3 files changed, 37 insertions, 1 deletions

diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index c8d65f328..f8f9e32f7 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -261,6 +261,18 @@ ResultVal<FileSys::EntryType> VfsDirectoryServiceWrapper::GetEntryType(
     return FileSys::ERROR_PATH_NOT_FOUND;
 }
 
+ResultVal<FileSys::FileTimeStampRaw> VfsDirectoryServiceWrapper::GetFileTimeStampRaw(
+    const std::string& path) const {
+    auto dir = GetDirectoryRelativeWrapped(backing, Common::FS::GetParentPath(path));
+    if (dir == nullptr) {
+        return FileSys::ERROR_PATH_NOT_FOUND;
+    }
+    if (GetEntryType(path).Failed()) {
+        return FileSys::ERROR_PATH_NOT_FOUND;
+    }
+    return MakeResult(dir->GetFileTimeStamp(Common::FS::GetFilename(path)));
+}
+
 FileSystemController::FileSystemController(Core::System& system_) : system{system_} {}
 
 FileSystemController::~FileSystemController() = default;
diff --git a/src/core/hle/service/filesystem/filesystem.h b/src/core/hle/service/filesystem/filesystem.h
index d387af3cb..b155e0811 100644
--- a/src/core/hle/service/filesystem/filesystem.h
+++ b/src/core/hle/service/filesystem/filesystem.h
@@ -240,6 +240,12 @@ public:
      */
     ResultVal<FileSys::EntryType> GetEntryType(const std::string& path) const;
 
+    /**
+     * Get the timestamp of the specified path
+     * @return The timestamp of the specified path or error code
+     */
+    ResultVal<FileSys::FileTimeStampRaw> GetFileTimeStampRaw(const std::string& path) const;
+
 private:
     FileSys::VirtualDir backing;
 };
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index db4d44c12..50c788dd6 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -326,7 +326,7 @@ public:
             {11, &IFileSystem::GetFreeSpaceSize, "GetFreeSpaceSize"},
             {12, &IFileSystem::GetTotalSpaceSize, "GetTotalSpaceSize"},
             {13, &IFileSystem::CleanDirectoryRecursively, "CleanDirectoryRecursively"},
-            {14, nullptr, "GetFileTimeStampRaw"},
+            {14, &IFileSystem::GetFileTimeStampRaw, "GetFileTimeStampRaw"},
             {15, nullptr, "QueryEntry"},
         };
         RegisterHandlers(functions);
@@ -501,6 +501,24 @@ public:
         rb.Push(size.get_total_size());
     }
 
+    void GetFileTimeStampRaw(Kernel::HLERequestContext& ctx) {
+        const auto file_buffer = ctx.ReadBuffer();
+        const std::string name = Common::StringFromBuffer(file_buffer);
+
+        LOG_WARNING(Service_FS, "(Partial Implementation) called. file={}", name);
+
+        auto result = backend.GetFileTimeStampRaw(name);
+        if (result.Failed()) {
+            IPC::ResponseBuilder rb{ctx, 2};
+            rb.Push(result.Code());
+            return;
+        }
+
+        IPC::ResponseBuilder rb{ctx, 10};
+        rb.Push(ResultSuccess);
+        rb.PushRaw(*result);
+    }
+
 private:
     VfsDirectoryServiceWrapper backend;
     SizeGetter size;