Class: EzCrypto::Digester

Inherits:
Object
  • Object
show all
Defined in:
lib/gems/ezcrypto-0.7/lib/ezcrypto.rb

Class Method Summary collapse

Class Method Details

.digest(data, size = 16) ⇒ Object 



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# File 'lib/gems/ezcrypto-0.7/lib/ezcrypto.rb', line 572

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) ⇒ Object 



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# File 'lib/gems/ezcrypto-0.7/lib/ezcrypto.rb', line 585

def self.digest64(data)
  Base64.encode64(digest(data))
end

.generate_key(size = 16) ⇒ Object 



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# File 'lib/gems/ezcrypto-0.7/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) ⇒ Object 



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# File 'lib/gems/ezcrypto-0.7/lib/ezcrypto.rb', line 564

def self.generate_key64(size=32)
    key=OpenSSL::Random.random_bytes(size)
    digest(key,size)
end

.get_key(password, salt, size) ⇒ Object

Various handy Digest methods.

Warning! The interface may change.



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# File 'lib/gems/ezcrypto-0.7/lib/ezcrypto.rb', line 549

def self.get_key(password,salt,size)
    digest(salt+password,size)
end