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	ASN1_dup() will not copy the 'pkey' field of a PKCS7_SIGNER_INFO object
by design; it is a temporary field kept until the PKCS7 structure is
finalized. Let's bump reference counter of the pkey in the original
object and use it in the new object, too.
This commit also removes PKCS7#add_signer's routine to add the
content-type attribute as a signed attribute automatically. This
behavior was not documented or tested. This change should not break any
working user code since the method was completely useless without the
change above.
20ca7a27a8
		
	
			
		
			
				
	
	
		
			327 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			327 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: true
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require_relative 'utils'
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if defined?(OpenSSL)
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class OpenSSL::TestPKCS7 < OpenSSL::TestCase
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  def setup
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    super
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    @rsa1024 = Fixtures.pkey("rsa1024")
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    @rsa2048 = Fixtures.pkey("rsa2048")
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    ca = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=CA")
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    ee1 = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=EE1")
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    ee2 = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=EE2")
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    ca_exts = [
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      ["basicConstraints","CA:TRUE",true],
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      ["keyUsage","keyCertSign, cRLSign",true],
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      ["subjectKeyIdentifier","hash",false],
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      ["authorityKeyIdentifier","keyid:always",false],
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    ]
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    @ca_cert = issue_cert(ca, @rsa2048, 1, ca_exts, nil, nil)
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    ee_exts = [
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      ["keyUsage","Non Repudiation, Digital Signature, Key Encipherment",true],
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      ["authorityKeyIdentifier","keyid:always",false],
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      ["extendedKeyUsage","clientAuth, emailProtection, codeSigning",false],
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    ]
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    @ee1_cert = issue_cert(ee1, @rsa1024, 2, ee_exts, @ca_cert, @rsa2048)
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    @ee2_cert = issue_cert(ee2, @rsa1024, 3, ee_exts, @ca_cert, @rsa2048)
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  end
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  def test_signed
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    store = OpenSSL::X509::Store.new
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    store.add_cert(@ca_cert)
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    ca_certs = [@ca_cert]
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    data = "aaaaa\r\nbbbbb\r\nccccc\r\n"
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    tmp = OpenSSL::PKCS7.sign(@ee1_cert, @rsa1024, data, ca_certs)
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    p7 = OpenSSL::PKCS7.new(tmp.to_der)
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    certs = p7.certificates
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    signers = p7.signers
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    assert(p7.verify([], store))
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    assert_equal(data, p7.data)
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    assert_equal(2, certs.size)
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    assert_equal(@ee1_cert.subject.to_s, certs[0].subject.to_s)
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    assert_equal(@ca_cert.subject.to_s, certs[1].subject.to_s)
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    assert_equal(1, signers.size)
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    assert_equal(@ee1_cert.serial, signers[0].serial)
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    assert_equal(@ee1_cert.issuer.to_s, signers[0].issuer.to_s)
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    # Normally OpenSSL tries to translate the supplied content into canonical
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    # MIME format (e.g. a newline character is converted into CR+LF).
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    # If the content is a binary, PKCS7::BINARY flag should be used.
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    data = "aaaaa\nbbbbb\nccccc\n"
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    flag = OpenSSL::PKCS7::BINARY
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    tmp = OpenSSL::PKCS7.sign(@ee1_cert, @rsa1024, data, ca_certs, flag)
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    p7 = OpenSSL::PKCS7.new(tmp.to_der)
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    certs = p7.certificates
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    signers = p7.signers
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    assert(p7.verify([], store))
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    assert_equal(data, p7.data)
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    assert_equal(2, certs.size)
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    assert_equal(@ee1_cert.subject.to_s, certs[0].subject.to_s)
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    assert_equal(@ca_cert.subject.to_s, certs[1].subject.to_s)
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    assert_equal(1, signers.size)
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    assert_equal(@ee1_cert.serial, signers[0].serial)
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    assert_equal(@ee1_cert.issuer.to_s, signers[0].issuer.to_s)
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    # A signed-data which have multiple signatures can be created
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    # through the following steps.
