svn commit: r1679907 - /subversion/trunk/subversion/libsvn_fs_fs/structure

[da...@apache.org]

Author: danielsh
Date: Sun May 17 23:15:22 2015
New Revision: 1679907

URL: http://svn.apache.org/r1679907
Log:
* subversion/libsvn_fs_fs/structure:
    Restore an overview bullet that had been lost and add a brief summary
    of the indexes' interface.

Modified:
    subversion/trunk/subversion/libsvn_fs_fs/structure

Modified: subversion/trunk/subversion/libsvn_fs_fs/structure
URL: http://svn.apache.org/viewvc/subversion/trunk/subversion/libsvn_fs_fs/structure?rev=1679907&r1=1679906&r2=1679907&view=diff
==============================================================================
--- subversion/trunk/subversion/libsvn_fs_fs/structure (original)
+++ subversion/trunk/subversion/libsvn_fs_fs/structure Sun May 17 23:15:22 2015
@@ -525,6 +525,7 @@ A revision file contains a concatenation
   * Text and property representations
   * Node-revisions
   * The changed-path data
+  * Two offsets at the very end (physical addressing only)
   * Index data (logical addressing only)
   * Revision / pack file footer (logical addressing only)
 
@@ -757,6 +758,9 @@ Format 7 introduces logical addressing t
 to be translated / mapped to physical rev / pack file offsets.
 These indexes are appended to the respective rev / pack file.
 
+The indexes map (revision number, item-index) pairs to absolute file offsets
+and absolute file offsets to (revision number, item-index, item metadata).
+
 Details of the binary format used by these index files can be
 found in structure-indexes.