-2.0-or-later
+
 if (DEFINED ENV{AZURECIREPO})
   set(BUILD_REPOSITORY $ENV{AZURECIREPO})
 endif()
@@ -41,6 +44,7 @@ add_custom_command(OUTPUT scm_rev.cpp
 add_library(common STATIC
     algorithm.h
     alignment.h
+    announce_multiplayer_room.h
     assert.cpp
     assert.h
     atomic_helpers.h
diff --git a/src/common/alignment.h b/src/common/alignment.h
index 8570c7d3c..7e897334b 100644
--- a/src/common/alignment.h
+++ b/src/common/alignment.h
@@ -1,4 +1,5 @@
-// This file is under the public domain.
+// SPDX-FileCopyrightText: 2014 Jannik Vogel <email@jannikvogel.de>
+// SPDX-License-Identifier: CC0-1.0
 
 #pragma once
 
diff --git a/src/common/announce_multiplayer_room.h b/src/common/announce_multiplayer_room.h
new file mode 100644
index 000000000..0ad9da2be
--- /dev/null
+++ b/src/common/announce_multiplayer_room.h
@@ -0,0 +1,143 @@
+// SPDX-FileCopyrightText: Copyright 2017 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <array>
+#include <functional>
+#include <string>
+#include <vector>
+#include "common/common_types.h"
+#include "web_service/web_result.h"
+
+namespace AnnounceMultiplayerRoom {
+
+using MacAddress = std::array<u8, 6>;
+
+struct GameInfo {
+    std::string name{""};
+    u64 id{0};
+};
+
+struct Member {
+    std::string username;
+    std::string nickname;
+    std::string display_name;
+    std::string avatar_url;
+    MacAddress mac_address;
+    GameInfo game;
+};
+
+struct RoomInformation {
+    std::string name;          ///< Name of the server
+    std::string description;   ///< Server description
+    u32 member_slots;          ///< Maximum number of members in this room
+    u16 port;                  ///< The port of this room
+    GameInfo preferred_game;   ///< Game to advertise that you want to play
+    std::string host_username; ///< Forum username of the host
+    bool enable_yuzu_mods;     ///< Allow yuzu Moderators to moderate on this room
+};
+
+struct Room {
+    RoomInformation information;
+
+    std::string id;
+    std::string verify_uid; ///< UID used for verification
+    std::string ip;
+    u32 net_version;
+    bool has_password;
+
+    std::vector<Member> members;
+};
+using RoomList = std::vector<Room>;
+
+/**
+ * A AnnounceMultiplayerRoom interface class. A backend to submit/get to/from a web service should
+ * implement this interface.
+ */
+class Backend {
+public:
+    virtual ~Backend() = default;
+
+    /**
+     * Sets the Information that gets used for the announce
+     * @param uid The Id of the room
+     * @param name The name of the room
+     * @param description The room description
+     * @param port The port of the room
+     * @param net_version The version of the libNetwork that gets used
+     * @param has_password True if the room is passowrd protected
+     * @param preferred_game The preferred game of the room
+     * @param preferred_game_id The title id of the preferred game
+     */
+    virtual void SetRoomInformation(const std::string& name, const std::string& description,
+                                    const u16 port, const u32 max_player, const u32 net_version,
+                                    const bool has_password, const GameInfo& preferred_game) = 0;
+    /**
+     * Adds a player information to the data that gets announced
+     * @param nickname The nickname of the player
+     * @param mac_address The MAC Address of the player
+     * @param game_id The title id of the game the player plays
+     * @param game_name The name of the game the player plays
+     */
+    virtual void AddPlayer(const Member& member) = 0;
+
+    /**
+     * Updates the data in the announce service. Re-register the room when required.
+     * @result The result of the update attempt
+     */
+    virtual WebService::WebResult Update() = 0;
+
+    /**
+     * Registers the data in the announce service
+     * @result The result of the register attempt. When the result code is Success, A global Guid of
+     * the room which may be used for verification will be in the result's returned_data.
+     */
