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begin
require "openssl"
rescue LoadError
end
require "test/unit"
if defined?(OpenSSL)
class OpenSSL::TestCipher < Test::Unit::TestCase
def setup
@c1 = OpenSSL::Cipher::Cipher.new("DES-EDE3-CBC")
@c2 = OpenSSL::Cipher::DES.new(:EDE3, "CBC")
@key = "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
@iv = "\0\0\0\0\0\0\0\0"
@iv1 = "\1\1\1\1\1\1\1\1"
@hexkey = "0000000000000000000000000000000000000000000000"
@hexiv = "0000000000000000"
@data = "DATA"
end
def teardown
@c1 = @c2 = nil
end
def test_crypt
@c1.encrypt.pkcs5_keyivgen(@key, @iv)
@c2.encrypt.pkcs5_keyivgen(@key, @iv)
s1 = @c1.update(@data) + @c1.final
s2 = @c2.update(@data) + @c2.final
assert_equal(s1, s2, "encrypt")
@c1.decrypt.pkcs5_keyivgen(@key, @iv)
@c2.decrypt.pkcs5_keyivgen(@key, @iv)
assert_equal(@data, @c1.update(s1)+@c1.final, "decrypt")
assert_equal(@data, @c2.update(s2)+@c2.final, "decrypt")
end
def test_info
assert_equal("DES-EDE3-CBC", @c1.name, "name")
assert_equal("DES-EDE3-CBC", @c2.name, "name")
assert_kind_of(Fixnum, @c1.key_len, "key_len")
assert_kind_of(Fixnum, @c1.iv_len, "iv_len")
end
def test_dup
assert_equal(@c1.name, @c1.dup.name, "dup")
assert_equal(@c1.name, @c1.clone.name, "clone")
@c1.encrypt
@c1.key = @key
@c1.iv = @iv
tmpc = @c1.dup
s1 = @c1.update(@data) + @c1.final
s2 = tmpc.update(@data) + tmpc.final
assert_equal(s1, s2, "encrypt dup")
end
def test_reset
@c1.encrypt
@c1.key = @key
@c1.iv = @iv
s1 = @c1.update(@data) + @c1.final
@c1.reset
s2 = @c1.update(@data) + @c1.final
assert_equal(s1, s2, "encrypt reset")
end
def test_set_iv
@c1.encrypt
@c1.key = @key
@c1.iv = @iv
s1 = @c1.update(@data) + @c1.final
@c1.iv = @iv1
s1 += @c1.update(@data) + @c1.final
@c1.reset
@c1.iv = @iv
s2 = @c1.update(@data) + @c1.final
@c1.iv = @iv1
s2 += @c1.update(@data) + @c1.final
assert_equal(s1, s2, "encrypt reset")
end
def test_empty_data
@c1.encrypt
assert_raise(ArgumentError){ @c1.update("") }
end
def test_disable_padding(padding=0)
# assume a padding size of 8
# encrypt the data with padding
@c1.encrypt
@c1.key = @key
@c1.iv = @iv
encrypted_data = @c1.update(@data) + @c1.final
assert_equal(8, encrypted_data.size)
# decrypt with padding disabled
@c1.decrypt
@c1.padding = padding
decrypted_data = @c1.update(encrypted_data) + @c1.final
# check that the result contains the padding
assert_equal(8, decrypted_data.size)
assert_equal(@data, decrypted_data[0...@data.size])
end
if RUBY_PLATFORM =~ /java/
# JRuby extension - using Java padding types
def test_disable_padding_javastyle
test_disable_padding('NoPadding')
end
def test_iso10126_padding
@c1.encrypt
@c1.key = @key
@c1.iv = @iv
@c1.padding = 'ISO10126Padding'
encrypted_data = @c1.update(@data) + @c1.final
# decrypt with padding disabled to see the padding
@c1.decrypt
@c1.padding = 0
decrypted_data = @c1.update(encrypted_data) + @c1.final
assert_equal(@data, decrypted_data[0...@data.size])
# last byte should be the amount of padding
assert_equal(4, decrypted_data[-1])
end
def test_iso10126_padding_boundry
@data = 'HELODATA' # 8 bytes, same as padding size
@c1.encrypt
@c1.key = @key
@c1.iv = @iv
@c1.padding = 'ISO10126Padding'
encrypted_data = @c1.update(@data) + @c1.final
# decrypt with padding disabled to see the padding
@c1.decrypt
@c1.padding = 0
decrypted_data = @c1.update(encrypted_data) + @c1.final
assert_equal(@data, decrypted_data[0...@data.size])
# padding should be one whole block
assert_equal(8, decrypted_data[-1])
end
end
if OpenSSL::OPENSSL_VERSION_NUMBER > 0x00907000
def test_ciphers
OpenSSL::Cipher.ciphers.each{|name|
assert(OpenSSL::Cipher::Cipher.new(name).is_a?(OpenSSL::Cipher::Cipher))
}
end
def test_AES
pt = File.read(__FILE__)
%w(ECB CBC CFB OFB).each{|mode|
c1 = OpenSSL::Cipher::AES256.new(mode)
c1.encrypt
c1.pkcs5_keyivgen("passwd")
ct = c1.update(pt) + c1.final
c2 = OpenSSL::Cipher::AES256.new(mode)
c2.decrypt
c2.pkcs5_keyivgen("passwd")
assert_equal(pt, c2.update(ct) + c2.final)
}
end
end
# JRUBY-4028
def test_jruby_4028
key = "0599E113A7EE32A9"
data = "1234567890~5J96LC303C1D22DD~20090930005944~http%3A%2F%2Flocalhost%3A8080%2Flogin%3B0%3B1~http%3A%2F%2Fmix-stage.oracle.com%2F~00"
c1 = OpenSSL::Cipher::Cipher.new("DES-CBC")
c1.padding = 0
c1.iv = "0" * 8
c1.encrypt
c1.key = key
e = c1.update data
e << c1.final
c2 = OpenSSL::Cipher::Cipher.new("DES-CBC")
c2.padding = 0
c2.iv = "0" * 8
c2.decrypt
c2.key = key
d = c2.update e
d << c2.final
assert_equal "\342\320B.\300&X\310\344\253\025\215\017*\22015\344\024D\342\213\361\336\311\271\326\016\243\214\026\2545\002\237,\017s\202\316&Ew\323\221H\376\200\304\201\365\332Im\240\361\037\246\3536\001A2\341\324o0\350\364%=\325\330\240\324u\225\304h\277\272\361f\024\324\352\336\353N\002/]C\370!\003)\212oa\225\207\333\340\245\207\024\351\037\327[\212\001{\216\f\315\345\372\v\226\r\233?\002\vJK", e
assert_equal data, d
end
end
end
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