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    #   1. create two signed-data
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    #   2. copy signerInfo and certificate from one to another
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    tmp1 = OpenSSL::PKCS7.sign(@ee1_cert, @rsa1024, data, [], flag)
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    tmp2 = OpenSSL::PKCS7.sign(@ee2_cert, @rsa1024, data, [], flag)
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    tmp1.add_signer(tmp2.signers[0])
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    tmp1.add_certificate(@ee2_cert)
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    p7 = OpenSSL::PKCS7.new(tmp1.to_der)
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    certs = p7.certificates
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    signers = p7.signers
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    assert(p7.verify([], store))
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    assert_equal(data, p7.data)
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    assert_equal(2, certs.size)
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    assert_equal(2, signers.size)
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    assert_equal(@ee1_cert.serial, signers[0].serial)
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    assert_equal(@ee1_cert.issuer.to_s, signers[0].issuer.to_s)
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    assert_equal(@ee2_cert.serial, signers[1].serial)
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    assert_equal(@ee2_cert.issuer.to_s, signers[1].issuer.to_s)
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  end
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  def test_signed_add_signer
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    data = "aaaaa\nbbbbb\nccccc\n"
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    psi = OpenSSL::PKCS7::SignerInfo.new(@ee1_cert, @rsa1024, "sha256")
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    p7 = OpenSSL::PKCS7.new
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    p7.type = :signed
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    p7.add_signer(psi)
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    p7.add_certificate(@ee1_cert)
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    p7.add_certificate(@ca_cert)
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    p7.add_data(data)
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    store = OpenSSL::X509::Store.new
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    store.add_cert(@ca_cert)
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    assert_equal(true, p7.verify([], store))
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    assert_equal(true, OpenSSL::PKCS7.new(p7.to_der).verify([], store))
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    assert_equal(1, p7.signers.size)
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  end
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  def test_detached_sign
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    store = OpenSSL::X509::Store.new
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    store.add_cert(@ca_cert)
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    ca_certs = [@ca_cert]
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    data = "aaaaa\nbbbbb\nccccc\n"
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    flag = OpenSSL::PKCS7::BINARY|OpenSSL::PKCS7::DETACHED
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    tmp = OpenSSL::PKCS7.sign(@ee1_cert, @rsa1024, data, ca_certs, flag)
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    p7 = OpenSSL::PKCS7.new(tmp.to_der)
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    assert_nothing_raised do
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      OpenSSL::ASN1.decode(p7)
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    end
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    certs = p7.certificates
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    signers = p7.signers
