 
utility:                                                                        
cmsfs_vopen(), cmsfs_vclose() 
cmsfs_fopen(), cmsfs_fclose() 
cmsfs_read                                                                      
 
driver:                                                                         
cmsfs_mount() 
cmsfs_init(), cmsfs_cleanup() 
init_module(), cleanup_module() 
 
common:                                                                         
cmsfs_map_ADT() 
cmsfs_map_FST() 
 
changing (unique code for util and driver): 
cmsfs_error() 
cmsfs_bread() 
cmsfs_malloc() 
cmsfs_free() 


