Class: Snxvpn::RSA

Inherits:
OpenSSL::PKey::RSA
  • Object
show all
Defined in:
lib/snxvpn/rsa.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(mod, exp) ⇒ RSA

Returns a new instance of RSA.



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# File 'lib/snxvpn/rsa.rb', line 10

def initialize(mod, exp)
  pubkey = create_encoded_pubkey_from([mod].pack("H*"), [exp].pack("H*"))
  hexkey = [pubkey].pack("H*")
  pemkey =  "-----BEGIN RSA PUBLIC KEY-----\n#{Base64.encode64 hexkey}-----END RSA PUBLIC KEY-----"
  super(pemkey)
end

Class Method Details

.parse(body) ⇒ Object 



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# File 'lib/snxvpn/rsa.rb', line 4

def self.parse(body)
  mod = body.match(/var *modulus *\= *\'(\w+)\'/).to_a[1]
  exp = body.match(/var *exponent *\= *\'(\w+)\'/).to_a[1]
  new(mod, exp) if mod && exp
end

Instance Method Details

#hex_encrypt(s) ⇒ Object 



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# File 'lib/snxvpn/rsa.rb', line 17

def hex_encrypt(s)
  public_encrypt(s).reverse.unpack("H*").first
end