+    virtual WebService::WebResult Register() = 0;
+
+    /**
+     * Empties the stored players
+     */
+    virtual void ClearPlayers() = 0;
+
+    /**
+     * Get the room information from the announce service
+     * @result A list of all rooms the announce service has
+     */
+    virtual RoomList GetRoomList() = 0;
+
+    /**
+     * Sends a delete message to the announce service
+     */
+    virtual void Delete() = 0;
+};
+
+/**
+ * Empty implementation of AnnounceMultiplayerRoom interface that drops all data. Used when a
+ * functional backend implementation is not available.
+ */
+class NullBackend : public Backend {
+public:
+    ~NullBackend() = default;
+    void SetRoomInformation(const std::string& /*name*/, const std::string& /*description*/,
+                            const u16 /*port*/, const u32 /*max_player*/, const u32 /*net_version*/,
+                            const bool /*has_password*/,
+                            const GameInfo& /*preferred_game*/) override {}
+    void AddPlayer(const Member& /*member*/) override {}
+    WebService::WebResult Update() override {
+        return WebService::WebResult{WebService::WebResult::Code::NoWebservice,
+                                     "WebService is missing", ""};
+    }
+    WebService::WebResult Register() override {
+        return WebService::WebResult{WebService::WebResult::Code::NoWebservice,
+                                     "WebService is missing", ""};
+    }
+    void ClearPlayers() override {}
+    RoomList GetRoomList() override {
+        return RoomList{};
+    }
+
+    void Delete() override {}
+};
+
+} // namespace AnnounceMultiplayerRoom
diff --git a/src/common/atomic_helpers.h b/src/common/atomic_helpers.h
index 6d912b52e..bef5015c1 100644
--- a/src/common/atomic_helpers.h
+++ b/src/common/atomic_helpers.h
@@ -1,4 +1,7 @@
-// ©2013-2016 Cameron Desrochers.
+// SPDX-FileCopyrightText: 2013-2016 Cameron Desrochers
+// SPDX-FileCopyrightText: 2015 Jeff Preshing
+// SPDX-License-Identifier: BSD-2-Clause AND Zlib
+
 // Distributed under the simplified BSD license (see the license file that
 // should have come with this header).
 // Uses Jeff Preshing's semaphore implementation (under the terms of its
diff --git a/src/common/detached_tasks.cpp b/src/common/detached_tasks.cpp
index ec31d0b88..da64848da 100644
--- a/src/common/detached_tasks.cpp
+++ b/src/common/detached_tasks.cpp
@@ -1,6 +1,5 @@
-// Copyright 2018 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2018 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <thread>
 #include "common/assert.h"
diff --git a/src/common/detached_tasks.h b/src/common/detached_tasks.h
index 5dd8fc27b..416a2d7f3 100644
--- a/src/common/detached_tasks.h
+++ b/src/common/detached_tasks.h
@@ -1,6 +1,5 @@
-// Copyright 2018 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2018 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/error.cpp b/src/common/error.cpp
index d4455e310..ddb03bd45 100644
--- a/src/common/error.cpp
+++ b/src/common/error.cpp
@@ -1,6 +1,6 @@
-// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2013 Dolphin Emulator Project
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <cstddef>
 #ifdef _WIN32
diff --git a/src/common/error.h b/src/common/error.h
index e084d4b0f..62a3bd835 100644
--- a/src/common/error.h
+++ b/src/common/error.h
@@ -1,6 +1,6 @@
-// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2013 Dolphin Emulator Project
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/fixed_point.h b/src/common/fixed_point.h
index 1d45e51b3..4a0f72cc9 100644
--- a/src/common/fixed_point.h
+++ b/src/common/fixed_point.h
@@ -1,28 +1,8 @@
+// SPDX-FileCopyrightText: 2015 Evan Teran
+// SPDX-License-Identifier: MIT
+
 // From: https://github.com/eteran/cpp-utilities/blob/master/fixed/include/cpp-utilities/fixed.h
 // See also: http://stackoverflow.com/questions/79677/whats-the-best-way-to-do-fixed-point-math
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2015 Evan Teran
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
 
