file_sys « core « src - anonymous/yuzu - yuzu is the world's most popular, open-source, Nintendo Switch emulator — started by the creators of Citra. It is written in C++ with portability in mind,

Mode	Name	Size
-rw-r--r--	directory.h	1648	log stats plain blame
-rw-r--r--	disk_filesystem.cpp	7371	log stats plain blame
-rw-r--r--	disk_filesystem.h	2845	log stats plain blame
-rw-r--r--	errors.h	933	log stats plain blame
-rw-r--r--	filesystem.cpp	3056	log stats plain blame
-rw-r--r--	filesystem.h	6041	log stats plain blame
-rw-r--r--	partition_filesystem.cpp	4280	log stats plain blame
-rw-r--r--	partition_filesystem.h	2110	log stats plain blame
-rw-r--r--	path_parser.cpp	2808	log stats plain blame
-rw-r--r--	path_parser.h	1932	log stats plain blame
-rw-r--r--	program_metadata.cpp	4463	log stats plain blame
-rw-r--r--	program_metadata.h	4027	log stats plain blame
-rw-r--r--	romfs_factory.cpp	1360	log stats plain blame
-rw-r--r--	romfs_factory.h	947	log stats plain blame
-rw-r--r--	romfs_filesystem.cpp	4269	log stats plain blame
-rw-r--r--	romfs_filesystem.h	2958	log stats plain blame
-rw-r--r--	savedata_factory.cpp	1977	log stats plain blame
-rw-r--r--	savedata_factory.h	879	log stats plain blame
-rw-r--r--	sdmc_factory.cpp	1387	log stats plain blame
-rw-r--r--	sdmc_factory.h	823	log stats plain blame
-rw-r--r--	storage.h	1716	log stats plain blame