static void Test5()
{
data = new KeyInfoX509Data() ;
//add issuer serials
data.AddIssuerSerial( TestCert.IssuerName.Name , TestCert.SerialNumber ) ;
data.AddIssuerSerial( EndCert.IssuerName.Name , EndCert.SerialNumber ) ;
rv = data.IssuerSerials.Count == 2;
byte[] b = { 100, 101 , 102 , 104 } ;
data = new KeyInfoX509Data() ;
data.CRL = b ;
for( int i = 0 ; i < b.Length ; i++ )
{
rv = b[i] == data.CRL[i] ;
}
}
static void Test6() //Xml roundtrip
{
int i = 0 ;
data = new KeyInfoX509Data() ;
//add certs
data.AddCertificate( TestCert ) ;
data.AddCertificate( EndCert ) ;
//add subject name
data.AddSubjectName( TestCert.SubjectName.Name ) ;
data.AddSubjectName( EndCert.SubjectName.Name ) ;
//add subject keys
data.AddSubjectKeyId( new byte[]{1,2,3,4,5,6} ) ;
data.AddSubjectKeyId( new byte[]{7,8,9,10,11,12} ) ;
//add issuer serials
data.AddIssuerSerial( TestCert.IssuerName.Name , TestCert.SerialNumber ) ;
data.AddIssuerSerial( EndCert.IssuerName.Name , EndCert.SerialNumber ) ;
//add the crl
byte[] b = { 100, 101 , 102 , 104 } ;
data.CRL = b ;
KeyInfoX509Data rt = new KeyInfoX509Data() ;
rt.LoadXml( data.GetXml() ) ;
for( i = 0 ; i < rt.CRL.Length ; i++ )
{
rv = rt.CRL[i] == data.CRL[i] ;
}
for( i = 0 ; i < rt.Certificates.Count ; i++ )
{
rv = rt.Certificates[i].ToString() == data.Certificates[i].ToString() ;
}
for( i = 0 ; i < rt.SubjectKeyIds.Count ; i++ )
{
rv = rt.SubjectKeyIds[i].ToString() == data.SubjectKeyIds[i].ToString() ;
}
for( i = 0 ; i < rt.SubjectNames.Count ; i++ )
{
rv = rt.SubjectNames[i].ToString() == data.SubjectNames[i].ToString() ;
}
}
// <Snippet2>
// Sign an XML file and save the signature in a new file.
public static void SignXmlFile(string FileName, string SignedFileName, string SubjectName)
{
if (null == FileName)
{
throw new ArgumentNullException("FileName");
}
if (null == SignedFileName)
{
throw new ArgumentNullException("SignedFileName");
}
if (null == SubjectName)
{
throw new ArgumentNullException("SubjectName");
}
// Load the certificate from the certificate store.
X509Certificate2 cert = GetCertificateBySubject(SubjectName);
// Create a new XML document.
XmlDocument doc = new XmlDocument();
// Format the document to ignore white spaces.
doc.PreserveWhitespace = false;
// Load the passed XML file using it's name.
doc.Load(new XmlTextReader(FileName));
// Create a SignedXml object.
SignedXml signedXml = new SignedXml(doc);
// Add the key to the SignedXml document.
signedXml.SigningKey = cert.PrivateKey;
// Create a reference to be signed.
Reference reference = new Reference();
reference.Uri = "";
// Add an enveloped transformation to the reference.
XmlDsigEnvelopedSignatureTransform env = new XmlDsigEnvelopedSignatureTransform();
reference.AddTransform(env);
// Add the reference to the SignedXml object.
signedXml.AddReference(reference);
// Create a new KeyInfo object.
KeyInfo keyInfo = new KeyInfo();
// Load the certificate into a KeyInfoX509Data object
// and add it to the KeyInfo object.
// Create an X509IssuerSerial object and add it to the
// KeyInfoX509Data object.
KeyInfoX509Data kdata = new KeyInfoX509Data(cert);
X509IssuerSerial xserial;
xserial.IssuerName = cert.IssuerName.ToString();
xserial.SerialNumber = cert.SerialNumber;
kdata.AddIssuerSerial(xserial.IssuerName, xserial.SerialNumber);
keyInfo.AddClause(kdata);
// Add the KeyInfo object to the SignedXml object.
signedXml.KeyInfo = keyInfo;
// Compute the signature.
signedXml.ComputeSignature();
// Get the XML representation of the signature and save
// it to an XmlElement object.
XmlElement xmlDigitalSignature = signedXml.GetXml();
// Append the element to the XML document.
doc.DocumentElement.AppendChild(doc.ImportNode(xmlDigitalSignature, true));
if (doc.FirstChild is XmlDeclaration)
{
doc.RemoveChild(doc.FirstChild);
}
// Save the signed XML document to a file specified
// using the passed string.
using (XmlTextWriter xmltw = new XmlTextWriter(SignedFileName, new UTF8Encoding(false)))
{
doc.WriteTo(xmltw);
xmltw.Close();
}
}