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From "Julius Davies (JIRA)" <j...@apache.org>
Subject [jira] [Created] (COMPRESS-211) handle zip extra field 0x7875 - Info Zip New Unix Extra Field
Date Thu, 06 Dec 2012 02:48:57 GMT
Julius Davies created COMPRESS-211:
--------------------------------------

             Summary: handle zip extra field 0x7875 - Info Zip New Unix Extra Field
                 Key: COMPRESS-211
                 URL: https://issues.apache.org/jira/browse/COMPRESS-211
             Project: Commons Compress
          Issue Type: Improvement
          Components: Archivers
            Reporter: Julius Davies
            Priority: Minor


>From Info Zip (zip-3.0)'s source archive (proginfo/extrafld.txt):


         -Info-ZIP New Unix Extra Field:
          ====================================

          Currently stores Unix UIDs/GIDs up to 32 bits.
          (Last Revision 20080509)

          Value         Size        Description
          -----         ----        -----------
  (UnixN) 0x7875        Short       tag for this extra block type ("ux")
          TSize         Short       total data size for this block
          Version       1 byte      version of this extra field, currently 1
          UIDSize       1 byte      Size of UID field
          UID           Variable    UID for this entry
          GIDSize       1 byte      Size of GID field
          GID           Variable    GID for this entry


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