7 files changed, 106 insertions, 11 deletions

diff --git a/src/core/hle/service/time/time_manager.cpp b/src/core/hle/service/time/time_manager.cpp
index 20012afd9..fa0fd0531 100644
--- a/src/core/hle/service/time/time_manager.cpp
+++ b/src/core/hle/service/time/time_manager.cpp
@@ -103,7 +103,7 @@ struct TimeManager::Impl final {
 
     void SetupTimeZoneManager(std::string location_name,
                               Clock::SteadyClockTimePoint time_zone_updated_time_point,
-                              std::size_t total_location_name_count, u128 time_zone_rule_version,
+                              std::vector<std::string> location_names, u128 time_zone_rule_version,
                               FileSys::VirtualFile& vfs_file) {
         if (time_zone_content_manager.GetTimeZoneManager().SetDeviceLocationNameWithTimeZoneRule(
                 location_name, vfs_file) != ResultSuccess) {
@@ -113,7 +113,8 @@ struct TimeManager::Impl final {
 
         time_zone_content_manager.GetTimeZoneManager().SetUpdatedTime(time_zone_updated_time_point);
         time_zone_content_manager.GetTimeZoneManager().SetTotalLocationNameCount(
-            total_location_name_count);
+            location_names.size());
+        time_zone_content_manager.GetTimeZoneManager().SetLocationNames(location_names);
         time_zone_content_manager.GetTimeZoneManager().SetTimeZoneRuleVersion(
             time_zone_rule_version);
         time_zone_content_manager.GetTimeZoneManager().MarkAsInitialized();
@@ -283,10 +284,10 @@ void TimeManager::UpdateLocalSystemClockTime(s64 posix_time) {
 
 void TimeManager::SetupTimeZoneManager(std::string location_name,
                                        Clock::SteadyClockTimePoint time_zone_updated_time_point,
-                                       std::size_t total_location_name_count,
+                                       std::vector<std::string> location_names,
                                        u128 time_zone_rule_version,
                                        FileSys::VirtualFile& vfs_file) {
-    impl->SetupTimeZoneManager(location_name, time_zone_updated_time_point,
-                               total_location_name_count, time_zone_rule_version, vfs_file);
+    impl->SetupTimeZoneManager(location_name, time_zone_updated_time_point, location_names,
+                               time_zone_rule_version, vfs_file);
 }
 } // namespace Service::Time
diff --git a/src/core/hle/service/time/time_manager.h b/src/core/hle/service/time/time_manager.h
index 3848da8bc..84572dbfa 100644
--- a/src/core/hle/service/time/time_manager.h
+++ b/src/core/hle/service/time/time_manager.h
@@ -61,7 +61,7 @@ public:
 
     void SetupTimeZoneManager(std::string location_name,
                               Clock::SteadyClockTimePoint time_zone_updated_time_point,
-                              std::size_t total_location_name_count, u128 time_zone_rule_version,
+                              std::vector<std::string> location_names, u128 time_zone_rule_version,
                               FileSys::VirtualFile& vfs_file);
 
 private:
diff --git a/src/core/hle/service/time/time_zone_content_manager.cpp b/src/core/hle/service/time/time_zone_content_manager.cpp
index 86a5acc54..5d60be67a 100644
--- a/src/core/hle/service/time/time_zone_content_manager.cpp
+++ b/src/core/hle/service/time/time_zone_content_manager.cpp
@@ -82,8 +82,8 @@ void TimeZoneContentManager::Initialize(TimeManager& time_manager) {
         GetTimeZoneInfoFile(timezone_setting, vfs_file) == ResultSuccess) {
         const auto time_point{
             time_manager.GetStandardSteadyClockCore().GetCurrentTimePoint(system)};
-        time_manager.SetupTimeZoneManager(timezone_setting, time_point, location_name_cache.size(),
-                                          {}, vfs_file);
+        time_manager.SetupTimeZoneManager(timezone_setting, time_point, location_name_cache, {},
+                                          vfs_file);
     } else {
         time_zone_manager.MarkAsInitialized();
     }
diff --git a/src/core/hle/service/time/time_zone_manager.cpp b/src/core/hle/service/time/time_zone_manager.cpp
index 805ffb902..5e507dff2 100644
--- a/src/core/hle/service/time/time_zone_manager.cpp
+++ b/src/core/hle/service/time/time_zone_manager.cpp
@@ -1076,4 +1076,36 @@ Result TimeZoneManager::GetDeviceLocationName(LocationName& value) const {
     return ResultSuccess;
 }
 
+Result TimeZoneManager::GetTotalLocationNameCount(s32& count) const {
+    if (!is_initialized) {
+        return ERROR_UNINITIALIZED_CLOCK;
+    }
+    count = static_cast<u32>(total_location_name_count);
+
+    return ResultSuccess;
+}
+
+Result TimeZoneManager::GetTimeZoneRuleVersion(u128& version) const {
+    if (!is_initialized) {
+        return ERROR_UNINITIALIZED_CLOCK;
+    }
+    version = time_zone_rule_version;
+
+    return ResultSuccess;
+}
+
+Result TimeZoneManager::LoadLocationNameList(std::vector<LocationName>& values) const {
+    if (!is_initialized) {
+        return ERROR_UNINITIALIZED_CLOCK;
+    }
+
+    for (const auto& name : total_location_names) {
+        LocationName entry{};
+        std::memcpy(entry.data(), name.c_str(), name.size());
+        values.push_back(entry);
+    }
+
+    return ResultSuccess;
+}
+
 } // namespace Service::Time::TimeZone
diff --git a/src/core/hle/service/time/time_zone_manager.h b/src/core/hle/service/time/time_zone_manager.h
index 5ebd4035e..8664f28d1 100644
--- a/src/core/hle/service/time/time_zone_manager.h
+++ b/src/core/hle/service/time/time_zone_manager.h
@@ -21,6 +21,10 @@ public:
         total_location_name_count = value;
     }
 
