Here is a list of all documented files with brief descriptions:

[detail level 1234]

src
browser
commands
cat.c	Implements the cat command for the BSFS filesystem
cd.c	Implements the cd command for the BSFS filesystem
chgrp.c	Implements chgrp command for BSFS
chmod.c	Implements chmod command for BSFS
chown.c	Implements chown command for BSFS
cp.c	Implements the cp command for the BSFS filesystem
dd.c	Implementation of dd command for BSFS
echo.c	Implements the echo command for the BSFS filesystem
fill.c	Implements the fill command for the BSFS browser
list.c	Implements the list command for the BSFS filesystem
mkdir.c	Implements the mkdir command for the BSFS filesystem
mv.c	Implements the mv command for the BSFS filesystem
purge.c	Implements the purge command for the BSFS filesystem
pwd.c	Implements the pwd command for the BSFS filesystem
recovery.c	Implements the recovery listing command for the BSFS filesystem
restore.c	Implements the restore command for the BSFS filesystem
rm.c	Implements the rm command for the BSFS filesystem
rmdir.c	Implements the rmdir command for the BSFS filesystem
stat.c	Implements the stat command for the BSFS filesystem
su.c	Implements su command to switch session identity (testing)
touch.c	Implements the touch command for the BSFS filesystem
umask.c	Implements umask command to show/set umask in octal
whoami.c	Implements whoami command to show uid/gid and umask
api_bsfs.c	High-level API used by the BSFS browser shell
browser_bsfs.c	Browser shell-like for the BSFS file system
commands_bsfs.c	Core browser commands for the BSFS filesystem
format
mkfs_bsfs.c	Formatter utility for the BSFS filesystem image
include
allocate_bsfs.h	Block allocation interface for the BSFS file system
api_bsfs.h	High-level API used by the BSFS browser shell
bitmap_operations_bsfs.h	Bitmap management utilities for the BSFS file system
block_operations_bsfs.h	Low-level block read/write operations for the BSFS file system
browser_bsfs.h	Public interface for the interactive BSFS browser (shell)
bspan_queue_bsfs.h	Header file for managing queues of BSpan entries in the BSFS file system
btree_bsfs.h	Public interface for the B-tree implementation in the BSFS filesystem
commands_bsfs.h	Command table and prototypes for the BSFS browser
create_file_bsfs.h	Interface for file creation operations in the BSFS filesystem
dir_entry_operations_bsfs.h	Directory entry B-tree operations for BSFS (public interface)
directory_operations_bsfs.h	High-level operations for directory management in the BSFS file system
file_operations_bsfs.h	Header file for file-level operations in the BSFS file system
filesystem_bsfs.h	Core data structures for the BSFS (Basic Solution File System)
inode_operations_bsfs.h	Interface for inode management operations in the BSFS file system
mkfs_bsfs.h	Public interface and documentation for the BSFS formatter tool
path_utils_bsfs.h	Utility functions for resolving paths in the BSFS file system
permissions_bsfs.h	Permission helper routines for BSFS (POSIX-like rwx bits)
rec_entry_operations_bsfs.h	Recovery entry B-tree operations for BSFS
rec_gc_bsfs.h	Recovery garbage collection (GC) routines for BSFS
remove_file_bsfs.h	Interface for logical file removal in BSFS
restore_file_bsfs.h	Interface for restoring files from the Recovery tree in BSFS
superblock_operations_bsfs.h	Functions for reading and writing the superblock in the BSFS file system
operations
data_structs
bspan_queue_bsfs.c	Implementation of dynamic queue operations for BSpan allocation
btree_bsfs.c	Implementation of B-tree operations for the BSFS filesystem
directory_operations
dir_entry_operations_bsfs.c	Directory entry B-tree operations for BSFS
directory_operations_bsfs.c	Implementation of high-level directory operations for BSFS
path_utils_bsfs.c	Implementation of path resolution utilities for BSFS
file_operations
create_file_bsfs.c	Implementation of file creation routines in the BSFS filesystem
file_operations_bsfs.c	Implementation of file-level operations in the BSFS file system
remove_file_bsfs.c	Implementation of logical file removal in BSFS
permissions
permissions_bsfs.c	Implementation of POSIX-like permission checks for BSFS
recovery_operations
rec_entry_operations_bsfs.c	Recovery entry B-tree operations for BSFS (implementation)
rec_gc_bsfs.c	On-demand garbage collection for Recovery entries in BSFS
restore_file_bsfs.c	Implementation of file restoration from the Recovery tree in BSFS
struct_operations
allocate_bsfs.c	Functions for allocating blocks in the BSFS file system
block_operations_bsfs.c	Implementation of low-level block I/O operations for BSFS
inode_operations_bsfs.c	Implementation of inode manipulation operations for BSFS
superblock_operations_bsfs.c	Implementation of superblock manipulation functions in the BSFS file system