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    assert(!p7.verify([], store))
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    assert(p7.verify([], store, data))
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    assert_equal(data, p7.data)
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    assert_equal(2, certs.size)
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    assert_equal(@ee1_cert.subject.to_s, certs[0].subject.to_s)
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    assert_equal(@ca_cert.subject.to_s, certs[1].subject.to_s)
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    assert_equal(1, signers.size)
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    assert_equal(@ee1_cert.serial, signers[0].serial)
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    assert_equal(@ee1_cert.issuer.to_s, signers[0].issuer.to_s)
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  end
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  def test_enveloped
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    certs = [@ee1_cert, @ee2_cert]
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    cipher = OpenSSL::Cipher::AES.new("128-CBC")
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    data = "aaaaa\nbbbbb\nccccc\n"
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    tmp = OpenSSL::PKCS7.encrypt(certs, data, cipher, OpenSSL::PKCS7::BINARY)
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    p7 = OpenSSL::PKCS7.new(tmp.to_der)
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    recip = p7.recipients
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    assert_equal(:enveloped, p7.type)
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    assert_equal(2, recip.size)
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    assert_equal(@ca_cert.subject.to_s, recip[0].issuer.to_s)
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    assert_equal(2, recip[0].serial)
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    assert_equal(data, p7.decrypt(@rsa1024, @ee1_cert))
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    assert_equal(@ca_cert.subject.to_s, recip[1].issuer.to_s)
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    assert_equal(3, recip[1].serial)
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    assert_equal(data, p7.decrypt(@rsa1024, @ee2_cert))
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    assert_equal(data, p7.decrypt(@rsa1024))
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  end
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  def test_graceful_parsing_failure #[ruby-core:43250]
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    contents = File.read(__FILE__)
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    assert_raise(ArgumentError) { OpenSSL::PKCS7.new(contents) }
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  end
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  def test_set_type_signed
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    p7 = OpenSSL::PKCS7.new
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    p7.type = "signed"
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    assert_equal(:signed, p7.type)
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  end
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  def test_set_type_data
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    p7 = OpenSSL::PKCS7.new
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    p7.type = "data"
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    assert_equal(:data, p7.type)
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  end
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  def test_set_type_signed_and_enveloped
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    p7 = OpenSSL::PKCS7.new
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    p7.type = "signedAndEnveloped"
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    assert_equal(:signedAndEnveloped, p7.type)
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  end