 #ifndef FIXED_H_
 #define FIXED_H_
diff --git a/src/common/hash.h b/src/common/hash.h
index 298930702..b6f3e6d6f 100644
--- a/src/common/hash.h
+++ b/src/common/hash.h
@@ -1,6 +1,5 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2015 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/input.h b/src/common/input.h
index 995c35d9d..213aa2384 100644
--- a/src/common/input.h
+++ b/src/common/input.h
@@ -1,6 +1,5 @@
-// Copyright 2017 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2017 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index b3793106d..8ce1c2fd1 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <atomic>
 #include <chrono>
diff --git a/src/common/logging/backend.h b/src/common/logging/backend.h
index a0e80fe3c..12e5e2498 100644
--- a/src/common/logging/backend.h
+++ b/src/common/logging/backend.h
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/logging/filter.cpp b/src/common/logging/filter.cpp
index 6de9bacbf..a959acb74 100644
--- a/src/common/logging/filter.cpp
+++ b/src/common/logging/filter.cpp
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <algorithm>
 #include "common/logging/filter.h"
diff --git a/src/common/logging/filter.h b/src/common/logging/filter.h
index 29419f051..54d172cc0 100644
--- a/src/common/logging/filter.h
+++ b/src/common/logging/filter.h
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/logging/log.h b/src/common/logging/log.h
index 0c80d01ee..c00c01a9e 100644
--- a/src/common/logging/log.h
+++ b/src/common/logging/log.h
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/logging/text_formatter.cpp b/src/common/logging/text_formatter.cpp
index b2cad58d8..09398ea64 100644
--- a/src/common/logging/text_formatter.cpp
+++ b/src/common/logging/text_formatter.cpp
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <array>
 #include <cstdio>
diff --git a/src/common/logging/text_formatter.h b/src/common/logging/text_formatter.h
index 92c0bf0c5..0d0ec4370 100644
--- a/src/common/logging/text_formatter.h
+++ b/src/common/logging/text_formatter.h
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/microprofile.cpp b/src/common/microprofile.cpp
index ee25dd37f..e6657c82f 100644
--- a/src/common/microprofile.cpp
+++ b/src/common/microprofile.cpp
@@ -1,6 +1,5 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2015 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 // Includes the MicroProfile implementation in this file for compilation
 #define MICROPROFILE_IMPL 1
diff --git a/src/common/microprofile.h b/src/common/microprofile.h
index 54e7f3cc4..91d14d5e1 100644
--- a/src/common/microprofile.h
+++ b/src/common/microprofile.h
@@ -1,6 +1,5 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2015 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/microprofileui.h b/src/common/microprofileui.h
index 41abe6b75..39ed18ffa 100644
--- a/src/common/microprofileui.h
+++ b/src/common/microprofileui.h
@@ -1,6 +1,5 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2015 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/param_package.cpp b/src/common/param_package.cpp
index 462502e34..629babb81 100644
--- a/src/common/param_package.cpp
+++ b/src/common/param_package.cpp
@@ -1,6 +1,5 @@
-// Copyright 2017 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2017 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <array>
 #include <stdexcept>
diff --git a/src/common/param_package.h b/src/common/param_package.h
index c13e45479..d7c13cb1f 100644
--- a/src/common/param_package.h
+++ b/src/common/param_package.h
@@ -1,6 +1,5 @@
-// Copyright 2017 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2017 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/quaternion.h b/src/common/quaternion.h
index 4d0871eb4..5bb5f2af0 100644
--- a/src/common/quaternion.h
+++ b/src/common/quaternion.h
@@ -1,6 +1,5 @@
-// Copyright 2016 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2016 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/reader_writer_queue.h b/src/common/reader_writer_queue.h
index 8d2c9408c..60c41a8cb 100644
--- a/src/common/reader_writer_queue.h
+++ b/src/common/reader_writer_queue.h
@@ -1,6 +1,5 @@
-// ©2013-2020 Cameron Desrochers.
-// Distributed under the simplified BSD license (see the license file that
-// should have come with this header).
+// SPDX-FileCopyrightText: 2013-2020 Cameron Desrochers
+// SPDX-License-Identifier: BSD-2-Clause
 
