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hashmatch

Prototype:hashmatch(filename, algorithm, hash)

Return type:boolean

Description: Compute the hash of filefilename using the hashalgorithm and test if it matcheshash.

This function may be used to determine whether a system has a particularversion of a binary file (e.g. software patch).

Arguments:

• filename:string - Filename to hash - in the range:"?(/.*)
• algorithm: - Hash or digest algorithm - one of
  • md5
  • sha1
  • sha256
  • sha384
  • sha512
• hash:string - ASCII representation of hash for comparison - in the range:[a-zA-Z0-9_$(){}\[\].:]+

hash is an ASCII representation of the hash for comparison.

Example:

bundleagentexample{classes:"matches"expression=>hashmatch("/etc/passwd","md5","c5068b7c2b1707f8939b283a2758a691");reports:matches::"File has correct version";}

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