Changes between Version 40 and Version 41 of file_system

Timestamp:

Jan 31, 2016, 2:15:45 PM (9 years ago)

Author:

alain

Comment:

--

file_system

@@ -367 +367 @@
 
 === __unsigned int '''_add_dir_entry'''( fat_inode_t* child , fat_inode_t* parent )__ ===
-
-The following function add new <child> in the Cache-File of the <parent> directory.
-It accesses the File_Cache associated to the parent directory, and scan the clusters allocated to this directory to find the NO_MORE entry.
-This entry will be the first modified entry in the parent directory. Regarding the name storage, it uses LFN entries for all names. 
-Therefore, it writes 1, 2, or 3 LFN entries (depending on the child name actual length, it writes one NORMAL entry, and writes the new NOMORE entry.
-It updates the dentry field in the child inode.
-It set the dirty bit for all modified File-Cache buffers.
+The following function add new <child> entry in the Cache-File of the <parent> directory. It accesses the File_Cache associated to the parent directory, 
+and scan the clusters allocated to this directory to find the NO_MORE entry, that will be the first modified entry in the directory.
+Regarding the name storage, it uses LFN entries for all names, but computes a legal (upper case / 8.3) SFN name that will be stored in the NORMAL entry.
+It writes 1, 2, or 3 LFN entries (depending on the child name actual length), writes one NORMAL entry, and writes the new NO_MORE entry.
+It updates the dentry field in the child inode. It set the dirty bit for all modified File-Cache buffers.
 The block device is not modified by this function.