From ca5638a1426ce560f3896b3ff0d3efd02b654585 Mon Sep 17 00:00:00 2001
From: Zach Hilman <zachhilman@gmail.com>
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/core/hle/service/acc/profile_manager.h | 66 ++++++++----------------------
 1 file changed, 17 insertions(+), 49 deletions(-)

(limited to 'src/core/hle/service/acc/profile_manager.h')

diff --git a/src/core/hle/service/acc/profile_manager.h b/src/core/hle/service/acc/profile_manager.h
index c4ce2e0b3..fd7abb541 100644
--- a/src/core/hle/service/acc/profile_manager.h
+++ b/src/core/hle/service/acc/profile_manager.h
@@ -9,47 +9,15 @@
 
 #include "common/common_types.h"
 #include "common/swap.h"
+#include "common/uuid.h"
 #include "core/hle/result.h"
 
 namespace Service::Account {
 constexpr std::size_t MAX_USERS = 8;
-constexpr u128 INVALID_UUID{{0, 0}};
-
-struct UUID {
-    // UUIDs which are 0 are considered invalid!
-    u128 uuid = INVALID_UUID;
-    UUID() = default;
-    explicit UUID(const u128& id) : uuid{id} {}
-    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!");
 
 constexpr std::size_t profile_username_size = 32;
 using ProfileUsername = std::array<u8, profile_username_size>;
-using UserIDArray = std::array<UUID, MAX_USERS>;
+using UserIDArray = std::array<Common::UUID, MAX_USERS>;
 
 /// Contains extra data related to a user.
 /// TODO: RE this structure
@@ -66,7 +34,7 @@ static_assert(sizeof(ProfileData) == 0x80, "ProfileData structure has incorrect
 /// This holds general information about a users profile. This is where we store all the information
 /// based on a specific user
 struct ProfileInfo {
-    UUID user_uuid;
+    Common::UUID user_uuid;
     ProfileUsername username;
     u64 creation_time;
     ProfileData data; // TODO(ognik): Work out what this is
@@ -74,7 +42,7 @@ struct ProfileInfo {
 };
 
 struct ProfileBase {
-    UUID user_uuid;
+    Common::UUID user_uuid;
     u64_le timestamp;
     ProfileUsername username;
 
@@ -96,33 +64,33 @@ public:
     ~ProfileManager();
 
     ResultCode AddUser(const ProfileInfo& user);
-    ResultCode CreateNewUser(UUID uuid, const ProfileUsername& username);
-    ResultCode CreateNewUser(UUID uuid, const std::string& username);
-    std::optional<UUID> GetUser(std::size_t index) const;
-    std::optional<std::size_t> GetUserIndex(const UUID& uuid) const;
+    ResultCode CreateNewUser(Common::UUID uuid, const ProfileUsername& username);
+    ResultCode CreateNewUser(Common::UUID uuid, const std::string& username);
+    std::optional<Common::UUID> GetUser(std::size_t index) const;
+    std::optional<std::size_t> GetUserIndex(const Common::UUID& uuid) const;
     std::optional<std::size_t> GetUserIndex(const ProfileInfo& user) const;
     bool GetProfileBase(std::optional<std::size_t> index, ProfileBase& profile) const;
-    bool GetProfileBase(UUID uuid, ProfileBase& profile) const;
+    bool GetProfileBase(Common::UUID uuid, ProfileBase& profile) const;
     bool GetProfileBase(const ProfileInfo& user, ProfileBase& profile) const;
     bool GetProfileBaseAndData(std::optional<std::size_t> index, ProfileBase& profile,
                                ProfileData& data) const;
-    bool GetProfileBaseAndData(UUID uuid, ProfileBase& profile, ProfileData& data) const;
+    bool GetProfileBaseAndData(Common::UUID uuid, ProfileBase& profile, ProfileData& data) const;
     bool GetProfileBaseAndData(const ProfileInfo& user, ProfileBase& profile,
                                ProfileData& data) const;
     std::size_t GetUserCount() const;
     std::size_t GetOpenUserCount() const;
-    bool UserExists(UUID uuid) const;
+    bool UserExists(Common::UUID uuid) const;
     bool UserExistsIndex(std::size_t index) const;
-    void OpenUser(UUID uuid);
-    void CloseUser(UUID uuid);
+    void OpenUser(Common::UUID uuid);
+    void CloseUser(Common::UUID uuid);
     UserIDArray GetOpenUsers() const;
     UserIDArray GetAllUsers() const;
-    UUID GetLastOpenedUser() const;
+    Common::UUID GetLastOpenedUser() const;
 
     bool CanSystemRegisterUser() const;
 
-    bool RemoveUser(UUID uuid);
-    bool SetProfileBase(UUID uuid, const ProfileBase& profile_new);
+    bool RemoveUser(Common::UUID uuid);
+    bool SetProfileBase(Common::UUID uuid, const ProfileBase& profile_new);
 
 private:
     void ParseUserSaveFile();
@@ -132,7 +100,7 @@ private:
 
     std::array<ProfileInfo, MAX_USERS> profiles{};
     std::size_t user_count = 0;
-    UUID last_opened_user{INVALID_UUID};
+    Common::UUID last_opened_user{Common::INVALID_UUID};
 };
 
 }; // namespace Service::Account
-- 
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