+    void SetLocationNames(std::vector<std::string> location_names) {
+        total_location_names = location_names;
+    }
+
     void SetTimeZoneRuleVersion(const u128& value) {
         time_zone_rule_version = value;
     }
@@ -33,6 +37,9 @@ public:
                                                  FileSys::VirtualFile& vfs_file);
     Result SetUpdatedTime(const Clock::SteadyClockTimePoint& value);
     Result GetDeviceLocationName(TimeZone::LocationName& value) const;
+    Result GetTotalLocationNameCount(s32& count) const;
+    Result GetTimeZoneRuleVersion(u128& version) const;
+    Result LoadLocationNameList(std::vector<TimeZone::LocationName>& values) const;
     Result ToCalendarTime(const TimeZoneRule& rules, s64 time, CalendarInfo& calendar) const;
     Result ToCalendarTimeWithMyRules(s64 time, CalendarInfo& calendar) const;
     Result ParseTimeZoneRuleBinary(TimeZoneRule& rules, FileSys::VirtualFile& vfs_file) const;
@@ -46,6 +53,7 @@ private:
     std::string device_location_name{"GMT"};
     u128 time_zone_rule_version{};
     std::size_t total_location_name_count{};
+    std::vector<std::string> total_location_names{};
     Clock::SteadyClockTimePoint time_zone_update_time_point{
         Clock::SteadyClockTimePoint::GetRandom()};
 };
diff --git a/src/core/hle/service/time/time_zone_service.cpp b/src/core/hle/service/time/time_zone_service.cpp
index cda8d8343..e8273e152 100644
--- a/src/core/hle/service/time/time_zone_service.cpp
+++ b/src/core/hle/service/time/time_zone_service.cpp
@@ -15,10 +15,10 @@ ITimeZoneService::ITimeZoneService(Core::System& system_,
     static const FunctionInfo functions[] = {
         {0, &ITimeZoneService::GetDeviceLocationName, "GetDeviceLocationName"},
         {1, nullptr, "SetDeviceLocationName"},
-        {2, nullptr, "GetTotalLocationNameCount"},
-        {3, nullptr, "LoadLocationNameList"},
+        {2, &ITimeZoneService::GetTotalLocationNameCount, "GetTotalLocationNameCount"},
+        {3, &ITimeZoneService::LoadLocationNameList, "LoadLocationNameList"},
         {4, &ITimeZoneService::LoadTimeZoneRule, "LoadTimeZoneRule"},
-        {5, nullptr, "GetTimeZoneRuleVersion"},
+        {5, &ITimeZoneService::GetTimeZoneRuleVersion, "GetTimeZoneRuleVersion"},
         {6, nullptr, "GetDeviceLocationNameAndUpdatedTime"},
         {100, &ITimeZoneService::ToCalendarTime, "ToCalendarTime"},
         {101, &ITimeZoneService::ToCalendarTimeWithMyRule, "ToCalendarTimeWithMyRule"},
@@ -45,6 +45,57 @@ void ITimeZoneService::GetDeviceLocationName(HLERequestContext& ctx) {
     rb.PushRaw(location_name);
 }
 
+void ITimeZoneService::GetTotalLocationNameCount(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_Time, "called");
+
+    s32 count{};
+    if (const Result result{
+            time_zone_content_manager.GetTimeZoneManager().GetTotalLocationNameCount(count)};
+        result != ResultSuccess) {
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(result);
+        return;
+    }
+
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push(count);
+}
+
+void ITimeZoneService::LoadLocationNameList(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_Time, "called");
+
+    std::vector<TimeZone::LocationName> location_names{};
+    if (const Result result{
+            time_zone_content_manager.GetTimeZoneManager().LoadLocationNameList(location_names)};
+        result != ResultSuccess) {
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(result);
+        return;
+    }
+
+    ctx.WriteBuffer(location_names);
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push(static_cast<s32>(location_names.size()));
+}
+void ITimeZoneService::GetTimeZoneRuleVersion(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_Time, "called");
+
+    u128 rule_version{};
+    if (const Result result{
+            time_zone_content_manager.GetTimeZoneManager().GetTimeZoneRuleVersion(rule_version)};
+        result != ResultSuccess) {
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(result);
+        return;
+    }
+
+    IPC::ResponseBuilder rb{ctx, 6};
+    rb.Push(ResultSuccess);
+    rb.PushRaw(rule_version);
+}
+
 void ITimeZoneService::LoadTimeZoneRule(HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     const auto raw_location_name{rp.PopRaw<std::array<u8, 0x24>>()};
diff --git a/src/core/hle/service/time/time_zone_service.h b/src/core/hle/service/time/time_zone_service.h
index ea83b5714..952fcb0e2 100644
--- a/src/core/hle/service/time/time_zone_service.h
+++ b/src/core/hle/service/time/time_zone_service.h
@@ -22,6 +22,9 @@ public:
 
 private:
     void GetDeviceLocationName(HLERequestContext& ctx);
+    void GetTotalLocationNameCount(HLERequestContext& ctx);
+    void LoadLocationNameList(HLERequestContext& ctx);
+    void GetTimeZoneRuleVersion(HLERequestContext& ctx);
     void LoadTimeZoneRule(HLERequestContext& ctx);
     void ToCalendarTime(HLERequestContext& ctx);
     void ToCalendarTimeWithMyRule(HLERequestContext& ctx);