kc3-lang/brotli/scripts/dictionary/step-03-validate-bin.py

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  Commit

• Hash : 0e42caf3
  Author :
  Date : 2021-08-31T14:07:17
  

  Migrate to github actions (#920)
  
  Not all combinations are migrated to the initial configuration; corresponding TODOs added.
  
  Drive-by: additional combinations uncovered minor portability problems -> fixed
  Drive-by: remove no-longer used "script" files.
  
  Co-authored-by: Eugene Kliuchnikov <eustas@chromium.org>

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• scripts/dictionary/step-03-validate-bin.py

• # Step 03 - validate raw dictionary file.
  #
  # CRC32, MD5, SHA1 and SHA256 checksums for raw binary dictionary are checked.
  
  import hashlib
  import zlib
  
  bin_path = "dictionary.bin"
  
  with open(bin_path, "rb") as raw:
    data = raw.read()
  
  
  def check_digest(name, expected, actual):
    if expected == actual:
      print("[OK] " + name)
    else:
      print("[ERROR] " + name + " | " + expected + " != " + actual)
  
  
  check_digest(
      "CRC32",  # This is the only checksum provided in RFC.
      "0x5136cb04",
      hex(zlib.crc32(data)))
  
  check_digest("MD5", "96cecd2ee7a666d5aa3627d74735b32a",
               hashlib.md5(data).hexdigest())
  
  check_digest("SHA1", "72b41051cb61a9281ba3c4414c289da50d9a7640",
               hashlib.sha1(data).hexdigest())
  
  check_digest(
      "SHA256",
      "20e42eb1b511c21806d4d227d07e5dd06877d8ce7b3a817f378f313653f35c70",
      hashlib.sha256(data).hexdigest())
  

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