Org.BouncyCastle.Cms.CmsSignedData.GetEncoded C# (CSharp) Method

		public byte[] GetEncoded()
		{
			return contentInfo.GetEncoded();
		}

        public byte[] Sign(byte[] cmsData)
        {
            IList certs = new List<X509Certificate>();

            byte[] signBytes = File.ReadAllBytes(GetFile());
            X509Certificate2 signCert = new X509Certificate2(signBytes, Key, X509KeyStorageFlags.MachineKeySet | X509KeyStorageFlags.Exportable);
            certs.Add(DotNetUtilities.FromX509Certificate(signCert));
            IX509Store x509Certs = X509StoreFactory.Create("Certificate/Collection", new X509CollectionStoreParameters(certs));

            CmsSignedDataGenerator gen = new CmsSignedDataGenerator();
            AsymmetricCipherKeyPair pair = DotNetUtilities.GetKeyPair(signCert.PrivateKey);
            X509Certificate bX509Certificate = DotNetUtilities.FromX509Certificate(signCert);
            gen.AddSigner(pair.Private, bX509Certificate, CmsSignedGenerator.DigestSha1);
            gen.AddSigner(pair.Private, bX509Certificate, CmsSignedGenerator.DigestSha256);
            CmsSignedData unsignedData = new CmsSignedData(cmsData);

            
            gen.AddCertificates(x509Certs);
            CmsProcessable msg = new CmsProcessableByteArray(unsignedData.GetEncoded());
            CmsSignedData cmsSignedData = gen.Generate(CmsSignedGenerator.Data, msg, true);
            
            byte[] p7MData = cmsSignedData.GetEncoded();
            return p7MData;
        }