diff options
Diffstat (limited to 'src/common')
-rw-r--r-- | src/common/CMakeLists.txt | 2 | ||||
-rw-r--r-- | src/common/math_util.h | 3 | ||||
-rw-r--r-- | src/common/uuid.cpp | 33 | ||||
-rw-r--r-- | src/common/uuid.h | 48 |
4 files changed, 86 insertions, 0 deletions
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt index 1e8e1b215..cb514a0d2 100644 --- a/src/common/CMakeLists.txt +++ b/src/common/CMakeLists.txt @@ -123,6 +123,8 @@ add_library(common STATIC timer.h uint128.cpp uint128.h + uuid.cpp + uuid.h vector_math.h web_result.h zstd_compression.cpp diff --git a/src/common/math_util.h b/src/common/math_util.h index cff3d48c5..d6c35ee89 100644 --- a/src/common/math_util.h +++ b/src/common/math_util.h @@ -41,4 +41,7 @@ struct Rectangle { } }; +template <typename T> +Rectangle(T, T, T, T)->Rectangle<T>; + } // namespace Common diff --git a/src/common/uuid.cpp b/src/common/uuid.cpp new file mode 100644 index 000000000..26db03fba --- /dev/null +++ b/src/common/uuid.cpp @@ -0,0 +1,33 @@ +// Copyright 2018 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <random> + +#include <fmt/format.h> + +#include "common/uuid.h" + +namespace Common { + +UUID UUID::Generate() { + std::random_device device; + std::mt19937 gen(device()); + std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max()); + return UUID{distribution(gen), distribution(gen)}; +} + +std::string UUID::Format() const { + return fmt::format("0x{:016X}{:016X}", uuid[1], uuid[0]); +} + +std::string UUID::FormatSwitch() const { + std::array<u8, 16> s{}; + std::memcpy(s.data(), uuid.data(), sizeof(u128)); + return fmt::format("{:02x}{:02x}{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}-{:02x}{:02x}-{:02x}{" + ":02x}{:02x}{:02x}{:02x}{:02x}", + s[0], s[1], s[2], s[3], s[4], s[5], s[6], s[7], s[8], s[9], s[10], s[11], + s[12], s[13], s[14], s[15]); +} + +} // namespace Common diff --git a/src/common/uuid.h b/src/common/uuid.h new file mode 100644 index 000000000..f6ad064fb --- /dev/null +++ b/src/common/uuid.h @@ -0,0 +1,48 @@ +// Copyright 2018 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <string> + +#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}} {} + + constexpr explicit operator bool() const { + return uuid[0] != INVALID_UUID[0] && uuid[1] != INVALID_UUID[1]; + } + + constexpr bool operator==(const UUID& rhs) const { + // TODO(DarkLordZach): Replace with uuid == rhs.uuid with C++20 + return uuid[0] == rhs.uuid[0] && uuid[1] == rhs.uuid[1]; + } + + constexpr 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 + constexpr 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 |