 #pragma once
 
diff --git a/src/common/scm_rev.cpp.in b/src/common/scm_rev.cpp.in
index cc88994c6..f0c124d69 100644
--- a/src/common/scm_rev.cpp.in
+++ b/src/common/scm_rev.cpp.in
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include "common/scm_rev.h"
 
diff --git a/src/common/scm_rev.h b/src/common/scm_rev.h
index 563015ec9..88404316a 100644
--- a/src/common/scm_rev.h
+++ b/src/common/scm_rev.h
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/scope_exit.h b/src/common/scope_exit.h
index 35dac3a8f..e9c789c88 100644
--- a/src/common/scope_exit.h
+++ b/src/common/scope_exit.h
@@ -1,6 +1,5 @@
-// Copyright 2014 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2014 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/telemetry.cpp b/src/common/telemetry.cpp
index 67261c55b..d26394359 100644
--- a/src/common/telemetry.cpp
+++ b/src/common/telemetry.cpp
@@ -1,6 +1,5 @@
-// Copyright 2017 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2017 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <algorithm>
 #include <cstring>
diff --git a/src/common/telemetry.h b/src/common/telemetry.h
index f9a824a7d..ba633d5a5 100644
--- a/src/common/telemetry.h
+++ b/src/common/telemetry.h
@@ -1,6 +1,5 @@
-// Copyright 2017 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2017 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/uint128.h b/src/common/uint128.h
index 199d0f55e..f890ffec2 100644
--- a/src/common/uint128.h
+++ b/src/common/uint128.h
@@ -31,17 +31,12 @@ namespace Common {
     return _udiv128(r[1], r[0], d, &remainder);
 #endif
 #else
-#ifdef __SIZEOF_INT128__
-    const auto product = static_cast<unsigned __int128>(a) * static_cast<unsigned __int128>(b);
-    return static_cast<u64>(product / d);
-#else
     const u64 diva = a / d;
     const u64 moda = a % d;
     const u64 divb = b / d;
     const u64 modb = b % d;
     return diva * b + moda * divb + moda * modb / d;
 #endif
-#endif
 }
 
 // This function multiplies 2 u64 values and produces a u128 value;
diff --git a/src/common/x64/native_clock.cpp b/src/common/x64/native_clock.cpp
index 6aaa8cdf9..8b08332ab 100644
--- a/src/common/x64/native_clock.cpp
+++ b/src/common/x64/native_clock.cpp
@@ -75,8 +75,8 @@ NativeClock::NativeClock(u64 emulated_cpu_frequency_, u64 emulated_clock_frequen
 }
 
 u64 NativeClock::GetRTSC() {
-    TimePoint current_time_point{};
     TimePoint new_time_point{};
+    TimePoint current_time_point{};
 
     current_time_point.pack = Common::AtomicLoad128(time_point.pack.data());
     do {
diff --git a/src/common/x64/xbyak_abi.h b/src/common/x64/xbyak_abi.h
index 87b3d63a4..67e6e63c8 100644
--- a/src/common/x64/xbyak_abi.h
+++ b/src/common/x64/xbyak_abi.h
@@ -1,6 +1,5 @@
-// Copyright 2016 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2016 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
diff --git a/src/common/x64/xbyak_util.h b/src/common/x64/xbyak_util.h
index 44d2558f1..250e5cddb 100644
--- a/src/common/x64/xbyak_util.h
+++ b/src/common/x64/xbyak_util.h
@@ -1,6 +1,5 @@
-// Copyright 2016 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
+// SPDX-FileCopyrightText: 2016 Citra Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once