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knarita / wbackup
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@Kunihiro Narita Kunihiro Narita authored on 12 Sep 2020
Kunihiro Narita committed on 14 Sep 2020
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README.md

wbackup

  1. Calclate 32bit checksum and SHA256 hash.
  2. this file exist in duplicate check database.
  3. if not exist then comppress source file and export binary database.
  4. add sourcefile database.
  5. remove oldest files.
  6. remove archive flags.

duplicate check database

  • 32bit checksum
  • SHA-256 hash
  • backup count (64bit)
  • binary stream id (64bit)

binary data stream

  • backup count (64bit)
  • binary stream id (64bit)
  • 32bit HEX