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  def test_set_type_enveloped
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    p7 = OpenSSL::PKCS7.new
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    p7.type = "enveloped"
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    assert_equal(:enveloped, p7.type)
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  end
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  def test_set_type_encrypted
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    p7 = OpenSSL::PKCS7.new
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    p7.type = "encrypted"
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    assert_equal(:encrypted, p7.type)
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  end
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  def test_smime
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    store = OpenSSL::X509::Store.new
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    store.add_cert(@ca_cert)
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    ca_certs = [@ca_cert]
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    data = "aaaaa\r\nbbbbb\r\nccccc\r\n"
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    tmp = OpenSSL::PKCS7.sign(@ee1_cert, @rsa1024, data, ca_certs)
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    p7 = OpenSSL::PKCS7.new(tmp.to_der)
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    smime = OpenSSL::PKCS7.write_smime(p7)
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    assert_equal(true, smime.start_with?(<<END))
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MIME-Version: 1.0
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Content-Disposition: attachment; filename="smime.p7m"
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Content-Type: application/x-pkcs7-mime; smime-type=signed-data; name="smime.p7m"
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Content-Transfer-Encoding: base64
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END
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    assert_equal(p7.to_der, OpenSSL::PKCS7.read_smime(smime).to_der)
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    smime = OpenSSL::PKCS7.write_smime(p7, nil, 0)
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    assert_equal(p7.to_der, OpenSSL::PKCS7.read_smime(smime).to_der)
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  end
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  def test_degenerate_pkcs7
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    ca_cert_pem = <<END
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-----BEGIN CERTIFICATE-----
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MIID4DCCAsigAwIBAgIJAL1oVI72wmQwMA0GCSqGSIb3DQEBBQUAMFMxCzAJBgNV
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BAYTAkFVMQ4wDAYDVQQIEwVTdGF0ZTENMAsGA1UEBxMEQ2l0eTEQMA4GA1UEChMH
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RXhhbXBsZTETMBEGA1UEAxMKRXhhbXBsZSBDQTAeFw0xMjEwMTgwOTE2NTBaFw0y
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MjEwMTYwOTE2NTBaMFMxCzAJBgNVBAYTAkFVMQ4wDAYDVQQIEwVTdGF0ZTENMAsG
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A1UEBxMEQ2l0eTEQMA4GA1UEChMHRXhhbXBsZTETMBEGA1UEAxMKRXhhbXBsZSBD
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QTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMTSPNxOkd5NN19XO0fJ
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tGVlWN4DWuvVL9WbWnXJXX9rU6X8sSOL9RrRA64eEZf2UBFjz9fMHZj/OGcxZpus
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4YtzfSrMU6xfvsIHeqX+mT60ms2RfX4UXab50MQArBin3JVKHGnOi25uyAOylVFU
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TuzzQJvKyB67vjuRPMlVAgVAZAP07ru9gW0ajt/ODxvUfvXxp5SFF68mVP2ipMBr
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4fujUwQC6cVHmnuL6p87VFoo9uk87TSQVDOQGL8MK4moMFtEW9oUTU22CgnxnCsS
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sCCELYhy9BdaTWQH26LzMfhnwSuIRHZyprW4WZtU0akrYXNiCj8o92rZmQWXJDbl
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qNECAwEAAaOBtjCBszAdBgNVHQ4EFgQUNtVw4jvkZZbkdQbkYi2/F4QN79owgYMG
