public void TestEncapsulatedSignerStoreReplacement() { MemoryStream bOut = new MemoryStream(); IX509Store x509Certs = CmsTestUtil.MakeCertStore(OrigCert, SignCert); CmsSignedDataStreamGenerator gen = new CmsSignedDataStreamGenerator(); gen.AddSigner(OrigKP.Private, OrigCert, CmsSignedDataStreamGenerator.DigestSha1); gen.AddCertificates(x509Certs); byte[] testBytes = Encoding.ASCII.GetBytes(TestMessage); Stream sigOut = gen.Open(bOut, true); sigOut.Write(testBytes, 0, testBytes.Length); sigOut.Close(); // // create new Signer // MemoryStream original = new MemoryStream(bOut.ToArray(), false); bOut.SetLength(0); gen = new CmsSignedDataStreamGenerator(); gen.AddSigner(OrigKP.Private, OrigCert, CmsSignedDataStreamGenerator.DigestSha224); gen.AddCertificates(x509Certs); sigOut = gen.Open(bOut, true); sigOut.Write(testBytes, 0, testBytes.Length); sigOut.Close(); CmsSignedData sd = new CmsSignedData(bOut.ToArray()); // // replace signer // MemoryStream newOut = new MemoryStream(); CmsSignedDataParser.ReplaceSigners(original, sd.GetSignerInfos(), newOut); sd = new CmsSignedData(newOut.ToArray()); IEnumerator signerEnum = sd.GetSignerInfos().GetSigners().GetEnumerator(); signerEnum.MoveNext(); SignerInformation signer = (SignerInformation)signerEnum.Current; Assert.AreEqual(signer.DigestAlgOid, CmsSignedDataStreamGenerator.DigestSha224); CmsSignedDataParser sp = new CmsSignedDataParser(newOut.ToArray()); sp.GetSignedContent().Drain(); VerifySignatures(sp); }
public void TestSignerStoreReplacement() { IList certList = new ArrayList(); MemoryStream bOut = new MemoryStream(); byte[] data = Encoding.ASCII.GetBytes(TestMessage); certList.Add(OrigCert); certList.Add(SignCert); IX509Store x509Certs = X509StoreFactory.Create( "Certificate/Collection", new X509CollectionStoreParameters(certList)); CmsSignedDataStreamGenerator gen = new CmsSignedDataStreamGenerator(); gen.AddSigner(OrigKP.Private, OrigCert, CmsSignedDataStreamGenerator.DigestSha1); gen.AddCertificates(x509Certs); Stream sigOut = gen.Open(bOut, false); sigOut.Write(data, 0, data.Length); sigOut.Close(); CheckSigParseable(bOut.ToArray()); // // create new Signer // MemoryStream original = new MemoryStream(bOut.ToArray(), false); bOut.SetLength(0); gen = new CmsSignedDataStreamGenerator(); gen.AddSigner(OrigKP.Private, OrigCert, CmsSignedDataStreamGenerator.DigestSha224); gen.AddCertificates(x509Certs); sigOut = gen.Open(bOut); sigOut.Write(data, 0, data.Length); sigOut.Close(); CheckSigParseable(bOut.ToArray()); CmsSignedData sd = new CmsSignedData(bOut.ToArray()); // // replace signer // MemoryStream newOut = new MemoryStream(); CmsSignedDataParser.ReplaceSigners(original, sd.GetSignerInfos(), newOut); sd = new CmsSignedData(new CmsProcessableByteArray(data), newOut.ToArray()); IEnumerator signerEnum = sd.GetSignerInfos().GetSigners().GetEnumerator(); signerEnum.MoveNext(); SignerInformation signer = (SignerInformation)signerEnum.Current; Assert.AreEqual(signer.DigestAlgOid, CmsSignedDataStreamGenerator.DigestSha224); CmsSignedDataParser sp = new CmsSignedDataParser(new CmsTypedStream( new MemoryStream(data, false)), newOut.ToArray()); sp.GetSignedContent().Drain(); VerifySignatures(sp); }