REBOL Programming/checksum

USAGE:

CHECKSUM data /tcp /secure /hash size /method word /key key-value 

DESCRIPTION:

Returns a CRC or other type of checksum.

CHECKSUM is a native value.

ARGUMENTS

• data -- Data to checksum (Type: any-string)

REFINEMENTS

• /tcp -- Returns an Internet TCP 16-bit checksum.
• /secure -- Returns a cryptographically secure checksum.
• /hash -- Returns a hash value
  • size -- Size of the hash table (Type: integer)
• /method -- Method to use
  • word -- Method: SHA1 MD5 (Type: word)
• /key -- Returns keyed HMAC value
  • key-value -- Key to use (Type: any-string)

SOURCE CODE

checksum: native[
    "Returns a CRC or other type of checksum." 
    data [any-string!] "Data to checksum" 
    /tcp "Returns an Internet TCP 16-bit checksum." 
    /secure "Returns a cryptographically secure checksum." 
    /hash "Returns a hash value" 
    size [integer!] "Size of the hash table" 
    /method "Method to use" 
    word [word!] "Method: SHA1 MD5" 
    /key "Returns keyed HMAC value" 
    key-value [any-string!] "Key to use"
]

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