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--	bis_factory.cpp	5342	log stats plain blame
-rw-r--r--	bis_factory.h	2277	log stats plain blame
-rw-r--r--	card_image.cpp	10877	log stats plain blame
-rw-r--r--	card_image.h	4033	log stats plain blame
-rw-r--r--	common_funcs.h	1461	log stats plain blame
-rw-r--r--	content_archive.cpp	6042	log stats plain blame
-rw-r--r--	content_archive.h	2795	log stats plain blame
-rw-r--r--	control_metadata.cpp	3734	log stats plain blame
-rw-r--r--	control_metadata.h	3748	log stats plain blame
-rw-r--r--	errors.h	6692	log stats plain blame
-rw-r--r--	fs_directory.h	1086	log stats plain blame
-rw-r--r--	fs_file.h	1511	log stats plain blame
-rw-r--r--	fs_filesystem.h	1789	log stats plain blame
-rw-r--r--	fs_memory_management.h	964	log stats plain blame
-rw-r--r--	fs_operate_range.h	464	log stats plain blame
-rw-r--r--	fs_path.h	16458	log stats plain blame
-rw-r--r--	fs_path_utility.h	43929	log stats plain blame
-rw-r--r--	fs_save_data_types.h	5915	log stats plain blame
-rw-r--r--	fs_string_util.h	8004	log stats plain blame
d---------	fsa	128	log stats plain
-rw-r--r--	fsmitm_romfsbuild.cpp	13403	log stats plain blame
-rw-r--r--	fsmitm_romfsbuild.h	1523	log stats plain blame
d---------	fssrv	43	log stats plain
d---------	fssystem	2625	log stats plain
-rw-r--r--	ips_layer.cpp	11766	log stats plain blame
-rw-r--r--	ips_layer.h	964	log stats plain blame
-rw-r--r--	kernel_executable.cpp	6658	log stats plain blame
-rw-r--r--	kernel_executable.h	2429	log stats plain blame
-rw-r--r--	nca_metadata.cpp	4477	log stats plain blame
-rw-r--r--	nca_metadata.h	3041	log stats plain blame
-rw-r--r--	partition_filesystem.cpp	3806	log stats plain blame
-rw-r--r--	partition_filesystem.h	2282	log stats plain blame
-rw-r--r--	patch_manager.cpp	27095	log stats plain blame
-rw-r--r--	patch_manager.h	3411	log stats plain blame
-rw-r--r--	program_metadata.cpp	9598	log stats plain blame
-rw-r--r--	program_metadata.h	5446	log stats plain blame
-rw-r--r--	registered_cache.cpp	36968	log stats plain blame
-rw-r--r--	registered_cache.h	10601	log stats plain blame
-rw-r--r--	romfs.cpp	5225	log stats plain blame
-rw-r--r--	romfs.h	475	log stats plain blame
-rw-r--r--	romfs_factory.cpp	3514	log stats plain blame
-rw-r--r--	romfs_factory.h	1788	log stats plain blame
-rw-r--r--	savedata_factory.cpp	7281	log stats plain blame
-rw-r--r--	savedata_factory.h	1708	log stats plain blame
-rw-r--r--	sdmc_factory.cpp	1948	log stats plain blame
-rw-r--r--	sdmc_factory.h	987	log stats plain blame
-rw-r--r--	submission_package.cpp	9265	log stats plain blame
-rw-r--r--	submission_package.h	2716	log stats plain blame
d---------	system_archive	545	log stats plain
d---------	vfs	637	log stats plain
-rw-r--r--	xts_archive.cpp	5758	log stats plain blame
-rw-r--r--	xts_archive.h	1528	log stats plain blame