/* Open directory */
int32 OS_DirectoryOpen(osal_id_t *dir_id, const char *path)
/* Close directory */
int32 OS_DirectoryClose(osal_id_t dir_id)
/* Rewind an open directory */
int32 OS_DirectoryRewind(osal_id_t dir_id)
/* Read next name in open directory */
int32 OS_DirectoryRead(osal_id_t dir_id, os_dirent_t, *dirent)
/* Make directory */
int32 OS_mkdir(const char *path, uint32 access)
/* Remove directory */
int32 OS_rmdir(const char *path)- See OSAL FS