private static byte[] ComputeHashFromManifest(XmlDocument manifestDom)
{
return(SignedCmiManifest.ComputeHashFromManifest(manifestDom, false));
}
internal void Sign(CmiManifestSigner signer, string timeStampUrl)
{
this.m_strongNameSignerInfo = (CmiStrongNameSignerInfo)null;
this.m_authenticodeSignerInfo = (CmiAuthenticodeSignerInfo)null;
if (signer == null || signer.StrongNameKey == null)
{
throw new ArgumentNullException("signer");
}
SignedCmiManifest.RemoveExistingSignature(this.m_manifestDom);
if ((signer.Flag & CmiManifestSignerFlag.DontReplacePublicKeyToken) == CmiManifestSignerFlag.None)
{
SignedCmiManifest.ReplacePublicKeyToken(this.m_manifestDom, signer.StrongNameKey);
}
XmlDocument licenseDom = (XmlDocument)null;
if (signer.Certificate != null)
{
SignedCmiManifest.InsertPublisherIdentity(this.m_manifestDom, signer.Certificate);
licenseDom = SignedCmiManifest.CreateLicenseDom(signer, this.ExtractPrincipalFromManifest(), SignedCmiManifest.ComputeHashFromManifest(this.m_manifestDom));
SignedCmiManifest.AuthenticodeSignLicenseDom(licenseDom, signer, timeStampUrl);
}
SignedCmiManifest.StrongNameSignManifestDom(this.m_manifestDom, licenseDom, signer);
}
private void VerifyHash(XmlNamespaceManager nsm)
{
new XmlDocument().PreserveWhitespace = true;
XmlDocument manifestDom = (XmlDocument)this.m_manifestDom.Clone();
XmlElement xmlElement1 = manifestDom.SelectSingleNode("asm:assembly/ds:Signature/ds:KeyInfo/msrel:RelData/r:license/r:grant/as:ManifestInformation", nsm) as XmlElement;
if (xmlElement1 == null)
{
throw new CryptographicException(-2146762749);
}
if (!xmlElement1.HasAttribute("Hash"))
{
throw new CryptographicException(-2146762749);
}
string attribute = xmlElement1.GetAttribute("Hash");
if (attribute == null || attribute.Length == 0)
{
throw new CryptographicException(-2146762749);
}
XmlElement xmlElement2 = manifestDom.SelectSingleNode("asm:assembly/ds:Signature", nsm) as XmlElement;
if (xmlElement2 == null)
{
throw new CryptographicException(-2146762749);
}
xmlElement2.ParentNode.RemoveChild((XmlNode)xmlElement2);
byte[] bytes = SignedCmiManifest.HexStringToBytes(xmlElement1.GetAttribute("Hash"));
byte[] hashFromManifest1 = SignedCmiManifest.ComputeHashFromManifest(manifestDom);
if (bytes.Length == 0 || bytes.Length != hashFromManifest1.Length)
{
byte[] hashFromManifest2 = SignedCmiManifest.ComputeHashFromManifest(manifestDom, true);
if (bytes.Length == 0 || bytes.Length != hashFromManifest2.Length)
{
throw new CryptographicException(-2146869232);
}
for (int index = 0; index < bytes.Length; ++index)
{
if ((int)bytes[index] != (int)hashFromManifest2[index])
{
throw new CryptographicException(-2146869232);
}
}
}
for (int index = 0; index < bytes.Length; ++index)
{
if ((int)bytes[index] != (int)hashFromManifest1[index])
{
byte[] hashFromManifest2 = SignedCmiManifest.ComputeHashFromManifest(manifestDom, true);
if (bytes.Length == 0 || bytes.Length != hashFromManifest2.Length)
{
throw new CryptographicException(-2146869232);
}
for (index = 0; index < bytes.Length; ++index)
{
if ((int)bytes[index] != (int)hashFromManifest2[index])
{
throw new CryptographicException(-2146869232);
}
}
}
}
}
