Class: Digest::CRC32

Inherits:

Class

• Object
• Class
• Digest::CRC32

Includes:

Instance

Defined in:

lib/crc32.rb

Instance Method Summary

• #finish ⇒ Object
• #initialize ⇒ CRC32 constructor

  A new instance of CRC32.

• #reset ⇒ Object
• #update(str) ⇒ Object

Constructor Details

#initialize ⇒ CRC32

Returns a new instance of CRC32.

# File 'lib/crc32.rb', line 7

def initialize
  reset
end

Instance Method Details

#finish ⇒ Object

# File 'lib/crc32.rb', line 19

def finish
  [@crc32].pack("N")
end

#reset ⇒ Object

# File 'lib/crc32.rb', line 11

def reset
  @crc32 = 0
end

#update(str) ⇒ Object

# File 'lib/crc32.rb', line 15

def update(str)
  @crc32 = Zlib.crc32(str, @crc32)
end