85     pub fn read(&self, fs: &Arc<FATFileSystem>, buf: &mut [u8], offset: u64) -> Result<usize, i32> {  in read()
162     ) -> Result<usize, i32> {  in write()
229     fn ensure_len(&mut self, fs: &Arc<FATFileSystem>, offset: u64, len: u64) -> Result<(), i32> {  in ensure_len()  argument
314     ) -> Result<(), i32> {  in zero_range()  argument
334     pub fn truncate(&mut self, fs: &Arc<FATFileSystem>, new_size: u64) -> Result<(), i32> {  in truncate()  argument
403     ) -> Result<Option<(Cluster, u64)>, i32> {  in find_free_entries()
498     ) -> Result<FATDirEntry, i32> {  in find_entry()
525     pub fn open_file(&self, name: &str, fs: Arc<FATFileSystem>) -> Result<FATFile, i32> {  in open_file()
531     pub fn open_dir(&self, name: &str, fs: Arc<FATFileSystem>) -> Result<FATDir, i32> {  in open_dir()
540     pub fn create_file(&self, name: &str, fs: &Arc<FATFileSystem>) -> Result<FATFile, i32> {  in create_file()
541         let r: Result<FATDirEntryOrShortName, i32> =  in create_file()
558                 let x: Result<FATFile, i32> = self  in create_file()
579     pub fn create_dir(&self, name: &str, fs: &Arc<FATFileSystem>) -> Result<FATDir, i32> {  in create_dir()
580         let r: Result<FATDirEntryOrShortName, i32> =  in create_dir()
665     ) -> Result<FATDirEntryOrShortName, i32> {  in check_existence()
669             let e: Result<FATDirEntry, i32> =  in check_existence()
711     ) -> Result<FATDirEntry, i32> {
780     ) -> Result<(), i32> {  in remove()  argument
808     ) -> Result<(), i32> {  in remove_dir_entries()  argument
827     pub fn get_dir_entry(&self, fs: Arc<FATFileSystem>, name: &str) -> Result<FATDirEntry, i32> {  in get_dir_entry()
843     ) -> Result<FATDirEntry, i32> {  in rename()
995     fn insert_name(&mut self, name_part: &[u16]) -> Result<(), i32> {  in insert_name()  argument
1007     pub fn copy_name_to_slice(&self, dst: &mut [u16]) -> Result<(), i32> {  in copy_name_to_slice()  argument
1029     pub fn validate_long_name(mut name: &str) -> Result<(), i32> {  in validate_long_name()  argument
1066     pub fn flush(&self, fs: Arc<FATFileSystem>, disk_bytes_offset: u64) -> Result<(), i32> {  in flush()  argument
1276     pub fn flush(&self, fs: &Arc<FATFileSystem>, disk_bytes_offset: u64) -> Result<(), i32> {  in flush()  argument
1392     fn get_dir_entry(&mut self) -> Result<(Cluster, u64, Option<FATDirEntry>), i32> {  in get_dir_entry()
1500                     let dir_entry: Result<FATDirEntry, i32> = FATDirEntry::new(  in get_dir_entry()
1563     ) -> Result<Self, i32> {  in new()
1751     pub fn to_file(&self) -> Result<FATFile, i32> {  in to_file()
1765     pub fn to_dir(&self) -> Result<FATDir, i32> {  in to_dir()
1962             let checksum_result: Result<
1963                 Result<u16, core::num::ParseIntError>,
1976     pub fn generate(&self) -> Result<[u8; 11], i32> {  in generate()
2099     fn process(&mut self, longname_dentry: LongDirEntry) -> Result<(), i32> {  in process()  argument
2331 ) -> Result<FATRawDirEntry, i32> {  in get_raw_dir_entry()