From ca5638a1426ce560f3896b3ff0d3efd02b654585 Mon Sep 17 00:00:00 2001 From: Zach Hilman Date: Tue, 18 Dec 2018 09:07:25 -0500 Subject: common: Extract UUID to its own class Since the Mii database uses UUIDs very similar to the Accounts database, it makes no sense to not share code between them. --- src/common/uuid.h | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/common/uuid.h (limited to 'src/common/uuid.h') diff --git a/src/common/uuid.h b/src/common/uuid.h new file mode 100644 index 000000000..4a5e5fa7c --- /dev/null +++ b/src/common/uuid.h @@ -0,0 +1,45 @@ +// Copyright 2018 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include "common/common_types.h" + +namespace Common { + +constexpr u128 INVALID_UUID{{0, 0}}; + +struct UUID { + // UUIDs which are 0 are considered invalid! + u128 uuid = INVALID_UUID; + constexpr UUID() = default; + constexpr explicit UUID(const u128& id) : uuid{id} {} + constexpr explicit UUID(const u64 lo, const u64 hi) : uuid{{lo, hi}} {} + + explicit operator bool() const { + return uuid != INVALID_UUID; + } + + bool operator==(const UUID& rhs) const { + return uuid == rhs.uuid; + } + + bool operator!=(const UUID& rhs) const { + return !operator==(rhs); + } + + // TODO(ogniK): Properly generate uuids based on RFC-4122 + static UUID Generate(); + + // Set the UUID to {0,0} to be considered an invalid user + void Invalidate() { + uuid = INVALID_UUID; + } + + std::string Format() const; + std::string FormatSwitch() const; +}; +static_assert(sizeof(UUID) == 16, "UUID is an invalid size!"); + +} // namespace Common -- cgit v1.2.3