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Server for synchronization of files

  • US 7,657,517 B2
  • Filed: 01/05/2006
  • Issued: 02/02/2010
  • Est. Priority Date: 03/16/2001
  • Status: Expired due to Fees
First Claim
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1. A synchronization file system installed on a server for synchronizing a first user account on the server with a second user account on a client, comprising:

  • a server sync index (SSI) for the first user account, the SSI identifying the current state of the first user account on the server;

    a first directory entry for a file system directory in the first user account, including a first metadata item containing a directory sync index (DSI), the DSI identifying the last change to the file system directory or to an object within the file system directory;

    a second directory entry for a file in the first user account, including a second metadata item containing a file sync index (FSI), the FSI identifying the last change to the file; and

    means for assigning a server ID (SID) to at least one of the first metadata item for the first directory entry and the second metadata item for the second directory entry.

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