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EzCrypto::Digester

Public Class Methods

digest(data,size=16) click to toggle source
# File lib/ezcrypto.rb, line 579
def self.digest(data,size=16)
  if size==0
    ""
  elsif size<=16
    Digest::SHA1.digest(data)[0..(size-1)]
  else
    Digest::SHA256.digest(data)[0..(size-1)]
  end
end
digest64(data,size=16) click to toggle source
# File lib/ezcrypto.rb, line 605
def self.digest64(data,size=16)
  Base64.encode64(digest(data,size))
end
generate_hexkey(size=40) click to toggle source
# File lib/ezcrypto.rb, line 571
def self.generate_hexkey(size=40)
    key=OpenSSL::Random.random_bytes(size)
    hexdigest(key,size)
end
generate_key(size=16) click to toggle source
# File lib/ezcrypto.rb, line 556
def self.generate_key(size=16)
    key=OpenSSL::Random.random_bytes(size)
    digest(key,size)
end
generate_key64(size=32) click to toggle source
# File lib/ezcrypto.rb, line 564
def self.generate_key64(size=32)
    key=OpenSSL::Random.random_bytes(size)
    digest64(key,size)
end
get_key(password,salt,size) click to toggle source

Various handy Digest methods.

Warning! The interface may change.

# File lib/ezcrypto.rb, line 549
def self.get_key(password,salt,size)
    digest(salt+password,size)
end
hexdigest(data,size=40) click to toggle source
# File lib/ezcrypto.rb, line 592
def self.hexdigest(data,size=40)
  if size==0
    ""
  elsif size<=40
    Digest::SHA1.hexdigest(data)[0..(size-1)]
  else
    Digest::SHA256.hexdigest(data)[0..(size-1)]
  end
end

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