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A1UdIwR8MHqAFDbVcOI75GWW5HUG5GItvxeEDe/aoVekVTBTMQswCQYDVQQGEwJB
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VTEOMAwGA1UECBMFU3RhdGUxDTALBgNVBAcTBENpdHkxEDAOBgNVBAoTB0V4YW1w
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bGUxEzARBgNVBAMTCkV4YW1wbGUgQ0GCCQC9aFSO9sJkMDAMBgNVHRMEBTADAQH/
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MA0GCSqGSIb3DQEBBQUAA4IBAQBvJIsY9bIqliZ3WD1KoN4cvAQeRAPsoLXQkkHg
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P6Nrcw9rJ5JvoHfYbo5aNlwbnkbt/B2xlVEXUYpJoBZFXafgxG2gJleioIgnaDS4
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FPPwZf1C5ZrOgUBfxTGjHex4ghSAoNGOd35jQzin5NGKOvZclPjZ2vQ++LP3aA2l
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9Fn2qASS46IzMGJlC75mlTOTQwDM16UunMAK26lNG9J6q02o4d/oU2a7x0fD80yF
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64kNA1wDAwaVCYiUH541qKp+b4iDqer8nf8HqzYDFlpje18xYZMEd1hj8dVOharM
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pISJ+D52hV/BGEYF8r5k3hpC5d76gSP2oCcaY0XvLBf97qik
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-----END CERTIFICATE-----
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END
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    p7 = OpenSSL::PKCS7.new
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    p7.type = "signed"
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    ca_cert = OpenSSL::X509::Certificate.new(ca_cert_pem)
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    p7.add_certificate ca_cert
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    p7.add_data ""
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    assert_nothing_raised do
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      p7.to_pem
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    end
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  end
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  def test_split_content
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     pki_message_pem = <<END
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-----BEGIN PKCS7-----
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MIIHSwYJKoZIhvcNAQcCoIIHPDCCBzgCAQExCzAJBgUrDgMCGgUAMIIDiAYJKoZI
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hvcNAQcBoIIDeQSCA3UwgAYJKoZIhvcNAQcDoIAwgAIBADGCARAwggEMAgEAMHUw
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cDEQMA4GA1UECgwHZXhhbXBsZTEXMBUGA1UEAwwOVEFSTUFDIFJPT1QgQ0ExIjAg
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BgkqhkiG9w0BCQEWE3NvbWVvbmVAZXhhbXBsZS5vcmcxCzAJBgNVBAYTAlVTMRIw
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EAYDVQQHDAlUb3duIEhhbGwCAWYwDQYJKoZIhvcNAQEBBQAEgYBspXXse8ZhG1FE
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E3PVAulbvrdR52FWPkpeLvSjgEkYzTiUi0CC3poUL1Ku5mOlavWAJgoJpFICDbvc
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N4ZNDCwOhnzoI9fMGmm1gvPQy15BdhhZRo9lP7Ga/Hg2APKT0/0yhPsmJ+w+u1e7
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OoJEVeEZ27x3+u745bGEcu8of5th6TCABgkqhkiG9w0BBwEwFAYIKoZIhvcNAwcE
 | 
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CBNs2U5mMsd/oIAEggIQU6cur8QBz02/4eMpHdlU9IkyrRMiaMZ/ky9zecOAjnvY
 | 
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d2jZqS7RhczpaNJaSli3GmDsKrF+XqE9J58s9ScGqUigzapusTsxIoRUPr7Ztb0a
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pg8VWDipAsuw7GfEkgx868sV93uC4v6Isfjbhd+JRTFp/wR1kTi7YgSXhES+RLUW
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gQbDIDgEQYxJ5U951AJtnSpjs9za2ZkTdd8RSEizJK0bQ1vqLoApwAVgZqluATqQ
 | 
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AHSDCxhweVYw6+y90B9xOrqPC0eU7Wzryq2+Raq5ND2Wlf5/N11RQ3EQdKq/l5Te
 | 
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ijp9PdWPlkUhWVoDlOFkysjk+BE+7AkzgYvz9UvBjmZsMsWqf+KsZ4S8/30ndLzu
 | 
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iucsu6eOnFLLX8DKZxV6nYffZOPzZZL8hFBcE7PPgSdBEkazMrEBXq1j5mN7exbJ
 | 
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NOA5uGWyJNBMOCe+1JbxG9UeoqvCCTHESxEeDu7xR3NnSOD47n7cXwHr81YzK2zQ
 | 
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5oWpP3C8jzI7tUjLd1S0Z3Psd17oaCn+JOfUtuB0nc3wfPF/WPo0xZQodWxp2/Cl
 | 
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EltR6qr1zf5C7GwmLzBZ6bHFAIT60/JzV0/56Pn8ztsRFtI4cwaBfTfvnwi8/sD9
 | 
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/LYOMY+/b6UDCUSR7RTN7XfrtAqDEzSdzdJkOWm1jvM8gkLmxpZdvxG3ZvDYnEQE
 | 
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5Nq+un5nAny1wf3rWierBAjE5ntiAmgs5AAAAAAAAAAAAACgggHqMIIB5jCCAU+g
 | 
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AwIBAgIBATANBgkqhkiG9w0BAQUFADAvMS0wKwYDVQQDEyQwQUM5RjAyNi1EQ0VB
 | 
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LTRDMTItOTEyNy1DMEZEN0QyQThCNUEwHhcNMTIxMDE5MDk0NTQ3WhcNMTMxMDE5
 | 
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MDk0NTQ3WjAvMS0wKwYDVQQDEyQwQUM5RjAyNi1EQ0VBLTRDMTItOTEyNy1DMEZE
 | 
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N0QyQThCNUEwgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBALTsTNyGIsKvyw56
 | 
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WI3Gll/RmjsupkrdEtPbx7OjS9MEgyhOAf9+u6CV0LJGHpy7HUeROykF6xpbSdCm
 | 
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Mr6kNObl5N0ljOb8OmV4atKjmGg1rWawDLyDQ9Dtuby+dzfHtzAzP+J/3ZoOtSqq
 | 
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AHVTnCclU1pm/uHN0HZ5nL5iLJTvAgMBAAGjEjAQMA4GA1UdDwEB/wQEAwIFoDAN
 | 
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BgkqhkiG9w0BAQUFAAOBgQA8K+BouEV04HRTdMZd3akjTQOm6aEGW4nIRnYIf8ZV
 | 
						|
mvUpLirVlX/unKtJinhGisFGpuYLMpemx17cnGkBeLCQRvHQjC+ho7l8/LOGheMS
 | 
						|
nvu0XHhvmJtRbm8MKHhogwZqHFDnXonvjyqhnhEtK5F2Fimcce3MoF2QtEe0UWv/
 | 
						|
8DGCAaowggGmAgEBMDQwLzEtMCsGA1UEAxMkMEFDOUYwMjYtRENFQS00QzEyLTkx
 | 
						|
MjctQzBGRDdEMkE4QjVBAgEBMAkGBSsOAwIaBQCggc0wEgYKYIZIAYb4RQEJAjEE
 | 
						|
EwIxOTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcBMBwGCSqGSIb3DQEJBTEPFw0x
 | 
						|
MjEwMTkwOTQ1NDdaMCAGCmCGSAGG+EUBCQUxEgQQ2EFUJdQNwQDxclIQ8qNyYzAj
 | 
						|
BgkqhkiG9w0BCQQxFgQUy8GFXPpAwRJUT3rdvNC9Pn+4eoswOAYKYIZIAYb4RQEJ
 | 
						|
BzEqEygwRkU3QzJEQTVEMDc2NzFFOTcxNDlCNUE3MDRCMERDNkM4MDYwRDJBMA0G
 | 
						|
CSqGSIb3DQEBAQUABIGAWUNdzvU2iiQOtihBwF0h48Nnw/2qX8uRjg6CVTOMcGji
 | 
						|
BxjUMifEbT//KJwljshl4y3yBLqeVYLOd04k6aKSdjgdZnrnUPI6p5tL5PfJkTAE
 | 
						|
L6qflZ9YCU5erE4T5U98hCQBMh4nOYxgaTjnZzhpkKQuEiKq/755cjzTzlI/eok=
 | 
						|
-----END PKCS7-----
 | 
						|
END
 | 
						|
    pki_message_content_pem = <<END
 | 
						|
-----BEGIN PKCS7-----
 | 
						|
MIIDawYJKoZIhvcNAQcDoIIDXDCCA1gCAQAxggEQMIIBDAIBADB1MHAxEDAOBgNV
 | 
						|
BAoMB2V4YW1wbGUxFzAVBgNVBAMMDlRBUk1BQyBST09UIENBMSIwIAYJKoZIhvcN
 | 
						|
AQkBFhNzb21lb25lQGV4YW1wbGUub3JnMQswCQYDVQQGEwJVUzESMBAGA1UEBwwJ
 | 
						|
VG93biBIYWxsAgFmMA0GCSqGSIb3DQEBAQUABIGAbKV17HvGYRtRRBNz1QLpW763
 | 
						|
UedhVj5KXi70o4BJGM04lItAgt6aFC9SruZjpWr1gCYKCaRSAg273DeGTQwsDoZ8
 | 
						|
6CPXzBpptYLz0MteQXYYWUaPZT+xmvx4NgDyk9P9MoT7JifsPrtXuzqCRFXhGdu8
 | 
						|
d/ru+OWxhHLvKH+bYekwggI9BgkqhkiG9w0BBwEwFAYIKoZIhvcNAwcECBNs2U5m
 | 
						|
Msd/gIICGFOnLq/EAc9Nv+HjKR3ZVPSJMq0TImjGf5Mvc3nDgI572Hdo2aku0YXM
 | 
						|
6WjSWkpYtxpg7Cqxfl6hPSefLPUnBqlIoM2qbrE7MSKEVD6+2bW9GqYPFVg4qQLL
 | 
						|
sOxnxJIMfOvLFfd7guL+iLH424XfiUUxaf8EdZE4u2IEl4REvkS1FoEGwyA4BEGM
 | 
						|
SeVPedQCbZ0qY7Pc2tmZE3XfEUhIsyStG0Nb6i6AKcAFYGapbgE6kAB0gwsYcHlW
 | 
						|
MOvsvdAfcTq6jwtHlO1s68qtvkWquTQ9lpX+fzddUUNxEHSqv5eU3oo6fT3Vj5ZF
 | 
						|
IVlaA5ThZMrI5PgRPuwJM4GL8/VLwY5mbDLFqn/irGeEvP99J3S87ornLLunjpxS
 | 
						|
y1/AymcVep2H32Tj82WS/IRQXBOzz4EnQRJGszKxAV6tY+Zje3sWyTTgObhlsiTQ
 | 
						|
TDgnvtSW8RvVHqKrwgkxxEsRHg7u8UdzZ0jg+O5+3F8B6/NWMyts0OaFqT9wvI8y
 | 
						|
O7VIy3dUtGdz7Hde6Ggp/iTn1LbgdJ3N8Hzxf1j6NMWUKHVsadvwpRJbUeqq9c3+
 | 
						|
QuxsJi8wWemxxQCE+tPyc1dP+ej5/M7bERbSOHMGgX03758IvP7A/fy2DjGPv2+l
 | 
						|
AwlEke0Uze1367QKgxM0nc3SZDlptY7zPIJC5saWXb8Rt2bw2JxEBOTavrp+ZwJ8
 | 
						|
tcH961onq8Tme2ICaCzk
 | 
						|
-----END PKCS7-----
 | 
						|
END
 | 
						|
    pki_msg = OpenSSL::PKCS7.new(pki_message_pem)
 | 
						|
    store = OpenSSL::X509::Store.new
 | 
						|
    pki_msg.verify(nil, store, nil, OpenSSL::PKCS7::NOVERIFY)
 | 
						|
    p7enc = OpenSSL::PKCS7.new(pki_msg.data)
 | 
						|
    assert_equal(pki_message_content_pem, p7enc.to_pem)
 | 
						|
  end
 | 
						|
end
 | 
						|
 | 
						|
end
 |